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stringlengths 1
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50.4k
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42
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value | class_name
stringlengths 1
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values | swarm_source
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| meta
dict | __index_level_0__
int64 0
60.4k
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | IERC20 | interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
} | balanceOf | function balanceOf(address account) external view returns (uint256);
| /**
* @dev Returns the amount of tokens owned by `account`.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
237,
310
]
} | 9,000 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | IERC20 | interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
} | transfer | function transfer(address recipient, uint256 amount) external returns (bool);
| /**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
534,
616
]
} | 9,001 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | IERC20 | interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
} | allowance | function allowance(address owner, address spender) external view returns (uint256);
| /**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
895,
983
]
} | 9,002 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | IERC20 | interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
} | approve | function approve(address spender, uint256 amount) external returns (bool);
| /**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
1647,
1726
]
} | 9,003 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | IERC20 | interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
} | transferFrom | function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
| /**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
2039,
2141
]
} | 9,004 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | add | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
| /**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
259,
445
]
} | 9,005 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | sub | function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
| /**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
723,
864
]
} | 9,006 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | sub | function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
| /**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
1162,
1359
]
} | 9,007 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | mul | function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
| /**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
1613,
2089
]
} | 9,008 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | div | function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
| /**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
2560,
2697
]
} | 9,009 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | div | function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
| /**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
3188,
3471
]
} | 9,010 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | mod | function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
| /**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
3931,
4066
]
} | 9,011 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | SafeMath | library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
} | mod | function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
| /**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
4546,
4717
]
} | 9,012 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Address | library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
} | isContract | function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
| /**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
606,
1230
]
} | 9,013 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Address | library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
} | sendValue | function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
| /**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
2160,
2562
]
} | 9,014 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Address | library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
} | functionCall | function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
| /**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
3318,
3496
]
} | 9,015 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Address | library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
} | functionCall | function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
| /**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
3721,
3922
]
} | 9,016 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Address | library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
} | functionCallWithValue | function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
| /**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
4292,
4523
]
} | 9,017 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Address | library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
} | functionCallWithValue | function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
| /**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
4774,
5095
]
} | 9,018 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Ownable | contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | owner | function owner() public view returns (address) {
return _owner;
}
| /**
* @dev Returns the address of the current owner.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
497,
581
]
} | 9,019 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Ownable | contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | renounceOwnership | function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
| /**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
1139,
1292
]
} | 9,020 |
||
NipponInu | NipponInu.sol | 0xc4ae41030535080907e5fbf1ad8f11fcbbc86199 | Solidity | Ownable | contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | transferOwnership | function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
| /**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | MIT | ipfs://8911bc60efd34d07cefe7032fb8eb60586a10ae7ab658ba04757b83418508612 | {
"func_code_index": [
1442,
1691
]
} | 9,021 |
||
PB0 | contracts/ERC20.sol | 0x29c188b27b6b2134385f1eda2d1d8eff5446e0cf | Solidity | ERC20 | contract ERC20 is IERC20 {
using SafeMath for uint256;
address public _minter;
mapping (address => uint256) private _balances;
uint256 private _totalSupply;
/**
* @dev Total number of tokens in existence.
*/
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
/**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return A uint256 representing the amount owned by the passed address.
*/
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
/**
* @dev Transfer token to a specified address.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
/**
* @dev Transfer token for a specified addresses.
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function _transfer(address from, address to, uint256 value) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(value <= _balances[from], "Insufficient balance.");
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
/**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/
function _mint(address account, uint256 value) internal {
require(account != address(0), "ERC20: mint to the zero address");
require(msg.sender == _minter);
require(value < 1e60);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* https://eips.ethereum.org/EIPS/eip-20
* Originally based on code by FirstBlood:
* https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*
* This implementation emits additional Approval events, allowing applications to reconstruct the allowance status for
* all accounts just by listening to said events. Note that this isn't required by the specification, and other
* compliant implementations may not do it.
*/ | NatSpecMultiLine | totalSupply | function totalSupply() public view returns (uint256) {
return _totalSupply;
}
| /**
* @dev Total number of tokens in existence.
*/ | NatSpecMultiLine | v0.5.8+commit.23d335f2 | bzzr://430ba050069fa850d6904fe3f31c87a594a8868dd674214e333e01501c33488e | {
"func_code_index": [
254,
350
]
} | 9,022 |
|
PB0 | contracts/ERC20.sol | 0x29c188b27b6b2134385f1eda2d1d8eff5446e0cf | Solidity | ERC20 | contract ERC20 is IERC20 {
using SafeMath for uint256;
address public _minter;
mapping (address => uint256) private _balances;
uint256 private _totalSupply;
/**
* @dev Total number of tokens in existence.
*/
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
/**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return A uint256 representing the amount owned by the passed address.
*/
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
/**
* @dev Transfer token to a specified address.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
/**
* @dev Transfer token for a specified addresses.
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function _transfer(address from, address to, uint256 value) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(value <= _balances[from], "Insufficient balance.");
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
/**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/
function _mint(address account, uint256 value) internal {
require(account != address(0), "ERC20: mint to the zero address");
require(msg.sender == _minter);
require(value < 1e60);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* https://eips.ethereum.org/EIPS/eip-20
* Originally based on code by FirstBlood:
* https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*
* This implementation emits additional Approval events, allowing applications to reconstruct the allowance status for
* all accounts just by listening to said events. Note that this isn't required by the specification, and other
* compliant implementations may not do it.
*/ | NatSpecMultiLine | balanceOf | function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
| /**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return A uint256 representing the amount owned by the passed address.
*/ | NatSpecMultiLine | v0.5.8+commit.23d335f2 | bzzr://430ba050069fa850d6904fe3f31c87a594a8868dd674214e333e01501c33488e | {
"func_code_index": [
564,
675
]
} | 9,023 |
|
PB0 | contracts/ERC20.sol | 0x29c188b27b6b2134385f1eda2d1d8eff5446e0cf | Solidity | ERC20 | contract ERC20 is IERC20 {
using SafeMath for uint256;
address public _minter;
mapping (address => uint256) private _balances;
uint256 private _totalSupply;
/**
* @dev Total number of tokens in existence.
*/
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
/**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return A uint256 representing the amount owned by the passed address.
*/
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
/**
* @dev Transfer token to a specified address.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
/**
* @dev Transfer token for a specified addresses.
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function _transfer(address from, address to, uint256 value) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(value <= _balances[from], "Insufficient balance.");
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
/**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/
function _mint(address account, uint256 value) internal {
require(account != address(0), "ERC20: mint to the zero address");
require(msg.sender == _minter);
require(value < 1e60);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* https://eips.ethereum.org/EIPS/eip-20
* Originally based on code by FirstBlood:
* https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*
* This implementation emits additional Approval events, allowing applications to reconstruct the allowance status for
* all accounts just by listening to said events. Note that this isn't required by the specification, and other
* compliant implementations may not do it.
*/ | NatSpecMultiLine | transfer | function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
| /**
* @dev Transfer token to a specified address.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/ | NatSpecMultiLine | v0.5.8+commit.23d335f2 | bzzr://430ba050069fa850d6904fe3f31c87a594a8868dd674214e333e01501c33488e | {
"func_code_index": [
845,
990
]
} | 9,024 |
|
PB0 | contracts/ERC20.sol | 0x29c188b27b6b2134385f1eda2d1d8eff5446e0cf | Solidity | ERC20 | contract ERC20 is IERC20 {
using SafeMath for uint256;
address public _minter;
mapping (address => uint256) private _balances;
uint256 private _totalSupply;
/**
* @dev Total number of tokens in existence.
*/
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
/**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return A uint256 representing the amount owned by the passed address.
*/
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
/**
* @dev Transfer token to a specified address.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
/**
* @dev Transfer token for a specified addresses.
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function _transfer(address from, address to, uint256 value) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(value <= _balances[from], "Insufficient balance.");
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
/**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/
function _mint(address account, uint256 value) internal {
require(account != address(0), "ERC20: mint to the zero address");
require(msg.sender == _minter);
require(value < 1e60);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* https://eips.ethereum.org/EIPS/eip-20
* Originally based on code by FirstBlood:
* https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*
* This implementation emits additional Approval events, allowing applications to reconstruct the allowance status for
* all accounts just by listening to said events. Note that this isn't required by the specification, and other
* compliant implementations may not do it.
*/ | NatSpecMultiLine | _transfer | function _transfer(address from, address to, uint256 value) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(value <= _balances[from], "Insufficient balance.");
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
| /**
* @dev Transfer token for a specified addresses.
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/ | NatSpecMultiLine | v0.5.8+commit.23d335f2 | bzzr://430ba050069fa850d6904fe3f31c87a594a8868dd674214e333e01501c33488e | {
"func_code_index": [
1213,
1667
]
} | 9,025 |
|
PB0 | contracts/ERC20.sol | 0x29c188b27b6b2134385f1eda2d1d8eff5446e0cf | Solidity | ERC20 | contract ERC20 is IERC20 {
using SafeMath for uint256;
address public _minter;
mapping (address => uint256) private _balances;
uint256 private _totalSupply;
/**
* @dev Total number of tokens in existence.
*/
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
/**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return A uint256 representing the amount owned by the passed address.
*/
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
/**
* @dev Transfer token to a specified address.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
/**
* @dev Transfer token for a specified addresses.
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function _transfer(address from, address to, uint256 value) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(value <= _balances[from], "Insufficient balance.");
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
/**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/
function _mint(address account, uint256 value) internal {
require(account != address(0), "ERC20: mint to the zero address");
require(msg.sender == _minter);
require(value < 1e60);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* https://eips.ethereum.org/EIPS/eip-20
* Originally based on code by FirstBlood:
* https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*
* This implementation emits additional Approval events, allowing applications to reconstruct the allowance status for
* all accounts just by listening to said events. Note that this isn't required by the specification, and other
* compliant implementations may not do it.
*/ | NatSpecMultiLine | _mint | function _mint(address account, uint256 value) internal {
require(account != address(0), "ERC20: mint to the zero address");
require(msg.sender == _minter);
require(value < 1e60);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
| /**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/ | NatSpecMultiLine | v0.5.8+commit.23d335f2 | bzzr://430ba050069fa850d6904fe3f31c87a594a8868dd674214e333e01501c33488e | {
"func_code_index": [
2014,
2396
]
} | 9,026 |
|
bannermfers | bannermfers.sol | 0x5d5c31b173db1bfcb314a54f03519bbb11a2544b | Solidity | bannermfers | contract bannermfers is ERC721, Ownable {
address public MFERS_ADDRESS;
address payable public payments;
IERC721 private _mfersContract;
uint private _totalSupply;
string private _metadataBaseURI;
string private _metadataExtension;
uint public cost = 0.0169 ether;
/* events */
event Received(address, uint);
/* metadata */
constructor(address mfersAddress, address _payments) ERC721("banner mfers", "bannermfer") Ownable() {
setMfersAddress(mfersAddress);
setMetadataBaseURI("https://gateway.pinata.cloud/ipfs/QmQoBpkMvrpuegnUvmp6jGg1xschRnvyMAi4YjMKrw9fn4/");
setMetadataExtenstion(".json");
payments = payable(_payments);
}
receive() external payable {
emit Received(msg.sender, msg.value);
}
/* owner's functions */
function setMfersAddress(address newAddress) public onlyOwner {
MFERS_ADDRESS = newAddress;
_mfersContract = IERC721(MFERS_ADDRESS);
}
function setMetadataBaseURI(string memory uri) public onlyOwner {
_metadataBaseURI = uri;
}
function setMetadataExtenstion(string memory extension) public onlyOwner {
_metadataExtension = extension;
}
function withdraw() public onlyOwner {
(bool sent,) = payable(payments).call{value: address(this).balance}("");
require(sent, "Failed to send Ether");
}
/* Public functions */
function _mint(uint256 token) private {
require(msg.value >= cost, "Price is 0.0169 Eth");
require(_mfersContract.ownerOf(token) == msg.sender, "You need to own the mfer");
_safeMint(msg.sender, token);
_totalSupply += 1;
}
function mint(uint256 token) payable public {
emit Received(msg.sender, msg.value);
_mint(token);
}
function massMint(uint256[] memory tokens) payable public {
require(msg.value >= (cost * tokens.length), "Price is 0.0169 Eth per banner");
for (uint i = 0; i < tokens.length; ++i)
{
require(_mfersContract.ownerOf(tokens[i]) == msg.sender, "You need to own the mfer");
_mint(tokens[i]);
}
}
function totalSupply() public view returns(uint supply)
{
supply = _totalSupply;
}
function tokenURI(uint256 token) public view override(ERC721) returns(string memory)
{
return string(abi.encodePacked(_metadataBaseURI, Strings.toString(token), _metadataExtension));
}
} | setMfersAddress | function setMfersAddress(address newAddress) public onlyOwner {
MFERS_ADDRESS = newAddress;
_mfersContract = IERC721(MFERS_ADDRESS);
}
| /* owner's functions */ | Comment | v0.8.7+commit.e28d00a7 | MIT | ipfs://742b42ad2671b5cf48cb3485f1a50ee4acb90a206e24522b73833494d3139696 | {
"func_code_index": [
862,
1024
]
} | 9,027 |
||
bannermfers | bannermfers.sol | 0x5d5c31b173db1bfcb314a54f03519bbb11a2544b | Solidity | bannermfers | contract bannermfers is ERC721, Ownable {
address public MFERS_ADDRESS;
address payable public payments;
IERC721 private _mfersContract;
uint private _totalSupply;
string private _metadataBaseURI;
string private _metadataExtension;
uint public cost = 0.0169 ether;
/* events */
event Received(address, uint);
/* metadata */
constructor(address mfersAddress, address _payments) ERC721("banner mfers", "bannermfer") Ownable() {
setMfersAddress(mfersAddress);
setMetadataBaseURI("https://gateway.pinata.cloud/ipfs/QmQoBpkMvrpuegnUvmp6jGg1xschRnvyMAi4YjMKrw9fn4/");
setMetadataExtenstion(".json");
payments = payable(_payments);
}
receive() external payable {
emit Received(msg.sender, msg.value);
}
/* owner's functions */
function setMfersAddress(address newAddress) public onlyOwner {
MFERS_ADDRESS = newAddress;
_mfersContract = IERC721(MFERS_ADDRESS);
}
function setMetadataBaseURI(string memory uri) public onlyOwner {
_metadataBaseURI = uri;
}
function setMetadataExtenstion(string memory extension) public onlyOwner {
_metadataExtension = extension;
}
function withdraw() public onlyOwner {
(bool sent,) = payable(payments).call{value: address(this).balance}("");
require(sent, "Failed to send Ether");
}
/* Public functions */
function _mint(uint256 token) private {
require(msg.value >= cost, "Price is 0.0169 Eth");
require(_mfersContract.ownerOf(token) == msg.sender, "You need to own the mfer");
_safeMint(msg.sender, token);
_totalSupply += 1;
}
function mint(uint256 token) payable public {
emit Received(msg.sender, msg.value);
_mint(token);
}
function massMint(uint256[] memory tokens) payable public {
require(msg.value >= (cost * tokens.length), "Price is 0.0169 Eth per banner");
for (uint i = 0; i < tokens.length; ++i)
{
require(_mfersContract.ownerOf(tokens[i]) == msg.sender, "You need to own the mfer");
_mint(tokens[i]);
}
}
function totalSupply() public view returns(uint supply)
{
supply = _totalSupply;
}
function tokenURI(uint256 token) public view override(ERC721) returns(string memory)
{
return string(abi.encodePacked(_metadataBaseURI, Strings.toString(token), _metadataExtension));
}
} | _mint | function _mint(uint256 token) private {
require(msg.value >= cost, "Price is 0.0169 Eth");
require(_mfersContract.ownerOf(token) == msg.sender, "You need to own the mfer");
_safeMint(msg.sender, token);
_totalSupply += 1;
}
| /* Public functions */ | Comment | v0.8.7+commit.e28d00a7 | MIT | ipfs://742b42ad2671b5cf48cb3485f1a50ee4acb90a206e24522b73833494d3139696 | {
"func_code_index": [
1483,
1756
]
} | 9,028 |
||
Resonance | TeamRewards.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | TeamRewards | contract TeamRewards {
// -------------------- mapping ------------------------ //
mapping(address => UserSystemInfo) public userSystemInfo;// user system information mapping
mapping(address => address[]) public whitelistAddress; // Whitelist addresses defined at the beginning of the project
// -------------------- array ------------------------ //
address[5] internal admin = [address(0x8434750c01D702c9cfabb3b7C5AA2774Ee67C90D), address(0xD8e79f0D2592311E740Ff097FFb0a7eaa8cb506a), address(0x740beb9fa9CCC6e971f90c25C5D5CC77063a722D), address(0x1b5bbac599f1313dB3E8061A0A65608f62897B0C), address(0x6Fd6dF175B97d2E6D651b536761e0d36b33A9495)];
// -------------------- variate ------------------------ //
address public resonanceAddress;
address public owner;
bool public whitelistTime;
// -------------------- event ------------------------ //
event TobeWhitelistAddress(address indexed user, address adminAddress);
// -------------------- structure ------------------------ //
// user system information
struct UserSystemInfo {
address userAddress; // user address
address straightAddress; // straight Address
address whiteAddress; // whiteList Address
address adminAddress; // admin Address
bool whitelist; // if whitelist
}
constructor()
public{
whitelistTime = true;
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyAdmin () {
address adminAddress = msg.sender;
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier mustAdmin (address adminAddress){
require(adminAddress != address(0));
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- user api ----------------//
function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
// -------------------- Resonance api ----------------//
function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
function getUserSystemInfo(address userAddress)
public
view
returns (
address straightAddress,
address whiteAddress,
address adminAddress,
bool whitelist)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
whiteAddress = userSystemInfo[userAddress].whiteAddress;
adminAddress = userSystemInfo[userAddress].adminAddress;
whitelist = userSystemInfo[userAddress].whitelist;
}
function getUserreferralAddress(address userAddress)
public
view
onlyResonance()
returns (address )
{
return userSystemInfo[userAddress].straightAddress;
}
// -------------------- Owner api ----------------//
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Admin api ---------------- //
// set whitelist close
function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
function getWhitelistTime()
public
view
returns (bool)
{
return whitelistTime;
}
// get all whitelist by admin address
function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
// check if the user is whitelist
function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
function getStraightAddress (address userAddress)
public
view
returns (address straightAddress)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
}
} | toBeWhitelistAddress | function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
| // -------------------- user api ----------------// | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
2318,
2967
]
} | 9,029 |
||
Resonance | TeamRewards.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | TeamRewards | contract TeamRewards {
// -------------------- mapping ------------------------ //
mapping(address => UserSystemInfo) public userSystemInfo;// user system information mapping
mapping(address => address[]) public whitelistAddress; // Whitelist addresses defined at the beginning of the project
// -------------------- array ------------------------ //
address[5] internal admin = [address(0x8434750c01D702c9cfabb3b7C5AA2774Ee67C90D), address(0xD8e79f0D2592311E740Ff097FFb0a7eaa8cb506a), address(0x740beb9fa9CCC6e971f90c25C5D5CC77063a722D), address(0x1b5bbac599f1313dB3E8061A0A65608f62897B0C), address(0x6Fd6dF175B97d2E6D651b536761e0d36b33A9495)];
// -------------------- variate ------------------------ //
address public resonanceAddress;
address public owner;
bool public whitelistTime;
// -------------------- event ------------------------ //
event TobeWhitelistAddress(address indexed user, address adminAddress);
// -------------------- structure ------------------------ //
// user system information
struct UserSystemInfo {
address userAddress; // user address
address straightAddress; // straight Address
address whiteAddress; // whiteList Address
address adminAddress; // admin Address
bool whitelist; // if whitelist
}
constructor()
public{
whitelistTime = true;
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyAdmin () {
address adminAddress = msg.sender;
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier mustAdmin (address adminAddress){
require(adminAddress != address(0));
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- user api ----------------//
function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
// -------------------- Resonance api ----------------//
function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
function getUserSystemInfo(address userAddress)
public
view
returns (
address straightAddress,
address whiteAddress,
address adminAddress,
bool whitelist)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
whiteAddress = userSystemInfo[userAddress].whiteAddress;
adminAddress = userSystemInfo[userAddress].adminAddress;
whitelist = userSystemInfo[userAddress].whitelist;
}
function getUserreferralAddress(address userAddress)
public
view
onlyResonance()
returns (address )
{
return userSystemInfo[userAddress].straightAddress;
}
// -------------------- Owner api ----------------//
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Admin api ---------------- //
// set whitelist close
function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
function getWhitelistTime()
public
view
returns (bool)
{
return whitelistTime;
}
// get all whitelist by admin address
function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
// check if the user is whitelist
function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
function getStraightAddress (address userAddress)
public
view
returns (address straightAddress)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
}
} | referralPeople | function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
| // -------------------- Resonance api ----------------// | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
3032,
3463
]
} | 9,030 |
||
Resonance | TeamRewards.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | TeamRewards | contract TeamRewards {
// -------------------- mapping ------------------------ //
mapping(address => UserSystemInfo) public userSystemInfo;// user system information mapping
mapping(address => address[]) public whitelistAddress; // Whitelist addresses defined at the beginning of the project
// -------------------- array ------------------------ //
address[5] internal admin = [address(0x8434750c01D702c9cfabb3b7C5AA2774Ee67C90D), address(0xD8e79f0D2592311E740Ff097FFb0a7eaa8cb506a), address(0x740beb9fa9CCC6e971f90c25C5D5CC77063a722D), address(0x1b5bbac599f1313dB3E8061A0A65608f62897B0C), address(0x6Fd6dF175B97d2E6D651b536761e0d36b33A9495)];
// -------------------- variate ------------------------ //
address public resonanceAddress;
address public owner;
bool public whitelistTime;
// -------------------- event ------------------------ //
event TobeWhitelistAddress(address indexed user, address adminAddress);
// -------------------- structure ------------------------ //
// user system information
struct UserSystemInfo {
address userAddress; // user address
address straightAddress; // straight Address
address whiteAddress; // whiteList Address
address adminAddress; // admin Address
bool whitelist; // if whitelist
}
constructor()
public{
whitelistTime = true;
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyAdmin () {
address adminAddress = msg.sender;
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier mustAdmin (address adminAddress){
require(adminAddress != address(0));
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- user api ----------------//
function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
// -------------------- Resonance api ----------------//
function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
function getUserSystemInfo(address userAddress)
public
view
returns (
address straightAddress,
address whiteAddress,
address adminAddress,
bool whitelist)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
whiteAddress = userSystemInfo[userAddress].whiteAddress;
adminAddress = userSystemInfo[userAddress].adminAddress;
whitelist = userSystemInfo[userAddress].whitelist;
}
function getUserreferralAddress(address userAddress)
public
view
onlyResonance()
returns (address )
{
return userSystemInfo[userAddress].straightAddress;
}
// -------------------- Owner api ----------------//
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Admin api ---------------- //
// set whitelist close
function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
function getWhitelistTime()
public
view
returns (bool)
{
return whitelistTime;
}
// get all whitelist by admin address
function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
// check if the user is whitelist
function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
function getStraightAddress (address userAddress)
public
view
returns (address straightAddress)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
}
} | allowResonance | function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
| // -------------------- Owner api ----------------// | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4221,
4327
]
} | 9,031 |
||
Resonance | TeamRewards.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | TeamRewards | contract TeamRewards {
// -------------------- mapping ------------------------ //
mapping(address => UserSystemInfo) public userSystemInfo;// user system information mapping
mapping(address => address[]) public whitelistAddress; // Whitelist addresses defined at the beginning of the project
// -------------------- array ------------------------ //
address[5] internal admin = [address(0x8434750c01D702c9cfabb3b7C5AA2774Ee67C90D), address(0xD8e79f0D2592311E740Ff097FFb0a7eaa8cb506a), address(0x740beb9fa9CCC6e971f90c25C5D5CC77063a722D), address(0x1b5bbac599f1313dB3E8061A0A65608f62897B0C), address(0x6Fd6dF175B97d2E6D651b536761e0d36b33A9495)];
// -------------------- variate ------------------------ //
address public resonanceAddress;
address public owner;
bool public whitelistTime;
// -------------------- event ------------------------ //
event TobeWhitelistAddress(address indexed user, address adminAddress);
// -------------------- structure ------------------------ //
// user system information
struct UserSystemInfo {
address userAddress; // user address
address straightAddress; // straight Address
address whiteAddress; // whiteList Address
address adminAddress; // admin Address
bool whitelist; // if whitelist
}
constructor()
public{
whitelistTime = true;
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyAdmin () {
address adminAddress = msg.sender;
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier mustAdmin (address adminAddress){
require(adminAddress != address(0));
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- user api ----------------//
function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
// -------------------- Resonance api ----------------//
function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
function getUserSystemInfo(address userAddress)
public
view
returns (
address straightAddress,
address whiteAddress,
address adminAddress,
bool whitelist)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
whiteAddress = userSystemInfo[userAddress].whiteAddress;
adminAddress = userSystemInfo[userAddress].adminAddress;
whitelist = userSystemInfo[userAddress].whitelist;
}
function getUserreferralAddress(address userAddress)
public
view
onlyResonance()
returns (address )
{
return userSystemInfo[userAddress].straightAddress;
}
// -------------------- Owner api ----------------//
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Admin api ---------------- //
// set whitelist close
function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
function getWhitelistTime()
public
view
returns (bool)
{
return whitelistTime;
}
// get all whitelist by admin address
function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
// check if the user is whitelist
function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
function getStraightAddress (address userAddress)
public
view
returns (address straightAddress)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
}
} | setWhitelistTime | function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
| // -------------------- Admin api ---------------- //
// set whitelist close | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4417,
4530
]
} | 9,032 |
||
Resonance | TeamRewards.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | TeamRewards | contract TeamRewards {
// -------------------- mapping ------------------------ //
mapping(address => UserSystemInfo) public userSystemInfo;// user system information mapping
mapping(address => address[]) public whitelistAddress; // Whitelist addresses defined at the beginning of the project
// -------------------- array ------------------------ //
address[5] internal admin = [address(0x8434750c01D702c9cfabb3b7C5AA2774Ee67C90D), address(0xD8e79f0D2592311E740Ff097FFb0a7eaa8cb506a), address(0x740beb9fa9CCC6e971f90c25C5D5CC77063a722D), address(0x1b5bbac599f1313dB3E8061A0A65608f62897B0C), address(0x6Fd6dF175B97d2E6D651b536761e0d36b33A9495)];
// -------------------- variate ------------------------ //
address public resonanceAddress;
address public owner;
bool public whitelistTime;
// -------------------- event ------------------------ //
event TobeWhitelistAddress(address indexed user, address adminAddress);
// -------------------- structure ------------------------ //
// user system information
struct UserSystemInfo {
address userAddress; // user address
address straightAddress; // straight Address
address whiteAddress; // whiteList Address
address adminAddress; // admin Address
bool whitelist; // if whitelist
}
constructor()
public{
whitelistTime = true;
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyAdmin () {
address adminAddress = msg.sender;
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier mustAdmin (address adminAddress){
require(adminAddress != address(0));
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- user api ----------------//
function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
// -------------------- Resonance api ----------------//
function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
function getUserSystemInfo(address userAddress)
public
view
returns (
address straightAddress,
address whiteAddress,
address adminAddress,
bool whitelist)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
whiteAddress = userSystemInfo[userAddress].whiteAddress;
adminAddress = userSystemInfo[userAddress].adminAddress;
whitelist = userSystemInfo[userAddress].whitelist;
}
function getUserreferralAddress(address userAddress)
public
view
onlyResonance()
returns (address )
{
return userSystemInfo[userAddress].straightAddress;
}
// -------------------- Owner api ----------------//
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Admin api ---------------- //
// set whitelist close
function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
function getWhitelistTime()
public
view
returns (bool)
{
return whitelistTime;
}
// get all whitelist by admin address
function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
// check if the user is whitelist
function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
function getStraightAddress (address userAddress)
public
view
returns (address straightAddress)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
}
} | getAdminWhitelistAddress | function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
| // get all whitelist by admin address | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4698,
4862
]
} | 9,033 |
||
Resonance | TeamRewards.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | TeamRewards | contract TeamRewards {
// -------------------- mapping ------------------------ //
mapping(address => UserSystemInfo) public userSystemInfo;// user system information mapping
mapping(address => address[]) public whitelistAddress; // Whitelist addresses defined at the beginning of the project
// -------------------- array ------------------------ //
address[5] internal admin = [address(0x8434750c01D702c9cfabb3b7C5AA2774Ee67C90D), address(0xD8e79f0D2592311E740Ff097FFb0a7eaa8cb506a), address(0x740beb9fa9CCC6e971f90c25C5D5CC77063a722D), address(0x1b5bbac599f1313dB3E8061A0A65608f62897B0C), address(0x6Fd6dF175B97d2E6D651b536761e0d36b33A9495)];
// -------------------- variate ------------------------ //
address public resonanceAddress;
address public owner;
bool public whitelistTime;
// -------------------- event ------------------------ //
event TobeWhitelistAddress(address indexed user, address adminAddress);
// -------------------- structure ------------------------ //
// user system information
struct UserSystemInfo {
address userAddress; // user address
address straightAddress; // straight Address
address whiteAddress; // whiteList Address
address adminAddress; // admin Address
bool whitelist; // if whitelist
}
constructor()
public{
whitelistTime = true;
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyAdmin () {
address adminAddress = msg.sender;
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier mustAdmin (address adminAddress){
require(adminAddress != address(0));
require(adminAddress == admin[0] || adminAddress == admin[1] || adminAddress == admin[2] || adminAddress == admin[3] || adminAddress == admin[4]);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- user api ----------------//
function toBeWhitelistAddress(address adminAddress, address whitelist)
public
mustAdmin(adminAddress)
onlyAdmin()
payable
{
require(whitelistTime);
require(!userSystemInfo[whitelist].whitelist);
whitelistAddress[adminAddress].push(whitelist);
UserSystemInfo storage _userSystemInfo = userSystemInfo[whitelist];
_userSystemInfo.straightAddress = adminAddress;
_userSystemInfo.whiteAddress = whitelist;
_userSystemInfo.adminAddress = adminAddress;
_userSystemInfo.whitelist = true;
emit TobeWhitelistAddress(whitelist, adminAddress);
}
// -------------------- Resonance api ----------------//
function referralPeople(address userAddress,address referralAddress)
public
onlyResonance()
{
UserSystemInfo storage _userSystemInfo = userSystemInfo[userAddress];
_userSystemInfo.straightAddress = referralAddress;
_userSystemInfo.whiteAddress = userSystemInfo[referralAddress].whiteAddress;
_userSystemInfo.adminAddress = userSystemInfo[referralAddress].adminAddress;
}
function getUserSystemInfo(address userAddress)
public
view
returns (
address straightAddress,
address whiteAddress,
address adminAddress,
bool whitelist)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
whiteAddress = userSystemInfo[userAddress].whiteAddress;
adminAddress = userSystemInfo[userAddress].adminAddress;
whitelist = userSystemInfo[userAddress].whitelist;
}
function getUserreferralAddress(address userAddress)
public
view
onlyResonance()
returns (address )
{
return userSystemInfo[userAddress].straightAddress;
}
// -------------------- Owner api ----------------//
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Admin api ---------------- //
// set whitelist close
function setWhitelistTime(bool off)
public
onlyAdmin()
{
whitelistTime = off;
}
function getWhitelistTime()
public
view
returns (bool)
{
return whitelistTime;
}
// get all whitelist by admin address
function getAdminWhitelistAddress(address adminx)
public
view
returns (address[] memory)
{
return whitelistAddress[adminx];
}
// check if the user is whitelist
function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
function getStraightAddress (address userAddress)
public
view
returns (address straightAddress)
{
straightAddress = userSystemInfo[userAddress].straightAddress;
}
} | isWhitelistAddress | function isWhitelistAddress(address user)
public
view
returns (bool)
{
return userSystemInfo[user].whitelist;
}
| // check if the user is whitelist | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4904,
5054
]
} | 9,034 |
||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | Token | contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply) {}
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance) {}
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success) {}
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success) {}
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
} | totalSupply | function totalSupply() constant returns (uint256 supply) {}
| /// @return total amount of tokens | NatSpecSingleLine | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
60,
124
]
} | 9,035 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | Token | contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply) {}
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance) {}
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success) {}
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success) {}
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
} | balanceOf | function balanceOf(address _owner) constant returns (uint256 balance) {}
| /// @param _owner The address from which the balance will be retrieved
/// @return The balance | NatSpecSingleLine | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
232,
309
]
} | 9,036 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | Token | contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply) {}
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance) {}
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success) {}
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success) {}
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
} | transfer | function transfer(address _to, uint256 _value) returns (bool success) {}
| /// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not | NatSpecSingleLine | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
546,
623
]
} | 9,037 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | Token | contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply) {}
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance) {}
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success) {}
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success) {}
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
} | transferFrom | function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
| /// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not | NatSpecSingleLine | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
946,
1042
]
} | 9,038 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | Token | contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply) {}
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance) {}
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success) {}
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success) {}
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
} | approve | function approve(address _spender, uint256 _value) returns (bool success) {}
| /// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not | NatSpecSingleLine | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
1326,
1407
]
} | 9,039 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | Token | contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply) {}
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance) {}
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success) {}
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {}
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success) {}
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
} | allowance | function allowance(address _owner, address _spender) constant returns (uint256 remaining) {}
| /// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent | NatSpecSingleLine | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
1615,
1712
]
} | 9,040 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | EURTToken | contract EURTToken is StandardToken {
function () {
//if ether is sent to this address, send it back.
throw;
}
/* Public variables of the token */
/*
NOTE:
The following variables are OPTIONAL vanities. One does not have to include them.
They allow one to customise the token contract & in no way influences the core functionality.
Some wallets/interfaces might not even bother to look at this information.
*/
string public name; //fancy name: eg Simon Bucks
uint8 public decimals; //How many decimals to show. ie. There could 1000 base units with 3 decimals. Meaning 0.980 SBX = 980 base units. It's like comparing 1 wei to 1 ether.
string public symbol; //An identifier: eg SBX
string public version = 'H1.0'; //human 0.1 standard. Just an arbitrary versioning scheme.
function EURTToken(
) {
balances[msg.sender] = 1000000000000000000000000000; // Give the creator all initial tokens
totalSupply = 1000000000000000000000000000; // Update total supply
name = "EURT"; // Set the name for display purposes
decimals = 18; // Amount of decimals for display purposes
symbol = "EURT"; // Set the symbol for display purposes
}
/* Approves and then calls the receiving contract */
function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
//receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
//it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { throw; }
return true;
}
} | EURTToken | function EURTToken(
) {
balances[msg.sender] = 1000000000000000000000000000; // Give the creator all initial tokens
totalSupply = 1000000000000000000000000000; // Update total supply
name = "EURT"; // Set the name for display purposes
decimals = 18; // Amount of decimals for display purposes
symbol = "EURT"; // Set the symbol for display purposes
}
| //human 0.1 standard. Just an arbitrary versioning scheme. | LineComment | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
918,
1460
]
} | 9,041 |
|||
EURTToken | EURTToken.sol | 0x307a736bab7976302f630ab151314981c5924569 | Solidity | EURTToken | contract EURTToken is StandardToken {
function () {
//if ether is sent to this address, send it back.
throw;
}
/* Public variables of the token */
/*
NOTE:
The following variables are OPTIONAL vanities. One does not have to include them.
They allow one to customise the token contract & in no way influences the core functionality.
Some wallets/interfaces might not even bother to look at this information.
*/
string public name; //fancy name: eg Simon Bucks
uint8 public decimals; //How many decimals to show. ie. There could 1000 base units with 3 decimals. Meaning 0.980 SBX = 980 base units. It's like comparing 1 wei to 1 ether.
string public symbol; //An identifier: eg SBX
string public version = 'H1.0'; //human 0.1 standard. Just an arbitrary versioning scheme.
function EURTToken(
) {
balances[msg.sender] = 1000000000000000000000000000; // Give the creator all initial tokens
totalSupply = 1000000000000000000000000000; // Update total supply
name = "EURT"; // Set the name for display purposes
decimals = 18; // Amount of decimals for display purposes
symbol = "EURT"; // Set the symbol for display purposes
}
/* Approves and then calls the receiving contract */
function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
//receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
//it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { throw; }
return true;
}
} | approveAndCall | function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
//receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
//it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { throw; }
return true;
}
| /* Approves and then calls the receiving contract */ | Comment | v0.4.25+commit.59dbf8f1 | bzzr://67e066c39fb5580c197d0b04ff918c0f1aeaa4504915a869b531098cd118b3eb | {
"func_code_index": [
1521,
2326
]
} | 9,042 |
|||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | tokenSelling | function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
| /**
* @return tokenSelling_ the token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
3812,
3977
]
} | 9,043 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | wallet | function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
| /**
* @return wallet_ the address where funds are collected
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
4056,
4161
]
} | 9,044 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | paymentTokens | function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
| /**
* @return paymentTokens_ the payment tokens
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
4228,
4406
]
} | 9,045 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | rate | function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
| /**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
4564,
4972
]
} | 9,046 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | lotSize | function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
| /**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
5107,
5400
]
} | 9,047 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | maxLots | function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
| /**
* @return maxLots_ maximum number of lots for token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
5486,
5604
]
} | 9,048 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | weiRaisedFor | function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
| /**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
5728,
5921
]
} | 9,049 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | isPaymentToken | function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
| /**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
6063,
6387
]
} | 9,050 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | getTokenAmount | function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
| /**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
6678,
7064
]
} | 9,051 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | getWeiAmount | function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
| /**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
7394,
8042
]
} | 9,052 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | buyTokens | function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
| /**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
8169,
8308
]
} | 9,053 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | buyTokensFor | function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
| /**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
8493,
8687
]
} | 9,054 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _buyTokensFor | function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
| /**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
9049,
10643
]
} | 9,055 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _weiRaisedFor | function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
| /**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
10767,
11198
]
} | 9,056 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _rate | function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
| /**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
11356,
11524
]
} | 9,057 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _lotSize | function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
| /**
* @return lotSize_ lot size of token being sold
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
11595,
11756
]
} | 9,058 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _preValidatePurchase | function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
| /**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
12407,
12648
]
} | 9,059 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _postValidatePurchase | function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
| /**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
13052,
13294
]
} | 9,060 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _deliverTokens | function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
| // https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code | LineComment | v0.7.6+commit.7338295f | {
"func_code_index": [
13692,
13876
]
} | 9,061 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _processPurchase | function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
| /**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
14138,
14304
]
} | 9,062 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _updatePurchasingState | function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
| /**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
14683,
14921
]
} | 9,063 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _getTokenAmount | function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
| /**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
15146,
15369
]
} | 9,064 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _getWeiAmount | function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
| /**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
15699,
16050
]
} | 9,065 |
||
LaunchpadCrowdsaleWithVesting | contracts/Crowdsale.sol | 0x6557d383b209fc901c57da8dffd15e2689e789ed | Solidity | Crowdsale | contract Crowdsale is ReentrancyGuard, ICrowdsale {
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 public constant MAX_NUM_PAYMENT_TOKENS = 10;
uint256 public constant TOKEN_MAX_DECIMALS = 18;
uint256 public constant TOKEN_SELLING_SCALE = 10**TOKEN_MAX_DECIMALS;
// Amount of tokens sold
uint256 public tokensSold;
// The token being sold
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address private _tokenSelling;
// Lot size and maximum number of lots for token being sold
LotsInfo private _lotsInfo;
// Payment tokens
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
address[] private _paymentTokens;
// Payment token decimals
// https://github.com/crytic/slither/wiki/Detector-Documentation#variable-names-are-too-similar
// slither-disable-next-line similar-names
mapping(address => uint256) private _paymentDecimals;
// Indicates whether ERC20 token is acceptable for payment
mapping(address => bool) private _isPaymentTokens;
// Address where funds are collected
address private _wallet;
// How many weis one token costs for each ERC20 payment token
mapping(address => uint256) private _rates;
// Amount of wei raised for each payment token
mapping(address => uint256) private _weiRaised;
/**
* @dev Rates will denote how many weis one token costs for each ERC20 payment token.
* For USDC or USDT payment token which has 6 decimals, minimum rate will
* be 1000000000000 which will correspond to a price of USD0.000001 per token.
* @param wallet_ Address where collected funds will be forwarded to
* @param tokenSelling_ Address of the token being sold
* @param lotsInfo Lot size and maximum number of lots for token being sold
* @param paymentTokensInfo Addresses, decimals, rates and lot sizes of ERC20 tokens acceptable for payment
*/
constructor(
address wallet_,
address tokenSelling_,
LotsInfo memory lotsInfo,
PaymentTokenInfo[] memory paymentTokensInfo
) {
require(wallet_ != address(0), "Crowdsale: zero wallet address");
require(
tokenSelling_ != address(0),
"Crowdsale: zero token selling address"
);
require(lotsInfo.lotSize > 0, "Crowdsale: zero lot size");
require(lotsInfo.maxLots > 0, "Crowdsale: zero max lots");
require(paymentTokensInfo.length > 0, "Crowdsale: zero payment tokens");
require(
paymentTokensInfo.length < MAX_NUM_PAYMENT_TOKENS,
"Crowdsale: exceed max payment tokens"
);
_wallet = wallet_;
_tokenSelling = tokenSelling_;
_lotsInfo = lotsInfo;
for (uint256 i = 0; i < paymentTokensInfo.length; i++) {
uint256 paymentDecimal = paymentTokensInfo[i].paymentDecimal;
require(
paymentDecimal <= TOKEN_MAX_DECIMALS,
"Crowdsale: decimals exceed 18"
);
address paymentToken = paymentTokensInfo[i].paymentToken;
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
uint256 rate_ = paymentTokensInfo[i].rate;
require(rate_ > 0, "Crowdsale: zero rate");
_isPaymentTokens[paymentToken] = true;
_paymentTokens.push(paymentToken);
_paymentDecimals[paymentToken] = paymentDecimal;
_rates[paymentToken] = rate_;
}
}
/**
* @return tokenSelling_ the token being sold
*/
function tokenSelling()
external
view
override
returns (address tokenSelling_)
{
tokenSelling_ = _tokenSelling;
}
/**
* @return wallet_ the address where funds are collected
*/
function wallet() external view override returns (address wallet_) {
wallet_ = _wallet;
}
/**
* @return paymentTokens_ the payment tokens
*/
function paymentTokens()
external
view
override
returns (address[] memory paymentTokens_)
{
paymentTokens_ = _paymentTokens;
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function rate(address paymentToken)
external
view
override
returns (uint256 rate_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
rate_ = _rate(paymentToken);
}
/**
* @param beneficiary Address performing the token purchase
* @return lotSize_ lot size of token being sold
*/
function lotSize(address beneficiary)
public
view
override
returns (uint256 lotSize_)
{
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
lotSize_ = _lotSize(beneficiary);
}
/**
* @return maxLots_ maximum number of lots for token being sold
*/
function maxLots() external view override returns (uint256 maxLots_) {
maxLots_ = _lotsInfo.maxLots;
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function weiRaisedFor(address paymentToken)
external
view
override
returns (uint256 weiRaised_)
{
weiRaised_ = _weiRaisedFor(paymentToken);
}
/**
* @param paymentToken ERC20 payment token address
* @return isPaymentToken_ whether token is accepted for payment
*/
function isPaymentToken(address paymentToken)
public
view
override
returns (bool isPaymentToken_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
isPaymentToken_ = _isPaymentTokens[paymentToken];
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return tokenAmount Number of tokens being sold that will be purchased
*/
function getTokenAmount(uint256 lots, address beneficiary)
external
view
override
returns (uint256 tokenAmount)
{
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
tokenAmount = _getTokenAmount(lots, beneficiary);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) external view override returns (uint256 weiAmount) {
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
}
/**
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokens(address paymentToken, uint256 lots) external override {
_buyTokensFor(msg.sender, paymentToken, lots);
}
/**
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) external override {
_buyTokensFor(beneficiary, paymentToken, lots);
}
/**
* @dev low level token purchase ***DO NOT OVERRIDE***
* This function has a non-reentrancy guard, so it shouldn't be called by
* another `nonReentrant` function.
* @param beneficiary Recipient of the token purchase
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
*/
function _buyTokensFor(
address beneficiary,
address paymentToken,
uint256 lots
) internal nonReentrant {
require(
beneficiary != address(0),
"Crowdsale: zero beneficiary address"
);
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(lots > 0, "Crowdsale: zero lots");
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
// calculate token amount to be created
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
// calculate wei amount to transfer to wallet
uint256 weiAmount = _getWeiAmount(paymentToken, lots, beneficiary);
_preValidatePurchase(beneficiary, paymentToken, weiAmount, tokenAmount);
// update state
_weiRaised[paymentToken] = _weiRaised[paymentToken].add(weiAmount);
tokensSold = tokensSold.add(tokenAmount);
_updatePurchasingState(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
emit TokensPurchased(
msg.sender,
beneficiary,
paymentToken,
lots,
weiAmount,
tokenAmount
);
_processPurchase(beneficiary, tokenAmount);
_forwardFunds(paymentToken, weiAmount);
_postValidatePurchase(
beneficiary,
paymentToken,
weiAmount,
tokenAmount
);
}
/**
* @param paymentToken ERC20 payment token address
* @return weiRaised_ the amount of wei raised
*/
function _weiRaisedFor(address paymentToken)
internal
view
virtual
returns (uint256 weiRaised_)
{
require(
paymentToken != address(0),
"Crowdsale: zero payment token address"
);
require(
isPaymentToken(paymentToken),
"Crowdsale: payment token unaccepted"
);
weiRaised_ = _weiRaised[paymentToken];
}
/**
* @param paymentToken ERC20 payment token address
* @return rate_ how many weis one token costs for specified ERC20 payment token
*/
function _rate(address paymentToken)
internal
view
virtual
returns (uint256 rate_)
{
rate_ = _rates[paymentToken];
}
/**
* @return lotSize_ lot size of token being sold
*/
function _lotSize(address)
internal
view
virtual
returns (uint256 lotSize_)
{
lotSize_ = _lotsInfo.lotSize;
}
/**
* @dev Validation of an incoming purchase. Use require statements to revert state when conditions are not met.
* Use `super` in contracts that inherit from Crowdsale to extend their validations.
* Example from CappedCrowdsale.sol's _preValidatePurchase method:
* super._preValidatePurchase(beneficiary, weiAmount);
* require(weiRaised().add(weiAmount) <= cap);
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _preValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Validation of an executed purchase. Observe state and use revert statements to undo/rollback when valid
* conditions are not met.
* @param beneficiary Address performing the token purchase
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _postValidatePurchase(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal view virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Source of tokens. Override this method to modify the way in which the crowdsale ultimately gets and sends
* its tokens.
* @param beneficiary Address performing the token purchase
* @param tokenAmount Number of tokens to be emitted
*/
// https://github.com/crytic/slither/wiki/Detector-Documentation#dead-code
// slither-disable-next-line dead-code
function _deliverTokens(address beneficiary, uint256 tokenAmount)
internal
virtual
{
IERC20(_tokenSelling).safeTransfer(beneficiary, tokenAmount);
}
/**
* @dev Executed when a purchase has been validated and is ready to be executed. Doesn't necessarily emit/send
* tokens.
* @param beneficiary Address receiving the tokens
* @param tokenAmount Number of tokens to be purchased
*/
function _processPurchase(address beneficiary, uint256 tokenAmount)
internal
virtual
{
_deliverTokens(beneficiary, tokenAmount);
}
/**
* @dev Override for extensions that require an internal state to check for validity (current user contributions,
* etc.)
* @param beneficiary Address receiving the tokens
* @param paymentToken ERC20 payment token address
* @param weiAmount Amount in wei of ERC20 payment token
* @param tokenAmount Number of tokens to be purchased
*/
function _updatePurchasingState(
address beneficiary,
address paymentToken,
uint256 weiAmount,
uint256 tokenAmount
) internal virtual {
// solhint-disable-previous-line no-empty-blocks
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param lots Number of lots of token being sold
* @return tokenAmount Number of tokens that will be purchased
*/
function _getTokenAmount(uint256 lots, address)
internal
view
virtual
returns (uint256 tokenAmount)
{
tokenAmount = lots.mul(_lotsInfo.lotSize).mul(TOKEN_SELLING_SCALE);
}
/**
* @dev Override to extend the way in which payment token is converted to tokens.
* @param paymentToken ERC20 payment token address
* @param lots Number of lots of token being sold
* @param beneficiary Address receiving the tokens
* @return weiAmount Amount in wei of ERC20 payment token
*/
function _getWeiAmount(
address paymentToken,
uint256 lots,
address beneficiary
) internal view virtual returns (uint256 weiAmount) {
uint256 rate_ = _rate(paymentToken);
uint256 tokenAmount = _getTokenAmount(lots, beneficiary);
weiAmount = tokenAmount.mul(rate_).div(TOKEN_SELLING_SCALE);
}
/**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/
function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
} | /**
* @title Crowdsale
* @author Enjinstarter
* @dev Crowdsale is a base contract for managing a token crowdsale,
* allowing investors to purchase tokens with ERC20 tokens. This contract implements
* such functionality in its most fundamental form and can be extended to provide additional
* functionality and/or custom behavior.
* The external interface represents the basic interface for purchasing tokens, and conforms
* the base architecture for crowdsales. It is *not* intended to be modified / overridden.
* The internal interface conforms the extensible and modifiable surface of crowdsales. Override
* the methods to add functionality. Consider using 'super' where appropriate to concatenate
* behavior.
*/ | NatSpecMultiLine | _forwardFunds | function _forwardFunds(address paymentToken, uint256 weiAmount)
internal
virtual
{
uint256 amount = weiAmount;
if (_paymentDecimals[paymentToken] < TOKEN_MAX_DECIMALS) {
uint256 decimalsDiff = uint256(TOKEN_MAX_DECIMALS).sub(
_paymentDecimals[paymentToken]
);
amount = weiAmount.div(10**decimalsDiff);
}
IERC20(paymentToken).safeTransferFrom(msg.sender, _wallet, amount);
}
| /**
* @dev Determines how ERC20 payment token is stored/forwarded on purchases.
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | {
"func_code_index": [
16149,
16635
]
} | 9,066 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | batchReceiveFor | function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
| // solhint-disable-next-line | LineComment | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
2097,
2518
]
} | 9,067 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | reclaimToken | function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
| /** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
3062,
3681
]
} | 9,068 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | initialBalanceOf | function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
| /**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
3878,
4015
]
} | 9,069 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | receiveFor | function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
| /**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
4352,
4603
]
} | 9,070 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | release | function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
| /** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
4698,
4871
]
} | 9,071 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | releaseFor | function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
| /** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
5094,
5279
]
} | 9,072 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | roleSetup | function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
| /**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
5513,
5639
]
} | 9,073 |
||
AdvisorsVesting | contracts/vault/AdvisorsVesting.sol | 0xf7ac1fb0b22eab86c1a459d4779b7039a37e7d24 | Solidity | AdvisorsVesting | contract AdvisorsVesting is BasicVault {
using SafeERC20 for IERC20;
using SafeMath for uint256;
/*** PRE-DEPLOYMENT CONFIGURED CONSTANTS */
uint256 private constant ALLOCATION = 1500000 ether;
// 180 days after the crowdsale starts
uint256 private constant CLIFF_DURATION = 180 days;
// A default time, doesn't really matter
uint256 private constant DEFAULT_RELEASETIME = 9999 days;
// 360 days of vesting duration
uint256 private constant VESTING_DURATION = 360 days;
mapping(address=>uint256) private _initialBalances;
/**
* @notice Create a vesting vault for investors
* @dev Upon the creation of the contract, the ownership should be transferred to the
* crowdsale contract.
* @param token The address of the token contract
* @param crowdsale The address of the crowdsale contract
* @param updateTime The timestamp before which information is still updatable in this
* contract
* @param newOwner The address of the new owner of this contract.
*/
/* solhint-disable */
constructor(
IERC20 token,
address crowdsale,
uint256 updateTime,
address newOwner
)
public
BasicVault(token, crowdsale, true, updateTime, updateTime.add(CLIFF_DURATION))
{
require(updateTime == IIvoCrowdsale(crowdsale).startingTime(), "Update time not correct");
roleSetup(newOwner);
}
/* solhint-enable */
/**
* @notice Check if the maximum allocation has been reached
* @dev Revert if the allocated amount has been reached/exceeded
* @param additional The amount of token to be added.
*/
modifier capNotReached(uint256 additional) {
require(totalBalance().add(additional) <= ALLOCATION, "exceed the maximum allocation");
_;
}
/**
* @notice Add advisors in batch.
* @param amounts Amounts of token purchased
* @param beneficiaries Recipients of the token purchase
*/
// solhint-disable-next-line
function batchReceiveFor(address[] calldata beneficiaries, uint256[] calldata amounts)
external
{
uint256 length = amounts.length;
require(beneficiaries.length == length, "length !=");
require(length <= 256, "To long, please consider shorten the array");
for (uint256 i = 0; i < length; i++) {
receiveFor(beneficiaries[i], amounts[i]);
}
}
/** OVERRIDE
* @notice Let token owner to get the other tokens accidentally sent to this token address.
* @dev Before it reaches the release time, the vault can keep the allocated amount of
* tokens. Since INVAO managers could still add SAFT investors during the SEED-ROUND,
* the allocated amount of tokens stays in the SAFT vault during that period. Once the
* SEED round ends, this vault can only hold max. totalBalance.
* @param tokenToBeRecovered address of the token to be recovered.
*/
function reclaimToken(IERC20 tokenToBeRecovered) external onlyOwner {
// only if the token is not the IVO token
uint256 balance = tokenToBeRecovered.balanceOf(address(this));
if (tokenToBeRecovered == this.token()) {
if (block.timestamp <= this.updateTime()) {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(ALLOCATION));
} else {
tokenToBeRecovered.safeTransfer(owner(), balance.sub(this.totalBalance()));
}
} else {
tokenToBeRecovered.safeTransfer(owner(), balance);
}
}
/**
* @notice Give back the balance of a beneficiary before vesting
* @param beneficiary The address of the beneficiary
* @return The balance of the beneficiary
*/
function initialBalanceOf(address beneficiary) public view returns (uint256) {
return _initialBalances[beneficiary];
}
/**
* @notice Adding investors to the vesting contract
* @dev An INVAO manager can do so before the SEED-ROUND sale ends
* (a.k.a the start of the crowdsale)
* @param beneficiary The actual token owner once it gets released
* @param value The amount of token associated to the beneficiary
*/
function receiveFor(address beneficiary, uint256 value)
public
capNotReached(value)
{
_initialBalances[beneficiary] = _initialBalances[beneficiary].add(value);
super.receiveFor(beneficiary, value);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary.
*/
function release() public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(msg.sender);
_releaseFor(msg.sender, releasedAmount);
}
/** OVERRIDE
* @notice Transfers tokens held by the vault to beneficiary, who is differnt from the
* msg.sender
* @param account The account address for whom the vault releases the IVO token.
*/
function releaseFor(address account) public readyToRelease {
uint256 releasedAmount = getAmountToBeReleased(account);
_releaseFor(account, releasedAmount);
}
/**
* @notice Directly transfer the ownership to an address of Invao managing team
* @dev This new owner is also the manage of the contract.
* @param newOwner The address of the contract's new owner
*/
function roleSetup(address newOwner) internal {
addManager(newOwner);
super.roleSetup(newOwner);
}
/**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/
function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
} | getAmountToBeReleased | function getAmountToBeReleased(address account) internal view returns (uint256) {
uint256 timeFromUpdate = block.timestamp.sub(updateTime());
if (timeFromUpdate < VESTING_DURATION) {
return _initialBalances[account].mul(timeFromUpdate).div(VESTING_DURATION)
.sub(_initialBalances[account].sub(balanceOf(account)));
} else {
return balanceOf(account);
}
}
| /**
* @notice calculate the amount of tokens ready to be released
* @param account The address of the advisor.
* @return The amount to be released per account at the moment of calling
*/ | NatSpecMultiLine | v0.5.11+commit.c082d0b4 | GNU LGPLv3 | bzzr://f0cc3205291ab34efd3c6af7d5dd654a2ef2691ac0fc506dbea37a456a863509 | {
"func_code_index": [
5858,
6297
]
} | 9,074 |
||
SetTokenCreator | contracts/protocol/SetTokenCreator.sol | 0x1e91d53b38f6de5180a98c4c9e396dd50a3eabd7 | Solidity | SetTokenCreator | contract SetTokenCreator {
using AddressArrayUtils for address[];
/* ============ Events ============ */
event SetTokenCreated(address indexed _setToken, address _manager, string _name, string _symbol);
/* ============ State Variables ============ */
// Instance of the controller smart contract
IController public controller;
/* ============ Functions ============ */
/**
* @param _controller Instance of the controller
*/
constructor(IController _controller) {
controller = _controller;
}
/**
* Creates a SetToken smart contract and registers the SetToken with the controller. The SetTokens are composed
* of positions that are instantiated as DEFAULT (positionState = 0) state.
*
* @param _components List of addresses of components for initial Positions
* @param _units List of units. Each unit is the # of components per 10^18 of a SetToken
* @param _modules List of modules to enable. All modules must be approved by the Controller
* @param _manager Address of the manager
* @param _name Name of the SetToken
* @param _symbol Symbol of the SetToken
* @return address Address of the newly created SetToken
*/
function create(
address[] memory _components,
int256[] memory _units,
address[] memory _modules,
address _manager,
string memory _name,
string memory _symbol
) external returns (address) {
require(_components.length > 0, "Must have at least 1 component");
require(_components.length == _units.length, "Component and unit lengths must be the same");
require(!_components.hasDuplicate(), "Components must not have a duplicate");
require(_modules.length > 0, "Must have at least 1 module");
require(_manager != address(0), "Manager must not be empty");
for (uint256 i = 0; i < _components.length; i++) {
require(_components[i] != address(0), "Component must not be null address");
require(_units[i] > 0, "Units must be greater than 0");
}
for (uint256 j = 0; j < _modules.length; j++) {
require(controller.isModule(_modules[j]), "Must be enabled module");
}
// Creates a new SetToken instance
SetToken setToken = new SetToken(
_components,
_units,
_modules,
controller,
_manager,
_name,
_symbol
);
// Registers Set with controller
controller.addSet(address(setToken));
emit SetTokenCreated(address(setToken), _manager, _name, _symbol);
return address(setToken);
}
} | /**
* @title SetTokenCreator
* @author Set Protocol
*
* SetTokenCreator is a smart contract used to deploy new SetToken contracts. The SetTokenCreator
* is a Factory contract that is enabled by the controller to create and register new SetTokens.
*/ | NatSpecMultiLine | create | function create(
address[] memory _components,
int256[] memory _units,
address[] memory _modules,
address _manager,
string memory _name,
string memory _symbol
) external returns (address) {
require(_components.length > 0, "Must have at least 1 component");
require(_components.length == _units.length, "Component and unit lengths must be the same");
require(!_components.hasDuplicate(), "Components must not have a duplicate");
require(_modules.length > 0, "Must have at least 1 module");
require(_manager != address(0), "Manager must not be empty");
for (uint256 i = 0; i < _components.length; i++) {
require(_components[i] != address(0), "Component must not be null address");
require(_units[i] > 0, "Units must be greater than 0");
}
for (uint256 j = 0; j < _modules.length; j++) {
require(controller.isModule(_modules[j]), "Must be enabled module");
}
// Creates a new SetToken instance
SetToken setToken = new SetToken(
_components,
_units,
_modules,
controller,
_manager,
_name,
_symbol
);
// Registers Set with controller
controller.addSet(address(setToken));
emit SetTokenCreated(address(setToken), _manager, _name, _symbol);
return address(setToken);
}
| /**
* Creates a SetToken smart contract and registers the SetToken with the controller. The SetTokens are composed
* of positions that are instantiated as DEFAULT (positionState = 0) state.
*
* @param _components List of addresses of components for initial Positions
* @param _units List of units. Each unit is the # of components per 10^18 of a SetToken
* @param _modules List of modules to enable. All modules must be approved by the Controller
* @param _manager Address of the manager
* @param _name Name of the SetToken
* @param _symbol Symbol of the SetToken
* @return address Address of the newly created SetToken
*/ | NatSpecMultiLine | v0.7.6+commit.7338295f | None | {
"func_code_index": [
1303,
2624
]
} | 9,075 |
|
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | addTerminator | function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
| //添加终结者（主合约调用） | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
1380,
1894
]
} | 9,076 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | modifyTerminatorReward | function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
| //用户提取奖励（主合约调用） | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
1918,
2224
]
} | 9,077 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | reInvestTerminatorReward | function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
| //用户复投(主合约调用) | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
2244,
2552
]
} | 9,078 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | addRecodeTerminator | function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
| //添加用户信息记录，等待触发终结者(内部调用) | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
2585,
3355
]
} | 9,079 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | addRecodeToTerminatorArray | function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
| //产生终结者，将终结者信息写入并计算奖励（内部调用） | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
3389,
4115
]
} | 9,080 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | addCallOwner | function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
| //添加主合约调用权限(合约拥有者调用) | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4144,
4275
]
} | 9,081 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | getAllTerminatorAddress | function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
| //根据区块高度获取获取所有获得终结者奖励地址 | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4305,
4484
]
} | 9,082 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | getLatestTerminatorInfo | function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
| //获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量 | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
4526,
5379
]
} | 9,083 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | getTerminatorRewardAmount | function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
| //获取可提现奖励金额 | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
5397,
5625
]
} | 9,084 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | getUserTerminatorRewardInfo | function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
| //获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额 | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
5663,
5825
]
} | 9,085 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | getAllTerminatorBlockNumber | function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
| //获取所有产生终结者的区块数组 | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
5848,
5988
]
} | 9,086 |
||
Resonance | Terminator.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Terminator | contract Terminator {
address terminatorOwner; //合约拥有者
address callOwner; //部分方法允许调用者（主合约）
struct recodeTerminator {
address userAddress; //用户地址
uint256 amountInvest; //用户留存在合约当中的金额
}
uint256 public BlockNumber; //区块高度
uint256 public AllTerminatorInvestAmount; //终结者所有用户总投入金额
uint256 public TerminatorRewardPool; //当前终结者奖池金额
uint256 public TerminatorRewardWithdrawPool; //终结者可提现奖池金额
uint256 public signRecodeTerminator; //标记插入位置
recodeTerminator[50] public recodeTerminatorInfo; //终结者记录数组
mapping(address => uint256 [4]) internal terminatorAllReward; //用户总奖励金额和已提取的奖励金额和复投总金额
mapping(uint256 => address[50]) internal blockAllTerminatorAddress; //每个区块有多少终结者
uint256[] internal signBlockHasTerminator; //产生终结者的区块数组
//事件
event AchieveTerminator(uint256 terminatorBlocknumber); //成为终结者
//初始化合约
constructor() public{
terminatorOwner = msg.sender;
}
//添加终结者（主合约调用）
function addTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
public
checkCallOwner(msg.sender)
{
require(amount > 0);
require(amountPool > 0);
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
addRecodeToTerminatorArray(BlockNumber);
signBlockHasTerminator.push(BlockNumber);
}
addRecodeTerminator(addr, amount, blockNumber, amountPool);
BlockNumber = blockNumber;
}
//用户提取奖励（主合约调用）
function modifyTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][1] += amount;
}
//用户复投(主合约调用)
function reInvestTerminatorReward(address addr, uint256 amount)
public
checkCallOwner(msg.sender)
{
require(amount <= terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3]);
terminatorAllReward[addr][3] += amount;
}
//添加用户信息记录，等待触发终结者(内部调用)
function addRecodeTerminator(address addr, uint256 amount, uint256 blockNumber, uint256 amountPool)
internal
{
recodeTerminator memory t = recodeTerminator(addr, amount);
if (blockNumber == BlockNumber) {
if (signRecodeTerminator >= 50) {
AllTerminatorInvestAmount -= recodeTerminatorInfo[signRecodeTerminator % 50].amountInvest;
}
recodeTerminatorInfo[signRecodeTerminator % 50] = t;
signRecodeTerminator++;
AllTerminatorInvestAmount += amount;
} else {
recodeTerminatorInfo[0] = t;
signRecodeTerminator = 1;
AllTerminatorInvestAmount = amount;
}
TerminatorRewardPool = amountPool;
}
//产生终结者，将终结者信息写入并计算奖励（内部调用）
function addRecodeToTerminatorArray(uint256 blockNumber)
internal
{
for (uint256 i = 0; i < 50; i++) {
if (i >= signRecodeTerminator) {
break;
}
address userAddress = recodeTerminatorInfo[i].userAddress;
uint256 reward = (recodeTerminatorInfo[i].amountInvest) * (TerminatorRewardPool) / (AllTerminatorInvestAmount);
blockAllTerminatorAddress[blockNumber][i] = userAddress;
terminatorAllReward[userAddress][0] += reward;
terminatorAllReward[userAddress][2] = reward;
}
TerminatorRewardWithdrawPool += TerminatorRewardPool;
emit AchieveTerminator(blockNumber);
}
//添加主合约调用权限(合约拥有者调用)
function addCallOwner(address addr)
public
checkTerminatorOwner(msg.sender)
{
callOwner = addr;
}
//根据区块高度获取获取所有获得终结者奖励地址
function getAllTerminatorAddress(uint256 blockNumber)
view public
returns (address[50] memory)
{
return blockAllTerminatorAddress[blockNumber];
}
//获取最近一次获得终结者区块高度和奖励的所有用户地址和上一次获奖数量
function getLatestTerminatorInfo()
view public
returns (uint256 blockNumber, address[50] memory addressArray, uint256[50] memory amountArray)
{
uint256 index = signBlockHasTerminator.length;
address[50] memory rewardAddress;
uint256[50] memory rewardAmount;
if (index <= 0) {
return (0, rewardAddress, rewardAmount);
} else {
uint256 blocks = signBlockHasTerminator[index - 1];
rewardAddress = blockAllTerminatorAddress[blocks];
for (uint256 i = 0; i < 50; i++) {
if (rewardAddress[i] == address(0)) {
break;
}
rewardAmount[i] = terminatorAllReward[rewardAddress[i]][2];
}
return (blocks, rewardAddress, rewardAmount);
}
}
//获取可提现奖励金额
function getTerminatorRewardAmount(address addr)
view public
returns (uint256)
{
return terminatorAllReward[addr][0] - (terminatorAllReward[addr][1] * 100 / 80) - terminatorAllReward[addr][3];
}
//获取用户所有奖励金额和已提现金额和上一次获奖金额和复投金额
function getUserTerminatorRewardInfo(address addr)
view public
returns (uint256[4] memory)
{
return terminatorAllReward[addr];
}
//获取所有产生终结者的区块数组
function getAllTerminatorBlockNumber()
view public
returns (uint256[] memory){
return signBlockHasTerminator;
}
//获取当次已提走奖池金额（供主合约调用）
function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
//检查合约拥有者权限
modifier checkTerminatorOwner(address addr)
{
require(addr == terminatorOwner);
_;
}
//检查合约调用者权限（检查是否是主合约调用）
modifier checkCallOwner(address addr)
{
require(addr == callOwner || addr == terminatorOwner);
_;
}
} | checkBlockWithdrawAmount | function checkBlockWithdrawAmount(uint256 blockNumber)
view public
returns (uint256)
{
if (blockNumber >= BlockNumber + 240 && BlockNumber != 0) {
return (TerminatorRewardPool + TerminatorRewardWithdrawPool);
} else {
return (TerminatorRewardWithdrawPool);
}
}
| //获取当次已提走奖池金额（供主合约调用） | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
6016,
6354
]
} | 9,087 |
||
Cat | Cat.sol | 0x44a0ad6e696820fa192a3dcf37d0cc55a45cbc38 | Solidity | Cat | contract Cat is LibNote {
// --- Auth ---
mapping (address => uint) public wards;
function rely(address usr) external note auth { wards[usr] = 1; }
function deny(address usr) external note auth { wards[usr] = 0; }
modifier auth {
require(wards[msg.sender] == 1, "Cat/not-authorized");
_;
}
// --- Data ---
struct Ilk {
address flip; // Liquidator
uint256 chop; // Liquidation Penalty [ray]
uint256 lump; // Liquidation Quantity [wad]
}
mapping (bytes32 => Ilk) public ilks;
uint256 public live;
VatLike public vat;
VowLike public vow;
// --- Events ---
event Bite(
bytes32 indexed ilk,
address indexed urn,
uint256 ink,
uint256 art,
uint256 tab,
address flip,
uint256 id
);
// --- Init ---
constructor(address vat_) public {
wards[msg.sender] = 1;
vat = VatLike(vat_);
live = 1;
}
// --- Math ---
uint constant ONE = 10 ** 27;
function mul(uint x, uint y) internal pure returns (uint z) {
require(y == 0 || (z = x * y) / y == x);
}
function rmul(uint x, uint y) internal pure returns (uint z) {
z = mul(x, y) / ONE;
}
function min(uint x, uint y) internal pure returns (uint z) {
if (x > y) { z = y; } else { z = x; }
}
// --- Administration ---
function file(bytes32 what, address data) external note auth {
if (what == "vow") vow = VowLike(data);
else revert("Cat/file-unrecognized-param");
}
function file(bytes32 ilk, bytes32 what, uint data) external note auth {
if (what == "chop") ilks[ilk].chop = data;
else if (what == "lump") ilks[ilk].lump = data;
else revert("Cat/file-unrecognized-param");
}
function file(bytes32 ilk, bytes32 what, address flip) external note auth {
if (what == "flip") {
vat.nope(ilks[ilk].flip);
ilks[ilk].flip = flip;
vat.hope(flip);
}
else revert("Cat/file-unrecognized-param");
}
// --- CDP Liquidation ---
function bite(bytes32 ilk, address urn) external returns (uint id) {
(, uint rate, uint spot) = vat.ilks(ilk);
(uint ink, uint art) = vat.urns(ilk, urn);
require(live == 1, "Cat/not-live");
require(spot > 0 && mul(ink, spot) < mul(art, rate), "Cat/not-unsafe");
uint lot = min(ink, ilks[ilk].lump);
art = min(art, mul(lot, art) / ink);
require(lot <= 2**255 && art <= 2**255, "Cat/overflow");
vat.grab(ilk, urn, address(this), address(vow), -int(lot), -int(art));
vow.fess(mul(art, rate));
id = Kicker(ilks[ilk].flip).kick({ urn: urn
, gal: address(vow)
, tab: rmul(mul(art, rate), ilks[ilk].chop)
, lot: lot
, bid: 0
});
emit Bite(ilk, urn, lot, art, mul(art, rate), ilks[ilk].flip, id);
}
function cage() external note auth {
live = 0;
}
} | file | function file(bytes32 what, address data) external note auth {
if (what == "vow") vow = VowLike(data);
else revert("Cat/file-unrecognized-param");
}
| // --- Administration --- | LineComment | v0.5.12+commit.7709ece9 | GNU GPLv3 | bzzr://af6e3812015d5a0c72f717f82a7526edebf996fe11ed6934dff264aaf3d973ff | {
"func_code_index": [
1457,
1633
]
} | 9,088 |
||
Cat | Cat.sol | 0x44a0ad6e696820fa192a3dcf37d0cc55a45cbc38 | Solidity | Cat | contract Cat is LibNote {
// --- Auth ---
mapping (address => uint) public wards;
function rely(address usr) external note auth { wards[usr] = 1; }
function deny(address usr) external note auth { wards[usr] = 0; }
modifier auth {
require(wards[msg.sender] == 1, "Cat/not-authorized");
_;
}
// --- Data ---
struct Ilk {
address flip; // Liquidator
uint256 chop; // Liquidation Penalty [ray]
uint256 lump; // Liquidation Quantity [wad]
}
mapping (bytes32 => Ilk) public ilks;
uint256 public live;
VatLike public vat;
VowLike public vow;
// --- Events ---
event Bite(
bytes32 indexed ilk,
address indexed urn,
uint256 ink,
uint256 art,
uint256 tab,
address flip,
uint256 id
);
// --- Init ---
constructor(address vat_) public {
wards[msg.sender] = 1;
vat = VatLike(vat_);
live = 1;
}
// --- Math ---
uint constant ONE = 10 ** 27;
function mul(uint x, uint y) internal pure returns (uint z) {
require(y == 0 || (z = x * y) / y == x);
}
function rmul(uint x, uint y) internal pure returns (uint z) {
z = mul(x, y) / ONE;
}
function min(uint x, uint y) internal pure returns (uint z) {
if (x > y) { z = y; } else { z = x; }
}
// --- Administration ---
function file(bytes32 what, address data) external note auth {
if (what == "vow") vow = VowLike(data);
else revert("Cat/file-unrecognized-param");
}
function file(bytes32 ilk, bytes32 what, uint data) external note auth {
if (what == "chop") ilks[ilk].chop = data;
else if (what == "lump") ilks[ilk].lump = data;
else revert("Cat/file-unrecognized-param");
}
function file(bytes32 ilk, bytes32 what, address flip) external note auth {
if (what == "flip") {
vat.nope(ilks[ilk].flip);
ilks[ilk].flip = flip;
vat.hope(flip);
}
else revert("Cat/file-unrecognized-param");
}
// --- CDP Liquidation ---
function bite(bytes32 ilk, address urn) external returns (uint id) {
(, uint rate, uint spot) = vat.ilks(ilk);
(uint ink, uint art) = vat.urns(ilk, urn);
require(live == 1, "Cat/not-live");
require(spot > 0 && mul(ink, spot) < mul(art, rate), "Cat/not-unsafe");
uint lot = min(ink, ilks[ilk].lump);
art = min(art, mul(lot, art) / ink);
require(lot <= 2**255 && art <= 2**255, "Cat/overflow");
vat.grab(ilk, urn, address(this), address(vow), -int(lot), -int(art));
vow.fess(mul(art, rate));
id = Kicker(ilks[ilk].flip).kick({ urn: urn
, gal: address(vow)
, tab: rmul(mul(art, rate), ilks[ilk].chop)
, lot: lot
, bid: 0
});
emit Bite(ilk, urn, lot, art, mul(art, rate), ilks[ilk].flip, id);
}
function cage() external note auth {
live = 0;
}
} | bite | function bite(bytes32 ilk, address urn) external returns (uint id) {
(, uint rate, uint spot) = vat.ilks(ilk);
(uint ink, uint art) = vat.urns(ilk, urn);
require(live == 1, "Cat/not-live");
require(spot > 0 && mul(ink, spot) < mul(art, rate), "Cat/not-unsafe");
uint lot = min(ink, ilks[ilk].lump);
art = min(art, mul(lot, art) / ink);
require(lot <= 2**255 && art <= 2**255, "Cat/overflow");
vat.grab(ilk, urn, address(this), address(vow), -int(lot), -int(art));
vow.fess(mul(art, rate));
id = Kicker(ilks[ilk].flip).kick({ urn: urn
, gal: address(vow)
, tab: rmul(mul(art, rate), ilks[ilk].chop)
, lot: lot
, bid: 0
});
emit Bite(ilk, urn, lot, art, mul(art, rate), ilks[ilk].flip, id);
}
| // --- CDP Liquidation --- | LineComment | v0.5.12+commit.7709ece9 | GNU GPLv3 | bzzr://af6e3812015d5a0c72f717f82a7526edebf996fe11ed6934dff264aaf3d973ff | {
"func_code_index": [
2202,
3226
]
} | 9,089 |
||
Resonance | Earnings.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Earnings | contract Earnings {
using SafeMath for *;
// -------------------- mapping ------------------------ //
mapping(address => UserWithdraw) public userWithdraw; // record user withdraw reward information
// -------------------- variate ------------------------ //
uint8 constant internal percent = 100;
uint8 constant internal remain = 20; // Static and dynamic rewards returns remain at 20 percent
address public resonanceAddress;
address public owner;
// -------------------- struct ------------------------ //
struct UserWithdraw {
uint256 withdrawStraight; // withdraw straight eth amount
uint256 withdrawTeam; // withdraw team eth amount
uint256 withdrawStatic; // withdraw static eth amount
uint256 withdrawTerminator;//withdraw terminator amount
uint256 withdrawNode; // withdraw node amount
uint256 lockEth; // user lock eth
uint256 activateEth; // record user activate eth
}
constructor()
public{
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- owner api ------------------------ //
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Resonance api ------------------------ //
// calculate actual reinvest amount, include amount + lockEth
function calculateReinvestAmount(
address reinvestAddress,
uint256 amount,
uint256 userAmount,
uint8 requireType)//type: 1 => straightEth, 2 => teamEth, 3 => withdrawStatic, 4 => withdrawNode
public
onlyResonance()
returns (uint256)
{
if (requireType == 1) {
require(amount.add((userWithdraw[reinvestAddress].withdrawStatic).mul(100).div(80)) <= userAmount);
} else if (requireType == 2) {
require(amount.add((userWithdraw[reinvestAddress].withdrawStraight).mul(100).div(80)) <= userAmount.add(amount));
} else if (requireType == 3) {
require(amount.add((userWithdraw[reinvestAddress].withdrawTeam).mul(100).div(80)) <= userAmount.add(amount));
} else if (requireType == 5) {
require(amount.add((userWithdraw[reinvestAddress].withdrawNode).mul(100).div(80)) <= userAmount);
}
// userWithdraw[reinvestAddress].lockEth = userWithdraw[reinvestAddress].lockEth.add(amount.mul(remain).div(100));\
uint256 _active = userWithdraw[reinvestAddress].lockEth - userWithdraw[reinvestAddress].activateEth;
if (amount > _active) {
userWithdraw[reinvestAddress].activateEth += _active;
amount = amount.add(_active);
} else {
userWithdraw[reinvestAddress].activateEth = userWithdraw[reinvestAddress].activateEth.add(amount);
amount = amount.mul(2);
}
return amount;
}
function routeAddLockEth(
address withdrawAddress,
uint256 amount,
uint256 lockProfits,
uint256 userRouteEth,
uint256 routeType)
public
onlyResonance()
{
if (routeType == 1) {
addLockEthStatic(withdrawAddress, amount, lockProfits, userRouteEth);
} else if (routeType == 2) {
addLockEthStraight(withdrawAddress, amount, userRouteEth);
} else if (routeType == 3) {
addLockEthTeam(withdrawAddress, amount, userRouteEth);
} else if (routeType == 4) {
addLockEthTerminator(withdrawAddress, amount, userRouteEth);
} else if (routeType == 5) {
addLockEthNode(withdrawAddress, amount, userRouteEth);
}
}
function addLockEthStatic(address withdrawAddress, uint256 amount, uint256 lockProfits, uint256 userStatic)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawStatic.mul(100).div(percent - remain)) <= userStatic);
userWithdraw[withdrawAddress].lockEth += lockProfits;
userWithdraw[withdrawAddress].withdrawStatic += amount.sub(lockProfits);
}
function addLockEthStraight(address withdrawAddress, uint256 amount, uint256 userStraightEth)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawStraight.mul(100).div(percent - remain)) <= userStraightEth);
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawStraight += amount.mul(percent - remain).div(100);
}
function addLockEthTeam(address withdrawAddress, uint256 amount, uint256 userTeamEth)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawTeam.mul(100).div(percent - remain)) <= userTeamEth);
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawTeam += amount.mul(percent - remain).div(100);
}
function addLockEthTerminator(address withdrawAddress, uint256 amount, uint256 withdrawAmount)
internal
{
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawTerminator += withdrawAmount;
}
function addLockEthNode(address withdrawAddress, uint256 amount, uint256 userNodeEth)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawNode.mul(100).div(percent - remain)) <= userNodeEth);
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawNode += amount.mul(percent - remain).div(100);
}
function addActivateEth(address userAddress, uint256 amount)
public
onlyResonance()
{
uint256 _afterFounds = getAfterFounds(userAddress);
if (amount > _afterFounds) {
userWithdraw[userAddress].activateEth = userWithdraw[userAddress].lockEth;
}
else {
userWithdraw[userAddress].activateEth += amount;
}
}
function changeWithdrawTeamZero(address userAddress)
public
onlyResonance()
{
userWithdraw[userAddress].withdrawTeam = 0;
}
function getWithdrawStraight(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawStraight;
}
function getWithdrawStatic(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawStatic;
}
function getWithdrawTeam(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawTeam;
}
function getWithdrawNode(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawNode;
}
function getAfterFounds(address userAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[userAddress].lockEth - userWithdraw[userAddress].activateEth;
}
function getStaticAfterFounds(address reinvestAddress) public
view
onlyResonance()
returns (uint256, uint256)
{
return (userWithdraw[reinvestAddress].withdrawStatic, userWithdraw[reinvestAddress].lockEth - userWithdraw[reinvestAddress].activateEth);
}
function getStaticAfterFoundsTeam(address userAddress) public
view
onlyResonance()
returns (uint256, uint256, uint256)
{
return (userWithdraw[userAddress].withdrawStatic, userWithdraw[userAddress].lockEth - userWithdraw[userAddress].activateEth, userWithdraw[userAddress].withdrawTeam);
}
function getUserWithdrawInfo(address reinvestAddress) public
view
onlyResonance()
returns (
uint256 withdrawStraight,
uint256 withdrawTeam,
uint256 withdrawStatic,
uint256 withdrawNode
)
{
withdrawStraight = userWithdraw[reinvestAddress].withdrawStraight;
withdrawTeam = userWithdraw[reinvestAddress].withdrawTeam;
withdrawStatic = userWithdraw[reinvestAddress].withdrawStatic;
withdrawNode = userWithdraw[reinvestAddress].withdrawNode;
}
} | allowResonance | function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
| // -------------------- owner api ------------------------ // | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
1415,
1521
]
} | 9,090 |
||
Resonance | Earnings.sol | 0xd87c7ef38c3eaa2a196db19a5f1338eec123bec9 | Solidity | Earnings | contract Earnings {
using SafeMath for *;
// -------------------- mapping ------------------------ //
mapping(address => UserWithdraw) public userWithdraw; // record user withdraw reward information
// -------------------- variate ------------------------ //
uint8 constant internal percent = 100;
uint8 constant internal remain = 20; // Static and dynamic rewards returns remain at 20 percent
address public resonanceAddress;
address public owner;
// -------------------- struct ------------------------ //
struct UserWithdraw {
uint256 withdrawStraight; // withdraw straight eth amount
uint256 withdrawTeam; // withdraw team eth amount
uint256 withdrawStatic; // withdraw static eth amount
uint256 withdrawTerminator;//withdraw terminator amount
uint256 withdrawNode; // withdraw node amount
uint256 lockEth; // user lock eth
uint256 activateEth; // record user activate eth
}
constructor()
public{
owner = msg.sender;
}
// -------------------- modifier ------------------------ //
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyResonance (){
require(msg.sender == resonanceAddress);
_;
}
// -------------------- owner api ------------------------ //
function allowResonance(address _addr) public onlyOwner() {
resonanceAddress = _addr;
}
// -------------------- Resonance api ------------------------ //
// calculate actual reinvest amount, include amount + lockEth
function calculateReinvestAmount(
address reinvestAddress,
uint256 amount,
uint256 userAmount,
uint8 requireType)//type: 1 => straightEth, 2 => teamEth, 3 => withdrawStatic, 4 => withdrawNode
public
onlyResonance()
returns (uint256)
{
if (requireType == 1) {
require(amount.add((userWithdraw[reinvestAddress].withdrawStatic).mul(100).div(80)) <= userAmount);
} else if (requireType == 2) {
require(amount.add((userWithdraw[reinvestAddress].withdrawStraight).mul(100).div(80)) <= userAmount.add(amount));
} else if (requireType == 3) {
require(amount.add((userWithdraw[reinvestAddress].withdrawTeam).mul(100).div(80)) <= userAmount.add(amount));
} else if (requireType == 5) {
require(amount.add((userWithdraw[reinvestAddress].withdrawNode).mul(100).div(80)) <= userAmount);
}
// userWithdraw[reinvestAddress].lockEth = userWithdraw[reinvestAddress].lockEth.add(amount.mul(remain).div(100));\
uint256 _active = userWithdraw[reinvestAddress].lockEth - userWithdraw[reinvestAddress].activateEth;
if (amount > _active) {
userWithdraw[reinvestAddress].activateEth += _active;
amount = amount.add(_active);
} else {
userWithdraw[reinvestAddress].activateEth = userWithdraw[reinvestAddress].activateEth.add(amount);
amount = amount.mul(2);
}
return amount;
}
function routeAddLockEth(
address withdrawAddress,
uint256 amount,
uint256 lockProfits,
uint256 userRouteEth,
uint256 routeType)
public
onlyResonance()
{
if (routeType == 1) {
addLockEthStatic(withdrawAddress, amount, lockProfits, userRouteEth);
} else if (routeType == 2) {
addLockEthStraight(withdrawAddress, amount, userRouteEth);
} else if (routeType == 3) {
addLockEthTeam(withdrawAddress, amount, userRouteEth);
} else if (routeType == 4) {
addLockEthTerminator(withdrawAddress, amount, userRouteEth);
} else if (routeType == 5) {
addLockEthNode(withdrawAddress, amount, userRouteEth);
}
}
function addLockEthStatic(address withdrawAddress, uint256 amount, uint256 lockProfits, uint256 userStatic)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawStatic.mul(100).div(percent - remain)) <= userStatic);
userWithdraw[withdrawAddress].lockEth += lockProfits;
userWithdraw[withdrawAddress].withdrawStatic += amount.sub(lockProfits);
}
function addLockEthStraight(address withdrawAddress, uint256 amount, uint256 userStraightEth)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawStraight.mul(100).div(percent - remain)) <= userStraightEth);
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawStraight += amount.mul(percent - remain).div(100);
}
function addLockEthTeam(address withdrawAddress, uint256 amount, uint256 userTeamEth)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawTeam.mul(100).div(percent - remain)) <= userTeamEth);
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawTeam += amount.mul(percent - remain).div(100);
}
function addLockEthTerminator(address withdrawAddress, uint256 amount, uint256 withdrawAmount)
internal
{
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawTerminator += withdrawAmount;
}
function addLockEthNode(address withdrawAddress, uint256 amount, uint256 userNodeEth)
internal
{
require(amount.add(userWithdraw[withdrawAddress].withdrawNode.mul(100).div(percent - remain)) <= userNodeEth);
userWithdraw[withdrawAddress].lockEth += amount.mul(remain).div(100);
userWithdraw[withdrawAddress].withdrawNode += amount.mul(percent - remain).div(100);
}
function addActivateEth(address userAddress, uint256 amount)
public
onlyResonance()
{
uint256 _afterFounds = getAfterFounds(userAddress);
if (amount > _afterFounds) {
userWithdraw[userAddress].activateEth = userWithdraw[userAddress].lockEth;
}
else {
userWithdraw[userAddress].activateEth += amount;
}
}
function changeWithdrawTeamZero(address userAddress)
public
onlyResonance()
{
userWithdraw[userAddress].withdrawTeam = 0;
}
function getWithdrawStraight(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawStraight;
}
function getWithdrawStatic(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawStatic;
}
function getWithdrawTeam(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawTeam;
}
function getWithdrawNode(address reinvestAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[reinvestAddress].withdrawNode;
}
function getAfterFounds(address userAddress)
public
view
onlyResonance()
returns (uint256)
{
return userWithdraw[userAddress].lockEth - userWithdraw[userAddress].activateEth;
}
function getStaticAfterFounds(address reinvestAddress) public
view
onlyResonance()
returns (uint256, uint256)
{
return (userWithdraw[reinvestAddress].withdrawStatic, userWithdraw[reinvestAddress].lockEth - userWithdraw[reinvestAddress].activateEth);
}
function getStaticAfterFoundsTeam(address userAddress) public
view
onlyResonance()
returns (uint256, uint256, uint256)
{
return (userWithdraw[userAddress].withdrawStatic, userWithdraw[userAddress].lockEth - userWithdraw[userAddress].activateEth, userWithdraw[userAddress].withdrawTeam);
}
function getUserWithdrawInfo(address reinvestAddress) public
view
onlyResonance()
returns (
uint256 withdrawStraight,
uint256 withdrawTeam,
uint256 withdrawStatic,
uint256 withdrawNode
)
{
withdrawStraight = userWithdraw[reinvestAddress].withdrawStraight;
withdrawTeam = userWithdraw[reinvestAddress].withdrawTeam;
withdrawStatic = userWithdraw[reinvestAddress].withdrawStatic;
withdrawNode = userWithdraw[reinvestAddress].withdrawNode;
}
} | calculateReinvestAmount | function calculateReinvestAmount(
address reinvestAddress,
uint256 amount,
uint256 userAmount,
uint8 requireType)//type: 1 => straightEth, 2 => teamEth, 3 => withdrawStatic, 4 => withdrawNode
public
onlyResonance()
returns (uint256)
{
if (requireType == 1) {
require(amount.add((userWithdraw[reinvestAddress].withdrawStatic).mul(100).div(80)) <= userAmount);
} else if (requireType == 2) {
require(amount.add((userWithdraw[reinvestAddress].withdrawStraight).mul(100).div(80)) <= userAmount.add(amount));
} else if (requireType == 3) {
require(amount.add((userWithdraw[reinvestAddress].withdrawTeam).mul(100).div(80)) <= userAmount.add(amount));
} else if (requireType == 5) {
require(amount.add((userWithdraw[reinvestAddress].withdrawNode).mul(100).div(80)) <= userAmount);
}
// userWithdraw[reinvestAddress].lockEth = userWithdraw[reinvestAddress].lockEth.add(amount.mul(remain).div(100));\
uint256 _active = userWithdraw[reinvestAddress].lockEth - userWithdraw[reinvestAddress].activateEth;
if (amount > _active) {
userWithdraw[reinvestAddress].activateEth += _active;
amount = amount.add(_active);
} else {
userWithdraw[reinvestAddress].activateEth = userWithdraw[reinvestAddress].activateEth.add(amount);
amount = amount.mul(2);
}
return amount;
}
| // -------------------- Resonance api ------------------------ //
// calculate actual reinvest amount, include amount + lockEth | LineComment | v0.5.1+commit.c8a2cb62 | MIT | bzzr://a1533a2259fca30289db2437294a7f22dad9225667799e7f0acc8ada85f96280 | {
"func_code_index": [
1662,
3191
]
} | 9,091 |
||
GoodGamePlatform | SafeMath.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
/**
* @dev Integer division of two numbers, truncating the quotient.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
/**
* @dev Adds two numbers, throws on overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
} | /**
* @title SafeMath
* @dev Math operations with safety checks that throw on error
*/ | NatSpecMultiLine | mul | function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
| /**
* @dev Multiplies two numbers, throws on overflow.
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
84,
259
]
} | 9,092 |
|
GoodGamePlatform | SafeMath.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
/**
* @dev Integer division of two numbers, truncating the quotient.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
/**
* @dev Adds two numbers, throws on overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
} | /**
* @title SafeMath
* @dev Math operations with safety checks that throw on error
*/ | NatSpecMultiLine | div | function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
| /**
* @dev Integer division of two numbers, truncating the quotient.
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
339,
606
]
} | 9,093 |
|
GoodGamePlatform | SafeMath.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
/**
* @dev Integer division of two numbers, truncating the quotient.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
/**
* @dev Adds two numbers, throws on overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
} | /**
* @title SafeMath
* @dev Math operations with safety checks that throw on error
*/ | NatSpecMultiLine | sub | function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
| /**
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
716,
828
]
} | 9,094 |
|
GoodGamePlatform | SafeMath.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
/**
* @dev Integer division of two numbers, truncating the quotient.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
/**
* @dev Adds two numbers, throws on overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
} | /**
* @title SafeMath
* @dev Math operations with safety checks that throw on error
*/ | NatSpecMultiLine | add | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
| /**
* @dev Adds two numbers, throws on overflow.
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
888,
1019
]
} | 9,095 |
|
GoodGamePlatform | ERC223.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | ERC223Token | contract ERC223Token is ERC223 {
using SafeMath for uint;
mapping(address => uint) balances;
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
// Function to access name of token .
function name() constant returns (string _name) {
return name;
}
// Function to access symbol of token .
function symbol() constant returns (string _symbol) {
return symbol;
}
// Function to access decimals of token .
function decimals() constant returns (uint8 _decimals) {
return decimals;
}
// Function to access total supply of tokens .
function totalSupply() constant returns (uint256 _totalSupply) {
return totalSupply;
}
// Function that is called when a user or another contract wants to transfer funds .
function transfer(address _to, uint _value, bytes _data) returns (bool success) {
if(isContract(_to)) {
return transferToContract(_to, _value, _data);
}
else {
return transferToAddress(_to, _value, _data);
}
}
// Standard function transfer similar to ERC20 transfer with no _data .
// Added due to backwards compatibility reasons .
function transfer(address _to, uint _value) returns (bool success) {
//standard function transfer similar to ERC20 transfer with no _data
//added due to backwards compatibility reasons
bytes memory empty;
if(isContract(_to)) {
return transferToContract(_to, _value, empty);
}
else {
return transferToAddress(_to, _value, empty);
}
}
//assemble the given address bytecode. If bytecode exists then the _addr is a contract.
function isContract(address _addr) private returns (bool is_contract) {
uint length;
assembly {
//retrieve the size of the code on target address, this needs assembly
length := extcodesize(_addr)
}
if(length>0) {
return true;
}
else {
return false;
}
}
//function that is called when transaction target is an address
function transferToAddress(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
//function that is called when transaction target is a contract
function transferToContract(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
ContractReceiver reciever = ContractReceiver(_to);
reciever.tokenFallback(msg.sender, _value, _data);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
} | name | function name() constant returns (string _name) {
return name;
}
| // Function to access name of token . | LineComment | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
242,
316
]
} | 9,096 |
|||
GoodGamePlatform | ERC223.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | ERC223Token | contract ERC223Token is ERC223 {
using SafeMath for uint;
mapping(address => uint) balances;
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
// Function to access name of token .
function name() constant returns (string _name) {
return name;
}
// Function to access symbol of token .
function symbol() constant returns (string _symbol) {
return symbol;
}
// Function to access decimals of token .
function decimals() constant returns (uint8 _decimals) {
return decimals;
}
// Function to access total supply of tokens .
function totalSupply() constant returns (uint256 _totalSupply) {
return totalSupply;
}
// Function that is called when a user or another contract wants to transfer funds .
function transfer(address _to, uint _value, bytes _data) returns (bool success) {
if(isContract(_to)) {
return transferToContract(_to, _value, _data);
}
else {
return transferToAddress(_to, _value, _data);
}
}
// Standard function transfer similar to ERC20 transfer with no _data .
// Added due to backwards compatibility reasons .
function transfer(address _to, uint _value) returns (bool success) {
//standard function transfer similar to ERC20 transfer with no _data
//added due to backwards compatibility reasons
bytes memory empty;
if(isContract(_to)) {
return transferToContract(_to, _value, empty);
}
else {
return transferToAddress(_to, _value, empty);
}
}
//assemble the given address bytecode. If bytecode exists then the _addr is a contract.
function isContract(address _addr) private returns (bool is_contract) {
uint length;
assembly {
//retrieve the size of the code on target address, this needs assembly
length := extcodesize(_addr)
}
if(length>0) {
return true;
}
else {
return false;
}
}
//function that is called when transaction target is an address
function transferToAddress(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
//function that is called when transaction target is a contract
function transferToContract(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
ContractReceiver reciever = ContractReceiver(_to);
reciever.tokenFallback(msg.sender, _value, _data);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
} | symbol | function symbol() constant returns (string _symbol) {
return symbol;
}
| // Function to access symbol of token . | LineComment | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
359,
439
]
} | 9,097 |
|||
GoodGamePlatform | ERC223.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | ERC223Token | contract ERC223Token is ERC223 {
using SafeMath for uint;
mapping(address => uint) balances;
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
// Function to access name of token .
function name() constant returns (string _name) {
return name;
}
// Function to access symbol of token .
function symbol() constant returns (string _symbol) {
return symbol;
}
// Function to access decimals of token .
function decimals() constant returns (uint8 _decimals) {
return decimals;
}
// Function to access total supply of tokens .
function totalSupply() constant returns (uint256 _totalSupply) {
return totalSupply;
}
// Function that is called when a user or another contract wants to transfer funds .
function transfer(address _to, uint _value, bytes _data) returns (bool success) {
if(isContract(_to)) {
return transferToContract(_to, _value, _data);
}
else {
return transferToAddress(_to, _value, _data);
}
}
// Standard function transfer similar to ERC20 transfer with no _data .
// Added due to backwards compatibility reasons .
function transfer(address _to, uint _value) returns (bool success) {
//standard function transfer similar to ERC20 transfer with no _data
//added due to backwards compatibility reasons
bytes memory empty;
if(isContract(_to)) {
return transferToContract(_to, _value, empty);
}
else {
return transferToAddress(_to, _value, empty);
}
}
//assemble the given address bytecode. If bytecode exists then the _addr is a contract.
function isContract(address _addr) private returns (bool is_contract) {
uint length;
assembly {
//retrieve the size of the code on target address, this needs assembly
length := extcodesize(_addr)
}
if(length>0) {
return true;
}
else {
return false;
}
}
//function that is called when transaction target is an address
function transferToAddress(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
//function that is called when transaction target is a contract
function transferToContract(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
ContractReceiver reciever = ContractReceiver(_to);
reciever.tokenFallback(msg.sender, _value, _data);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
} | decimals | function decimals() constant returns (uint8 _decimals) {
return decimals;
}
| // Function to access decimals of token . | LineComment | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
484,
569
]
} | 9,098 |
|||
GoodGamePlatform | ERC223.sol | 0x3ac655b147b6e2d2ced40126f6c5956e5467a92b | Solidity | ERC223Token | contract ERC223Token is ERC223 {
using SafeMath for uint;
mapping(address => uint) balances;
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
// Function to access name of token .
function name() constant returns (string _name) {
return name;
}
// Function to access symbol of token .
function symbol() constant returns (string _symbol) {
return symbol;
}
// Function to access decimals of token .
function decimals() constant returns (uint8 _decimals) {
return decimals;
}
// Function to access total supply of tokens .
function totalSupply() constant returns (uint256 _totalSupply) {
return totalSupply;
}
// Function that is called when a user or another contract wants to transfer funds .
function transfer(address _to, uint _value, bytes _data) returns (bool success) {
if(isContract(_to)) {
return transferToContract(_to, _value, _data);
}
else {
return transferToAddress(_to, _value, _data);
}
}
// Standard function transfer similar to ERC20 transfer with no _data .
// Added due to backwards compatibility reasons .
function transfer(address _to, uint _value) returns (bool success) {
//standard function transfer similar to ERC20 transfer with no _data
//added due to backwards compatibility reasons
bytes memory empty;
if(isContract(_to)) {
return transferToContract(_to, _value, empty);
}
else {
return transferToAddress(_to, _value, empty);
}
}
//assemble the given address bytecode. If bytecode exists then the _addr is a contract.
function isContract(address _addr) private returns (bool is_contract) {
uint length;
assembly {
//retrieve the size of the code on target address, this needs assembly
length := extcodesize(_addr)
}
if(length>0) {
return true;
}
else {
return false;
}
}
//function that is called when transaction target is an address
function transferToAddress(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
//function that is called when transaction target is a contract
function transferToContract(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
ContractReceiver reciever = ContractReceiver(_to);
reciever.tokenFallback(msg.sender, _value, _data);
Transfer(msg.sender, _to, _value);
ERC223Transfer(msg.sender, _to, _value, _data);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
} | totalSupply | function totalSupply() constant returns (uint256 _totalSupply) {
return totalSupply;
}
| // Function to access total supply of tokens . | LineComment | v0.4.25+commit.59dbf8f1 | bzzr://ab9f0fe42d9e16b9e57ac46a758e7fa8f126024174b2d499ea997543c325ce05 | {
"func_code_index": [
619,
715
]
} | 9,099 |
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