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SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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;
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
3931,
4066
]
} | 1,100 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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;
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
4546,
4717
]
} | 1,101 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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);
}
}
}
} | /**
* @dev Collection of functions related to the address type
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
606,
1230
]
} | 1,102 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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);
}
}
}
} | /**
* @dev Collection of functions related to the address type
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
2160,
2562
]
} | 1,103 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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);
}
}
}
} | /**
* @dev Collection of functions related to the address type
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
3318,
3496
]
} | 1,104 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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);
}
}
}
} | /**
* @dev Collection of functions related to the address type
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
3721,
3922
]
} | 1,105 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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);
}
}
}
} | /**
* @dev Collection of functions related to the address type
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
4292,
4523
]
} | 1,106 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | 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);
}
}
}
} | /**
* @dev Collection of functions related to the address type
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
4774,
5095
]
} | 1,107 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | Solidity | Ownable | contract Ownable is Context {
address private _owner;
address private _previousOwner;
uint256 private _lockTime;
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;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | owner | function owner() public view returns (address) {
return _owner;
}
| /**
* @dev Returns the address of the current owner.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
566,
650
]
} | 1,108 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | Solidity | Ownable | contract Ownable is Context {
address private _owner;
address private _previousOwner;
uint256 private _lockTime;
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;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
1209,
1362
]
} | 1,109 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | Solidity | Ownable | contract Ownable is Context {
address private _owner;
address private _previousOwner;
uint256 private _lockTime;
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;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | 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 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
1512,
1761
]
} | 1,110 |
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | Solidity | SSPARK | contract SSPARK is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
mapping (address => bool) private _isBlackListedBot;
address[] private _blackListedBots;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 1000000 * 10**6 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private _name = "Shiba Sparkler";
string private _symbol = "SSPARK";
uint8 private _decimals = 9;
uint256 public _taxFee = 2;
uint256 private _previousTaxFee = _taxFee;
uint256 public _liquidityFee = 15;
uint256 private _previousLiquidityFee = _liquidityFee;
address payable public _devWalletAddress;
IUniswapV2Router02 public immutable uniswapV2Router;
address public immutable uniswapV2Pair;
bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
uint256 public _maxTxAmount = 1000000 * 10**6 * 10**9;
uint256 private numTokensSellToAddToLiquidity = 500 * 10**6 * 10**9;
event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived
);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor (address payable devWalletAddress) public {
_devWalletAddress = devWalletAddress;
_rOwned[_msgSender()] = _rTotal;
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
// Create a uniswap pair for this new token
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
// set the rest of the contract variables
uniswapV2Router = _uniswapV2Router;
//exclude owner and this contract from fee
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function setDevFeeDisabled(bool _devFeeEnabled ) public returns (bool){
require(msg.sender == _devWalletAddress, "Only Dev Address can disable dev fee");
swapAndLiquifyEnabled = _devFeeEnabled;
return(swapAndLiquifyEnabled);
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcludedFromReward(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeFromReward(address account) public onlyOwner() {
// require(account != 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, 'We can not exclude Uniswap router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeInReward(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function _setdevWallet(address payable devWalletAddress) external onlyOwner() {
_devWalletAddress = devWalletAddress;
}
function setMaxTxPercent(uint256 maxTxPercent) external onlyOwner() {
_maxTxAmount = _tTotal.mul(maxTxPercent).div(
10**2
);
}
function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}
//to recieve ETH from uniswapV2Router when swaping
receive() external payable {}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getTValues(tAmount);
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tLiquidity, _getRate());
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tLiquidity);
}
function _getTValues(uint256 tAmount) private view returns (uint256, uint256, uint256) {
uint256 tFee = calculateTaxFee(tAmount);
uint256 tLiquidity = calculateLiquidityFee(tAmount);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tLiquidity);
return (tTransferAmount, tFee, tLiquidity);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tLiquidity, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rLiquidity = tLiquidity.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rLiquidity);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _takeLiquidity(uint256 tLiquidity) private {
uint256 currentRate = _getRate();
uint256 rLiquidity = tLiquidity.mul(currentRate);
_rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity);
if(_isExcluded[address(this)])
_tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity);
}
function calculateTaxFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_taxFee).div(
10**2
);
}
function calculateLiquidityFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_liquidityFee).div(
10**2
);
}
function addBotToBlackList(address account) external onlyOwner() {
require(account != 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, 'We can not blacklist Uniswap router.');
require(!_isBlackListedBot[account], "Account is already blacklisted");
_isBlackListedBot[account] = true;
_blackListedBots.push(account);
}
function removeBotFromBlackList(address account) external onlyOwner() {
require(_isBlackListedBot[account], "Account is not blacklisted");
for (uint256 i = 0; i < _blackListedBots.length; i++) {
if (_blackListedBots[i] == account) {
_blackListedBots[i] = _blackListedBots[_blackListedBots.length - 1];
_isBlackListedBot[account] = false;
_blackListedBots.pop();
break;
}
}
}
function removeAllFee() private {
if(_taxFee == 0 && _liquidityFee == 0) return;
_previousTaxFee = _taxFee;
_previousLiquidityFee = _liquidityFee;
_taxFee = 0;
_liquidityFee = 0;
}
function restoreAllFee() private {
_taxFee = _previousTaxFee;
_liquidityFee = _previousLiquidityFee;
}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(
address from,
address to,
uint256 amount
) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!_isBlackListedBot[to], "You have no power here!");
require(!_isBlackListedBot[msg.sender], "You have no power here!");
require(!_isBlackListedBot[from], "You have no power here!");
if(from != owner() && to != owner())
require(amount <= _maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
// is the token balance of this contract address over the min number of
// tokens that we need to initiate a swap + liquidity lock?
// also, don't get caught in a circular liquidity event.
// also, don't swap & liquify if sender is uniswap pair.
uint256 contractTokenBalance = balanceOf(address(this));
if(contractTokenBalance >= _maxTxAmount)
{
contractTokenBalance = _maxTxAmount;
}
bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity;
if (
overMinTokenBalance &&
!inSwapAndLiquify &&
from != uniswapV2Pair &&
swapAndLiquifyEnabled
) {
//add liquidity
swapAndLiquify(contractTokenBalance);
}
//indicates if fee should be deducted from transfer
bool takeFee = true;
//if any account belongs to _isExcludedFromFee account then remove the fee
if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
takeFee = false;
}
//transfer amount, it will take tax, burn, liquidity fee
_tokenTransfer(from,to,amount,takeFee);
}
function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap {
// split the contract balance into halves
uint256 tokenBalance = contractTokenBalance;
// capture the contract's current ETH balance.
// this is so that we can capture exactly the amount of ETH that the
// swap creates, and not make the liquidity event include any ETH that
// has been manually sent to the contract
uint256 initialBalance = address(this).balance;
// swap tokens for ETH
swapTokensForEth(tokenBalance); // <- breaks the ETH -> HATE swap when swap+liquify is triggered
// how much ETH did we just swap into?
uint256 newBalance = address(this).balance.sub(initialBalance);
sendETHTodev(newBalance);
// add liquidity to uniswap
emit SwapAndLiquify(tokenBalance, newBalance);
}
function sendETHTodev(uint256 amount) private {
_devWalletAddress.transfer(amount);
}
function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
// make the swap
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
// approve token transfer to cover all possible scenarios
_approve(address(this), address(uniswapV2Router), tokenAmount);
// add the liquidity
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
owner(),
block.timestamp
);
}
//this method is responsible for taking all fee, if takeFee is true
function _tokenTransfer(address sender, address recipient, uint256 amount,bool takeFee) private {
if(!takeFee)
removeAllFee();
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
if(!takeFee)
restoreAllFee();
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
} | //to recieve ETH from uniswapV2Router when swaping | LineComment | v0.6.12+commit.27d51765 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
8478,
8512
]
} | 1,111 |
||||
SSPARK | SSPARK.sol | 0xed90c424a1044479e24d710d85ca0cb4d0f34b00 | Solidity | SSPARK | contract SSPARK is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
mapping (address => bool) private _isBlackListedBot;
address[] private _blackListedBots;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 1000000 * 10**6 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private _name = "Shiba Sparkler";
string private _symbol = "SSPARK";
uint8 private _decimals = 9;
uint256 public _taxFee = 2;
uint256 private _previousTaxFee = _taxFee;
uint256 public _liquidityFee = 15;
uint256 private _previousLiquidityFee = _liquidityFee;
address payable public _devWalletAddress;
IUniswapV2Router02 public immutable uniswapV2Router;
address public immutable uniswapV2Pair;
bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
uint256 public _maxTxAmount = 1000000 * 10**6 * 10**9;
uint256 private numTokensSellToAddToLiquidity = 500 * 10**6 * 10**9;
event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived
);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor (address payable devWalletAddress) public {
_devWalletAddress = devWalletAddress;
_rOwned[_msgSender()] = _rTotal;
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
// Create a uniswap pair for this new token
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
// set the rest of the contract variables
uniswapV2Router = _uniswapV2Router;
//exclude owner and this contract from fee
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function setDevFeeDisabled(bool _devFeeEnabled ) public returns (bool){
require(msg.sender == _devWalletAddress, "Only Dev Address can disable dev fee");
swapAndLiquifyEnabled = _devFeeEnabled;
return(swapAndLiquifyEnabled);
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcludedFromReward(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeFromReward(address account) public onlyOwner() {
// require(account != 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, 'We can not exclude Uniswap router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeInReward(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function _setdevWallet(address payable devWalletAddress) external onlyOwner() {
_devWalletAddress = devWalletAddress;
}
function setMaxTxPercent(uint256 maxTxPercent) external onlyOwner() {
_maxTxAmount = _tTotal.mul(maxTxPercent).div(
10**2
);
}
function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}
//to recieve ETH from uniswapV2Router when swaping
receive() external payable {}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getTValues(tAmount);
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tLiquidity, _getRate());
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tLiquidity);
}
function _getTValues(uint256 tAmount) private view returns (uint256, uint256, uint256) {
uint256 tFee = calculateTaxFee(tAmount);
uint256 tLiquidity = calculateLiquidityFee(tAmount);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tLiquidity);
return (tTransferAmount, tFee, tLiquidity);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tLiquidity, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rLiquidity = tLiquidity.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rLiquidity);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _takeLiquidity(uint256 tLiquidity) private {
uint256 currentRate = _getRate();
uint256 rLiquidity = tLiquidity.mul(currentRate);
_rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity);
if(_isExcluded[address(this)])
_tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity);
}
function calculateTaxFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_taxFee).div(
10**2
);
}
function calculateLiquidityFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_liquidityFee).div(
10**2
);
}
function addBotToBlackList(address account) external onlyOwner() {
require(account != 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, 'We can not blacklist Uniswap router.');
require(!_isBlackListedBot[account], "Account is already blacklisted");
_isBlackListedBot[account] = true;
_blackListedBots.push(account);
}
function removeBotFromBlackList(address account) external onlyOwner() {
require(_isBlackListedBot[account], "Account is not blacklisted");
for (uint256 i = 0; i < _blackListedBots.length; i++) {
if (_blackListedBots[i] == account) {
_blackListedBots[i] = _blackListedBots[_blackListedBots.length - 1];
_isBlackListedBot[account] = false;
_blackListedBots.pop();
break;
}
}
}
function removeAllFee() private {
if(_taxFee == 0 && _liquidityFee == 0) return;
_previousTaxFee = _taxFee;
_previousLiquidityFee = _liquidityFee;
_taxFee = 0;
_liquidityFee = 0;
}
function restoreAllFee() private {
_taxFee = _previousTaxFee;
_liquidityFee = _previousLiquidityFee;
}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(
address from,
address to,
uint256 amount
) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!_isBlackListedBot[to], "You have no power here!");
require(!_isBlackListedBot[msg.sender], "You have no power here!");
require(!_isBlackListedBot[from], "You have no power here!");
if(from != owner() && to != owner())
require(amount <= _maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
// is the token balance of this contract address over the min number of
// tokens that we need to initiate a swap + liquidity lock?
// also, don't get caught in a circular liquidity event.
// also, don't swap & liquify if sender is uniswap pair.
uint256 contractTokenBalance = balanceOf(address(this));
if(contractTokenBalance >= _maxTxAmount)
{
contractTokenBalance = _maxTxAmount;
}
bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity;
if (
overMinTokenBalance &&
!inSwapAndLiquify &&
from != uniswapV2Pair &&
swapAndLiquifyEnabled
) {
//add liquidity
swapAndLiquify(contractTokenBalance);
}
//indicates if fee should be deducted from transfer
bool takeFee = true;
//if any account belongs to _isExcludedFromFee account then remove the fee
if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
takeFee = false;
}
//transfer amount, it will take tax, burn, liquidity fee
_tokenTransfer(from,to,amount,takeFee);
}
function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap {
// split the contract balance into halves
uint256 tokenBalance = contractTokenBalance;
// capture the contract's current ETH balance.
// this is so that we can capture exactly the amount of ETH that the
// swap creates, and not make the liquidity event include any ETH that
// has been manually sent to the contract
uint256 initialBalance = address(this).balance;
// swap tokens for ETH
swapTokensForEth(tokenBalance); // <- breaks the ETH -> HATE swap when swap+liquify is triggered
// how much ETH did we just swap into?
uint256 newBalance = address(this).balance.sub(initialBalance);
sendETHTodev(newBalance);
// add liquidity to uniswap
emit SwapAndLiquify(tokenBalance, newBalance);
}
function sendETHTodev(uint256 amount) private {
_devWalletAddress.transfer(amount);
}
function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
// make the swap
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
// approve token transfer to cover all possible scenarios
_approve(address(this), address(uniswapV2Router), tokenAmount);
// add the liquidity
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
owner(),
block.timestamp
);
}
//this method is responsible for taking all fee, if takeFee is true
function _tokenTransfer(address sender, address recipient, uint256 amount,bool takeFee) private {
if(!takeFee)
removeAllFee();
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
if(!takeFee)
restoreAllFee();
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeLiquidity(tLiquidity);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
} | _tokenTransfer | function _tokenTransfer(address sender, address recipient, uint256 amount,bool takeFee) private {
if(!takeFee)
removeAllFee();
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
if(!takeFee)
restoreAllFee();
}
| //this method is responsible for taking all fee, if takeFee is true | LineComment | v0.6.12+commit.27d51765 | Unlicense | ipfs://98e00f45558a48b89c992117ea1ba1710b63ee655bd60c94b4191f8634ba9986 | {
"func_code_index": [
17290,
18129
]
} | 1,112 |
||
ALCXRewarder | contracts/libraries/boring/BoringOwnable.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringOwnable | contract BoringOwnable is BoringOwnableData {
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/// @notice `owner` defaults to msg.sender on construction.
constructor() public {
owner = msg.sender;
emit OwnershipTransferred(address(0), msg.sender);
}
/// @notice Transfers ownership to `newOwner`. Either directly or claimable by the new pending owner.
/// Can only be invoked by the current `owner`.
/// @param newOwner Address of the new owner.
/// @param direct True if `newOwner` should be set immediately. False if `newOwner` needs to use `claimOwnership`.
/// @param renounce Allows the `newOwner` to be `address(0)` if `direct` and `renounce` is True. Has no effect otherwise.
function transferOwnership(
address newOwner,
bool direct,
bool renounce
) public onlyOwner {
if (direct) {
// Checks
require(newOwner != address(0) || renounce, "BoringOwnable::transferOwnership: zero address");
// Effects
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
pendingOwner = address(0);
} else {
// Effects
pendingOwner = newOwner;
}
}
/// @notice Needs to be called by `pendingOwner` to claim ownership.
function claimOwnership() public {
address _pendingOwner = pendingOwner;
// Checks
require(msg.sender == _pendingOwner, "BoringOwnable::claimOwnership: caller != pending owner");
// Effects
emit OwnershipTransferred(owner, _pendingOwner);
owner = _pendingOwner;
pendingOwner = address(0);
}
/// @notice Only allows the `owner` to execute the function.
modifier onlyOwner() {
require(msg.sender == owner, "BoringOwnable::onlyOwner: caller is not the owner");
_;
}
} | transferOwnership | function transferOwnership(
address newOwner,
bool direct,
bool renounce
) public onlyOwner {
if (direct) {
// Checks
require(newOwner != address(0) || renounce, "BoringOwnable::transferOwnership: zero address");
// Effects
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
pendingOwner = address(0);
} else {
// Effects
pendingOwner = newOwner;
}
}
| /// @notice Transfers ownership to `newOwner`. Either directly or claimable by the new pending owner.
/// Can only be invoked by the current `owner`.
/// @param newOwner Address of the new owner.
/// @param direct True if `newOwner` should be set immediately. False if `newOwner` needs to use `claimOwnership`.
/// @param renounce Allows the `newOwner` to be `address(0)` if `direct` and `renounce` is True. Has no effect otherwise. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
735,
1136
]
} | 1,113 |
||||
ALCXRewarder | contracts/libraries/boring/BoringOwnable.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringOwnable | contract BoringOwnable is BoringOwnableData {
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/// @notice `owner` defaults to msg.sender on construction.
constructor() public {
owner = msg.sender;
emit OwnershipTransferred(address(0), msg.sender);
}
/// @notice Transfers ownership to `newOwner`. Either directly or claimable by the new pending owner.
/// Can only be invoked by the current `owner`.
/// @param newOwner Address of the new owner.
/// @param direct True if `newOwner` should be set immediately. False if `newOwner` needs to use `claimOwnership`.
/// @param renounce Allows the `newOwner` to be `address(0)` if `direct` and `renounce` is True. Has no effect otherwise.
function transferOwnership(
address newOwner,
bool direct,
bool renounce
) public onlyOwner {
if (direct) {
// Checks
require(newOwner != address(0) || renounce, "BoringOwnable::transferOwnership: zero address");
// Effects
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
pendingOwner = address(0);
} else {
// Effects
pendingOwner = newOwner;
}
}
/// @notice Needs to be called by `pendingOwner` to claim ownership.
function claimOwnership() public {
address _pendingOwner = pendingOwner;
// Checks
require(msg.sender == _pendingOwner, "BoringOwnable::claimOwnership: caller != pending owner");
// Effects
emit OwnershipTransferred(owner, _pendingOwner);
owner = _pendingOwner;
pendingOwner = address(0);
}
/// @notice Only allows the `owner` to execute the function.
modifier onlyOwner() {
require(msg.sender == owner, "BoringOwnable::onlyOwner: caller is not the owner");
_;
}
} | claimOwnership | function claimOwnership() public {
address _pendingOwner = pendingOwner;
// Checks
require(msg.sender == _pendingOwner, "BoringOwnable::claimOwnership: caller != pending owner");
// Effects
emit OwnershipTransferred(owner, _pendingOwner);
owner = _pendingOwner;
pendingOwner = address(0);
}
| /// @notice Needs to be called by `pendingOwner` to claim ownership. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
1208,
1516
]
} | 1,114 |
||||
ALCXRewarder | contracts/libraries/boring/BoringERC20.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringERC20 | library BoringERC20 {
bytes4 private constant SIG_SYMBOL = 0x95d89b41; // symbol()
bytes4 private constant SIG_NAME = 0x06fdde03; // name()
bytes4 private constant SIG_DECIMALS = 0x313ce567; // decimals()
bytes4 private constant SIG_TRANSFER = 0xa9059cbb; // transfer(address,uint256)
bytes4 private constant SIG_TRANSFER_FROM = 0x23b872dd; // transferFrom(address,address,uint256)
function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
/// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol.
function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name.
function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals.
function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
/// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
/// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
} | // solhint-disable avoid-low-level-calls | LineComment | returnDataToString | function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
| // transferFrom(address,address,uint256) | LineComment | v0.6.12+commit.27d51765 | {
"func_code_index": [
388,
828
]
} | 1,115 |
||
ALCXRewarder | contracts/libraries/boring/BoringERC20.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringERC20 | library BoringERC20 {
bytes4 private constant SIG_SYMBOL = 0x95d89b41; // symbol()
bytes4 private constant SIG_NAME = 0x06fdde03; // name()
bytes4 private constant SIG_DECIMALS = 0x313ce567; // decimals()
bytes4 private constant SIG_TRANSFER = 0xa9059cbb; // transfer(address,uint256)
bytes4 private constant SIG_TRANSFER_FROM = 0x23b872dd; // transferFrom(address,address,uint256)
function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
/// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol.
function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name.
function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals.
function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
/// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
/// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
} | // solhint-disable avoid-low-level-calls | LineComment | safeSymbol | function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
| /// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
1016,
1247
]
} | 1,116 |
||
ALCXRewarder | contracts/libraries/boring/BoringERC20.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringERC20 | library BoringERC20 {
bytes4 private constant SIG_SYMBOL = 0x95d89b41; // symbol()
bytes4 private constant SIG_NAME = 0x06fdde03; // name()
bytes4 private constant SIG_DECIMALS = 0x313ce567; // decimals()
bytes4 private constant SIG_TRANSFER = 0xa9059cbb; // transfer(address,uint256)
bytes4 private constant SIG_TRANSFER_FROM = 0x23b872dd; // transferFrom(address,address,uint256)
function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
/// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol.
function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name.
function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals.
function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
/// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
/// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
} | // solhint-disable avoid-low-level-calls | LineComment | safeName | function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
| /// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
1431,
1658
]
} | 1,117 |
||
ALCXRewarder | contracts/libraries/boring/BoringERC20.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringERC20 | library BoringERC20 {
bytes4 private constant SIG_SYMBOL = 0x95d89b41; // symbol()
bytes4 private constant SIG_NAME = 0x06fdde03; // name()
bytes4 private constant SIG_DECIMALS = 0x313ce567; // decimals()
bytes4 private constant SIG_TRANSFER = 0xa9059cbb; // transfer(address,uint256)
bytes4 private constant SIG_TRANSFER_FROM = 0x23b872dd; // transferFrom(address,address,uint256)
function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
/// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol.
function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name.
function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals.
function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
/// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
/// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
} | // solhint-disable avoid-low-level-calls | LineComment | safeDecimals | function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
| /// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
1847,
2093
]
} | 1,118 |
||
ALCXRewarder | contracts/libraries/boring/BoringERC20.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringERC20 | library BoringERC20 {
bytes4 private constant SIG_SYMBOL = 0x95d89b41; // symbol()
bytes4 private constant SIG_NAME = 0x06fdde03; // name()
bytes4 private constant SIG_DECIMALS = 0x313ce567; // decimals()
bytes4 private constant SIG_TRANSFER = 0xa9059cbb; // transfer(address,uint256)
bytes4 private constant SIG_TRANSFER_FROM = 0x23b872dd; // transferFrom(address,address,uint256)
function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
/// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol.
function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name.
function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals.
function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
/// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
/// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
} | // solhint-disable avoid-low-level-calls | LineComment | safeTransfer | function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
| /// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
2343,
2655
]
} | 1,119 |
||
ALCXRewarder | contracts/libraries/boring/BoringERC20.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | BoringERC20 | library BoringERC20 {
bytes4 private constant SIG_SYMBOL = 0x95d89b41; // symbol()
bytes4 private constant SIG_NAME = 0x06fdde03; // name()
bytes4 private constant SIG_DECIMALS = 0x313ce567; // decimals()
bytes4 private constant SIG_TRANSFER = 0xa9059cbb; // transfer(address,uint256)
bytes4 private constant SIG_TRANSFER_FROM = 0x23b872dd; // transferFrom(address,address,uint256)
function returnDataToString(bytes memory data) internal pure returns (string memory) {
if (data.length >= 64) {
return abi.decode(data, (string));
} else if (data.length == 32) {
uint8 i = 0;
while (i < 32 && data[i] != 0) {
i++;
}
bytes memory bytesArray = new bytes(i);
for (i = 0; i < 32 && data[i] != 0; i++) {
bytesArray[i] = data[i];
}
return string(bytesArray);
} else {
return "???";
}
}
/// @notice Provides a safe ERC20.symbol version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token symbol.
function safeSymbol(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_SYMBOL));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.name version which returns '???' as fallback string.
/// @param token The address of the ERC-20 token contract.
/// @return (string) Token name.
function safeName(IERC20 token) internal view returns (string memory) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_NAME));
return success ? returnDataToString(data) : "???";
}
/// @notice Provides a safe ERC20.decimals version which returns '18' as fallback value.
/// @param token The address of the ERC-20 token contract.
/// @return (uint8) Token decimals.
function safeDecimals(IERC20 token) internal view returns (uint8) {
(bool success, bytes memory data) = address(token).staticcall(abi.encodeWithSelector(SIG_DECIMALS));
return success && data.length == 32 ? abi.decode(data, (uint8)) : 18;
}
/// @notice Provides a safe ERC20.transfer version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransfer(
IERC20 token,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) = address(token).call(abi.encodeWithSelector(SIG_TRANSFER, to, amount));
require(success && (data.length == 0 || abi.decode(data, (bool))), "BoringERC20::safeTransfer: transfer failed");
}
/// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount.
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
} | // solhint-disable avoid-low-level-calls | LineComment | safeTransferFrom | function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 amount
) internal {
(bool success, bytes memory data) =
address(token).call(abi.encodeWithSelector(SIG_TRANSFER_FROM, from, to, amount));
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"BoringERC20::safeTransferFrom: transfer failed"
);
}
| /// @notice Provides a safe ERC20.transferFrom version for different ERC-20 implementations.
/// Reverts on a failed transfer.
/// @param token The address of the ERC-20 token.
/// @param from Transfer tokens from.
/// @param to Transfer tokens to.
/// @param amount The token amount. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
2948,
3308
]
} | 1,120 |
||
ALCXRewarder | contracts/libraries/Domain.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Domain | contract Domain {
bytes32 private constant DOMAIN_SEPARATOR_SIGNATURE_HASH =
keccak256("EIP712Domain(uint256 chainId,address verifyingContract)");
// See https://eips.ethereum.org/EIPS/eip-191
string private constant EIP191_PREFIX_FOR_EIP712_STRUCTURED_DATA = "\x19\x01";
// solhint-disable var-name-mixedcase
bytes32 private immutable _DOMAIN_SEPARATOR;
uint256 private immutable DOMAIN_SEPARATOR_CHAIN_ID;
/// @dev Calculate the DOMAIN_SEPARATOR
function _calculateDomainSeparator(uint256 chainId) private view returns (bytes32) {
return keccak256(abi.encode(DOMAIN_SEPARATOR_SIGNATURE_HASH, chainId, address(this)));
}
constructor() public {
uint256 chainId;
assembly {
chainId := chainid()
}
_DOMAIN_SEPARATOR = _calculateDomainSeparator(DOMAIN_SEPARATOR_CHAIN_ID = chainId);
}
/// @dev Return the DOMAIN_SEPARATOR
// It's named internal to allow making it public from the contract that uses it by creating a simple view function
// with the desired public name, such as DOMAIN_SEPARATOR or domainSeparator.
// solhint-disable-next-line func-name-mixedcase
function _domainSeparator() internal view returns (bytes32) {
uint256 chainId;
assembly {
chainId := chainid()
}
return chainId == DOMAIN_SEPARATOR_CHAIN_ID ? _DOMAIN_SEPARATOR : _calculateDomainSeparator(chainId);
}
function _getDigest(bytes32 dataHash) internal view returns (bytes32 digest) {
digest = keccak256(abi.encodePacked(EIP191_PREFIX_FOR_EIP712_STRUCTURED_DATA, _domainSeparator(), dataHash));
}
} | // solhint-disable no-inline-assembly | LineComment | _calculateDomainSeparator | function _calculateDomainSeparator(uint256 chainId) private view returns (bytes32) {
return keccak256(abi.encode(DOMAIN_SEPARATOR_SIGNATURE_HASH, chainId, address(this)));
}
| /// @dev Calculate the DOMAIN_SEPARATOR | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
459,
636
]
} | 1,121 |
||
ALCXRewarder | contracts/libraries/Domain.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Domain | contract Domain {
bytes32 private constant DOMAIN_SEPARATOR_SIGNATURE_HASH =
keccak256("EIP712Domain(uint256 chainId,address verifyingContract)");
// See https://eips.ethereum.org/EIPS/eip-191
string private constant EIP191_PREFIX_FOR_EIP712_STRUCTURED_DATA = "\x19\x01";
// solhint-disable var-name-mixedcase
bytes32 private immutable _DOMAIN_SEPARATOR;
uint256 private immutable DOMAIN_SEPARATOR_CHAIN_ID;
/// @dev Calculate the DOMAIN_SEPARATOR
function _calculateDomainSeparator(uint256 chainId) private view returns (bytes32) {
return keccak256(abi.encode(DOMAIN_SEPARATOR_SIGNATURE_HASH, chainId, address(this)));
}
constructor() public {
uint256 chainId;
assembly {
chainId := chainid()
}
_DOMAIN_SEPARATOR = _calculateDomainSeparator(DOMAIN_SEPARATOR_CHAIN_ID = chainId);
}
/// @dev Return the DOMAIN_SEPARATOR
// It's named internal to allow making it public from the contract that uses it by creating a simple view function
// with the desired public name, such as DOMAIN_SEPARATOR or domainSeparator.
// solhint-disable-next-line func-name-mixedcase
function _domainSeparator() internal view returns (bytes32) {
uint256 chainId;
assembly {
chainId := chainid()
}
return chainId == DOMAIN_SEPARATOR_CHAIN_ID ? _DOMAIN_SEPARATOR : _calculateDomainSeparator(chainId);
}
function _getDigest(bytes32 dataHash) internal view returns (bytes32 digest) {
digest = keccak256(abi.encodePacked(EIP191_PREFIX_FOR_EIP712_STRUCTURED_DATA, _domainSeparator(), dataHash));
}
} | // solhint-disable no-inline-assembly | LineComment | _domainSeparator | function _domainSeparator() internal view returns (bytes32) {
uint256 chainId;
assembly {
chainId := chainid()
}
return chainId == DOMAIN_SEPARATOR_CHAIN_ID ? _DOMAIN_SEPARATOR : _calculateDomainSeparator(chainId);
}
| // It's named internal to allow making it public from the contract that uses it by creating a simple view function
// with the desired public name, such as DOMAIN_SEPARATOR or domainSeparator.
// solhint-disable-next-line func-name-mixedcase | LineComment | v0.6.12+commit.27d51765 | {
"func_code_index": [
1095,
1324
]
} | 1,122 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | update | function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
| /// @dev Updates the pool.
///
/// @param _ctx the pool context. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
493,
687
]
} | 1,123 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | getRewardRate | function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
| /// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
874,
1224
]
} | 1,124 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | getUpdatedAccumulatedRewardWeight | function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
| /// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
1371,
2116
]
} | 1,125 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | push | function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
| /// @dev Adds an element to the list.
///
/// @param _element the element to add. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
2203,
2306
]
} | 1,126 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | get | function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
| /// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
2450,
2574
]
} | 1,127 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | last | function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
| /// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
2745,
2865
]
} | 1,128 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | lastIndex | function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
| /// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
3048,
3213
]
} | 1,129 |
||
ALCXRewarder | contracts/libraries/pools/Pool.sol | 0xd101479ce045b903ae14ec6afa7a11171afb5dfa | Solidity | Pool | library Pool {
using FixedPointMath for FixedPointMath.uq192x64;
using Pool for Pool.Data;
using Pool for Pool.List;
using SafeMath for uint256;
struct Context {
uint256 rewardRate;
uint256 totalRewardWeight;
}
struct Data {
IERC20 token;
uint256 totalDeposited;
uint256 rewardWeight;
FixedPointMath.uq192x64 accumulatedRewardWeight;
uint256 lastUpdatedBlock;
}
struct List {
Data[] elements;
}
/// @dev Updates the pool.
///
/// @param _ctx the pool context.
function update(Data storage _data, Context storage _ctx) internal {
_data.accumulatedRewardWeight = _data.getUpdatedAccumulatedRewardWeight(_ctx);
_data.lastUpdatedBlock = block.number;
}
/// @dev Gets the rate at which the pool will distribute rewards to stakers.
///
/// @param _ctx the pool context.
///
/// @return the reward rate of the pool in tokens per block.
function getRewardRate(Data storage _data, Context storage _ctx) internal view returns (uint256) {
// console.log("get reward rate");
// console.log(uint(_data.rewardWeight));
// console.log(uint(_ctx.totalRewardWeight));
// console.log(uint(_ctx.rewardRate));
return _ctx.rewardRate.mul(_data.rewardWeight).div(_ctx.totalRewardWeight);
}
/// @dev Gets the accumulated reward weight of a pool.
///
/// @param _ctx the pool context.
///
/// @return the accumulated reward weight.
function getUpdatedAccumulatedRewardWeight(Data storage _data, Context storage _ctx)
internal
view
returns (FixedPointMath.uq192x64 memory)
{
if (_data.totalDeposited == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _elapsedTime = block.number.sub(_data.lastUpdatedBlock);
if (_elapsedTime == 0) {
return _data.accumulatedRewardWeight;
}
uint256 _rewardRate = _data.getRewardRate(_ctx);
uint256 _distributeAmount = _rewardRate.mul(_elapsedTime);
if (_distributeAmount == 0) {
return _data.accumulatedRewardWeight;
}
FixedPointMath.uq192x64 memory _rewardWeight =
FixedPointMath.fromU256(_distributeAmount).div(_data.totalDeposited);
return _data.accumulatedRewardWeight.add(_rewardWeight);
}
/// @dev Adds an element to the list.
///
/// @param _element the element to add.
function push(List storage _self, Data memory _element) internal {
_self.elements.push(_element);
}
/// @dev Gets an element from the list.
///
/// @param _index the index in the list.
///
/// @return the element at the specified index.
function get(List storage _self, uint256 _index) internal view returns (Data storage) {
return _self.elements[_index];
}
/// @dev Gets the last element in the list.
///
/// This function will revert if there are no elements in the list.
///ck
/// @return the last element in the list.
function last(List storage _self) internal view returns (Data storage) {
return _self.elements[_self.lastIndex()];
}
/// @dev Gets the index of the last element in the list.
///
/// This function will revert if there are no elements in the list.
///
/// @return the index of the last element.
function lastIndex(List storage _self) internal view returns (uint256) {
uint256 _length = _self.length();
return _length.sub(1, "Pool.List: list is empty");
}
/// @dev Gets the number of elements in the list.
///
/// @return the number of elements.
function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
} | /// @title Pool
///
/// @dev A library which provides the Pool data struct and associated functions. | NatSpecSingleLine | length | function length(List storage _self) internal view returns (uint256) {
return _self.elements.length;
}
| /// @dev Gets the number of elements in the list.
///
/// @return the number of elements. | NatSpecSingleLine | v0.6.12+commit.27d51765 | {
"func_code_index": [
3308,
3413
]
} | 1,130 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | Ownable | contract Ownable {
address public owner;
/**
* @dev The Ownable constructor sets the original `owner` of the contract to the sender
* account.
*/
function Ownable() public {
owner = msg.sender;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
/**
* @dev Allows the current owner to transfer control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/
function transferOwnership(address newOwner) public onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
} | /**
* @title Ownable
* @dev The Ownable contract has an owner address, and provides basic authorization control
* functions, this simplifies the implementation of "user permissions".
*/ | NatSpecMultiLine | Ownable | function Ownable() public {
owner = msg.sender;
}
| /**
* @dev The Ownable constructor sets the original `owner` of the contract to the sender
* account.
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
180,
248
]
} | 1,131 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | Ownable | contract Ownable {
address public owner;
/**
* @dev The Ownable constructor sets the original `owner` of the contract to the sender
* account.
*/
function Ownable() public {
owner = msg.sender;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
/**
* @dev Allows the current owner to transfer control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/
function transferOwnership(address newOwner) public onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
} | /**
* @title Ownable
* @dev The Ownable contract has an owner address, and provides basic authorization control
* functions, this simplifies the implementation of "user permissions".
*/ | NatSpecMultiLine | transferOwnership | function transferOwnership(address newOwner) public onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
| /**
* @dev Allows the current owner to transfer control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
592,
748
]
} | 1,132 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | BasicToken | contract BasicToken is Ownable, ERC20Basic {
using SafeMath for uint;
mapping(address => uint) public balances;
// additional variables for use if transaction fees ever became necessary
uint public basisPointsRate = 0;
uint public maximumFee = 0;
/**
* @dev Fix for the ERC20 short address attack.
*/
modifier onlyPayloadSize(uint size) {
require(!(msg.data.length < size + 4));
_;
}
/**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _value The amount to be transferred.
*/
function transfer(address _to, uint _value) public onlyPayloadSize(2 * 32) {
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
uint sendAmount = _value.sub(fee);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(msg.sender, owner, fee);
}
Transfer(msg.sender, _to, sendAmount);
}
/**
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint representing the amount owned by the passed address.
*/
function balanceOf(address _owner) public constant returns (uint balance) {
return balances[_owner];
}
} | /**
* @title Basic token
* @dev Basic version of StandardToken, with no allowances.
*/ | NatSpecMultiLine | transfer | function transfer(address _to, uint _value) public onlyPayloadSize(2 * 32) {
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
uint sendAmount = _value.sub(fee);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(msg.sender, owner, fee);
}
Transfer(msg.sender, _to, sendAmount);
}
| /**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _value The amount to be transferred.
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
626,
1204
]
} | 1,133 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | BasicToken | contract BasicToken is Ownable, ERC20Basic {
using SafeMath for uint;
mapping(address => uint) public balances;
// additional variables for use if transaction fees ever became necessary
uint public basisPointsRate = 0;
uint public maximumFee = 0;
/**
* @dev Fix for the ERC20 short address attack.
*/
modifier onlyPayloadSize(uint size) {
require(!(msg.data.length < size + 4));
_;
}
/**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _value The amount to be transferred.
*/
function transfer(address _to, uint _value) public onlyPayloadSize(2 * 32) {
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
uint sendAmount = _value.sub(fee);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(msg.sender, owner, fee);
}
Transfer(msg.sender, _to, sendAmount);
}
/**
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint representing the amount owned by the passed address.
*/
function balanceOf(address _owner) public constant returns (uint balance) {
return balances[_owner];
}
} | /**
* @title Basic token
* @dev Basic version of StandardToken, with no allowances.
*/ | NatSpecMultiLine | balanceOf | function balanceOf(address _owner) public constant returns (uint balance) {
return balances[_owner];
}
| /**
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint representing the amount owned by the passed address.
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
1417,
1538
]
} | 1,134 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | StandardToken | contract StandardToken is BasicToken, ERC20 {
mapping (address => mapping (address => uint)) public allowed;
uint public constant MAX_UINT = 2**256 - 1;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _value uint the amount of tokens to be transferred
*/
function transferFrom(address _from, address _to, uint _value) public onlyPayloadSize(3 * 32) {
var _allowance = allowed[_from][msg.sender];
// Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
// if (_value > _allowance) throw;
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
if (_allowance < MAX_UINT) {
allowed[_from][msg.sender] = _allowance.sub(_value);
}
uint sendAmount = _value.sub(fee);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(_from, owner, fee);
}
Transfer(_from, _to, sendAmount);
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
* @param _spender The address which will spend the funds.
* @param _value The amount of tokens to be spent.
*/
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require(!((_value != 0) && (allowed[msg.sender][_spender] != 0)));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
}
/**
* @dev Function to check the amount of tokens than an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint specifying the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
return allowed[_owner][_spender];
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
* @dev Based oncode by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*/ | NatSpecMultiLine | transferFrom | function transferFrom(address _from, address _to, uint _value) public onlyPayloadSize(3 * 32) {
var _allowance = allowed[_from][msg.sender];
// Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
// if (_value > _allowance) throw;
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
if (_allowance < MAX_UINT) {
allowed[_from][msg.sender] = _allowance.sub(_value);
}
uint sendAmount = _value.sub(fee);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(_from, owner, fee);
}
Transfer(_from, _to, sendAmount);
}
| /**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _value uint the amount of tokens to be transferred
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
451,
1357
]
} | 1,135 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | StandardToken | contract StandardToken is BasicToken, ERC20 {
mapping (address => mapping (address => uint)) public allowed;
uint public constant MAX_UINT = 2**256 - 1;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _value uint the amount of tokens to be transferred
*/
function transferFrom(address _from, address _to, uint _value) public onlyPayloadSize(3 * 32) {
var _allowance = allowed[_from][msg.sender];
// Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
// if (_value > _allowance) throw;
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
if (_allowance < MAX_UINT) {
allowed[_from][msg.sender] = _allowance.sub(_value);
}
uint sendAmount = _value.sub(fee);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(_from, owner, fee);
}
Transfer(_from, _to, sendAmount);
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
* @param _spender The address which will spend the funds.
* @param _value The amount of tokens to be spent.
*/
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require(!((_value != 0) && (allowed[msg.sender][_spender] != 0)));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
}
/**
* @dev Function to check the amount of tokens than an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint specifying the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
return allowed[_owner][_spender];
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
* @dev Based oncode by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*/ | NatSpecMultiLine | approve | function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require(!((_value != 0) && (allowed[msg.sender][_spender] != 0)));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
}
| /**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
* @param _spender The address which will spend the funds.
* @param _value The amount of tokens to be spent.
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
1599,
2177
]
} | 1,136 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | StandardToken | contract StandardToken is BasicToken, ERC20 {
mapping (address => mapping (address => uint)) public allowed;
uint public constant MAX_UINT = 2**256 - 1;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _value uint the amount of tokens to be transferred
*/
function transferFrom(address _from, address _to, uint _value) public onlyPayloadSize(3 * 32) {
var _allowance = allowed[_from][msg.sender];
// Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
// if (_value > _allowance) throw;
uint fee = (_value.mul(basisPointsRate)).div(10000);
if (fee > maximumFee) {
fee = maximumFee;
}
if (_allowance < MAX_UINT) {
allowed[_from][msg.sender] = _allowance.sub(_value);
}
uint sendAmount = _value.sub(fee);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(sendAmount);
if (fee > 0) {
balances[owner] = balances[owner].add(fee);
Transfer(_from, owner, fee);
}
Transfer(_from, _to, sendAmount);
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
* @param _spender The address which will spend the funds.
* @param _value The amount of tokens to be spent.
*/
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require(!((_value != 0) && (allowed[msg.sender][_spender] != 0)));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
}
/**
* @dev Function to check the amount of tokens than an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint specifying the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
return allowed[_owner][_spender];
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
* @dev Based oncode by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*/ | NatSpecMultiLine | allowance | function allowance(address _owner, address _spender) public constant returns (uint remaining) {
return allowed[_owner][_spender];
}
| /**
* @dev Function to check the amount of tokens than an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint specifying the amount of tokens still available for the spender.
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
2505,
2655
]
} | 1,137 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | Pausable | contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
/**
* @dev Modifier to make a function callable only when the contract is not paused.
*/
modifier whenNotPaused() {
require(!paused);
_;
}
/**
* @dev Modifier to make a function callable only when the contract is paused.
*/
modifier whenPaused() {
require(paused);
_;
}
/**
* @dev called by the owner to pause, triggers stopped state
*/
function pause() onlyOwner whenNotPaused public {
paused = true;
Pause();
}
/**
* @dev called by the owner to unpause, returns to normal state
*/
function unpause() onlyOwner whenPaused public {
paused = false;
Unpause();
}
} | /**
* @title Pausable
* @dev Base contract which allows children to implement an emergency stop mechanism.
*/ | NatSpecMultiLine | pause | function pause() onlyOwner whenNotPaused public {
paused = true;
Pause();
}
| /**
* @dev called by the owner to pause, triggers stopped state
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
513,
604
]
} | 1,138 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | Pausable | contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
/**
* @dev Modifier to make a function callable only when the contract is not paused.
*/
modifier whenNotPaused() {
require(!paused);
_;
}
/**
* @dev Modifier to make a function callable only when the contract is paused.
*/
modifier whenPaused() {
require(paused);
_;
}
/**
* @dev called by the owner to pause, triggers stopped state
*/
function pause() onlyOwner whenNotPaused public {
paused = true;
Pause();
}
/**
* @dev called by the owner to unpause, returns to normal state
*/
function unpause() onlyOwner whenPaused public {
paused = false;
Unpause();
}
} | /**
* @title Pausable
* @dev Base contract which allows children to implement an emergency stop mechanism.
*/ | NatSpecMultiLine | unpause | function unpause() onlyOwner whenPaused public {
paused = false;
Unpause();
}
| /**
* @dev called by the owner to unpause, returns to normal state
*/ | NatSpecMultiLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
688,
781
]
} | 1,139 |
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | BlackList | contract BlackList is Ownable, BasicToken {
/////// Getters to allow the same blacklist to be used also by other contracts (including upgraded Tether) ///////
function getBlackListStatus(address _maker) external constant returns (bool) {
return isBlackListed[_maker];
}
function getOwner() external constant returns (address) {
return owner;
}
mapping (address => bool) public isBlackListed;
function addBlackList (address _evilUser) public onlyOwner {
isBlackListed[_evilUser] = true;
AddedBlackList(_evilUser);
}
function removeBlackList (address _clearedUser) public onlyOwner {
isBlackListed[_clearedUser] = false;
RemovedBlackList(_clearedUser);
}
function destroyBlackFunds (address _blackListedUser) public onlyOwner {
require(isBlackListed[_blackListedUser]);
uint dirtyFunds = balanceOf(_blackListedUser);
balances[_blackListedUser] = 0;
_totalSupply -= dirtyFunds;
DestroyedBlackFunds(_blackListedUser, dirtyFunds);
}
event DestroyedBlackFunds(address _blackListedUser, uint _balance);
event AddedBlackList(address _user);
event RemovedBlackList(address _user);
} | getBlackListStatus | function getBlackListStatus(address _maker) external constant returns (bool) {
return isBlackListed[_maker];
}
| /////// Getters to allow the same blacklist to be used also by other contracts (including upgraded Tether) /////// | NatSpecSingleLine | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
167,
296
]
} | 1,140 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | UpgradedStandardToken | contract UpgradedStandardToken is StandardToken{
// those methods are called by the legacy contract
// and they must ensure msg.sender to be the contract address
function transferByLegacy(address from, address to, uint value) public;
function transferFromByLegacy(address sender, address from, address spender, uint value) public;
function approveByLegacy(address from, address spender, uint value) public;
} | transferByLegacy | function transferByLegacy(address from, address to, uint value) public;
| // those methods are called by the legacy contract
// and they must ensure msg.sender to be the contract address | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
173,
249
]
} | 1,141 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | QuintetToken | function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
| // The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
507,
809
]
} | 1,142 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | transfer | function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
| // Forward ERC20 methods to upgraded contract if this one is deprecated | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
889,
1220
]
} | 1,143 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | transferFrom | function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
| // Forward ERC20 methods to upgraded contract if this one is deprecated | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
1300,
1667
]
} | 1,144 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | balanceOf | function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
| // Forward ERC20 methods to upgraded contract if this one is deprecated | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
1747,
1996
]
} | 1,145 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | approve | function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
| // Forward ERC20 methods to upgraded contract if this one is deprecated | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
2076,
2383
]
} | 1,146 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | allowance | function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
| // Forward ERC20 methods to upgraded contract if this one is deprecated | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
2463,
2761
]
} | 1,147 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | deprecate | function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
| // deprecate current contract in favour of a new one | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
2822,
3008
]
} | 1,148 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | totalSupply | function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
| // deprecate current contract if favour of a new one | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
3069,
3292
]
} | 1,149 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | issue | function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
| // Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
3451,
3722
]
} | 1,150 |
||
QuintetToken | QuintetToken.sol | 0x542f7d4d402398728374a2a89173d5643a34eb60 | Solidity | QuintetToken | contract QuintetToken is Pausable, StandardToken, BlackList {
string public name;
string public symbol;
uint public decimals;
address public upgradedAddress;
bool public deprecated;
// The contract can be initialized with a number of tokens
// All the tokens are deposited to the owner address
//
// @param _balance Initial supply of the contract
// @param _name Token Name
// @param _symbol Token symbol
// @param _decimals Token decimals
function QuintetToken(uint _initialSupply, string _name, string _symbol, uint _decimals) public {
_totalSupply = _initialSupply;
name = _name;
symbol = _symbol;
decimals = _decimals;
balances[owner] = _initialSupply;
deprecated = false;
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transfer(address _to, uint _value) public whenNotPaused {
require(!isBlackListed[msg.sender]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferByLegacy(msg.sender, _to, _value);
} else {
return super.transfer(_to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function transferFrom(address _from, address _to, uint _value) public whenNotPaused {
require(!isBlackListed[_from]);
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).transferFromByLegacy(msg.sender, _from, _to, _value);
} else {
return super.transferFrom(_from, _to, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function balanceOf(address who) public constant returns (uint) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).balanceOf(who);
} else {
return super.balanceOf(who);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function approve(address _spender, uint _value) public onlyPayloadSize(2 * 32) {
if (deprecated) {
return UpgradedStandardToken(upgradedAddress).approveByLegacy(msg.sender, _spender, _value);
} else {
return super.approve(_spender, _value);
}
}
// Forward ERC20 methods to upgraded contract if this one is deprecated
function allowance(address _owner, address _spender) public constant returns (uint remaining) {
if (deprecated) {
return StandardToken(upgradedAddress).allowance(_owner, _spender);
} else {
return super.allowance(_owner, _spender);
}
}
// deprecate current contract in favour of a new one
function deprecate(address _upgradedAddress) public onlyOwner {
deprecated = true;
upgradedAddress = _upgradedAddress;
Deprecate(_upgradedAddress);
}
// deprecate current contract if favour of a new one
function totalSupply() public constant returns (uint) {
if (deprecated) {
return StandardToken(upgradedAddress).totalSupply();
} else {
return _totalSupply;
}
}
// Issue a new amount of tokens
// these tokens are deposited into the owner address
//
// @param _amount Number of tokens to be issued
function issue(uint amount) public onlyOwner {
require(_totalSupply + amount > _totalSupply);
require(balances[owner] + amount > balances[owner]);
balances[owner] += amount;
_totalSupply += amount;
Issue(amount);
}
// Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued
function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
function setParams(uint newBasisPoints, uint newMaxFee) public onlyOwner {
// Ensure transparency by hardcoding limit beyond which fees can never be added
require(newBasisPoints < 20);
require(newMaxFee < 50);
basisPointsRate = newBasisPoints;
maximumFee = newMaxFee.mul(10**decimals);
Params(basisPointsRate, maximumFee);
}
// Called when new token are issued
event Issue(uint amount);
// Called when tokens are redeemed
event Redeem(uint amount);
// Called when contract is deprecated
event Deprecate(address newAddress);
// Called if contract ever adds fees
event Params(uint feeBasisPoints, uint maxFee);
} | redeem | function redeem(uint amount) public onlyOwner {
require(_totalSupply >= amount);
require(balances[owner] >= amount);
_totalSupply -= amount;
balances[owner] -= amount;
Redeem(amount);
}
| // Redeem tokens.
// These tokens are withdrawn from the owner address
// if the balance must be enough to cover the redeem
// or the call will fail.
// @param _amount Number of tokens to be issued | LineComment | v0.4.17+commit.bdeb9e52 | None | bzzr://0d66fb51e775e7cd8700c615abd34bfe72197c4153676569bcd7332a24a0826a | {
"func_code_index": [
3948,
4190
]
} | 1,151 |
||
KeeperIncentive | contracts/core/utils/ContractRegistryAccess.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ContractRegistryAccess | abstract contract ContractRegistryAccess {
IContractRegistry internal _contractRegistry;
constructor(IContractRegistry contractRegistry_) {
_contractRegistry = contractRegistry_;
}
/**
* @notice Get a contract address by bytes32 name
* @param _name bytes32 contract name
* @dev contract name should be a keccak256 hash of the name string, e.g. `keccak256("ContractName")`
* @return contract address
*/
function _getContract(bytes32 _name) internal view virtual returns (address) {
return _contractRegistry.getContract(_name);
}
} | /**
* @notice Provides an internal `_getContract` helper function to access the `ContractRegistry`
*/ | NatSpecMultiLine | _getContract | function _getContract(bytes32 _name) internal view virtual returns (address) {
return _contractRegistry.getContract(_name);
}
| /**
* @notice Get a contract address by bytes32 name
* @param _name bytes32 contract name
* @dev contract name should be a keccak256 hash of the name string, e.g. `keccak256("ContractName")`
* @return contract address
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
435,
568
]
} | 1,152 |
|
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | BasicToken | contract BasicToken is ERC20Basic {
using SafeMath for uint256;
uint balanceOfParticipant;
uint lockedAmount;
uint allowedAmount;
bool lockupIsActive = false;
uint256 lockupStartTime;
// balances for each address
mapping(address => uint256) balances;
struct Lockup {
uint256 lockupAmount;
}
Lockup lockup;
mapping(address => Lockup) lockupParticipants;
event LockupStarted(uint256 indexed lockupStartTime);
function requireWithinLockupRange(address _spender, uint256 _amount) internal {
if (lockupIsActive) {
uint timePassed = block.timestamp - lockupStartTime;
balanceOfParticipant = balances[_spender];
lockedAmount = lockupParticipants[_spender].lockupAmount;
allowedAmount = lockedAmount;
if (timePassed < 92 days) {
allowedAmount = lockedAmount.mul(5).div(100);
} else if (timePassed >= 92 days && timePassed < 183 days) {
allowedAmount = lockedAmount.mul(30).div(100);
} else if (timePassed >= 183 days && timePassed < 365 days) {
allowedAmount = lockedAmount.mul(55).div(100);
}
require(
balanceOfParticipant.sub(_amount) >= lockedAmount.sub(allowedAmount),
"Must maintain correct % of PVC during lockup periods"
);
}
}
/**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _amount The amount to be transferred.
*/
function transfer(address _to, uint256 _amount) public override returns (bool success) {
require(_to != msg.sender, "Cannot transfer to self");
require(_to != address(this), "Cannot transfer to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(
balances[msg.sender] >= _amount && _amount > 0 && balances[_to].add(_amount) > balances[_to],
"Cannot transfer (Not enough balance)"
);
requireWithinLockupRange(msg.sender, _amount);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
/*
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint256 representing the amount owned by the passed address.
*/
function balanceOf(address _owner) public override view returns (uint256 balance) {
return balances[_owner];
}
} | /**
* @title Basic token
* @dev Basic version of StandardToken, with no allowances.
*/ | NatSpecMultiLine | transfer | function transfer(address _to, uint256 _amount) public override returns (bool success) {
require(_to != msg.sender, "Cannot transfer to self");
require(_to != address(this), "Cannot transfer to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(
balances[msg.sender] >= _amount && _amount > 0 && balances[_to].add(_amount) > balances[_to],
"Cannot transfer (Not enough balance)"
);
requireWithinLockupRange(msg.sender, _amount);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
| /**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _amount The amount to be transferred.
*/ | NatSpecMultiLine | v0.7.1+commit.f4a555be | {
"func_code_index": [
1425,
2155
]
} | 1,153 |
||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | BasicToken | contract BasicToken is ERC20Basic {
using SafeMath for uint256;
uint balanceOfParticipant;
uint lockedAmount;
uint allowedAmount;
bool lockupIsActive = false;
uint256 lockupStartTime;
// balances for each address
mapping(address => uint256) balances;
struct Lockup {
uint256 lockupAmount;
}
Lockup lockup;
mapping(address => Lockup) lockupParticipants;
event LockupStarted(uint256 indexed lockupStartTime);
function requireWithinLockupRange(address _spender, uint256 _amount) internal {
if (lockupIsActive) {
uint timePassed = block.timestamp - lockupStartTime;
balanceOfParticipant = balances[_spender];
lockedAmount = lockupParticipants[_spender].lockupAmount;
allowedAmount = lockedAmount;
if (timePassed < 92 days) {
allowedAmount = lockedAmount.mul(5).div(100);
} else if (timePassed >= 92 days && timePassed < 183 days) {
allowedAmount = lockedAmount.mul(30).div(100);
} else if (timePassed >= 183 days && timePassed < 365 days) {
allowedAmount = lockedAmount.mul(55).div(100);
}
require(
balanceOfParticipant.sub(_amount) >= lockedAmount.sub(allowedAmount),
"Must maintain correct % of PVC during lockup periods"
);
}
}
/**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _amount The amount to be transferred.
*/
function transfer(address _to, uint256 _amount) public override returns (bool success) {
require(_to != msg.sender, "Cannot transfer to self");
require(_to != address(this), "Cannot transfer to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(
balances[msg.sender] >= _amount && _amount > 0 && balances[_to].add(_amount) > balances[_to],
"Cannot transfer (Not enough balance)"
);
requireWithinLockupRange(msg.sender, _amount);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
/*
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint256 representing the amount owned by the passed address.
*/
function balanceOf(address _owner) public override view returns (uint256 balance) {
return balances[_owner];
}
} | /**
* @title Basic token
* @dev Basic version of StandardToken, with no allowances.
*/ | NatSpecMultiLine | balanceOf | function balanceOf(address _owner) public override view returns (uint256 balance) {
return balances[_owner];
}
| /*
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint256 representing the amount owned by the passed address.
*/ | Comment | v0.7.1+commit.f4a555be | {
"func_code_index": [
2354,
2472
]
} | 1,154 |
||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | StandardToken | contract StandardToken is ERC20, BasicToken {
using SafeMath for uint256;
mapping (address => mapping (address => uint256)) internal allowed;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _amount uint256 the amount of tokens to be transferred
*/
function transferFrom(address _from, address _to, uint256 _amount) public override returns (bool success) {
require(_from != msg.sender, "Cannot transfer from self, use transfer function instead");
require(_from != address(this) && _to != address(this), "Cannot transfer from or to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(balances[_from] >= _amount, "Not enough balance to transfer from");
require(allowed[_from][msg.sender] >= _amount, "Not enough allowance to transfer from");
require(_amount > 0 && balances[_to].add(_amount) > balances[_to], "Amount must be > 0 to transfer from");
requireWithinLockupRange(_from, _amount);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
emit Transfer(_from, _to, _amount);
return true;
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
*
* 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
* @param _spender The address which will spend the funds.
* @param _amount The amount of tokens to be spent.
*/
function approve(address _spender, uint256 _amount) public override returns (bool success) {
require(_spender != msg.sender, "Cannot approve an allowance to self");
require(_spender != address(this), "Cannot approve contract an allowance");
require(_spender != address(0), "Cannot approve 0x0 an allowance");
allowed[msg.sender][_spender] = _amount;
emit Approval(msg.sender, _spender, _amount);
return true;
}
/*
* @dev Function to check the amount of tokens that an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint256 specifying the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) public override view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
*/ | NatSpecMultiLine | transferFrom | function transferFrom(address _from, address _to, uint256 _amount) public override returns (bool success) {
require(_from != msg.sender, "Cannot transfer from self, use transfer function instead");
require(_from != address(this) && _to != address(this), "Cannot transfer from or to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(balances[_from] >= _amount, "Not enough balance to transfer from");
require(allowed[_from][msg.sender] >= _amount, "Not enough allowance to transfer from");
require(_amount > 0 && balances[_to].add(_amount) > balances[_to], "Amount must be > 0 to transfer from");
requireWithinLockupRange(_from, _amount);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
emit Transfer(_from, _to, _amount);
return true;
}
| /**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _amount uint256 the amount of tokens to be transferred
*/ | NatSpecMultiLine | v0.7.1+commit.f4a555be | {
"func_code_index": [
415,
1343
]
} | 1,155 |
||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | StandardToken | contract StandardToken is ERC20, BasicToken {
using SafeMath for uint256;
mapping (address => mapping (address => uint256)) internal allowed;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _amount uint256 the amount of tokens to be transferred
*/
function transferFrom(address _from, address _to, uint256 _amount) public override returns (bool success) {
require(_from != msg.sender, "Cannot transfer from self, use transfer function instead");
require(_from != address(this) && _to != address(this), "Cannot transfer from or to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(balances[_from] >= _amount, "Not enough balance to transfer from");
require(allowed[_from][msg.sender] >= _amount, "Not enough allowance to transfer from");
require(_amount > 0 && balances[_to].add(_amount) > balances[_to], "Amount must be > 0 to transfer from");
requireWithinLockupRange(_from, _amount);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
emit Transfer(_from, _to, _amount);
return true;
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
*
* 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
* @param _spender The address which will spend the funds.
* @param _amount The amount of tokens to be spent.
*/
function approve(address _spender, uint256 _amount) public override returns (bool success) {
require(_spender != msg.sender, "Cannot approve an allowance to self");
require(_spender != address(this), "Cannot approve contract an allowance");
require(_spender != address(0), "Cannot approve 0x0 an allowance");
allowed[msg.sender][_spender] = _amount;
emit Approval(msg.sender, _spender, _amount);
return true;
}
/*
* @dev Function to check the amount of tokens that an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint256 specifying the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) public override view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
*/ | NatSpecMultiLine | approve | function approve(address _spender, uint256 _amount) public override returns (bool success) {
require(_spender != msg.sender, "Cannot approve an allowance to self");
require(_spender != address(this), "Cannot approve contract an allowance");
require(_spender != address(0), "Cannot approve 0x0 an allowance");
allowed[msg.sender][_spender] = _amount;
emit Approval(msg.sender, _spender, _amount);
return true;
}
| /**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
*
* 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
* @param _spender The address which will spend the funds.
* @param _amount The amount of tokens to be spent.
*/ | NatSpecMultiLine | v0.7.1+commit.f4a555be | {
"func_code_index": [
1956,
2394
]
} | 1,156 |
||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | StandardToken | contract StandardToken is ERC20, BasicToken {
using SafeMath for uint256;
mapping (address => mapping (address => uint256)) internal allowed;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _amount uint256 the amount of tokens to be transferred
*/
function transferFrom(address _from, address _to, uint256 _amount) public override returns (bool success) {
require(_from != msg.sender, "Cannot transfer from self, use transfer function instead");
require(_from != address(this) && _to != address(this), "Cannot transfer from or to Contract");
require(_to != address(0), "Cannot transfer to 0x0");
require(balances[_from] >= _amount, "Not enough balance to transfer from");
require(allowed[_from][msg.sender] >= _amount, "Not enough allowance to transfer from");
require(_amount > 0 && balances[_to].add(_amount) > balances[_to], "Amount must be > 0 to transfer from");
requireWithinLockupRange(_from, _amount);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
emit Transfer(_from, _to, _amount);
return true;
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
*
* 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
* @param _spender The address which will spend the funds.
* @param _amount The amount of tokens to be spent.
*/
function approve(address _spender, uint256 _amount) public override returns (bool success) {
require(_spender != msg.sender, "Cannot approve an allowance to self");
require(_spender != address(this), "Cannot approve contract an allowance");
require(_spender != address(0), "Cannot approve 0x0 an allowance");
allowed[msg.sender][_spender] = _amount;
emit Approval(msg.sender, _spender, _amount);
return true;
}
/*
* @dev Function to check the amount of tokens that an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint256 specifying the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) public override view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
} | /**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
*/ | NatSpecMultiLine | allowance | function allowance(address _owner, address _spender) public override view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
| /*
* @dev Function to check the amount of tokens that an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint256 specifying the amount of tokens still available for the spender.
*/ | Comment | v0.7.1+commit.f4a555be | {
"func_code_index": [
2705,
2852
]
} | 1,157 |
||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | BurnableToken | contract BurnableToken is StandardToken, Ownable {
using SafeMath for uint256;
event Burn(address indexed burner, uint256 value);
/**
* @dev Burns a specific amount of tokens.
* @param _value The amount of token to be burned.
*/
function burn(uint256 _value) public onlyOwner {
require(_value <= balances[msg.sender], "Not enough balance to burn");
// no need to require value <= totalSupply, since that would imply the
// sender's balance is greater than the totalSupply, which *should* be an assertion failure
balances[msg.sender] = balances[msg.sender].sub(_value);
totalSupply = totalSupply.sub(_value);
emit Burn(msg.sender, _value);
}
} | /**
* @title Burnable Token
* @dev Token that can be irreversibly burned (destroyed).
*/ | NatSpecMultiLine | burn | function burn(uint256 _value) public onlyOwner {
require(_value <= balances[msg.sender], "Not enough balance to burn");
// no need to require value <= totalSupply, since that would imply the
// sender's balance is greater than the totalSupply, which *should* be an assertion failure
balances[msg.sender] = balances[msg.sender].sub(_value);
totalSupply = totalSupply.sub(_value);
emit Burn(msg.sender, _value);
}
| /**
* @dev Burns a specific amount of tokens.
* @param _value The amount of token to be burned.
*/ | NatSpecMultiLine | v0.7.1+commit.f4a555be | {
"func_code_index": [
249,
689
]
} | 1,158 |
||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | StoboxToken | contract StoboxToken is BurnableToken {
using SafeMath for uint256;
string public name;
string public symbol;
uint8 public decimals = 18;
/**
* @dev users sending ether to this contract will be reverted. Any ether sent to the contract will be sent back to the caller
*/
receive() external payable {
revert("Cannot send Ether to this contract");
}
/**
* @dev Constructor function to initialize the initial supply of token to the creator of the contract
*/
constructor(address wallet) public {
transferOwnership(wallet);
totalSupply = uint(1000000000).mul(10 ** uint256(decimals)); //Update total supply with the decimal amount
name = "Stobox Demo Token";
symbol = "STBU_DEMO";
balances[wallet] = totalSupply;
//Emitting transfer event since assigning all tokens to the creator also corresponds to the transfer of tokens to the creator
emit Transfer(address(0), msg.sender, totalSupply);
}
/**
* @dev helper method to get token details, name, symbol and totalSupply in one go
*/
function getTokenDetail() public view returns (string memory, string memory, uint256) {
return (name, symbol, totalSupply);
}
function vest(address[] memory _owners, uint[] memory _amounts) public onlyOwner {
require(_owners.length == _amounts.length, "Length of addresses & token amounts are not the same");
address _owner = owner();
for (uint i = 0; i < _owners.length; i++) {
_amounts[i] = _amounts[i].mul(10 ** 18);
require(_owners[i] != address(0), "Vesting funds cannot be sent to 0x0");
require(_amounts[i] > 0, "Amount must be > 0");
require(balances[_owner] > _amounts[i], "Not enough balance to vest");
require(balances[_owners[i]].add(_amounts[i]) > balances[_owners[i]], "Internal vesting error");
// SafeMath.sub will throw if there is not enough balance.
balances[_owner] = balances[_owner].sub(_amounts[i]);
balances[_owners[i]] = balances[_owners[i]].add(_amounts[i]);
emit Transfer(_owner, _owners[i], _amounts[i]);
lockup = Lockup({ lockupAmount: _amounts[i] });
lockupParticipants[_owners[i]] = lockup;
}
}
function initiateLockup() public onlyOwner {
uint256 currentTime = block.timestamp;
lockupIsActive = true;
lockupStartTime = currentTime;
emit LockupStarted(currentTime);
}
function lockupActive() public view returns (bool) {
return lockupIsActive;
}
function lockupAmountOf(address _owner) public view returns (uint256) {
return lockupParticipants[_owner].lockupAmount;
}
} | /**
* @title Brainz
* @dev Token representing Brainz.
*/ | NatSpecMultiLine | /**
* @dev users sending ether to this contract will be reverted. Any ether sent to the contract will be sent back to the caller
*/ | NatSpecMultiLine | v0.7.1+commit.f4a555be | {
"func_code_index": [
286,
370
]
} | 1,159 |
||||
NFT | /home/jenja/NFT_ERC-721/contracts/STBU_Token.sol | 0x797e2b99d37d78d0fe16878618d98d9162cc785a | Solidity | StoboxToken | contract StoboxToken is BurnableToken {
using SafeMath for uint256;
string public name;
string public symbol;
uint8 public decimals = 18;
/**
* @dev users sending ether to this contract will be reverted. Any ether sent to the contract will be sent back to the caller
*/
receive() external payable {
revert("Cannot send Ether to this contract");
}
/**
* @dev Constructor function to initialize the initial supply of token to the creator of the contract
*/
constructor(address wallet) public {
transferOwnership(wallet);
totalSupply = uint(1000000000).mul(10 ** uint256(decimals)); //Update total supply with the decimal amount
name = "Stobox Demo Token";
symbol = "STBU_DEMO";
balances[wallet] = totalSupply;
//Emitting transfer event since assigning all tokens to the creator also corresponds to the transfer of tokens to the creator
emit Transfer(address(0), msg.sender, totalSupply);
}
/**
* @dev helper method to get token details, name, symbol and totalSupply in one go
*/
function getTokenDetail() public view returns (string memory, string memory, uint256) {
return (name, symbol, totalSupply);
}
function vest(address[] memory _owners, uint[] memory _amounts) public onlyOwner {
require(_owners.length == _amounts.length, "Length of addresses & token amounts are not the same");
address _owner = owner();
for (uint i = 0; i < _owners.length; i++) {
_amounts[i] = _amounts[i].mul(10 ** 18);
require(_owners[i] != address(0), "Vesting funds cannot be sent to 0x0");
require(_amounts[i] > 0, "Amount must be > 0");
require(balances[_owner] > _amounts[i], "Not enough balance to vest");
require(balances[_owners[i]].add(_amounts[i]) > balances[_owners[i]], "Internal vesting error");
// SafeMath.sub will throw if there is not enough balance.
balances[_owner] = balances[_owner].sub(_amounts[i]);
balances[_owners[i]] = balances[_owners[i]].add(_amounts[i]);
emit Transfer(_owner, _owners[i], _amounts[i]);
lockup = Lockup({ lockupAmount: _amounts[i] });
lockupParticipants[_owners[i]] = lockup;
}
}
function initiateLockup() public onlyOwner {
uint256 currentTime = block.timestamp;
lockupIsActive = true;
lockupStartTime = currentTime;
emit LockupStarted(currentTime);
}
function lockupActive() public view returns (bool) {
return lockupIsActive;
}
function lockupAmountOf(address _owner) public view returns (uint256) {
return lockupParticipants[_owner].lockupAmount;
}
} | /**
* @title Brainz
* @dev Token representing Brainz.
*/ | NatSpecMultiLine | getTokenDetail | function getTokenDetail() public view returns (string memory, string memory, uint256) {
return (name, symbol, totalSupply);
}
| /**
* @dev helper method to get token details, name, symbol and totalSupply in one go
*/ | NatSpecMultiLine | v0.7.1+commit.f4a555be | {
"func_code_index": [
1048,
1181
]
} | 1,160 |
||
CubegoWood | CubegoWood.sol | 0xadcd0aa5c36b51f44dff660b5c728054eba803ef | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
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 a / b;
}
/**
* @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 c) {
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 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
| /**
* @dev Multiplies two numbers, throws on overflow.
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://12e6c94fb9214d92300d08fce511de39dabcf50d69bd2714ff5ea67b527ddc57 | {
"func_code_index": [
89,
266
]
} | 1,161 |
|
CubegoWood | CubegoWood.sol | 0xadcd0aa5c36b51f44dff660b5c728054eba803ef | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
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 a / b;
}
/**
* @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 c) {
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 a / b;
}
| /**
* @dev Integer division of two numbers, truncating the quotient.
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://12e6c94fb9214d92300d08fce511de39dabcf50d69bd2714ff5ea67b527ddc57 | {
"func_code_index": [
350,
630
]
} | 1,162 |
|
CubegoWood | CubegoWood.sol | 0xadcd0aa5c36b51f44dff660b5c728054eba803ef | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
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 a / b;
}
/**
* @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 c) {
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://12e6c94fb9214d92300d08fce511de39dabcf50d69bd2714ff5ea67b527ddc57 | {
"func_code_index": [
744,
860
]
} | 1,163 |
|
CubegoWood | CubegoWood.sol | 0xadcd0aa5c36b51f44dff660b5c728054eba803ef | Solidity | SafeMath | library SafeMath {
/**
* @dev Multiplies two numbers, throws on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
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 a / b;
}
/**
* @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 c) {
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 c) {
c = a + b;
assert(c >= a);
return c;
}
| /**
* @dev Adds two numbers, throws on overflow.
*/ | NatSpecMultiLine | v0.4.25+commit.59dbf8f1 | bzzr://12e6c94fb9214d92300d08fce511de39dabcf50d69bd2714ff5ea67b527ddc57 | {
"func_code_index": [
924,
1054
]
} | 1,164 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _hasRole | function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
| /**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
1740,
1875
]
} | 1,165 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _requireRole | function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
| /**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
1978,
2071
]
} | 1,166 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _requireRole | function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
| /**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
2237,
2358
]
} | 1,167 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _hasPermission | function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
| /**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
2636,
2795
]
} | 1,168 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _requirePermission | function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
| /**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
2920,
3037
]
} | 1,169 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _requirePermission | function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
| /**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
3227,
3372
]
} | 1,170 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _requireApprovedContractOrEOA | function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
| /**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
3694,
3803
]
} | 1,171 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _requireApprovedContractOrEOA | function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
| /**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
4184,
4319
]
} | 1,172 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _aclRegistry | function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
| /**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
4480,
4604
]
} | 1,173 |
|
KeeperIncentive | contracts/core/utils/ACLAuth.sol | 0xafaca2ad8dad766bcc274bf16039088a7ea493bf | Solidity | ACLAuth | abstract contract ACLAuth {
/**
* @dev Equal to keccak256("Keeper")
*/
bytes32 internal constant KEEPER_ROLE = 0x4f78afe9dfc9a0cb0441c27b9405070cd2a48b490636a7bdd09f355e33a5d7de;
/**
* @dev Equal to keccak256("DAO")
*/
bytes32 internal constant DAO_ROLE = 0xd0a4ad96d49edb1c33461cebc6fb2609190f32c904e3c3f5877edb4488dee91e;
/**
* @dev Equal to keccak256("ApprovedContract")
*/
bytes32 internal constant APPROVED_CONTRACT_ROLE = 0xfb639edf4b4a4724b8b9fb42a839b712c82108c1edf1beb051bcebce8e689dc4;
/**
* @dev Equal to keccak256("ACLRegistry")
*/
bytes32 internal constant ACL_REGISTRY_ID = 0x15fa0125f52e5705da1148bfcf00974823c4381bee4314203ede255f9477b73e;
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
modifier onlyRole(bytes32 role) {
_requireRole(role);
_;
}
/**
* @notice Require that `msg.sender` has given permission
* @param role bytes32 permission ID
*/
modifier onlyPermission(bytes32 role) {
_requirePermission(role);
_;
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
modifier onlyApprovedContractOrEOA() {
_requireApprovedContractOrEOA(msg.sender);
_;
}
/**
* @notice Check whether a given account has been granted this bytes32 role
* @param role bytes32 role ID
* @param account address of account to check for role
* @return Whether account has been granted specified role.
*/
function _hasRole(bytes32 role, address account) internal view returns (bool) {
return _aclRegistry().hasRole(role, account);
}
/**
* @notice Require that `msg.sender` has given role
* @param role bytes32 role ID
*/
function _requireRole(bytes32 role) internal view {
_requireRole(role, msg.sender);
}
/**
* @notice Require that given account has specified role
* @param role bytes32 role ID
* @param account address of account to check for role
*/
function _requireRole(bytes32 role, address account) internal view {
_aclRegistry().requireRole(role, account);
}
/**
* @notice Check whether a given account has been granted this bytes32 permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
* @return Whether account has been granted specified permission.
*/
function _hasPermission(bytes32 permission, address account) internal view returns (bool) {
return _aclRegistry().hasPermission(permission, account);
}
/**
* @notice Require that `msg.sender` has specified permission
* @param permission bytes32 permission ID
*/
function _requirePermission(bytes32 permission) internal view {
_requirePermission(permission, msg.sender);
}
/**
* @notice Require that given account has specified permission
* @param permission bytes32 permission ID
* @param account address of account to check for permission
*/
function _requirePermission(bytes32 permission, address account) internal view {
_aclRegistry().requirePermission(permission, account);
}
/**
* @notice Require that `msg.sender` has the `ApprovedContract` role or is an EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA() internal view {
_requireApprovedContractOrEOA(msg.sender);
}
/**
* @notice Require that `account` has the `ApprovedContract` role or is an EOA
* @param account address of account to check for role/EOA
* @dev This EOA check requires that `tx.origin == msg.sender` if caller does not have the `ApprovedContract` role.
* This limits compatibility with contract-based wallets for functions protected with this modifier.
*/
function _requireApprovedContractOrEOA(address account) internal view {
_aclRegistry().requireApprovedContractOrEOA(account);
}
/**
* @notice Return an IACLRegistry interface to the registered ACLRegistry contract
* @return IACLRegistry interface to ACLRegistry contract
*/
function _aclRegistry() internal view returns (IACLRegistry) {
return IACLRegistry(_getContract(ACL_REGISTRY_ID));
}
/**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/
function _getContract(bytes32 _name) internal view virtual returns (address);
} | /**
* @notice Provides modifiers and internal functions for interacting with the `ACLRegistry`
* @dev Derived contracts using `ACLAuth` must also inherit `ContractRegistryAccess`
* and override `_getContract`.
*/ | NatSpecMultiLine | _getContract | function _getContract(bytes32 _name) internal view virtual returns (address);
| /**
* @notice Get a contract address by name from the contract registry
* @param _name bytes32 contract name
* @return contract address
* @dev Users of this abstract contract should also inherit from `ContractRegistryAccess`
* and override `_getContract` in their implementation.
*/ | NatSpecMultiLine | v0.8.1+commit.df193b15 | GNU GPLv3 | {
"func_code_index": [
4915,
4994
]
} | 1,174 |
|
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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 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 onlyOwner {
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
*/
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), 'Ownable: new owner is the zero address');
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | owner | function owner() public view returns (address) {
return _owner;
}
| /**
* @dev Returns the address of the current owner.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
496,
580
]
} | 1,175 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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 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 onlyOwner {
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
*/
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), 'Ownable: new owner is the zero address');
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | renounceOwnership | function renounceOwnership() public 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1138,
1283
]
} | 1,176 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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 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 onlyOwner {
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
*/
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), 'Ownable: new owner is the zero address');
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | transferOwnership | function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1433,
1547
]
} | 1,177 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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 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 onlyOwner {
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
*/
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), 'Ownable: new owner is the zero address');
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
} | /**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/ | NatSpecMultiLine | _transferOwnership | function _transferOwnership(address newOwner) internal {
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`).
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1648,
1882
]
} | 1,178 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
259,
445
]
} | 1,179 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
723,
864
]
} | 1,180 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1162,
1393
]
} | 1,181 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1647,
2123
]
} | 1,182 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
2594,
2731
]
} | 1,183 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
3222,
3539
]
} | 1,184 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
3999,
4134
]
} | 1,185 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | 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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
4614,
4819
]
} | 1,186 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | 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;
}
function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x < y ? x : y;
}
// babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
} | /**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/ | NatSpecMultiLine | sqrt | function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
| // babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method) | LineComment | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
5045,
5362
]
} | 1,187 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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);
} | totalSupply | function totalSupply() external view returns (uint256);
| /**
* @dev Returns the amount of tokens in existence.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
94,
154
]
} | 1,188 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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);
} | decimals | function decimals() external view returns (uint8);
| /**
* @dev Returns the token decimals.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
216,
271
]
} | 1,189 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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);
} | symbol | function symbol() external view returns (string memory);
| /**
* @dev Returns the token symbol.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
331,
392
]
} | 1,190 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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);
} | name | function name() external view returns (string memory);
| /**
* @dev Returns the token name.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
450,
509
]
} | 1,191 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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);
} | getOwner | function getOwner() external view returns (address);
| /**
* @dev Returns the bep token owner.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
572,
629
]
} | 1,192 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
712,
785
]
} | 1,193 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1009,
1091
]
} | 1,194 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
1370,
1459
]
} | 1,195 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
2123,
2202
]
} | 1,196 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | IBEP20 | interface IBEP20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the token decimals.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the token symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the token name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the bep token owner.
*/
function getOwner() external view returns (address);
/**
* @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 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
2515,
2651
]
} | 1,197 |
||
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | SafeBEP20 | library SafeBEP20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(
IBEP20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IBEP20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
/**
* @dev Deprecated. This function has issues similar to the ones found in
* {IBEP20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/
function safeApprove(
IBEP20 token,
address spender,
uint256 value
) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
'SafeBEP20: approve from non-zero to non-zero allowance'
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IBEP20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IBEP20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(
value,
'SafeBEP20: decreased allowance below zero'
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IBEP20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, 'SafeBEP20: low-level call failed');
if (returndata.length > 0) {
// Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), 'SafeBEP20: BEP20 operation did not succeed');
}
}
} | /**
* @title SafeBEP20
* @dev Wrappers around BEP20 operations that throw on failure (when the token
* contract returns false). Tokens that return no value (and instead revert or
* throw on failure) are also supported, non-reverting calls are assumed to be
* successful.
* To use this library you can add a `using SafeBEP20 for IBEP20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/ | NatSpecMultiLine | safeApprove | function safeApprove(
IBEP20 token,
address spender,
uint256 value
) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
'SafeBEP20: approve from non-zero to non-zero allowance'
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
| /**
* @dev Deprecated. This function has issues similar to the ones found in
* {IBEP20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
824,
1499
]
} | 1,198 |
SmartChef | SmartChef.sol | 0x2e79b43206ea1dbfd91519741a9d76c3195c9a85 | Solidity | SafeBEP20 | library SafeBEP20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(
IBEP20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IBEP20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
/**
* @dev Deprecated. This function has issues similar to the ones found in
* {IBEP20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/
function safeApprove(
IBEP20 token,
address spender,
uint256 value
) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
'SafeBEP20: approve from non-zero to non-zero allowance'
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IBEP20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IBEP20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(
value,
'SafeBEP20: decreased allowance below zero'
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IBEP20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, 'SafeBEP20: low-level call failed');
if (returndata.length > 0) {
// Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), 'SafeBEP20: BEP20 operation did not succeed');
}
}
} | /**
* @title SafeBEP20
* @dev Wrappers around BEP20 operations that throw on failure (when the token
* contract returns false). Tokens that return no value (and instead revert or
* throw on failure) are also supported, non-reverting calls are assumed to be
* successful.
* To use this library you can add a `using SafeBEP20 for IBEP20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/ | NatSpecMultiLine | _callOptionalReturn | function _callOptionalReturn(IBEP20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, 'SafeBEP20: low-level call failed');
if (returndata.length > 0) {
// Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), 'SafeBEP20: BEP20 operation did not succeed');
}
}
| /**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/ | NatSpecMultiLine | v0.6.12+commit.27d51765 | None | ipfs://805fed17de5c1312a8e8b3dd05d8cf0577eb32703424cd6e7bb1f55ab91ac6dc | {
"func_code_index": [
2623,
3402
]
} | 1,199 |
Subsets and Splits