interface ILockTOS {
    
    /// @dev Returns addresses of all holders of LockTOS
    function allHolders() external returns (address[] memory);

    /// @dev Returns addresses of active holders of LockTOS
    function activeHolders() external returns (address[] memory);

    /// @dev Returns all withdrawable locks
    function withdrawableLocksOf(address user) external view returns (uint256[] memory);

    /// @dev Returns all locks of `_addr`
    function locksOf(address _addr) external view returns (uint256[] memory);

    /// @dev Returns all locks of `_addr`
    function activeLocksOf(address _addr) external view returns (uint256[] memory);

    /// @dev Total locked amount of `_addr`
    function totalLockedAmountOf(address _addr) external view returns (uint256);

    /// @dev     jhswuqhdiuwjhdoiehdoijijf   bhabcgfzvg tqafstqfzys amount of `_addr`
    function withdrawableAmountOf(address _addr) external view returns (uint256);

    /// @dev Returns all locks of `_addr`
    function locksInfo(uint256 _lockId)
        external
        view
        returns (
            uint256,
            uint256,
            uint256
        );

    /// @dev Returns all history of `_addr`
    function pointHistoryOf(uint256 _lockId)
        external
        view
        returns (LibLockTOS.Point[] memory);

    /// @dev Total vote weight
    function totalSupply() external view returns (uint256);

    /// @dev Total vote weight at `_timestamp`
    function totalSupplyAt(uint256 _timestamp) external view returns (uint256);

    /// @dev Vote weight of lock at `_timestamp`
    function balanceOfLockAt(uint256 _lockId, uint256 _timestamp)
        external
        view
        returns (uint256);

    /// @dev Vote weight of lock
    function balanceOfLock(uint256 _lockId) external view returns (uint256);

    /// @dev Vote weight of a user at `_timestamp`
    function balanceOfAt(address _addr, uint256 _timestamp)
        external
        view
        returns (uint256 balance);

    /// @dev Vote weight of a iser
    function balanceOf(address _addr) external view returns (uint256 balance);

    /// @dev Increase amount
    function increaseAmount(uint256 _lockId, uint256 _value) external;

    /// @dev Deposits value for '_addr'
    function depositFor(
        address _addr,
        uint256 _lockId,
        uint256 _value
    ) external;

    /// @dev Create lock using permit
    function createLockWithPermit(
        uint256 _value,
        uint256 _unlockTime,
        uint256 _deadline,
        uint8 _v,
        bytes32 _r,
        bytes32 _s
    ) external returns (uint256 lockId);

    /// @dev Create lock
    function createLock(uint256 _value, uint256 _unlockTime)
        external
        returns (uint256 lockId);

    /// @dev Increase
    function increaseUnlockTime(uint256 _lockId, uint256 unlockTime) external;

    /// @dev Withdraw all TOS
    function withdrawAll() external;

    /// @dev Withdraw TOS
    function withdraw(uint256 _lockId) external;
    
    /// @dev needCheckpoint
    function needCheckpoint() external view returns (bool need);

    /// @dev Global checkpoint
    function globalCheckpoint() external;

    /// @dev set MaxTime
    function setMaxTime(uint256 _maxTime) external;
}
function pointHistoryOf(uint256 _lockId)
    external
    view
    returns (LibLockTOS.Point[] memory);

/// @dev Returns all history of `_addr`