Contract Address Details
contract
token

0xf8D1677c8a0c961938bf2f9aDc3F3CFDA759A9d9

Token
0xf8d1677c-59a9d9
Creator
0xbf3d6f–442b53 at 0x6e191a–f9b136
Balance
0 xDai ( )
Tokens
Fetching tokens...
Transactions
64 Transactions
Transfers
5 Transfers
Gas Used
18,096,122
Last Balance Update
25357266
Contract is not verified. However, we found a verified contract with the same bytecode in Blockscout DB 0x199084efbd7fe14d217bbf22fdc6e2ed7266ddd4.
All metadata displayed below is from that contract. In order to verify current contract, click Verify & Publish button
Verify & Publish
Contract name:
PermittableToken




Optimization enabled
true
Compiler version
v0.4.24+commit.e67f0147




Optimization runs
200
Verified at
2021-10-14T20:42:24.232257Z

Contract source code

// File: openzeppelin-solidity/contracts/token/ERC20/ERC20Basic.sol

pragma solidity ^0.4.24;


/**
 * @title ERC20Basic
 * @dev Simpler version of ERC20 interface
 * See https://github.com/ethereum/EIPs/issues/179
 */
contract ERC20Basic {
  function totalSupply() public view returns (uint256);
  function balanceOf(address _who) public view returns (uint256);
  function transfer(address _to, uint256 _value) public returns (bool);
  event Transfer(address indexed from, address indexed to, uint256 value);
}

// File: openzeppelin-solidity/contracts/math/SafeMath.sol

pragma solidity ^0.4.24;


/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {

  /**
  * @dev Multiplies two numbers, throws on overflow.
  */
  function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) {
    // Gas optimization: this is cheaper than asserting 'a' not being zero, but the
    // benefit is lost if 'b' is also tested.
    // See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
    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;
  }
}

// File: openzeppelin-solidity/contracts/token/ERC20/BasicToken.sol

pragma solidity ^0.4.24;




/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances.
 */
contract BasicToken is ERC20Basic {
  using SafeMath for uint256;

  mapping(address => uint256) internal balances;

  uint256 internal totalSupply_;

  /**
  * @dev Total number of tokens in existence
  */
  function totalSupply() public view returns (uint256) {
    return totalSupply_;
  }

  /**
  * @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, uint256 _value) public returns (bool) {
    require(_value <= balances[msg.sender]);
    require(_to != address(0));

    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    emit Transfer(msg.sender, _to, _value);
    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 view returns (uint256) {
    return balances[_owner];
  }

}

// File: openzeppelin-solidity/contracts/token/ERC20/BurnableToken.sol

pragma solidity ^0.4.24;



/**
 * @title Burnable Token
 * @dev Token that can be irreversibly burned (destroyed).
 */
contract BurnableToken is BasicToken {

  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 {
    _burn(msg.sender, _value);
  }

  function _burn(address _who, uint256 _value) internal {
    require(_value <= balances[_who]);
    // 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[_who] = balances[_who].sub(_value);
    totalSupply_ = totalSupply_.sub(_value);
    emit Burn(_who, _value);
    emit Transfer(_who, address(0), _value);
  }
}

// File: openzeppelin-solidity/contracts/token/ERC20/ERC20.sol

pragma solidity ^0.4.24;



/**
 * @title ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/20
 */
contract ERC20 is ERC20Basic {
  function allowance(address _owner, address _spender)
    public view returns (uint256);

  function transferFrom(address _from, address _to, uint256 _value)
    public returns (bool);

  function approve(address _spender, uint256 _value) public returns (bool);
  event Approval(
    address indexed owner,
    address indexed spender,
    uint256 value
  );
}

// File: openzeppelin-solidity/contracts/token/ERC20/StandardToken.sol

pragma solidity ^0.4.24;




/**
 * @title Standard ERC20 token
 *
 * @dev Implementation of the basic standard token.
 * https://github.com/ethereum/EIPs/issues/20
 * Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
 */
contract StandardToken is ERC20, BasicToken {

  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 _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(
    address _from,
    address _to,
    uint256 _value
  )
    public
    returns (bool)
  {
    require(_value <= balances[_from]);
    require(_value <= allowed[_from][msg.sender]);
    require(_to != address(0));

    balances[_from] = balances[_from].sub(_value);
    balances[_to] = balances[_to].add(_value);
    allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
    emit Transfer(_from, _to, _value);
    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 _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value) public returns (bool) {
    allowed[msg.sender][_spender] = _value;
    emit Approval(msg.sender, _spender, _value);
    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
    view
    returns (uint256)
  {
    return allowed[_owner][_spender];
  }

  /**
   * @dev Increase the amount of tokens that an owner allowed to a spender.
   * approve should be called when allowed[_spender] == 0. To increment
   * allowed value is better to use this function to avoid 2 calls (and wait until
   * the first transaction is mined)
   * From MonolithDAO Token.sol
   * @param _spender The address which will spend the funds.
   * @param _addedValue The amount of tokens to increase the allowance by.
   */
  function increaseApproval(
    address _spender,
    uint256 _addedValue
  )
    public
    returns (bool)
  {
    allowed[msg.sender][_spender] = (
      allowed[msg.sender][_spender].add(_addedValue));
    emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

  /**
   * @dev Decrease the amount of tokens that an owner allowed to a spender.
   * approve should be called when allowed[_spender] == 0. To decrement
   * allowed value is better to use this function to avoid 2 calls (and wait until
   * the first transaction is mined)
   * From MonolithDAO Token.sol
   * @param _spender The address which will spend the funds.
   * @param _subtractedValue The amount of tokens to decrease the allowance by.
   */
  function decreaseApproval(
    address _spender,
    uint256 _subtractedValue
  )
    public
    returns (bool)
  {
    uint256 oldValue = allowed[msg.sender][_spender];
    if (_subtractedValue >= oldValue) {
      allowed[msg.sender][_spender] = 0;
    } else {
      allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
    }
    emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

}

// File: openzeppelin-solidity/contracts/ownership/Ownable.sol

pragma solidity ^0.4.24;


/**
 * @title Ownable
 * @dev The Ownable contract has an owner address, and provides basic authorization control
 * functions, this simplifies the implementation of "user permissions".
 */
contract Ownable {
  address public owner;


  event OwnershipRenounced(address indexed previousOwner);
  event OwnershipTransferred(
    address indexed previousOwner,
    address indexed newOwner
  );


  /**
   * @dev The Ownable constructor sets the original `owner` of the contract to the sender
   * account.
   */
  constructor() 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 relinquish control of the contract.
   * @notice Renouncing to ownership will leave the contract without an owner.
   * It will not be possible to call the functions with the `onlyOwner`
   * modifier anymore.
   */
  function renounceOwnership() public onlyOwner {
    emit OwnershipRenounced(owner);
    owner = address(0);
  }

  /**
   * @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 {
    _transferOwnership(_newOwner);
  }

  /**
   * @dev Transfers control of the contract to a newOwner.
   * @param _newOwner The address to transfer ownership to.
   */
  function _transferOwnership(address _newOwner) internal {
    require(_newOwner != address(0));
    emit OwnershipTransferred(owner, _newOwner);
    owner = _newOwner;
  }
}

// File: openzeppelin-solidity/contracts/token/ERC20/MintableToken.sol

pragma solidity ^0.4.24;




/**
 * @title Mintable token
 * @dev Simple ERC20 Token example, with mintable token creation
 * Based on code by TokenMarketNet: https://github.com/TokenMarketNet/ico/blob/master/contracts/MintableToken.sol
 */
contract MintableToken is StandardToken, Ownable {
  event Mint(address indexed to, uint256 amount);
  event MintFinished();

  bool public mintingFinished = false;


  modifier canMint() {
    require(!mintingFinished);
    _;
  }

  modifier hasMintPermission() {
    require(msg.sender == owner);
    _;
  }

  /**
   * @dev Function to mint tokens
   * @param _to The address that will receive the minted tokens.
   * @param _amount The amount of tokens to mint.
   * @return A boolean that indicates if the operation was successful.
   */
  function mint(
    address _to,
    uint256 _amount
  )
    public
    hasMintPermission
    canMint
    returns (bool)
  {
    totalSupply_ = totalSupply_.add(_amount);
    balances[_to] = balances[_to].add(_amount);
    emit Mint(_to, _amount);
    emit Transfer(address(0), _to, _amount);
    return true;
  }

  /**
   * @dev Function to stop minting new tokens.
   * @return True if the operation was successful.
   */
  function finishMinting() public onlyOwner canMint returns (bool) {
    mintingFinished = true;
    emit MintFinished();
    return true;
  }
}

// File: openzeppelin-solidity/contracts/token/ERC20/DetailedERC20.sol

pragma solidity ^0.4.24;



/**
 * @title DetailedERC20 token
 * @dev The decimals are only for visualization purposes.
 * All the operations are done using the smallest and indivisible token unit,
 * just as on Ethereum all the operations are done in wei.
 */
contract DetailedERC20 is ERC20 {
  string public name;
  string public symbol;
  uint8 public decimals;

  constructor(string _name, string _symbol, uint8 _decimals) public {
    name = _name;
    symbol = _symbol;
    decimals = _decimals;
  }
}

// File: openzeppelin-solidity/contracts/AddressUtils.sol

pragma solidity ^0.4.24;


/**
 * Utility library of inline functions on addresses
 */
library AddressUtils {

  /**
   * Returns whether the target address is a contract
   * @dev This function will return false if invoked during the constructor of a contract,
   * as the code is not actually created until after the constructor finishes.
   * @param _addr address to check
   * @return whether the target address is a contract
   */
  function isContract(address _addr) internal view returns (bool) {
    uint256 size;
    // XXX Currently there is no better way to check if there is a contract in an address
    // than to check the size of the code at that address.
    // See https://ethereum.stackexchange.com/a/14016/36603
    // for more details about how this works.
    // TODO Check this again before the Serenity release, because all addresses will be
    // contracts then.
    // solium-disable-next-line security/no-inline-assembly
    assembly { size := extcodesize(_addr) }
    return size > 0;
  }

}

// File: contracts/interfaces/ERC677.sol

pragma solidity 0.4.24;


contract ERC677 is ERC20 {
    event Transfer(address indexed from, address indexed to, uint256 value, bytes data);

    function transferAndCall(address, uint256, bytes) external returns (bool);

    function increaseAllowance(address spender, uint256 addedValue) public returns (bool);
    function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool);
}

contract LegacyERC20 {
    function transfer(address _spender, uint256 _value) public; // returns (bool);
    function transferFrom(address _owner, address _spender, uint256 _value) public; // returns (bool);
}

// File: contracts/interfaces/IBurnableMintableERC677Token.sol

pragma solidity 0.4.24;


contract IBurnableMintableERC677Token is ERC677 {
    function mint(address _to, uint256 _amount) public returns (bool);
    function burn(uint256 _value) public;
    function claimTokens(address _token, address _to) external;
}

// File: contracts/upgradeable_contracts/Sacrifice.sol

pragma solidity 0.4.24;

contract Sacrifice {
    constructor(address _recipient) public payable {
        selfdestruct(_recipient);
    }
}

// File: contracts/libraries/Address.sol

pragma solidity 0.4.24;


/**
 * @title Address
 * @dev Helper methods for Address type.
 */
library Address {
    /**
    * @dev Try to send native tokens to the address. If it fails, it will force the transfer by creating a selfdestruct contract
    * @param _receiver address that will receive the native tokens
    * @param _value the amount of native tokens to send
    */
    function safeSendValue(address _receiver, uint256 _value) internal {
        if (!_receiver.send(_value)) {
            (new Sacrifice).value(_value)(_receiver);
        }
    }
}

// File: contracts/libraries/SafeERC20.sol

pragma solidity 0.4.24;



/**
 * @title SafeERC20
 * @dev Helper methods for safe token transfers.
 * Functions perform additional checks to be sure that token transfer really happened.
 */
library SafeERC20 {
    using SafeMath for uint256;

    /**
    * @dev Same as ERC20.transfer(address,uint256) but with extra consistency checks.
    * @param _token address of the token contract
    * @param _to address of the receiver
    * @param _value amount of tokens to send
    */
    function safeTransfer(address _token, address _to, uint256 _value) internal {
        LegacyERC20(_token).transfer(_to, _value);
        assembly {
            if returndatasize {
                returndatacopy(0, 0, 32)
                if iszero(mload(0)) {
                    revert(0, 0)
                }
            }
        }
    }

    /**
    * @dev Same as ERC20.transferFrom(address,address,uint256) but with extra consistency checks.
    * @param _token address of the token contract
    * @param _from address of the sender
    * @param _value amount of tokens to send
    */
    function safeTransferFrom(address _token, address _from, uint256 _value) internal {
        LegacyERC20(_token).transferFrom(_from, address(this), _value);
        assembly {
            if returndatasize {
                returndatacopy(0, 0, 32)
                if iszero(mload(0)) {
                    revert(0, 0)
                }
            }
        }
    }
}

// File: contracts/upgradeable_contracts/Claimable.sol

pragma solidity 0.4.24;



/**
 * @title Claimable
 * @dev Implementation of the claiming utils that can be useful for withdrawing accidentally sent tokens that are not used in bridge operations.
 */
contract Claimable {
    using SafeERC20 for address;

    /**
     * Throws if a given address is equal to address(0)
     */
    modifier validAddress(address _to) {
        require(_to != address(0));
        /* solcov ignore next */
        _;
    }

    /**
     * @dev Withdraws the erc20 tokens or native coins from this contract.
     * Caller should additionally check that the claimed token is not a part of bridge operations (i.e. that token != erc20token()).
     * @param _token address of the claimed token or address(0) for native coins.
     * @param _to address of the tokens/coins receiver.
     */
    function claimValues(address _token, address _to) internal validAddress(_to) {
        if (_token == address(0)) {
            claimNativeCoins(_to);
        } else {
            claimErc20Tokens(_token, _to);
        }
    }

    /**
     * @dev Internal function for withdrawing all native coins from the contract.
     * @param _to address of the coins receiver.
     */
    function claimNativeCoins(address _to) internal {
        uint256 value = address(this).balance;
        Address.safeSendValue(_to, value);
    }

    /**
     * @dev Internal function for withdrawing all tokens of ssome particular ERC20 contract from this contract.
     * @param _token address of the claimed ERC20 token.
     * @param _to address of the tokens receiver.
     */
    function claimErc20Tokens(address _token, address _to) internal {
        ERC20Basic token = ERC20Basic(_token);
        uint256 balance = token.balanceOf(this);
        _token.safeTransfer(_to, balance);
    }
}

// File: contracts/ERC677BridgeToken.sol

pragma solidity 0.4.24;







/**
* @title ERC677BridgeToken
* @dev The basic implementation of a bridgeable ERC677-compatible token
*/
contract ERC677BridgeToken is IBurnableMintableERC677Token, DetailedERC20, BurnableToken, MintableToken, Claimable {
    bytes4 internal constant ON_TOKEN_TRANSFER = 0xa4c0ed36; // onTokenTransfer(address,uint256,bytes)

    address internal bridgeContractAddr;

    constructor(string _name, string _symbol, uint8 _decimals) public DetailedERC20(_name, _symbol, _decimals) {
        // solhint-disable-previous-line no-empty-blocks
    }

    function bridgeContract() external view returns (address) {
        return bridgeContractAddr;
    }

    function setBridgeContract(address _bridgeContract) external onlyOwner {
        require(AddressUtils.isContract(_bridgeContract));
        bridgeContractAddr = _bridgeContract;
    }

    modifier validRecipient(address _recipient) {
        require(_recipient != address(0) && _recipient != address(this));
        /* solcov ignore next */
        _;
    }

    function transferAndCall(address _to, uint256 _value, bytes _data) external validRecipient(_to) returns (bool) {
        require(superTransfer(_to, _value));
        emit Transfer(msg.sender, _to, _value, _data);

        if (AddressUtils.isContract(_to)) {
            require(contractFallback(msg.sender, _to, _value, _data));
        }
        return true;
    }

    function getTokenInterfacesVersion() external pure returns (uint64 major, uint64 minor, uint64 patch) {
        return (2, 5, 0);
    }

    function superTransfer(address _to, uint256 _value) internal returns (bool) {
        return super.transfer(_to, _value);
    }

    function transfer(address _to, uint256 _value) public returns (bool) {
        require(superTransfer(_to, _value));
        callAfterTransfer(msg.sender, _to, _value);
        return true;
    }

    function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
        require(super.transferFrom(_from, _to, _value));
        callAfterTransfer(_from, _to, _value);
        return true;
    }

    /**
     * @dev Internal function that calls onTokenTransfer callback on the receiver after the successful transfer.
     * Since it is not present in the original ERC677 standard, the callback is only called on the bridge contract,
     * in order to simplify UX. In other cases, this token complies with the ERC677/ERC20 standard.
     * @param _from tokens sender address.
     * @param _to tokens receiver address.
     * @param _value amount of sent tokens.
     */
    function callAfterTransfer(address _from, address _to, uint256 _value) internal {
        if (isBridge(_to)) {
            require(contractFallback(_from, _to, _value, new bytes(0)));
        }
    }

    function isBridge(address _address) public view returns (bool) {
        return _address == bridgeContractAddr;
    }

    /**
     * @dev call onTokenTransfer fallback on the token recipient contract
     * @param _from tokens sender
     * @param _to tokens recipient
     * @param _value amount of tokens that was sent
     * @param _data set of extra bytes that can be passed to the recipient
     */
    function contractFallback(address _from, address _to, uint256 _value, bytes _data) private returns (bool) {
        return _to.call(abi.encodeWithSelector(ON_TOKEN_TRANSFER, _from, _value, _data));
    }

    function finishMinting() public returns (bool) {
        revert();
    }

    function renounceOwnership() public onlyOwner {
        revert();
    }

    /**
     * @dev Withdraws the erc20 tokens or native coins from this contract.
     * @param _token address of the claimed token or address(0) for native coins.
     * @param _to address of the tokens/coins receiver.
     */
    function claimTokens(address _token, address _to) external onlyOwner {
        claimValues(_token, _to);
    }

    function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
        return super.increaseApproval(spender, addedValue);
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
        return super.decreaseApproval(spender, subtractedValue);
    }
}

// File: contracts/PermittableToken.sol

pragma solidity 0.4.24;


contract PermittableToken is ERC677BridgeToken {
    string public constant version = "1";

    // EIP712 niceties
    bytes32 public DOMAIN_SEPARATOR;
    // bytes32 public constant PERMIT_TYPEHASH_LEGACY = keccak256("Permit(address holder,address spender,uint256 nonce,uint256 expiry,bool allowed)");
    bytes32 public constant PERMIT_TYPEHASH_LEGACY = 0xea2aa0a1be11a07ed86d755c93467f4f82362b452371d1ba94d1715123511acb;
    // bytes32 public constant PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;

    mapping(address => uint256) public nonces;
    mapping(address => mapping(address => uint256)) public expirations;

    constructor(string memory _name, string memory _symbol, uint8 _decimals, uint256 _chainId)
        public
        ERC677BridgeToken(_name, _symbol, _decimals)
    {
        require(_chainId != 0);
        DOMAIN_SEPARATOR = keccak256(
            abi.encode(
                keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
                keccak256(bytes(_name)),
                keccak256(bytes(version)),
                _chainId,
                address(this)
            )
        );
    }

    /// @dev transferFrom in this contract works in a slightly different form than the generic
    /// transferFrom function. This contract allows for "unlimited approval".
    /// Should the user approve an address for the maximum uint256 value,
    /// then that address will have unlimited approval until told otherwise.
    /// @param _sender The address of the sender.
    /// @param _recipient The address of the recipient.
    /// @param _amount The value to transfer.
    /// @return Success status.
    function transferFrom(address _sender, address _recipient, uint256 _amount) public returns (bool) {
        require(_sender != address(0));
        require(_recipient != address(0));

        balances[_sender] = balances[_sender].sub(_amount);
        balances[_recipient] = balances[_recipient].add(_amount);
        emit Transfer(_sender, _recipient, _amount);

        if (_sender != msg.sender) {
            uint256 allowedAmount = allowance(_sender, msg.sender);

            if (allowedAmount != uint256(-1)) {
                // If allowance is limited, adjust it.
                // In this case `transferFrom` works like the generic
                allowed[_sender][msg.sender] = allowedAmount.sub(_amount);
                emit Approval(_sender, msg.sender, allowed[_sender][msg.sender]);
            } else {
                // If allowance is unlimited by `permit`, `approve`, or `increaseAllowance`
                // function, don't adjust it. But the expiration date must be empty or in the future
                require(expirations[_sender][msg.sender] == 0 || expirations[_sender][msg.sender] >= now);
            }
        } else {
            // If `_sender` is `msg.sender`,
            // the function works just like `transfer()`
        }

        callAfterTransfer(_sender, _recipient, _amount);
        return true;
    }

    /// @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
    /// @param _to The address which will spend the funds.
    /// @param _value The amount of tokens to be spent.
    function approve(address _to, uint256 _value) public returns (bool result) {
        _approveAndResetExpirations(msg.sender, _to, _value);
        return true;
    }

    /// @dev Atomically increases the allowance granted to spender by the caller.
    /// @param _to The address which will spend the funds.
    /// @param _addedValue The amount of tokens to increase the allowance by.
    function increaseAllowance(address _to, uint256 _addedValue) public returns (bool result) {
        _approveAndResetExpirations(msg.sender, _to, allowed[msg.sender][_to].add(_addedValue));
        return true;
    }

    /// @dev An alias for `transfer` function.
    /// @param _to The address of the recipient.
    /// @param _amount The value to transfer.
    function push(address _to, uint256 _amount) public {
        transferFrom(msg.sender, _to, _amount);
    }

    /// @dev Makes a request to transfer the specified amount
    /// from the specified address to the caller's address.
    /// @param _from The address of the holder.
    /// @param _amount The value to transfer.
    function pull(address _from, uint256 _amount) public {
        transferFrom(_from, msg.sender, _amount);
    }

    /// @dev An alias for `transferFrom` function.
    /// @param _from The address of the sender.
    /// @param _to The address of the recipient.
    /// @param _amount The value to transfer.
    function move(address _from, address _to, uint256 _amount) public {
        transferFrom(_from, _to, _amount);
    }

    /// @dev Allows to spend holder's unlimited amount by the specified spender.
    /// The function can be called by anyone, but requires having allowance parameters
    /// signed by the holder according to EIP712.
    /// @param _holder The holder's address.
    /// @param _spender The spender's address.
    /// @param _nonce The nonce taken from `nonces(_holder)` public getter.
    /// @param _expiry The allowance expiration date (unix timestamp in UTC).
    /// Can be zero for no expiration. Forced to zero if `_allowed` is `false`.
    /// Note that timestamps are not precise, malicious miner/validator can manipulate them to some extend.
    /// Assume that there can be a 900 seconds time delta between the desired timestamp and the actual expiration.
    /// @param _allowed True to enable unlimited allowance for the spender by the holder. False to disable.
    /// @param _v A final byte of signature (ECDSA component).
    /// @param _r The first 32 bytes of signature (ECDSA component).
    /// @param _s The second 32 bytes of signature (ECDSA component).
    function permit(
        address _holder,
        address _spender,
        uint256 _nonce,
        uint256 _expiry,
        bool _allowed,
        uint8 _v,
        bytes32 _r,
        bytes32 _s
    ) external {
        require(_expiry == 0 || now <= _expiry);

        bytes32 digest = _digest(abi.encode(PERMIT_TYPEHASH_LEGACY, _holder, _spender, _nonce, _expiry, _allowed));

        require(_holder == _recover(digest, _v, _r, _s));
        require(_nonce == nonces[_holder]++);

        uint256 amount = _allowed ? uint256(-1) : 0;

        expirations[_holder][_spender] = _allowed ? _expiry : 0;

        _approve(_holder, _spender, amount);
    }

    /** @dev Allows to spend holder's unlimited amount by the specified spender according to EIP2612.
     * The function can be called by anyone, but requires having allowance parameters
     * signed by the holder according to EIP712.
     * @param _holder The holder's address.
     * @param _spender The spender's address.
     * @param _value Allowance value to set as a result of the call.
     * @param _deadline The deadline timestamp to call the permit function. Must be a timestamp in the future.
     * Note that timestamps are not precise, malicious miner/validator can manipulate them to some extend.
     * Assume that there can be a 900 seconds time delta between the desired timestamp and the actual expiration.
     * @param _v A final byte of signature (ECDSA component).
     * @param _r The first 32 bytes of signature (ECDSA component).
     * @param _s The second 32 bytes of signature (ECDSA component).
     */
    function permit(
        address _holder,
        address _spender,
        uint256 _value,
        uint256 _deadline,
        uint8 _v,
        bytes32 _r,
        bytes32 _s
    ) external {
        require(now <= _deadline);

        uint256 nonce = nonces[_holder]++;
        bytes32 digest = _digest(abi.encode(PERMIT_TYPEHASH, _holder, _spender, _value, nonce, _deadline));

        require(_holder == _recover(digest, _v, _r, _s));

        _approveAndResetExpirations(_holder, _spender, _value);
    }

    /**
     * @dev Sets a new allowance value for the given owner and spender addresses.
     * Resets expiration timestamp in case of unlimited approval.
     * @param _owner address tokens holder.
     * @param _spender address of tokens spender.
     * @param _amount amount of approved tokens.
     */
    function _approveAndResetExpirations(address _owner, address _spender, uint256 _amount) internal {
        _approve(_owner, _spender, _amount);

        // it is not necessary to reset _expirations in other cases, since it is only used together with infinite allowance
        if (_amount == uint256(-1)) {
            delete expirations[_owner][_spender];
        }
    }

    /**
     * @dev Internal function for issuing an allowance.
     * @param _owner address of the tokens owner.
     * @param _spender address of the approved tokens spender.
     * @param _amount amount of the approved tokens.
     */
    function _approve(address _owner, address _spender, uint256 _amount) internal {
        require(_owner != address(0), "ERC20: approve from the zero address");
        require(_spender != address(0), "ERC20: approve to the zero address");

        allowed[_owner][_spender] = _amount;
        emit Approval(_owner, _spender, _amount);
    }

    /**
     * @dev Calculates the message digest for encoded EIP712 typed struct.
     * @param _typedStruct encoded payload.
     */
    function _digest(bytes memory _typedStruct) internal view returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", DOMAIN_SEPARATOR, keccak256(_typedStruct)));
    }

    /**
     * @dev Derives the signer address for the given message digest and ECDSA signature params.
     * @param _digest signed message digest.
     * @param _v a final byte of signature (ECDSA component).
     * @param _r the first 32 bytes of the signature (ECDSA component).
     * @param _s the second 32 bytes of the signature (ECDSA component).
     */
    function _recover(bytes32 _digest, uint8 _v, bytes32 _r, bytes32 _s) internal pure returns (address) {
        require(_v == 27 || _v == 28, "ECDSA: invalid signature 'v' value");
        require(
            uint256(_s) <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0,
            "ECDSA: invalid signature 's' value"
        );

        address signer = ecrecover(_digest, _v, _r, _s);
        require(signer != address(0), "ECDSA: invalid signature");

        return signer;
    }
}
        

Contract ABI

[{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bool","name":""}],"name":"mintingFinished","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"string","name":""}],"name":"name","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":"result"}],"name":"approve","inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_value"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"setBridgeContract","inputs":[{"type":"address","name":"_bridgeContract"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"totalSupply","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"transferFrom","inputs":[{"type":"address","name":"_sender"},{"type":"address","name":"_recipient"},{"type":"uint256","name":"_amount"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bytes32","name":""}],"name":"PERMIT_TYPEHASH","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint8","name":""}],"name":"decimals","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bytes32","name":""}],"name":"DOMAIN_SEPARATOR","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":"result"}],"name":"increaseAllowance","inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_addedValue"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"transferAndCall","inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_value"},{"type":"bytes","name":"_data"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"mint","inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_amount"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"burn","inputs":[{"type":"uint256","name":"_value"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"string","name":""}],"name":"version","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"decreaseApproval","inputs":[{"type":"address","name":"_spender"},{"type":"uint256","name":"_subtractedValue"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"claimTokens","inputs":[{"type":"address","name":"_token"},{"type":"address","name":"_to"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"balanceOf","inputs":[{"type":"address","name":"_owner"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"renounceOwnership","inputs":[],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bool","name":""}],"name":"isBridge","inputs":[{"type":"address","name":"_address"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"finishMinting","inputs":[],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"nonces","inputs":[{"type":"address","name":""}],"constant":true},{"type":"function","stateMutability":"pure","payable":false,"outputs":[{"type":"uint64","name":"major"},{"type":"uint64","name":"minor"},{"type":"uint64","name":"patch"}],"name":"getTokenInterfacesVersion","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"address","name":""}],"name":"owner","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"permit","inputs":[{"type":"address","name":"_holder"},{"type":"address","name":"_spender"},{"type":"uint256","name":"_nonce"},{"type":"uint256","name":"_expiry"},{"type":"bool","name":"_allowed"},{"type":"uint8","name":"_v"},{"type":"bytes32","name":"_r"},{"type":"bytes32","name":"_s"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"string","name":""}],"name":"symbol","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"decreaseAllowance","inputs":[{"type":"address","name":"spender"},{"type":"uint256","name":"subtractedValue"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"transfer","inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_value"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"push","inputs":[{"type":"address","name":"_to"},{"type":"uint256","name":"_amount"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"move","inputs":[{"type":"address","name":"_from"},{"type":"address","name":"_to"},{"type":"uint256","name":"_amount"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"bytes32","name":""}],"name":"PERMIT_TYPEHASH_LEGACY","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"address","name":""}],"name":"bridgeContract","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"permit","inputs":[{"type":"address","name":"_holder"},{"type":"address","name":"_spender"},{"type":"uint256","name":"_value"},{"type":"uint256","name":"_deadline"},{"type":"uint8","name":"_v"},{"type":"bytes32","name":"_r"},{"type":"bytes32","name":"_s"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":""}],"name":"increaseApproval","inputs":[{"type":"address","name":"_spender"},{"type":"uint256","name":"_addedValue"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"allowance","inputs":[{"type":"address","name":"_owner"},{"type":"address","name":"_spender"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"pull","inputs":[{"type":"address","name":"_from"},{"type":"uint256","name":"_amount"}],"constant":false},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"transferOwnership","inputs":[{"type":"address","name":"_newOwner"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"expirations","inputs":[{"type":"address","name":""},{"type":"address","name":""}],"constant":true},{"type":"constructor","stateMutability":"nonpayable","payable":false,"inputs":[{"type":"string","name":"_name"},{"type":"string","name":"_symbol"},{"type":"uint8","name":"_decimals"},{"type":"uint256","name":"_chainId"}]},{"type":"event","name":"Mint","inputs":[{"type":"address","name":"to","indexed":true},{"type":"uint256","name":"amount","indexed":false}],"anonymous":false},{"type":"event","name":"MintFinished","inputs":[],"anonymous":false},{"type":"event","name":"OwnershipRenounced","inputs":[{"type":"address","name":"previousOwner","indexed":true}],"anonymous":false},{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"previousOwner","indexed":true},{"type":"address","name":"newOwner","indexed":true}],"anonymous":false},{"type":"event","name":"Burn","inputs":[{"type":"address","name":"burner","indexed":true},{"type":"uint256","name":"value","indexed":false}],"anonymous":false},{"type":"event","name":"Transfer","inputs":[{"type":"address","name":"from","indexed":true},{"type":"address","name":"to","indexed":true},{"type":"uint256","name":"value","indexed":false},{"type":"bytes","name":"data","indexed":false}],"anonymous":false},{"type":"event","name":"Approval","inputs":[{"type":"address","name":"owner","indexed":true},{"type":"address","name":"spender","indexed":true},{"type":"uint256","name":"value","indexed":false}],"anonymous":false},{"type":"event","name":"Transfer","inputs":[{"type":"address","name":"from","indexed":true},{"type":"address","name":"to","indexed":true},{"type":"uint256","name":"value","indexed":false}],"anonymous":false}]
              

Contract Creation Code

Verify & Publish
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

Deployed ByteCode

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