Cryo Explorer Ethereum Mainnet

Address Contract Partially Verified

Address 0xB13dE094Cc5CEe6C4cC0A3737bf0290166D9Ca5D
Balance 0 ETH
Nonce 1
Code Size 8671 bytes
Creator 0x5D0293D9...d2bb at tx 0x925bb077...557bf3
Indexed Transactions 0
External Etherscan · Sourcify

Contract Bytecode

8671 bytes
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Verified Source Code Partial Match

Compiler: v0.5.0+commit.1d4f565a EVM: byzantium Optimization: No
GMAToken.sol 350 lines 
pragma solidity ^0.5.0;


contract DSNote {
    event LogNote(
        bytes4   indexed sig,
        address  indexed guy,
        bytes32  indexed foo,
        bytes32  indexed bar,
        uint wad,
        bytes fax
    ) anonymous;

    modifier note {
        bytes32 foo;
        bytes32 bar;

        assembly {
            foo := calldataload(4)
            bar := calldataload(36)
        }

        emit LogNote(msg.sig, msg.sender, foo, bar, msg.value, msg.data);

        _;
    }
}


contract DSAuthority {
    function canCall(address src, address dst, bytes4 sig) public view returns (bool);
}


contract DSAuthEvents {
    event LogSetAuthority (address indexed authority);
    event LogSetOwner     (address indexed owner);
}


contract DSAuth is DSAuthEvents {
    DSAuthority  public  authority;
    address      public  owner;

    constructor() public{
        owner = msg.sender;
        emit LogSetOwner(msg.sender);
    }

    function setOwner(address owner_) public auth {
        owner = owner_;
        emit LogSetOwner(owner);
    }

    function setAuthority(DSAuthority authority_) public auth {
        authority = authority_;
        emit LogSetAuthority(address(authority));
    }

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

    modifier auth {
        require(isAuthorized(msg.sender, msg.sig));
        _;
    }

    modifier authorized(bytes4 sig) {
        require(isAuthorized(msg.sender, sig));
        _;
    }

    function isAuthorized(address src, bytes4 sig) internal view returns (bool) {
        if (src == address(this)) {
            return true;
        } else if (src == owner) {
            return true;
        } else if (authority == DSAuthority(0)) {
            return false;
        } else {
            return authority.canCall(src, address(this), sig);
        }
    }

}


contract DSStop is DSAuth, DSNote {

    bool public stopped;

    modifier stoppable {
        require(!stopped);
        _;
    }

    function stop() public payable auth note {
        stopped = true;
    }

    function start() public payable auth note {
        stopped = false;
    }

}


contract DSMath {

    function add(uint x, uint y) internal pure returns (uint z) {
        require((z = x + y) >= x, "ds-math-add-overflow");
    }

    function sub(uint x, uint y) internal pure returns (uint z) {
        require((z = x - y) <= x, "ds-math-sub-underflow");
    }

    function mul(uint x, uint y) internal pure returns (uint z) {
        require(y == 0 || (z = x * y) / y == x, "ds-math-mul-overflow");
    }

    function min(uint x, uint y) internal pure returns (uint z) {
        return x <= y ? x : y;
    }

    function max(uint x, uint y) internal pure returns (uint z) {
        return x >= y ? x : y;
    }

    function imin(int x, int y) internal pure returns (int z) {
        return x <= y ? x : y;
    }

    function imax(int x, int y) internal pure returns (int z) {
        return x >= y ? x : y;
    }

    uint constant WAD = 10 ** 18;
    uint constant RAY = 10 ** 27;

    function wmul(uint x, uint y) internal pure returns (uint z) {
        z = add(mul(x, y), WAD / 2) / WAD;
    }

    function rmul(uint x, uint y) internal pure returns (uint z) {
        z = add(mul(x, y), RAY / 2) / RAY;
    }

    function wdiv(uint x, uint y) internal pure returns (uint z) {
        z = add(mul(x, WAD), y / 2) / y;
    }

    function rdiv(uint x, uint y) internal pure returns (uint z) {
        z = add(mul(x, RAY), y / 2) / y;
    }

    // This famous algorithm is called "exponentiation by squaring"
    // and calculates x^n with x as fixed-point and n as regular unsigned.
    //
    // It's O(log n), instead of O(n) for naive repeated multiplication.
    //
    // These facts are why it works:
    //
    //  If n is even, then x^n = (x^2)^(n/2).
    //  If n is odd,  then x^n = x * x^(n-1),
    //   and applying the equation for even x gives
    //    x^n = x * (x^2)^((n-1) / 2).
    //
    //  Also, EVM division is flooring and
    //    floor[(n-1) / 2] = floor[n / 2].
    //
    function rpow(uint x, uint n) internal pure returns (uint z) {
        z = n % 2 != 0 ? x : RAY;

        for (n /= 2; n != 0; n /= 2) {
            x = rmul(x, x);

            if (n % 2 != 0) {
                z = rmul(z, x);
            }
        }
    }
}


contract ERC20 {

    function totalSupply() public view returns (uint);

    function balanceOf(address guy) public view returns (uint);

    function allowance(address src, address guy) public view returns (uint);

    function approve(address guy, uint wad) public returns (bool);

    function transfer(address dst, uint wad) public returns (bool);

    function transferFrom(address src, address dst, uint wad) public returns (bool);

    event Approval(address indexed src, address indexed guy, uint wad);
    event Transfer(address indexed src, address indexed dst, uint wad);
}


contract ERC677 is ERC20 {
    function transferAndCall(address dst, uint wad, bytes memory data) public returns (bool success);

    event Transfer(address indexed from, address indexed to, uint value, bytes data);
}


contract ERC677Receiver {
    function onTokenTransfer(address sender, uint wad, bytes memory data) public ;
}


contract DSTokenBase is ERC20, DSMath {
    uint256                                            _supply;
    mapping(address => uint256)                       _balances;
    mapping(address => mapping(address => uint256))  _approvals;
    mapping (address => bool) public               frozenAccount;

    event FrozenFunds(address target, bool frozen);

    function totalSupply() public view returns (uint) {
        return _supply;
    }

    function balanceOf(address src) public view returns (uint) {
        return _balances[src];
    }

    function allowance(address src, address guy) public view returns (uint) {
        return _approvals[src][guy];
    }

    function transfer(address dst, uint wad) public returns (bool) {
        require(dst != address(0) && wad > 0);
        require(_balances[msg.sender] >= wad);
        require(!frozenAccount[msg.sender]);
        require(!frozenAccount[dst]);

        _balances[msg.sender] = sub(_balances[msg.sender], wad);
        _balances[dst] = add(_balances[dst], wad);

        emit Transfer(msg.sender, dst, wad);

        return true;
    }

    function transferFrom(address src, address dst, uint wad) public returns (bool) {
        require(dst != address(0) && wad > 0);
        require(_balances[src] >= wad);
        require(_approvals[src][msg.sender] >= wad);
        require(!frozenAccount[src]);
        require(!frozenAccount[dst]);

        _approvals[src][msg.sender] = sub(_approvals[src][msg.sender], wad);
        _balances[src] = sub(_balances[src], wad);
        _balances[dst] = add(_balances[dst], wad);

        emit Transfer(src, dst, wad);
        return true;
    }

    function approve(address guy, uint wad) public returns (bool) {
        require(guy != address(0) && wad >= 0);
        _approvals[msg.sender][guy] = wad;

        emit Approval(msg.sender, guy, wad);
        return true;
    }

    function freezeAccount(address target, bool freeze) public returns (bool) {
        frozenAccount[target] = freeze;
        emit FrozenFunds(target, freeze);
        return true;
    }
}


contract ERC677Token is ERC677 {

    function transferAndCall(address dst, uint wad, bytes memory data) public returns (bool success) {
        super.transfer(dst, wad);
        emit Transfer(msg.sender, dst, wad, data);
        if (isContract(dst)) {
            contractFallback(dst, wad, data);
        }
        return true;
    }

    function contractFallback(address dst, uint wad, bytes memory data) private {
        ERC677Receiver receiver = ERC677Receiver(dst);
        receiver.onTokenTransfer(msg.sender, wad, data);
    }

    function isContract(address _addr) internal view returns (bool) {
        uint size;
        if (_addr == address(0)) return false;
        assembly {
            size := extcodesize(_addr)
        }
        return size>0;
    }
}


contract GMAToken is DSTokenBase, ERC677Token, DSStop {
    string  public  symbol = "GMAT";
    string  public name = "GoWithMi";
    uint256  public  decimals = 18;

    string public version = "G1.0"; // GMAT version

    constructor() public {
        _supply = 14900000000000000000000000000;
        _balances[msg.sender] = _supply;
    }

    function transferAndCall(address dst, uint wad, bytes memory data) public stoppable returns (bool success) {
        return super.transferAndCall(dst, wad, data);
    }

    function transfer(address dst, uint wad) public stoppable returns (bool) {
        return super.transfer(dst, wad);
    }

    function transferFrom(address src, address dst, uint wad) public stoppable returns (bool) {
        return super.transferFrom(src, dst, wad);
    }

    function approve(address guy, uint wad) public stoppable returns (bool) {
        return super.approve(guy, wad);
    }

    function push(address dst, uint wad) public returns (bool) {
        return transfer(dst, wad);
    }

    function pull(address src, uint wad) public returns (bool) {
        return transferFrom(src, msg.sender, wad);
    }

    function freezeAccount(address target, bool freeze) public onlyOwner returns (bool) {
        return super.freezeAccount(target, freeze);
    }
}

Read Contract

allowance 0xdd62ed3e → uint256
authority 0xbf7e214f → address
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint256
frozenAccount 0xb414d4b6 → bool
name 0x06fdde03 → string
owner 0x8da5cb5b → address
stopped 0x75f12b21 → bool
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256
version 0x54fd4d50 → string

Write Contract 11 functions

These functions modify contract state and require a wallet transaction to execute.

approve 0x095ea7b3
address guy
uint256 wad
returns: bool
freezeAccount 0xe724529c
address target
bool freeze
returns: bool
pull 0xf2d5d56b
address src
uint256 wad
returns: bool
push 0xb753a98c
address dst
uint256 wad
returns: bool
setAuthority 0x7a9e5e4b
address authority_
setOwner 0x13af4035
address owner_
start 0xbe9a6555
No parameters
stop 0x07da68f5
No parameters
transfer 0xa9059cbb
address dst
uint256 wad
returns: bool
transferAndCall 0x4000aea0
address dst
uint256 wad
bytes data
returns: bool
transferFrom 0x23b872dd
address src
address dst
uint256 wad
returns: bool
Transactions Internal Txs Token Transfers Events

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