Token MASQ (PoS)

 

Overview ERC-20

Price
$0.40 @ 0.363542 MATIC (-7.20%)
Fully Diluted Market Cap
Total Supply:
10,590,604.914768 MASQ

Holders:
2,100 addresses

Transfers:
-

Contract:
0xee9a352f6aac4af1a5b9f467f6a93e0ffbe9dd350xEe9A352F6aAc4aF1A5B9f467F6a93E0ffBe9Dd35

Decimals:
18

Official Site:

Social Profiles:

 
Loading
[ Download CSV Export  ] 
Loading
[ Download CSV Export  ] 
Loading

OVERVIEW

MASQ Network is a community-driven project aimed at solving the problem of internet censorship by repressive regimes. The MASQ team is addressing this by building the next evolution of VPN and Tor technology.

Market

Volume (24H):$607,147.00
Market Capitalization:$6,045,556.00
Circulating Supply:15,059,738.00 MASQ
Market Data Source: Coinmarketcap


Update? Click here to update the token ICO / general information
# Exchange Pair Price  24H Volume % Volume
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
UChildERC20Proxy

Compiler Version
v0.6.6+commit.6c089d02

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion, None license
/**
 *Submitted for verification at Etherscan.io on 2021-06-30
*/

// File: contracts/common/Proxy/IERCProxy.sol

pragma solidity 0.6.6;

interface IERCProxy {
    function proxyType() external pure returns (uint256 proxyTypeId);

    function implementation() external view returns (address codeAddr);
}

// File: contracts/common/Proxy/Proxy.sol

pragma solidity 0.6.6;


abstract contract Proxy is IERCProxy {
    function delegatedFwd(address _dst, bytes memory _calldata) internal {
        // solium-disable-next-line security/no-inline-assembly
        assembly {
            let result := delegatecall(
                sub(gas(), 10000),
                _dst,
                add(_calldata, 0x20),
                mload(_calldata),
                0,
                0
            )
            let size := returndatasize()

            let ptr := mload(0x40)
            returndatacopy(ptr, 0, size)

            // revert instead of invalid() bc if the underlying call failed with invalid() it already wasted gas.
            // if the call returned error data, forward it
            switch result
                case 0 {
                    revert(ptr, size)
                }
                default {
                    return(ptr, size)
                }
        }
    }

    function proxyType() external virtual override pure returns (uint256 proxyTypeId) {
        // Upgradeable proxy
        proxyTypeId = 2;
    }

    function implementation() external virtual override view returns (address);
}

// File: contracts/common/Proxy/UpgradableProxy.sol

pragma solidity 0.6.6;


contract UpgradableProxy is Proxy {
    event ProxyUpdated(address indexed _new, address indexed _old);
    event ProxyOwnerUpdate(address _new, address _old);

    bytes32 constant IMPLEMENTATION_SLOT = keccak256("matic.network.proxy.implementation");
    bytes32 constant OWNER_SLOT = keccak256("matic.network.proxy.owner");

    constructor(address _proxyTo) public {
        setProxyOwner(msg.sender);
        setImplementation(_proxyTo);
    }

    fallback() external payable {
        delegatedFwd(loadImplementation(), msg.data);
    }

    receive() external payable {
        delegatedFwd(loadImplementation(), msg.data);
    }

    modifier onlyProxyOwner() {
        require(loadProxyOwner() == msg.sender, "NOT_OWNER");
        _;
    }

    function proxyOwner() external view returns(address) {
        return loadProxyOwner();
    }

    function loadProxyOwner() internal view returns(address) {
        address _owner;
        bytes32 position = OWNER_SLOT;
        assembly {
            _owner := sload(position)
        }
        return _owner;
    }

    function implementation() external override view returns (address) {
        return loadImplementation();
    }

    function loadImplementation() internal view returns(address) {
        address _impl;
        bytes32 position = IMPLEMENTATION_SLOT;
        assembly {
            _impl := sload(position)
        }
        return _impl;
    }

    function transferProxyOwnership(address newOwner) public onlyProxyOwner {
        require(newOwner != address(0), "ZERO_ADDRESS");
        emit ProxyOwnerUpdate(newOwner, loadProxyOwner());
        setProxyOwner(newOwner);
    }

    function setProxyOwner(address newOwner) private {
        bytes32 position = OWNER_SLOT;
        assembly {
            sstore(position, newOwner)
        }
    }

    function updateImplementation(address _newProxyTo) public onlyProxyOwner {
        require(_newProxyTo != address(0x0), "INVALID_PROXY_ADDRESS");
        require(isContract(_newProxyTo), "DESTINATION_ADDRESS_IS_NOT_A_CONTRACT");

        emit ProxyUpdated(_newProxyTo, loadImplementation());
        
        setImplementation(_newProxyTo);
    }

    function updateAndCall(address _newProxyTo, bytes memory data) payable public onlyProxyOwner {
        updateImplementation(_newProxyTo);

        (bool success, bytes memory returnData) = address(this).call{value: msg.value}(data);
        require(success, string(returnData));
    }

    function setImplementation(address _newProxyTo) private {
        bytes32 position = IMPLEMENTATION_SLOT;
        assembly {
            sstore(position, _newProxyTo)
        }
    }
    
    function isContract(address _target) internal view returns (bool) {
        if (_target == address(0)) {
            return false;
        }

        uint256 size;
        assembly {
            size := extcodesize(_target)
        }
        return size > 0;
    }
}

// File: contracts/child/ChildToken/UpgradeableChildERC20/UChildERC20Proxy.sol

pragma solidity 0.6.6;


contract UChildERC20Proxy is UpgradableProxy {
    constructor(address _proxyTo)
        public
        UpgradableProxy(_proxyTo)
    {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_proxyTo","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"_new","type":"address"},{"indexed":false,"internalType":"address","name":"_old","type":"address"}],"name":"ProxyOwnerUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_new","type":"address"},{"indexed":true,"internalType":"address","name":"_old","type":"address"}],"name":"ProxyUpdated","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyType","outputs":[{"internalType":"uint256","name":"proxyTypeId","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferProxyOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newProxyTo","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"updateAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_newProxyTo","type":"address"}],"name":"updateImplementation","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000b4159f16389217a0cc359b220837e12e829e02e3

-----Decoded View---------------
Arg [0] : _proxyTo (address): 0xb4159f16389217a0cc359b220837e12e829e02e3

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000b4159f16389217a0cc359b220837e12e829e02e3


Loading