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Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0x9BcED8A8...34A06f7c0 The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
TokenState
Compiler Version
v0.5.16+commit.9c3226ce
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2021-02-04 */ /* ____ __ __ __ _ / __/__ __ ___ / /_ / / ___ / /_ (_)__ __ _\ \ / // // _ \/ __// _ \/ -_)/ __// / \ \ / /___/ \_, //_//_/\__//_//_/\__/ \__//_/ /_\_\ /___/ * Synthetix: TokenState.sol * * Latest source (may be newer): https://github.com/Synthetixio/synthetix/blob/master/contracts/TokenState.sol * Docs: https://docs.synthetix.io/contracts/TokenState * * Contract Dependencies: * - Owned * - State * Libraries: (none) * * MIT License * =========== * * Copyright (c) 2021 Synthetix * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */ pragma solidity ^0.5.16; // https://docs.synthetix.io/contracts/source/contracts/owned contract Owned { address public owner; address public nominatedOwner; constructor(address _owner) public { require(_owner != address(0), "Owner address cannot be 0"); owner = _owner; emit OwnerChanged(address(0), _owner); } function nominateNewOwner(address _owner) external onlyOwner { nominatedOwner = _owner; emit OwnerNominated(_owner); } function acceptOwnership() external { require(msg.sender == nominatedOwner, "You must be nominated before you can accept ownership"); emit OwnerChanged(owner, nominatedOwner); owner = nominatedOwner; nominatedOwner = address(0); } modifier onlyOwner { _onlyOwner(); _; } function _onlyOwner() private view { require(msg.sender == owner, "Only the contract owner may perform this action"); } event OwnerNominated(address newOwner); event OwnerChanged(address oldOwner, address newOwner); } // Inheritance // https://docs.synthetix.io/contracts/source/contracts/state contract State is Owned { // the address of the contract that can modify variables // this can only be changed by the owner of this contract address public associatedContract; constructor(address _associatedContract) internal { // This contract is abstract, and thus cannot be instantiated directly require(owner != address(0), "Owner must be set"); associatedContract = _associatedContract; emit AssociatedContractUpdated(_associatedContract); } /* ========== SETTERS ========== */ // Change the associated contract to a new address function setAssociatedContract(address _associatedContract) external onlyOwner { associatedContract = _associatedContract; emit AssociatedContractUpdated(_associatedContract); } /* ========== MODIFIERS ========== */ modifier onlyAssociatedContract { require(msg.sender == associatedContract, "Only the associated contract can perform this action"); _; } /* ========== EVENTS ========== */ event AssociatedContractUpdated(address associatedContract); } // Inheritance // https://docs.synthetix.io/contracts/source/contracts/tokenstate contract TokenState is Owned, State { /* ERC20 fields. */ mapping(address => uint) public balanceOf; mapping(address => mapping(address => uint)) public allowance; constructor(address _owner, address _associatedContract) public Owned(_owner) State(_associatedContract) {} /* ========== SETTERS ========== */ /** * @notice Set ERC20 allowance. * @dev Only the associated contract may call this. * @param tokenOwner The authorising party. * @param spender The authorised party. * @param value The total value the authorised party may spend on the * authorising party's behalf. */ function setAllowance( address tokenOwner, address spender, uint value ) external onlyAssociatedContract { allowance[tokenOwner][spender] = value; } /** * @notice Set the balance in a given account * @dev Only the associated contract may call this. * @param account The account whose value to set. * @param value The new balance of the given account. */ function setBalanceOf(address account, uint value) external onlyAssociatedContract { balanceOf[account] = value; } }
Contract Security Audit
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Deployed Bytecode
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