Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Is this a proxy?
• Similar
• Submit Audit
• Compare

pragma solidity ^0.8.0;

// SPDX-License-Identifier: MIT OR Apache-2.0



import "./Ownable.sol";
import "./Upgradeable.sol";
import "./UpgradeableMaster.sol";

/// @title Proxy Contract
/// @dev NOTICE: Proxy must implement UpgradeableMaster interface to prevent calling some function of it not by master of proxy
/// @author Matter Labs
contract Proxy is Upgradeable, Ownable {
    /// @dev Storage position of "target" (actual implementation address: keccak256('eip1967.proxy.implementation') - 1)
    bytes32 private constant TARGET_POSITION = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /// @notice Contract constructor
    /// @dev Calls Ownable contract constructor and initialize target
    /// @param target Initial implementation address
    /// @param targetInitializationParameters Target initialization parameters
    constructor(address target, bytes memory targetInitializationParameters) Ownable(msg.sender) {
        setTarget(target);
        // solhint-disable-next-line avoid-low-level-calls
        (bool initializationSuccess, ) = getTarget().delegatecall(abi.encodeWithSignature("initialize(bytes)", targetInitializationParameters));
        require(initializationSuccess, "uin11"); // uin11 - target initialization failed
    }

    /// @notice Intercepts initialization calls
    function initialize(bytes calldata) external pure {
        revert("ini11"); // ini11 - interception of initialization call
    }

    /// @notice Intercepts upgrade calls
    function upgrade(bytes calldata) external pure {
        revert("upg11"); // upg11 - interception of upgrade call
    }

    /// @notice Returns target of contract
    /// @return target Actual implementation address
    function getTarget() public view returns (address target) {
        bytes32 position = TARGET_POSITION;
        assembly {
            target := sload(position)
        }
    }

    /// @notice Sets new target of contract
    /// @param _newTarget New actual implementation address
    function setTarget(address _newTarget) internal {
        bytes32 position = TARGET_POSITION;
        assembly {
            sstore(position, _newTarget)
        }
    }

    /// @notice Upgrades target
    /// @param newTarget New target
    /// @param newTargetUpgradeParameters New target upgrade parameters
    function upgradeTarget(address newTarget, bytes calldata newTargetUpgradeParameters) external override {
        requireMaster(msg.sender);

        setTarget(newTarget);
        // solhint-disable-next-line avoid-low-level-calls
        (bool upgradeSuccess, ) = getTarget().delegatecall(abi.encodeWithSignature("upgrade(bytes)", newTargetUpgradeParameters));
        require(upgradeSuccess, "ufu11"); // ufu11 - target upgrade failed
    }

    /// @notice Performs a delegatecall to the contract implementation
    /// @dev Fallback function allowing to perform a delegatecall to the given implementation
    /// This function will return whatever the implementation call returns
    function _fallback() internal {
        address _target = getTarget();
        assembly {
            // The pointer to the free memory slot
            let ptr := mload(0x40)
            // Copy function signature and arguments from calldata at zero position into memory at pointer position
            calldatacopy(ptr, 0x0, calldatasize())
            // Delegatecall method of the implementation contract, returns 0 on error
            let result := delegatecall(gas(), _target, ptr, calldatasize(), 0x0, 0)
            // Get the size of the last return data
            let size := returndatasize()
            // Copy the size length of bytes from return data at zero position to pointer position
            returndatacopy(ptr, 0x0, size)
            // Depending on result value
            switch result
                case 0 {
                    // End execution and revert state changes
                    revert(ptr, size)
                }
                default {
                    // Return data with length of size at pointers position
                    return(ptr, size)
                }
        }
    }

    /// @notice Will run when no functions matches call data
    fallback() external payable {
        _fallback();
    }

    /// @notice Same as fallback but called when calldata is empty
    receive() external payable {
        _fallback();
    }
}

pragma solidity ^0.8.0;

// SPDX-License-Identifier: MIT OR Apache-2.0



/// @title Ownable Contract
/// @author Matter Labs
contract Ownable {
    /// @dev Storage position of the masters address (keccak256('eip1967.proxy.admin') - 1)
    bytes32 private constant MASTER_POSITION = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /// @notice Contract constructor
    /// @dev Sets msg sender address as masters address
    /// @param masterAddress Master address
    constructor(address masterAddress) {
        setMaster(masterAddress);
    }

    /// @notice Check if specified address is master
    /// @param _address Address to check
    function requireMaster(address _address) internal view {
        require(_address == getMaster(), "1c"); // oro11 - only by master
    }

    /// @notice Returns contract masters address
    /// @return master Master's address
    function getMaster() public view returns (address master) {
        bytes32 position = MASTER_POSITION;
        assembly {
            master := sload(position)
        }
    }

    /// @dev Sets new masters address
    /// @param _newMaster New master's address
    function setMaster(address _newMaster) internal {
        bytes32 position = MASTER_POSITION;
        assembly {
            sstore(position, _newMaster)
        }
    }

    /// @notice Transfer mastership of the contract to new master
    /// @param _newMaster New masters address
    function transferMastership(address _newMaster) external {
        requireMaster(msg.sender);
        require(_newMaster != address(0), "1d"); // otp11 - new masters address can't be zero address
        setMaster(_newMaster);
    }
}

pragma solidity ^0.8.0;

// SPDX-License-Identifier: MIT OR Apache-2.0



/// @title Interface of the upgradeable contract
/// @author Matter Labs
interface Upgradeable {
    /// @notice Upgrades target of upgradeable contract
    /// @param newTarget New target
    /// @param newTargetInitializationParameters New target initialization parameters
    function upgradeTarget(address newTarget, bytes calldata newTargetInitializationParameters) external;
}

pragma solidity ^0.8.0;

// SPDX-License-Identifier: MIT OR Apache-2.0



/// @title Interface of the upgradeable master contract (defines notice period duration and allows finish upgrade during preparation of it)
/// @author Matter Labs
interface UpgradeableMaster {
    /// @notice Notice period before activation preparation status of upgrade mode
    function getNoticePeriod() external returns (uint256);

    /// @notice Checks that contract is ready for upgrade
    /// @return bool flag indicating that contract is ready for upgrade
    function isReadyForUpgrade() external returns (bool);
}

{
  "viaIR": true,
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"target","type":"address"},{"internalType":"bytes","name":"targetInitializationParameters","type":"bytes"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"getMaster","outputs":[{"internalType":"address","name":"master","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTarget","outputs":[{"internalType":"address","name":"target","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes","name":"","type":"bytes"}],"name":"initialize","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_newMaster","type":"address"}],"name":"transferMastership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes","name":"","type":"bytes"}],"name":"upgrade","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"newTarget","type":"address"},{"internalType":"bytes","name":"newTargetUpgradeParameters","type":"bytes"}],"name":"upgradeTarget","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

-----Decoded View---------------
Arg [0] : target (address): 0xbfa352a683D82a04233Cc45AC1308621BA63283f
Arg [1] : targetInitializationParameters (bytes): 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

-----Encoded View---------------
11 Constructor Arguments found :
Arg [0] : 000000000000000000000000bfa352a683d82a04233cc45ac1308621ba63283f
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [3] : 000000000000000000000000eae8e5180eae503e4ffef2f5d48e20164ed41b82
Arg [4] : 0000000000000000000000003545fb62209935ab6038f3a1b40403ddffe6e49c
Arg [5] : 00000000000000000000000062351b47e060c61868ab7e05920cb42bd9a5f2b2
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [8] : 15f051753e6e9527e5b77fb7a7e6153767260336f8b9410648870e6702f421e5
Arg [9] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [10] : c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470