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Contract

0x2b3F201543adF73160bA42E1a5b7750024F30420
 
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Bridge ETH To214633582024-12-23 6:19:5935 mins ago1734934799IN
0x2b3F2015...024F30420
10 ETH0.000843123.61351172
Deposit ERC20To214627102024-12-23 4:09:472 hrs ago1734926987IN
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0 ETH0.001117835.00612536
Bridge ETH To214599112024-12-22 18:45:2312 hrs ago1734893123IN
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0.0001 ETH0.001081336.06522364
Bridge ETH To214598522024-12-22 18:33:3512 hrs ago1734892415IN
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0.001 ETH0.001148886.69596627
Bridge ETH To214579532024-12-22 12:11:2318 hrs ago1734869483IN
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0.01 ETH0.001246117.76886427
Bridge ETH To214556212024-12-22 4:22:3526 hrs ago1734841355IN
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0.005 ETH0.000951774.72732138
Deposit ERC20To214482962024-12-21 3:47:232 days ago1734752843IN
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0 ETH0.001434876.85226544
Bridge ETH To214468062024-12-20 22:46:112 days ago1734734771IN
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0.0003 ETH0.0014748610.11719376
Bridge ETH To214409762024-12-20 3:14:233 days ago1734664463IN
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10 ETH0.001348458.81329873
Deposit ERC20To214350392024-12-19 7:20:473 days ago1734592847IN
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0 ETH0.002013499.95963555
Deposit ERC20To214348192024-12-19 6:36:114 days ago1734590171IN
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0 ETH0.001918349.64405381
Bridge ETH To214338992024-12-19 3:31:474 days ago1734579107IN
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10 ETH0.0017503212.95440736
Bridge ETH To214291142024-12-18 11:27:114 days ago1734521231IN
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10 ETH0.0023008817.82747419
Bridge ETH To214226932024-12-17 13:55:595 days ago1734443759IN
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0.003 ETH0.0027062820.96854613
Deposit ERC20To214185722024-12-17 0:08:476 days ago1734394127IN
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0 ETH0.0022960314.53801988
Deposit ERC20To214167342024-12-16 18:00:116 days ago1734372011IN
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0 ETH0.0045912426.98269605
Bridge ETH To214152572024-12-16 13:04:116 days ago1734354251IN
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0.001 ETH0.0016911212.34346756
Bridge ETH To214135202024-12-16 7:15:236 days ago1734333323IN
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0.25 ETH0.001211737.41150489
Bridge ETH To214131682024-12-16 6:03:597 days ago1734329039IN
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0.001 ETH0.001349448.8
Deposit ERC20To214127612024-12-16 4:42:117 days ago1734324131IN
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0 ETH0.001563958.64155366
Bridge ETH To214092712024-12-15 17:00:477 days ago1734282047IN
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0.0008 ETH0.0015586610.96459351
Deposit ERC20To214085162024-12-15 14:28:237 days ago1734272903IN
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0 ETH0.0017829610.8
Deposit ERC20To214084752024-12-15 14:20:117 days ago1734272411IN
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0 ETH0.0017959911.37557813
Deposit ERC20To214081102024-12-15 13:06:357 days ago1734267995IN
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0 ETH0.001396967.28937051
Bridge ETH To214078142024-12-15 12:07:117 days ago1734264431IN
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0.005 ETH0.001111136.37373223
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214633582024-12-23 6:19:5935 mins ago1734934799
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214615142024-12-23 0:08:356 hrs ago1734912515
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214614382024-12-22 23:53:237 hrs ago1734911603
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214614382024-12-22 23:53:237 hrs ago1734911603
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214599112024-12-22 18:45:2312 hrs ago1734893123
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214598522024-12-22 18:33:3512 hrs ago1734892415
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214579532024-12-22 12:11:2318 hrs ago1734869483
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214550792024-12-22 2:33:4728 hrs ago1734834827
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10.00092755 ETH
214550792024-12-22 2:33:4728 hrs ago1734834827
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214514552024-12-21 14:23:1140 hrs ago1734790991
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214514552024-12-21 14:23:1140 hrs ago1734790991
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214468062024-12-20 22:46:112 days ago1734734771
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214409762024-12-20 3:14:233 days ago1734664463
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10 ETH
214338992024-12-19 3:31:474 days ago1734579107
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214291142024-12-18 11:27:114 days ago1734521231
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214135202024-12-16 7:15:236 days ago1734333323
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214131682024-12-16 6:03:597 days ago1734329039
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214092712024-12-15 17:00:477 days ago1734282047
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214078142024-12-15 12:07:117 days ago1734264431
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214025022024-12-14 18:20:238 days ago1734200423
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213997812024-12-14 9:12:598 days ago1734167579
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x2907B87d...52B419900
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
L1ChugSplashProxy

Compiler Version
v0.8.15+commit.e14f2714

Optimization Enabled:
Yes with 999999 runs

Other Settings:
default evmVersion
File 1 of 1 : L1ChugSplashProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.15;

/**
 * @title IL1ChugSplashDeployer
 */
interface IL1ChugSplashDeployer {
    function isUpgrading() external view returns (bool);
}

/**
 * @custom:legacy
 * @title L1ChugSplashProxy
 * @notice Basic ChugSplash proxy contract for L1. Very close to being a normal proxy but has added
 *         functions `setCode` and `setStorage` for changing the code or storage of the contract.
 *
 *         Note for future developers: do NOT make anything in this contract 'public' unless you
 *         know what you're doing. Anything public can potentially have a function signature that
 *         conflicts with a signature attached to the implementation contract. Public functions
 *         SHOULD always have the `proxyCallIfNotOwner` modifier unless there's some *really* good
 *         reason not to have that modifier. And there almost certainly is not a good reason to not
 *         have that modifier. Beware!
 */
contract L1ChugSplashProxy {
    /**
     * @notice "Magic" prefix. When prepended to some arbitrary bytecode and used to create a
     *         contract, the appended bytecode will be deployed as given.
     */
    bytes13 internal constant DEPLOY_CODE_PREFIX = 0x600D380380600D6000396000f3;

    /**
     * @notice bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1)
     */
    bytes32 internal constant IMPLEMENTATION_KEY =
        0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @notice bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1)
     */
    bytes32 internal constant OWNER_KEY =
        0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @notice Blocks a function from being called when the parent signals that the system should
     *         be paused via an isUpgrading function.
     */
    modifier onlyWhenNotPaused() {
        address owner = _getOwner();

        // We do a low-level call because there's no guarantee that the owner actually *is* an
        // L1ChugSplashDeployer contract and Solidity will throw errors if we do a normal call and
        // it turns out that it isn't the right type of contract.
        (bool success, bytes memory returndata) = owner.staticcall(
            abi.encodeWithSelector(IL1ChugSplashDeployer.isUpgrading.selector)
        );

        // If the call was unsuccessful then we assume that there's no "isUpgrading" method and we
        // can just continue as normal. We also expect that the return value is exactly 32 bytes
        // long. If this isn't the case then we can safely ignore the result.
        if (success && returndata.length == 32) {
            // Although the expected value is a *boolean*, it's safer to decode as a uint256 in the
            // case that the isUpgrading function returned something other than 0 or 1. But we only
            // really care about the case where this value is 0 (= false).
            uint256 ret = abi.decode(returndata, (uint256));
            require(ret == 0, "L1ChugSplashProxy: system is currently being upgraded");
        }

        _;
    }

    /**
     * @notice Makes a proxy call instead of triggering the given function when the caller is
     *         either the owner or the zero address. Caller can only ever be the zero address if
     *         this function is being called off-chain via eth_call, which is totally fine and can
     *         be convenient for client-side tooling. Avoids situations where the proxy and
     *         implementation share a sighash and the proxy function ends up being called instead
     *         of the implementation one.
     *
     *         Note: msg.sender == address(0) can ONLY be triggered off-chain via eth_call. If
     *         there's a way for someone to send a transaction with msg.sender == address(0) in any
     *         real context then we have much bigger problems. Primary reason to include this
     *         additional allowed sender is because the owner address can be changed dynamically
     *         and we do not want clients to have to keep track of the current owner in order to
     *         make an eth_call that doesn't trigger the proxied contract.
     */
    // slither-disable-next-line incorrect-modifier
    modifier proxyCallIfNotOwner() {
        if (msg.sender == _getOwner() || msg.sender == address(0)) {
            _;
        } else {
            // This WILL halt the call frame on completion.
            _doProxyCall();
        }
    }

    /**
     * @param _owner Address of the initial contract owner.
     */
    constructor(address _owner) {
        _setOwner(_owner);
    }

    // slither-disable-next-line locked-ether
    receive() external payable {
        // Proxy call by default.
        _doProxyCall();
    }

    // slither-disable-next-line locked-ether
    fallback() external payable {
        // Proxy call by default.
        _doProxyCall();
    }

    /**
     * @notice Sets the code that should be running behind this proxy.
     *
     *         Note: This scheme is a bit different from the standard proxy scheme where one would
     *         typically deploy the code separately and then set the implementation address. We're
     *         doing it this way because it gives us a lot more freedom on the client side. Can
     *         only be triggered by the contract owner.
     *
     * @param _code New contract code to run inside this contract.
     */
    function setCode(bytes memory _code) external proxyCallIfNotOwner {
        // Get the code hash of the current implementation.
        address implementation = _getImplementation();

        // If the code hash matches the new implementation then we return early.
        if (keccak256(_code) == _getAccountCodeHash(implementation)) {
            return;
        }

        // Create the deploycode by appending the magic prefix.
        bytes memory deploycode = abi.encodePacked(DEPLOY_CODE_PREFIX, _code);

        // Deploy the code and set the new implementation address.
        address newImplementation;
        assembly {
            newImplementation := create(0x0, add(deploycode, 0x20), mload(deploycode))
        }

        // Check that the code was actually deployed correctly. I'm not sure if you can ever
        // actually fail this check. Should only happen if the contract creation from above runs
        // out of gas but this parent execution thread does NOT run out of gas. Seems like we
        // should be doing this check anyway though.
        require(
            _getAccountCodeHash(newImplementation) == keccak256(_code),
            "L1ChugSplashProxy: code was not correctly deployed"
        );

        _setImplementation(newImplementation);
    }

    /**
     * @notice Modifies some storage slot within the proxy contract. Gives us a lot of power to
     *         perform upgrades in a more transparent way. Only callable by the owner.
     *
     * @param _key   Storage key to modify.
     * @param _value New value for the storage key.
     */
    function setStorage(bytes32 _key, bytes32 _value) external proxyCallIfNotOwner {
        assembly {
            sstore(_key, _value)
        }
    }

    /**
     * @notice Changes the owner of the proxy contract. Only callable by the owner.
     *
     * @param _owner New owner of the proxy contract.
     */
    function setOwner(address _owner) external proxyCallIfNotOwner {
        _setOwner(_owner);
    }

    /**
     * @notice Queries the owner of the proxy contract. Can only be called by the owner OR by
     *         making an eth_call and setting the "from" address to address(0).
     *
     * @return Owner address.
     */
    function getOwner() external proxyCallIfNotOwner returns (address) {
        return _getOwner();
    }

    /**
     * @notice Queries the implementation address. Can only be called by the owner OR by making an
     *         eth_call and setting the "from" address to address(0).
     *
     * @return Implementation address.
     */
    function getImplementation() external proxyCallIfNotOwner returns (address) {
        return _getImplementation();
    }

    /**
     * @notice Sets the implementation address.
     *
     * @param _implementation New implementation address.
     */
    function _setImplementation(address _implementation) internal {
        assembly {
            sstore(IMPLEMENTATION_KEY, _implementation)
        }
    }

    /**
     * @notice Changes the owner of the proxy contract.
     *
     * @param _owner New owner of the proxy contract.
     */
    function _setOwner(address _owner) internal {
        assembly {
            sstore(OWNER_KEY, _owner)
        }
    }

    /**
     * @notice Performs the proxy call via a delegatecall.
     */
    function _doProxyCall() internal onlyWhenNotPaused {
        address implementation = _getImplementation();

        require(implementation != address(0), "L1ChugSplashProxy: implementation is not set yet");

        assembly {
            // Copy calldata into memory at 0x0....calldatasize.
            calldatacopy(0x0, 0x0, calldatasize())

            // Perform the delegatecall, make sure to pass all available gas.
            let success := delegatecall(gas(), implementation, 0x0, calldatasize(), 0x0, 0x0)

            // Copy returndata into memory at 0x0....returndatasize. Note that this *will*
            // overwrite the calldata that we just copied into memory but that doesn't really
            // matter because we'll be returning in a second anyway.
            returndatacopy(0x0, 0x0, returndatasize())

            // Success == 0 means a revert. We'll revert too and pass the data up.
            if iszero(success) {
                revert(0x0, returndatasize())
            }

            // Otherwise we'll just return and pass the data up.
            return(0x0, returndatasize())
        }
    }

    /**
     * @notice Queries the implementation address.
     *
     * @return Implementation address.
     */
    function _getImplementation() internal view returns (address) {
        address implementation;
        assembly {
            implementation := sload(IMPLEMENTATION_KEY)
        }
        return implementation;
    }

    /**
     * @notice Queries the owner of the proxy contract.
     *
     * @return Owner address.
     */
    function _getOwner() internal view returns (address) {
        address owner;
        assembly {
            owner := sload(OWNER_KEY)
        }
        return owner;
    }

    /**
     * @notice Gets the code hash for a given account.
     *
     * @param _account Address of the account to get a code hash for.
     *
     * @return Code hash for the account.
     */
    function _getAccountCodeHash(address _account) internal view returns (bytes32) {
        bytes32 codeHash;
        assembly {
            codeHash := extcodehash(_account)
        }
        return codeHash;
    }
}

Settings
{
  "remappings": [
    "@openzeppelin/=node_modules/@openzeppelin/",
    "@openzeppelin/contracts-upgradeable/=node_modules/@openzeppelin/contracts-upgradeable/",
    "@openzeppelin/contracts/=node_modules/@openzeppelin/contracts/",
    "@rari-capital/=node_modules/@rari-capital/",
    "@rari-capital/solmate/=node_modules/@rari-capital/solmate/",
    "ds-test/=node_modules/ds-test/src/",
    "forge-std/=node_modules/forge-std/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 999999
  },
  "metadata": {
    "bytecodeHash": "none"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"getImplementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes","name":"_code","type":"bytes"}],"name":"setCode","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"setOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"},{"internalType":"bytes32","name":"_value","type":"bytes32"}],"name":"setStorage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.