Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Similar
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity 0.8.15;

// Contracts
import { FeeVault } from "src/L2/FeeVault.sol";

// Libraries
import { Types } from "src/libraries/Types.sol";

// Interfaces
import { ISemver } from "interfaces/universal/ISemver.sol";

/// @custom:proxied true
/// @custom:predeploy 0x4200000000000000000000000000000000000019
/// @title BaseFeeVault
/// @notice The BaseFeeVault accumulates the base fee that is paid by transactions.
contract BaseFeeVault is FeeVault, ISemver {
    /// @notice Semantic version.
    /// @custom:semver 1.5.0-beta.6
    string public constant version = "1.5.0-beta.6";

    /// @notice Constructs the BaseFeeVault contract.
    /// @param _recipient           Wallet that will receive the fees.
    /// @param _minWithdrawalAmount Minimum balance for withdrawals.
    /// @param _withdrawalNetwork   Network which the recipient will receive fees on.
    constructor(
        address _recipient,
        uint256 _minWithdrawalAmount,
        Types.WithdrawalNetwork _withdrawalNetwork
    )
        FeeVault(_recipient, _minWithdrawalAmount, _withdrawalNetwork)
    { }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IL2ToL1MessagePasser {
    event MessagePassed(
        uint256 indexed nonce,
        address indexed sender,
        address indexed target,
        uint256 value,
        uint256 gasLimit,
        bytes data,
        bytes32 withdrawalHash
    );
    event WithdrawerBalanceBurnt(uint256 indexed amount);

    receive() external payable;

    function MESSAGE_VERSION() external view returns (uint16);
    function burn() external;
    function initiateWithdrawal(address _target, uint256 _gasLimit, bytes memory _data) external payable;
    function messageNonce() external view returns (uint256);
    function sentMessages(bytes32) external view returns (bool);
    function version() external view returns (string memory);

    function __constructor__() external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @title ISemver
/// @notice ISemver is a simple contract for ensuring that contracts are
///         versioned using semantic versioning.
interface ISemver {
    /// @notice Getter for the semantic version of the contract. This is not
    ///         meant to be used onchain but instead meant to be used by offchain
    ///         tooling.
    /// @return Semver contract version as a string.
    function version() external view returns (string memory);
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.15;

// Libraries
import { SafeCall } from "src/libraries/SafeCall.sol";
import { Predeploys } from "src/libraries/Predeploys.sol";

// Interfaces
import { IL2ToL1MessagePasser } from "interfaces/L2/IL2ToL1MessagePasser.sol";

// Libraries
import { Types } from "src/libraries/Types.sol";

/// @title FeeVault
/// @notice The FeeVault contract contains the basic logic for the various different vault contracts
///         used to hold fee revenue generated by the L2 system.
abstract contract FeeVault {
    /// @notice Minimum balance before a withdrawal can be triggered.
    ///         Use the `minWithdrawalAmount()` getter as this is deprecated
    ///         and is subject to be removed in the future.
    /// @custom:legacy
    uint256 public immutable MIN_WITHDRAWAL_AMOUNT;

    /// @notice Account that will receive the fees. Can be located on L1 or L2.
    ///         Use the `recipient()` getter as this is deprecated
    ///         and is subject to be removed in the future.
    /// @custom:legacy
    address public immutable RECIPIENT;

    /// @notice Network which the recipient will receive fees on.
    ///         Use the `withdrawalNetwork()` getter as this is deprecated
    ///         and is subject to be removed in the future.
    /// @custom:legacy
    Types.WithdrawalNetwork public immutable WITHDRAWAL_NETWORK;

    /// @notice The minimum gas limit for the FeeVault withdrawal transaction.
    uint32 internal constant WITHDRAWAL_MIN_GAS = 400_000;

    /// @notice Total amount of wei processed by the contract.
    uint256 public totalProcessed;

    /// @notice Reserve extra slots in the storage layout for future upgrades.
    uint256[48] private __gap;

    /// @notice Emitted each time a withdrawal occurs. This event will be deprecated
    ///         in favor of the Withdrawal event containing the WithdrawalNetwork parameter.
    /// @param value Amount that was withdrawn (in wei).
    /// @param to    Address that the funds were sent to.
    /// @param from  Address that triggered the withdrawal.
    event Withdrawal(uint256 value, address to, address from);

    /// @notice Emitted each time a withdrawal occurs.
    /// @param value             Amount that was withdrawn (in wei).
    /// @param to                Address that the funds were sent to.
    /// @param from              Address that triggered the withdrawal.
    /// @param withdrawalNetwork Network which the to address will receive funds on.
    event Withdrawal(uint256 value, address to, address from, Types.WithdrawalNetwork withdrawalNetwork);

    /// @param _recipient           Wallet that will receive the fees.
    /// @param _minWithdrawalAmount Minimum balance for withdrawals.
    /// @param _withdrawalNetwork   Network which the recipient will receive fees on.
    constructor(address _recipient, uint256 _minWithdrawalAmount, Types.WithdrawalNetwork _withdrawalNetwork) {
        RECIPIENT = _recipient;
        MIN_WITHDRAWAL_AMOUNT = _minWithdrawalAmount;
        WITHDRAWAL_NETWORK = _withdrawalNetwork;
    }

    /// @notice Allow the contract to receive ETH.
    receive() external payable { }

    /// @notice Minimum balance before a withdrawal can be triggered.
    function minWithdrawalAmount() public view returns (uint256 amount_) {
        amount_ = MIN_WITHDRAWAL_AMOUNT;
    }

    /// @notice Account that will receive the fees. Can be located on L1 or L2.
    function recipient() public view returns (address recipient_) {
        recipient_ = RECIPIENT;
    }

    /// @notice Network which the recipient will receive fees on.
    function withdrawalNetwork() public view returns (Types.WithdrawalNetwork network_) {
        network_ = WITHDRAWAL_NETWORK;
    }

    /// @notice Triggers a withdrawal of funds to the fee wallet on L1 or L2.
    function withdraw() external {
        require(
            address(this).balance >= MIN_WITHDRAWAL_AMOUNT,
            "FeeVault: withdrawal amount must be greater than minimum withdrawal amount"
        );

        uint256 value = address(this).balance;
        totalProcessed += value;

        emit Withdrawal(value, RECIPIENT, msg.sender);
        emit Withdrawal(value, RECIPIENT, msg.sender, WITHDRAWAL_NETWORK);

        if (WITHDRAWAL_NETWORK == Types.WithdrawalNetwork.L2) {
            bool success = SafeCall.send(RECIPIENT, value);
            require(success, "FeeVault: failed to send ETH to L2 fee recipient");
        } else {
            IL2ToL1MessagePasser(payable(Predeploys.L2_TO_L1_MESSAGE_PASSER)).initiateWithdrawal{ value: value }({
                _target: RECIPIENT,
                _gasLimit: WITHDRAWAL_MIN_GAS,
                _data: hex""
            });
        }
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @title Predeploys
/// @notice Contains constant addresses for protocol contracts that are pre-deployed to the L2 system.
//          This excludes the preinstalls (non-protocol contracts).
library Predeploys {
    /// @notice Number of predeploy-namespace addresses reserved for protocol usage.
    uint256 internal constant PREDEPLOY_COUNT = 2048;

    /// @custom:legacy
    /// @notice Address of the LegacyMessagePasser predeploy. Deprecate. Use the updated
    ///         L2ToL1MessagePasser contract instead.
    address internal constant LEGACY_MESSAGE_PASSER = 0x4200000000000000000000000000000000000000;

    /// @custom:legacy
    /// @notice Address of the L1MessageSender predeploy. Deprecated. Use L2CrossDomainMessenger
    ///         or access tx.origin (or msg.sender) in a L1 to L2 transaction instead.
    ///         Not embedded into new OP-Stack chains.
    address internal constant L1_MESSAGE_SENDER = 0x4200000000000000000000000000000000000001;

    /// @custom:legacy
    /// @notice Address of the DeployerWhitelist predeploy. No longer active.
    address internal constant DEPLOYER_WHITELIST = 0x4200000000000000000000000000000000000002;

    /// @notice Address of the canonical WETH contract.
    address internal constant WETH = 0x4200000000000000000000000000000000000006;

    /// @notice Address of the L2CrossDomainMessenger predeploy.
    address internal constant L2_CROSS_DOMAIN_MESSENGER = 0x4200000000000000000000000000000000000007;

    /// @notice Address of the GasPriceOracle predeploy. Includes fee information
    ///         and helpers for computing the L1 portion of the transaction fee.
    address internal constant GAS_PRICE_ORACLE = 0x420000000000000000000000000000000000000F;

    /// @notice Address of the L2StandardBridge predeploy.
    address internal constant L2_STANDARD_BRIDGE = 0x4200000000000000000000000000000000000010;

    //// @notice Address of the SequencerFeeWallet predeploy.
    address internal constant SEQUENCER_FEE_WALLET = 0x4200000000000000000000000000000000000011;

    /// @notice Address of the OptimismMintableERC20Factory predeploy.
    address internal constant OPTIMISM_MINTABLE_ERC20_FACTORY = 0x4200000000000000000000000000000000000012;

    /// @custom:legacy
    /// @notice Address of the L1BlockNumber predeploy. Deprecated. Use the L1Block predeploy
    ///         instead, which exposes more information about the L1 state.
    address internal constant L1_BLOCK_NUMBER = 0x4200000000000000000000000000000000000013;

    /// @notice Address of the L2ERC721Bridge predeploy.
    address internal constant L2_ERC721_BRIDGE = 0x4200000000000000000000000000000000000014;

    /// @notice Address of the L1Block predeploy.
    address internal constant L1_BLOCK_ATTRIBUTES = 0x4200000000000000000000000000000000000015;

    /// @notice Address of the L2ToL1MessagePasser predeploy.
    address internal constant L2_TO_L1_MESSAGE_PASSER = 0x4200000000000000000000000000000000000016;

    /// @notice Address of the OptimismMintableERC721Factory predeploy.
    address internal constant OPTIMISM_MINTABLE_ERC721_FACTORY = 0x4200000000000000000000000000000000000017;

    /// @notice Address of the ProxyAdmin predeploy.
    address internal constant PROXY_ADMIN = 0x4200000000000000000000000000000000000018;

    /// @notice Address of the BaseFeeVault predeploy.
    address internal constant BASE_FEE_VAULT = 0x4200000000000000000000000000000000000019;

    /// @notice Address of the L1FeeVault predeploy.
    address internal constant L1_FEE_VAULT = 0x420000000000000000000000000000000000001A;

    /// @notice Address of the OperatorFeeVault predeploy.
    address internal constant OPERATOR_FEE_VAULT = 0x420000000000000000000000000000000000001b;

    /// @notice Address of the SchemaRegistry predeploy.
    address internal constant SCHEMA_REGISTRY = 0x4200000000000000000000000000000000000020;

    /// @notice Address of the EAS predeploy.
    address internal constant EAS = 0x4200000000000000000000000000000000000021;

    /// @notice Address of the GovernanceToken predeploy.
    address internal constant GOVERNANCE_TOKEN = 0x4200000000000000000000000000000000000042;

    /// @custom:legacy
    /// @notice Address of the LegacyERC20ETH predeploy. Deprecated. Balances are migrated to the
    ///         state trie as of the Bedrock upgrade. Contract has been locked and write functions
    ///         can no longer be accessed.
    address internal constant LEGACY_ERC20_ETH = 0xDeadDeAddeAddEAddeadDEaDDEAdDeaDDeAD0000;

    /// @notice Address of the CrossL2Inbox predeploy.
    address internal constant CROSS_L2_INBOX = 0x4200000000000000000000000000000000000022;

    /// @notice Address of the L2ToL2CrossDomainMessenger predeploy.
    address internal constant L2_TO_L2_CROSS_DOMAIN_MESSENGER = 0x4200000000000000000000000000000000000023;

    /// @notice Address of the SuperchainWETH predeploy.
    address internal constant SUPERCHAIN_WETH = 0x4200000000000000000000000000000000000024;

    /// @notice Address of the ETHLiquidity predeploy.
    address internal constant ETH_LIQUIDITY = 0x4200000000000000000000000000000000000025;

    /// @notice Address of the OptimismSuperchainERC20Factory predeploy.
    address internal constant OPTIMISM_SUPERCHAIN_ERC20_FACTORY = 0x4200000000000000000000000000000000000026;

    /// @notice Address of the OptimismSuperchainERC20Beacon predeploy.
    address internal constant OPTIMISM_SUPERCHAIN_ERC20_BEACON = 0x4200000000000000000000000000000000000027;

    // TODO: Precalculate the address of the implementation contract
    /// @notice Arbitrary address of the OptimismSuperchainERC20 implementation contract.
    address internal constant OPTIMISM_SUPERCHAIN_ERC20 = 0xB9415c6cA93bdC545D4c5177512FCC22EFa38F28;

    /// @notice Address of the SuperchainTokenBridge predeploy.
    address internal constant SUPERCHAIN_TOKEN_BRIDGE = 0x4200000000000000000000000000000000000028;

    /// @notice Returns the name of the predeploy at the given address.
    function getName(address _addr) internal pure returns (string memory out_) {
        require(isPredeployNamespace(_addr), "Predeploys: address must be a predeploy");
        if (_addr == LEGACY_MESSAGE_PASSER) return "LegacyMessagePasser";
        if (_addr == L1_MESSAGE_SENDER) return "L1MessageSender";
        if (_addr == DEPLOYER_WHITELIST) return "DeployerWhitelist";
        if (_addr == WETH) return "WETH";
        if (_addr == L2_CROSS_DOMAIN_MESSENGER) return "L2CrossDomainMessenger";
        if (_addr == GAS_PRICE_ORACLE) return "GasPriceOracle";
        if (_addr == L2_STANDARD_BRIDGE) return "L2StandardBridge";
        if (_addr == SEQUENCER_FEE_WALLET) return "SequencerFeeVault";
        if (_addr == OPTIMISM_MINTABLE_ERC20_FACTORY) return "OptimismMintableERC20Factory";
        if (_addr == L1_BLOCK_NUMBER) return "L1BlockNumber";
        if (_addr == L2_ERC721_BRIDGE) return "L2ERC721Bridge";
        if (_addr == L1_BLOCK_ATTRIBUTES) return "L1Block";
        if (_addr == L2_TO_L1_MESSAGE_PASSER) return "L2ToL1MessagePasser";
        if (_addr == OPTIMISM_MINTABLE_ERC721_FACTORY) return "OptimismMintableERC721Factory";
        if (_addr == PROXY_ADMIN) return "ProxyAdmin";
        if (_addr == BASE_FEE_VAULT) return "BaseFeeVault";
        if (_addr == L1_FEE_VAULT) return "L1FeeVault";
        if (_addr == OPERATOR_FEE_VAULT) return "OperatorFeeVault";
        if (_addr == SCHEMA_REGISTRY) return "SchemaRegistry";
        if (_addr == EAS) return "EAS";
        if (_addr == GOVERNANCE_TOKEN) return "GovernanceToken";
        if (_addr == LEGACY_ERC20_ETH) return "LegacyERC20ETH";
        if (_addr == CROSS_L2_INBOX) return "CrossL2Inbox";
        if (_addr == L2_TO_L2_CROSS_DOMAIN_MESSENGER) return "L2ToL2CrossDomainMessenger";
        if (_addr == SUPERCHAIN_WETH) return "SuperchainWETH";
        if (_addr == ETH_LIQUIDITY) return "ETHLiquidity";
        if (_addr == OPTIMISM_SUPERCHAIN_ERC20_FACTORY) return "OptimismSuperchainERC20Factory";
        if (_addr == OPTIMISM_SUPERCHAIN_ERC20_BEACON) return "OptimismSuperchainERC20Beacon";
        if (_addr == SUPERCHAIN_TOKEN_BRIDGE) return "SuperchainTokenBridge";
        revert("Predeploys: unnamed predeploy");
    }

    /// @notice Returns true if the predeploy is not proxied.
    function notProxied(address _addr) internal pure returns (bool) {
        return _addr == GOVERNANCE_TOKEN || _addr == WETH;
    }

    /// @notice Returns true if the address is a defined predeploy that is embedded into new OP-Stack chains.
    function isSupportedPredeploy(address _addr, bool _useInterop) internal pure returns (bool) {
        return _addr == LEGACY_MESSAGE_PASSER || _addr == DEPLOYER_WHITELIST || _addr == WETH
            || _addr == L2_CROSS_DOMAIN_MESSENGER || _addr == GAS_PRICE_ORACLE || _addr == L2_STANDARD_BRIDGE
            || _addr == SEQUENCER_FEE_WALLET || _addr == OPTIMISM_MINTABLE_ERC20_FACTORY || _addr == L1_BLOCK_NUMBER
            || _addr == L2_ERC721_BRIDGE || _addr == L1_BLOCK_ATTRIBUTES || _addr == L2_TO_L1_MESSAGE_PASSER
            || _addr == OPTIMISM_MINTABLE_ERC721_FACTORY || _addr == PROXY_ADMIN || _addr == BASE_FEE_VAULT
            || _addr == L1_FEE_VAULT || _addr == OPERATOR_FEE_VAULT || _addr == SCHEMA_REGISTRY || _addr == EAS
            || _addr == GOVERNANCE_TOKEN || (_useInterop && _addr == CROSS_L2_INBOX)
            || (_useInterop && _addr == L2_TO_L2_CROSS_DOMAIN_MESSENGER) || (_useInterop && _addr == SUPERCHAIN_WETH)
            || (_useInterop && _addr == ETH_LIQUIDITY) || (_useInterop && _addr == SUPERCHAIN_TOKEN_BRIDGE);
    }

    function isPredeployNamespace(address _addr) internal pure returns (bool) {
        return uint160(_addr) >> 11 == uint160(0x4200000000000000000000000000000000000000) >> 11;
    }

    /// @notice Function to compute the expected address of the predeploy implementation
    ///         in the genesis state.
    function predeployToCodeNamespace(address _addr) internal pure returns (address) {
        require(
            isPredeployNamespace(_addr), "Predeploys: can only derive code-namespace address for predeploy addresses"
        );
        return address(
            uint160(uint256(uint160(_addr)) & 0xffff | uint256(uint160(0xc0D3C0d3C0d3C0D3c0d3C0d3c0D3C0d3c0d30000)))
        );
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @title SafeCall
/// @notice Perform low level safe calls
library SafeCall {
    /// @notice Performs a low level call without copying any returndata.
    /// @dev Passes no calldata to the call context.
    /// @param _target   Address to call
    /// @param _gas      Amount of gas to pass to the call
    /// @param _value    Amount of value to pass to the call
    function send(address _target, uint256 _gas, uint256 _value) internal returns (bool success_) {
        assembly {
            success_ :=
                call(
                    _gas, // gas
                    _target, // recipient
                    _value, // ether value
                    0, // inloc
                    0, // inlen
                    0, // outloc
                    0 // outlen
                )
        }
    }

    /// @notice Perform a low level call with all gas without copying any returndata
    /// @param _target   Address to call
    /// @param _value    Amount of value to pass to the call
    function send(address _target, uint256 _value) internal returns (bool success_) {
        success_ = send(_target, gasleft(), _value);
    }

    /// @notice Perform a low level call without copying any returndata
    /// @param _target   Address to call
    /// @param _gas      Amount of gas to pass to the call
    /// @param _value    Amount of value to pass to the call
    /// @param _calldata Calldata to pass to the call
    function call(
        address _target,
        uint256 _gas,
        uint256 _value,
        bytes memory _calldata
    )
        internal
        returns (bool success_)
    {
        assembly {
            success_ :=
                call(
                    _gas, // gas
                    _target, // recipient
                    _value, // ether value
                    add(_calldata, 32), // inloc
                    mload(_calldata), // inlen
                    0, // outloc
                    0 // outlen
                )
        }
    }

    /// @notice Perform a low level call without copying any returndata
    /// @param _target   Address to call
    /// @param _value    Amount of value to pass to the call
    /// @param _calldata Calldata to pass to the call
    function call(address _target, uint256 _value, bytes memory _calldata) internal returns (bool success_) {
        success_ = call({ _target: _target, _gas: gasleft(), _value: _value, _calldata: _calldata });
    }

    /// @notice Perform a low level call without copying any returndata
    /// @param _target   Address to call
    /// @param _calldata Calldata to pass to the call
    function call(address _target, bytes memory _calldata) internal returns (bool success_) {
        success_ = call({ _target: _target, _gas: gasleft(), _value: 0, _calldata: _calldata });
    }

    /// @notice Helper function to determine if there is sufficient gas remaining within the context
    ///         to guarantee that the minimum gas requirement for a call will be met as well as
    ///         optionally reserving a specified amount of gas for after the call has concluded.
    /// @param _minGas      The minimum amount of gas that may be passed to the target context.
    /// @param _reservedGas Optional amount of gas to reserve for the caller after the execution
    ///                     of the target context.
    /// @return `true` if there is enough gas remaining to safely supply `_minGas` to the target
    ///         context as well as reserve `_reservedGas` for the caller after the execution of
    ///         the target context.
    /// @dev !!!!! FOOTGUN ALERT !!!!!
    ///      1.) The 40_000 base buffer is to account for the worst case of the dynamic cost of the
    ///          `CALL` opcode's `address_access_cost`, `positive_value_cost`, and
    ///          `value_to_empty_account_cost` factors with an added buffer of 5,700 gas. It is
    ///          still possible to self-rekt by initiating a withdrawal with a minimum gas limit
    ///          that does not account for the `memory_expansion_cost` & `code_execution_cost`
    ///          factors of the dynamic cost of the `CALL` opcode.
    ///      2.) This function should *directly* precede the external call if possible. There is an
    ///          added buffer to account for gas consumed between this check and the call, but it
    ///          is only 5,700 gas.
    ///      3.) Because EIP-150 ensures that a maximum of 63/64ths of the remaining gas in the call
    ///          frame may be passed to a subcontext, we need to ensure that the gas will not be
    ///          truncated.
    ///      4.) Use wisely. This function is not a silver bullet.
    function hasMinGas(uint256 _minGas, uint256 _reservedGas) internal view returns (bool) {
        bool _hasMinGas;
        assembly {
            // Equation: gas × 63 = minGas × 64 + 63(40_000 + reservedGas)
            _hasMinGas := iszero(lt(mul(gas(), 63), add(mul(_minGas, 64), mul(add(40000, _reservedGas), 63))))
        }
        return _hasMinGas;
    }

    /// @notice Perform a low level call without copying any returndata. This function
    ///         will revert if the call cannot be performed with the specified minimum
    ///         gas.
    /// @param _target   Address to call
    /// @param _minGas   The minimum amount of gas that may be passed to the call
    /// @param _value    Amount of value to pass to the call
    /// @param _calldata Calldata to pass to the call
    function callWithMinGas(
        address _target,
        uint256 _minGas,
        uint256 _value,
        bytes memory _calldata
    )
        internal
        returns (bool)
    {
        bool _success;
        bool _hasMinGas = hasMinGas(_minGas, 0);
        assembly {
            // Assertion: gasleft() >= (_minGas * 64) / 63 + 40_000
            if iszero(_hasMinGas) {
                // Store the "Error(string)" selector in scratch space.
                mstore(0, 0x08c379a0)
                // Store the pointer to the string length in scratch space.
                mstore(32, 32)
                // Store the string.
                //
                // SAFETY:
                // - We pad the beginning of the string with two zero bytes as well as the
                // length (24) to ensure that we override the free memory pointer at offset
                // 0x40. This is necessary because the free memory pointer is likely to
                // be greater than 1 byte when this function is called, but it is incredibly
                // unlikely that it will be greater than 3 bytes. As for the data within
                // 0x60, it is ensured that it is 0 due to 0x60 being the zero offset.
                // - It's fine to clobber the free memory pointer, we're reverting.
                mstore(88, 0x0000185361666543616c6c3a204e6f7420656e6f75676820676173)

                // Revert with 'Error("SafeCall: Not enough gas")'
                revert(28, 100)
            }

            // The call will be supplied at least ((_minGas * 64) / 63) gas due to the
            // above assertion. This ensures that, in all circumstances (except for when the
            // `_minGas` does not account for the `memory_expansion_cost` and `code_execution_cost`
            // factors of the dynamic cost of the `CALL` opcode), the call will receive at least
            // the minimum amount of gas specified.
            _success :=
                call(
                    gas(), // gas
                    _target, // recipient
                    _value, // ether value
                    add(_calldata, 32), // inloc
                    mload(_calldata), // inlen
                    0x00, // outloc
                    0x00 // outlen
                )
        }
        return _success;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @title Types
/// @notice Contains various types used throughout the Optimism contract system.
library Types {
    /// @notice OutputProposal represents a commitment to the L2 state. The timestamp is the L1
    ///         timestamp that the output root is posted. This timestamp is used to verify that the
    ///         finalization period has passed since the output root was submitted.
    /// @custom:field outputRoot    Hash of the L2 output.
    /// @custom:field timestamp     Timestamp of the L1 block that the output root was submitted in.
    /// @custom:field l2BlockNumber L2 block number that the output corresponds to.
    struct OutputProposal {
        bytes32 outputRoot;
        uint128 timestamp;
        uint128 l2BlockNumber;
    }

    /// @notice Struct representing the elements that are hashed together to generate an output root
    ///         which itself represents a snapshot of the L2 state.
    /// @custom:field version                  Version of the output root.
    /// @custom:field stateRoot                Root of the state trie at the block of this output.
    /// @custom:field messagePasserStorageRoot Root of the message passer storage trie.
    /// @custom:field latestBlockhash          Hash of the block this output was generated from.
    struct OutputRootProof {
        bytes32 version;
        bytes32 stateRoot;
        bytes32 messagePasserStorageRoot;
        bytes32 latestBlockhash;
    }

    /// @notice Struct representing a deposit transaction (L1 => L2 transaction) created by an end
    ///         user (as opposed to a system deposit transaction generated by the system).
    /// @custom:field from        Address of the sender of the transaction.
    /// @custom:field to          Address of the recipient of the transaction.
    /// @custom:field isCreation  True if the transaction is a contract creation.
    /// @custom:field value       Value to send to the recipient.
    /// @custom:field mint        Amount of ETH to mint.
    /// @custom:field gasLimit    Gas limit of the transaction.
    /// @custom:field data        Data of the transaction.
    /// @custom:field l1BlockHash Hash of the block the transaction was submitted in.
    /// @custom:field logIndex    Index of the log in the block the transaction was submitted in.
    struct UserDepositTransaction {
        address from;
        address to;
        bool isCreation;
        uint256 value;
        uint256 mint;
        uint64 gasLimit;
        bytes data;
        bytes32 l1BlockHash;
        uint256 logIndex;
    }

    /// @notice Struct representing a withdrawal transaction.
    /// @custom:field nonce    Nonce of the withdrawal transaction
    /// @custom:field sender   Address of the sender of the transaction.
    /// @custom:field target   Address of the recipient of the transaction.
    /// @custom:field value    Value to send to the recipient.
    /// @custom:field gasLimit Gas limit of the transaction.
    /// @custom:field data     Data of the transaction.
    struct WithdrawalTransaction {
        uint256 nonce;
        address sender;
        address target;
        uint256 value;
        uint256 gasLimit;
        bytes data;
    }

    /// @notice Enum representing where the FeeVault withdraws funds to.
    /// @custom:value L1 FeeVault withdraws funds to L1.
    /// @custom:value L2 FeeVault withdraws funds to L2.
    enum WithdrawalNetwork {
        L1,
        L2
    }
}

{
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "none",
    "useLiteralContent": false
  },
  "optimizer": {
    "enabled": true,
    "runs": 999999
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "remappings": [
    "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "@openzeppelin/contracts-v5/=lib/openzeppelin-contracts-v5/contracts/",
    "@rari-capital/solmate/=lib/solmate/",
    "@lib-keccak/=lib/lib-keccak/contracts/lib/",
    "@solady/=lib/solady/src/",
    "@solady-v0.0.245/=lib/solady-v0.0.245/src/",
    "forge-std/=lib/forge-std/src/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "safe-contracts/=lib/safe-contracts/contracts/",
    "kontrol-cheatcodes/=lib/kontrol-cheatcodes/src/",
    "interfaces/=interfaces/",
    "@solady-test/=lib/lib-keccak/lib/solady/test/",
    "erc4626-tests/=lib/openzeppelin-contracts-v5/lib/erc4626-tests/",
    "lib-keccak/=lib/lib-keccak/contracts/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts-v5/=lib/openzeppelin-contracts-v5/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "solady-v0.0.245/=lib/solady-v0.0.245/src/",
    "solady/=lib/solady/",
    "solmate/=lib/solmate/src/"
  ],
  "viaIR": false
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_recipient","type":"address"},{"internalType":"uint256","name":"_minWithdrawalAmount","type":"uint256"},{"internalType":"enum Types.WithdrawalNetwork","name":"_withdrawalNetwork","type":"uint8"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"},{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"address","name":"from","type":"address"}],"name":"Withdrawal","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"},{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"enum Types.WithdrawalNetwork","name":"withdrawalNetwork","type":"uint8"}],"name":"Withdrawal","type":"event"},{"inputs":[],"name":"MIN_WITHDRAWAL_AMOUNT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"RECIPIENT","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WITHDRAWAL_NETWORK","outputs":[{"internalType":"enum Types.WithdrawalNetwork","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minWithdrawalAmount","outputs":[{"internalType":"uint256","name":"amount_","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"recipient","outputs":[{"internalType":"address","name":"recipient_","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalProcessed","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"version","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawalNetwork","outputs":[{"internalType":"enum Types.WithdrawalNetwork","name":"network_","type":"uint8"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]

60e060405234801561001057600080fd5b5060405161094538038061094583398101604081905261002f91610079565b6001600160a01b03831660a0526080829052828282806001811115610056576100566100cc565b60c081600181111561006a5761006a6100cc565b815250505050505050506100e2565b60008060006060848603121561008e57600080fd5b83516001600160a01b03811681146100a557600080fd5b602085015160408601519194509250600281106100c157600080fd5b809150509250925092565b634e487b7160e01b600052602160045260246000fd5b60805160a05160c0516107ef610156600039600081816101b3015281816102450152818161044b015261048601526000818160b8015281816101800152818161039a01528181610429015281816104c201526105b70152600081816101ef01528181610279015261029d01526107ef6000f3fe60806040526004361061009a5760003560e01c806382356d8a1161006957806384411d651161004e57806384411d651461021d578063d0e12f9014610233578063d3e5792b1461026757600080fd5b806382356d8a146101a45780638312f149146101e057600080fd5b80630d9019e1146100a65780633ccfd60b1461010457806354fd4d501461011b57806366d003ac1461017157600080fd5b366100a157005b600080fd5b3480156100b257600080fd5b506100da7f000000000000000000000000000000000000000000000000000000000000000081565b60405173ffffffffffffffffffffffffffffffffffffffff90911681526020015b60405180910390f35b34801561011057600080fd5b5061011961029b565b005b34801561012757600080fd5b506101646040518060400160405280600c81526020017f312e352e302d626574612e36000000000000000000000000000000000000000081525081565b6040516100fb9190610671565b34801561017d57600080fd5b507f00000000000000000000000000000000000000000000000000000000000000006100da565b3480156101b057600080fd5b507f00000000000000000000000000000000000000000000000000000000000000005b6040516100fb919061074e565b3480156101ec57600080fd5b507f00000000000000000000000000000000000000000000000000000000000000005b6040519081526020016100fb565b34801561022957600080fd5b5061020f60005481565b34801561023f57600080fd5b506101d37f000000000000000000000000000000000000000000000000000000000000000081565b34801561027357600080fd5b5061020f7f000000000000000000000000000000000000000000000000000000000000000081565b7f0000000000000000000000000000000000000000000000000000000000000000471015610376576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152604a60248201527f4665655661756c743a207769746864726177616c20616d6f756e74206d75737460448201527f2062652067726561746572207468616e206d696e696d756d207769746864726160648201527f77616c20616d6f756e7400000000000000000000000000000000000000000000608482015260a4015b60405180910390fd5b60004790508060008082825461038c9190610762565b9091555050604080518281527f000000000000000000000000000000000000000000000000000000000000000073ffffffffffffffffffffffffffffffffffffffff166020820152338183015290517fc8a211cc64b6ed1b50595a9fcb1932b6d1e5a6e8ef15b60e5b1f988ea9086bba9181900360600190a17f38e04cbeb8c10f8f568618aa75be0f10b6729b8b4237743b4de20cbcde2839ee817f0000000000000000000000000000000000000000000000000000000000000000337f000000000000000000000000000000000000000000000000000000000000000060405161047a94939291906107a1565b60405180910390a160017f000000000000000000000000000000000000000000000000000000000000000060018111156104b6576104b66106e4565b0361057a5760006104e77f000000000000000000000000000000000000000000000000000000000000000083610649565b905080610576576040517f08c379a000000000000000000000000000000000000000000000000000000000815260206004820152603060248201527f4665655661756c743a206661696c656420746f2073656e642045544820746f2060448201527f4c322066656520726563697069656e7400000000000000000000000000000000606482015260840161036d565b5050565b6040517fc2b3e5ac00000000000000000000000000000000000000000000000000000000815273ffffffffffffffffffffffffffffffffffffffff7f000000000000000000000000000000000000000000000000000000000000000016600482015262061a80602482015260606044820152600060648201527342000000000000000000000000000000000000169063c2b3e5ac9083906084016000604051808303818588803b15801561062d57600080fd5b505af1158015610641573d6000803e3d6000fd5b505050505050565b6000610656835a8461065d565b9392505050565b6000806000806000858888f1949350505050565b600060208083528351808285015260005b8181101561069e57858101830151858201604001528201610682565b818111156106b0576000604083870101525b50601f017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe016929092016040019392505050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052602160045260246000fd5b6002811061074a577f4e487b7100000000000000000000000000000000000000000000000000000000600052602160045260246000fd5b9052565b6020810161075c8284610713565b92915050565b6000821982111561079c577f4e487b7100000000000000000000000000000000000000000000000000000000600052601160045260246000fd5b500190565b84815273ffffffffffffffffffffffffffffffffffffffff848116602083015283166040820152608081016107d96060830184610713565b9594505050505056fea164736f6c634300080f000a0000000000000000000000007990513f4d64d57524a0b2519759f53b0cb1aebd0000000000000000000000000000000000000000000000000de0b6b3a76400000000000000000000000000000000000000000000000000000000000000000001

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

0000000000000000000000007990513f4d64d57524a0b2519759f53b0cb1aebd0000000000000000000000000000000000000000000000000de0b6b3a76400000000000000000000000000000000000000000000000000000000000000000001

-----Decoded View---------------
Arg [0] : _recipient (address): 0x7990513f4d64d57524a0B2519759f53B0cB1aEbd
Arg [1] : _minWithdrawalAmount (uint256): 1000000000000000000
Arg [2] : _withdrawalNetwork (uint8): 1

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 0000000000000000000000007990513f4d64d57524a0b2519759f53b0cb1aebd
Arg [1] : 0000000000000000000000000000000000000000000000000de0b6b3a7640000
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000001