BERA Price: $3.82 (+3.83%)

Contract

0xf909c4Ae16622898b885B89d7F839E0244851c66
Transaction Hash
Method
Block
From
To
Transfer40730082025-04-23 5:15:491 min ago1745385349IN
0xf909c4Ae...244851c66
0 BERA0.000000020.001201
Transfer40728512025-04-23 5:10:386 mins ago1745385038IN
0xf909c4Ae...244851c66
0 BERA0.000000020.001201
Swap And Start B...40727392025-04-23 5:06:5710 mins ago1745384817IN
0xf909c4Ae...244851c66
71.24791597 BERA0.000007690.020201
Swap Tokens Gene...40725042025-04-23 4:59:1217 mins ago1745384352IN
0xf909c4Ae...244851c66
7.965202 BERA00.00000006
Swap And Start B...40724762025-04-23 4:58:1718 mins ago1745384297IN
0xf909c4Ae...244851c66
0.2691 BERA00.00000007
Start Bridge Tok...40722942025-04-23 4:52:1824 mins ago1745383938IN
0xf909c4Ae...244851c66
209.4258328 BERA0.000001180.00120001
Transfer40720142025-04-23 4:43:0534 mins ago1745383385IN
0xf909c4Ae...244851c66
0 BERA0.000000020.001201
Swap And Start B...40719302025-04-23 4:40:2036 mins ago1745383220IN
0xf909c4Ae...244851c66
0.78976906 BERA00.00000007
Swap Tokens Gene...40719192025-04-23 4:39:5837 mins ago1745383198IN
0xf909c4Ae...244851c66
2.516392 BERA00.00000006
Swap And Start B...40717752025-04-23 4:35:1141 mins ago1745382911IN
0xf909c4Ae...244851c66
0 BERA0.00000020.001201
Swap And Start B...40717582025-04-23 4:34:3842 mins ago1745382878IN
0xf909c4Ae...244851c66
0.20341969 BERA0.000000380.00120099
Transfer40714862025-04-23 4:25:4351 mins ago1745382343IN
0xf909c4Ae...244851c66
0 BERA0.000000020.001201
Swap And Start B...40713912025-04-23 4:22:3754 mins ago1745382157IN
0xf909c4Ae...244851c66
248.8379463 BERA00.000002
Swap Tokens Gene...40713472025-04-23 4:21:1055 mins ago1745382070IN
0xf909c4Ae...244851c66
0 BERA0.000000170.00120001
Swap Tokens Gene...40711772025-04-23 4:15:341 hr ago1745381734IN
0xf909c4Ae...244851c66
0 BERA0.000000690.000501
Swap Tokens Gene...40711542025-04-23 4:14:491 hr ago1745381689IN
0xf909c4Ae...244851c66
1.3 BERA0.000000340.001201
Swap Tokens Gene...40711042025-04-23 4:13:051 hr ago1745381585IN
0xf909c4Ae...244851c66
3.5 BERA0.000000030.000101
Swap Tokens Gene...40705922025-04-23 3:56:171 hr ago1745380577IN
0xf909c4Ae...244851c66
247.5 BERA0.000000220.00060101
Swap Tokens Gene...40705502025-04-23 3:54:531 hr ago1745380493IN
0xf909c4Ae...244851c66
0.02 BERA0.000000250.00120001
Swap Tokens Gene...40700272025-04-23 3:37:381 hr ago1745379458IN
0xf909c4Ae...244851c66
107.66879671 BERA00.00000011
Transfer40699572025-04-23 3:35:181 hr ago1745379318IN
0xf909c4Ae...244851c66
0 BERA00.00000054
Swap Tokens Gene...40695182025-04-23 3:20:511 hr ago1745378451IN
0xf909c4Ae...244851c66
0.1 BERA0.000000010.00008648
Swap And Start B...40692482025-04-23 3:12:002 hrs ago1745377920IN
0xf909c4Ae...244851c66
10 BERA0.000000020.00010615
Swap And Start B...40691572025-04-23 3:09:012 hrs ago1745377741IN
0xf909c4Ae...244851c66
20.01371559 BERA0.000000690.00133922
Swap And Start B...40691232025-04-23 3:07:532 hrs ago1745377673IN
0xf909c4Ae...244851c66
20.01371559 BERA0.000004780.00909143
View all transactions

Latest 25 internal transactions (View All)

Parent Transaction Hash Block From To
40729122025-04-23 5:12:404 mins ago1745385160
0xf909c4Ae...244851c66
0.04491268 BERA
40729122025-04-23 5:12:404 mins ago1745385160
0xf909c4Ae...244851c66
0.04491268 BERA
40728602025-04-23 5:10:576 mins ago1745385057
0xf909c4Ae...244851c66
0.08977155 BERA
40728602025-04-23 5:10:576 mins ago1745385057
0xf909c4Ae...244851c66
0.08977155 BERA
40727392025-04-23 5:06:5710 mins ago1745384817
0xf909c4Ae...244851c66
71.24791597 BERA
40726662025-04-23 5:04:3312 mins ago1745384673
0xf909c4Ae...244851c66
0.18890017 BERA
40726662025-04-23 5:04:3312 mins ago1745384673
0xf909c4Ae...244851c66
0.18890017 BERA
40725042025-04-23 4:59:1217 mins ago1745384352
0xf909c4Ae...244851c66
7.965202 BERA
40724762025-04-23 4:58:1718 mins ago1745384297
0xf909c4Ae...244851c66
0.2691 BERA
40722942025-04-23 4:52:1824 mins ago1745383938
0xf909c4Ae...244851c66
209.4258328 BERA
40722112025-04-23 4:49:3527 mins ago1745383775
0xf909c4Ae...244851c66
0.49704222 BERA
40722112025-04-23 4:49:3527 mins ago1745383775
0xf909c4Ae...244851c66
0.49704222 BERA
40719302025-04-23 4:40:2036 mins ago1745383220
0xf909c4Ae...244851c66
0.08976906 BERA
40719302025-04-23 4:40:2036 mins ago1745383220
0xf909c4Ae...244851c66
0.7 BERA
40719192025-04-23 4:39:5837 mins ago1745383198
0xf909c4Ae...244851c66
2.516392 BERA
40718262025-04-23 4:36:5140 mins ago1745383011
0xf909c4Ae...244851c66
0.02905784 BERA
40718262025-04-23 4:36:5140 mins ago1745383011
0xf909c4Ae...244851c66
0.02905784 BERA
40717582025-04-23 4:34:3842 mins ago1745382878
0xf909c4Ae...244851c66
0.00341969 BERA
40717582025-04-23 4:34:3842 mins ago1745382878
0xf909c4Ae...244851c66
0.1995 BERA
40717582025-04-23 4:34:3842 mins ago1745382878
0xf909c4Ae...244851c66
0.1995 BERA
40717582025-04-23 4:34:3842 mins ago1745382878
0xf909c4Ae...244851c66
0.2 BERA
40716042025-04-23 4:29:3547 mins ago1745382575
0xf909c4Ae...244851c66
0.05261142 BERA
40716042025-04-23 4:29:3547 mins ago1745382575
0xf909c4Ae...244851c66
0.05261142 BERA
40715332025-04-23 4:27:1749 mins ago1745382437
0xf909c4Ae...244851c66
0.12022651 BERA
40715332025-04-23 4:27:1749 mins ago1745382437
0xf909c4Ae...244851c66
0.12022651 BERA
View All Internal Transactions
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Contract Source Code Verified (Exact Match)

Contract Name:
LiFiDiamond

Compiler Version
v0.8.26+commit.8a97fa7a

Optimization Enabled:
Yes with 1000000 runs

Other Settings:
cancun EvmVersion
File 1 of 6 : LiFiDiamond.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { LibDiamond } from "./Libraries/LibDiamond.sol";
import { IDiamondCut } from "./Interfaces/IDiamondCut.sol";
import { LibUtil } from "./Libraries/LibUtil.sol";

/// @title LIFI Diamond
/// @author LI.FI (https://li.fi)
/// @notice Base EIP-2535 Diamond Proxy Contract.
/// @custom:version 1.0.0
contract LiFiDiamond {
    constructor(address _contractOwner, address _diamondCutFacet) payable {
        LibDiamond.setContractOwner(_contractOwner);

        // Add the diamondCut external function from the diamondCutFacet
        LibDiamond.FacetCut[] memory cut = new LibDiamond.FacetCut[](1);
        bytes4[] memory functionSelectors = new bytes4[](1);
        functionSelectors[0] = IDiamondCut.diamondCut.selector;
        cut[0] = LibDiamond.FacetCut({
            facetAddress: _diamondCutFacet,
            action: LibDiamond.FacetCutAction.Add,
            functionSelectors: functionSelectors
        });
        LibDiamond.diamondCut(cut, address(0), "");
    }

    // Find facet for function that is called and execute the
    // function if a facet is found and return any value.
    // solhint-disable-next-line no-complex-fallback
    fallback() external payable {
        LibDiamond.DiamondStorage storage ds;
        bytes32 position = LibDiamond.DIAMOND_STORAGE_POSITION;

        // get diamond storage
        // solhint-disable-next-line no-inline-assembly
        assembly {
            ds.slot := position
        }

        // get facet from function selector
        address facet = ds.selectorToFacetAndPosition[msg.sig].facetAddress;

        if (facet == address(0)) {
            revert LibDiamond.FunctionDoesNotExist();
        }

        // Execute external function from facet using delegatecall and return any value.
        // solhint-disable-next-line no-inline-assembly
        assembly {
            // copy function selector and any arguments
            calldatacopy(0, 0, calldatasize())
            // execute function call using the facet
            let result := delegatecall(gas(), facet, 0, calldatasize(), 0, 0)
            // get any return value
            returndatacopy(0, 0, returndatasize())
            // return any return value or error back to the caller
            switch result
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    // Able to receive ether
    // solhint-disable-next-line no-empty-blocks
    receive() external payable {}
}

File 2 of 6 : LibDiamond.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

// import { IDiamondCut } from "../Interfaces/LibDiamond.sol";
import { LibDiamond } from "../Libraries/LibDiamond.sol";
import { LibUtil } from "../Libraries/LibUtil.sol";
import { OnlyContractOwner } from "../Errors/GenericErrors.sol";

/// Implementation of EIP-2535 Diamond Standard
/// https://eips.ethereum.org/EIPS/eip-2535
library LibDiamond {
    bytes32 internal constant DIAMOND_STORAGE_POSITION =
        keccak256("diamond.standard.diamond.storage");

    // Diamond specific errors
    error IncorrectFacetCutAction();
    error NoSelectorsInFace();
    error FunctionAlreadyExists();
    error FacetAddressIsZero();
    error FacetAddressIsNotZero();
    error FacetContainsNoCode();
    error FunctionDoesNotExist();
    error FunctionIsImmutable();
    error InitZeroButCalldataNotEmpty();
    error CalldataEmptyButInitNotZero();
    error InitReverted();
    // ----------------

    struct FacetAddressAndPosition {
        address facetAddress;
        uint96 functionSelectorPosition; // position in facetFunctionSelectors.functionSelectors array
    }

    struct FacetFunctionSelectors {
        bytes4[] functionSelectors;
        uint256 facetAddressPosition; // position of facetAddress in facetAddresses array
    }

    struct DiamondStorage {
        // maps function selector to the facet address and
        // the position of the selector in the facetFunctionSelectors.selectors array
        mapping(bytes4 => FacetAddressAndPosition) selectorToFacetAndPosition;
        // maps facet addresses to function selectors
        mapping(address => FacetFunctionSelectors) facetFunctionSelectors;
        // facet addresses
        address[] facetAddresses;
        // Used to query if a contract implements an interface.
        // Used to implement ERC-165.
        mapping(bytes4 => bool) supportedInterfaces;
        // owner of the contract
        address contractOwner;
    }

    enum FacetCutAction {
        Add,
        Replace,
        Remove
    }
    // Add=0, Replace=1, Remove=2

    struct FacetCut {
        address facetAddress;
        FacetCutAction action;
        bytes4[] functionSelectors;
    }

    function diamondStorage()
        internal
        pure
        returns (DiamondStorage storage ds)
    {
        bytes32 position = DIAMOND_STORAGE_POSITION;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            ds.slot := position
        }
    }

    event OwnershipTransferred(
        address indexed previousOwner,
        address indexed newOwner
    );

    event DiamondCut(FacetCut[] _diamondCut, address _init, bytes _calldata);

    function setContractOwner(address _newOwner) internal {
        DiamondStorage storage ds = diamondStorage();
        address previousOwner = ds.contractOwner;
        ds.contractOwner = _newOwner;
        emit OwnershipTransferred(previousOwner, _newOwner);
    }

    function contractOwner() internal view returns (address contractOwner_) {
        contractOwner_ = diamondStorage().contractOwner;
    }

    function enforceIsContractOwner() internal view {
        if (msg.sender != diamondStorage().contractOwner)
            revert OnlyContractOwner();
    }

    // Internal function version of diamondCut
    function diamondCut(
        FacetCut[] memory _diamondCut,
        address _init,
        bytes memory _calldata
    ) internal {
        for (uint256 facetIndex; facetIndex < _diamondCut.length; ) {
            LibDiamond.FacetCutAction action = _diamondCut[facetIndex].action;
            if (action == LibDiamond.FacetCutAction.Add) {
                addFunctions(
                    _diamondCut[facetIndex].facetAddress,
                    _diamondCut[facetIndex].functionSelectors
                );
            } else if (action == LibDiamond.FacetCutAction.Replace) {
                replaceFunctions(
                    _diamondCut[facetIndex].facetAddress,
                    _diamondCut[facetIndex].functionSelectors
                );
            } else if (action == LibDiamond.FacetCutAction.Remove) {
                removeFunctions(
                    _diamondCut[facetIndex].facetAddress,
                    _diamondCut[facetIndex].functionSelectors
                );
            } else {
                revert IncorrectFacetCutAction();
            }
            unchecked {
                ++facetIndex;
            }
        }
        emit DiamondCut(_diamondCut, _init, _calldata);
        initializeDiamondCut(_init, _calldata);
    }

    function addFunctions(
        address _facetAddress,
        bytes4[] memory _functionSelectors
    ) internal {
        if (_functionSelectors.length == 0) {
            revert NoSelectorsInFace();
        }
        DiamondStorage storage ds = diamondStorage();
        if (LibUtil.isZeroAddress(_facetAddress)) {
            revert FacetAddressIsZero();
        }
        uint96 selectorPosition = uint96(
            ds.facetFunctionSelectors[_facetAddress].functionSelectors.length
        );
        // add new facet address if it does not exist
        if (selectorPosition == 0) {
            addFacet(ds, _facetAddress);
        }
        for (
            uint256 selectorIndex;
            selectorIndex < _functionSelectors.length;

        ) {
            bytes4 selector = _functionSelectors[selectorIndex];
            address oldFacetAddress = ds
                .selectorToFacetAndPosition[selector]
                .facetAddress;
            if (!LibUtil.isZeroAddress(oldFacetAddress)) {
                revert FunctionAlreadyExists();
            }
            addFunction(ds, selector, selectorPosition, _facetAddress);
            unchecked {
                ++selectorPosition;
                ++selectorIndex;
            }
        }
    }

    function replaceFunctions(
        address _facetAddress,
        bytes4[] memory _functionSelectors
    ) internal {
        if (_functionSelectors.length == 0) {
            revert NoSelectorsInFace();
        }
        DiamondStorage storage ds = diamondStorage();
        if (LibUtil.isZeroAddress(_facetAddress)) {
            revert FacetAddressIsZero();
        }
        uint96 selectorPosition = uint96(
            ds.facetFunctionSelectors[_facetAddress].functionSelectors.length
        );
        // add new facet address if it does not exist
        if (selectorPosition == 0) {
            addFacet(ds, _facetAddress);
        }
        for (
            uint256 selectorIndex;
            selectorIndex < _functionSelectors.length;

        ) {
            bytes4 selector = _functionSelectors[selectorIndex];
            address oldFacetAddress = ds
                .selectorToFacetAndPosition[selector]
                .facetAddress;
            if (oldFacetAddress == _facetAddress) {
                revert FunctionAlreadyExists();
            }
            removeFunction(ds, oldFacetAddress, selector);
            addFunction(ds, selector, selectorPosition, _facetAddress);
            unchecked {
                ++selectorPosition;
                ++selectorIndex;
            }
        }
    }

    function removeFunctions(
        address _facetAddress,
        bytes4[] memory _functionSelectors
    ) internal {
        if (_functionSelectors.length == 0) {
            revert NoSelectorsInFace();
        }
        DiamondStorage storage ds = diamondStorage();
        // if function does not exist then do nothing and return
        if (!LibUtil.isZeroAddress(_facetAddress)) {
            revert FacetAddressIsNotZero();
        }
        for (
            uint256 selectorIndex;
            selectorIndex < _functionSelectors.length;

        ) {
            bytes4 selector = _functionSelectors[selectorIndex];
            address oldFacetAddress = ds
                .selectorToFacetAndPosition[selector]
                .facetAddress;
            removeFunction(ds, oldFacetAddress, selector);
            unchecked {
                ++selectorIndex;
            }
        }
    }

    function addFacet(
        DiamondStorage storage ds,
        address _facetAddress
    ) internal {
        enforceHasContractCode(_facetAddress);
        ds.facetFunctionSelectors[_facetAddress].facetAddressPosition = ds
            .facetAddresses
            .length;
        ds.facetAddresses.push(_facetAddress);
    }

    function addFunction(
        DiamondStorage storage ds,
        bytes4 _selector,
        uint96 _selectorPosition,
        address _facetAddress
    ) internal {
        ds
            .selectorToFacetAndPosition[_selector]
            .functionSelectorPosition = _selectorPosition;
        ds.facetFunctionSelectors[_facetAddress].functionSelectors.push(
            _selector
        );
        ds.selectorToFacetAndPosition[_selector].facetAddress = _facetAddress;
    }

    function removeFunction(
        DiamondStorage storage ds,
        address _facetAddress,
        bytes4 _selector
    ) internal {
        if (LibUtil.isZeroAddress(_facetAddress)) {
            revert FunctionDoesNotExist();
        }
        // an immutable function is a function defined directly in a diamond
        if (_facetAddress == address(this)) {
            revert FunctionIsImmutable();
        }
        // replace selector with last selector, then delete last selector
        uint256 selectorPosition = ds
            .selectorToFacetAndPosition[_selector]
            .functionSelectorPosition;
        uint256 lastSelectorPosition = ds
            .facetFunctionSelectors[_facetAddress]
            .functionSelectors
            .length - 1;
        // if not the same then replace _selector with lastSelector
        if (selectorPosition != lastSelectorPosition) {
            bytes4 lastSelector = ds
                .facetFunctionSelectors[_facetAddress]
                .functionSelectors[lastSelectorPosition];
            ds.facetFunctionSelectors[_facetAddress].functionSelectors[
                selectorPosition
            ] = lastSelector;
            ds
                .selectorToFacetAndPosition[lastSelector]
                .functionSelectorPosition = uint96(selectorPosition);
        }
        // delete the last selector
        ds.facetFunctionSelectors[_facetAddress].functionSelectors.pop();
        delete ds.selectorToFacetAndPosition[_selector];

        // if no more selectors for facet address then delete the facet address
        if (lastSelectorPosition == 0) {
            // replace facet address with last facet address and delete last facet address
            uint256 lastFacetAddressPosition = ds.facetAddresses.length - 1;
            uint256 facetAddressPosition = ds
                .facetFunctionSelectors[_facetAddress]
                .facetAddressPosition;
            if (facetAddressPosition != lastFacetAddressPosition) {
                address lastFacetAddress = ds.facetAddresses[
                    lastFacetAddressPosition
                ];
                ds.facetAddresses[facetAddressPosition] = lastFacetAddress;
                ds
                    .facetFunctionSelectors[lastFacetAddress]
                    .facetAddressPosition = facetAddressPosition;
            }
            ds.facetAddresses.pop();
            delete ds
                .facetFunctionSelectors[_facetAddress]
                .facetAddressPosition;
        }
    }

    function initializeDiamondCut(
        address _init,
        bytes memory _calldata
    ) internal {
        if (LibUtil.isZeroAddress(_init)) {
            if (_calldata.length != 0) {
                revert InitZeroButCalldataNotEmpty();
            }
        } else {
            if (_calldata.length == 0) {
                revert CalldataEmptyButInitNotZero();
            }
            if (_init != address(this)) {
                enforceHasContractCode(_init);
            }
            // solhint-disable-next-line avoid-low-level-calls
            (bool success, bytes memory error) = _init.delegatecall(_calldata);
            if (!success) {
                if (error.length > 0) {
                    // bubble up the error
                    revert(string(error));
                } else {
                    revert InitReverted();
                }
            }
        }
    }

    function enforceHasContractCode(address _contract) internal view {
        uint256 contractSize;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            contractSize := extcodesize(_contract)
        }
        if (contractSize == 0) {
            revert FacetContainsNoCode();
        }
    }
}

File 3 of 6 : IDiamondCut.sol
// SPDX-License-Identifier: MIT
/// @custom:version 2.0.0
pragma solidity ^0.8.17;

import { LibDiamond } from "../Libraries/LibDiamond.sol";

interface IDiamondCut {
    /// @notice Add/replace/remove any number of functions and optionally execute
    ///         a function with delegatecall
    /// @param _diamondCut Contains the facet addresses and function selectors
    /// @param _init The address of the contract or facet to execute _calldata
    /// @param _calldata A function call, including function selector and arguments
    ///                  _calldata is executed with delegatecall on _init
    function diamondCut(
        LibDiamond.FacetCut[] calldata _diamondCut,
        address _init,
        bytes calldata _calldata
    ) external;

    event DiamondCut(
        LibDiamond.FacetCut[] _diamondCut,
        address _init,
        bytes _calldata
    );
}

File 4 of 6 : LibUtil.sol
// SPDX-License-Identifier: MIT
/// @custom:version 1.0.0
pragma solidity ^0.8.17;

import "./LibBytes.sol";

library LibUtil {
    using LibBytes for bytes;

    function getRevertMsg(
        bytes memory _res
    ) internal pure returns (string memory) {
        // If the _res length is less than 68, then the transaction failed silently (without a revert message)
        if (_res.length < 68) return "Transaction reverted silently";
        bytes memory revertData = _res.slice(4, _res.length - 4); // Remove the selector which is the first 4 bytes
        return abi.decode(revertData, (string)); // All that remains is the revert string
    }

    /// @notice Determines whether the given address is the zero address
    /// @param addr The address to verify
    /// @return Boolean indicating if the address is the zero address
    function isZeroAddress(address addr) internal pure returns (bool) {
        return addr == address(0);
    }

    function revertWith(bytes memory data) internal pure {
        assembly {
            let dataSize := mload(data) // Load the size of the data
            let dataPtr := add(data, 0x20) // Advance data pointer to the next word
            revert(dataPtr, dataSize) // Revert with the given data
        }
    }
}

File 5 of 6 : GenericErrors.sol
// SPDX-License-Identifier: MIT
/// @custom:version 1.0.0
pragma solidity ^0.8.17;

error AlreadyInitialized();
error CannotAuthoriseSelf();
error CannotBridgeToSameNetwork();
error ContractCallNotAllowed();
error CumulativeSlippageTooHigh(uint256 minAmount, uint256 receivedAmount);
error DiamondIsPaused();
error ExternalCallFailed();
error FunctionDoesNotExist();
error InformationMismatch();
error InsufficientBalance(uint256 required, uint256 balance);
error InvalidAmount();
error InvalidCallData();
error InvalidConfig();
error InvalidContract();
error InvalidDestinationChain();
error InvalidFallbackAddress();
error InvalidReceiver();
error InvalidSendingToken();
error NativeAssetNotSupported();
error NativeAssetTransferFailed();
error NoSwapDataProvided();
error NoSwapFromZeroBalance();
error NotAContract();
error NotInitialized();
error NoTransferToNullAddress();
error NullAddrIsNotAnERC20Token();
error NullAddrIsNotAValidSpender();
error OnlyContractOwner();
error RecoveryAddressCannotBeZero();
error ReentrancyError();
error TokenNotSupported();
error UnAuthorized();
error UnsupportedChainId(uint256 chainId);
error WithdrawFailed();
error ZeroAmount();

File 6 of 6 : LibBytes.sol
// SPDX-License-Identifier: MIT
/// @custom:version 1.0.0
pragma solidity ^0.8.17;

library LibBytes {
    // solhint-disable no-inline-assembly

    // LibBytes specific errors
    error SliceOverflow();
    error SliceOutOfBounds();
    error AddressOutOfBounds();

    bytes16 private constant _SYMBOLS = "0123456789abcdef";

    // -------------------------

    function slice(
        bytes memory _bytes,
        uint256 _start,
        uint256 _length
    ) internal pure returns (bytes memory) {
        if (_length + 31 < _length) revert SliceOverflow();
        if (_bytes.length < _start + _length) revert SliceOutOfBounds();

        bytes memory tempBytes;

        assembly {
            switch iszero(_length)
            case 0 {
                // Get a location of some free memory and store it in tempBytes as
                // Solidity does for memory variables.
                tempBytes := mload(0x40)

                // The first word of the slice result is potentially a partial
                // word read from the original array. To read it, we calculate
                // the length of that partial word and start copying that many
                // bytes into the array. The first word we copy will start with
                // data we don't care about, but the last `lengthmod` bytes will
                // land at the beginning of the contents of the new array. When
                // we're done copying, we overwrite the full first word with
                // the actual length of the slice.
                let lengthmod := and(_length, 31)

                // The multiplication in the next line is necessary
                // because when slicing multiples of 32 bytes (lengthmod == 0)
                // the following copy loop was copying the origin's length
                // and then ending prematurely not copying everything it should.
                let mc := add(
                    add(tempBytes, lengthmod),
                    mul(0x20, iszero(lengthmod))
                )
                let end := add(mc, _length)

                for {
                    // The multiplication in the next line has the same exact purpose
                    // as the one above.
                    let cc := add(
                        add(
                            add(_bytes, lengthmod),
                            mul(0x20, iszero(lengthmod))
                        ),
                        _start
                    )
                } lt(mc, end) {
                    mc := add(mc, 0x20)
                    cc := add(cc, 0x20)
                } {
                    mstore(mc, mload(cc))
                }

                mstore(tempBytes, _length)

                //update free-memory pointer
                //allocating the array padded to 32 bytes like the compiler does now
                mstore(0x40, and(add(mc, 31), not(31)))
            }
            //if we want a zero-length slice let's just return a zero-length array
            default {
                tempBytes := mload(0x40)
                //zero out the 32 bytes slice we are about to return
                //we need to do it because Solidity does not garbage collect
                mstore(tempBytes, 0)

                mstore(0x40, add(tempBytes, 0x20))
            }
        }

        return tempBytes;
    }

    function toAddress(
        bytes memory _bytes,
        uint256 _start
    ) internal pure returns (address) {
        if (_bytes.length < _start + 20) {
            revert AddressOutOfBounds();
        }
        address tempAddress;

        assembly {
            tempAddress := div(
                mload(add(add(_bytes, 0x20), _start)),
                0x1000000000000000000000000
            )
        }

        return tempAddress;
    }

    /// Copied from OpenZeppelin's `Strings.sol` utility library.
    /// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/8335676b0e99944eef6a742e16dcd9ff6e68e609/contracts/utils/Strings.sol
    function toHexString(
        uint256 value,
        uint256 length
    ) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

Settings
{
  "remappings": [
    "@eth-optimism/=node_modules/@hop-protocol/sdk/node_modules/@eth-optimism/",
    "@uniswap/=node_modules/@uniswap/",
    "eth-gas-reporter/=node_modules/eth-gas-reporter/",
    "@openzeppelin/=lib/openzeppelin-contracts/",
    "celer-network/=lib/sgn-v2-contracts/",
    "create3-factory/=lib/create3-factory/src/",
    "solmate/=lib/solmate/src/",
    "solady/=lib/solady/src/",
    "permit2/=lib/Permit2/src/",
    "ds-test/=lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "lifi/=src/",
    "test/=test/",
    "Permit2/=lib/Permit2/",
    "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "forge-gas-snapshot/=lib/Permit2/lib/forge-gas-snapshot/src/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "openzeppelin/=lib/openzeppelin-contracts/contracts/",
    "sgn-v2-contracts/=lib/sgn-v2-contracts/contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 1000000
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "cancun",
  "viaIR": false,
  "libraries": {}
}

Contract Security Audit

Contract ABI

API
[{"inputs":[{"internalType":"address","name":"_contractOwner","type":"address"},{"internalType":"address","name":"_diamondCutFacet","type":"address"}],"stateMutability":"payable","type":"constructor"},{"inputs":[],"name":"CalldataEmptyButInitNotZero","type":"error"},{"inputs":[],"name":"FacetAddressIsNotZero","type":"error"},{"inputs":[],"name":"FacetAddressIsZero","type":"error"},{"inputs":[],"name":"FacetContainsNoCode","type":"error"},{"inputs":[],"name":"FunctionAlreadyExists","type":"error"},{"inputs":[],"name":"FunctionDoesNotExist","type":"error"},{"inputs":[],"name":"FunctionIsImmutable","type":"error"},{"inputs":[],"name":"IncorrectFacetCutAction","type":"error"},{"inputs":[],"name":"InitReverted","type":"error"},{"inputs":[],"name":"InitZeroButCalldataNotEmpty","type":"error"},{"inputs":[],"name":"NoSelectorsInFace","type":"error"},{"anonymous":false,"inputs":[{"components":[{"internalType":"address","name":"facetAddress","type":"address"},{"internalType":"enum LibDiamond.FacetCutAction","name":"action","type":"uint8"},{"internalType":"bytes4[]","name":"functionSelectors","type":"bytes4[]"}],"indexed":false,"internalType":"struct LibDiamond.FacetCut[]","name":"_diamondCut","type":"tuple[]"},{"indexed":false,"internalType":"address","name":"_init","type":"address"},{"indexed":false,"internalType":"bytes","name":"_calldata","type":"bytes"}],"name":"DiamondCut","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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Deployed Bytecode

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

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

00000000000000000000000011f1022ca6adef6400e5677528a80d49a069c00c00000000000000000000000053d3837f141655a62ddc6778ab8d9ee80b9e60ff

-----Decoded View---------------
Arg [0] : _contractOwner (address): 0x11F1022cA6AdEF6400e5677528a80d49a069C00c
Arg [1] : _diamondCutFacet (address): 0x53d3837f141655a62ddc6778aB8d9eE80b9e60FF

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 00000000000000000000000011f1022ca6adef6400e5677528a80d49a069c00c
Arg [1] : 00000000000000000000000053d3837f141655a62ddc6778ab8d9ee80b9e60ff


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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.