ETH Price: $3,819.44 (+2.13%)
Gas: 10 Gwei

Contract

0x8898B472C54c31894e3B9bb83cEA802a5d0e63C6
 

Overview

ETH Balance

0.0190001 ETH

Eth Value

$72.57 (@ $3,819.44/ETH)

Token Holdings

Transaction Hash
Method
Block
From
To
Value
0x1c09b3a556003d4b5e8fea62872eaa28f40fcd54d7ea73386a5c8af6802b8c88Xcall(pending)2024-05-19 3:50:504 days ago1716090650IN
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0 ETH(Pending)(Pending)
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0 ETH0.002607068.66310794
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0.00002033 ETH0.002123267.85660001
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0.00000405 ETH0.001842846.90438505
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0 ETH0.002524689.31160931
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0 ETH0.0039796914.62575053
Xcall Into Local199120912024-05-20 15:40:112 days ago1716219611IN
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0 ETH0.00387914.35965021
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0 ETH0.0045287115.04376518
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0 ETH0.0043329516.03324784
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0 ETH0.0043390716.03324784
Xcall199119982024-05-20 15:21:352 days ago1716218495IN
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0 ETH0.002980811.0292762
Xcall Into Local199119692024-05-20 15:15:472 days ago1716218147IN
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0 ETH0.0030533211.29261639
Xcall199115352024-05-20 13:48:112 days ago1716212891IN
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0.00000517 ETH0.001774196.62696485
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Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Block From To Value
199319942024-05-23 10:29:475 mins ago1716460187
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0.00023352 ETH
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199319932024-05-23 10:29:355 mins ago1716460175
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xfa79FF69...115513e6D
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
ConnextDiamond

Compiler Version
v0.8.17+commit.8df45f5f

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license
File 1 of 3 : ConnextDiamond.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;

/******************************************************************************\
* Author: Nick Mudge <[email protected]> (https://twitter.com/mudgen)
* EIP-2535 Diamonds: https://eips.ethereum.org/EIPS/eip-2535
*
* Implementation of a diamond.
/******************************************************************************/

import {LibDiamond} from "../libraries/LibDiamond.sol";
import {IDiamondCut} from "../interfaces/IDiamondCut.sol";

contract ConnextDiamond {
  struct Initialization {
    address initContract;
    bytes initData;
  }

  /// @notice This construct a diamond contract
  /// @param _contractOwner the owner of the contract. With default DiamondCutFacet, this is the sole address allowed to make further cuts.
  /// @param _diamondCut the list of facet to add
  /// @param _initializations the list of initialization pair to execute. This allow to setup a contract with multiple level of independent initialization.
  constructor(
    address _contractOwner,
    IDiamondCut.FacetCut[] memory _diamondCut,
    Initialization[] memory _initializations
  ) payable {
    if (_contractOwner != address(0)) {
      LibDiamond.setContractOwner(_contractOwner);
    }

    LibDiamond.diamondCut(_diamondCut, address(0), "");

    uint256 len = _initializations.length;
    for (uint256 i = 0; i < len; ) {
      LibDiamond.initializeDiamondCut(_initializations[i].initContract, _initializations[i].initData);

      unchecked {
        ++i;
      }
    }
  }

  // Find facet for function that is called and execute the
  // function if a facet is found and return any value.
  fallback() external payable {
    LibDiamond.DiamondStorage storage ds;
    bytes32 position = LibDiamond.DIAMOND_STORAGE_POSITION;
    // get diamond storage
    assembly {
      ds.slot := position
    }
    // get facet from function selector
    address facet = ds.selectorToFacetAndPosition[msg.sig].facetAddress;
    require(facet != address(0), "Diamond: Function does not exist");
    // Execute external function from facet using delegatecall and return any value.
    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())
      }
    }
  }

  receive() external payable {}
}

File 3 of 3 : IDiamondCut.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;

/******************************************************************************\
* Author: Nick Mudge <[email protected]> (https://twitter.com/mudgen)
* EIP-2535 Diamonds: https://eips.ethereum.org/EIPS/eip-2535
/******************************************************************************/

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

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

  /// @notice Propose to 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 proposeDiamondCut(
    FacetCut[] calldata _diamondCut,
    address _init,
    bytes calldata _calldata
  ) external;

  event DiamondCutProposed(FacetCut[] _diamondCut, address _init, bytes _calldata, uint256 deadline);

  /// @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(
    FacetCut[] calldata _diamondCut,
    address _init,
    bytes calldata _calldata
  ) external;

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

  /// @notice Propose to 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 rescindDiamondCut(
    FacetCut[] calldata _diamondCut,
    address _init,
    bytes calldata _calldata
  ) external;

  /**
   * @notice Returns the acceptance time for a given proposal
   * @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 getAcceptanceTime(
    FacetCut[] calldata _diamondCut,
    address _init,
    bytes calldata _calldata
  ) external returns (uint256);

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

File 4 of 3 : LibDiamond.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;

/******************************************************************************\
* Author: Nick Mudge <[email protected]> (https://twitter.com/mudgen)
* EIP-2535 Diamonds: https://eips.ethereum.org/EIPS/eip-2535
/******************************************************************************/
import {IDiamondCut} from "../interfaces/IDiamondCut.sol";

// Remember to add the loupe functions from DiamondLoupeFacet to the diamond.
// The loupe functions are required by the EIP2535 Diamonds standard

library LibDiamond {
  bytes32 constant DIAMOND_STORAGE_POSITION = keccak256("diamond.standard.diamond.storage");

  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;
    // hash of proposed facets => acceptance time
    mapping(bytes32 => uint256) acceptanceTimes;
    // acceptance delay for upgrading facets
    uint256 acceptanceDelay;
  }

  function diamondStorage() internal pure returns (DiamondStorage storage ds) {
    bytes32 position = DIAMOND_STORAGE_POSITION;
    assembly {
      ds.slot := position
    }
  }

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

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

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

  function acceptanceDelay() internal view returns (uint256) {
    return diamondStorage().acceptanceDelay;
  }

  function acceptanceTime(bytes32 _key) internal view returns (uint256) {
    return diamondStorage().acceptanceTimes[_key];
  }

  function enforceIsContractOwner() internal view {
    require(msg.sender == diamondStorage().contractOwner, "LibDiamond: !contract owner");
  }

  event DiamondCutProposed(IDiamondCut.FacetCut[] _diamondCut, address _init, bytes _calldata, uint256 deadline);

  function proposeDiamondCut(
    IDiamondCut.FacetCut[] memory _diamondCut,
    address _init,
    bytes memory _calldata
  ) internal {
    // NOTE: to save gas, verification that `proposeDiamondCut` and `diamondCut` are not
    // included is performed in `diamondCut`, where there is already a loop over facets.
    // In the case where these cuts are performed, admins must call `rescindDiamondCut`

    DiamondStorage storage ds = diamondStorage();
    uint256 acceptance = block.timestamp + ds.acceptanceDelay;
    ds.acceptanceTimes[keccak256(abi.encode(_diamondCut, _init, _calldata))] = acceptance;
    emit DiamondCutProposed(_diamondCut, _init, _calldata, acceptance);
  }

  event DiamondCutRescinded(IDiamondCut.FacetCut[] _diamondCut, address _init, bytes _calldata);

  function rescindDiamondCut(
    IDiamondCut.FacetCut[] memory _diamondCut,
    address _init,
    bytes memory _calldata
  ) internal {
    // NOTE: you can always rescind a proposed facet cut as the owner, even if outside of the validity
    // period or befor the delay elpases
    delete diamondStorage().acceptanceTimes[keccak256(abi.encode(_diamondCut, _init, _calldata))];
    emit DiamondCutRescinded(_diamondCut, _init, _calldata);
  }

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

  // Internal function version of diamondCut
  function diamondCut(
    IDiamondCut.FacetCut[] memory _diamondCut,
    address _init,
    bytes memory _calldata
  ) internal {
    DiamondStorage storage ds = diamondStorage();
    bytes32 key = keccak256(abi.encode(_diamondCut, _init, _calldata));
    if (ds.facetAddresses.length != 0) {
      uint256 time = ds.acceptanceTimes[key];
      require(time != 0 && time <= block.timestamp, "LibDiamond: delay not elapsed");
      // Reset the acceptance time to ensure the same set of updates cannot be replayed
      // without going through a proposal window

      // NOTE: the only time this will not be set to 0 is when there are no
      // existing facet addresses (on initialization, or when starting after a bad upgrade,
      // for example).
      // The only relevant case is the initial case, which has no acceptance time. otherwise,
      // there is no way to update the facet selector mapping to call `diamondCut`.
      // Avoiding setting the empty value will save gas on the initial deployment.
      delete ds.acceptanceTimes[key];
    } // Otherwise, this is the first instance of deployment and it can be set automatically
    uint256 len = _diamondCut.length;
    for (uint256 facetIndex; facetIndex < len; ) {
      IDiamondCut.FacetCutAction action = _diamondCut[facetIndex].action;
      if (action == IDiamondCut.FacetCutAction.Add) {
        addFunctions(_diamondCut[facetIndex].facetAddress, _diamondCut[facetIndex].functionSelectors);
      } else if (action == IDiamondCut.FacetCutAction.Replace) {
        replaceFunctions(_diamondCut[facetIndex].facetAddress, _diamondCut[facetIndex].functionSelectors);
      } else if (action == IDiamondCut.FacetCutAction.Remove) {
        removeFunctions(_diamondCut[facetIndex].facetAddress, _diamondCut[facetIndex].functionSelectors);
      } else {
        revert("LibDiamondCut: Incorrect FacetCutAction");
      }

      unchecked {
        ++facetIndex;
      }
    }
    emit DiamondCut(_diamondCut, _init, _calldata);
    initializeDiamondCut(_init, _calldata);
  }

  function addFunctions(address _facetAddress, bytes4[] memory _functionSelectors) internal {
    require(_functionSelectors.length != 0, "LibDiamondCut: No selectors in facet to cut");
    DiamondStorage storage ds = diamondStorage();
    require(_facetAddress != address(0), "LibDiamondCut: Add facet can't be address(0)");
    uint96 selectorPosition = uint96(ds.facetFunctionSelectors[_facetAddress].functionSelectors.length);
    // add new facet address if it does not exist
    if (selectorPosition == 0) {
      addFacet(ds, _facetAddress);
    }
    uint256 len = _functionSelectors.length;
    for (uint256 selectorIndex; selectorIndex < len; ) {
      bytes4 selector = _functionSelectors[selectorIndex];
      address oldFacetAddress = ds.selectorToFacetAndPosition[selector].facetAddress;
      require(oldFacetAddress == address(0), "LibDiamondCut: Can't add function that already exists");
      addFunction(ds, selector, selectorPosition, _facetAddress);
      selectorPosition++;

      unchecked {
        ++selectorIndex;
      }
    }
  }

  function replaceFunctions(address _facetAddress, bytes4[] memory _functionSelectors) internal {
    uint256 len = _functionSelectors.length;
    require(len != 0, "LibDiamondCut: No selectors in facet to cut");
    DiamondStorage storage ds = diamondStorage();
    require(_facetAddress != address(0), "LibDiamondCut: Add facet can't be address(0)");
    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 < len; ) {
      bytes4 selector = _functionSelectors[selectorIndex];
      address oldFacetAddress = ds.selectorToFacetAndPosition[selector].facetAddress;
      require(oldFacetAddress != _facetAddress, "LibDiamondCut: Can't replace function with same function");
      removeFunction(ds, oldFacetAddress, selector);
      addFunction(ds, selector, selectorPosition, _facetAddress);
      selectorPosition++;

      unchecked {
        ++selectorIndex;
      }
    }
  }

  function removeFunctions(address _facetAddress, bytes4[] memory _functionSelectors) internal {
    require(_functionSelectors.length != 0, "LibDiamondCut: No selectors in facet to cut");
    DiamondStorage storage ds = diamondStorage();
    // get the propose and cut selectors -- can never remove these
    bytes4 proposeSelector = IDiamondCut.proposeDiamondCut.selector;
    bytes4 cutSelector = IDiamondCut.diamondCut.selector;
    // if function does not exist then do nothing and return
    require(_facetAddress == address(0), "LibDiamondCut: Remove facet address must be address(0)");
    uint256 len = _functionSelectors.length;
    for (uint256 selectorIndex; selectorIndex < len; ) {
      bytes4 selector = _functionSelectors[selectorIndex];
      require(selector != proposeSelector && selector != cutSelector, "LibDiamondCut: Cannot remove cut selectors");
      address oldFacetAddress = ds.selectorToFacetAndPosition[selector].facetAddress;
      removeFunction(ds, oldFacetAddress, selector);

      unchecked {
        ++selectorIndex;
      }
    }
  }

  function addFacet(DiamondStorage storage ds, address _facetAddress) internal {
    enforceHasContractCode(_facetAddress, "LibDiamondCut: New facet has no code");
    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 {
    require(_facetAddress != address(0), "LibDiamondCut: Can't remove function that doesn't exist");
    // an immutable function is a function defined directly in a diamond
    require(_facetAddress != address(this), "LibDiamondCut: Can't remove immutable function");
    // 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 (_init == address(0)) {
      require(_calldata.length == 0, "LibDiamondCut: _init is address(0) but_calldata is not empty");
    } else {
      require(_calldata.length != 0, "LibDiamondCut: _calldata is empty but _init is not address(0)");
      if (_init != address(this)) {
        enforceHasContractCode(_init, "LibDiamondCut: _init address has no code");
      }
      (bool success, bytes memory error) = _init.delegatecall(_calldata);
      if (!success) {
        if (error.length != 0) {
          // bubble up the error
          revert(string(error));
        } else {
          revert("LibDiamondCut: _init function reverted");
        }
      }
    }
  }

  function enforceHasContractCode(address _contract, string memory _errorMessage) internal view {
    require(_contract.code.length != 0, _errorMessage);
  }
}

Settings
{
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_contractOwner","type":"address"},{"components":[{"internalType":"address","name":"facetAddress","type":"address"},{"internalType":"enum IDiamondCut.FacetCutAction","name":"action","type":"uint8"},{"internalType":"bytes4[]","name":"functionSelectors","type":"bytes4[]"}],"internalType":"struct IDiamondCut.FacetCut[]","name":"_diamondCut","type":"tuple[]"},{"components":[{"internalType":"address","name":"initContract","type":"address"},{"internalType":"bytes","name":"initData","type":"bytes"}],"internalType":"struct ConnextDiamond.Initialization[]","name":"_initializations","type":"tuple[]"}],"stateMutability":"payable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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Block Transaction Difficulty Gas Used Reward
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Block Uncle Number Difficulty Gas Used Reward
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Validator Index Block Amount
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Transaction Hash Block Value Eth2 PubKey Valid
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Chain Token Portfolio % Price Amount Value
ETH83.20%$3,812.016,068.5066$23,133,227.2
ETH6.41%$11,781,190.7954$1,781,190.8
ETH5.44%$11,511,647.036$1,511,647.04
ETH3.66%$11,018,082.5653$1,018,082.57
ETH1.26%$77.654,523.6863$351,264.24
ETH0.03%$75.65117.4374$8,884.14
ETH<0.01%$0.964525291.4398$281.1
ETH<0.01%$3,461.810.0478$165.63
ETH<0.01%$0.794508110.9001$88.11
ETH
Ether (ETH)
<0.01%$3,812.010.019$72.43
ETH<0.01%$0.0012211,000$1.22
BLAST<0.01%$3,813.80.0164$62.42
OP<0.01%$3,812.840.00026213$0.99947
BASE<0.01%$3,813.340.00000989$0.037728
MATIC<0.01%$0.7316480.0002$0.000146
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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.