Contract 0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD 24

 
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0xc34bf655ce23a26413742abb35e2dc2aba6842f7a470845bd1a26eca000b50bbDeploy Dapi Prox...1131781402023-12-07 13:17:3776 days 9 hrs ago0x07b589f06bd0a5324c4e2376d66d2f4f25921de1 IN  0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd0 ETH0.000090723840.012147211
0x382e0cc62f0240fd4429b590e7c1e49c6caad29d540930b4d60a0664ace8d5eaDeploy Data Feed...1131781362023-12-07 13:17:2976 days 9 hrs ago0x07b589f06bd0a5324c4e2376d66d2f4f25921de1 IN  0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd0 ETH0.0001004769170.01217717
0x6dc0ac9c8a053c727e44911247daf440c76052396a547f64efdc02ec575193d7Deploy Dapi Prox...1131781322023-12-07 13:17:2176 days 9 hrs ago0x07b589f06bd0a5324c4e2376d66d2f4f25921de1 IN  0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd0 ETH0.0000792370820.012956552
0x3c49238050fae0c26d43be10fe31933344438cfbff67b03dd19bbbf6100a4e4cDeploy Data Feed...1131781292023-12-07 13:17:1576 days 9 hrs ago0x07b589f06bd0a5324c4e2376d66d2f4f25921de1 IN  0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd0 ETH0.0000889510250.012764745
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Latest 5 internal transactions
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0xc34bf655ce23a26413742abb35e2dc2aba6842f7a470845bd1a26eca000b50bb1131781402023-12-07 13:17:3776 days 9 hrs ago 0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd  Contract Creation0 ETH
0x382e0cc62f0240fd4429b590e7c1e49c6caad29d540930b4d60a0664ace8d5ea1131781362023-12-07 13:17:2976 days 9 hrs ago 0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd  Contract Creation0 ETH
0x6dc0ac9c8a053c727e44911247daf440c76052396a547f64efdc02ec575193d71131781322023-12-07 13:17:2176 days 9 hrs ago 0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd  Contract Creation0 ETH
0x3c49238050fae0c26d43be10fe31933344438cfbff67b03dd19bbbf6100a4e4c1131781292023-12-07 13:17:1576 days 9 hrs ago 0x9eb9798dc1b602067dfe5a57c3bfc914b965acfd  Contract Creation0 ETH
0xad099fb8e69f1b660e57a121722ae4ce20dbb1fbc830c1378756ceddf4453f861131781252023-12-07 13:17:0776 days 9 hrs ago 0x4e59b44847b379578588920ca78fbf26c0b4956c  Contract Creation0 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xd9cB76bcAE7219Fb3cB1936401804D7c9F921bCD
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
ProxyFactory

Compiler Version
v0.8.17+commit.8df45f5f

Optimization Enabled:
Yes with 1000 runs

Other Settings:
default evmVersion
File 1 of 21 : Create2.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Create2.sol)

pragma solidity ^0.8.0;

/**
 * @dev Helper to make usage of the `CREATE2` EVM opcode easier and safer.
 * `CREATE2` can be used to compute in advance the address where a smart
 * contract will be deployed, which allows for interesting new mechanisms known
 * as 'counterfactual interactions'.
 *
 * See the https://eips.ethereum.org/EIPS/eip-1014#motivation[EIP] for more
 * information.
 */
library Create2 {
    /**
     * @dev Deploys a contract using `CREATE2`. The address where the contract
     * will be deployed can be known in advance via {computeAddress}.
     *
     * The bytecode for a contract can be obtained from Solidity with
     * `type(contractName).creationCode`.
     *
     * Requirements:
     *
     * - `bytecode` must not be empty.
     * - `salt` must have not been used for `bytecode` already.
     * - the factory must have a balance of at least `amount`.
     * - if `amount` is non-zero, `bytecode` must have a `payable` constructor.
     */
    function deploy(
        uint256 amount,
        bytes32 salt,
        bytes memory bytecode
    ) internal returns (address addr) {
        require(address(this).balance >= amount, "Create2: insufficient balance");
        require(bytecode.length != 0, "Create2: bytecode length is zero");
        /// @solidity memory-safe-assembly
        assembly {
            addr := create2(amount, add(bytecode, 0x20), mload(bytecode), salt)
        }
        require(addr != address(0), "Create2: Failed on deploy");
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy}. Any change in the
     * `bytecodeHash` or `salt` will result in a new destination address.
     */
    function computeAddress(bytes32 salt, bytes32 bytecodeHash) internal view returns (address) {
        return computeAddress(salt, bytecodeHash, address(this));
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy} from a contract located at
     * `deployer`. If `deployer` is this contract's address, returns the same value as {computeAddress}.
     */
    function computeAddress(
        bytes32 salt,
        bytes32 bytecodeHash,
        address deployer
    ) internal pure returns (address addr) {
        /// @solidity memory-safe-assembly
        assembly {
            let ptr := mload(0x40) // Get free memory pointer

            // |                   | ↓ ptr ...  ↓ ptr + 0x0B (start) ...  ↓ ptr + 0x20 ...  ↓ ptr + 0x40 ...   |
            // |-------------------|---------------------------------------------------------------------------|
            // | bytecodeHash      |                                                        CCCCCCCCCCCCC...CC |
            // | salt              |                                      BBBBBBBBBBBBB...BB                   |
            // | deployer          | 000000...0000AAAAAAAAAAAAAAAAAAA...AA                                     |
            // | 0xFF              |            FF                                                             |
            // |-------------------|---------------------------------------------------------------------------|
            // | memory            | 000000...00FFAAAAAAAAAAAAAAAAAAA...AABBBBBBBBBBBBB...BBCCCCCCCCCCCCC...CC |
            // | keccak(start, 85) |            ↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑ |

            mstore(add(ptr, 0x40), bytecodeHash)
            mstore(add(ptr, 0x20), salt)
            mstore(ptr, deployer) // Right-aligned with 12 preceding garbage bytes
            let start := add(ptr, 0x0b) // The hashed data starts at the final garbage byte which we will set to 0xff
            mstore8(start, 0xff)
            addr := keccak256(start, 85)
        }
    }
}

File 2 of 21 : IAccessControlRegistryAdminned.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "../../utils/interfaces/ISelfMulticall.sol";

interface IAccessControlRegistryAdminned is ISelfMulticall {
    function accessControlRegistry() external view returns (address);

    function adminRoleDescription() external view returns (string memory);
}

File 3 of 21 : IAccessControlRegistryAdminnedWithManager.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IAccessControlRegistryAdminned.sol";

interface IAccessControlRegistryAdminnedWithManager is
    IAccessControlRegistryAdminned
{
    function manager() external view returns (address);

    function adminRole() external view returns (bytes32);
}

File 4 of 21 : IApi3ServerV1.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IOevDapiServer.sol";
import "./IBeaconUpdatesWithSignedData.sol";

interface IApi3ServerV1 is IOevDapiServer, IBeaconUpdatesWithSignedData {
    function readDataFeedWithId(
        bytes32 dataFeedId
    ) external view returns (int224 value, uint32 timestamp);

    function readDataFeedWithDapiNameHash(
        bytes32 dapiNameHash
    ) external view returns (int224 value, uint32 timestamp);

    function readDataFeedWithIdAsOevProxy(
        bytes32 dataFeedId
    ) external view returns (int224 value, uint32 timestamp);

    function readDataFeedWithDapiNameHashAsOevProxy(
        bytes32 dapiNameHash
    ) external view returns (int224 value, uint32 timestamp);

    function dataFeeds(
        bytes32 dataFeedId
    ) external view returns (int224 value, uint32 timestamp);

    function oevProxyToIdToDataFeed(
        address proxy,
        bytes32 dataFeedId
    ) external view returns (int224 value, uint32 timestamp);
}

File 5 of 21 : IBeaconUpdatesWithSignedData.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IDataFeedServer.sol";

interface IBeaconUpdatesWithSignedData is IDataFeedServer {
    function updateBeaconWithSignedData(
        address airnode,
        bytes32 templateId,
        uint256 timestamp,
        bytes calldata data,
        bytes calldata signature
    ) external returns (bytes32 beaconId);
}

File 6 of 21 : IDapiServer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "../../access-control-registry/interfaces/IAccessControlRegistryAdminnedWithManager.sol";
import "./IDataFeedServer.sol";

interface IDapiServer is
    IAccessControlRegistryAdminnedWithManager,
    IDataFeedServer
{
    event SetDapiName(
        bytes32 indexed dataFeedId,
        bytes32 indexed dapiName,
        address sender
    );

    function setDapiName(bytes32 dapiName, bytes32 dataFeedId) external;

    function dapiNameToDataFeedId(
        bytes32 dapiName
    ) external view returns (bytes32);

    // solhint-disable-next-line func-name-mixedcase
    function DAPI_NAME_SETTER_ROLE_DESCRIPTION()
        external
        view
        returns (string memory);

    function dapiNameSetterRole() external view returns (bytes32);

    function dapiNameHashToDataFeedId(
        bytes32 dapiNameHash
    ) external view returns (bytes32 dataFeedId);
}

File 7 of 21 : IDataFeedServer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "../../utils/interfaces/IExtendedSelfMulticall.sol";

interface IDataFeedServer is IExtendedSelfMulticall {
    event UpdatedBeaconWithSignedData(
        bytes32 indexed beaconId,
        int224 value,
        uint32 timestamp
    );

    event UpdatedBeaconSetWithBeacons(
        bytes32 indexed beaconSetId,
        int224 value,
        uint32 timestamp
    );

    function updateBeaconSetWithBeacons(
        bytes32[] memory beaconIds
    ) external returns (bytes32 beaconSetId);
}

File 8 of 21 : IOevDapiServer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IOevDataFeedServer.sol";
import "./IDapiServer.sol";

interface IOevDapiServer is IOevDataFeedServer, IDapiServer {}

File 9 of 21 : IOevDataFeedServer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IDataFeedServer.sol";

interface IOevDataFeedServer is IDataFeedServer {
    event UpdatedOevProxyBeaconWithSignedData(
        bytes32 indexed beaconId,
        address indexed proxy,
        bytes32 indexed updateId,
        int224 value,
        uint32 timestamp
    );

    event UpdatedOevProxyBeaconSetWithSignedData(
        bytes32 indexed beaconSetId,
        address indexed proxy,
        bytes32 indexed updateId,
        int224 value,
        uint32 timestamp
    );

    event Withdrew(
        address indexed oevProxy,
        address oevBeneficiary,
        uint256 amount
    );

    function updateOevProxyDataFeedWithSignedData(
        address oevProxy,
        bytes32 dataFeedId,
        bytes32 updateId,
        uint256 timestamp,
        bytes calldata data,
        bytes[] calldata packedOevUpdateSignatures
    ) external payable;

    function withdraw(address oevProxy) external;

    function oevProxyToBalance(
        address oevProxy
    ) external view returns (uint256 balance);
}

File 10 of 21 : DapiProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./interfaces/IDapiProxy.sol";
import "../interfaces/IApi3ServerV1.sol";

/// @title An immutable proxy contract that is used to read a specific dAPI of
/// a specific Api3ServerV1 contract
/// @notice In an effort to reduce the bytecode of this contract, its
/// constructor arguments are validated by ProxyFactory, rather than
/// internally. If you intend to deploy this contract without using
/// ProxyFactory, you are recommended to implement an equivalent validation.
/// @dev The proxy contracts are generalized to support most types of numerical
/// data feeds. This means that the user of this proxy is expected to validate
/// the read values according to the specific use-case. For example, `value` is
/// a signed integer, yet it being negative may not make sense in the case that
/// the data feed represents the spot price of an asset. In that case, the user
/// is responsible with ensuring that `value` is not negative.
/// In the case that the data feed is from a single source, `timestamp` is the
/// system time of the Airnode when it signed the data. In the case that the
/// data feed is from multiple sources, `timestamp` is the median of system
/// times of the Airnodes when they signed the respective data. There are two
/// points to consider while using `timestamp` in your contract logic: (1) It
/// is based on the system time of the Airnodes, and not the block timestamp.
/// This may be relevant when either of them drifts. (2) `timestamp` is an
/// off-chain value that is being reported, similar to `value`. Both should
/// only be trusted as much as the Airnode(s) that report them.
contract DapiProxy is IDapiProxy {
    /// @notice Api3ServerV1 address
    address public immutable override api3ServerV1;
    /// @notice Hash of the dAPI name
    bytes32 public immutable override dapiNameHash;

    /// @param _api3ServerV1 Api3ServerV1 address
    /// @param _dapiNameHash Hash of the dAPI name
    constructor(address _api3ServerV1, bytes32 _dapiNameHash) {
        api3ServerV1 = _api3ServerV1;
        dapiNameHash = _dapiNameHash;
    }

    /// @notice Reads the dAPI that this proxy maps to
    /// @return value dAPI value
    /// @return timestamp dAPI timestamp
    function read()
        external
        view
        virtual
        override
        returns (int224 value, uint32 timestamp)
    {
        (value, timestamp) = IApi3ServerV1(api3ServerV1)
            .readDataFeedWithDapiNameHash(dapiNameHash);
    }
}

File 11 of 21 : DapiProxyWithOev.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./DapiProxy.sol";
import "./interfaces/IOevProxy.sol";

/// @title An immutable proxy contract that is used to read a specific dAPI of
/// a specific Api3ServerV1 contract and inform Api3ServerV1 about the
/// beneficiary of the respective OEV proceeds
/// @notice In an effort to reduce the bytecode of this contract, its
/// constructor arguments are validated by ProxyFactory, rather than
/// internally. If you intend to deploy this contract without using
/// ProxyFactory, you are recommended to implement an equivalent validation.
/// @dev See DapiProxy.sol for comments about usage
contract DapiProxyWithOev is DapiProxy, IOevProxy {
    /// @notice OEV beneficiary address
    address public immutable override oevBeneficiary;

    /// @param _api3ServerV1 Api3ServerV1 address
    /// @param _dapiNameHash Hash of the dAPI name
    /// @param _oevBeneficiary OEV beneficiary
    constructor(
        address _api3ServerV1,
        bytes32 _dapiNameHash,
        address _oevBeneficiary
    ) DapiProxy(_api3ServerV1, _dapiNameHash) {
        oevBeneficiary = _oevBeneficiary;
    }

    /// @notice Reads the dAPI that this proxy maps to
    /// @return value dAPI value
    /// @return timestamp dAPI timestamp
    function read()
        external
        view
        virtual
        override
        returns (int224 value, uint32 timestamp)
    {
        (value, timestamp) = IApi3ServerV1(api3ServerV1)
            .readDataFeedWithDapiNameHashAsOevProxy(dapiNameHash);
    }
}

File 12 of 21 : DataFeedProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./interfaces/IDataFeedProxy.sol";
import "../interfaces/IApi3ServerV1.sol";

/// @title An immutable proxy contract that is used to read a specific data
/// feed (Beacon or Beacon set) of a specific Api3ServerV1 contract
/// @notice In an effort to reduce the bytecode of this contract, its
/// constructor arguments are validated by ProxyFactory, rather than
/// internally. If you intend to deploy this contract without using
/// ProxyFactory, you are recommended to implement an equivalent validation.
/// @dev See DapiProxy.sol for comments about usage
contract DataFeedProxy is IDataFeedProxy {
    /// @notice Api3ServerV1 address
    address public immutable override api3ServerV1;
    /// @notice Data feed ID
    bytes32 public immutable override dataFeedId;

    /// @param _api3ServerV1 Api3ServerV1 address
    /// @param _dataFeedId Data feed (Beacon or Beacon set) ID
    constructor(address _api3ServerV1, bytes32 _dataFeedId) {
        api3ServerV1 = _api3ServerV1;
        dataFeedId = _dataFeedId;
    }

    /// @notice Reads the data feed that this proxy maps to
    /// @return value Data feed value
    /// @return timestamp Data feed timestamp
    function read()
        external
        view
        virtual
        override
        returns (int224 value, uint32 timestamp)
    {
        (value, timestamp) = IApi3ServerV1(api3ServerV1).readDataFeedWithId(
            dataFeedId
        );
    }
}

File 13 of 21 : DataFeedProxyWithOev.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./DataFeedProxy.sol";
import "./interfaces/IOevProxy.sol";

/// @title An immutable proxy contract that is used to read a specific data
/// feed (Beacon or Beacon set) of a specific Api3ServerV1 contract and inform
/// Api3ServerV1 about the beneficiary of the respective OEV proceeds
/// @notice In an effort to reduce the bytecode of this contract, its
/// constructor arguments are validated by ProxyFactory, rather than
/// internally. If you intend to deploy this contract without using
/// ProxyFactory, you are recommended to implement an equivalent validation.
/// @dev See DapiProxy.sol for comments about usage
contract DataFeedProxyWithOev is DataFeedProxy, IOevProxy {
    /// @notice OEV beneficiary address
    address public immutable override oevBeneficiary;

    /// @param _api3ServerV1 Api3ServerV1 address
    /// @param _dataFeedId Data feed (Beacon or Beacon set) ID
    /// @param _oevBeneficiary OEV beneficiary
    constructor(
        address _api3ServerV1,
        bytes32 _dataFeedId,
        address _oevBeneficiary
    ) DataFeedProxy(_api3ServerV1, _dataFeedId) {
        oevBeneficiary = _oevBeneficiary;
    }

    /// @notice Reads the data feed that this proxy maps to
    /// @return value Data feed value
    /// @return timestamp Data feed timestamp
    function read()
        external
        view
        virtual
        override
        returns (int224 value, uint32 timestamp)
    {
        (value, timestamp) = IApi3ServerV1(api3ServerV1)
            .readDataFeedWithIdAsOevProxy(dataFeedId);
    }
}

File 14 of 21 : IDapiProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IProxy.sol";

interface IDapiProxy is IProxy {
    function dapiNameHash() external view returns (bytes32);
}

File 15 of 21 : IDataFeedProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./IProxy.sol";

interface IDataFeedProxy is IProxy {
    function dataFeedId() external view returns (bytes32);
}

File 16 of 21 : IOevProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IOevProxy {
    function oevBeneficiary() external view returns (address);
}

File 17 of 21 : IProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @dev See DapiProxy.sol for comments about usage
interface IProxy {
    function read() external view returns (int224 value, uint32 timestamp);

    function api3ServerV1() external view returns (address);
}

File 18 of 21 : IProxyFactory.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IProxyFactory {
    event DeployedDataFeedProxy(
        address indexed proxyAddress,
        bytes32 indexed dataFeedId,
        bytes metadata
    );

    event DeployedDapiProxy(
        address indexed proxyAddress,
        bytes32 indexed dapiName,
        bytes metadata
    );

    event DeployedDataFeedProxyWithOev(
        address indexed proxyAddress,
        bytes32 indexed dataFeedId,
        address oevBeneficiary,
        bytes metadata
    );

    event DeployedDapiProxyWithOev(
        address indexed proxyAddress,
        bytes32 indexed dapiName,
        address oevBeneficiary,
        bytes metadata
    );

    function deployDataFeedProxy(
        bytes32 dataFeedId,
        bytes calldata metadata
    ) external returns (address proxyAddress);

    function deployDapiProxy(
        bytes32 dapiName,
        bytes calldata metadata
    ) external returns (address proxyAddress);

    function deployDataFeedProxyWithOev(
        bytes32 dataFeedId,
        address oevBeneficiary,
        bytes calldata metadata
    ) external returns (address proxyAddress);

    function deployDapiProxyWithOev(
        bytes32 dapiName,
        address oevBeneficiary,
        bytes calldata metadata
    ) external returns (address proxyAddress);

    function computeDataFeedProxyAddress(
        bytes32 dataFeedId,
        bytes calldata metadata
    ) external view returns (address proxyAddress);

    function computeDapiProxyAddress(
        bytes32 dapiName,
        bytes calldata metadata
    ) external view returns (address proxyAddress);

    function computeDataFeedProxyWithOevAddress(
        bytes32 dataFeedId,
        address oevBeneficiary,
        bytes calldata metadata
    ) external view returns (address proxyAddress);

    function computeDapiProxyWithOevAddress(
        bytes32 dapiName,
        address oevBeneficiary,
        bytes calldata metadata
    ) external view returns (address proxyAddress);

    function api3ServerV1() external view returns (address);
}

File 19 of 21 : ProxyFactory.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./DataFeedProxy.sol";
import "./DapiProxy.sol";
import "./DataFeedProxyWithOev.sol";
import "./DapiProxyWithOev.sol";
import "./interfaces/IProxyFactory.sol";
import "@openzeppelin/contracts/utils/Create2.sol";

/// @title Contract factory that deterministically deploys proxies that read
/// data feeds (Beacons or Beacon sets) or dAPIs, along with optional OEV
/// support
/// @dev The proxies are deployed normally and not cloned to minimize the gas
/// cost overhead while using them to read data feed values
contract ProxyFactory is IProxyFactory {
    /// @notice Api3ServerV1 address
    address public immutable override api3ServerV1;

    /// @param _api3ServerV1 Api3ServerV1 address
    constructor(address _api3ServerV1) {
        require(_api3ServerV1 != address(0), "Api3ServerV1 address zero");
        api3ServerV1 = _api3ServerV1;
    }

    /// @notice Deterministically deploys a data feed proxy
    /// @param dataFeedId Data feed ID
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function deployDataFeedProxy(
        bytes32 dataFeedId,
        bytes calldata metadata
    ) external override returns (address proxyAddress) {
        require(dataFeedId != bytes32(0), "Data feed ID zero");
        proxyAddress = address(
            new DataFeedProxy{salt: keccak256(metadata)}(
                api3ServerV1,
                dataFeedId
            )
        );
        emit DeployedDataFeedProxy(proxyAddress, dataFeedId, metadata);
    }

    /// @notice Deterministically deploys a dAPI proxy
    /// @param dapiName dAPI name
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function deployDapiProxy(
        bytes32 dapiName,
        bytes calldata metadata
    ) external override returns (address proxyAddress) {
        require(dapiName != bytes32(0), "dAPI name zero");
        proxyAddress = address(
            new DapiProxy{salt: keccak256(metadata)}(
                api3ServerV1,
                keccak256(abi.encodePacked(dapiName))
            )
        );
        emit DeployedDapiProxy(proxyAddress, dapiName, metadata);
    }

    /// @notice Deterministically deploys a data feed proxy with OEV support
    /// @param dataFeedId Data feed ID
    /// @param oevBeneficiary OEV beneficiary
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function deployDataFeedProxyWithOev(
        bytes32 dataFeedId,
        address oevBeneficiary,
        bytes calldata metadata
    ) external override returns (address proxyAddress) {
        require(dataFeedId != bytes32(0), "Data feed ID zero");
        require(oevBeneficiary != address(0), "OEV beneficiary zero");
        proxyAddress = address(
            new DataFeedProxyWithOev{salt: keccak256(metadata)}(
                api3ServerV1,
                dataFeedId,
                oevBeneficiary
            )
        );
        emit DeployedDataFeedProxyWithOev(
            proxyAddress,
            dataFeedId,
            oevBeneficiary,
            metadata
        );
    }

    /// @notice Deterministically deploys a dAPI proxy with OEV support
    /// @param dapiName dAPI name
    /// @param oevBeneficiary OEV beneficiary
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function deployDapiProxyWithOev(
        bytes32 dapiName,
        address oevBeneficiary,
        bytes calldata metadata
    ) external override returns (address proxyAddress) {
        require(dapiName != bytes32(0), "dAPI name zero");
        require(oevBeneficiary != address(0), "OEV beneficiary zero");
        proxyAddress = address(
            new DapiProxyWithOev{salt: keccak256(metadata)}(
                api3ServerV1,
                keccak256(abi.encodePacked(dapiName)),
                oevBeneficiary
            )
        );
        emit DeployedDapiProxyWithOev(
            proxyAddress,
            dapiName,
            oevBeneficiary,
            metadata
        );
    }

    /// @notice Computes the address of the data feed proxy
    /// @param dataFeedId Data feed ID
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function computeDataFeedProxyAddress(
        bytes32 dataFeedId,
        bytes calldata metadata
    ) external view override returns (address proxyAddress) {
        require(dataFeedId != bytes32(0), "Data feed ID zero");
        proxyAddress = Create2.computeAddress(
            keccak256(metadata),
            keccak256(
                abi.encodePacked(
                    type(DataFeedProxy).creationCode,
                    abi.encode(api3ServerV1, dataFeedId)
                )
            )
        );
    }

    /// @notice Computes the address of the dAPI proxy
    /// @param dapiName dAPI name
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function computeDapiProxyAddress(
        bytes32 dapiName,
        bytes calldata metadata
    ) external view override returns (address proxyAddress) {
        require(dapiName != bytes32(0), "dAPI name zero");
        proxyAddress = Create2.computeAddress(
            keccak256(metadata),
            keccak256(
                abi.encodePacked(
                    type(DapiProxy).creationCode,
                    abi.encode(
                        api3ServerV1,
                        keccak256(abi.encodePacked(dapiName))
                    )
                )
            )
        );
    }

    /// @notice Computes the address of the data feed proxy with OEV support
    /// @param dataFeedId Data feed ID
    /// @param oevBeneficiary OEV beneficiary
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function computeDataFeedProxyWithOevAddress(
        bytes32 dataFeedId,
        address oevBeneficiary,
        bytes calldata metadata
    ) external view override returns (address proxyAddress) {
        require(dataFeedId != bytes32(0), "Data feed ID zero");
        require(oevBeneficiary != address(0), "OEV beneficiary zero");
        proxyAddress = Create2.computeAddress(
            keccak256(metadata),
            keccak256(
                abi.encodePacked(
                    type(DataFeedProxyWithOev).creationCode,
                    abi.encode(api3ServerV1, dataFeedId, oevBeneficiary)
                )
            )
        );
    }

    /// @notice Computes the address of the dAPI proxy with OEV support
    /// @param dapiName dAPI name
    /// @param oevBeneficiary OEV beneficiary
    /// @param metadata Metadata associated with the proxy
    /// @return proxyAddress Proxy address
    function computeDapiProxyWithOevAddress(
        bytes32 dapiName,
        address oevBeneficiary,
        bytes calldata metadata
    ) external view override returns (address proxyAddress) {
        require(dapiName != bytes32(0), "dAPI name zero");
        require(oevBeneficiary != address(0), "OEV beneficiary zero");
        proxyAddress = Create2.computeAddress(
            keccak256(metadata),
            keccak256(
                abi.encodePacked(
                    type(DapiProxyWithOev).creationCode,
                    abi.encode(
                        api3ServerV1,
                        keccak256(abi.encodePacked(dapiName)),
                        oevBeneficiary
                    )
                )
            )
        );
    }
}

File 20 of 21 : IExtendedSelfMulticall.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./ISelfMulticall.sol";

interface IExtendedSelfMulticall is ISelfMulticall {
    function getChainId() external view returns (uint256);

    function getBalance(address account) external view returns (uint256);

    function containsBytecode(address account) external view returns (bool);

    function getBlockNumber() external view returns (uint256);

    function getBlockTimestamp() external view returns (uint256);

    function getBlockBasefee() external view returns (uint256);
}

File 21 of 21 : ISelfMulticall.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface ISelfMulticall {
    function multicall(
        bytes[] calldata data
    ) external returns (bytes[] memory returndata);

    function tryMulticall(
        bytes[] calldata data
    ) external returns (bool[] memory successes, bytes[] memory returndata);
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_api3ServerV1","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"proxyAddress","type":"address"},{"indexed":true,"internalType":"bytes32","name":"dapiName","type":"bytes32"},{"indexed":false,"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"DeployedDapiProxy","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"proxyAddress","type":"address"},{"indexed":true,"internalType":"bytes32","name":"dapiName","type":"bytes32"},{"indexed":false,"internalType":"address","name":"oevBeneficiary","type":"address"},{"indexed":false,"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"DeployedDapiProxyWithOev","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"proxyAddress","type":"address"},{"indexed":true,"internalType":"bytes32","name":"dataFeedId","type":"bytes32"},{"indexed":false,"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"DeployedDataFeedProxy","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"proxyAddress","type":"address"},{"indexed":true,"internalType":"bytes32","name":"dataFeedId","type":"bytes32"},{"indexed":false,"internalType":"address","name":"oevBeneficiary","type":"address"},{"indexed":false,"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"DeployedDataFeedProxyWithOev","type":"event"},{"inputs":[],"name":"api3ServerV1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dapiName","type":"bytes32"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"computeDapiProxyAddress","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dapiName","type":"bytes32"},{"internalType":"address","name":"oevBeneficiary","type":"address"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"computeDapiProxyWithOevAddress","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dataFeedId","type":"bytes32"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"computeDataFeedProxyAddress","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dataFeedId","type":"bytes32"},{"internalType":"address","name":"oevBeneficiary","type":"address"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"computeDataFeedProxyWithOevAddress","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dapiName","type":"bytes32"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"deployDapiProxy","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dapiName","type":"bytes32"},{"internalType":"address","name":"oevBeneficiary","type":"address"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"deployDapiProxyWithOev","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dataFeedId","type":"bytes32"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"deployDataFeedProxy","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"dataFeedId","type":"bytes32"},{"internalType":"address","name":"oevBeneficiary","type":"address"},{"internalType":"bytes","name":"metadata","type":"bytes"}],"name":"deployDataFeedProxyWithOev","outputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"stateMutability":"nonpayable","type":"function"}]

Deployed Bytecode

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Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.