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Contract

0x5Fb9EBDD9bcBa3FB615CD07981aa5F4650BbD90D
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0 ETH0.000002460.04770732
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0 ETH0.000002460.04770732
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0 ETH0.000002460.04770732
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0 ETH0.000001780.05167581
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0 ETH0.000002690.05204435
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0 ETH0.000002690.05204639
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0 ETH0.000002690.05204232
Approve250759222025-10-30 11:16:3888 days ago1761822998IN
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0 ETH0.000002460.04770732
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0 ETH0.000002240.0433686
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0 ETH0.000002350.04553525
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0 ETH0.000002460.04770359
Approve240631202025-10-02 13:56:20116 days ago1759413380IN
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0 ETH0.000001780.0516841
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0 ETH0.000001780.0516841
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0 ETH0.000002680.05194828
Approve238040672025-09-26 0:02:33122 days ago1758844953IN
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0 ETH0.00000170.04933087
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0 ETH0.000002350.04553882
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0 ETH0.000002350.04553703
Approve232186152025-09-12 5:41:23136 days ago1757655683IN
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0 ETH0.000001780.05167996
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Contract Source Code Verified (Exact Match)

Contract Name:
InitializableImmutableAdminUpgradeabilityProxy

Compiler Version
v0.8.23+commit.f704f362

Optimization Enabled:
Yes with 500 runs

Other Settings:
paris EvmVersion
File 1 of 6 : InitializableImmutableAdminUpgradeabilityProxy.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.23;

import {BaseImmutableAdminUpgradeabilityProxy} from "./BaseImmutableAdminUpgradeabilityProxy.sol";
import {InitializableUpgradeabilityProxy} from
    "../../../../contracts/dependencies/openzeppelin/upgradeability/InitializableUpgradeabilityProxy.sol";
import {Proxy} from "../../../../contracts/dependencies/openzeppelin/upgradeability/Proxy.sol";

/**
 * @title InitializableAdminUpgradeabilityProxy
 * @author Conclave
 * @notice Proxy contract that combines immutable admin functionality with initialization capabilities.
 * @dev Extends `BaseImmutableAdminUpgradeabilityProxy` with an initializer function for one-time setup.
 * This contract inherits initialization capabilities from `InitializableUpgradeabilityProxy` and admin
 * functionality from `BaseImmutableAdminUpgradeabilityProxy`.
 */
contract InitializableImmutableAdminUpgradeabilityProxy is
    BaseImmutableAdminUpgradeabilityProxy,
    InitializableUpgradeabilityProxy
{
    /**
     * @dev Constructor that sets up the immutable admin address.
     * @param admin The address of the `admin` that will have special privileges.
     */
    constructor(address admin) BaseImmutableAdminUpgradeabilityProxy(admin) {
        // Intentionally left blank.
    }

    /// @inheritdoc BaseImmutableAdminUpgradeabilityProxy
    function _willFallback() internal override(BaseImmutableAdminUpgradeabilityProxy, Proxy) {
        BaseImmutableAdminUpgradeabilityProxy._willFallback();
    }
}

// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.8.23;

import {BaseUpgradeabilityProxy} from
    "../../../../contracts/dependencies/openzeppelin/upgradeability/BaseUpgradeabilityProxy.sol";

/**
 * @title BaseImmutableAdminUpgradeabilityProxy
 * @author Aave, inspired by the OpenZeppelin upgradeability proxy pattern
 * @notice This contract combines an upgradeability proxy with an authorization mechanism for administrative tasks.
 * @dev The admin role is stored in an immutable, which helps saving transactions costs.
 * All external functions in this contract must be guarded by the `ifAdmin` modifier.
 * See ethereum/solidity#3864 for a Solidity feature proposal that would enable this to be done automatically.
 */
contract BaseImmutableAdminUpgradeabilityProxy is BaseUpgradeabilityProxy {
    address internal immutable _admin;

    /**
     * @dev Constructor.
     * @param admin_ The address of the admin.
     */
    constructor(address admin_) {
        _admin = admin_;
    }

    /**
     * @dev Modifier that checks if the caller is the admin.
     * If caller is admin, execute function.
     * If caller is not admin, delegate call to implementation.
     */
    modifier ifAdmin() {
        if (msg.sender == _admin) {
            _;
        } else {
            _fallback();
        }
    }

    /**
     * @notice Returns the admin address of this proxy.
     * @return The address of the proxy admin.
     */
    function admin() external ifAdmin returns (address) {
        return _admin;
    }

    /**
     * @notice Returns the implementation address of this proxy.
     * @return The address of the implementation.
     */
    function implementation() external ifAdmin returns (address) {
        return _implementation();
    }

    /**
     * @notice Upgrades the implementation address of this proxy.
     * @dev Only the admin can call this function.
     * @param newImplementation The address of the new implementation.
     */
    function upgradeTo(address newImplementation) external ifAdmin {
        _upgradeTo(newImplementation);
    }

    /**
     * @notice Upgrades the implementation and calls a function on the new implementation.
     * @dev This is useful to initialize the proxied contract.
     * @param newImplementation The address of the new implementation.
     * @param data The calldata to delegatecall the new implementation with.
     * It should include the signature and parameters of the function to be called, as described in
     * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
     */
    function upgradeToAndCall(address newImplementation, bytes calldata data)
        external
        payable
        ifAdmin
    {
        _upgradeTo(newImplementation);
        (bool success,) = newImplementation.delegatecall(data);
        require(success);
    }

    /**
     * @dev Prevents the admin from calling the fallback function.
     * Only non-admin callers can trigger the proxy fallback.
     */
    function _willFallback() internal virtual override {
        require(msg.sender != _admin, "Cannot call fallback function from the proxy admin");
        super._willFallback();
    }
}

// SPDX-License-Identifier: AGPL-3.0
pragma solidity ^0.8.20;

import "./BaseUpgradeabilityProxy.sol";

/**
 * @title InitializableUpgradeabilityProxy
 * @dev Extends BaseUpgradeabilityProxy with an initializer for initializing
 * implementation and init data.
 */
contract InitializableUpgradeabilityProxy is BaseUpgradeabilityProxy {
    /**
     * @dev Contract initializer.
     * @param _logic Address of the initial implementation.
     * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
     * It should include the signature and the parameters of the function to be called, as described in
     * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
     * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
     */
    function initialize(address _logic, bytes memory _data) public payable {
        require(_implementation() == address(0));
        assert(
            IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1)
        );
        _setImplementation(_logic);
        if (_data.length > 0) {
            (bool success,) = _logic.delegatecall(_data);
            require(success);
        }
    }
}

// SPDX-License-Identifier: AGPL-3.0
pragma solidity ^0.8.20;

/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
abstract contract Proxy {
    /**
     * @dev Fallback function.
     * Will run if no other function in the contract matches the call data.
     * Implemented entirely in `_fallback`.
     */
    fallback() external payable {
        _fallback();
    }

    /**
     * @return The Address of the implementation.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates execution to an implementation contract.
     * This is a low level function that doesn't return to its internal call site.
     * It will return to the external caller whatever the implementation returns.
     * @param implementation Address to delegate.
     */
    function _delegate(address implementation) internal {
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())

            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            // Copy the returned data.
            returndatacopy(0, 0, returndatasize())

            switch result
            // delegatecall returns 0 on error.
            case 0 { revert(0, returndatasize()) }
            default { return(0, returndatasize()) }
        }
    }

    /**
     * @dev Function that is run as the first thing in the fallback function.
     * Can be redefined in derived contracts to add functionality.
     * Redefinitions must call super._willFallback().
     */
    function _willFallback() internal virtual {}

    /**
     * @dev fallback implementation.
     * Extracted to enable manual triggering.
     */
    function _fallback() internal {
        _willFallback();
        _delegate(_implementation());
    }
}

// SPDX-License-Identifier: AGPL-3.0
pragma solidity ^0.8.20;

import "./Proxy.sol";
import "../contracts/Address.sol";

/**
 * @title BaseUpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract BaseUpgradeabilityProxy is Proxy {
    /**
     * @dev Emitted when the implementation is upgraded.
     * @param implementation Address of the new implementation.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Storage slot with the address of the current implementation.
     * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant IMPLEMENTATION_SLOT =
        0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @dev Returns the current implementation.
     * @return impl Address of the current implementation
     */
    function _implementation() internal view override returns (address impl) {
        bytes32 slot = IMPLEMENTATION_SLOT;
        assembly {
            impl := sload(slot)
        }
    }

    /**
     * @dev Upgrades the proxy to a new implementation.
     * @param newImplementation Address of the new implementation.
     */
    function _upgradeTo(address newImplementation) internal {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
    }

    /**
     * @dev Sets the implementation address of the proxy.
     * @param newImplementation Address of the new implementation.
     */
    function _setImplementation(address newImplementation) internal {
        require(
            Address.isContract(newImplementation),
            "Cannot set a proxy implementation to a non-contract address"
        );

        bytes32 slot = IMPLEMENTATION_SLOT;

        assembly {
            sstore(slot, newImplementation)
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Address.sol)

pragma solidity ^0.8.20;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    /**
     * @dev The ETH balance of the account is not enough to perform the operation.
     */
    error AddressInsufficientBalance(address account);

    /**
     * @dev There's no code at `target` (it is not a contract).
     */
    error AddressEmptyCode(address target);

    /**
     * @dev A call to an address target failed. The target may have reverted.
     */
    error FailedInnerCall();

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        if (address(this).balance < amount) {
            revert AddressInsufficientBalance(address(this));
        }

        (bool success,) = recipient.call{value: amount}("");
        if (!success) {
            revert FailedInnerCall();
        }
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason or custom error, it is bubbled
     * up by this function (like regular Solidity function calls). However, if
     * the call reverted with no returned reason, this function reverts with a
     * {FailedInnerCall} error.
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value)
        internal
        returns (bytes memory)
    {
        if (address(this).balance < value) {
            revert AddressInsufficientBalance(address(this));
        }
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     */
    function functionStaticCall(address target, bytes memory data)
        internal
        view
        returns (bytes memory)
    {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     */
    function functionDelegateCall(address target, bytes memory data)
        internal
        returns (bytes memory)
    {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
     * was not a contract or bubbling up the revert reason (falling back to {FailedInnerCall}) in case of an
     * unsuccessful call.
     */
    function verifyCallResultFromTarget(address target, bool success, bytes memory returndata)
        internal
        view
        returns (bytes memory)
    {
        if (!success) {
            _revert(returndata);
        } else {
            // only check if target is a contract if the call was successful and the return data is empty
            // otherwise we already know that it was a contract
            if (returndata.length == 0 && target.code.length == 0) {
                revert AddressEmptyCode(target);
            }
            return returndata;
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
     * revert reason or with a default {FailedInnerCall} error.
     */
    function verifyCallResult(bool success, bytes memory returndata)
        internal
        pure
        returns (bytes memory)
    {
        if (!success) {
            _revert(returndata);
        } else {
            return returndata;
        }
    }

    /**
     * @dev Reverts with returndata if present. Otherwise reverts with {FailedInnerCall}.
     */
    function _revert(bytes memory returndata) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert FailedInnerCall();
        }
    }
}

Settings
{
  "remappings": [
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "eth-gas-reporter/=node_modules/eth-gas-reporter/",
    "forge-std/=lib/forge-std/src/",
    "hardhat/=node_modules/hardhat/",
    "pythnetwork/pyth-sdk-solidity/=node_modules/@pythnetwork/pyth-sdk-solidity/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "solady/=lib/solady/src/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "@pythnetwork/=node_modules/@pythnetwork/",
    "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 500
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "paris",
  "viaIR": false
}

Contract Security Audit

Contract ABI

API
[{"inputs":[{"internalType":"address","name":"admin","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"admin","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"initialize","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"}]

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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)

0000000000000000000000009399af805e673295610b17615c65b9d0ce1ed306

-----Decoded View---------------
Arg [0] : admin (address): 0x9399aF805e673295610B17615C65b9d0cE1Ed306

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000009399af805e673295610b17615c65b9d0ce1ed306


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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.