Contract 0x37f750b7cc259a2f741af45294f6a16572cf5cad

Txn Hash Method
Block
From
To
Value [Txn Fee]
0x8b8d734cfd213bc98b2c904d4eb30548830fc3673621597c44e2ce10e1ae3d4cApprove196255722023-06-03 12:41:456 hrs 2 mins ago0xeb7cf0ebb760149efbf0ed052f3855e70b0c6e20 IN  Wormhole: USDC Token0 CELO0.001128314
0xd69bf0a992091f85ef44a6417d4a3be650a55fbd6563a7ca349ba77b5fb79992Approve196240242023-06-03 10:32:458 hrs 11 mins ago0x2ab3c9a333cc098f158f30d59e5152b5517e47d8 IN  Wormhole: USDC Token0 CELO0.000731975
0x9385fd69987c143ba6006b71a2a292f4c0003a93bdfd7fff6fb1ee8a95b6d443Approve196239582023-06-03 10:27:158 hrs 17 mins ago0x2ab3c9a333cc098f158f30d59e5152b5517e47d8 IN  Wormhole: USDC Token0 CELO0.000309378
0xcd2a1167cd1bf40068a9c036084c16d2df9c9223ea599fe78c66dfc33696aab1Approve196142712023-06-02 21:00:0021 hrs 44 mins ago0xd880507d359af862a5f8f318c8e934ab478ca818 IN  Wormhole: USDC Token0 CELO0.00153732227
0x2a2431ffd3515b0f66b2a3db76c1d5e6dae160cbd528434156eafa4069c0b247Approve196132112023-06-02 19:31:4023 hrs 12 mins ago0x751d833e461a1a4d7c3431d512ac4245df7f0a03 IN  Wormhole: USDC Token0 CELO0.000307434
0x375d4427e1f491f54bd2e770c5a3b0572d59dea7aa919abde9301de13bab5261Approve196132052023-06-02 19:31:1023 hrs 13 mins ago0x751d833e461a1a4d7c3431d512ac4245df7f0a03 IN  Wormhole: USDC Token0 CELO0.00027555
0xd9507a9e38043d4598cb129fa8344ea545d4543bf5951f9b969082585c8ab0e2Approve196132042023-06-02 19:31:0523 hrs 13 mins ago0x751d833e461a1a4d7c3431d512ac4245df7f0a03 IN  Wormhole: USDC Token0 CELO0.000175674
0xe5d580b360bfaf8b4289f49c016db88859fe15e3601e0ed0d4fb8f65d3b6de0fApprove196113642023-06-02 16:57:451 day 1 hr ago0x3bf69f6aab47ebdf93ada109755e562a27f731ee IN  Wormhole: USDC Token0 CELO0.001280675
0x370f8f876e89de4d2cb2091bdbf8ca279ef4994f962cc61a815d445420219c6fApprove196048032023-06-02 7:51:001 day 10 hrs ago0xce10ec502aa66ddb187ad9190654a3b4fc29908c IN  Wormhole: USDC Token0 CELO0.000257815
0xbb18a50acf2ef68db9fd192a25af0802a691eceebc27a12f24dfe923ac479595Approve196017252023-06-02 3:34:301 day 15 hrs ago0x8e50921a41f3aa746e91f70235b28f0d2c41bd38 IN  Wormhole: USDC Token0 CELO0.001278575
0x87cf5aafacdeaab563c1aa5afb1e826a860273ff3ff341a968b520e1213f8e4cApprove195989282023-06-01 23:41:251 day 19 hrs ago0x06046a98712b51b2344a12d72d593d40adc28797 IN  Wormhole: USDC Token0 CELO0.001436036
0xfe9db1177c88294b773364ca6fdfc22157c3d5d1e10de2f0ec2fe75208f0305dTransfer195936382023-06-01 16:20:352 days 2 hrs ago0x429d59aca5815de86af40219d04e9597f8405f34 IN  Wormhole: USDC Token0 CELO0.000866225
0xd2053132e447cd666369f6d8d01cadbf132fe35d28019fdd0fe8e02d609660d6Approve195936362023-06-01 16:20:252 days 2 hrs ago0x4296889b7c5766cd3110cd2f88efea2ae7b93615 IN  Wormhole: USDC Token0 CELO0.002102767
0xf370024c00d3e64a7fda31fc8d624af6a35ae64fe42c0726fa2c4428a7b85a98Approve195935602023-06-01 16:14:052 days 2 hrs ago0x8e41fc22325538a3efd3a16ba69fc36432d50662 IN  Wormhole: USDC Token0 CELO0.000256075
0x188ced5452aea4c55e813d47b695f7f3dab78da765c942b6d6cedd141d1cbdd4Approve195935482023-06-01 16:13:052 days 2 hrs ago0xbf57bf3495f075aa9073fbe9f48a62373b2ed570 IN  Wormhole: USDC Token0 CELO0.000256075
0xa1a530bd6be87584c60ef6a16507578e28bf529912d125ae1298a322df0d4c65Approve195935362023-06-01 16:12:052 days 2 hrs ago0x0e109f47ef6b6ea10407e36b3e7c3afa48433b3c IN  Wormhole: USDC Token0 CELO0.000256075
0x6270e386b7bd34ff985453ba044f6c5244de281b8fabc95d7b99865ff08e46a2Approve195935242023-06-01 16:11:052 days 2 hrs ago0x813fd0286c0007360a28d5bb78f1ec7d65e2ac6f IN  Wormhole: USDC Token0 CELO0.000256015
0x5a19eb646a62ce08679279bcdb8e0b101567d7184328b77016fa4488e30257e9Approve195935122023-06-01 16:10:052 days 2 hrs ago0x813fd0286c0007360a28d5bb78f1ec7d65e2ac6f IN  Wormhole: USDC Token0 CELO0.001280375
0xfc2b295d5d5d6d15e8998f65c56a32bcff4c4798768f876e523cc40bb2ab50f2Approve195930932023-06-01 15:35:102 days 3 hrs ago0xce1e3befee573a29816893468540cdd2ac0c4d34 IN  Wormhole: USDC Token0 CELO0.001280975
0x36d5479784200aa36f81b4bff8202bc8390287f30ff87d6a749d44e5ed69d5c0Approve195908922023-06-01 12:31:452 days 6 hrs ago0xf4e5ef147d34432022734206c5bad6d61b63ecea IN  Wormhole: USDC Token0 CELO0.001287575
0xc5d0c3f2943af925b14e83e3d863bf924e264d2e932f4d646841738615897cc0Approve195897942023-06-01 11:00:152 days 7 hrs ago0x08abb2e7b586d80543b61daa91a9d134234d26d5 IN  Wormhole: USDC Token0 CELO0.001280975
0x2bc9db9fdcda7759279d829aa3b0ebd6349c391187a66dcb5a5f5d94341711e5Approve195895742023-06-01 10:41:552 days 8 hrs ago0x1392175162bd49bc57853a22b6a4dfb2c83b5fd6 IN  Wormhole: USDC Token0 CELO0.001278575
0xdca82e5caf6fee68b060a518c9cb2fce629415937924faa6e5a9e6c514386bb1Approve195891542023-06-01 10:06:552 days 8 hrs ago0x1ac88ca942a0fc3c55b726f71e50f593d55f8605 IN  Wormhole: USDC Token0 CELO0.001289075
0x403b2fe2d71b599c553c0353926edd387009c81d15f231186c29d5352766db80Approve195837682023-06-01 2:38:052 days 16 hrs ago0x8bc883f673da882b883107ffede9e5f2c1b62d02 IN  Wormhole: USDC Token0 CELO0.002307915
0xfbf81403c1f25081b116248b746280d6f3a8e1e2c3b185171d8c6d7db9c77cd6Approve195793422023-05-31 20:29:152 days 22 hrs ago0xdfe287ae810fc500a5a795bf83361b37c7b4172f IN  Wormhole: USDC Token0 CELO0.000177075
[ Download CSV Export 

OVERVIEW

Portal is a bridge that offers unlimited transfers across chains for tokens and NFTs wrapped by Wormhole.

Latest 1 internal transaction
Parent Txn Hash Block From To Value
0x5f9110cd2d8fcd069cb7b69b3f8579f08f07c70de30b676904ff79ec04e6b754130342102022-05-17 1:16:00382 days 17 hrs ago Wormhole: Token Bridge  Contract Creation0 CELO
[ Download CSV Export 
Loading

Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x66803FB87aBd4aaC3cbB3fAd7C3aa01f6F3FB207

Contract Name:
BridgeToken

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Apache-2.0 license

Contract Source Code (Solidity)

/**
 *Submitted for verification at celoscan.io on 2022-07-08
*/

/**
 *Submitted for verification at Etherscan.io on 2022-07-08
*/

// File: @openzeppelin/contracts/proxy/beacon/IBeacon.sol

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev This is the interface that {BeaconProxy} expects of its beacon.
 */
interface IBeacon {
    /**
     * @dev Must return an address that can be used as a delegate call target.
     *
     * {BeaconProxy} will check that this address is a contract.
     */
    function implementation() external view returns (address);
}

// File: @openzeppelin/contracts/proxy/Proxy.sol


pragma solidity ^0.8.0;

/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        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 This is a virtual function that should be overriden so it returns the address to which the fallback function
     * and {_fallback} should delegate.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates the current call to the address returned by `_implementation()`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _fallback() internal virtual {
        _beforeFallback();
        _delegate(_implementation());
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
     * function in the contract matches the call data.
     */
    fallback() external payable virtual {
        _fallback();
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
     * is empty.
     */
    receive() external payable virtual {
        _fallback();
    }

    /**
     * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
     * call, or as part of the Solidity `fallback` or `receive` functions.
     *
     * If overriden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}

// File: @openzeppelin/contracts/utils/Address.sol


pragma solidity ^0.8.0;

/**
 * @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 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://diligence.consensys.net/posts/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/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @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, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * 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.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @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`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // 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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// File: @openzeppelin/contracts/utils/StorageSlot.sol


pragma solidity ^0.8.0;

/**
 * @dev Library for reading and writing primitive types to specific storage slots.
 *
 * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
 * This library helps with reading and writing to such slots without the need for inline assembly.
 *
 * The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
 *
 * Example usage to set ERC1967 implementation slot:
 * ```
 * contract ERC1967 {
 *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
 *
 *     function _getImplementation() internal view returns (address) {
 *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
 *     }
 *
 *     function _setImplementation(address newImplementation) internal {
 *         require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 *
 * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    /**
     * @dev Returns an `AddressSlot` with member `value` located at `slot`.
     */
    function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.
     */
    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
     */
    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.
     */
    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
        assembly {
            r.slot := slot
        }
    }
}

// File: @openzeppelin/contracts/proxy/ERC1967/ERC1967Upgrade.sol


pragma solidity ^0.8.2;



/**
 * @dev This abstract contract provides getters and event emitting update functions for
 * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots.
 *
 * _Available since v4.1._
 *
 * @custom:oz-upgrades-unsafe-allow delegatecall
 */
abstract contract ERC1967Upgrade {
    // This is the keccak-256 hash of "eip1967.proxy.rollback" subtracted by 1
    bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143;

    /**
     * @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 Emitted when the implementation is upgraded.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Returns the current implementation address.
     */
    function _getImplementation() internal view returns (address) {
        return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
    }

    /**
     * @dev Stores a new address in the EIP1967 implementation slot.
     */
    function _setImplementation(address newImplementation) private {
        require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
    }

    /**
     * @dev Perform implementation upgrade
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeTo(address newImplementation) internal {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
    }

    /**
     * @dev Perform implementation upgrade with additional setup call.
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeToAndCall(
        address newImplementation,
        bytes memory data,
        bool forceCall
    ) internal {
        _upgradeTo(newImplementation);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(newImplementation, data);
        }
    }

    /**
     * @dev Perform implementation upgrade with security checks for UUPS proxies, and additional setup call.
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeToAndCallSecure(
        address newImplementation,
        bytes memory data,
        bool forceCall
    ) internal {
        address oldImplementation = _getImplementation();

        // Initial upgrade and setup call
        _setImplementation(newImplementation);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(newImplementation, data);
        }

        // Perform rollback test if not already in progress
        StorageSlot.BooleanSlot storage rollbackTesting = StorageSlot.getBooleanSlot(_ROLLBACK_SLOT);
        if (!rollbackTesting.value) {
            // Trigger rollback using upgradeTo from the new implementation
            rollbackTesting.value = true;
            Address.functionDelegateCall(
                newImplementation,
                abi.encodeWithSignature("upgradeTo(address)", oldImplementation)
            );
            rollbackTesting.value = false;
            // Check rollback was effective
            require(oldImplementation == _getImplementation(), "ERC1967Upgrade: upgrade breaks further upgrades");
            // Finally reset to the new implementation and log the upgrade
            _upgradeTo(newImplementation);
        }
    }

    /**
     * @dev Storage slot with the admin of the contract.
     * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @dev Emitted when the admin account has changed.
     */
    event AdminChanged(address previousAdmin, address newAdmin);

    /**
     * @dev Returns the current admin.
     */
    function _getAdmin() internal view returns (address) {
        return StorageSlot.getAddressSlot(_ADMIN_SLOT).value;
    }

    /**
     * @dev Stores a new address in the EIP1967 admin slot.
     */
    function _setAdmin(address newAdmin) private {
        require(newAdmin != address(0), "ERC1967: new admin is the zero address");
        StorageSlot.getAddressSlot(_ADMIN_SLOT).value = newAdmin;
    }

    /**
     * @dev Changes the admin of the proxy.
     *
     * Emits an {AdminChanged} event.
     */
    function _changeAdmin(address newAdmin) internal {
        emit AdminChanged(_getAdmin(), newAdmin);
        _setAdmin(newAdmin);
    }

    /**
     * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy.
     * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor.
     */
    bytes32 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

    /**
     * @dev Emitted when the beacon is upgraded.
     */
    event BeaconUpgraded(address indexed beacon);

    /**
     * @dev Returns the current beacon.
     */
    function _getBeacon() internal view returns (address) {
        return StorageSlot.getAddressSlot(_BEACON_SLOT).value;
    }

    /**
     * @dev Stores a new beacon in the EIP1967 beacon slot.
     */
    function _setBeacon(address newBeacon) private {
        require(Address.isContract(newBeacon), "ERC1967: new beacon is not a contract");
        require(
            Address.isContract(IBeacon(newBeacon).implementation()),
            "ERC1967: beacon implementation is not a contract"
        );
        StorageSlot.getAddressSlot(_BEACON_SLOT).value = newBeacon;
    }

    /**
     * @dev Perform beacon upgrade with additional setup call. Note: This upgrades the address of the beacon, it does
     * not upgrade the implementation contained in the beacon (see {UpgradeableBeacon-_setImplementation} for that).
     *
     * Emits a {BeaconUpgraded} event.
     */
    function _upgradeBeaconToAndCall(
        address newBeacon,
        bytes memory data,
        bool forceCall
    ) internal {
        _setBeacon(newBeacon);
        emit BeaconUpgraded(newBeacon);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
        }
    }
}

// File: @openzeppelin/contracts/proxy/beacon/BeaconProxy.sol


pragma solidity ^0.8.0;



/**
 * @dev This contract implements a proxy that gets the implementation address for each call from a {UpgradeableBeacon}.
 *
 * The beacon address is stored in storage slot `uint256(keccak256('eip1967.proxy.beacon')) - 1`, so that it doesn't
 * conflict with the storage layout of the implementation behind the proxy.
 *
 * _Available since v3.4._
 */
contract BeaconProxy is Proxy, ERC1967Upgrade {
    /**
     * @dev Initializes the proxy with `beacon`.
     *
     * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon. This
     * will typically be an encoded function call, and allows initializating the storage of the proxy like a Solidity
     * constructor.
     *
     * Requirements:
     *
     * - `beacon` must be a contract with the interface {IBeacon}.
     */
    constructor(address beacon, bytes memory data) payable {
        assert(_BEACON_SLOT == bytes32(uint256(keccak256("eip1967.proxy.beacon")) - 1));
        _upgradeBeaconToAndCall(beacon, data, false);
    }

    /**
     * @dev Returns the current beacon address.
     */
    function _beacon() internal view virtual returns (address) {
        return _getBeacon();
    }

    /**
     * @dev Returns the current implementation address of the associated beacon.
     */
    function _implementation() internal view virtual override returns (address) {
        return IBeacon(_getBeacon()).implementation();
    }

    /**
     * @dev Changes the proxy to use a new beacon. Deprecated: see {_upgradeBeaconToAndCall}.
     *
     * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon.
     *
     * Requirements:
     *
     * - `beacon` must be a contract.
     * - The implementation returned by `beacon` must be a contract.
     */
    function _setBeacon(address beacon, bytes memory data) internal virtual {
        _upgradeBeaconToAndCall(beacon, data, false);
    }
}

// File: contracts/bridge/token/Token.sol

// contracts/Structs.sol

pragma solidity ^0.8.0;

contract BridgeToken is BeaconProxy {
    constructor(address beacon, bytes memory data) BeaconProxy(beacon, data) {

    }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"beacon","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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

Deployed ByteCode Sourcemap

23463:129:0:-:0;;;;;;3465:11;:9;:11::i;:::-;23463:129;;3234:11;2871:113;2948:28;2958:17;:15;:17::i;:::-;2948:9;:28::i;:::-;2871:113::o;10184:200::-;10267:12;10299:77;10320:6;10328:4;10299:77;;;;;;;;;;;;;;;;;:20;:77::i;:::-;10292:84;10184:200;-1:-1:-1;;;10184:200:0:o;4590:387::-;4913:20;4961:8;;;4590:387::o;13538:151::-;13667:4;13642:40::o;22691:140::-;22758:7;22793:12;19732:66;20059:46;-1:-1:-1;;;;;20059:46:0;;19987:126;22793:12;-1:-1:-1;;;;;22785:36:0;;:38;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;22778:45;;22691:140;:::o;1461:918::-;1804:14;1801:1;1798;1785:34;2022:1;2019;2003:14;2000:1;1984:14;1977:5;1964:60;2101:16;2098:1;2095;2080:38;2141:6;2210:68;;;;2329:16;2326:1;2319:27;2210:68;2246:16;2243:1;2236:27;10578:396;10723:12;4913:20;;10748:69;;;;-1:-1:-1;;;10748:69:0;;1198:2:1;10748:69:0;;;1180:21:1;1237:2;1217:18;;;1210:30;1276:34;1256:18;;;1249:62;-1:-1:-1;;;1327:18:1;;;1320:36;1373:19;;10748:69:0;;;;;;;;;10831:12;10845:23;10872:6;-1:-1:-1;;;;;10872:19:0;10892:4;10872:25;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;10830:67;;;;10915:51;10932:7;10941:10;10953:12;10915:16;:51::i;:::-;10908:58;10578:396;-1:-1:-1;;;;;;10578:396:0:o;11202:712::-;11352:12;11381:7;11377:530;;;-1:-1:-1;11412:10:0;11405:17;;11377:530;11526:17;;:21;11522:374;;11724:10;11718:17;11785:15;11772:10;11768:2;11764:19;11757:44;11672:148;11867:12;11860:20;;-1:-1:-1;;;11860:20:0;;;;;;;;:::i;14:310:1:-;84:6;137:2;125:9;116:7;112:23;108:32;105:2;;;158:6;150;143:22;105:2;189:16;;-1:-1:-1;;;;;234:31:1;;224:42;;214:2;;285:6;277;270:22;329:274;458:3;496:6;490:13;512:53;558:6;553:3;546:4;538:6;534:17;512:53;:::i;:::-;581:16;;;;;466:137;-1:-1:-1;;466:137:1:o;608:383::-;757:2;746:9;739:21;720:4;789:6;783:13;832:6;827:2;816:9;812:18;805:34;848:66;907:6;902:2;891:9;887:18;882:2;874:6;870:15;848:66;:::i;:::-;975:2;954:15;-1:-1:-1;;950:29:1;935:45;;;;982:2;931:54;;729:262;-1:-1:-1;;729:262:1:o;1403:258::-;1475:1;1485:113;1499:6;1496:1;1493:13;1485:113;;;1575:11;;;1569:18;1556:11;;;1549:39;1521:2;1514:10;1485:113;;;1616:6;1613:1;1610:13;1607:2;;;1651:1;1642:6;1637:3;1633:16;1626:27;1607:2;;1456:205;;;:::o

Swarm Source

ipfs://3e23ac4f79a95247999f8e0df94ea5bd5e38561ccfd051b0ea50ba9aea59b8f1
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.