Contract 0xd93f7e271cb87c23aaa73edc008a79646d1f9912 2

 

Contract Overview

Wormhole: SOL Token
Balance:
0 MATIC

MATIC Value:
$0.00

Token:
 
Txn Hash
Method
Block
From
To
Value [Txn Fee]
0xc890f7322993e2fb2a0a3f4cb63c2b6c9dc214f0152414c1873869f1360b25eaApprove406659232023-03-23 6:58:1937 mins ago0x084c60cd0197fa55e546ef39f91be1d7e7ef4ebe IN  Wormhole: SOL Token0 MATIC0.008641330032 140.557426635
0xb95cba6728c67a2d5e1907b0a17988ab52bfdbb23b3a73917739958aff3640c5Transfer406499372023-03-22 21:00:3010 hrs 35 mins ago0xe3edab8c2bf3e41bee6faf7437b5df0189e6961c IN  Wormhole: SOL Token0 MATIC0.00601044844 96.922394348
0x4cb1265f51c6332b6b1aac7abe5c9c564e1671532710ffd0132159b423687fd5Transfer406496282023-03-22 20:49:0010 hrs 46 mins ago0xcd01336fb195ad8f1f317251741f5160f59dadbc IN  Wormhole: SOL Token0 MATIC0.009837912248
0xbce2bd43e322c92b47f235fc51a834de49a57ad90cc0f8ee9fe988d226fdde2cTransfer406496282023-03-22 20:49:0010 hrs 46 mins ago0xcd01336fb195ad8f1f317251741f5160f59dadbc IN  Wormhole: SOL Token0 MATIC0.0065981832106.4
0x6c5fd72c5307b3f1f688e83d0eefec0ad404ce6bd397cdbc61f6667f6b1d44e4Approve406480452023-03-22 19:52:5611 hrs 42 mins ago0x55aba6ee8bf395435ed00621170080aa601b5b47 IN  Wormhole: SOL Token0 MATIC0.015668442204 253.473140899
0x3714b4064987ead02961ded7b36bd525355fc4f4aad50027035b9d51bf853dc2Approve406467702023-03-22 19:07:4412 hrs 28 mins ago0x77d54af87da9e9ca5018cd92cee82824ce9f0a71 IN  Wormhole: SOL Token0 MATIC0.0184797300
0x99508b93da39a5b9c3bcda0ee14684d90a5c029c2eaf71bb71ebdd3f07970d92Approve406404152023-03-22 15:01:1616 hrs 34 mins ago0xefeb2f19b49c7d16dafb5e59e107bcf2f6587693 IN  Wormhole: SOL Token0 MATIC0.021797261074354.54807453
0x19ca32260bcdb800170744d2fd3c55ca9d9e8c6efb510cbaef480932d9c50390Approve406394622023-03-22 14:21:4017 hrs 14 mins ago ichibanheiwa8212.blockchain  IN  Wormhole: SOL Token0 MATIC0.008404301268 212.600269879
0xa4167a71fadaebce4e9c987dab1451a0fe98fd54c2df5b0bfca9406ee07a76d6Approve406394002023-03-22 14:18:5617 hrs 16 mins ago 0ximturner.wallet  IN  Wormhole: SOL Token0 MATIC0.009408378238
0xc27dacc52ca3c26ea32f8704e1e03272cbd75f95b58a16a3c6a031b21a0d4217Approve406393082023-03-22 14:15:0817 hrs 20 mins ago 0ximturner.wallet  IN  Wormhole: SOL Token0 MATIC0.009329316236
0xdfceda167eea0e7fff2f767f62fdeabd5837eae3c9e0699a6a19a3d10becfba1Transfer406315842023-03-22 9:00:2622 hrs 35 mins ago0xa9455d69206ac6d1f7078b558aaa3dfe96f22d38 IN  Wormhole: SOL Token0 MATIC0.010091421325 162.667784151
0x7047605a6b438f1cce04f77bbda605f7db61ea36aca98c05ac948be435d97266Approve406244612023-03-22 4:26:061 day 3 hrs ago nekohachi.blockchain  IN  Wormhole: SOL Token0 MATIC0.005768261704 145.917424403
0xe96c08c675f6d4dccdb086ba2c68fa450b42deb649197815ed7ecc82c7693147Approve406241272023-03-22 4:12:401 day 3 hrs ago0xcb31e22cdfe43334181af1f778fa2109b9ed5b0a IN  Wormhole: SOL Token0 MATIC0.004717950411 119.348116957
0x83eacb55ec67e89c0c7510c00e3ed52bf8f87c0691e2c2512911f14d1117911dApprove406240452023-03-22 4:09:421 day 3 hrs ago0xa06a9e2f3f514f369ccb574403ce7938954229cb IN  Wormhole: SOL Token0 MATIC0.009477140094154.152476364
0x0e826efdd3856d0faff9c6fb98592930978821f0331f436051128f3af9d8a9ffApprove406156722023-03-21 22:44:081 day 8 hrs ago akamenwik.wallet  IN  Wormhole: SOL Token0 MATIC0.007904968457 128.579977835
0xc1308524e4913cbf10a83878c9504fbbe1c4d01c7cbc6121a610b7496001f8a9Approve406145612023-03-21 22:02:081 day 9 hrs ago0x35e44347e5545f800d76b01609cc651207e24d8d IN  Wormhole: SOL Token0 MATIC0.004621781268 74.767957104
0xc9fbef7b89e27ec77ad801907184fae6f9e4c9789983871a32831df998751676Approve406135172023-03-21 21:23:541 day 10 hrs ago solana2022.nft  IN  Wormhole: SOL Token0 MATIC0.003903427836 98.743463026
0x6cd22b37dd961eb142e5c4939bd831bf34b7457d8fe2068f3a64611cdcb7a590Approve406135162023-03-21 21:23:521 day 10 hrs ago solana2022.nft  IN  Wormhole: SOL Token0 MATIC0.003956354178 100.082319664
0x5f8b11c1ca050e8c71b0e2e2728d50e677ac543b90cdb3114a4cd31f02e61c87Approve406131992023-03-21 21:12:041 day 10 hrs ago0xaac5bf71b9bbf498d2bc5f9505a1473a2dbdc964 IN  Wormhole: SOL Token0 MATIC0.008761977797 141.745171844
0xa014a38c0520da9cf54d7fb391fbf44e0ef5d7e9c57acd4c8316fd402ee5dfdfApprove406105622023-03-21 19:34:031 day 12 hrs ago0xf2962539cdffe47a0329ef53382147335c19d01d IN  Wormhole: SOL Token0 MATIC0.009456411143153.815305124
0xaa1ae87ad48a7bbaa9586dc1011fd2053936717927190f8fb3de367b9ba7b5ebApprove406050822023-03-21 15:51:321 day 15 hrs ago telemakrypto.blockchain  IN  Wormhole: SOL Token0 MATIC0.012245292276
0xf861d96c27afc615d107c18e0fcf4ff973314d121e54f5b397d281c915359640Transfer406042702023-03-21 15:16:471 day 16 hrs ago0xf4ef5eaeae90cd7799863a7a18c8a073b4774cb9 IN  Wormhole: SOL Token0 MATIC0.013241020111 314.416453619
0xec5fb5735786660285804b4780d93203f27a43a2967b9d4170fae9715c2a9454Approve406041172023-03-21 15:09:471 day 16 hrs ago telemakrypto.blockchain  IN  Wormhole: SOL Token0 MATIC0.017091162278
0x815959f6aed4cf256518cbd16665b47d35d272c3b0a45ad39c4fdc430a7e789cTransfer406040122023-03-21 15:04:561 day 16 hrs ago0x58e8e43ed24dc6902a79816474c2bf0401a46f03 IN  Wormhole: SOL Token0 MATIC0.007705593903 182.92211046
0x56896c65b48d728db9aec9bc41c3bb3edab177deb14f747c41179a91fd99319fApprove406026452023-03-21 14:06:031 day 17 hrs ago0xfa11e33e066c1379f2372836679eb5fc6fb84a3a IN  Wormhole: SOL Token0 MATIC0.040645434095 660.998098831
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OVERVIEW

Wormhole is a generic message passing protocol that connects to multiple chains including Ethereum, Solana, Terra, Binance Smart Chain, Polygon, Avalanche and Oasis.

Latest 1 internal transaction
Parent Txn Hash Block From To Value
0x46fdb8863aeb52ddb3d491ed0648e5ead8459fc6cecdc182b60424440892a00c211732552021-11-09 15:21:04498 days 16 hrs ago Wormhole: Token Bridge  Contract Creation0 MATIC
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Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x5E0294Af1732498C77F8dB015a2d52a76298542B

Contract Name:
BridgeToken

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 1000 runs

Other Settings:
default evmVersion, Apache-2.0 license

Contract Source Code (Solidity)

/**
 *Submitted for verification at polygonscan.com on 2021-12-08
*/

// SPDX-License-Identifier: Apache 2

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


// OpenZeppelin Contracts v4.4.0 (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/utils/Address.sol


// OpenZeppelin Contracts v4.4.0 (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/proxy/Proxy.sol


// OpenZeppelin Contracts v4.4.0 (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/proxy/beacon/IBeacon.sol


// OpenZeppelin Contracts v4.4.0 (proxy/beacon/IBeacon.sol)

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/ERC1967/ERC1967Upgrade.sol


// OpenZeppelin Contracts v4.4.0 (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


// OpenZeppelin Contracts v4.4.0 (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: github/certusone/wormhole/ethereum/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 Security Audit

Contract ABI

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Deployed ByteCode Sourcemap

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Swarm Source

ipfs://023fb812aee356ef775e058780e58e0f0e320743ef57a43f3069e9559fd8a41f
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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