Overview
Max Total Supply
5,254,656.644513 ZRO
Holders
45,030 ( 0.007%)
Market
Price
$4.32 @ 0.001739 ETH (+5.39%)
Onchain Market Cap
$22,700,116.70
Circulating Supply Market Cap
$480,711,582.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
90.246818 ZROValue
$389.87 ( ~0.156980693016409 ETH) [0.0017%]Loading...
Loading
Loading...
Loading
Loading...
Loading
Contract Name:
LayerZeroToken
Compiler Version
v0.8.22+commit.4fc1097e
Optimization Enabled:
Yes with 77777 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.22; import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol"; import { OFT } from "@layerzerolabs/lz-evm-oapp-v2/contracts/oft/OFT.sol"; contract LayerZeroToken is OFT { constructor( string memory _name, string memory _symbol, address _lzEndpoint, address _delegate ) OFT(_name, _symbol, _lzEndpoint, _delegate) Ownable(_delegate) { } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; // @dev Import the 'MessagingFee' and 'MessagingReceipt' so it's exposed to OApp implementers // solhint-disable-next-line no-unused-import import { OAppSender, MessagingFee, MessagingReceipt } from "./OAppSender.sol"; // @dev Import the 'Origin' so it's exposed to OApp implementers // solhint-disable-next-line no-unused-import import { OAppReceiver, Origin } from "./OAppReceiver.sol"; import { OAppCore } from "./OAppCore.sol"; /** * @title OApp * @dev Abstract contract serving as the base for OApp implementation, combining OAppSender and OAppReceiver functionality. */ abstract contract OApp is OAppSender, OAppReceiver { /** * @dev Constructor to initialize the OApp with the provided endpoint and owner. * @param _endpoint The address of the LOCAL LayerZero endpoint. * @param _delegate The delegate capable of making OApp configurations inside of the endpoint. */ constructor(address _endpoint, address _delegate) OAppCore(_endpoint, _delegate) {} /** * @notice Retrieves the OApp version information. * @return senderVersion The version of the OAppSender.sol implementation. * @return receiverVersion The version of the OAppReceiver.sol implementation. */ function oAppVersion() public pure virtual override(OAppSender, OAppReceiver) returns (uint64 senderVersion, uint64 receiverVersion) { return (SENDER_VERSION, RECEIVER_VERSION); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol"; import { IOAppCore, ILayerZeroEndpointV2 } from "./interfaces/IOAppCore.sol"; /** * @title OAppCore * @dev Abstract contract implementing the IOAppCore interface with basic OApp configurations. */ abstract contract OAppCore is IOAppCore, Ownable { // The LayerZero endpoint associated with the given OApp ILayerZeroEndpointV2 public immutable endpoint; // Mapping to store peers associated with corresponding endpoints mapping(uint32 eid => bytes32 peer) public peers; /** * @dev Constructor to initialize the OAppCore with the provided endpoint and delegate. * @param _endpoint The address of the LOCAL Layer Zero endpoint. * @param _delegate The delegate capable of making OApp configurations inside of the endpoint. * * @dev The delegate typically should be set as the owner of the contract. */ constructor(address _endpoint, address _delegate) { endpoint = ILayerZeroEndpointV2(_endpoint); if (_delegate == address(0)) revert InvalidDelegate(); endpoint.setDelegate(_delegate); } /** * @notice Sets the peer address (OApp instance) for a corresponding endpoint. * @param _eid The endpoint ID. * @param _peer The address of the peer to be associated with the corresponding endpoint. * * @dev Only the owner/admin of the OApp can call this function. * @dev Indicates that the peer is trusted to send LayerZero messages to this OApp. * @dev Set this to bytes32(0) to remove the peer address. * @dev Peer is a bytes32 to accommodate non-evm chains. */ function setPeer(uint32 _eid, bytes32 _peer) public virtual onlyOwner { _setPeer(_eid, _peer); } /** * @notice Sets the peer address (OApp instance) for a corresponding endpoint. * @param _eid The endpoint ID. * @param _peer The address of the peer to be associated with the corresponding endpoint. * * @dev Indicates that the peer is trusted to send LayerZero messages to this OApp. * @dev Set this to bytes32(0) to remove the peer address. * @dev Peer is a bytes32 to accommodate non-evm chains. */ function _setPeer(uint32 _eid, bytes32 _peer) internal virtual { peers[_eid] = _peer; emit PeerSet(_eid, _peer); } /** * @notice Internal function to get the peer address associated with a specific endpoint; reverts if NOT set. * ie. the peer is set to bytes32(0). * @param _eid The endpoint ID. * @return peer The address of the peer associated with the specified endpoint. */ function _getPeerOrRevert(uint32 _eid) internal view virtual returns (bytes32) { bytes32 peer = peers[_eid]; if (peer == bytes32(0)) revert NoPeer(_eid); return peer; } /** * @notice Sets the delegate address for the OApp. * @param _delegate The address of the delegate to be set. * * @dev Only the owner/admin of the OApp can call this function. * @dev Provides the ability for a delegate to set configs, on behalf of the OApp, directly on the Endpoint contract. */ function setDelegate(address _delegate) public onlyOwner { endpoint.setDelegate(_delegate); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { IOAppReceiver, Origin } from "./interfaces/IOAppReceiver.sol"; import { OAppCore } from "./OAppCore.sol"; /** * @title OAppReceiver * @dev Abstract contract implementing the ILayerZeroReceiver interface and extending OAppCore for OApp receivers. */ abstract contract OAppReceiver is IOAppReceiver, OAppCore { // Custom error message for when the caller is not the registered endpoint/ error OnlyEndpoint(address addr); // @dev The version of the OAppReceiver implementation. // @dev Version is bumped when changes are made to this contract. uint64 internal constant RECEIVER_VERSION = 2; /** * @notice Retrieves the OApp version information. * @return senderVersion The version of the OAppSender.sol contract. * @return receiverVersion The version of the OAppReceiver.sol contract. * * @dev Providing 0 as the default for OAppSender version. Indicates that the OAppSender is not implemented. * ie. this is a RECEIVE only OApp. * @dev If the OApp uses both OAppSender and OAppReceiver, then this needs to be override returning the correct versions. */ function oAppVersion() public view virtual returns (uint64 senderVersion, uint64 receiverVersion) { return (0, RECEIVER_VERSION); } /** * @notice Indicates whether an address is an approved composeMsg sender to the Endpoint. * @dev _origin The origin information containing the source endpoint and sender address. * - srcEid: The source chain endpoint ID. * - sender: The sender address on the src chain. * - nonce: The nonce of the message. * @dev _message The lzReceive payload. * @param _sender The sender address. * @return isSender Is a valid sender. * * @dev Applications can optionally choose to implement separate composeMsg senders that are NOT the bridging layer. * @dev The default sender IS the OAppReceiver implementer. */ function isComposeMsgSender( Origin calldata /*_origin*/, bytes calldata /*_message*/, address _sender ) public view virtual returns (bool) { return _sender == address(this); } /** * @notice Checks if the path initialization is allowed based on the provided origin. * @param origin The origin information containing the source endpoint and sender address. * @return Whether the path has been initialized. * * @dev This indicates to the endpoint that the OApp has enabled msgs for this particular path to be received. * @dev This defaults to assuming if a peer has been set, its initialized. * Can be overridden by the OApp if there is other logic to determine this. */ function allowInitializePath(Origin calldata origin) public view virtual returns (bool) { return peers[origin.srcEid] == origin.sender; } /** * @notice Retrieves the next nonce for a given source endpoint and sender address. * @dev _srcEid The source endpoint ID. * @dev _sender The sender address. * @return nonce The next nonce. * * @dev The path nonce starts from 1. If 0 is returned it means that there is NO nonce ordered enforcement. * @dev Is required by the off-chain executor to determine the OApp expects msg execution is ordered. * @dev This is also enforced by the OApp. * @dev By default this is NOT enabled. ie. nextNonce is hardcoded to return 0. */ function nextNonce(uint32 /*_srcEid*/, bytes32 /*_sender*/) public view virtual returns (uint64 nonce) { return 0; } /** * @dev Entry point for receiving messages or packets from the endpoint. * @param _origin The origin information containing the source endpoint and sender address. * - srcEid: The source chain endpoint ID. * - sender: The sender address on the src chain. * - nonce: The nonce of the message. * @param _guid The unique identifier for the received LayerZero message. * @param _message The payload of the received message. * @param _executor The address of the executor for the received message. * @param _extraData Additional arbitrary data provided by the corresponding executor. * * @dev Entry point for receiving msg/packet from the LayerZero endpoint. */ function lzReceive( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address _executor, bytes calldata _extraData ) public payable virtual { // Ensures that only the endpoint can attempt to lzReceive() messages to this OApp. if (address(endpoint) != msg.sender) revert OnlyEndpoint(msg.sender); // Ensure that the sender matches the expected peer for the source endpoint. if (_getPeerOrRevert(_origin.srcEid) != _origin.sender) revert OnlyPeer(_origin.srcEid, _origin.sender); // Call the internal OApp implementation of lzReceive. _lzReceive(_origin, _guid, _message, _executor, _extraData); } /** * @dev Internal function to implement lzReceive logic without needing to copy the basic parameter validation. */ function _lzReceive( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address _executor, bytes calldata _extraData ) internal virtual; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { SafeERC20, IERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import { MessagingParams, MessagingFee, MessagingReceipt } from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroEndpointV2.sol"; import { OAppCore } from "./OAppCore.sol"; /** * @title OAppSender * @dev Abstract contract implementing the OAppSender functionality for sending messages to a LayerZero endpoint. */ abstract contract OAppSender is OAppCore { using SafeERC20 for IERC20; // Custom error messages error NotEnoughNative(uint256 msgValue); error LzTokenUnavailable(); // @dev The version of the OAppSender implementation. // @dev Version is bumped when changes are made to this contract. uint64 internal constant SENDER_VERSION = 1; /** * @notice Retrieves the OApp version information. * @return senderVersion The version of the OAppSender.sol contract. * @return receiverVersion The version of the OAppReceiver.sol contract. * * @dev Providing 0 as the default for OAppReceiver version. Indicates that the OAppReceiver is not implemented. * ie. this is a SEND only OApp. * @dev If the OApp uses both OAppSender and OAppReceiver, then this needs to be override returning the correct versions */ function oAppVersion() public view virtual returns (uint64 senderVersion, uint64 receiverVersion) { return (SENDER_VERSION, 0); } /** * @dev Internal function to interact with the LayerZero EndpointV2.quote() for fee calculation. * @param _dstEid The destination endpoint ID. * @param _message The message payload. * @param _options Additional options for the message. * @param _payInLzToken Flag indicating whether to pay the fee in LZ tokens. * @return fee The calculated MessagingFee for the message. * - nativeFee: The native fee for the message. * - lzTokenFee: The LZ token fee for the message. */ function _quote( uint32 _dstEid, bytes memory _message, bytes memory _options, bool _payInLzToken ) internal view virtual returns (MessagingFee memory fee) { return endpoint.quote( MessagingParams(_dstEid, _getPeerOrRevert(_dstEid), _message, _options, _payInLzToken), address(this) ); } /** * @dev Internal function to interact with the LayerZero EndpointV2.send() for sending a message. * @param _dstEid The destination endpoint ID. * @param _message The message payload. * @param _options Additional options for the message. * @param _fee The calculated LayerZero fee for the message. * - nativeFee: The native fee. * - lzTokenFee: The lzToken fee. * @param _refundAddress The address to receive any excess fee values sent to the endpoint. * @return receipt The receipt for the sent message. * - guid: The unique identifier for the sent message. * - nonce: The nonce of the sent message. * - fee: The LayerZero fee incurred for the message. */ function _lzSend( uint32 _dstEid, bytes memory _message, bytes memory _options, MessagingFee memory _fee, address _refundAddress ) internal virtual returns (MessagingReceipt memory receipt) { // @dev Push corresponding fees to the endpoint, any excess is sent back to the _refundAddress from the endpoint. uint256 messageValue = _payNative(_fee.nativeFee); if (_fee.lzTokenFee > 0) _payLzToken(_fee.lzTokenFee); return // solhint-disable-next-line check-send-result endpoint.send{ value: messageValue }( MessagingParams(_dstEid, _getPeerOrRevert(_dstEid), _message, _options, _fee.lzTokenFee > 0), _refundAddress ); } /** * @dev Internal function to pay the native fee associated with the message. * @param _nativeFee The native fee to be paid. * @return nativeFee The amount of native currency paid. * * @dev If the OApp needs to initiate MULTIPLE LayerZero messages in a single transaction, * this will need to be overridden because msg.value would contain multiple lzFees. * @dev Should be overridden in the event the LayerZero endpoint requires a different native currency. * @dev Some EVMs use an ERC20 as a method for paying transactions/gasFees. * @dev The endpoint is EITHER/OR, ie. it will NOT support both types of native payment at a time. */ function _payNative(uint256 _nativeFee) internal virtual returns (uint256 nativeFee) { if (msg.value != _nativeFee) revert NotEnoughNative(msg.value); return _nativeFee; } /** * @dev Internal function to pay the LZ token fee associated with the message. * @param _lzTokenFee The LZ token fee to be paid. * * @dev If the caller is trying to pay in the specified lzToken, then the lzTokenFee is passed to the endpoint. * @dev Any excess sent, is passed back to the specified _refundAddress in the _lzSend(). */ function _payLzToken(uint256 _lzTokenFee) internal virtual { // @dev Cannot cache the token because it is not immutable in the endpoint. address lzToken = endpoint.lzToken(); if (lzToken == address(0)) revert LzTokenUnavailable(); // Pay LZ token fee by sending tokens to the endpoint. IERC20(lzToken).safeTransferFrom(msg.sender, address(endpoint), _lzTokenFee); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { ILayerZeroEndpointV2 } from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroEndpointV2.sol"; /** * @title IOAppCore */ interface IOAppCore { // Custom error messages error OnlyPeer(uint32 eid, bytes32 sender); error NoPeer(uint32 eid); error InvalidEndpointCall(); error InvalidDelegate(); // Event emitted when a peer (OApp) is set for a corresponding endpoint event PeerSet(uint32 eid, bytes32 peer); /** * @notice Retrieves the OApp version information. * @return senderVersion The version of the OAppSender.sol contract. * @return receiverVersion The version of the OAppReceiver.sol contract. */ function oAppVersion() external view returns (uint64 senderVersion, uint64 receiverVersion); /** * @notice Retrieves the LayerZero endpoint associated with the OApp. * @return iEndpoint The LayerZero endpoint as an interface. */ function endpoint() external view returns (ILayerZeroEndpointV2 iEndpoint); /** * @notice Retrieves the peer (OApp) associated with a corresponding endpoint. * @param _eid The endpoint ID. * @return peer The peer address (OApp instance) associated with the corresponding endpoint. */ function peers(uint32 _eid) external view returns (bytes32 peer); /** * @notice Sets the peer address (OApp instance) for a corresponding endpoint. * @param _eid The endpoint ID. * @param _peer The address of the peer to be associated with the corresponding endpoint. */ function setPeer(uint32 _eid, bytes32 _peer) external; /** * @notice Sets the delegate address for the OApp Core. * @param _delegate The address of the delegate to be set. */ function setDelegate(address _delegate) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; /** * @title IOAppMsgInspector * @dev Interface for the OApp Message Inspector, allowing examination of message and options contents. */ interface IOAppMsgInspector { // Custom error message for inspection failure error InspectionFailed(bytes message, bytes options); /** * @notice Allows the inspector to examine LayerZero message contents and optionally throw a revert if invalid. * @param _message The message payload to be inspected. * @param _options Additional options or parameters for inspection. * @return valid A boolean indicating whether the inspection passed (true) or failed (false). * * @dev Optionally done as a revert, OR use the boolean provided to handle the failure. */ function inspect(bytes calldata _message, bytes calldata _options) external view returns (bool valid); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; /** * @dev Struct representing enforced option parameters. */ struct EnforcedOptionParam { uint32 eid; // Endpoint ID uint16 msgType; // Message Type bytes options; // Additional options } /** * @title IOAppOptionsType3 * @dev Interface for the OApp with Type 3 Options, allowing the setting and combining of enforced options. */ interface IOAppOptionsType3 { // Custom error message for invalid options error InvalidOptions(bytes options); // Event emitted when enforced options are set event EnforcedOptionSet(EnforcedOptionParam[] _enforcedOptions); /** * @notice Sets enforced options for specific endpoint and message type combinations. * @param _enforcedOptions An array of EnforcedOptionParam structures specifying enforced options. */ function setEnforcedOptions(EnforcedOptionParam[] calldata _enforcedOptions) external; /** * @notice Combines options for a given endpoint and message type. * @param _eid The endpoint ID. * @param _msgType The OApp message type. * @param _extraOptions Additional options passed by the caller. * @return options The combination of caller specified options AND enforced options. */ function combineOptions( uint32 _eid, uint16 _msgType, bytes calldata _extraOptions ) external view returns (bytes memory options); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { ILayerZeroReceiver, Origin } from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroReceiver.sol"; interface IOAppReceiver is ILayerZeroReceiver { /** * @notice Indicates whether an address is an approved composeMsg sender to the Endpoint. * @param _origin The origin information containing the source endpoint and sender address. * - srcEid: The source chain endpoint ID. * - sender: The sender address on the src chain. * - nonce: The nonce of the message. * @param _message The lzReceive payload. * @param _sender The sender address. * @return isSender Is a valid sender. * * @dev Applications can optionally choose to implement a separate composeMsg sender that is NOT the bridging layer. * @dev The default sender IS the OAppReceiver implementer. */ function isComposeMsgSender( Origin calldata _origin, bytes calldata _message, address _sender ) external view returns (bool isSender); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol"; import { IOAppOptionsType3, EnforcedOptionParam } from "../interfaces/IOAppOptionsType3.sol"; /** * @title OAppOptionsType3 * @dev Abstract contract implementing the IOAppOptionsType3 interface with type 3 options. */ abstract contract OAppOptionsType3 is IOAppOptionsType3, Ownable { uint16 internal constant OPTION_TYPE_3 = 3; // @dev The "msgType" should be defined in the child contract. mapping(uint32 eid => mapping(uint16 msgType => bytes enforcedOption)) public enforcedOptions; /** * @dev Sets the enforced options for specific endpoint and message type combinations. * @param _enforcedOptions An array of EnforcedOptionParam structures specifying enforced options. * * @dev Only the owner/admin of the OApp can call this function. * @dev Provides a way for the OApp to enforce things like paying for PreCrime, AND/OR minimum dst lzReceive gas amounts etc. * @dev These enforced options can vary as the potential options/execution on the remote may differ as per the msgType. * eg. Amount of lzReceive() gas necessary to deliver a lzCompose() message adds overhead you dont want to pay * if you are only making a standard LayerZero message ie. lzReceive() WITHOUT sendCompose(). */ function setEnforcedOptions(EnforcedOptionParam[] calldata _enforcedOptions) public virtual onlyOwner { _setEnforcedOptions(_enforcedOptions); } /** * @dev Sets the enforced options for specific endpoint and message type combinations. * @param _enforcedOptions An array of EnforcedOptionParam structures specifying enforced options. * * @dev Provides a way for the OApp to enforce things like paying for PreCrime, AND/OR minimum dst lzReceive gas amounts etc. * @dev These enforced options can vary as the potential options/execution on the remote may differ as per the msgType. * eg. Amount of lzReceive() gas necessary to deliver a lzCompose() message adds overhead you dont want to pay * if you are only making a standard LayerZero message ie. lzReceive() WITHOUT sendCompose(). */ function _setEnforcedOptions(EnforcedOptionParam[] calldata _enforcedOptions) internal virtual { for (uint256 i = 0; i < _enforcedOptions.length; i++) { // @dev Enforced options are only available for optionType 3, as type 1 and 2 dont support combining. _assertOptionsType3(_enforcedOptions[i].options); enforcedOptions[_enforcedOptions[i].eid][_enforcedOptions[i].msgType] = _enforcedOptions[i].options; } emit EnforcedOptionSet(_enforcedOptions); } /** * @notice Combines options for a given endpoint and message type. * @param _eid The endpoint ID. * @param _msgType The OAPP message type. * @param _extraOptions Additional options passed by the caller. * @return options The combination of caller specified options AND enforced options. * * @dev If there is an enforced lzReceive option: * - {gasLimit: 200k, msg.value: 1 ether} AND a caller supplies a lzReceive option: {gasLimit: 100k, msg.value: 0.5 ether} * - The resulting options will be {gasLimit: 300k, msg.value: 1.5 ether} when the message is executed on the remote lzReceive() function. * @dev This presence of duplicated options is handled off-chain in the verifier/executor. */ function combineOptions( uint32 _eid, uint16 _msgType, bytes calldata _extraOptions ) public view virtual returns (bytes memory) { bytes memory enforced = enforcedOptions[_eid][_msgType]; // No enforced options, pass whatever the caller supplied, even if it's empty or legacy type 1/2 options. if (enforced.length == 0) return _extraOptions; // No caller options, return enforced if (_extraOptions.length == 0) return enforced; // @dev If caller provided _extraOptions, must be type 3 as its the ONLY type that can be combined. if (_extraOptions.length >= 2) { _assertOptionsType3(_extraOptions); // @dev Remove the first 2 bytes containing the type from the _extraOptions and combine with enforced. return bytes.concat(enforced, _extraOptions[2:]); } // No valid set of options was found. revert InvalidOptions(_extraOptions); } /** * @dev Internal function to assert that options are of type 3. * @param _options The options to be checked. */ function _assertOptionsType3(bytes calldata _options) internal pure virtual { uint16 optionsType = uint16(bytes2(_options[0:2])); if (optionsType != OPTION_TYPE_3) revert InvalidOptions(_options); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { ERC20 } from "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import { IOFT, OFTCore } from "./OFTCore.sol"; /** * @title OFT Contract * @dev OFT is an ERC-20 token that extends the functionality of the OFTCore contract. */ abstract contract OFT is OFTCore, ERC20 { /** * @dev Constructor for the OFT contract. * @param _name The name of the OFT. * @param _symbol The symbol of the OFT. * @param _lzEndpoint The LayerZero endpoint address. * @param _delegate The delegate capable of making OApp configurations inside of the endpoint. */ constructor( string memory _name, string memory _symbol, address _lzEndpoint, address _delegate ) ERC20(_name, _symbol) OFTCore(decimals(), _lzEndpoint, _delegate) {} /** * @dev Retrieves the address of the underlying ERC20 implementation. * @return The address of the OFT token. * * @dev In the case of OFT, address(this) and erc20 are the same contract. */ function token() public view returns (address) { return address(this); } /** * @notice Indicates whether the OFT contract requires approval of the 'token()' to send. * @return requiresApproval Needs approval of the underlying token implementation. * * @dev In the case of OFT where the contract IS the token, approval is NOT required. */ function approvalRequired() external pure virtual returns (bool) { return false; } /** * @dev Burns tokens from the sender's specified balance. * @param _from The address to debit the tokens from. * @param _amountLD The amount of tokens to send in local decimals. * @param _minAmountLD The minimum amount to send in local decimals. * @param _dstEid The destination chain ID. * @return amountSentLD The amount sent in local decimals. * @return amountReceivedLD The amount received in local decimals on the remote. */ function _debit( address _from, uint256 _amountLD, uint256 _minAmountLD, uint32 _dstEid ) internal virtual override returns (uint256 amountSentLD, uint256 amountReceivedLD) { (amountSentLD, amountReceivedLD) = _debitView(_amountLD, _minAmountLD, _dstEid); // @dev In NON-default OFT, amountSentLD could be 100, with a 10% fee, the amountReceivedLD amount is 90, // therefore amountSentLD CAN differ from amountReceivedLD. // @dev Default OFT burns on src. _burn(_from, amountSentLD); } /** * @dev Credits tokens to the specified address. * @param _to The address to credit the tokens to. * @param _amountLD The amount of tokens to credit in local decimals. * @dev _srcEid The source chain ID. * @return amountReceivedLD The amount of tokens ACTUALLY received in local decimals. */ function _credit( address _to, uint256 _amountLD, uint32 /*_srcEid*/ ) internal virtual override returns (uint256 amountReceivedLD) { // @dev Default OFT mints on dst. _mint(_to, _amountLD); // @dev In the case of NON-default OFT, the _amountLD MIGHT not be == amountReceivedLD. return _amountLD; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { OApp, Origin } from "../oapp/OApp.sol"; import { OAppOptionsType3 } from "../oapp/libs/OAppOptionsType3.sol"; import { IOAppMsgInspector } from "../oapp/interfaces/IOAppMsgInspector.sol"; import { OAppPreCrimeSimulator } from "../precrime/OAppPreCrimeSimulator.sol"; import { IOFT, SendParam, OFTLimit, OFTReceipt, OFTFeeDetail, MessagingReceipt, MessagingFee } from "./interfaces/IOFT.sol"; import { OFTMsgCodec } from "./libs/OFTMsgCodec.sol"; import { OFTComposeMsgCodec } from "./libs/OFTComposeMsgCodec.sol"; /** * @title OFTCore * @dev Abstract contract for the OftChain (OFT) token. */ abstract contract OFTCore is IOFT, OApp, OAppPreCrimeSimulator, OAppOptionsType3 { using OFTMsgCodec for bytes; using OFTMsgCodec for bytes32; // @notice Provides a conversion rate when swapping between denominations of SD and LD // - shareDecimals == SD == shared Decimals // - localDecimals == LD == local decimals // @dev Considers that tokens have different decimal amounts on various chains. // @dev eg. // For a token // - locally with 4 decimals --> 1.2345 => uint(12345) // - remotely with 2 decimals --> 1.23 => uint(123) // - The conversion rate would be 10 ** (4 - 2) = 100 // @dev If you want to send 1.2345 -> (uint 12345), you CANNOT represent that value on the remote, // you can only display 1.23 -> uint(123). // @dev To preserve the dust that would otherwise be lost on that conversion, // we need to unify a denomination that can be represented on ALL chains inside of the OFT mesh uint256 public immutable decimalConversionRate; // @notice Msg types that are used to identify the various OFT operations. // @dev This can be extended in child contracts for non-default oft operations // @dev These values are used in things like combineOptions() in OAppOptionsType3.sol. uint16 public constant SEND = 1; uint16 public constant SEND_AND_CALL = 2; // Address of an optional contract to inspect both 'message' and 'options' address public msgInspector; event MsgInspectorSet(address inspector); /** * @dev Constructor. * @param _localDecimals The decimals of the token on the local chain (this chain). * @param _endpoint The address of the LayerZero endpoint. * @param _delegate The delegate capable of making OApp configurations inside of the endpoint. */ constructor(uint8 _localDecimals, address _endpoint, address _delegate) OApp(_endpoint, _delegate) { if (_localDecimals < sharedDecimals()) revert InvalidLocalDecimals(); decimalConversionRate = 10 ** (_localDecimals - sharedDecimals()); } /** * @notice Retrieves interfaceID and the version of the OFT. * @return interfaceId The interface ID. * @return version The version. * * @dev interfaceId: This specific interface ID is '0x02e49c2c'. * @dev version: Indicates a cross-chain compatible msg encoding with other OFTs. * @dev If a new feature is added to the OFT cross-chain msg encoding, the version will be incremented. * ie. localOFT version(x,1) CAN send messages to remoteOFT version(x,1) */ function oftVersion() external pure virtual returns (bytes4 interfaceId, uint64 version) { return (type(IOFT).interfaceId, 1); } /** * @dev Retrieves the shared decimals of the OFT. * @return The shared decimals of the OFT. * * @dev Sets an implicit cap on the amount of tokens, over uint64.max() will need some sort of outbound cap / totalSupply cap * Lowest common decimal denominator between chains. * Defaults to 6 decimal places to provide up to 18,446,744,073,709.551615 units (max uint64). * For tokens exceeding this totalSupply(), they will need to override the sharedDecimals function with something smaller. * ie. 4 sharedDecimals would be 1,844,674,407,370,955.1615 */ function sharedDecimals() public pure virtual returns (uint8) { return 6; } /** * @dev Sets the message inspector address for the OFT. * @param _msgInspector The address of the message inspector. * * @dev This is an optional contract that can be used to inspect both 'message' and 'options'. * @dev Set it to address(0) to disable it, or set it to a contract address to enable it. */ function setMsgInspector(address _msgInspector) public virtual onlyOwner { msgInspector = _msgInspector; emit MsgInspectorSet(_msgInspector); } /** * @notice Provides a quote for OFT-related operations. * @param _sendParam The parameters for the send operation. * @return oftLimit The OFT limit information. * @return oftFeeDetails The details of OFT fees. * @return oftReceipt The OFT receipt information. */ function quoteOFT( SendParam calldata _sendParam ) external view virtual returns (OFTLimit memory oftLimit, OFTFeeDetail[] memory oftFeeDetails, OFTReceipt memory oftReceipt) { uint256 minAmountLD = 0; // Unused in the default implementation. uint256 maxAmountLD = type(uint64).max; // Unused in the default implementation. oftLimit = OFTLimit(minAmountLD, maxAmountLD); // Unused in the default implementation; reserved for future complex fee details. oftFeeDetails = new OFTFeeDetail[](0); // @dev This is the same as the send() operation, but without the actual send. // - amountSentLD is the amount in local decimals that would be sent from the sender. // - amountReceivedLD is the amount in local decimals that will be credited to the recipient on the remote OFT instance. // @dev The amountSentLD MIGHT not equal the amount the user actually receives. HOWEVER, the default does. (uint256 amountSentLD, uint256 amountReceivedLD) = _debitView( _sendParam.amountLD, _sendParam.minAmountLD, _sendParam.dstEid ); oftReceipt = OFTReceipt(amountSentLD, amountReceivedLD); } /** * @notice Provides a quote for the send() operation. * @param _sendParam The parameters for the send() operation. * @param _payInLzToken Flag indicating whether the caller is paying in the LZ token. * @return msgFee The calculated LayerZero messaging fee from the send() operation. * * @dev MessagingFee: LayerZero msg fee * - nativeFee: The native fee. * - lzTokenFee: The lzToken fee. */ function quoteSend( SendParam calldata _sendParam, bool _payInLzToken ) external view virtual returns (MessagingFee memory msgFee) { // @dev mock the amount to receive, this is the same operation used in the send(). // The quote is as similar as possible to the actual send() operation. (, uint256 amountReceivedLD) = _debitView(_sendParam.amountLD, _sendParam.minAmountLD, _sendParam.dstEid); // @dev Builds the options and OFT message to quote in the endpoint. (bytes memory message, bytes memory options) = _buildMsgAndOptions(_sendParam, amountReceivedLD); // @dev Calculates the LayerZero fee for the send() operation. return _quote(_sendParam.dstEid, message, options, _payInLzToken); } /** * @dev Executes the send operation. * @param _sendParam The parameters for the send operation. * @param _fee The calculated fee for the send() operation. * - nativeFee: The native fee. * - lzTokenFee: The lzToken fee. * @param _refundAddress The address to receive any excess funds. * @return msgReceipt The receipt for the send operation. * @return oftReceipt The OFT receipt information. * * @dev MessagingReceipt: LayerZero msg receipt * - guid: The unique identifier for the sent message. * - nonce: The nonce of the sent message. * - fee: The LayerZero fee incurred for the message. */ function send( SendParam calldata _sendParam, MessagingFee calldata _fee, address _refundAddress ) external payable virtual returns (MessagingReceipt memory msgReceipt, OFTReceipt memory oftReceipt) { // @dev Applies the token transfers regarding this send() operation. // - amountSentLD is the amount in local decimals that was ACTUALLY sent/debited from the sender. // - amountReceivedLD is the amount in local decimals that will be received/credited to the recipient on the remote OFT instance. (uint256 amountSentLD, uint256 amountReceivedLD) = _debit( msg.sender, _sendParam.amountLD, _sendParam.minAmountLD, _sendParam.dstEid ); // @dev Builds the options and OFT message to quote in the endpoint. (bytes memory message, bytes memory options) = _buildMsgAndOptions(_sendParam, amountReceivedLD); // @dev Sends the message to the LayerZero endpoint and returns the LayerZero msg receipt. msgReceipt = _lzSend(_sendParam.dstEid, message, options, _fee, _refundAddress); // @dev Formulate the OFT receipt. oftReceipt = OFTReceipt(amountSentLD, amountReceivedLD); emit OFTSent(msgReceipt.guid, _sendParam.dstEid, msg.sender, amountSentLD, amountReceivedLD); } /** * @dev Internal function to build the message and options. * @param _sendParam The parameters for the send() operation. * @param _amountLD The amount in local decimals. * @return message The encoded message. * @return options The encoded options. */ function _buildMsgAndOptions( SendParam calldata _sendParam, uint256 _amountLD ) internal view virtual returns (bytes memory message, bytes memory options) { bool hasCompose; // @dev This generated message has the msg.sender encoded into the payload so the remote knows who the caller is. (message, hasCompose) = OFTMsgCodec.encode( _sendParam.to, _toSD(_amountLD), // @dev Must be include a non empty bytes if you want to compose, EVEN if you dont need it on the remote. // EVEN if you dont require an arbitrary payload to be sent... eg. '0x01' _sendParam.composeMsg ); // @dev Change the msg type depending if its composed or not. uint16 msgType = hasCompose ? SEND_AND_CALL : SEND; // @dev Combine the callers _extraOptions with the enforced options via the OAppOptionsType3. options = combineOptions(_sendParam.dstEid, msgType, _sendParam.extraOptions); // @dev Optionally inspect the message and options depending if the OApp owner has set a msg inspector. // @dev If it fails inspection, needs to revert in the implementation. ie. does not rely on return boolean if (msgInspector != address(0)) IOAppMsgInspector(msgInspector).inspect(message, options); } /** * @dev Internal function to handle the receive on the LayerZero endpoint. * @param _origin The origin information. * - srcEid: The source chain endpoint ID. * - sender: The sender address from the src chain. * - nonce: The nonce of the LayerZero message. * @param _guid The unique identifier for the received LayerZero message. * @param _message The encoded message. * @dev _executor The address of the executor. * @dev _extraData Additional data. */ function _lzReceive( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address /*_executor*/, // @dev unused in the default implementation. bytes calldata /*_extraData*/ // @dev unused in the default implementation. ) internal virtual override { // @dev The src sending chain doesnt know the address length on this chain (potentially non-evm) // Thus everything is bytes32() encoded in flight. address toAddress = _message.sendTo().bytes32ToAddress(); // @dev Credit the amountLD to the recipient and return the ACTUAL amount the recipient received in local decimals uint256 amountReceivedLD = _credit(toAddress, _toLD(_message.amountSD()), _origin.srcEid); if (_message.isComposed()) { // @dev Proprietary composeMsg format for the OFT. bytes memory composeMsg = OFTComposeMsgCodec.encode( _origin.nonce, _origin.srcEid, amountReceivedLD, _message.composeMsg() ); // @dev Stores the lzCompose payload that will be executed in a separate tx. // Standardizes functionality for executing arbitrary contract invocation on some non-evm chains. // @dev The off-chain executor will listen and process the msg based on the src-chain-callers compose options passed. // @dev The index is used when a OApp needs to compose multiple msgs on lzReceive. // For default OFT implementation there is only 1 compose msg per lzReceive, thus its always 0. endpoint.sendCompose(toAddress, _guid, 0 /* the index of the composed message*/, composeMsg); } emit OFTReceived(_guid, _origin.srcEid, toAddress, amountReceivedLD); } /** * @dev Internal function to handle the OAppPreCrimeSimulator simulated receive. * @param _origin The origin information. * - srcEid: The source chain endpoint ID. * - sender: The sender address from the src chain. * - nonce: The nonce of the LayerZero message. * @param _guid The unique identifier for the received LayerZero message. * @param _message The LayerZero message. * @param _executor The address of the off-chain executor. * @param _extraData Arbitrary data passed by the msg executor. * * @dev Enables the preCrime simulator to mock sending lzReceive() messages, * routes the msg down from the OAppPreCrimeSimulator, and back up to the OAppReceiver. */ function _lzReceiveSimulate( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address _executor, bytes calldata _extraData ) internal virtual override { _lzReceive(_origin, _guid, _message, _executor, _extraData); } /** * @dev Check if the peer is considered 'trusted' by the OApp. * @param _eid The endpoint ID to check. * @param _peer The peer to check. * @return Whether the peer passed is considered 'trusted' by the OApp. * * @dev Enables OAppPreCrimeSimulator to check whether a potential Inbound Packet is from a trusted source. */ function isPeer(uint32 _eid, bytes32 _peer) public view virtual override returns (bool) { return peers[_eid] == _peer; } /** * @dev Internal function to remove dust from the given local decimal amount. * @param _amountLD The amount in local decimals. * @return amountLD The amount after removing dust. * * @dev Prevents the loss of dust when moving amounts between chains with different decimals. * @dev eg. uint(123) with a conversion rate of 100 becomes uint(100). */ function _removeDust(uint256 _amountLD) internal view virtual returns (uint256 amountLD) { return (_amountLD / decimalConversionRate) * decimalConversionRate; } /** * @dev Internal function to convert an amount from shared decimals into local decimals. * @param _amountSD The amount in shared decimals. * @return amountLD The amount in local decimals. */ function _toLD(uint64 _amountSD) internal view virtual returns (uint256 amountLD) { return _amountSD * decimalConversionRate; } /** * @dev Internal function to convert an amount from local decimals into shared decimals. * @param _amountLD The amount in local decimals. * @return amountSD The amount in shared decimals. */ function _toSD(uint256 _amountLD) internal view virtual returns (uint64 amountSD) { return uint64(_amountLD / decimalConversionRate); } /** * @dev Internal function to mock the amount mutation from a OFT debit() operation. * @param _amountLD The amount to send in local decimals. * @param _minAmountLD The minimum amount to send in local decimals. * @dev _dstEid The destination endpoint ID. * @return amountSentLD The amount sent, in local decimals. * @return amountReceivedLD The amount to be received on the remote chain, in local decimals. * * @dev This is where things like fees would be calculated and deducted from the amount to be received on the remote. */ function _debitView( uint256 _amountLD, uint256 _minAmountLD, uint32 /*_dstEid*/ ) internal view virtual returns (uint256 amountSentLD, uint256 amountReceivedLD) { // @dev Remove the dust so nothing is lost on the conversion between chains with different decimals for the token. amountSentLD = _removeDust(_amountLD); // @dev The amount to send is the same as amount received in the default implementation. amountReceivedLD = amountSentLD; // @dev Check for slippage. if (amountReceivedLD < _minAmountLD) { revert SlippageExceeded(amountReceivedLD, _minAmountLD); } } /** * @dev Internal function to perform a debit operation. * @param _from The address to debit. * @param _amountLD The amount to send in local decimals. * @param _minAmountLD The minimum amount to send in local decimals. * @param _dstEid The destination endpoint ID. * @return amountSentLD The amount sent in local decimals. * @return amountReceivedLD The amount received in local decimals on the remote. * * @dev Defined here but are intended to be overriden depending on the OFT implementation. * @dev Depending on OFT implementation the _amountLD could differ from the amountReceivedLD. */ function _debit( address _from, uint256 _amountLD, uint256 _minAmountLD, uint32 _dstEid ) internal virtual returns (uint256 amountSentLD, uint256 amountReceivedLD); /** * @dev Internal function to perform a credit operation. * @param _to The address to credit. * @param _amountLD The amount to credit in local decimals. * @param _srcEid The source endpoint ID. * @return amountReceivedLD The amount ACTUALLY received in local decimals. * * @dev Defined here but are intended to be overriden depending on the OFT implementation. * @dev Depending on OFT implementation the _amountLD could differ from the amountReceivedLD. */ function _credit( address _to, uint256 _amountLD, uint32 _srcEid ) internal virtual returns (uint256 amountReceivedLD); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { MessagingReceipt, MessagingFee } from "../../oapp/OAppSender.sol"; /** * @dev Struct representing token parameters for the OFT send() operation. */ struct SendParam { uint32 dstEid; // Destination endpoint ID. bytes32 to; // Recipient address. uint256 amountLD; // Amount to send in local decimals. uint256 minAmountLD; // Minimum amount to send in local decimals. bytes extraOptions; // Additional options supplied by the caller to be used in the LayerZero message. bytes composeMsg; // The composed message for the send() operation. bytes oftCmd; // The OFT command to be executed, unused in default OFT implementations. } /** * @dev Struct representing OFT limit information. * @dev These amounts can change dynamically and are up the the specific oft implementation. */ struct OFTLimit { uint256 minAmountLD; // Minimum amount in local decimals that can be sent to the recipient. uint256 maxAmountLD; // Maximum amount in local decimals that can be sent to the recipient. } /** * @dev Struct representing OFT receipt information. */ struct OFTReceipt { uint256 amountSentLD; // Amount of tokens ACTUALLY debited from the sender in local decimals. // @dev In non-default implementations, the amountReceivedLD COULD differ from this value. uint256 amountReceivedLD; // Amount of tokens to be received on the remote side. } /** * @dev Struct representing OFT fee details. * @dev Future proof mechanism to provide a standardized way to communicate fees to things like a UI. */ struct OFTFeeDetail { int256 feeAmountLD; // Amount of the fee in local decimals. string description; // Description of the fee. } /** * @title IOFT * @dev Interface for the OftChain (OFT) token. * @dev Does not inherit ERC20 to accommodate usage by OFTAdapter as well. * @dev This specific interface ID is '0x02e49c2c'. */ interface IOFT { // Custom error messages error InvalidLocalDecimals(); error SlippageExceeded(uint256 amountLD, uint256 minAmountLD); // Events event OFTSent( bytes32 indexed guid, // GUID of the OFT message. uint32 dstEid, // Destination Endpoint ID. address indexed fromAddress, // Address of the sender on the src chain. uint256 amountSentLD, // Amount of tokens sent in local decimals. uint256 amountReceivedLD // Amount of tokens received in local decimals. ); event OFTReceived( bytes32 indexed guid, // GUID of the OFT message. uint32 srcEid, // Source Endpoint ID. address indexed toAddress, // Address of the recipient on the dst chain. uint256 amountReceivedLD // Amount of tokens received in local decimals. ); /** * @notice Retrieves interfaceID and the version of the OFT. * @return interfaceId The interface ID. * @return version The version. * * @dev interfaceId: This specific interface ID is '0x02e49c2c'. * @dev version: Indicates a cross-chain compatible msg encoding with other OFTs. * @dev If a new feature is added to the OFT cross-chain msg encoding, the version will be incremented. * ie. localOFT version(x,1) CAN send messages to remoteOFT version(x,1) */ function oftVersion() external view returns (bytes4 interfaceId, uint64 version); /** * @notice Retrieves the address of the token associated with the OFT. * @return token The address of the ERC20 token implementation. */ function token() external view returns (address); /** * @notice Indicates whether the OFT contract requires approval of the 'token()' to send. * @return requiresApproval Needs approval of the underlying token implementation. * * @dev Allows things like wallet implementers to determine integration requirements, * without understanding the underlying token implementation. */ function approvalRequired() external view returns (bool); /** * @notice Retrieves the shared decimals of the OFT. * @return sharedDecimals The shared decimals of the OFT. */ function sharedDecimals() external view returns (uint8); /** * @notice Provides a quote for OFT-related operations. * @param _sendParam The parameters for the send operation. * @return limit The OFT limit information. * @return oftFeeDetails The details of OFT fees. * @return receipt The OFT receipt information. */ function quoteOFT( SendParam calldata _sendParam ) external view returns (OFTLimit memory, OFTFeeDetail[] memory oftFeeDetails, OFTReceipt memory); /** * @notice Provides a quote for the send() operation. * @param _sendParam The parameters for the send() operation. * @param _payInLzToken Flag indicating whether the caller is paying in the LZ token. * @return fee The calculated LayerZero messaging fee from the send() operation. * * @dev MessagingFee: LayerZero msg fee * - nativeFee: The native fee. * - lzTokenFee: The lzToken fee. */ function quoteSend(SendParam calldata _sendParam, bool _payInLzToken) external view returns (MessagingFee memory); /** * @notice Executes the send() operation. * @param _sendParam The parameters for the send operation. * @param _fee The fee information supplied by the caller. * - nativeFee: The native fee. * - lzTokenFee: The lzToken fee. * @param _refundAddress The address to receive any excess funds from fees etc. on the src. * @return receipt The LayerZero messaging receipt from the send() operation. * @return oftReceipt The OFT receipt information. * * @dev MessagingReceipt: LayerZero msg receipt * - guid: The unique identifier for the sent message. * - nonce: The nonce of the sent message. * - fee: The LayerZero fee incurred for the message. */ function send( SendParam calldata _sendParam, MessagingFee calldata _fee, address _refundAddress ) external payable returns (MessagingReceipt memory, OFTReceipt memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; library OFTComposeMsgCodec { // Offset constants for decoding composed messages uint8 private constant NONCE_OFFSET = 8; uint8 private constant SRC_EID_OFFSET = 12; uint8 private constant AMOUNT_LD_OFFSET = 44; uint8 private constant COMPOSE_FROM_OFFSET = 76; /** * @dev Encodes a OFT composed message. * @param _nonce The nonce value. * @param _srcEid The source endpoint ID. * @param _amountLD The amount in local decimals. * @param _composeMsg The composed message. * @return _msg The encoded Composed message. */ function encode( uint64 _nonce, uint32 _srcEid, uint256 _amountLD, bytes memory _composeMsg // 0x[composeFrom][composeMsg] ) internal pure returns (bytes memory _msg) { _msg = abi.encodePacked(_nonce, _srcEid, _amountLD, _composeMsg); } /** * @dev Retrieves the nonce from the composed message. * @param _msg The message. * @return The nonce value. */ function nonce(bytes calldata _msg) internal pure returns (uint64) { return uint64(bytes8(_msg[:NONCE_OFFSET])); } /** * @dev Retrieves the source endpoint ID from the composed message. * @param _msg The message. * @return The source endpoint ID. */ function srcEid(bytes calldata _msg) internal pure returns (uint32) { return uint32(bytes4(_msg[NONCE_OFFSET:SRC_EID_OFFSET])); } /** * @dev Retrieves the amount in local decimals from the composed message. * @param _msg The message. * @return The amount in local decimals. */ function amountLD(bytes calldata _msg) internal pure returns (uint256) { return uint256(bytes32(_msg[SRC_EID_OFFSET:AMOUNT_LD_OFFSET])); } /** * @dev Retrieves the composeFrom value from the composed message. * @param _msg The message. * @return The composeFrom value. */ function composeFrom(bytes calldata _msg) internal pure returns (bytes32) { return bytes32(_msg[AMOUNT_LD_OFFSET:COMPOSE_FROM_OFFSET]); } /** * @dev Retrieves the composed message. * @param _msg The message. * @return The composed message. */ function composeMsg(bytes calldata _msg) internal pure returns (bytes memory) { return _msg[COMPOSE_FROM_OFFSET:]; } /** * @dev Converts an address to bytes32. * @param _addr The address to convert. * @return The bytes32 representation of the address. */ function addressToBytes32(address _addr) internal pure returns (bytes32) { return bytes32(uint256(uint160(_addr))); } /** * @dev Converts bytes32 to an address. * @param _b The bytes32 value to convert. * @return The address representation of bytes32. */ function bytes32ToAddress(bytes32 _b) internal pure returns (address) { return address(uint160(uint256(_b))); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; library OFTMsgCodec { // Offset constants for encoding and decoding OFT messages uint8 private constant SEND_TO_OFFSET = 32; uint8 private constant SEND_AMOUNT_SD_OFFSET = 40; /** * @dev Encodes an OFT LayerZero message. * @param _sendTo The recipient address. * @param _amountShared The amount in shared decimals. * @param _composeMsg The composed message. * @return _msg The encoded message. * @return hasCompose A boolean indicating whether the message has a composed payload. */ function encode( bytes32 _sendTo, uint64 _amountShared, bytes memory _composeMsg ) internal view returns (bytes memory _msg, bool hasCompose) { hasCompose = _composeMsg.length > 0; // @dev Remote chains will want to know the composed function caller ie. msg.sender on the src. _msg = hasCompose ? abi.encodePacked(_sendTo, _amountShared, addressToBytes32(msg.sender), _composeMsg) : abi.encodePacked(_sendTo, _amountShared); } /** * @dev Checks if the OFT message is composed. * @param _msg The OFT message. * @return A boolean indicating whether the message is composed. */ function isComposed(bytes calldata _msg) internal pure returns (bool) { return _msg.length > SEND_AMOUNT_SD_OFFSET; } /** * @dev Retrieves the recipient address from the OFT message. * @param _msg The OFT message. * @return The recipient address. */ function sendTo(bytes calldata _msg) internal pure returns (bytes32) { return bytes32(_msg[:SEND_TO_OFFSET]); } /** * @dev Retrieves the amount in shared decimals from the OFT message. * @param _msg The OFT message. * @return The amount in shared decimals. */ function amountSD(bytes calldata _msg) internal pure returns (uint64) { return uint64(bytes8(_msg[SEND_TO_OFFSET:SEND_AMOUNT_SD_OFFSET])); } /** * @dev Retrieves the composed message from the OFT message. * @param _msg The OFT message. * @return The composed message. */ function composeMsg(bytes calldata _msg) internal pure returns (bytes memory) { return _msg[SEND_AMOUNT_SD_OFFSET:]; } /** * @dev Converts an address to bytes32. * @param _addr The address to convert. * @return The bytes32 representation of the address. */ function addressToBytes32(address _addr) internal pure returns (bytes32) { return bytes32(uint256(uint160(_addr))); } /** * @dev Converts bytes32 to an address. * @param _b The bytes32 value to convert. * @return The address representation of bytes32. */ function bytes32ToAddress(bytes32 _b) internal pure returns (address) { return address(uint160(uint256(_b))); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol"; import { IPreCrime } from "./interfaces/IPreCrime.sol"; import { IOAppPreCrimeSimulator, InboundPacket, Origin } from "./interfaces/IOAppPreCrimeSimulator.sol"; /** * @title OAppPreCrimeSimulator * @dev Abstract contract serving as the base for preCrime simulation functionality in an OApp. */ abstract contract OAppPreCrimeSimulator is IOAppPreCrimeSimulator, Ownable { // The address of the preCrime implementation. address public preCrime; /** * @dev Retrieves the address of the OApp contract. * @return The address of the OApp contract. * * @dev The simulator contract is the base contract for the OApp by default. * @dev If the simulator is a separate contract, override this function. */ function oApp() external view virtual returns (address) { return address(this); } /** * @dev Sets the preCrime contract address. * @param _preCrime The address of the preCrime contract. */ function setPreCrime(address _preCrime) public virtual onlyOwner { preCrime = _preCrime; emit PreCrimeSet(_preCrime); } /** * @dev Interface for pre-crime simulations. Always reverts at the end with the simulation results. * @param _packets An array of InboundPacket objects representing received packets to be delivered. * * @dev WARNING: MUST revert at the end with the simulation results. * @dev Gives the preCrime implementation the ability to mock sending packets to the lzReceive function, * WITHOUT actually executing them. */ function lzReceiveAndRevert(InboundPacket[] calldata _packets) public payable virtual { for (uint256 i = 0; i < _packets.length; i++) { InboundPacket calldata packet = _packets[i]; // Ignore packets that are not from trusted peers. if (!isPeer(packet.origin.srcEid, packet.origin.sender)) continue; // @dev Because a verifier is calling this function, it doesnt have access to executor params: // - address _executor // - bytes calldata _extraData // preCrime will NOT work for OApps that rely on these two parameters inside of their _lzReceive(). // They are instead stubbed to default values, address(0) and bytes("") // @dev Calling this.lzReceiveSimulate removes ability for assembly return 0 callstack exit, // which would cause the revert to be ignored. this.lzReceiveSimulate{ value: packet.value }( packet.origin, packet.guid, packet.message, packet.executor, packet.extraData ); } // @dev Revert with the simulation results. msg.sender must implement IPreCrime.buildSimulationResult(). revert SimulationResult(IPreCrime(msg.sender).buildSimulationResult()); } /** * @dev Is effectively an internal function because msg.sender must be address(this). * Allows resetting the call stack for 'internal' calls. * @param _origin The origin information containing the source endpoint and sender address. * - srcEid: The source chain endpoint ID. * - sender: The sender address on the src chain. * - nonce: The nonce of the message. * @param _guid The unique identifier of the packet. * @param _message The message payload of the packet. * @param _executor The executor address for the packet. * @param _extraData Additional data for the packet. */ function lzReceiveSimulate( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address _executor, bytes calldata _extraData ) external payable virtual { // @dev Ensure ONLY can be called 'internally'. if (msg.sender != address(this)) revert OnlySelf(); _lzReceiveSimulate(_origin, _guid, _message, _executor, _extraData); } /** * @dev Internal function to handle the OAppPreCrimeSimulator simulated receive. * @param _origin The origin information. * - srcEid: The source chain endpoint ID. * - sender: The sender address from the src chain. * - nonce: The nonce of the LayerZero message. * @param _guid The GUID of the LayerZero message. * @param _message The LayerZero message. * @param _executor The address of the off-chain executor. * @param _extraData Arbitrary data passed by the msg executor. * * @dev Enables the preCrime simulator to mock sending lzReceive() messages, * routes the msg down from the OAppPreCrimeSimulator, and back up to the OAppReceiver. */ function _lzReceiveSimulate( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address _executor, bytes calldata _extraData ) internal virtual; /** * @dev checks if the specified peer is considered 'trusted' by the OApp. * @param _eid The endpoint Id to check. * @param _peer The peer to check. * @return Whether the peer passed is considered 'trusted' by the OApp. */ function isPeer(uint32 _eid, bytes32 _peer) public view virtual returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; // @dev Import the Origin so it's exposed to OAppPreCrimeSimulator implementers. // solhint-disable-next-line no-unused-import import { InboundPacket, Origin } from "../libs/Packet.sol"; /** * @title IOAppPreCrimeSimulator Interface * @dev Interface for the preCrime simulation functionality in an OApp. */ interface IOAppPreCrimeSimulator { // @dev simulation result used in PreCrime implementation error SimulationResult(bytes result); error OnlySelf(); /** * @dev Emitted when the preCrime contract address is set. * @param preCrimeAddress The address of the preCrime contract. */ event PreCrimeSet(address preCrimeAddress); /** * @dev Retrieves the address of the preCrime contract implementation. * @return The address of the preCrime contract. */ function preCrime() external view returns (address); /** * @dev Retrieves the address of the OApp contract. * @return The address of the OApp contract. */ function oApp() external view returns (address); /** * @dev Sets the preCrime contract address. * @param _preCrime The address of the preCrime contract. */ function setPreCrime(address _preCrime) external; /** * @dev Mocks receiving a packet, then reverts with a series of data to infer the state/result. * @param _packets An array of LayerZero InboundPacket objects representing received packets. */ function lzReceiveAndRevert(InboundPacket[] calldata _packets) external payable; /** * @dev checks if the specified peer is considered 'trusted' by the OApp. * @param _eid The endpoint Id to check. * @param _peer The peer to check. * @return Whether the peer passed is considered 'trusted' by the OApp. */ function isPeer(uint32 _eid, bytes32 _peer) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; struct PreCrimePeer { uint32 eid; bytes32 preCrime; bytes32 oApp; } // TODO not done yet interface IPreCrime { error OnlyOffChain(); // for simulate() error PacketOversize(uint256 max, uint256 actual); error PacketUnsorted(); error SimulationFailed(bytes reason); // for preCrime() error SimulationResultNotFound(uint32 eid); error InvalidSimulationResult(uint32 eid, bytes reason); error CrimeFound(bytes crime); function getConfig(bytes[] calldata _packets, uint256[] calldata _packetMsgValues) external returns (bytes memory); function simulate( bytes[] calldata _packets, uint256[] calldata _packetMsgValues ) external payable returns (bytes memory); function buildSimulationResult() external view returns (bytes memory); function preCrime( bytes[] calldata _packets, uint256[] calldata _packetMsgValues, bytes[] calldata _simulations ) external; function version() external view returns (uint64 major, uint8 minor); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import { Origin } from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroEndpointV2.sol"; import { PacketV1Codec } from "@layerzerolabs/lz-evm-protocol-v2/contracts/messagelib/libs/PacketV1Codec.sol"; /** * @title InboundPacket * @dev Structure representing an inbound packet received by the contract. */ struct InboundPacket { Origin origin; // Origin information of the packet. uint32 dstEid; // Destination endpointId of the packet. address receiver; // Receiver address for the packet. bytes32 guid; // Unique identifier of the packet. uint256 value; // msg.value of the packet. address executor; // Executor address for the packet. bytes message; // Message payload of the packet. bytes extraData; // Additional arbitrary data for the packet. } /** * @title PacketDecoder * @dev Library for decoding LayerZero packets. */ library PacketDecoder { using PacketV1Codec for bytes; /** * @dev Decode an inbound packet from the given packet data. * @param _packet The packet data to decode. * @return packet An InboundPacket struct representing the decoded packet. */ function decode(bytes calldata _packet) internal pure returns (InboundPacket memory packet) { packet.origin = Origin(_packet.srcEid(), _packet.sender(), _packet.nonce()); packet.dstEid = _packet.dstEid(); packet.receiver = _packet.receiverB20(); packet.guid = _packet.guid(); packet.message = _packet.message(); } /** * @dev Decode multiple inbound packets from the given packet data and associated message values. * @param _packets An array of packet data to decode. * @param _packetMsgValues An array of associated message values for each packet. * @return packets An array of InboundPacket structs representing the decoded packets. */ function decode( bytes[] calldata _packets, uint256[] memory _packetMsgValues ) internal pure returns (InboundPacket[] memory packets) { packets = new InboundPacket[](_packets.length); for (uint256 i = 0; i < _packets.length; i++) { bytes calldata packet = _packets[i]; packets[i] = PacketDecoder.decode(packet); // @dev Allows the verifier to specify the msg.value that gets passed in lzReceive. packets[i].value = _packetMsgValues[i]; } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; import { IMessageLibManager } from "./IMessageLibManager.sol"; import { IMessagingComposer } from "./IMessagingComposer.sol"; import { IMessagingChannel } from "./IMessagingChannel.sol"; import { IMessagingContext } from "./IMessagingContext.sol"; struct MessagingParams { uint32 dstEid; bytes32 receiver; bytes message; bytes options; bool payInLzToken; } struct MessagingReceipt { bytes32 guid; uint64 nonce; MessagingFee fee; } struct MessagingFee { uint256 nativeFee; uint256 lzTokenFee; } struct Origin { uint32 srcEid; bytes32 sender; uint64 nonce; } interface ILayerZeroEndpointV2 is IMessageLibManager, IMessagingComposer, IMessagingChannel, IMessagingContext { event PacketSent(bytes encodedPayload, bytes options, address sendLibrary); event PacketVerified(Origin origin, address receiver, bytes32 payloadHash); event PacketDelivered(Origin origin, address receiver); event LzReceiveAlert( address indexed receiver, address indexed executor, Origin origin, bytes32 guid, uint256 gas, uint256 value, bytes message, bytes extraData, bytes reason ); event LzTokenSet(address token); event DelegateSet(address sender, address delegate); function quote(MessagingParams calldata _params, address _sender) external view returns (MessagingFee memory); function send( MessagingParams calldata _params, address _refundAddress ) external payable returns (MessagingReceipt memory); function verify(Origin calldata _origin, address _receiver, bytes32 _payloadHash) external; function verifiable(Origin calldata _origin, address _receiver) external view returns (bool); function initializable(Origin calldata _origin, address _receiver) external view returns (bool); function lzReceive( Origin calldata _origin, address _receiver, bytes32 _guid, bytes calldata _message, bytes calldata _extraData ) external payable; // oapp can burn messages partially by calling this function with its own business logic if messages are verified in order function clear(address _oapp, Origin calldata _origin, bytes32 _guid, bytes calldata _message) external; function setLzToken(address _lzToken) external; function lzToken() external view returns (address); function nativeToken() external view returns (address); function setDelegate(address _delegate) external; }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; import { Origin } from "./ILayerZeroEndpointV2.sol"; interface ILayerZeroReceiver { function allowInitializePath(Origin calldata _origin) external view returns (bool); function nextNonce(uint32 _eid, bytes32 _sender) external view returns (uint64); function lzReceive( Origin calldata _origin, bytes32 _guid, bytes calldata _message, address _executor, bytes calldata _extraData ) external payable; }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; import { IERC165 } from "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import { SetConfigParam } from "./IMessageLibManager.sol"; enum MessageLibType { Send, Receive, SendAndReceive } interface IMessageLib is IERC165 { function setConfig(address _oapp, SetConfigParam[] calldata _config) external; function getConfig(uint32 _eid, address _oapp, uint32 _configType) external view returns (bytes memory config); function isSupportedEid(uint32 _eid) external view returns (bool); // message libs of same major version are compatible function version() external view returns (uint64 major, uint8 minor, uint8 endpointVersion); function messageLibType() external view returns (MessageLibType); }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; struct SetConfigParam { uint32 eid; uint32 configType; bytes config; } interface IMessageLibManager { struct Timeout { address lib; uint256 expiry; } event LibraryRegistered(address newLib); event DefaultSendLibrarySet(uint32 eid, address newLib); event DefaultReceiveLibrarySet(uint32 eid, address newLib); event DefaultReceiveLibraryTimeoutSet(uint32 eid, address oldLib, uint256 expiry); event SendLibrarySet(address sender, uint32 eid, address newLib); event ReceiveLibrarySet(address receiver, uint32 eid, address newLib); event ReceiveLibraryTimeoutSet(address receiver, uint32 eid, address oldLib, uint256 timeout); function registerLibrary(address _lib) external; function isRegisteredLibrary(address _lib) external view returns (bool); function getRegisteredLibraries() external view returns (address[] memory); function setDefaultSendLibrary(uint32 _eid, address _newLib) external; function defaultSendLibrary(uint32 _eid) external view returns (address); function setDefaultReceiveLibrary(uint32 _eid, address _newLib, uint256 _timeout) external; function defaultReceiveLibrary(uint32 _eid) external view returns (address); function setDefaultReceiveLibraryTimeout(uint32 _eid, address _lib, uint256 _expiry) external; function defaultReceiveLibraryTimeout(uint32 _eid) external view returns (address lib, uint256 expiry); function isSupportedEid(uint32 _eid) external view returns (bool); function isValidReceiveLibrary(address _receiver, uint32 _eid, address _lib) external view returns (bool); /// ------------------- OApp interfaces ------------------- function setSendLibrary(address _oapp, uint32 _eid, address _newLib) external; function getSendLibrary(address _sender, uint32 _eid) external view returns (address lib); function isDefaultSendLibrary(address _sender, uint32 _eid) external view returns (bool); function setReceiveLibrary(address _oapp, uint32 _eid, address _newLib, uint256 _gracePeriod) external; function getReceiveLibrary(address _receiver, uint32 _eid) external view returns (address lib, bool isDefault); function setReceiveLibraryTimeout(address _oapp, uint32 _eid, address _lib, uint256 _gracePeriod) external; function receiveLibraryTimeout(address _receiver, uint32 _eid) external view returns (address lib, uint256 expiry); function setConfig(address _oapp, address _lib, SetConfigParam[] calldata _params) external; function getConfig( address _oapp, address _lib, uint32 _eid, uint32 _configType ) external view returns (bytes memory config); }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; interface IMessagingChannel { event InboundNonceSkipped(uint32 srcEid, bytes32 sender, address receiver, uint64 nonce); event PacketNilified(uint32 srcEid, bytes32 sender, address receiver, uint64 nonce, bytes32 payloadHash); event PacketBurnt(uint32 srcEid, bytes32 sender, address receiver, uint64 nonce, bytes32 payloadHash); function eid() external view returns (uint32); // this is an emergency function if a message cannot be verified for some reasons // required to provide _nextNonce to avoid race condition function skip(address _oapp, uint32 _srcEid, bytes32 _sender, uint64 _nonce) external; function nilify(address _oapp, uint32 _srcEid, bytes32 _sender, uint64 _nonce, bytes32 _payloadHash) external; function burn(address _oapp, uint32 _srcEid, bytes32 _sender, uint64 _nonce, bytes32 _payloadHash) external; function nextGuid(address _sender, uint32 _dstEid, bytes32 _receiver) external view returns (bytes32); function inboundNonce(address _receiver, uint32 _srcEid, bytes32 _sender) external view returns (uint64); function outboundNonce(address _sender, uint32 _dstEid, bytes32 _receiver) external view returns (uint64); function inboundPayloadHash( address _receiver, uint32 _srcEid, bytes32 _sender, uint64 _nonce ) external view returns (bytes32); function lazyInboundNonce(address _receiver, uint32 _srcEid, bytes32 _sender) external view returns (uint64); }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; interface IMessagingComposer { event ComposeSent(address from, address to, bytes32 guid, uint16 index, bytes message); event ComposeDelivered(address from, address to, bytes32 guid, uint16 index); event LzComposeAlert( address indexed from, address indexed to, address indexed executor, bytes32 guid, uint16 index, uint256 gas, uint256 value, bytes message, bytes extraData, bytes reason ); function composeQueue( address _from, address _to, bytes32 _guid, uint16 _index ) external view returns (bytes32 messageHash); function sendCompose(address _to, bytes32 _guid, uint16 _index, bytes calldata _message) external; function lzCompose( address _from, address _to, bytes32 _guid, uint16 _index, bytes calldata _message, bytes calldata _extraData ) external payable; }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; interface IMessagingContext { function isSendingMessage() external view returns (bool); function getSendContext() external view returns (uint32 dstEid, address sender); }
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; import { MessagingFee } from "./ILayerZeroEndpointV2.sol"; import { IMessageLib } from "./IMessageLib.sol"; struct Packet { uint64 nonce; uint32 srcEid; address sender; uint32 dstEid; bytes32 receiver; bytes32 guid; bytes message; } interface ISendLib is IMessageLib { function send( Packet calldata _packet, bytes calldata _options, bool _payInLzToken ) external returns (MessagingFee memory, bytes memory encodedPacket); function quote( Packet calldata _packet, bytes calldata _options, bool _payInLzToken ) external view returns (MessagingFee memory); function setTreasury(address _treasury) external; function withdrawFee(address _to, uint256 _amount) external; function withdrawLzTokenFee(address _lzToken, address _to, uint256 _amount) external; }
// SPDX-License-Identifier: LZBL-1.2 pragma solidity ^0.8.20; library AddressCast { error AddressCast_InvalidSizeForAddress(); error AddressCast_InvalidAddress(); function toBytes32(bytes calldata _addressBytes) internal pure returns (bytes32 result) { if (_addressBytes.length > 32) revert AddressCast_InvalidAddress(); result = bytes32(_addressBytes); unchecked { uint256 offset = 32 - _addressBytes.length; result = result >> (offset * 8); } } function toBytes32(address _address) internal pure returns (bytes32 result) { result = bytes32(uint256(uint160(_address))); } function toBytes(bytes32 _addressBytes32, uint256 _size) internal pure returns (bytes memory result) { if (_size == 0 || _size > 32) revert AddressCast_InvalidSizeForAddress(); result = new bytes(_size); unchecked { uint256 offset = 256 - _size * 8; assembly { mstore(add(result, 32), shl(offset, _addressBytes32)) } } } function toAddress(bytes32 _addressBytes32) internal pure returns (address result) { result = address(uint160(uint256(_addressBytes32))); } function toAddress(bytes calldata _addressBytes) internal pure returns (address result) { if (_addressBytes.length != 20) revert AddressCast_InvalidAddress(); result = address(bytes20(_addressBytes)); } }
// SPDX-License-Identifier: LZBL-1.2 pragma solidity ^0.8.20; import { Packet } from "../../interfaces/ISendLib.sol"; import { AddressCast } from "../../libs/AddressCast.sol"; library PacketV1Codec { using AddressCast for address; using AddressCast for bytes32; uint8 internal constant PACKET_VERSION = 1; // header (version + nonce + path) // version uint256 private constant PACKET_VERSION_OFFSET = 0; // nonce uint256 private constant NONCE_OFFSET = 1; // path uint256 private constant SRC_EID_OFFSET = 9; uint256 private constant SENDER_OFFSET = 13; uint256 private constant DST_EID_OFFSET = 45; uint256 private constant RECEIVER_OFFSET = 49; // payload (guid + message) uint256 private constant GUID_OFFSET = 81; // keccak256(nonce + path) uint256 private constant MESSAGE_OFFSET = 113; function encode(Packet memory _packet) internal pure returns (bytes memory encodedPacket) { encodedPacket = abi.encodePacked( PACKET_VERSION, _packet.nonce, _packet.srcEid, _packet.sender.toBytes32(), _packet.dstEid, _packet.receiver, _packet.guid, _packet.message ); } function encodePacketHeader(Packet memory _packet) internal pure returns (bytes memory) { return abi.encodePacked( PACKET_VERSION, _packet.nonce, _packet.srcEid, _packet.sender.toBytes32(), _packet.dstEid, _packet.receiver ); } function encodePayload(Packet memory _packet) internal pure returns (bytes memory) { return abi.encodePacked(_packet.guid, _packet.message); } function header(bytes calldata _packet) internal pure returns (bytes calldata) { return _packet[0:GUID_OFFSET]; } function version(bytes calldata _packet) internal pure returns (uint8) { return uint8(bytes1(_packet[PACKET_VERSION_OFFSET:NONCE_OFFSET])); } function nonce(bytes calldata _packet) internal pure returns (uint64) { return uint64(bytes8(_packet[NONCE_OFFSET:SRC_EID_OFFSET])); } function srcEid(bytes calldata _packet) internal pure returns (uint32) { return uint32(bytes4(_packet[SRC_EID_OFFSET:SENDER_OFFSET])); } function sender(bytes calldata _packet) internal pure returns (bytes32) { return bytes32(_packet[SENDER_OFFSET:DST_EID_OFFSET]); } function senderAddressB20(bytes calldata _packet) internal pure returns (address) { return sender(_packet).toAddress(); } function dstEid(bytes calldata _packet) internal pure returns (uint32) { return uint32(bytes4(_packet[DST_EID_OFFSET:RECEIVER_OFFSET])); } function receiver(bytes calldata _packet) internal pure returns (bytes32) { return bytes32(_packet[RECEIVER_OFFSET:GUID_OFFSET]); } function receiverB20(bytes calldata _packet) internal pure returns (address) { return receiver(_packet).toAddress(); } function guid(bytes calldata _packet) internal pure returns (bytes32) { return bytes32(_packet[GUID_OFFSET:MESSAGE_OFFSET]); } function message(bytes calldata _packet) internal pure returns (bytes calldata) { return bytes(_packet[MESSAGE_OFFSET:]); } function payload(bytes calldata _packet) internal pure returns (bytes calldata) { return bytes(_packet[GUID_OFFSET:]); } function payloadHash(bytes calldata _packet) internal pure returns (bytes32) { return keccak256(payload(_packet)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol) pragma solidity ^0.8.20; import {Context} from "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * The initial owner is set to the address provided by the deployer. This can * later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ constructor(address initialOwner) { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol) pragma solidity ^0.8.20; /** * @dev Standard ERC20 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens. */ interface IERC20Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC20InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC20InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers. * @param spender Address that may be allowed to operate on tokens without being their owner. * @param allowance Amount of tokens a `spender` is allowed to operate with. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC20InvalidApprover(address approver); /** * @dev Indicates a failure with the `spender` to be approved. Used in approvals. * @param spender Address that may be allowed to operate on tokens without being their owner. */ error ERC20InvalidSpender(address spender); } /** * @dev Standard ERC721 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens. */ interface IERC721Errors { /** * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20. * Used in balance queries. * @param owner Address of the current owner of a token. */ error ERC721InvalidOwner(address owner); /** * @dev Indicates a `tokenId` whose `owner` is the zero address. * @param tokenId Identifier number of a token. */ error ERC721NonexistentToken(uint256 tokenId); /** * @dev Indicates an error related to the ownership over a particular token. Used in transfers. * @param sender Address whose tokens are being transferred. * @param tokenId Identifier number of a token. * @param owner Address of the current owner of a token. */ error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC721InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC721InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param tokenId Identifier number of a token. */ error ERC721InsufficientApproval(address operator, uint256 tokenId); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC721InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC721InvalidOperator(address operator); } /** * @dev Standard ERC1155 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens. */ interface IERC1155Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. * @param tokenId Identifier number of a token. */ error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC1155InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC1155InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param owner Address of the current owner of a token. */ error ERC1155MissingApprovalForAll(address operator, address owner); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC1155InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC1155InvalidOperator(address operator); /** * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation. * Used in batch transfers. * @param idsLength Length of the array of token identifiers * @param valuesLength Length of the array of token amounts */ error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol) pragma solidity ^0.8.20; import {IERC20} from "./IERC20.sol"; import {IERC20Metadata} from "./extensions/IERC20Metadata.sol"; import {Context} from "../../utils/Context.sol"; import {IERC20Errors} from "../../interfaces/draft-IERC6093.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * * TIP: For a detailed writeup see our guide * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * The default value of {decimals} is 18. To change this, you should override * this function so it returns a different value. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 * applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. */ abstract contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors { mapping(address account => uint256) private _balances; mapping(address account => mapping(address spender => uint256)) private _allowances; uint256 private _totalSupply; string private _name; string private _symbol; /** * @dev Sets the values for {name} and {symbol}. * * All two of these values are immutable: they can only be set once during * construction. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev Returns the name of the token. */ function name() public view virtual returns (string memory) { return _name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual returns (string memory) { return _symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5.05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the default value returned by this function, unless * it's overridden. * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual returns (uint8) { return 18; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual returns (uint256) { return _totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual returns (uint256) { return _balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `to` cannot be the zero address. * - the caller must have a balance of at least `value`. */ function transfer(address to, uint256 value) public virtual returns (bool) { address owner = _msgSender(); _transfer(owner, to, value); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on * `transferFrom`. This is semantically equivalent to an infinite approval. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 value) public virtual returns (bool) { address owner = _msgSender(); _approve(owner, spender, value); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * NOTE: Does not update the allowance if the current allowance * is the maximum `uint256`. * * Requirements: * * - `from` and `to` cannot be the zero address. * - `from` must have a balance of at least `value`. * - the caller must have allowance for ``from``'s tokens of at least * `value`. */ function transferFrom(address from, address to, uint256 value) public virtual returns (bool) { address spender = _msgSender(); _spendAllowance(from, spender, value); _transfer(from, to, value); return true; } /** * @dev Moves a `value` amount of tokens from `from` to `to`. * * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * NOTE: This function is not virtual, {_update} should be overridden instead. */ function _transfer(address from, address to, uint256 value) internal { if (from == address(0)) { revert ERC20InvalidSender(address(0)); } if (to == address(0)) { revert ERC20InvalidReceiver(address(0)); } _update(from, to, value); } /** * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from` * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding * this function. * * Emits a {Transfer} event. */ function _update(address from, address to, uint256 value) internal virtual { if (from == address(0)) { // Overflow check required: The rest of the code assumes that totalSupply never overflows _totalSupply += value; } else { uint256 fromBalance = _balances[from]; if (fromBalance < value) { revert ERC20InsufficientBalance(from, fromBalance, value); } unchecked { // Overflow not possible: value <= fromBalance <= totalSupply. _balances[from] = fromBalance - value; } } if (to == address(0)) { unchecked { // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply. _totalSupply -= value; } } else { unchecked { // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256. _balances[to] += value; } } emit Transfer(from, to, value); } /** * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0). * Relies on the `_update` mechanism * * Emits a {Transfer} event with `from` set to the zero address. * * NOTE: This function is not virtual, {_update} should be overridden instead. */ function _mint(address account, uint256 value) internal { if (account == address(0)) { revert ERC20InvalidReceiver(address(0)); } _update(address(0), account, value); } /** * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply. * Relies on the `_update` mechanism. * * Emits a {Transfer} event with `to` set to the zero address. * * NOTE: This function is not virtual, {_update} should be overridden instead */ function _burn(address account, uint256 value) internal { if (account == address(0)) { revert ERC20InvalidSender(address(0)); } _update(account, address(0), value); } /** * @dev Sets `value` as the allowance of `spender` over the `owner` s tokens. * * This internal function is equivalent to `approve`, and can be used to * e.g. set automatic allowances for certain subsystems, etc. * * Emits an {Approval} event. * * Requirements: * * - `owner` cannot be the zero address. * - `spender` cannot be the zero address. * * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument. */ function _approve(address owner, address spender, uint256 value) internal { _approve(owner, spender, value, true); } /** * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event. * * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any * `Approval` event during `transferFrom` operations. * * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to * true using the following override: * ``` * function _approve(address owner, address spender, uint256 value, bool) internal virtual override { * super._approve(owner, spender, value, true); * } * ``` * * Requirements are the same as {_approve}. */ function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual { if (owner == address(0)) { revert ERC20InvalidApprover(address(0)); } if (spender == address(0)) { revert ERC20InvalidSpender(address(0)); } _allowances[owner][spender] = value; if (emitEvent) { emit Approval(owner, spender, value); } } /** * @dev Updates `owner` s allowance for `spender` based on spent `value`. * * Does not update the allowance value in case of infinite allowance. * Revert if not enough allowance is available. * * Does not emit an {Approval} event. */ function _spendAllowance(address owner, address spender, uint256 value) internal virtual { uint256 currentAllowance = allowance(owner, spender); if (currentAllowance != type(uint256).max) { if (currentAllowance < value) { revert ERC20InsufficientAllowance(spender, currentAllowance, value); } unchecked { _approve(owner, spender, currentAllowance - value, false); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the value of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the value of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves a `value` amount of tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 value) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets a `value` amount of tokens as the allowance of `spender` over the * caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 value) external returns (bool); /** * @dev Moves a `value` amount of tokens from `from` to `to` using the * allowance mechanism. `value` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 value) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.20; import {IERC20} from "../IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. */ interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. * * ==== Security Considerations * * There are two important considerations concerning the use of `permit`. The first is that a valid permit signature * expresses an allowance, and it should not be assumed to convey additional meaning. In particular, it should not be * considered as an intention to spend the allowance in any specific way. The second is that because permits have * built-in replay protection and can be submitted by anyone, they can be frontrun. A protocol that uses permits should * take this into consideration and allow a `permit` call to fail. Combining these two aspects, a pattern that may be * generally recommended is: * * ```solidity * function doThingWithPermit(..., uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) public { * try token.permit(msg.sender, address(this), value, deadline, v, r, s) {} catch {} * doThing(..., value); * } * * function doThing(..., uint256 value) public { * token.safeTransferFrom(msg.sender, address(this), value); * ... * } * ``` * * Observe that: 1) `msg.sender` is used as the owner, leaving no ambiguity as to the signer intent, and 2) the use of * `try/catch` allows the permit to fail and makes the code tolerant to frontrunning. (See also * {SafeERC20-safeTransferFrom}). * * Additionally, note that smart contract wallets (such as Argent or Safe) are not able to produce permit signatures, so * contracts should have entry points that don't rely on permit. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. * * CAUTION: See Security Considerations above. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.20; import {IERC20} from "../IERC20.sol"; import {IERC20Permit} from "../extensions/IERC20Permit.sol"; import {Address} from "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; /** * @dev An operation with an ERC20 token failed. */ error SafeERC20FailedOperation(address token); /** * @dev Indicates a failed `decreaseAllowance` request. */ error SafeERC20FailedDecreaseAllowance(address spender, uint256 currentAllowance, uint256 requestedDecrease); /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeCall(token.transfer, (to, value))); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeCall(token.transferFrom, (from, to, value))); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); forceApprove(token, spender, oldAllowance + value); } /** * @dev Decrease the calling contract's allowance toward `spender` by `requestedDecrease`. If `token` returns no * value, non-reverting calls are assumed to be successful. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 requestedDecrease) internal { unchecked { uint256 currentAllowance = token.allowance(address(this), spender); if (currentAllowance < requestedDecrease) { revert SafeERC20FailedDecreaseAllowance(spender, currentAllowance, requestedDecrease); } forceApprove(token, spender, currentAllowance - requestedDecrease); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval * to be set to zero before setting it to a non-zero value, such as USDT. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeCall(token.approve, (spender, value)); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeCall(token.approve, (spender, 0))); _callOptionalReturn(token, approvalCall); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data); if (returndata.length != 0 && !abi.decode(returndata, (bool))) { revert SafeERC20FailedOperation(address(token)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && address(token).code.length > 0; } }
// 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 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(); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol) pragma solidity ^0.8.20; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/IERC165.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
{ "evmVersion": "paris", "optimizer": { "enabled": true, "runs": 77777 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"address","name":"_lzEndpoint","type":"address"},{"internalType":"address","name":"_delegate","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"AddressInsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"allowance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientAllowance","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"balance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC20InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC20InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC20InvalidSender","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"}],"name":"ERC20InvalidSpender","type":"error"},{"inputs":[],"name":"FailedInnerCall","type":"error"},{"inputs":[],"name":"InvalidDelegate","type":"error"},{"inputs":[],"name":"InvalidEndpointCall","type":"error"},{"inputs":[],"name":"InvalidLocalDecimals","type":"error"},{"inputs":[{"internalType":"bytes","name":"options","type":"bytes"}],"name":"InvalidOptions","type":"error"},{"inputs":[],"name":"LzTokenUnavailable","type":"error"},{"inputs":[{"internalType":"uint32","name":"eid","type":"uint32"}],"name":"NoPeer","type":"error"},{"inputs":[{"internalType":"uint256","name":"msgValue","type":"uint256"}],"name":"NotEnoughNative","type":"error"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"OnlyEndpoint","type":"error"},{"inputs":[{"internalType":"uint32","name":"eid","type":"uint32"},{"internalType":"bytes32","name":"sender","type":"bytes32"}],"name":"OnlyPeer","type":"error"},{"inputs":[],"name":"OnlySelf","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","type":"error"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"SafeERC20FailedOperation","type":"error"},{"inputs":[{"internalType":"bytes","name":"result","type":"bytes"}],"name":"SimulationResult","type":"error"},{"inputs":[{"internalType":"uint256","name":"amountLD","type":"uint256"},{"internalType":"uint256","name":"minAmountLD","type":"uint256"}],"name":"SlippageExceeded","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"components":[{"internalType":"uint32","name":"eid","type":"uint32"},{"internalType":"uint16","name":"msgType","type":"uint16"},{"internalType":"bytes","name":"options","type":"bytes"}],"indexed":false,"internalType":"struct EnforcedOptionParam[]","name":"_enforcedOptions","type":"tuple[]"}],"name":"EnforcedOptionSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"inspector","type":"address"}],"name":"MsgInspectorSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"guid","type":"bytes32"},{"indexed":false,"internalType":"uint32","name":"srcEid","type":"uint32"},{"indexed":true,"internalType":"address","name":"toAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"amountReceivedLD","type":"uint256"}],"name":"OFTReceived","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"guid","type":"bytes32"},{"indexed":false,"internalType":"uint32","name":"dstEid","type":"uint32"},{"indexed":true,"internalType":"address","name":"fromAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"amountSentLD","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amountReceivedLD","type":"uint256"}],"name":"OFTSent","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint32","name":"eid","type":"uint32"},{"indexed":false,"internalType":"bytes32","name":"peer","type":"bytes32"}],"name":"PeerSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"preCrimeAddress","type":"address"}],"name":"PreCrimeSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"SEND","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SEND_AND_CALL","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"srcEid","type":"uint32"},{"internalType":"bytes32","name":"sender","type":"bytes32"},{"internalType":"uint64","name":"nonce","type":"uint64"}],"internalType":"struct Origin","name":"origin","type":"tuple"}],"name":"allowInitializePath","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"approvalRequired","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint32","name":"_eid","type":"uint32"},{"internalType":"uint16","name":"_msgType","type":"uint16"},{"internalType":"bytes","name":"_extraOptions","type":"bytes"}],"name":"combineOptions","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimalConversionRate","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"endpoint","outputs":[{"internalType":"contract ILayerZeroEndpointV2","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint32","name":"eid","type":"uint32"},{"internalType":"uint16","name":"msgType","type":"uint16"}],"name":"enforcedOptions","outputs":[{"internalType":"bytes","name":"enforcedOption","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"srcEid","type":"uint32"},{"internalType":"bytes32","name":"sender","type":"bytes32"},{"internalType":"uint64","name":"nonce","type":"uint64"}],"internalType":"struct Origin","name":"","type":"tuple"},{"internalType":"bytes","name":"","type":"bytes"},{"internalType":"address","name":"_sender","type":"address"}],"name":"isComposeMsgSender","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint32","name":"_eid","type":"uint32"},{"internalType":"bytes32","name":"_peer","type":"bytes32"}],"name":"isPeer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"srcEid","type":"uint32"},{"internalType":"bytes32","name":"sender","type":"bytes32"},{"internalType":"uint64","name":"nonce","type":"uint64"}],"internalType":"struct Origin","name":"_origin","type":"tuple"},{"internalType":"bytes32","name":"_guid","type":"bytes32"},{"internalType":"bytes","name":"_message","type":"bytes"},{"internalType":"address","name":"_executor","type":"address"},{"internalType":"bytes","name":"_extraData","type":"bytes"}],"name":"lzReceive","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"components":[{"internalType":"uint32","name":"srcEid","type":"uint32"},{"internalType":"bytes32","name":"sender","type":"bytes32"},{"internalType":"uint64","name":"nonce","type":"uint64"}],"internalType":"struct Origin","name":"origin","type":"tuple"},{"internalType":"uint32","name":"dstEid","type":"uint32"},{"internalType":"address","name":"receiver","type":"address"},{"internalType":"bytes32","name":"guid","type":"bytes32"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"executor","type":"address"},{"internalType":"bytes","name":"message","type":"bytes"},{"internalType":"bytes","name":"extraData","type":"bytes"}],"internalType":"struct InboundPacket[]","name":"_packets","type":"tuple[]"}],"name":"lzReceiveAndRevert","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"srcEid","type":"uint32"},{"internalType":"bytes32","name":"sender","type":"bytes32"},{"internalType":"uint64","name":"nonce","type":"uint64"}],"internalType":"struct Origin","name":"_origin","type":"tuple"},{"internalType":"bytes32","name":"_guid","type":"bytes32"},{"internalType":"bytes","name":"_message","type":"bytes"},{"internalType":"address","name":"_executor","type":"address"},{"internalType":"bytes","name":"_extraData","type":"bytes"}],"name":"lzReceiveSimulate","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"msgInspector","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint32","name":"","type":"uint32"},{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"nextNonce","outputs":[{"internalType":"uint64","name":"nonce","type":"uint64"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oApp","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oAppVersion","outputs":[{"internalType":"uint64","name":"senderVersion","type":"uint64"},{"internalType":"uint64","name":"receiverVersion","type":"uint64"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"oftVersion","outputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"},{"internalType":"uint64","name":"version","type":"uint64"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint32","name":"eid","type":"uint32"}],"name":"peers","outputs":[{"internalType":"bytes32","name":"peer","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"preCrime","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"dstEid","type":"uint32"},{"internalType":"bytes32","name":"to","type":"bytes32"},{"internalType":"uint256","name":"amountLD","type":"uint256"},{"internalType":"uint256","name":"minAmountLD","type":"uint256"},{"internalType":"bytes","name":"extraOptions","type":"bytes"},{"internalType":"bytes","name":"composeMsg","type":"bytes"},{"internalType":"bytes","name":"oftCmd","type":"bytes"}],"internalType":"struct SendParam","name":"_sendParam","type":"tuple"}],"name":"quoteOFT","outputs":[{"components":[{"internalType":"uint256","name":"minAmountLD","type":"uint256"},{"internalType":"uint256","name":"maxAmountLD","type":"uint256"}],"internalType":"struct OFTLimit","name":"oftLimit","type":"tuple"},{"components":[{"internalType":"int256","name":"feeAmountLD","type":"int256"},{"internalType":"string","name":"description","type":"string"}],"internalType":"struct OFTFeeDetail[]","name":"oftFeeDetails","type":"tuple[]"},{"components":[{"internalType":"uint256","name":"amountSentLD","type":"uint256"},{"internalType":"uint256","name":"amountReceivedLD","type":"uint256"}],"internalType":"struct OFTReceipt","name":"oftReceipt","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"dstEid","type":"uint32"},{"internalType":"bytes32","name":"to","type":"bytes32"},{"internalType":"uint256","name":"amountLD","type":"uint256"},{"internalType":"uint256","name":"minAmountLD","type":"uint256"},{"internalType":"bytes","name":"extraOptions","type":"bytes"},{"internalType":"bytes","name":"composeMsg","type":"bytes"},{"internalType":"bytes","name":"oftCmd","type":"bytes"}],"internalType":"struct SendParam","name":"_sendParam","type":"tuple"},{"internalType":"bool","name":"_payInLzToken","type":"bool"}],"name":"quoteSend","outputs":[{"components":[{"internalType":"uint256","name":"nativeFee","type":"uint256"},{"internalType":"uint256","name":"lzTokenFee","type":"uint256"}],"internalType":"struct MessagingFee","name":"msgFee","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"dstEid","type":"uint32"},{"internalType":"bytes32","name":"to","type":"bytes32"},{"internalType":"uint256","name":"amountLD","type":"uint256"},{"internalType":"uint256","name":"minAmountLD","type":"uint256"},{"internalType":"bytes","name":"extraOptions","type":"bytes"},{"internalType":"bytes","name":"composeMsg","type":"bytes"},{"internalType":"bytes","name":"oftCmd","type":"bytes"}],"internalType":"struct SendParam","name":"_sendParam","type":"tuple"},{"components":[{"internalType":"uint256","name":"nativeFee","type":"uint256"},{"internalType":"uint256","name":"lzTokenFee","type":"uint256"}],"internalType":"struct MessagingFee","name":"_fee","type":"tuple"},{"internalType":"address","name":"_refundAddress","type":"address"}],"name":"send","outputs":[{"components":[{"internalType":"bytes32","name":"guid","type":"bytes32"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"components":[{"internalType":"uint256","name":"nativeFee","type":"uint256"},{"internalType":"uint256","name":"lzTokenFee","type":"uint256"}],"internalType":"struct MessagingFee","name":"fee","type":"tuple"}],"internalType":"struct MessagingReceipt","name":"msgReceipt","type":"tuple"},{"components":[{"internalType":"uint256","name":"amountSentLD","type":"uint256"},{"internalType":"uint256","name":"amountReceivedLD","type":"uint256"}],"internalType":"struct OFTReceipt","name":"oftReceipt","type":"tuple"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_delegate","type":"address"}],"name":"setDelegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"uint32","name":"eid","type":"uint32"},{"internalType":"uint16","name":"msgType","type":"uint16"},{"internalType":"bytes","name":"options","type":"bytes"}],"internalType":"struct EnforcedOptionParam[]","name":"_enforcedOptions","type":"tuple[]"}],"name":"setEnforcedOptions","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_msgInspector","type":"address"}],"name":"setMsgInspector","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"_eid","type":"uint32"},{"internalType":"bytes32","name":"_peer","type":"bytes32"}],"name":"setPeer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_preCrime","type":"address"}],"name":"setPreCrime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"sharedDecimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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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)
000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c00000000000000000000000001a44076050125825900e736c501f859c50fe728c000000000000000000000000b505939a59a353934ec6f0b060480e177394e15500000000000000000000000000000000000000000000000000000000000000094c617965725a65726f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000035a524f0000000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _name (string): LayerZero
Arg [1] : _symbol (string): ZRO
Arg [2] : _lzEndpoint (address): 0x1a44076050125825900e736c501f859c50fE728c
Arg [3] : _delegate (address): 0xb505939A59A353934Ec6F0b060480e177394E155
-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [2] : 0000000000000000000000001a44076050125825900e736c501f859c50fe728c
Arg [3] : 000000000000000000000000b505939a59a353934ec6f0b060480e177394e155
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000009
Arg [5] : 4c617965725a65726f0000000000000000000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [7] : 5a524f0000000000000000000000000000000000000000000000000000000000
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.