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35 lines
1.0 KiB
Solidity
35 lines
1.0 KiB
Solidity
2 years ago
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// SPDX-License-Identifier: MIT
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// OpenZeppelin Contracts (last updated v4.6.0) (vendor/optimism/ICrossDomainMessenger.sol)
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pragma solidity >0.5.0 <0.9.0;
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/**
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* @title ICrossDomainMessenger
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*/
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interface ICrossDomainMessenger {
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/**********
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* Events *
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**********/
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event SentMessage(address indexed target, address sender, bytes message, uint256 messageNonce, uint256 gasLimit);
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event RelayedMessage(bytes32 indexed msgHash);
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event FailedRelayedMessage(bytes32 indexed msgHash);
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/*************
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* Variables *
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*************/
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function xDomainMessageSender() external view returns (address);
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/********************
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* Public Functions *
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********************/
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/**
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* Sends a cross domain message to the target messenger.
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* @param _target Target contract address.
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* @param _message Message to send to the target.
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* @param _gasLimit Gas limit for the provided message.
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*/
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function sendMessage(address _target, bytes calldata _message, uint32 _gasLimit) external;
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}
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