@hyperlane-xyz/core
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Core solidity contracts for Hyperlane
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# IL2CrossDomainMessenger
> IL2CrossDomainMessenger
## Methods
### relayMessage
```solidity
function relayMessage(address _target, address _sender, bytes _message, uint256 _messageNonce) external nonpayable
```
Relays a cross domain message to a contract.
#### Parameters
| Name | Type | Description |
|---|---|---|
| _target | address | Target contract address.
| _sender | address | Message sender address.
| _message | bytes | Message to send to the target.
| _messageNonce | uint256 | Nonce for the provided message.
### sendMessage
```solidity
function sendMessage(address _target, bytes _message, uint32 _gasLimit) external nonpayable
```
Sends a cross domain message to the target messenger.
#### Parameters
| Name | Type | Description |
|---|---|---|
| _target | address | Target contract address.
| _message | bytes | Message to send to the target.
| _gasLimit | uint32 | Gas limit for the provided message.
### xDomainMessageSender
```solidity
function xDomainMessageSender() external view returns (address)
```
#### Returns
| Name | Type | Description |
|---|---|---|
| _0 | address | undefined
## Events
### FailedRelayedMessage
```solidity
event FailedRelayedMessage(bytes32 indexed msgHash)
```
#### Parameters
| Name | Type | Description |
|---|---|---|
| msgHash `indexed` | bytes32 | undefined |
### RelayedMessage
```solidity
event RelayedMessage(bytes32 indexed msgHash)
```
#### Parameters
| Name | Type | Description |
|---|---|---|
| msgHash `indexed` | bytes32 | undefined |
### SentMessage
```solidity
event SentMessage(address indexed target, address sender, bytes message, uint256 messageNonce, uint256 gasLimit)
```
#### Parameters
| Name | Type | Description |
|---|---|---|
| target `indexed` | address | undefined |
| sender | address | undefined |
| message | bytes | undefined |
| messageNonce | uint256 | undefined |
| gasLimit | uint256 | undefined |