IOVMGateway

The OVMGateway contract interface.

Functions

sendRequest

Sends a request to execute a task.

function sendRequest(
    address requester,
    address callbackAddress,
    bool deterministic,
    bytes calldata data
) external payable returns (bytes32 requestId);

Parameters

Name	Type	Description
`requester`	`address`	The address of the requester.
`callbackAddress`	`address`	The address of the contract to receive the callback.
`deterministic`	`bool`	Whether the request is deterministic.
`data`	`bytes`	The data to be passed to the callback function. msg.value is the payment for the task.

Returns

Name	Type	Description
`requestId`	`bytes32`	The unique identifier for the request.

cancelRequest

Cancels a request.

function cancelRequest(bytes32 requestId) external;

Parameters

Name	Type	Description
`requestId`	`bytes32`	The request ID to cancel.

setResponse

Sets the response for a given requestId.

function setResponse(bytes32 requestId, bytes calldata data) external;

Parameters

Name	Type	Description
`requestId`	`bytes32`	The unique identifier for the request.
`data`	`bytes`	The response data to be set.

getSpecification

Gets the specification of the callback contract.

function getSpecification(address callbackAddress) external view returns (Specification memory);

Parameters

Name	Type	Description
`callbackAddress`	`address`	The address of the callback contract.

Returns

Name	Type	Description
`<none>`	`Specification`	specification The specification of the callback contract.

getCommitments

Gets the commitments of a request.

function getCommitments(bytes32 requestId) external view returns (Commitment memory);

Parameters

Name	Type	Description
`requestId`	`bytes32`	The request ID to get the commitments for.

Returns

Name	Type	Description
`<none>`	`Commitment`	commitments The commitments of the request.

getRequestsCount

Gets the number of requests.

function getRequestsCount() external view returns (uint256);

Returns

Name	Type	Description
`<none>`	`uint256`	count The number of requests.