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// This file is part of Substrate.
// Copyright (C) Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! The Offchain Worker runtime api primitives.
#![cfg_attr(not(feature = "std"), no_std)]
#![warn(missing_docs)]
/// Re-export of parent module scope storage prefix.
pub use sp_core::offchain::STORAGE_PREFIX;
sp_api::decl_runtime_apis! {
/// The offchain worker api.
#[api_version(2)]
pub trait OffchainWorkerApi {
/// Starts the off-chain task for given block number.
#[changed_in(2)]
fn offchain_worker(number: sp_runtime::traits::NumberFor<Block>);
/// Starts the off-chain task for given block header.
fn offchain_worker(header: &Block::Header);
}
}