mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Guillaume Thiolliere
1e8035a273
* fix invalid link * Update client/executor/common/src/runtime_blob/globals_snapshot.rs * more fix
83 lines
2.7 KiB
Rust
83 lines
2.7 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Runtime API definition required by Contracts RPC extensions.
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//!
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//! This API should be imported and implemented by the runtime,
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//! of a node that wants to use the custom RPC extension
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//! adding Contracts access methods.
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#![cfg_attr(not(feature = "std"), no_std)]
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use codec::Codec;
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use sp_std::vec::Vec;
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use pallet_contracts_primitives::{
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ContractExecResult, GetStorageResult, RentProjectionResult, Code, ContractInstantiateResult,
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};
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sp_api::decl_runtime_apis! {
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/// The API to interact with contracts without using executive.
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pub trait ContractsApi<AccountId, Balance, BlockNumber, Hash> where
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AccountId: Codec,
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Balance: Codec,
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BlockNumber: Codec,
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Hash: Codec,
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{
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/// Perform a call from a specified account to a given contract.
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///
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/// See `pallet_contracts::Pallet::call`.
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fn call(
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origin: AccountId,
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dest: AccountId,
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value: Balance,
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gas_limit: u64,
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input_data: Vec<u8>,
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) -> ContractExecResult;
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/// Instantiate a new contract.
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///
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/// See `pallet_contracts::Pallet::instantiate`.
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fn instantiate(
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origin: AccountId,
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endowment: Balance,
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gas_limit: u64,
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code: Code<Hash>,
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data: Vec<u8>,
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salt: Vec<u8>,
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) -> ContractInstantiateResult<AccountId, BlockNumber>;
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/// Query a given storage key in a given contract.
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///
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/// Returns `Ok(Some(Vec<u8>))` if the storage value exists under the given key in the
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/// specified account and `Ok(None)` if it doesn't. If the account specified by the address
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/// doesn't exist, or doesn't have a contract or if the contract is a tombstone, then `Err`
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/// is returned.
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fn get_storage(
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address: AccountId,
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key: [u8; 32],
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) -> GetStorageResult;
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/// Returns the projected time a given contract will be able to sustain paying its rent.
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///
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/// The returned projection is relevant for the current block, i.e. it is as if the contract
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/// was accessed at the current block.
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///
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/// Returns `Err` if the contract is in a tombstone state or doesn't exist.
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fn rent_projection(address: AccountId) -> RentProjectionResult<BlockNumber>;
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}
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}
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