mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-27 01:11:06 +00:00
Bastian Köcher
d3fa8c91af
* Adds a test to ensure that we clear the heap between calls into runtime The tests shows that we currently not clearing the heap in wasmtime. For now we don't run the test for wasmtime. * Fix compilation
35 lines
1.4 KiB
Rust
35 lines
1.4 KiB
Rust
// Copyright 2019-2020 Parity Technologies (UK) Ltd.
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// This file is part of Substrate.
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// Substrate is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Substrate is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
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//! Definitions for a wasm runtime.
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use crate::error::Error;
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use sp_wasm_interface::{Function, Value};
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/// A trait that defines an abstract wasm runtime.
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///
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/// This can be implemented by an execution engine.
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pub trait WasmRuntime {
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/// Return the host functions that are registered for this Wasm runtime.
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fn host_functions(&self) -> &[&'static dyn Function];
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/// Call a method in the Substrate runtime by name. Returns the encoded result on success.
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fn call(&mut self, method: &str, data: &[u8]) -> Result<Vec<u8>, Error>;
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/// Get the value from a global with the given `name`.
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fn get_global_val(&self, name: &str) -> Result<Option<Value>, Error>;
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}
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