mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-07-17 20:35:41 +00:00
Benjamin Kampmann
60e5011c72
* Adding first rough ouline of the repository structure * Remove old CI stuff * add title * formatting fixes * move node-exits job's script to scripts dir * Move docs into subdir * move to bin * move maintainence scripts, configs and helpers into its own dir * add .local to ignore * move core->client * start up 'test' area * move test client * move test runtime * make test move compile * Add dependencies rule enforcement. * Fix indexing. * Update docs to reflect latest changes * Moving /srml->/paint * update docs * move client/sr-* -> primitives/ * clean old readme * remove old broken code in rhd * update lock * Step 1. * starting to untangle client * Fix after merge. * start splitting out client interfaces * move children and blockchain interfaces * Move trie and state-machine to primitives. * Fix WASM builds. * fixing broken imports * more interface moves * move backend and light to interfaces * move CallExecutor * move cli off client * moving around more interfaces * re-add consensus crates into the mix * fix subkey path * relieve client from executor * starting to pull out client from grandpa * move is_decendent_of out of client * grandpa still depends on client directly * lemme tests pass * rename srml->paint * Make it compile. * rename interfaces->client-api * Move keyring to primitives. * fixup libp2p dep * fix broken use * allow dependency enforcement to fail * move fork-tree * Moving wasm-builder * make env * move build-script-utils * fixup broken crate depdencies and names * fix imports for authority discovery * fix typo * update cargo.lock * fixing imports * Fix paths and add missing crates * re-add missing crates
87 lines
2.5 KiB
Rust
87 lines
2.5 KiB
Rust
// Copyright 2018-2019 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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use super::Runtime;
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use crate::exec::Ext;
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use sandbox::{self, TypedValue};
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use parity_wasm::elements::{FunctionType, ValueType};
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#[macro_use]
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pub(crate) mod macros;
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pub trait ConvertibleToWasm: Sized {
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const VALUE_TYPE: ValueType;
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type NativeType;
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fn to_typed_value(self) -> TypedValue;
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fn from_typed_value(_: TypedValue) -> Option<Self>;
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}
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impl ConvertibleToWasm for i32 {
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type NativeType = i32;
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const VALUE_TYPE: ValueType = ValueType::I32;
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fn to_typed_value(self) -> TypedValue {
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TypedValue::I32(self)
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}
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fn from_typed_value(v: TypedValue) -> Option<Self> {
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v.as_i32()
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}
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}
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impl ConvertibleToWasm for u32 {
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type NativeType = u32;
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const VALUE_TYPE: ValueType = ValueType::I32;
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fn to_typed_value(self) -> TypedValue {
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TypedValue::I32(self as i32)
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}
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fn from_typed_value(v: TypedValue) -> Option<Self> {
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match v {
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TypedValue::I32(v) => Some(v as u32),
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_ => None,
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}
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}
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}
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impl ConvertibleToWasm for u64 {
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type NativeType = u64;
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const VALUE_TYPE: ValueType = ValueType::I64;
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fn to_typed_value(self) -> TypedValue {
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TypedValue::I64(self as i64)
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}
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fn from_typed_value(v: TypedValue) -> Option<Self> {
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match v {
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TypedValue::I64(v) => Some(v as u64),
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_ => None,
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}
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}
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}
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pub(crate) type HostFunc<E> =
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fn(
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&mut Runtime<E>,
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&[sandbox::TypedValue]
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) -> Result<sandbox::ReturnValue, sandbox::HostError>;
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pub(crate) trait FunctionImplProvider<E: Ext> {
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fn impls<F: FnMut(&[u8], HostFunc<E>)>(f: &mut F);
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}
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/// This trait can be used to check whether the host environment can satisfy
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/// a requested function import.
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pub trait ImportSatisfyCheck {
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/// Returns `true` if the host environment contains a function with
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/// the specified name and its type matches to the given type, or `false`
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/// otherwise.
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fn can_satisfy(name: &[u8], func_type: &FunctionType) -> bool;
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}
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