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Cursed implementation of allowing missing imports on wasmtime (#4730)

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* Quick and dirty impl.

* Clean up

* Check the signatures.

* Fix tests.

* Apply suggestions from code review

Co-Authored-By: Bastian Köcher <bkchr@users.noreply.github.com>

* Ignore non function members.

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Sergei Pepyakin
2020-01-25 23:53:08 +01:00
committed by Bastian Köcher
parent e4f3e85585
commit 2421576f91
6 changed files with 215 additions and 81 deletions
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substrate/client/executor/src/lib.rs
+4 -4
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@@ -68,7 +68,7 @@ pub fn call_in_wasm<HF: sp_wasm_interface::HostFunctions>(
ext: &mut dyn Externalities,
code: &[u8],
heap_pages: u64,
allow_missing_imports: bool,
allow_missing_func_imports: bool,
) -> error::Result<Vec<u8>> {
call_in_wasm_with_host_functions(
function,
@@ -78,7 +78,7 @@ pub fn call_in_wasm<HF: sp_wasm_interface::HostFunctions>(
code,
heap_pages,
HF::host_functions(),
allow_missing_imports,
allow_missing_func_imports,
)
}
@@ -92,14 +92,14 @@ pub fn call_in_wasm_with_host_functions(
code: &[u8],
heap_pages: u64,
host_functions: Vec<&'static dyn sp_wasm_interface::Function>,
allow_missing_imports: bool,
allow_missing_func_imports: bool,
) -> error::Result<Vec<u8>> {
let instance = wasm_runtime::create_wasm_runtime_with_code(
execution_method,
heap_pages,
code,
host_functions,
allow_missing_imports,
allow_missing_func_imports,
)?;
// It is safe, as we delete the instance afterwards.