a8ee0554a9
This is enough to get an `externref -> externref` identity function passing. However, `externref`s that are dropped by compiled Wasm code are (safely) leaked. Follow up work will leverage cranelift's stack maps to resolve this issue.
40 lines
945 B
Rust
40 lines
945 B
Rust
use crate::wasm_engine_t;
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use wasmtime::{InterruptHandle, Store};
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#[repr(C)]
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#[derive(Clone)]
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pub struct wasm_store_t {
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pub(crate) store: Store,
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}
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wasmtime_c_api_macros::declare_own!(wasm_store_t);
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#[no_mangle]
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pub extern "C" fn wasm_store_new(engine: &wasm_engine_t) -> Box<wasm_store_t> {
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let engine = &engine.engine;
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Box::new(wasm_store_t {
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store: Store::new(&engine),
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})
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}
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#[repr(C)]
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pub struct wasmtime_interrupt_handle_t {
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handle: InterruptHandle,
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}
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wasmtime_c_api_macros::declare_own!(wasmtime_interrupt_handle_t);
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#[no_mangle]
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pub extern "C" fn wasmtime_interrupt_handle_new(
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store: &wasm_store_t,
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) -> Option<Box<wasmtime_interrupt_handle_t>> {
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Some(Box::new(wasmtime_interrupt_handle_t {
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handle: store.store.interrupt_handle().ok()?,
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}))
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}
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#[no_mangle]
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pub extern "C" fn wasmtime_interrupt_handle_interrupt(handle: &wasmtime_interrupt_handle_t) {
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handle.handle.interrupt();
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}
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