1#![expect(non_camel_case_types, reason = "matching C style, not Rust")]
16#![expect(unsafe_op_in_unsafe_fn, reason = "crate isn't migrated yet")]
17
18pub use wasmtime;
19
20mod config;
21mod engine;
22mod error;
23mod r#extern;
24mod func;
25mod global;
26mod instance;
27mod linker;
28mod memory;
29mod module;
30#[cfg(feature = "profiling")]
31mod profiling;
32mod r#ref;
33mod sharedmemory;
34mod store;
35mod table;
36mod trap;
37mod types;
38mod val;
39mod vec;
40
41pub use crate::config::*;
42pub use crate::engine::*;
43pub use crate::error::*;
44pub use crate::r#extern::*;
45pub use crate::func::*;
46pub use crate::global::*;
47pub use crate::instance::*;
48pub use crate::linker::*;
49pub use crate::memory::*;
50pub use crate::module::*;
51pub use crate::r#ref::*;
52pub use crate::store::*;
53pub use crate::table::*;
54pub use crate::trap::*;
55pub use crate::types::*;
56pub use crate::val::*;
57pub use crate::vec::*;
58
59#[cfg(feature = "async")]
60mod r#async;
61#[cfg(feature = "async")]
62pub use crate::r#async::*;
63
64#[cfg(feature = "wasi")]
65mod wasi;
66#[cfg(feature = "wasi")]
67pub use crate::wasi::*;
68
69#[cfg(all(feature = "component-model", feature = "wasi"))]
70mod wasip2;
71#[cfg(all(feature = "component-model", feature = "wasi"))]
72pub use crate::wasip2::*;
73
74#[cfg(feature = "wat")]
75mod wat2wasm;
76#[cfg(feature = "wat")]
77pub use crate::wat2wasm::*;
78
79#[cfg(feature = "component-model")]
80mod component;
81#[cfg(feature = "component-model")]
82pub use crate::component::*;
83
84pub(crate) fn initialize<T>(dst: &mut std::mem::MaybeUninit<T>, val: T) {
90 unsafe {
91 std::ptr::write(dst.as_mut_ptr(), val);
92 }
93}
94
95pub struct ForeignData {
98 data: *mut std::ffi::c_void,
99 finalizer: Option<extern "C" fn(*mut std::ffi::c_void)>,
100}
101
102unsafe impl Send for ForeignData {}
103unsafe impl Sync for ForeignData {}
104
105impl Drop for ForeignData {
106 fn drop(&mut self) {
107 if let Some(f) = self.finalizer {
108 f(self.data);
109 }
110 }
111}
112
113unsafe fn slice_from_raw_parts<'a, T>(ptr: *const T, len: usize) -> &'a [T] {
119 if len == 0 {
120 &[]
121 } else {
122 std::slice::from_raw_parts(ptr, len)
123 }
124}
125
126unsafe fn slice_from_raw_parts_mut<'a, T>(ptr: *mut T, len: usize) -> &'a mut [T] {
128 if len == 0 {
129 &mut []
130 } else {
131 std::slice::from_raw_parts_mut(ptr, len)
132 }
133}
134
135pub(crate) fn abort(name: &str) -> ! {
136 eprintln!("`{name}` is not implemented");
137 std::process::abort();
138}