Method from_trusted_file

crates/wasmtime/src/runtime/module.rs:348–359

(engine: &Engine, file: impl AsRef<Path>)

    /// state of the file.
    #[cfg(all(feature = "std", any(feature = "cranelift", feature = "winch")))]
    pub unsafe fn from_trusted_file(engine: &Engine, file: impl AsRef<Path>) -> Result<Module> {
        let open_file = open_file_for_mmap(file.as_ref())?;
        let mmap = crate::runtime::vm::MmapVec::from_file(open_file)?;
        if &mmap[0..4] == b"\x7fELF" {
            let code = engine.load_code(mmap, ObjectKind::Module)?;
            return Module::from_parts(engine, code, None);
        }

        crate::CodeBuilder::new(engine)
            .wasm_binary_or_text(&mmap[..], Some(file.as_ref()))?
            .compile_module()
    }

    /// Deserializes an in-memory compiled module previously created with
    /// [`Module::serialize`] or [`Engine::precompile_module`].