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https://github.com/denoland/deno.git
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94 lines
2.3 KiB
Rust
94 lines
2.3 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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use deno_core::error::AnyError;
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use deno_core::OpState;
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use std::mem::size_of;
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use std::os::raw::c_char;
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use std::os::raw::c_short;
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use std::path::Path;
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mod call;
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mod callback;
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mod dlfcn;
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mod ir;
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mod repr;
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mod r#static;
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mod symbol;
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mod turbocall;
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use call::op_ffi_call_nonblocking;
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use call::op_ffi_call_ptr;
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use call::op_ffi_call_ptr_nonblocking;
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use callback::op_ffi_unsafe_callback_close;
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use callback::op_ffi_unsafe_callback_create;
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use callback::op_ffi_unsafe_callback_ref;
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use dlfcn::op_ffi_load;
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use dlfcn::ForeignFunction;
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use r#static::op_ffi_get_static;
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use repr::*;
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use symbol::NativeType;
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use symbol::Symbol;
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#[cfg(not(target_pointer_width = "64"))]
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compile_error!("platform not supported");
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const _: () = {
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assert!(size_of::<c_char>() == 1);
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assert!(size_of::<c_short>() == 2);
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assert!(size_of::<*const ()>() == 8);
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};
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pub(crate) const MAX_SAFE_INTEGER: isize = 9007199254740991;
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pub(crate) const MIN_SAFE_INTEGER: isize = -9007199254740991;
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pub const UNSTABLE_FEATURE_NAME: &str = "ffi";
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fn check_unstable(state: &OpState, api_name: &str) {
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// TODO(bartlomieju): replace with `state.feature_checker.check_or_exit`
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// once we phase out `check_or_exit_with_legacy_fallback`
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state
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.feature_checker
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.check_or_exit_with_legacy_fallback(UNSTABLE_FEATURE_NAME, api_name)
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}
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pub trait FfiPermissions {
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fn check_partial(&mut self, path: Option<&Path>) -> Result<(), AnyError>;
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}
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deno_core::extension!(deno_ffi,
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deps = [ deno_web ],
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parameters = [P: FfiPermissions],
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ops = [
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op_ffi_load<P>,
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op_ffi_get_static,
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op_ffi_call_nonblocking,
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op_ffi_call_ptr<P>,
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op_ffi_call_ptr_nonblocking<P>,
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op_ffi_ptr_create<P>,
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op_ffi_ptr_equals<P>,
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op_ffi_ptr_of<P>,
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op_ffi_ptr_of_exact<P>,
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op_ffi_ptr_offset<P>,
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op_ffi_ptr_value<P>,
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op_ffi_get_buf<P>,
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op_ffi_buf_copy_into<P>,
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op_ffi_cstr_read<P>,
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op_ffi_read_bool<P>,
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op_ffi_read_u8<P>,
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op_ffi_read_i8<P>,
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op_ffi_read_u16<P>,
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op_ffi_read_i16<P>,
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op_ffi_read_u32<P>,
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op_ffi_read_i32<P>,
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op_ffi_read_u64<P>,
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op_ffi_read_i64<P>,
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op_ffi_read_f32<P>,
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op_ffi_read_f64<P>,
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op_ffi_read_ptr<P>,
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op_ffi_unsafe_callback_create<P>,
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op_ffi_unsafe_callback_close,
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op_ffi_unsafe_callback_ref,
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],
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esm = [ "00_ffi.js" ],
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);
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