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denoland-deno/ext/ffi/lib.rs
David Sherret 62e952559f
refactor(permissions): split up Descriptor into Allow, Deny, and Query (#25508)
This makes the permission system more versatile.
2024-09-16 21:39:37 +01:00

104 lines
2.5 KiB
Rust

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
use deno_core::error::AnyError;
use std::mem::size_of;
use std::os::raw::c_char;
use std::os::raw::c_short;
use std::path::PathBuf;
mod call;
mod callback;
mod dlfcn;
mod ir;
mod repr;
mod r#static;
mod symbol;
mod turbocall;
use call::op_ffi_call_nonblocking;
use call::op_ffi_call_ptr;
use call::op_ffi_call_ptr_nonblocking;
use callback::op_ffi_unsafe_callback_close;
use callback::op_ffi_unsafe_callback_create;
use callback::op_ffi_unsafe_callback_ref;
use dlfcn::op_ffi_load;
use dlfcn::ForeignFunction;
use r#static::op_ffi_get_static;
use repr::*;
use symbol::NativeType;
use symbol::Symbol;
#[cfg(not(target_pointer_width = "64"))]
compile_error!("platform not supported");
const _: () = {
assert!(size_of::<c_char>() == 1);
assert!(size_of::<c_short>() == 2);
assert!(size_of::<*const ()>() == 8);
};
pub const UNSTABLE_FEATURE_NAME: &str = "ffi";
pub trait FfiPermissions {
fn check_partial_no_path(&mut self) -> Result<(), AnyError>;
#[must_use = "the resolved return value to mitigate time-of-check to time-of-use issues"]
fn check_partial_with_path(
&mut self,
path: &str,
) -> Result<PathBuf, AnyError>;
}
impl FfiPermissions for deno_permissions::PermissionsContainer {
#[inline(always)]
fn check_partial_no_path(&mut self) -> Result<(), AnyError> {
deno_permissions::PermissionsContainer::check_ffi_partial_no_path(self)
}
#[inline(always)]
fn check_partial_with_path(
&mut self,
path: &str,
) -> Result<PathBuf, AnyError> {
deno_permissions::PermissionsContainer::check_ffi_partial_with_path(
self, path,
)
}
}
deno_core::extension!(deno_ffi,
deps = [ deno_web ],
parameters = [P: FfiPermissions],
ops = [
op_ffi_load<P>,
op_ffi_get_static,
op_ffi_call_nonblocking,
op_ffi_call_ptr<P>,
op_ffi_call_ptr_nonblocking<P>,
op_ffi_ptr_create<P>,
op_ffi_ptr_equals<P>,
op_ffi_ptr_of<P>,
op_ffi_ptr_of_exact<P>,
op_ffi_ptr_offset<P>,
op_ffi_ptr_value<P>,
op_ffi_get_buf<P>,
op_ffi_buf_copy_into<P>,
op_ffi_cstr_read<P>,
op_ffi_read_bool<P>,
op_ffi_read_u8<P>,
op_ffi_read_i8<P>,
op_ffi_read_u16<P>,
op_ffi_read_i16<P>,
op_ffi_read_u32<P>,
op_ffi_read_i32<P>,
op_ffi_read_u64<P>,
op_ffi_read_i64<P>,
op_ffi_read_f32<P>,
op_ffi_read_f64<P>,
op_ffi_read_ptr<P>,
op_ffi_unsafe_callback_create<P>,
op_ffi_unsafe_callback_close,
op_ffi_unsafe_callback_ref,
],
esm = [ "00_ffi.js" ],
);