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feat(npm): implement Node API (#13633)

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This PR implements the NAPI for loading native modules into Deno. 

Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>
Co-authored-by: DjDeveloper <43033058+DjDeveloperr@users.noreply.github.com>
Co-authored-by: Ryan Dahl <ry@tinyclouds.org>
This commit is contained in:
Divy Srivastava 2022-10-05 07:06:44 -07:00 • committed by GitHub
parent 3a3a848406
commit 0b016a7fb8
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55 changed files with 5299 additions and 2 deletions
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cli/napi/util.rs Normal file
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
use deno_runtime::deno_napi::*;
use std::cell::Cell;
unsafe fn get_backing_store_slice(
backing_store: &mut v8::SharedRef<v8::BackingStore>,
byte_offset: usize,
byte_length: usize,
) -> &mut [u8] {
let cells: *const [Cell<u8>] =
&backing_store[byte_offset..byte_offset + byte_length];
let mut bytes = cells as *mut [u8];
&mut *bytes
}
pub fn get_array_buffer_ptr(ab: v8::Local<v8::ArrayBuffer>) -> *mut u8 {
let mut backing_store = ab.get_backing_store();
let byte_length = ab.byte_length();
let mut slice =
unsafe { get_backing_store_slice(&mut backing_store, 0, byte_length) };
slice.as_mut_ptr()
}