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// Copyright 2018 the Deno authors. All rights reserved. MIT license.
use libc::c_char;
use libc::c_int;
use libc::c_void;
use std::ptr::null_mut;
#[repr(C)]
pub struct isolate {
_unused: [u8; 0],
}
#[repr(C)]
#[derive(Clone, PartialEq)]
pub struct deno_buf {
pub alloc_ptr: *mut u8,
pub alloc_len: usize,
pub data_ptr: *mut u8,
pub data_len: usize,
}
impl deno_buf {
pub fn empty() -> Self {
Self {
alloc_ptr: null_mut(),
alloc_len: 0,
data_ptr: null_mut(),
data_len: 0,
}
}
}
/// Converts Rust &Buf to libdeno `deno_buf`.
impl<'a> From<&'a [u8]> for deno_buf {
fn from(x: &'a [u8]) -> Self {
Self {
alloc_ptr: std::ptr::null_mut(),
alloc_len: 0,
data_ptr: x.as_ref().as_ptr() as *mut u8,
data_len: x.len(),
}
}
}
type DenoRecvCb = unsafe extern "C" fn(
user_data: *mut c_void,
req_id: i32,
buf: deno_buf,
data_buf: deno_buf,
);
extern "C" {
pub fn deno_init();
pub fn deno_v8_version() -> *const c_char;
pub fn deno_set_v8_flags(argc: *mut c_int, argv: *mut *mut c_char);
pub fn deno_new(
snapshot: deno_buf,
shared: deno_buf,
cb: DenoRecvCb,
) -> *const isolate;
pub fn deno_delete(i: *const isolate);
pub fn deno_last_exception(i: *const isolate) -> *const c_char;
pub fn deno_check_promise_errors(i: *const isolate);
pub fn deno_respond(
i: *const isolate,
user_data: *mut c_void,
req_id: i32,
buf: deno_buf,
);
pub fn deno_execute(
i: *const isolate,
user_data: *mut c_void,
js_filename: *const c_char,
js_source: *const c_char,
) -> c_int;
}
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