25 lines
783 B
Rust
25 lines
783 B
Rust
use crate::windows_sys::{CreatePipe, INVALID_HANDLE_VALUE};
|
|
use std::{fs::File, io, os::windows::prelude::*, ptr};
|
|
|
|
/// NOTE: These pipes do not support IOCP.
|
|
///
|
|
/// If IOCP is needed, then you might want to emulate
|
|
/// anonymous pipes with CreateNamedPipe, as Rust's stdlib does.
|
|
pub(super) fn pipe() -> io::Result<(File, File)> {
|
|
let mut read_pipe = INVALID_HANDLE_VALUE;
|
|
let mut write_pipe = INVALID_HANDLE_VALUE;
|
|
|
|
let ret = unsafe { CreatePipe(&mut read_pipe, &mut write_pipe, ptr::null_mut(), 0) };
|
|
|
|
if ret == 0 {
|
|
Err(io::Error::last_os_error())
|
|
} else {
|
|
unsafe {
|
|
Ok((
|
|
File::from_raw_handle(read_pipe as RawHandle),
|
|
File::from_raw_handle(write_pipe as RawHandle),
|
|
))
|
|
}
|
|
}
|
|
}
|