mio/sys/unix/uds/
datagram.rs

1use std::io;
2use std::os::fd::{AsRawFd, FromRawFd};
3use std::os::unix::net::{self, SocketAddr};
4
5use crate::sys::unix::net::new_socket;
6use crate::sys::unix::uds::unix_addr;
7
8pub(crate) fn bind_addr(address: &SocketAddr) -> io::Result<net::UnixDatagram> {
9    let socket = unbound()?;
10
11    let (unix_address, addrlen) = unix_addr(address);
12    let sockaddr = &unix_address as *const libc::sockaddr_un as *const libc::sockaddr;
13    syscall!(bind(socket.as_raw_fd(), sockaddr, addrlen))?;
14
15    Ok(socket)
16}
17
18pub(crate) fn unbound() -> io::Result<net::UnixDatagram> {
19    let fd = new_socket(libc::AF_UNIX, libc::SOCK_DGRAM)?;
20    Ok(unsafe { net::UnixDatagram::from_raw_fd(fd) })
21}
22
23pub(crate) fn pair() -> io::Result<(net::UnixDatagram, net::UnixDatagram)> {
24    super::pair(libc::SOCK_DGRAM)
25}