std::os::unix::net::UnixListener
Struct std::os::unix::net::UnixListener
pub struct UnixListener(_);
A structure representing a Unix domain socket server.
Examples
use std::thread; use std::os::unix::net::{UnixStream, UnixListener}; fn handle_client(stream: UnixStream) { // ... } let listener = UnixListener::bind("/path/to/the/socket").unwrap(); // accept connections and process them, spawning a new thread for each one for stream in listener.incoming() { match stream { Ok(stream) => { /* connection succeeded */ thread::spawn(|| handle_client(stream)); } Err(err) => { /* connection failed */ break; } } }
Methods
impl UnixListener
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fn bind<P: AsRef<Path>>(path: P) -> Result<UnixListener>
Creates a new UnixListener
bound to the specified socket.
Examples
use std::os::unix::net::UnixListener; let listener = match UnixListener::bind("/path/to/the/socket") { Ok(sock) => sock, Err(e) => { println!("Couldn't connect: {:?}", e); return } };
fn accept(&self) -> Result<(UnixStream, SocketAddr)>
Accepts a new incoming connection to this listener.
This function will block the calling thread until a new Unix connection is established. When established, the corersponding UnixStream
and the remote peer's address will be returned.
Examples
use std::os::unix::net::UnixListener; let listener = UnixListener::bind("/path/to/the/socket").unwrap(); match listener.accept() { Ok((socket, addr)) => println!("Got a client: {:?}", addr), Err(e) => println!("accept function failed: {:?}", e), }
fn try_clone(&self) -> Result<UnixListener>
Creates a new independently owned handle to the underlying socket.
The returned UnixListener
is a reference to the same socket that this object references. Both handles can be used to accept incoming connections and options set on one listener will affect the other.
Examples
use std::os::unix::net::UnixListener; let listener = UnixListener::bind("/path/to/the/socket").unwrap(); let listener_copy = listener.try_clone().expect("try_clone failed");
fn local_addr(&self) -> Result<SocketAddr>
Returns the local socket address of this listener.
Examples
use std::os::unix::net::UnixListener; let listener = UnixListener::bind("/path/to/the/socket").unwrap(); let addr = listener.local_addr().expect("Couldn't get local address");
fn set_nonblocking(&self, nonblocking: bool) -> Result<()>
Moves the socket into or out of nonblocking mode.
Examples
use std::os::unix::net::UnixListener; let listener = UnixListener::bind("/path/to/the/socket").unwrap(); listener.set_nonblocking(true).expect("Couldn't set non blocking");
fn take_error(&self) -> Result<Option<Error>>
Returns the value of the SO_ERROR
option.
Examples
use std::os::unix::net::UnixListener; let listener = UnixListener::bind("/tmp/sock").unwrap(); if let Ok(Some(err)) = listener.take_error() { println!("Got error: {:?}", err); }
fn incoming<'a>(&'a self) -> Incoming<'a>
Returns an iterator over incoming connections.
The iterator will never return None
and will also not yield the peer's SocketAddr
structure.
Examples
use std::thread; use std::os::unix::net::{UnixStream, UnixListener}; fn handle_client(stream: UnixStream) { // ... } let listener = UnixListener::bind("/path/to/the/socket").unwrap(); for stream in listener.incoming() { match stream { Ok(stream) => { thread::spawn(|| handle_client(stream)); } Err(err) => { break; } } }
Trait Implementations
impl Debug for UnixListener
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fn fmt(&self, fmt: &mut Formatter) -> Result
Formats the value using the given formatter.
impl AsRawFd for UnixListener
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fn as_raw_fd(&self) -> RawFd
Extracts the raw file descriptor. Read more
impl FromRawFd for UnixListener
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unsafe fn from_raw_fd(fd: RawFd) -> UnixListener
Constructs a new instance of Self
from the given raw file descriptor. Read more
impl IntoRawFd for UnixListener
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fn into_raw_fd(self) -> RawFd
Consumes this object, returning the raw underlying file descriptor. Read more
impl<'a> IntoIterator for &'a UnixListener
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type Item = Result<UnixStream>
The type of the elements being iterated over.
type IntoIter = Incoming<'a>
Which kind of iterator are we turning this into?
fn into_iter(self) -> Incoming<'a>
Creates an iterator from a value. Read more
© 2010 The Rust Project Developers
Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/os/unix/net/struct.UnixListener.html