| use std::cmp; |
| use std::io::{Read, Write}; |
| use std::net::{self, SocketAddr}; |
| use std::os::unix::io::{RawFd, FromRawFd, IntoRawFd, AsRawFd}; |
| use std::time::Duration; |
| |
| use libc; |
| use net2::TcpStreamExt; |
| use iovec::IoVec; |
| use iovec::unix as iovec; |
| |
| use {io, Ready, Poll, PollOpt, Token}; |
| use event::Evented; |
| |
| use sys::unix::eventedfd::EventedFd; |
| use sys::unix::io::set_nonblock; |
| |
| #[derive(Debug)] |
| pub struct TcpStream { |
| inner: net::TcpStream, |
| } |
| |
| #[derive(Debug)] |
| pub struct TcpListener { |
| inner: net::TcpListener, |
| } |
| |
| impl TcpStream { |
| pub fn connect(stream: net::TcpStream, addr: &SocketAddr) -> io::Result<TcpStream> { |
| set_nonblock(stream.as_raw_fd())?; |
| |
| match stream.connect(addr) { |
| Ok(..) => {} |
| Err(ref e) if e.raw_os_error() == Some(libc::EINPROGRESS) => {} |
| Err(e) => return Err(e), |
| } |
| |
| Ok(TcpStream { |
| inner: stream, |
| }) |
| } |
| |
| pub fn from_stream(stream: net::TcpStream) -> TcpStream { |
| TcpStream { |
| inner: stream, |
| } |
| } |
| |
| pub fn peer_addr(&self) -> io::Result<SocketAddr> { |
| self.inner.peer_addr() |
| } |
| |
| pub fn local_addr(&self) -> io::Result<SocketAddr> { |
| self.inner.local_addr() |
| } |
| |
| pub fn try_clone(&self) -> io::Result<TcpStream> { |
| self.inner.try_clone().map(|s| { |
| TcpStream { |
| inner: s, |
| } |
| }) |
| } |
| |
| pub fn shutdown(&self, how: net::Shutdown) -> io::Result<()> { |
| self.inner.shutdown(how) |
| } |
| |
| pub fn set_nodelay(&self, nodelay: bool) -> io::Result<()> { |
| self.inner.set_nodelay(nodelay) |
| } |
| |
| pub fn nodelay(&self) -> io::Result<bool> { |
| self.inner.nodelay() |
| } |
| |
| pub fn set_recv_buffer_size(&self, size: usize) -> io::Result<()> { |
| self.inner.set_recv_buffer_size(size) |
| } |
| |
| pub fn recv_buffer_size(&self) -> io::Result<usize> { |
| self.inner.recv_buffer_size() |
| } |
| |
| pub fn set_send_buffer_size(&self, size: usize) -> io::Result<()> { |
| self.inner.set_send_buffer_size(size) |
| } |
| |
| pub fn send_buffer_size(&self) -> io::Result<usize> { |
| self.inner.send_buffer_size() |
| } |
| |
| pub fn set_keepalive(&self, keepalive: Option<Duration>) -> io::Result<()> { |
| self.inner.set_keepalive(keepalive) |
| } |
| |
| pub fn keepalive(&self) -> io::Result<Option<Duration>> { |
| self.inner.keepalive() |
| } |
| |
| pub fn set_ttl(&self, ttl: u32) -> io::Result<()> { |
| self.inner.set_ttl(ttl) |
| } |
| |
| pub fn ttl(&self) -> io::Result<u32> { |
| self.inner.ttl() |
| } |
| |
| pub fn set_only_v6(&self, only_v6: bool) -> io::Result<()> { |
| self.inner.set_only_v6(only_v6) |
| } |
| |
| pub fn only_v6(&self) -> io::Result<bool> { |
| self.inner.only_v6() |
| } |
| |
| pub fn set_linger(&self, dur: Option<Duration>) -> io::Result<()> { |
| self.inner.set_linger(dur) |
| } |
| |
| pub fn linger(&self) -> io::Result<Option<Duration>> { |
| self.inner.linger() |
| } |
| |
| pub fn take_error(&self) -> io::Result<Option<io::Error>> { |
| self.inner.take_error() |
| } |
| |
| pub fn readv(&self, bufs: &mut [&mut IoVec]) -> io::Result<usize> { |
| unsafe { |
| let slice = iovec::as_os_slice_mut(bufs); |
| let len = cmp::min(<libc::c_int>::max_value() as usize, slice.len()); |
| let rc = libc::readv(self.inner.as_raw_fd(), |
| slice.as_ptr(), |
| len as libc::c_int); |
| if rc < 0 { |
| Err(io::Error::last_os_error()) |
| } else { |
| Ok(rc as usize) |
| } |
| } |
| } |
| |
| pub fn writev(&self, bufs: &[&IoVec]) -> io::Result<usize> { |
| unsafe { |
| let slice = iovec::as_os_slice(bufs); |
| let len = cmp::min(<libc::c_int>::max_value() as usize, slice.len()); |
| let rc = libc::writev(self.inner.as_raw_fd(), |
| slice.as_ptr(), |
| len as libc::c_int); |
| if rc < 0 { |
| Err(io::Error::last_os_error()) |
| } else { |
| Ok(rc as usize) |
| } |
| } |
| } |
| } |
| |
| impl<'a> Read for &'a TcpStream { |
| fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> { |
| (&self.inner).read(buf) |
| } |
| } |
| |
| impl<'a> Write for &'a TcpStream { |
| fn write(&mut self, buf: &[u8]) -> io::Result<usize> { |
| (&self.inner).write(buf) |
| } |
| |
| fn flush(&mut self) -> io::Result<()> { |
| (&self.inner).flush() |
| } |
| } |
| |
| impl Evented for TcpStream { |
| fn register(&self, poll: &Poll, token: Token, |
| interest: Ready, opts: PollOpt) -> io::Result<()> { |
| EventedFd(&self.as_raw_fd()).register(poll, token, interest, opts) |
| } |
| |
| fn reregister(&self, poll: &Poll, token: Token, |
| interest: Ready, opts: PollOpt) -> io::Result<()> { |
| EventedFd(&self.as_raw_fd()).reregister(poll, token, interest, opts) |
| } |
| |
| fn deregister(&self, poll: &Poll) -> io::Result<()> { |
| EventedFd(&self.as_raw_fd()).deregister(poll) |
| } |
| } |
| |
| impl FromRawFd for TcpStream { |
| unsafe fn from_raw_fd(fd: RawFd) -> TcpStream { |
| TcpStream { |
| inner: net::TcpStream::from_raw_fd(fd), |
| } |
| } |
| } |
| |
| impl IntoRawFd for TcpStream { |
| fn into_raw_fd(self) -> RawFd { |
| self.inner.into_raw_fd() |
| } |
| } |
| |
| impl AsRawFd for TcpStream { |
| fn as_raw_fd(&self) -> RawFd { |
| self.inner.as_raw_fd() |
| } |
| } |
| |
| impl TcpListener { |
| pub fn new(inner: net::TcpListener, _addr: &SocketAddr) -> io::Result<TcpListener> { |
| set_nonblock(inner.as_raw_fd())?; |
| Ok(TcpListener { |
| inner: inner, |
| }) |
| } |
| |
| pub fn local_addr(&self) -> io::Result<SocketAddr> { |
| self.inner.local_addr() |
| } |
| |
| pub fn try_clone(&self) -> io::Result<TcpListener> { |
| self.inner.try_clone().map(|s| { |
| TcpListener { |
| inner: s, |
| } |
| }) |
| } |
| |
| pub fn accept(&self) -> io::Result<(net::TcpStream, SocketAddr)> { |
| self.inner.accept() |
| } |
| |
| #[allow(deprecated)] |
| pub fn set_only_v6(&self, only_v6: bool) -> io::Result<()> { |
| self.inner.set_only_v6(only_v6) |
| } |
| |
| #[allow(deprecated)] |
| pub fn only_v6(&self) -> io::Result<bool> { |
| self.inner.only_v6() |
| } |
| |
| pub fn set_ttl(&self, ttl: u32) -> io::Result<()> { |
| self.inner.set_ttl(ttl) |
| } |
| |
| pub fn ttl(&self) -> io::Result<u32> { |
| self.inner.ttl() |
| } |
| |
| pub fn take_error(&self) -> io::Result<Option<io::Error>> { |
| self.inner.take_error() |
| } |
| } |
| |
| impl Evented for TcpListener { |
| fn register(&self, poll: &Poll, token: Token, |
| interest: Ready, opts: PollOpt) -> io::Result<()> { |
| EventedFd(&self.as_raw_fd()).register(poll, token, interest, opts) |
| } |
| |
| fn reregister(&self, poll: &Poll, token: Token, |
| interest: Ready, opts: PollOpt) -> io::Result<()> { |
| EventedFd(&self.as_raw_fd()).reregister(poll, token, interest, opts) |
| } |
| |
| fn deregister(&self, poll: &Poll) -> io::Result<()> { |
| EventedFd(&self.as_raw_fd()).deregister(poll) |
| } |
| } |
| |
| impl FromRawFd for TcpListener { |
| unsafe fn from_raw_fd(fd: RawFd) -> TcpListener { |
| TcpListener { |
| inner: net::TcpListener::from_raw_fd(fd), |
| } |
| } |
| } |
| |
| impl IntoRawFd for TcpListener { |
| fn into_raw_fd(self) -> RawFd { |
| self.inner.into_raw_fd() |
| } |
| } |
| |
| impl AsRawFd for TcpListener { |
| fn as_raw_fd(&self) -> RawFd { |
| self.inner.as_raw_fd() |
| } |
| } |
| |