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-rw-r--r--ctr-std/src/sys/windows/net.rs356
1 files changed, 0 insertions, 356 deletions
diff --git a/ctr-std/src/sys/windows/net.rs b/ctr-std/src/sys/windows/net.rs
deleted file mode 100644
index cd8acff..0000000
--- a/ctr-std/src/sys/windows/net.rs
+++ /dev/null
@@ -1,356 +0,0 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-#![unstable(issue = "0", feature = "windows_net")]
-
-use cmp;
-use io::{self, Read};
-use libc::{c_int, c_void, c_ulong, c_long};
-use mem;
-use net::{SocketAddr, Shutdown};
-use ptr;
-use sync::Once;
-use sys::c;
-use sys;
-use sys_common::{self, AsInner, FromInner, IntoInner};
-use sys_common::net;
-use time::Duration;
-
-pub type wrlen_t = i32;
-
-pub mod netc {
- pub use sys::c::*;
- pub use sys::c::SOCKADDR as sockaddr;
- pub use sys::c::SOCKADDR_STORAGE_LH as sockaddr_storage;
- pub use sys::c::ADDRINFOA as addrinfo;
- pub use sys::c::ADDRESS_FAMILY as sa_family_t;
-}
-
-pub struct Socket(c::SOCKET);
-
-/// Checks whether the Windows socket interface has been started already, and
-/// if not, starts it.
-pub fn init() {
- static START: Once = Once::new();
-
- START.call_once(|| unsafe {
- let mut data: c::WSADATA = mem::zeroed();
- let ret = c::WSAStartup(0x202, // version 2.2
- &mut data);
- assert_eq!(ret, 0);
-
- let _ = sys_common::at_exit(|| { c::WSACleanup(); });
- });
-}
-
-/// Returns the last error from the Windows socket interface.
-fn last_error() -> io::Error {
- io::Error::from_raw_os_error(unsafe { c::WSAGetLastError() })
-}
-
-#[doc(hidden)]
-pub trait IsMinusOne {
- fn is_minus_one(&self) -> bool;
-}
-
-macro_rules! impl_is_minus_one {
- ($($t:ident)*) => ($(impl IsMinusOne for $t {
- fn is_minus_one(&self) -> bool {
- *self == -1
- }
- })*)
-}
-
-impl_is_minus_one! { i8 i16 i32 i64 isize }
-
-/// Checks if the signed integer is the Windows constant `SOCKET_ERROR` (-1)
-/// and if so, returns the last error from the Windows socket interface. This
-/// function must be called before another call to the socket API is made.
-pub fn cvt<T: IsMinusOne>(t: T) -> io::Result<T> {
- if t.is_minus_one() {
- Err(last_error())
- } else {
- Ok(t)
- }
-}
-
-/// A variant of `cvt` for `getaddrinfo` which return 0 for a success.
-pub fn cvt_gai(err: c_int) -> io::Result<()> {
- if err == 0 {
- Ok(())
- } else {
- Err(last_error())
- }
-}
-
-/// Just to provide the same interface as sys/unix/net.rs
-pub fn cvt_r<T, F>(mut f: F) -> io::Result<T>
- where T: IsMinusOne,
- F: FnMut() -> T
-{
- cvt(f())
-}
-
-impl Socket {
- pub fn new(addr: &SocketAddr, ty: c_int) -> io::Result<Socket> {
- let fam = match *addr {
- SocketAddr::V4(..) => c::AF_INET,
- SocketAddr::V6(..) => c::AF_INET6,
- };
- let socket = unsafe {
- match c::WSASocketW(fam, ty, 0, ptr::null_mut(), 0,
- c::WSA_FLAG_OVERLAPPED) {
- c::INVALID_SOCKET => Err(last_error()),
- n => Ok(Socket(n)),
- }
- }?;
- socket.set_no_inherit()?;
- Ok(socket)
- }
-
- pub fn connect_timeout(&self, addr: &SocketAddr, timeout: Duration) -> io::Result<()> {
- self.set_nonblocking(true)?;
- let r = unsafe {
- let (addrp, len) = addr.into_inner();
- cvt(c::connect(self.0, addrp, len))
- };
- self.set_nonblocking(false)?;
-
- match r {
- Ok(_) => return Ok(()),
- Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => {}
- Err(e) => return Err(e),
- }
-
- if timeout.as_secs() == 0 && timeout.subsec_nanos() == 0 {
- return Err(io::Error::new(io::ErrorKind::InvalidInput,
- "cannot set a 0 duration timeout"));
- }
-
- let mut timeout = c::timeval {
- tv_sec: timeout.as_secs() as c_long,
- tv_usec: (timeout.subsec_nanos() / 1000) as c_long,
- };
- if timeout.tv_sec == 0 && timeout.tv_usec == 0 {
- timeout.tv_usec = 1;
- }
-
- let fds = unsafe {
- let mut fds = mem::zeroed::<c::fd_set>();
- fds.fd_count = 1;
- fds.fd_array[0] = self.0;
- fds
- };
-
- let mut writefds = fds;
- let mut errorfds = fds;
-
- let n = unsafe {
- cvt(c::select(1, ptr::null_mut(), &mut writefds, &mut errorfds, &timeout))?
- };
-
- match n {
- 0 => Err(io::Error::new(io::ErrorKind::TimedOut, "connection timed out")),
- _ => {
- if writefds.fd_count != 1 {
- if let Some(e) = self.take_error()? {
- return Err(e);
- }
- }
- Ok(())
- }
- }
- }
-
- pub fn accept(&self, storage: *mut c::SOCKADDR,
- len: *mut c_int) -> io::Result<Socket> {
- let socket = unsafe {
- match c::accept(self.0, storage, len) {
- c::INVALID_SOCKET => Err(last_error()),
- n => Ok(Socket(n)),
- }
- }?;
- socket.set_no_inherit()?;
- Ok(socket)
- }
-
- pub fn duplicate(&self) -> io::Result<Socket> {
- let socket = unsafe {
- let mut info: c::WSAPROTOCOL_INFO = mem::zeroed();
- cvt(c::WSADuplicateSocketW(self.0,
- c::GetCurrentProcessId(),
- &mut info))?;
- match c::WSASocketW(info.iAddressFamily,
- info.iSocketType,
- info.iProtocol,
- &mut info, 0,
- c::WSA_FLAG_OVERLAPPED) {
- c::INVALID_SOCKET => Err(last_error()),
- n => Ok(Socket(n)),
- }
- }?;
- socket.set_no_inherit()?;
- Ok(socket)
- }
-
- fn recv_with_flags(&self, buf: &mut [u8], flags: c_int) -> io::Result<usize> {
- // On unix when a socket is shut down all further reads return 0, so we
- // do the same on windows to map a shut down socket to returning EOF.
- let len = cmp::min(buf.len(), i32::max_value() as usize) as i32;
- unsafe {
- match c::recv(self.0, buf.as_mut_ptr() as *mut c_void, len, flags) {
- -1 if c::WSAGetLastError() == c::WSAESHUTDOWN => Ok(0),
- -1 => Err(last_error()),
- n => Ok(n as usize)
- }
- }
- }
-
- pub fn read(&self, buf: &mut [u8]) -> io::Result<usize> {
- self.recv_with_flags(buf, 0)
- }
-
- pub fn peek(&self, buf: &mut [u8]) -> io::Result<usize> {
- self.recv_with_flags(buf, c::MSG_PEEK)
- }
-
- fn recv_from_with_flags(&self, buf: &mut [u8], flags: c_int)
- -> io::Result<(usize, SocketAddr)> {
- let mut storage: c::SOCKADDR_STORAGE_LH = unsafe { mem::zeroed() };
- let mut addrlen = mem::size_of_val(&storage) as c::socklen_t;
- let len = cmp::min(buf.len(), <wrlen_t>::max_value() as usize) as wrlen_t;
-
- // On unix when a socket is shut down all further reads return 0, so we
- // do the same on windows to map a shut down socket to returning EOF.
- unsafe {
- match c::recvfrom(self.0,
- buf.as_mut_ptr() as *mut c_void,
- len,
- flags,
- &mut storage as *mut _ as *mut _,
- &mut addrlen) {
- -1 if c::WSAGetLastError() == c::WSAESHUTDOWN => {
- Ok((0, net::sockaddr_to_addr(&storage, addrlen as usize)?))
- },
- -1 => Err(last_error()),
- n => Ok((n as usize, net::sockaddr_to_addr(&storage, addrlen as usize)?)),
- }
- }
- }
-
- pub fn recv_from(&self, buf: &mut [u8]) -> io::Result<(usize, SocketAddr)> {
- self.recv_from_with_flags(buf, 0)
- }
-
- pub fn peek_from(&self, buf: &mut [u8]) -> io::Result<(usize, SocketAddr)> {
- self.recv_from_with_flags(buf, c::MSG_PEEK)
- }
-
- pub fn set_timeout(&self, dur: Option<Duration>,
- kind: c_int) -> io::Result<()> {
- let timeout = match dur {
- Some(dur) => {
- let timeout = sys::dur2timeout(dur);
- if timeout == 0 {
- return Err(io::Error::new(io::ErrorKind::InvalidInput,
- "cannot set a 0 duration timeout"));
- }
- timeout
- }
- None => 0
- };
- net::setsockopt(self, c::SOL_SOCKET, kind, timeout)
- }
-
- pub fn timeout(&self, kind: c_int) -> io::Result<Option<Duration>> {
- let raw: c::DWORD = net::getsockopt(self, c::SOL_SOCKET, kind)?;
- if raw == 0 {
- Ok(None)
- } else {
- let secs = raw / 1000;
- let nsec = (raw % 1000) * 1000000;
- Ok(Some(Duration::new(secs as u64, nsec as u32)))
- }
- }
-
- fn set_no_inherit(&self) -> io::Result<()> {
- sys::cvt(unsafe {
- c::SetHandleInformation(self.0 as c::HANDLE,
- c::HANDLE_FLAG_INHERIT, 0)
- }).map(|_| ())
- }
-
- pub fn shutdown(&self, how: Shutdown) -> io::Result<()> {
- let how = match how {
- Shutdown::Write => c::SD_SEND,
- Shutdown::Read => c::SD_RECEIVE,
- Shutdown::Both => c::SD_BOTH,
- };
- cvt(unsafe { c::shutdown(self.0, how) })?;
- Ok(())
- }
-
- pub fn set_nonblocking(&self, nonblocking: bool) -> io::Result<()> {
- let mut nonblocking = nonblocking as c_ulong;
- let r = unsafe { c::ioctlsocket(self.0, c::FIONBIO as c_int, &mut nonblocking) };
- if r == 0 {
- Ok(())
- } else {
- Err(io::Error::last_os_error())
- }
- }
-
- pub fn set_nodelay(&self, nodelay: bool) -> io::Result<()> {
- net::setsockopt(self, c::IPPROTO_TCP, c::TCP_NODELAY, nodelay as c::BYTE)
- }
-
- pub fn nodelay(&self) -> io::Result<bool> {
- let raw: c::BYTE = net::getsockopt(self, c::IPPROTO_TCP, c::TCP_NODELAY)?;
- Ok(raw != 0)
- }
-
- pub fn take_error(&self) -> io::Result<Option<io::Error>> {
- let raw: c_int = net::getsockopt(self, c::SOL_SOCKET, c::SO_ERROR)?;
- if raw == 0 {
- Ok(None)
- } else {
- Ok(Some(io::Error::from_raw_os_error(raw as i32)))
- }
- }
-}
-
-#[unstable(reason = "not public", issue = "0", feature = "fd_read")]
-impl<'a> Read for &'a Socket {
- fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
- (**self).read(buf)
- }
-}
-
-impl Drop for Socket {
- fn drop(&mut self) {
- let _ = unsafe { c::closesocket(self.0) };
- }
-}
-
-impl AsInner<c::SOCKET> for Socket {
- fn as_inner(&self) -> &c::SOCKET { &self.0 }
-}
-
-impl FromInner<c::SOCKET> for Socket {
- fn from_inner(sock: c::SOCKET) -> Socket { Socket(sock) }
-}
-
-impl IntoInner<c::SOCKET> for Socket {
- fn into_inner(self) -> c::SOCKET {
- let ret = self.0;
- mem::forget(self);
- ret
- }
-}
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