6 files changed, 535 insertions, 0 deletions
diff --git a/third_party/rust/net2/src/sys/unix/impls.rs b/third_party/rust/net2/src/sys/unix/impls.rs
new file mode 100644
index 0000000000..95c2fb8081
--- /dev/null
+++ b/third_party/rust/net2/src/sys/unix/impls.rs
@@ -0,0 +1,44 @@
+// 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.
+
+use std::os::unix::io::{FromRawFd, AsRawFd};
+use libc::c_int;
+
+use {TcpBuilder, UdpBuilder, FromInner, AsInner};
+use socket::Socket;
+use sys;
+
+impl FromRawFd for TcpBuilder {
+    unsafe fn from_raw_fd(fd: c_int) -> TcpBuilder {
+        let sock = sys::Socket::from_inner(fd);
+        TcpBuilder::from_inner(Socket::from_inner(sock))
+    }
+}
+
+impl AsRawFd for TcpBuilder {
+    fn as_raw_fd(&self) -> c_int {
+        // TODO: this unwrap() is very bad
+        self.as_inner().borrow().as_ref().unwrap().as_inner().raw()
+    }
+}
+
+impl FromRawFd for UdpBuilder {
+    unsafe fn from_raw_fd(fd: c_int) -> UdpBuilder {
+        let sock = sys::Socket::from_inner(fd);
+        UdpBuilder::from_inner(Socket::from_inner(sock))
+    }
+}
+
+impl AsRawFd for UdpBuilder {
+    fn as_raw_fd(&self) -> c_int {
+        // TODO: this unwrap() is very bad
+        self.as_inner().borrow().as_ref().unwrap().as_inner().raw()
+    }
+}
diff --git a/third_party/rust/net2/src/sys/unix/mod.rs b/third_party/rust/net2/src/sys/unix/mod.rs
new file mode 100644
index 0000000000..cc8a60d01e
--- /dev/null
+++ b/third_party/rust/net2/src/sys/unix/mod.rs
@@ -0,0 +1,104 @@
+// 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.
+
+
+use std::io;
+use std::mem;
+use std::net::{TcpListener, TcpStream, UdpSocket};
+use std::os::unix::io::FromRawFd;
+use libc::{self, c_int};
+#[cfg(not(any(target_os = "emscripten", target_os = "haiku", target_os = "illumos", target_os = "solaris")))]
+use libc::{ioctl, FIOCLEX};
+
+mod impls;
+
+pub mod c {
+    pub use libc::*;
+
+    pub fn sockaddr_in_u32(sa: &sockaddr_in) -> u32 {
+        ::ntoh((*sa).sin_addr.s_addr)
+    }
+
+    pub fn in_addr_to_u32(addr: &in_addr) -> u32 {
+        ::ntoh(addr.s_addr)
+    }
+}
+
+pub struct Socket {
+    fd: c_int,
+}
+
+impl Socket {
+    #[cfg(not(any(target_os = "emscripten", target_os = "haiku", target_os = "illumos", target_os = "solaris")))]
+    pub fn new(family: c_int, ty: c_int) -> io::Result<Socket> {
+        unsafe {
+            // Linux >2.6.26 overloads the type argument to accept SOCK_CLOEXEC,
+            // avoiding a race with another thread running fork/exec between
+            // socket() and ioctl()
+            #[cfg(any(target_os = "linux", target_os = "android"))]
+            match ::cvt(libc::socket(family, ty | libc::SOCK_CLOEXEC, 0)) {
+                Ok(fd) => return Ok(Socket { fd: fd }),
+                // Older versions of Linux return EINVAL; fall back to ioctl
+                Err(ref e) if e.raw_os_error() == Some(libc::EINVAL) => {}
+                Err(e) => return Err(e),
+            }
+
+            let fd = try!(::cvt(libc::socket(family, ty, 0)));
+            ioctl(fd, FIOCLEX);
+            Ok(Socket { fd: fd })
+        }
+    }
+
+    // ioctl(FIOCLEX) is not supported by Solaris/illumos or emscripten,
+    // use fcntl(FD_CLOEXEC) instead
+    #[cfg(any(target_os = "emscripten", target_os = "haiku", target_os = "illumos", target_os = "solaris"))]
+    pub fn new(family: c_int, ty: c_int) -> io::Result<Socket> {
+        unsafe {
+            let fd = try!(::cvt(libc::socket(family, ty, 0)));
+            libc::fcntl(fd, libc::FD_CLOEXEC);
+            Ok(Socket { fd: fd })
+        }
+    }
+
+    pub fn raw(&self) -> c_int { self.fd }
+
+    fn into_fd(self) -> c_int {
+        let fd = self.fd;
+        mem::forget(self);
+        fd
+    }
+
+    pub fn into_tcp_listener(self) -> TcpListener {
+        unsafe { TcpListener::from_raw_fd(self.into_fd()) }
+    }
+
+    pub fn into_tcp_stream(self) -> TcpStream {
+        unsafe { TcpStream::from_raw_fd(self.into_fd()) }
+    }
+
+    pub fn into_udp_socket(self) -> UdpSocket {
+        unsafe { UdpSocket::from_raw_fd(self.into_fd()) }
+    }
+}
+
+impl ::FromInner for Socket {
+    type Inner = c_int;
+    fn from_inner(fd: c_int) -> Socket {
+        Socket { fd: fd }
+    }
+}
+
+impl Drop for Socket {
+    fn drop(&mut self) {
+        unsafe {
+            let _ = libc::close(self.fd);
+        }
+    }
+}
diff --git a/third_party/rust/net2/src/sys/wasi/impls.rs b/third_party/rust/net2/src/sys/wasi/impls.rs
new file mode 100644
index 0000000000..eef8094b60
--- /dev/null
+++ b/third_party/rust/net2/src/sys/wasi/impls.rs
@@ -0,0 +1,33 @@
+use std::os::wasi::io::{FromRawFd, AsRawFd};
+
+use {TcpBuilder, UdpBuilder, FromInner, AsInner};
+use socket::Socket;
+use sys::{self, c::__wasi_fd_t};
+
+impl FromRawFd for TcpBuilder {
+    unsafe fn from_raw_fd(fd: __wasi_fd_t) -> TcpBuilder {
+        let sock = sys::Socket::from_inner(fd);
+        TcpBuilder::from_inner(Socket::from_inner(sock))
+    }
+}
+
+impl AsRawFd for TcpBuilder {
+    fn as_raw_fd(&self) -> __wasi_fd_t {
+        // TODO: this unwrap() is very bad
+        self.as_inner().borrow().as_ref().unwrap().as_inner().raw() as __wasi_fd_t
+    }
+}
+
+impl FromRawFd for UdpBuilder {
+    unsafe fn from_raw_fd(fd: __wasi_fd_t) -> UdpBuilder {
+        let sock = sys::Socket::from_inner(fd);
+        UdpBuilder::from_inner(Socket::from_inner(sock))
+    }
+}
+
+impl AsRawFd for UdpBuilder {
+    fn as_raw_fd(&self) -> __wasi_fd_t {
+        // TODO: this unwrap() is very bad
+        self.as_inner().borrow().as_ref().unwrap().as_inner().raw() as __wasi_fd_t
+    }
+}
diff --git a/third_party/rust/net2/src/sys/wasi/mod.rs b/third_party/rust/net2/src/sys/wasi/mod.rs
new file mode 100644
index 0000000000..bbc507ed68
--- /dev/null
+++ b/third_party/rust/net2/src/sys/wasi/mod.rs
@@ -0,0 +1,185 @@
+// 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.
+
+#![allow(non_camel_case_types)]
+use libc::{self, c_int, __wasi_fd_t};
+use std::io;
+use std::mem;
+use std::net::{TcpListener, TcpStream, UdpSocket};
+use std::os::wasi::io::FromRawFd;
+
+mod impls;
+
+pub mod c {
+    pub use libc::*;
+
+    pub type sa_family_t = u16;
+    pub type socklen_t = u32;
+    pub type in_port_t = u16;
+
+    pub const SOCK_DGRAM: c_int = 0x00;
+    pub const SOL_SOCKET: c_int = 0x00;
+    pub const SO_RCVBUF: c_int = 0x00;
+    pub const SO_SNDBUF: c_int = 0x00;
+    pub const TCP_NODELAY: c_int = 0x00;
+    pub const IPPROTO_TCP: c_int = 0x00;
+    pub const SO_RCVTIMEO: c_int = 0x00;
+    pub const SO_SNDTIMEO: c_int = 0x00;
+    pub const IPPROTO_IP: c_int = 0x00;
+    pub const IP_TTL: c_int = 0x00;
+    pub const IPPROTO_IPV6: c_int = 0x00;
+    pub const IPV6_V6ONLY: c_int = 0x00;
+    pub const SO_ERROR: c_int = 0x00;
+    pub const SO_LINGER: c_int = 0x00;
+    pub const SO_BROADCAST: c_int = 0x00;
+    pub const IP_MULTICAST_LOOP: c_int = 0x00;
+    pub const IP_MULTICAST_TTL: c_int = 0x00;
+    pub const IPV6_MULTICAST_HOPS: c_int = 0x00;
+    pub const IPV6_MULTICAST_LOOP: c_int = 0x00;
+    pub const IP_MULTICAST_IF: c_int = 0x00;
+    pub const IPV6_MULTICAST_IF: c_int = 0x00;
+    pub const IPV6_UNICAST_HOPS: c_int = 0x00;
+    pub const IP_ADD_MEMBERSHIP: c_int = 0x00;
+    pub const IPV6_ADD_MEMBERSHIP: c_int = 0x00;
+    pub const IP_DROP_MEMBERSHIP: c_int = 0x00;
+    pub const IPV6_DROP_MEMBERSHIP: c_int = 0x00;
+    pub const SO_REUSEADDR: c_int = 0x00;
+    pub const SOCK_STREAM: c_int = 0x00;
+    pub const AF_INET: c_int = 0x00;
+    pub const AF_INET6: c_int = 0x01;
+
+    #[repr(C)]
+    pub struct sockaddr_storage {
+        pub ss_family: sa_family_t,
+    }
+    #[repr(C)]
+    pub struct sockaddr {
+        pub sa_family: sa_family_t,
+        pub sa_data: [c_char; 14],
+    }
+
+    #[repr(C)]
+    pub struct sockaddr_in6 {
+        pub sin6_family: sa_family_t,
+        pub sin6_port: in_port_t,
+        pub sin6_flowinfo: u32,
+        pub sin6_addr: in6_addr,
+        pub sin6_scope_id: u32,
+    }
+
+    #[repr(C)]
+    pub struct sockaddr_in {
+        pub sin_family: sa_family_t,
+        pub sin_port: in_port_t,
+        pub sin_addr: in_addr,
+        pub sin_zero: [u8; 8],
+    }
+
+    #[repr(align(4))]
+    #[derive(Copy, Clone)]
+    pub struct in6_addr {
+        pub s6_addr: [u8; 16],
+    }
+
+    #[derive(Copy, Clone)]
+    pub struct ipv6_mreq {
+        pub ipv6mr_multiaddr: in6_addr,
+        pub ipv6mr_interface: c_uint,
+    }
+
+    pub type in_addr_t = u32;
+    #[derive(Copy, Clone)]
+    pub struct in_addr {
+        pub s_addr: in_addr_t,
+    }
+
+    #[derive(Copy, Clone)]
+    pub struct linger {
+        pub l_onoff: c_int,
+        pub l_linger: c_int,
+    }
+
+    #[derive(Copy, Clone)]
+    pub struct ip_mreq {
+        pub imr_multiaddr: in_addr,
+        pub imr_interface: in_addr,
+    }
+
+    pub unsafe fn getsockname(_socket: __wasi_fd_t, _address: *mut sockaddr,
+                    _address_len: *mut socklen_t) -> c_int {
+        unimplemented!()
+    }
+    pub unsafe fn connect(_socket: __wasi_fd_t, _address: *const sockaddr,
+                _len: socklen_t) -> c_int {
+        unimplemented!()
+    }
+    pub unsafe fn listen(_socket: __wasi_fd_t, _backlog: c_int) -> c_int {
+        unimplemented!()
+    }
+    pub unsafe fn bind(_socket: __wasi_fd_t, _address: *const sockaddr,
+            _address_len: socklen_t) -> c_int {
+        unimplemented!()
+    }
+
+    pub fn sockaddr_in_u32(sa: &sockaddr_in) -> u32 {
+        ::ntoh((*sa).sin_addr.s_addr)
+    }
+
+    pub fn in_addr_to_u32(addr: &in_addr) -> u32 {
+        ::ntoh(addr.s_addr)
+    }
+}
+
+pub struct Socket {
+    fd: __wasi_fd_t,
+}
+
+impl Socket {
+    pub fn new(_family: c_int, _ty: c_int) -> io::Result<Socket> {
+        unimplemented!()
+    }
+
+    pub fn raw(&self) -> libc::__wasi_fd_t {
+        self.fd
+    }
+
+    fn into_fd(self) -> libc::__wasi_fd_t {
+        let fd = self.fd;
+        mem::forget(self);
+        fd
+    }
+
+    pub fn into_tcp_listener(self) -> TcpListener {
+        unsafe { TcpListener::from_raw_fd(self.into_fd()) }
+    }
+
+    pub fn into_tcp_stream(self) -> TcpStream {
+        unsafe { TcpStream::from_raw_fd(self.into_fd()) }
+    }
+
+    pub fn into_udp_socket(self) -> UdpSocket {
+        unsafe { UdpSocket::from_raw_fd(self.into_fd()) }
+    }
+}
+
+impl ::FromInner for Socket {
+    type Inner = libc::__wasi_fd_t;
+    fn from_inner(fd: libc::__wasi_fd_t) -> Socket {
+        Socket { fd: fd }
+    }
+}
+
+impl Drop for Socket {
+    fn drop(&mut self) {
+        // unsafe {
+        //     let _ = libc::close(self.fd);
+        // }
+    }
+}
+\ No newline at end of file
diff --git a/third_party/rust/net2/src/sys/windows/impls.rs b/third_party/rust/net2/src/sys/windows/impls.rs
new file mode 100644
index 0000000000..48e787ca20
--- /dev/null
+++ b/third_party/rust/net2/src/sys/windows/impls.rs
@@ -0,0 +1,44 @@
+// 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.
+
+use std::os::windows::io::{FromRawSocket, RawSocket, AsRawSocket};
+use winapi::um::winsock2::SOCKET;
+
+use {TcpBuilder, UdpBuilder, FromInner, AsInner};
+use socket::Socket;
+use sys;
+
+impl FromRawSocket for TcpBuilder {
+    unsafe fn from_raw_socket(fd: RawSocket) -> TcpBuilder {
+        let sock = sys::Socket::from_inner(fd as SOCKET);
+        TcpBuilder::from_inner(Socket::from_inner(sock))
+    }
+}
+
+impl AsRawSocket for TcpBuilder {
+    fn as_raw_socket(&self) -> RawSocket {
+        // TODO: this unwrap() is very bad
+        self.as_inner().borrow().as_ref().unwrap().as_inner().raw() as RawSocket
+    }
+}
+
+impl FromRawSocket for UdpBuilder {
+    unsafe fn from_raw_socket(fd: RawSocket) -> UdpBuilder {
+        let sock = sys::Socket::from_inner(fd as SOCKET);
+        UdpBuilder::from_inner(Socket::from_inner(sock))
+    }
+}
+
+impl AsRawSocket for UdpBuilder {
+    fn as_raw_socket(&self) -> RawSocket {
+        // TODO: this unwrap() is very bad
+        self.as_inner().borrow().as_ref().unwrap().as_inner().raw() as RawSocket
+    }
+}
diff --git a/third_party/rust/net2/src/sys/windows/mod.rs b/third_party/rust/net2/src/sys/windows/mod.rs
new file mode 100644
index 0000000000..7086bec9dc
--- /dev/null
+++ b/third_party/rust/net2/src/sys/windows/mod.rs
@@ -0,0 +1,125 @@
+// 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.
+
+#![allow(bad_style)]
+
+use std::io;
+use std::mem;
+use std::net::{TcpListener, TcpStream, UdpSocket};
+use std::os::windows::io::{RawSocket, FromRawSocket};
+use std::sync::{Once, ONCE_INIT};
+
+const HANDLE_FLAG_INHERIT: DWORD = 0x00000001;
+
+pub mod c {
+    pub use winapi::ctypes::*;
+    pub use winapi::um::handleapi::*;
+    pub use winapi::um::winbase::*;
+    pub use winapi::um::winsock2::*;
+    pub use winapi::um::ws2tcpip::*;
+    
+    pub use winapi::shared::inaddr::*;
+    pub use winapi::shared::in6addr::*;
+    pub use winapi::shared::minwindef::*;
+    pub use winapi::shared::ntdef::*;
+    pub use winapi::shared::ws2def::*;
+    pub use winapi::shared::ws2def::{SOCK_STREAM, SOCK_DGRAM};
+    pub use winapi::shared::ws2def::SOCKADDR as sockaddr;
+    pub use winapi::shared::ws2def::SOCKADDR_STORAGE as sockaddr_storage;
+    pub use winapi::shared::ws2def::SOCKADDR_IN as sockaddr_in;
+    pub use winapi::shared::ws2def::ADDRESS_FAMILY as sa_family_t;
+    pub use winapi::shared::ws2ipdef::*;
+    pub use winapi::shared::ws2ipdef::SOCKADDR_IN6_LH as sockaddr_in6;
+    pub use winapi::shared::ws2ipdef::IP_MREQ as ip_mreq;
+    pub use winapi::shared::ws2ipdef::IPV6_MREQ as ipv6_mreq;
+
+    pub fn sockaddr_in_u32(sa: &sockaddr_in) -> u32 {
+        ::ntoh(unsafe { *sa.sin_addr.S_un.S_addr() })
+    }
+
+    pub fn in_addr_to_u32(addr: &in_addr) -> u32 {
+        ::ntoh(unsafe { *addr.S_un.S_addr() })
+    }
+}
+
+use self::c::*;
+
+mod impls;
+
+fn init() {
+    static INIT: Once = ONCE_INIT;
+
+    INIT.call_once(|| {
+        // Initialize winsock through the standard library by just creating a
+        // dummy socket. Whether this is successful or not we drop the result as
+        // libstd will be sure to have initialized winsock.
+        let _ = UdpSocket::bind("127.0.0.1:34254");
+    });
+}
+
+pub struct Socket {
+    socket: SOCKET,
+}
+
+impl Socket {
+    pub fn new(family: c_int, ty: c_int) -> io::Result<Socket> {
+        init();
+        let socket = try!(unsafe {
+            match WSASocketW(family, ty, 0, 0 as *mut _, 0,
+                             WSA_FLAG_OVERLAPPED) {
+                INVALID_SOCKET => Err(io::Error::last_os_error()),
+                n => Ok(Socket { socket: n }),
+            }
+        });
+        try!(socket.set_no_inherit());
+        Ok(socket)
+    }
+
+    pub fn raw(&self) -> SOCKET { self.socket }
+
+    fn into_socket(self) -> SOCKET {
+        let socket = self.socket;
+        mem::forget(self);
+        socket
+    }
+
+    pub fn into_tcp_listener(self) -> TcpListener {
+        unsafe { TcpListener::from_raw_socket(self.into_socket() as RawSocket) }
+    }
+
+    pub fn into_tcp_stream(self) -> TcpStream {
+        unsafe { TcpStream::from_raw_socket(self.into_socket() as RawSocket) }
+    }
+
+    pub fn into_udp_socket(self) -> UdpSocket {
+        unsafe { UdpSocket::from_raw_socket(self.into_socket() as RawSocket) }
+    }
+
+    fn set_no_inherit(&self) -> io::Result<()> {
+        ::cvt_win(unsafe {
+            SetHandleInformation(self.socket as HANDLE, HANDLE_FLAG_INHERIT, 0)
+        }).map(|_| ())
+    }
+}
+
+impl ::FromInner for Socket {
+    type Inner = SOCKET;
+    fn from_inner(socket: SOCKET) -> Socket {
+        Socket { socket: socket }
+    }
+}
+
+impl Drop for Socket {
+    fn drop(&mut self) {
+        unsafe {
+            let _ = closesocket(self.socket);
+        }
+    }
+}