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#![deny(missing_docs, warnings)]
#[cfg(unix)] extern crate libc;
#[cfg(windows)] extern crate kernel32;
#[cfg(windows)] extern crate winapi;
#[cfg(windows)] extern crate ws2_32;
#[macro_use] extern crate cfg_if;
use std::io;
use std::ops::Neg;
use std::net::{ToSocketAddrs, SocketAddr};
use utils::{One, NetInt};
mod tcp;
mod udp;
mod socket;
mod ext;
mod utils;
#[cfg(unix)] #[path = "sys/unix/mod.rs"] mod sys;
#[cfg(windows)] #[path = "sys/windows/mod.rs"] mod sys;
#[cfg(all(unix, not(any(target_os = "solaris"))))] pub mod unix;
pub use tcp::TcpBuilder;
pub use udp::UdpBuilder;
pub use ext::{TcpStreamExt, TcpListenerExt, UdpSocketExt};
fn one_addr<T: ToSocketAddrs>(tsa: T) -> io::Result<SocketAddr> {
let mut addrs = try!(tsa.to_socket_addrs());
let addr = match addrs.next() {
Some(addr) => addr,
None => return Err(io::Error::new(io::ErrorKind::Other,
"no socket addresses could be resolved"))
};
if addrs.next().is_none() {
Ok(addr)
} else {
Err(io::Error::new(io::ErrorKind::Other,
"more than one address resolved"))
}
}
fn cvt<T: One + PartialEq + Neg<Output=T>>(t: T) -> io::Result<T> {
let one: T = T::one();
if t == -one {
Err(io::Error::last_os_error())
} else {
Ok(t)
}
}
#[cfg(windows)]
fn cvt_win<T: PartialEq + utils::Zero>(t: T) -> io::Result<T> {
if t == T::zero() {
Err(io::Error::last_os_error())
} else {
Ok(t)
}
}
fn hton<I: NetInt>(i: I) -> I { i.to_be() }
fn ntoh<I: NetInt>(i: I) -> I { I::from_be(i) }
trait AsInner {
type Inner;
fn as_inner(&self) -> &Self::Inner;
}
trait FromInner {
type Inner;
fn from_inner(inner: Self::Inner) -> Self;
}
trait IntoInner {
type Inner;
fn into_inner(self) -> Self::Inner;
}