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use std::io::{Read, Result as IoResult, Write};
use std::net::TcpStream;
#[cfg(feature = "tls")]
use native_tls::TlsStream;
#[derive(Clone, Copy, Debug)]
pub enum Mode {
Plain,
Tls,
}
pub trait NoDelay {
fn set_nodelay(&mut self, nodelay: bool) -> IoResult<()>;
}
impl NoDelay for TcpStream {
fn set_nodelay(&mut self, nodelay: bool) -> IoResult<()> {
TcpStream::set_nodelay(self, nodelay)
}
}
#[cfg(feature = "tls")]
impl<S: Read + Write + NoDelay> NoDelay for TlsStream<S> {
fn set_nodelay(&mut self, nodelay: bool) -> IoResult<()> {
self.get_mut().set_nodelay(nodelay)
}
}
#[derive(Debug)]
pub enum Stream<S, T> {
Plain(S),
Tls(T),
}
impl<S: Read, T: Read> Read for Stream<S, T> {
fn read(&mut self, buf: &mut [u8]) -> IoResult<usize> {
match *self {
Stream::Plain(ref mut s) => s.read(buf),
Stream::Tls(ref mut s) => s.read(buf),
}
}
}
impl<S: Write, T: Write> Write for Stream<S, T> {
fn write(&mut self, buf: &[u8]) -> IoResult<usize> {
match *self {
Stream::Plain(ref mut s) => s.write(buf),
Stream::Tls(ref mut s) => s.write(buf),
}
}
fn flush(&mut self) -> IoResult<()> {
match *self {
Stream::Plain(ref mut s) => s.flush(),
Stream::Tls(ref mut s) => s.flush(),
}
}
}
impl<S: NoDelay, T: NoDelay> NoDelay for Stream<S, T> {
fn set_nodelay(&mut self, nodelay: bool) -> IoResult<()> {
match *self {
Stream::Plain(ref mut s) => s.set_nodelay(nodelay),
Stream::Tls(ref mut s) => s.set_nodelay(nodelay),
}
}
}