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// Copyright 2013 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 prelude::*;
use libc;
use rt::uv;
use rt::uv::net;
use rt::uv::uvll;
pub struct Pipe(*uvll::uv_pipe_t);
impl uv::Watcher for Pipe {}
impl Pipe {
pub fn new(loop_: &uv::Loop, ipc: bool) -> Pipe {
unsafe {
let handle = uvll::malloc_handle(uvll::UV_NAMED_PIPE);
assert!(handle.is_not_null());
let ipc = ipc as libc::c_int;
assert_eq!(uvll::pipe_init(loop_.native_handle(), handle, ipc), 0);
let mut ret: Pipe =
uv::NativeHandle::from_native_handle(handle);
ret.install_watcher_data();
ret
}
}
pub fn as_stream(&self) -> net::StreamWatcher {
net::StreamWatcher(**self as *uvll::uv_stream_t)
}
pub fn close(self, cb: uv::NullCallback) {
{
let mut this = self;
let data = this.get_watcher_data();
assert!(data.close_cb.is_none());
data.close_cb = Some(cb);
}
unsafe { uvll::close(self.native_handle(), close_cb); }
extern fn close_cb(handle: *uvll::uv_pipe_t) {
let mut process: Pipe = uv::NativeHandle::from_native_handle(handle);
process.get_watcher_data().close_cb.take_unwrap()();
process.drop_watcher_data();
unsafe { uvll::free_handle(handle as *libc::c_void) }
}
}
}
impl uv::NativeHandle<*uvll::uv_pipe_t> for Pipe {
fn from_native_handle(handle: *uvll::uv_pipe_t) -> Pipe {
Pipe(handle)
}
fn native_handle(&self) -> *uvll::uv_pipe_t {
match self { &Pipe(ptr) => ptr }
}
}
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