64 lines
2.4 KiB
Rust
64 lines
2.4 KiB
Rust
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use option::*;
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use result::*;
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use rt::io::IoError;
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use super::io::net::ip::IpAddr;
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use rt::uv::uvio;
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// XXX: ~object doesn't work currently so these are some placeholder
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// types to use instead
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pub type EventLoopObject = uvio::UvEventLoop;
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pub type RemoteCallbackObject = uvio::UvRemoteCallback;
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pub type IoFactoryObject = uvio::UvIoFactory;
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pub type RtioTcpStreamObject = uvio::UvTcpStream;
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pub type RtioTcpListenerObject = uvio::UvTcpListener;
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pub type RtioUdpStreamObject = uvio::UvUdpStream;
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pub trait EventLoop {
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fn run(&mut self);
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fn callback(&mut self, ~fn());
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fn callback_ms(&mut self, ms: u64, ~fn());
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fn remote_callback(&mut self, ~fn()) -> ~RemoteCallbackObject;
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/// The asynchronous I/O services. Not all event loops may provide one
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fn io<'a>(&'a mut self) -> Option<&'a mut IoFactoryObject>;
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}
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pub trait RemoteCallback {
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/// Trigger the remote callback. Note that the number of times the callback
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/// is run is not guaranteed. All that is guaranteed is that, after calling 'fire',
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/// the callback will be called at least once, but multiple callbacks may be coalesced
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/// and callbacks may be called more often requested. Destruction also triggers the
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/// callback.
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fn fire(&mut self);
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}
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pub trait IoFactory {
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fn tcp_connect(&mut self, addr: IpAddr) -> Result<~RtioTcpStreamObject, IoError>;
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fn tcp_bind(&mut self, addr: IpAddr) -> Result<~RtioTcpListenerObject, IoError>;
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// TODO fn udp_connect(&mut self, addr: IpAddr) -> Result<~RtioUdpStreamObject, IoError>;
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}
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pub trait RtioTcpListener {
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fn accept(&mut self) -> Result<~RtioTcpStreamObject, IoError>;
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}
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pub trait RtioTcpStream {
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fn read(&mut self, buf: &mut [u8]) -> Result<uint, IoError>;
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fn write(&mut self, buf: &[u8]) -> Result<(), IoError>;
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}
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pub trait RtioUdpStream {
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fn read(&mut self, buf: &mut [u8]) -> Result<uint, IoError>;
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fn write(&mut self, buf: &[u8]) -> Result<(), IoError>;
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}
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