webrtc/talk/base/socketserver.h
henrike@webrtc.org 28e2075280 Adds trunk/talk folder of revision 359 from libjingles google code to
trunk/talk


git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
2013-07-10 00:45:36 +00:00

62 lines
2.5 KiB
C++

/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TALK_BASE_SOCKETSERVER_H_
#define TALK_BASE_SOCKETSERVER_H_
#include "talk/base/socketfactory.h"
namespace talk_base {
class MessageQueue;
// Provides the ability to wait for activity on a set of sockets. The Thread
// class provides a nice wrapper on a socket server.
//
// The server is also a socket factory. The sockets it creates will be
// notified of asynchronous I/O from this server's Wait method.
class SocketServer : public SocketFactory {
public:
// When the socket server is installed into a Thread, this function is
// called to allow the socket server to use the thread's message queue for
// any messaging that it might need to perform.
virtual void SetMessageQueue(MessageQueue* queue) {}
// Sleeps until:
// 1) cms milliseconds have elapsed (unless cms == kForever)
// 2) WakeUp() is called
// While sleeping, I/O is performed if process_io is true.
virtual bool Wait(int cms, bool process_io) = 0;
// Causes the current wait (if one is in progress) to wake up.
virtual void WakeUp() = 0;
};
} // namespace talk_base
#endif // TALK_BASE_SOCKETSERVER_H_