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