/* * 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 __THREAD_H__#define __THREAD_H__#include "messagequeue.h"#include <algorithm>#include <list>#include <vector>#include "win32.h"namespace cricket {class Thread;class ThreadManager {public:  ThreadManager();  ~ThreadManager();  static Thread *CurrentThread();  static void SetCurrent(Thread *thread);  void Add(Thread *thread);  void Remove(Thread *thread);private:  Thread *main_thread_;  std::vector<Thread *> threads_;  CriticalSection crit_;  static DWORD key_;};class Thread;struct _SendMessage {  _SendMessage() {}  Thread *thread;  Message msg;  bool *ready;};class Thread : public MessageQueue {public:  Thread(SocketServer* ss = 0);  virtual ~Thread();  static inline Thread* Current() {    return ThreadManager::CurrentThread();  }  inline bool IsCurrent() const {    return (ThreadManager::CurrentThread() == this);  }  virtual void Start();  virtual void Stop();  virtual void Loop(int cms = -1);  virtual void Send(MessageHandler *phandler, uint32 id = 0,      MessageData *pdata = NULL);  // From MessageQueue  virtual void Clear(MessageHandler *phandler, uint32 id = (uint32)-1);  virtual void ReceiveSends();  HANDLE GetHandle() {    return thread_;  }private:  static void *PreLoop(void *pv);  void Join();  std::list<_SendMessage> sendlist_;  bool started_;  bool has_sends_;  HANDLE thread_;  friend class ThreadManager;};// AutoThread automatically installs itself at construction// uninstalls at destruction, if a Thread object is// _not already_ associated with the current OS thread.class AutoThread : public Thread {public:  AutoThread(SocketServer* ss = 0);  virtual ~AutoThread();};} // namespace cricket#endif // __THREAD_H__