mutex.h

这是DVD中伺服部分的核心代码

/******************************************************************************
*******************************************************************************
**                                                                           **
**  Copyright (c) 2006 Videon Central, Inc.                                  **
**  All rights reserved.                                                     **
**                                                                           **
**  The computer program contained herein contains proprietary information   **
**  which is the property of Videon Central, Inc.  The program may be used   **
**  and/or copied only with the written permission of Videon Central, Inc.   **
**  or in accordance with the terms and conditions stipulated in the         **
**  agreement/contract under which the programs have been supplied.          **
**                                                                           **
*******************************************************************************
******************************************************************************/
/**
 * @file mutex.h
 *
 * $Revision: 1.5 $ 
 *
 * Implements a Mutual Exlusion (Mutex) object class
 *
 */

#ifndef __MUTEX_H
#define __MUTEX_H

#if _MSC_VER
    #include <windows.h>
#else
	#include <pthread.h>
#endif

    #include "error.h"

    class Mutex 
    {
        protected:

        #if _MSC_VER
            CRITICAL_SECTION    criticalSection;
        #else
			pthread_mutex_t 	criticalSection;
        #endif



        public:
                        Mutex               ( void );

            VDVD_ERROR  Lock                ( void );
            VDVD_ERROR  Unlock              ( void );
    };



    class AutoMutex
    {
        private:
                        Mutex*              m_pMutex;
        public:
                        AutoMutex           ( Mutex* pMutex );
                       ~AutoMutex           ( void );
    };



#endif