log.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 log.h
 *
 * $Revision: 1.5 $ 
 *
 * Log class
 *
 */
#ifndef __LOG_H
#define __LOG_H

    #include <stdio.h>
    #include "mutex.h"
    #include "reference_counter.h"
    #include "error.h"


    class Log : public ReferenceCounter
    {
        private:

            Mutex           m_mutex;
            FILE*           m_outputFile;
            const char*     m_outputFilename;
            uint32          m_maxLogEntryLength;
            uint32          m_logEntryArraySize;
            uint32          m_logEntryArrayCapacity;
            char**          m_logEntryArray;


            virtual VDVD_ERROR      Construct           ( void );
            virtual VDVD_ERROR      Destruct            ( void );

            static int              Compare             ( const void* entry1, const void* entry2 );


        public:

                                    Log                 ( void );
            virtual VDVD_ERROR      Create              ( const char* outputFilename );
            virtual VDVD_ERROR      Destroy             ( void );
            const char*             Read                ( uint32 index );
            virtual VDVD_ERROR      Write               ( const char* entry );
            uint32                  GetNumberOfEntries  ( void );
            uint32                  GetMaxEntryLength   ( void );
            VDVD_ERROR              Clear               ( void );
            VDVD_ERROR              Sort                ( void );
    };

#endif