MpDataBuf.h

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//  
// Copyright (C) 2006-2012 SIPez LLC.   All rights reserved.
//  
// $$ 

#ifndef _INCLUDED_MPDATABUF_H // [
#define _INCLUDED_MPDATABUF_H

// SYSTEM INCLUDES
// APPLICATION INCLUDES
#include "mp/MpBuf.h"
#include "mp/MpArrayBuf.h"

// DEFINES
// MACROS
#define MPBUFDATA_FROM_BASE_CONSTRUCTOR(classname, buffer_type, base_classname) \
    classname##Ptr( MpBuf *buffer                                           \
                  , MpBufPool *pHeaderPool=classname::smpDefaultPool)       \
        : base_classname##Ptr(buffer, pHeaderPool)                          \
    {                                                                       \
        if (mpBuffer != NULL) {                                             \
            MPBUF_FROM_BASE_CONSTRUCTOR_INIT(classname, buffer_type)        \
        }                                                                   \
    };

// EXTERNAL FUNCTIONS
// EXTERNAL VARIABLES
// CONSTANTS
// STRUCTS
// TYPEDEFS


struct MpDataBuf : public MpBuf
{
    friend class MpDataBufPtr;
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:

    static MpBufPool *smpDefaultPool;

/* ============================ CREATORS ================================== */




/* ============================ MANIPULATORS ============================== */


    void setData(const MpArrayBufPtr &pData)
    { mpData = pData; };


/* ============================ ACCESSORS ================================= */


    char *getDataWritePtr();

    const char *getDataPtr() const;

    MpArrayBufPtr getData() const {return mpData;};


/* ============================ INQUIRY =================================== */




/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:

    MpArrayBufPtr mpData;    

    void init();

    static void sDestroy(MpBuf *pBuffer);

    static void sInitClone(MpBuf *pBuffer);

/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:

    MpDataBuf(const MpBuf &);
    MpDataBuf &operator=(const MpBuf &);
};


class MpDataBufPtr : public MpBufPtr {

/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:

/* ============================ CREATORS ================================== */


    MPBUF_DEFAULT_CONSTRUCTOR(MpDataBuf)

    
    MpDataBufPtr(MpBuf *pDataBuffer, MpBufPool *pHeaderPool=MpDataBuf::smpDefaultPool)
        : MpBufPtr(pHeaderPool->getBuffer())
    {
        if (mpBuffer != NULL) {
            MPBUF_FROM_BASE_CONSTRUCTOR_INIT(MpDataBuf, MP_BUF_DATA)

            // Set data pointer
            pBuffer->setData(MpArrayBufPtr(pDataBuffer));
        }
    };

    MPBUF_TYPECHECKED_COPY(MpDataBuf, MP_BUF_DATA, MpBuf)



/* ============================ MANIPULATORS ============================== */





/* ============================ ACCESSORS ================================= */


    void setFlowGraph(MpFlowGraphBase* flowgraph)
    {
        if(mpBuffer != NULL)
        {
            mpBuffer->setFlowGraph(flowgraph);
            ((MpDataBuf*)mpBuffer)->mpData.setFlowGraph(flowgraph);
        }
    };    

    MPBUF_MEMBER_ACCESS_OPERATOR(MpDataBuf)

    
    MPBUF_CONST_MEMBER_ACCESS_OPERATOR(MpDataBuf)



/* ============================ INQUIRY =================================== */





/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:


/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:

};

#endif // _INCLUDED_MPDATABUF_H ]