/usr/include/sipxtapi/mp/MpDataBuf.h is in libsipxtapi-dev 3.3.0~test17-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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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
/// This constructor owns MpBuf object.
#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
/// Stores data in the external buffer.
/**
* This struct could be used if you want to store data separate from header. This
* approach may be useful when you need to share data between several headers.
* For example, you may want to pass raw audio data to RTP packet without copying.
*
* @warning Data pointer is set in the MpDataBufPtr constructor.
*/
struct MpDataBuf : public MpBuf
{
friend class MpDataBufPtr;
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:
/// Default pool for MpDataBuf objects.
static MpBufPool *smpDefaultPool;
/* ============================ CREATORS ================================== */
///@name Creators
//@{
//@}
/* ============================ MANIPULATORS ============================== */
///@name Manipulators
//@{
/// Set new payload data.
void setData(const MpArrayBufPtr &pData)
{ mpData = pData; };
//@}
/* ============================ ACCESSORS ================================= */
///@name Accessors
//@{
/// Return pointer to payload data.
char *getDataWritePtr();
/// Return pointer to payload data.
const char *getDataPtr() const;
/// Get payload data.
MpArrayBufPtr getData() const {return mpData;};
//@}
/* ============================ INQUIRY =================================== */
///@name Inquiry
//@{
//@}
/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:
MpArrayBufPtr mpData; ///< Payload data.
/// This is called in place of constructor.
void init();
/// Destructor for MpDataBuf.
static void sDestroy(MpBuf *pBuffer);
/// @brief Function that initialize buffer after cloning. It makes clone
/// of mpData.
static void sInitClone(MpBuf *pBuffer);
/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:
/// Disable copy (and other) constructor.
MpDataBuf(const MpBuf &);
/**<
* This struct will be initialized by init() member.
*/
/// Disable assignment operator.
MpDataBuf &operator=(const MpBuf &);
/**<
* Buffers may be copied. But do we need this?
*/
};
/// Smart pointer to MpDataBuf.
/**
* You should only use this smart pointer, not #MpDataBuf* itself.
* The goal of this smart pointer is to care about reference counter and
* buffer deallocation.
*/
class MpDataBufPtr : public MpBufPtr {
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:
/* ============================ CREATORS ================================== */
///@name Creators
//@{
/// Default constructor - construct invalid pointer.
MPBUF_DEFAULT_CONSTRUCTOR(MpDataBuf)
/// This constructor owns MpBuf object.
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));
}
};
/// Construct object from base type with type check.
MPBUF_TYPECHECKED_COPY(MpDataBuf, MP_BUF_DATA, MpBuf)
//@}
/* ============================ MANIPULATORS ============================== */
///@name Manipulators
//@{
//@}
/* ============================ ACCESSORS ================================= */
///@name Accessors
//@{
void setFlowGraph(MpFlowGraphBase* flowgraph)
{
if(mpBuffer != NULL)
{
mpBuffer->setFlowGraph(flowgraph);
((MpDataBuf*)mpBuffer)->mpData.setFlowGraph(flowgraph);
}
};
/// Return pointer to MpDataBuf.
MPBUF_MEMBER_ACCESS_OPERATOR(MpDataBuf)
/// Return readonly pointer to MpDataBuf.
MPBUF_CONST_MEMBER_ACCESS_OPERATOR(MpDataBuf)
//@}
/* ============================ INQUIRY =================================== */
///@name Inquiry
//@{
//@}
/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:
/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:
};
#endif // _INCLUDED_MPDATABUF_H ]
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