ref: 75251b5af76517375fef4785c1834812c589292e
dir: /codec/common/inc/memory_align.h/
/*!
* \copy
* Copyright (c) 2013, Cisco Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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
* COPYRIGHT HOLDER OR CONTRIBUTORS 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.
*
*/
#if !defined(WELS_COMMON_MEMORY_ALIGN_H__)
#define WELS_COMMON_MEMORY_ALIGN_H__
#include "typedefs.h"
// NOTE: please do not clean below lines even comment, turn on for potential memory leak verify and memory usage monitor etc.
//#define MEMORY_CHECK
#define MEMORY_MONITOR
#ifdef MEMORY_CHECK
#ifndef MEMORY_MONITOR
#define MEMORY_MONITOR
#endif//MEMORY_MONITOR
#endif//MEMORY_CHECK
#ifdef MEMORY_CHECK
#include <stdio.h>
#endif//MEMORY_CHECK
namespace WelsCommon {
class CMemoryAlign {
public:
CMemoryAlign (const uint32_t kuiCacheLineSize);
virtual ~CMemoryAlign();
void* WelsMallocz (const uint32_t kuiSize, const char* kpTag);
void* WelsMalloc (const uint32_t kuiSize, const char* kpTag);
void WelsFree (void* pPointer, const char* kpTag);
const uint32_t WelsGetCacheLineSize() const;
const uint32_t WelsGetMemoryUsage() const;
private:
// private copy & assign constructors adding to fix klocwork scan issues
CMemoryAlign (const CMemoryAlign& kcMa);
CMemoryAlign& operator= (const CMemoryAlign& kcMa);
protected:
uint32_t m_nCacheLineSize;
#ifdef MEMORY_MONITOR
uint32_t m_nMemoryUsageInBytes;
#endif//MEMORY_MONITOR
};
/*!
*************************************************************************************
* \brief malloc with zero filled utilization in Wels
*
* \param kuiSize size of memory block required
*
* \return allocated memory pointer exactly, failed in case of NULL return
*
* \note N/A
*************************************************************************************
*/
void* WelsMallocz (const uint32_t kuiSize, const char* kpTag);
/*!
*************************************************************************************
* \brief free utilization in Wels
*
* \param pPtr data pointer to be free.
* i.e, uint8_t *pPtr = actual data to be free, argv = &pPtr.
*
* \return NONE
*
* \note N/A
*************************************************************************************
*/
void WelsFree (void* pPtr, const char* kpTag);
#define WELS_SAFE_FREE(pPtr, pTag) if (pPtr) { WelsFree(pPtr, pTag); pPtr = NULL; }
}
#endif//WELS_COMMON_MEMORY_ALIGN_H__