ref: c2b79fa51d75e4827e60fc930fe1bfc31f52e6b2
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__