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/* $Id: alloc.cpp $ */
/** @file
* IPRT - Memory Allocation.
*/
/*
* Copyright (C) 2006-2020 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#ifndef RTMEM_NO_WRAP_TO_EF_APIS
# define RTMEM_NO_WRAP_TO_EF_APIS
#endif
#include <iprt/mem.h>
#include "internal/iprt.h"
#include <iprt/assert.h>
#include <iprt/string.h>
RTDECL(void *) RTMemDupTag(const void *pvSrc, size_t cb, const char *pszTag) RT_NO_THROW_DEF
{
void *pvDst = RTMemAllocTag(cb, pszTag);
if (pvDst)
memcpy(pvDst, pvSrc, cb);
return pvDst;
}
RT_EXPORT_SYMBOL(RTMemDupTag);
RTDECL(void *) RTMemDupExTag(const void *pvSrc, size_t cbSrc, size_t cbExtra, const char *pszTag) RT_NO_THROW_DEF
{
void *pvDst = RTMemAllocTag(cbSrc + cbExtra, pszTag);
if (pvDst)
{
memcpy(pvDst, pvSrc, cbSrc);
memset((uint8_t *)pvDst + cbSrc, 0, cbExtra);
}
return pvDst;
}
RT_EXPORT_SYMBOL(RTMemDupExTag);
RTDECL(void *) RTMemReallocZTag(void *pvOld, size_t cbOld, size_t cbNew, const char *pszTag) RT_NO_THROW_DEF
{
void *pvDst = RTMemReallocTag(pvOld, cbNew, pszTag);
if (pvDst && cbNew > cbOld)
memset((uint8_t *)pvDst + cbOld, 0, cbNew - cbOld);
return pvDst;
}
RT_EXPORT_SYMBOL(RTMemReallocZTag);
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