VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/alloc/alloc.cpp@ 96407

Last change on this file since 96407 was 96407, checked in by vboxsync, 2 years ago

scm copyright and license note update

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id Revision
File size: 2.8 KB
Line 
1/* $Id: alloc.cpp 96407 2022-08-22 17:43:14Z vboxsync $ */
2/** @file
3 * IPRT - Memory Allocation.
4 */
5
6/*
7 * Copyright (C) 2006-2022 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * The contents of this file may alternatively be used under the terms
26 * of the Common Development and Distribution License Version 1.0
27 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28 * in the VirtualBox distribution, in which case the provisions of the
29 * CDDL are applicable instead of those of the GPL.
30 *
31 * You may elect to license modified versions of this file under the
32 * terms and conditions of either the GPL or the CDDL or both.
33 *
34 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35 */
36
37
38/*********************************************************************************************************************************
39* Header Files *
40*********************************************************************************************************************************/
41#ifndef RTMEM_NO_WRAP_TO_EF_APIS
42# define RTMEM_NO_WRAP_TO_EF_APIS
43#endif
44#include <iprt/mem.h>
45#include "internal/iprt.h"
46
47#include <iprt/assert.h>
48#include <iprt/string.h>
49
50
51
52RTDECL(void *) RTMemDupTag(const void *pvSrc, size_t cb, const char *pszTag) RT_NO_THROW_DEF
53{
54 void *pvDst = RTMemAllocTag(cb, pszTag);
55 if (pvDst)
56 memcpy(pvDst, pvSrc, cb);
57 return pvDst;
58}
59RT_EXPORT_SYMBOL(RTMemDupTag);
60
61
62RTDECL(void *) RTMemDupExTag(const void *pvSrc, size_t cbSrc, size_t cbExtra, const char *pszTag) RT_NO_THROW_DEF
63{
64 void *pvDst = RTMemAllocTag(cbSrc + cbExtra, pszTag);
65 if (pvDst)
66 {
67 memcpy(pvDst, pvSrc, cbSrc);
68 memset((uint8_t *)pvDst + cbSrc, 0, cbExtra);
69 }
70 return pvDst;
71}
72RT_EXPORT_SYMBOL(RTMemDupExTag);
73
74
75RTDECL(void *) RTMemReallocZTag(void *pvOld, size_t cbOld, size_t cbNew, const char *pszTag) RT_NO_THROW_DEF
76{
77 void *pvDst = RTMemReallocTag(pvOld, cbNew, pszTag);
78 if (pvDst && cbNew > cbOld)
79 memset((uint8_t *)pvDst + cbOld, 0, cbNew - cbOld);
80 return pvDst;
81}
82RT_EXPORT_SYMBOL(RTMemReallocZTag);
83
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