VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/string/RTStrNLenEx.cpp@ 17951

Last change on this file since 17951 was 10949, checked in by vboxsync, 16 years ago

IPRT: Added RTStrNLen and RTStrNLenEx.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.8 KB
Line 
1/* $Id: RTStrNLenEx.cpp 10949 2008-07-29 18:56:03Z vboxsync $ */
2/** @file
3 * IPRT - RTStrNLenEx.
4 */
5
6/*
7 * Copyright (C) 2008 Sun Microsystems, Inc.
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 *
26 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
27 * Clara, CA 95054 USA or visit http://www.sun.com if you need
28 * additional information or have any questions.
29 */
30
31/*******************************************************************************
32* Header Files *
33*******************************************************************************/
34#include <iprt/string.h>
35
36
37RTDECL(int) RTStrNLenEx(const char *pszString, size_t cchMax, size_t *pcch)
38{
39 const char *pchEnd = (const char *)memchr(pszString, '\0', cchMax);
40 if (!pchEnd)
41 {
42 *pcch = cchMax;
43 return VERR_BUFFER_OVERFLOW;
44 }
45 *pcch = pchEnd - pszString;
46 return VINF_SUCCESS;
47}
48
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