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32 lines
1.2 KiB
C
32 lines
1.2 KiB
C
/*****************************************************************************
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* strnlen.c: POSIX strnlen() replacement
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*****************************************************************************
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* Copyright © 1998-2008 the VideoLAN project
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <string.h>
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size_t strnlen (const char *str, size_t max)
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{
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const char *end = memchr (str, 0, max);
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return end ? (size_t)(end - str) : max;
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}
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