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/* memrchr.c - Replacement for memrchr.
* Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
* Assuan is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Assuan is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <http://www.gnu.org/licenses/>.
* SPDX-License-Identifier: LGPL-2.1+
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
void *
memrchr (const void *block, int c, size_t size)
{
const unsigned char *p = block;
if (size)
{
for (p += size - 1; size; p--, size--)
if (*p == c)
return (void *)p;
}
return NULL;
}
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