diff options
Diffstat (limited to 'util/memrchr.c')
| -rw-r--r-- | util/memrchr.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/util/memrchr.c b/util/memrchr.c deleted file mode 100644 index 5621f7323..000000000 --- a/util/memrchr.c +++ /dev/null @@ -1,49 +0,0 @@ -/* memrchr.c - libc replacement function - * Copyright (C) 2005 Free Software Foundation, Inc. - * - * This file is part of GnuPG. - * - * GnuPG is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * GnuPG 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, - * USA. - */ - -/* - memrchr() is a GNU function that might not be available everywhere. - It's basically the inverse of memchr() - search backwards in a - memory block for a particular character. -*/ - -#include <config.h> -#include <string.h> - -/* There are many ways to optimize this, but this is a simple - unoptimized implementation. */ -void * -memrchr(const void *s, int c, size_t n) -{ - const unsigned char *start=s,*end=s; - - end+=n-1; - - while(end>=start) - { - if(*end==c) - return (void *)end; - else - end--; - } - - return NULL; -} |
