openldap/libraries/liblutil/memcmp.c
2010-04-13 22:17:29 +00:00

34 lines
813 B
C

/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2010 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
#include "portable.h"
#include <ac/string.h>
/*
* Memory Compare
*/
int
(lutil_memcmp)(const void *v1, const void *v2, size_t n)
{
if (n != 0) {
const unsigned char *s1=v1, *s2=v2;
do {
if (*s1++ != *s2++) return *--s1 - *--s2;
} while (--n != 0);
}
return 0;
}