1/* $NetBSD: memcmp.c,v 1.1.1.3 2010/12/12 15:22:09 adam Exp $ */ 2 3/* OpenLDAP: pkg/ldap/libraries/liblutil/memcmp.c,v 1.9.2.5 2010/04/13 20:23:06 kurt Exp */ 4/* This work is part of OpenLDAP Software <http://www.openldap.org/>. 5 * 6 * Copyright 1998-2010 The OpenLDAP Foundation. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted only as authorized by the OpenLDAP 11 * Public License. 12 * 13 * A copy of this license is available in the file LICENSE in the 14 * top-level directory of the distribution or, alternatively, at 15 * <http://www.OpenLDAP.org/license.html>. 16 */ 17 18#include "portable.h" 19 20#include <ac/string.h> 21 22/* 23 * Memory Compare 24 */ 25int 26(lutil_memcmp)(const void *v1, const void *v2, size_t n) 27{ 28 if (n != 0) { 29 const unsigned char *s1=v1, *s2=v2; 30 do { 31 if (*s1++ != *s2++) return *--s1 - *--s2; 32 } while (--n != 0); 33 } 34 return 0; 35} 36