OpenSolaris_b135/uts/sun4/os/bcmp.c

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/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 *	Copyright (c) 1990, 1991 UNIX System Laboratories, Inc.
 *	Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T
 * 	All Rights Reserved
 */

/*
 * Portions of this source code were derived from Berkeley  4.3 BSD
 * under license from the Regents of the University of California.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

#include <sys/types.h>

/*
 * Compare two byte streams.  Returns 0 if they're identical, 1
 * if they're not.
 */
int
bcmp(const void *s1_arg, const void *s2_arg, size_t len)
{
	const char *s1 = s1_arg;
	const char *s2 = s2_arg;

	while (len--)
		if (*s1++ != *s2++)
		return (1);
	return (0);
}