]>
Commit | Line | Data |
---|---|---|
e9ce8d39 | 1 | /* |
9385eb3d | 2 | * Copyright (c) 1987, 1993 |
e9ce8d39 A |
3 | * The Regents of the University of California. All rights reserved. |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
e9ce8d39 A |
13 | * 4. Neither the name of the University nor the names of its contributors |
14 | * may be used to endorse or promote products derived from this software | |
15 | * without specific prior written permission. | |
16 | * | |
17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
27 | * SUCH DAMAGE. | |
28 | */ | |
29 | ||
5b2abdfb | 30 | #if defined(LIBC_SCCS) && !defined(lint) |
9385eb3d | 31 | static char sccsid[] = "@(#)bcmp.c 8.1 (Berkeley) 6/4/93"; |
5b2abdfb | 32 | #endif /* LIBC_SCCS and not lint */ |
9385eb3d | 33 | #include <sys/cdefs.h> |
1f2f436a | 34 | __FBSDID("$FreeBSD: src/lib/libc/string/bcmp.c,v 1.6 2007/01/09 00:28:11 imp Exp $"); |
e9ce8d39 | 35 | |
9385eb3d | 36 | #include <strings.h> |
e9ce8d39 A |
37 | |
38 | /* | |
9385eb3d | 39 | * bcmp -- vax cmpc3 instruction |
e9ce8d39 | 40 | */ |
9385eb3d A |
41 | int |
42 | bcmp(const void *b1, const void *b2, size_t length) | |
e9ce8d39 | 43 | { |
9385eb3d | 44 | char *p1, *p2; |
e9ce8d39 | 45 | |
9385eb3d A |
46 | if (length == 0) |
47 | return (0); | |
48 | p1 = (char *)b1; | |
49 | p2 = (char *)b2; | |
50 | do | |
51 | if (*p1++ != *p2++) | |
52 | break; | |
53 | while (--length); | |
54 | return (length); | |
e9ce8d39 | 55 | } |