1997-10-17 15:36:51 +04:00
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/* $NetBSD: cksum.c,v 1.10 1997/10/17 11:36:59 lukem Exp $ */
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1995-03-26 08:55:22 +04:00
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1993-03-21 12:45:37 +03:00
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/*-
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1997-01-30 04:10:32 +03:00
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* Copyright (c) 1997 Jason R. Thorpe. All rights reserved.
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1993-11-02 10:33:08 +03:00
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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1993-03-21 12:45:37 +03:00
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*
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* This code is derived from software contributed to Berkeley by
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1993-11-02 10:33:08 +03:00
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* James W. Williams of NASA Goddard Space Flight Center.
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1993-03-21 12:45:37 +03:00
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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1997-10-17 15:36:51 +04:00
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#include <sys/cdefs.h>
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1993-03-21 12:45:37 +03:00
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#ifndef lint
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1997-10-17 15:36:51 +04:00
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__COPYRIGHT("@(#) Copyright (c) 1991, 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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1993-03-21 12:45:37 +03:00
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#endif /* not lint */
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#ifndef lint
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1995-03-26 08:55:22 +04:00
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#if 0
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1995-09-02 09:45:13 +04:00
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static char sccsid[] = "@(#)cksum.c 8.2 (Berkeley) 4/28/95";
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1995-03-26 08:55:22 +04:00
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#endif
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1997-10-17 15:36:51 +04:00
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__RCSID("$NetBSD: cksum.c,v 1.10 1997/10/17 11:36:59 lukem Exp $");
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1993-03-21 12:45:37 +03:00
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#endif /* not lint */
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#include <sys/cdefs.h>
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#include <sys/types.h>
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1995-01-15 09:43:49 +03:00
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#include <err.h>
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#include <errno.h>
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1993-03-21 12:45:37 +03:00
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#include <fcntl.h>
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1997-06-27 03:18:05 +04:00
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#include <locale.h>
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1997-01-30 04:10:32 +03:00
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#include <md5.h>
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1993-03-21 12:45:37 +03:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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1995-01-15 09:43:49 +03:00
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#include <unistd.h>
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1993-03-21 12:45:37 +03:00
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#include "extern.h"
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1997-10-17 15:36:51 +04:00
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int main __P((int, char **));
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int md5_digest_file __P((char *));
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void requiremd5 __P((const char *));
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void usage __P((void));
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1993-11-02 10:33:08 +03:00
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int
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1993-03-21 12:45:37 +03:00
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main(argc, argv)
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int argc;
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char **argv;
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{
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1997-01-30 04:10:32 +03:00
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register int ch, fd, rval, domd5, dosum, pflag, nomd5stdin;
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1995-09-02 09:45:13 +04:00
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u_int32_t len, val;
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1993-03-21 12:45:37 +03:00
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char *fn;
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1994-12-24 19:02:45 +03:00
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int (*cfncn) __P((int, u_int32_t *, u_int32_t *));
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void (*pfncn) __P((char *, u_int32_t, u_int32_t));
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1995-01-15 09:43:49 +03:00
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extern char *__progname;
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1993-03-21 12:45:37 +03:00
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1997-10-17 15:36:51 +04:00
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cfncn = NULL;
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pfncn = NULL;
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1997-01-30 04:10:32 +03:00
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dosum = domd5 = pflag = nomd5stdin = 0;
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1997-06-27 03:18:05 +04:00
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setlocale(LC_ALL, "");
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1997-01-30 04:10:32 +03:00
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if (!strcmp(__progname, "md5"))
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domd5 = 1;
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else if (!strcmp(__progname, "sum")) {
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dosum = 1;
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1995-01-15 09:43:49 +03:00
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cfncn = csum1;
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pfncn = psum1;
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} else {
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cfncn = crc;
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pfncn = pcrc;
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}
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1997-01-30 04:10:32 +03:00
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while ((ch = getopt(argc, argv, "mo:ps:tx")) != -1)
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1993-03-21 12:45:37 +03:00
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switch(ch) {
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1997-01-30 04:10:32 +03:00
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case 'm':
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if (dosum) {
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warnx("sum mutually exclusive with md5");
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usage();
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}
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domd5 = 1;
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break;
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1993-03-21 12:45:37 +03:00
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case 'o':
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1997-01-30 04:10:32 +03:00
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if (domd5) {
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warnx("md5 mutually exclusive with sum");
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usage();
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}
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1995-01-15 09:43:49 +03:00
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if (!strcmp(optarg, "1")) {
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1993-03-21 12:45:37 +03:00
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cfncn = csum1;
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pfncn = psum1;
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1995-01-15 09:43:49 +03:00
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} else if (!strcmp(optarg, "2")) {
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1993-03-21 12:45:37 +03:00
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cfncn = csum2;
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pfncn = psum2;
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} else {
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1995-01-15 09:43:49 +03:00
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warnx("illegal argument to -o option");
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1993-03-21 12:45:37 +03:00
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usage();
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}
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break;
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1997-01-30 04:10:32 +03:00
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case 'p':
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if (!domd5)
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requiremd5("-p");
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pflag = 1;
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break;
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case 's':
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if (!domd5)
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requiremd5("-s");
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nomd5stdin = 1;
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MDString(optarg);
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break;
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case 't':
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if (!domd5)
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requiremd5("-t");
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MDTimeTrial();
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nomd5stdin = 1;
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break;
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case 'x':
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if (!domd5)
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requiremd5("-x");
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MDTestSuite();
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nomd5stdin = 1;
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break;
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1993-03-21 12:45:37 +03:00
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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fd = STDIN_FILENO;
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1993-11-02 10:33:08 +03:00
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fn = NULL;
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1993-03-21 12:45:37 +03:00
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rval = 0;
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do {
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if (*argv) {
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fn = *argv++;
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1997-01-30 04:10:32 +03:00
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if (domd5) {
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if (md5_digest_file(fn)) {
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warn("%s", fn);
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rval = 1;
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}
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continue;
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}
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1993-03-21 12:45:37 +03:00
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if ((fd = open(fn, O_RDONLY, 0)) < 0) {
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1995-01-15 09:43:49 +03:00
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warn("%s", fn);
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1993-03-21 12:45:37 +03:00
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rval = 1;
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continue;
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}
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1997-01-30 04:10:32 +03:00
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} else if (domd5 && !nomd5stdin)
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MDFilter(pflag);
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if (!domd5) {
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if (cfncn(fd, &val, &len)) {
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warn("%s", fn ? fn : "stdin");
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rval = 1;
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} else
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pfncn(fn, val, len);
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(void)close(fd);
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1993-03-21 12:45:37 +03:00
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}
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} while (*argv);
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exit(rval);
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}
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1997-01-30 04:10:32 +03:00
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int
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md5_digest_file(fn)
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char *fn;
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{
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char buf[33], *cp;
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cp = MD5File(fn, buf);
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if (cp == NULL)
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return (1);
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printf("MD5 (%s) = %s\n", fn, cp);
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return (0);
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}
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void
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requiremd5(flg)
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const char *flg;
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{
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warnx("%s flag requires `md5' or -m", flg);
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usage();
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}
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1993-11-02 10:33:08 +03:00
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void
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1993-03-21 12:45:37 +03:00
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usage()
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{
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1995-01-15 09:43:49 +03:00
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1997-01-30 04:10:32 +03:00
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(void)fprintf(stderr, "usage: cksum [-m | [-o 1 | 2]] [file ...]\n");
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(void)fprintf(stderr, " sum [file ...]\n");
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(void)fprintf(stderr,
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" md5 [-p | -t | -x | -s string] [file ...]\n");
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1993-03-21 12:45:37 +03:00
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exit(1);
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}
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