setfmac.c revision 105756 
1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by NAI Labs, the
6 * Security Research Division of Network Associates, Inc. under
7 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
8 * CHATS research program.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. The names of the authors may not be used to endorse or promote
19 *    products derived from this software without specific prior written
20 *    permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * $FreeBSD: head/usr.sbin/setfmac/setfmac.c 105756 2002-10-23 03:15:24Z rwatson $
35 */
36#include <sys/types.h>
37#include <sys/mac.h>
38
39#include <err.h>
40#include <paths.h>
41#include <stdio.h>
42#include <stdlib.h>
43#include <string.h>
44#include <sysexits.h>
45#include <unistd.h>
46
47#define	MAXELEMENTS	32
48
49void
50usage(void)
51{
52
53	fprintf(stderr, "setfmac [-h] [label] [file1] [file2 ...]\n");
54	exit (EX_USAGE);
55}
56
57int
58main(int argc, char *argv[])
59{
60	char ch;
61	mac_t label;
62	int hflag;
63	int error, i;
64
65	hflag = 0;
66	while ((ch = getopt(argc, argv, "h")) != -1) {
67		switch (ch) {
68		case 'h':
69			hflag = 1;
70			break;
71		default:
72			usage();
73		}
74	}
75
76	argv += optind;
77	argc -= optind;
78
79	if (argc < 2)
80		usage();
81
82	error = mac_from_text(&label, argv[0]);
83	if (error != 0) {
84		perror("mac_from_text");
85		return (-1);
86	}
87
88	for (i = 1; i < argc; i++) {
89		if (hflag)
90			error = mac_set_link(argv[i], label);
91		else
92			error = mac_set_file(argv[i], label);
93		if (error != 0) {
94			perror(argv[i]);
95			return (-1);
96		}
97
98	}
99
100	mac_free(label);
101
102	exit(EX_OK);
103}
104