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