1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by Network
6 * Associates Laboratories, the Security Research Division of Network
7 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
8 * ("CBOSS"), as part of the DARPA 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 * $FreeBSD$
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
49static void
50usage(void)
51{
52
53	fprintf(stderr, "getpmac [-l list,of,labels] [-p pid]\n");
54	exit (EX_USAGE);
55}
56
57int
58main(int argc, char *argv[])
59{
60	char *labellist, *string;
61	mac_t label;
62	pid_t pid;
63	int ch, error, pid_set;
64
65	pid_set = 0;
66	pid = 0;
67	labellist = NULL;
68	while ((ch = getopt(argc, argv, "l:p:")) != -1) {
69		switch (ch) {
70		case 'l':
71			if (labellist != NULL)
72				usage();
73			labellist = argv[optind - 1];
74			break;
75		case 'p':
76			if (pid_set)
77				usage();
78			pid = atoi(argv[optind - 1]);
79			pid_set = 1;
80			break;
81		default:
82			usage();
83		}
84
85	}
86
87	argc -= optind;
88	argv += optind;
89
90	if (argc != 0)
91		usage();
92
93	if (labellist != NULL)
94		error = mac_prepare(&label, labellist);
95	else
96		error = mac_prepare_process_label(&label);
97	if (error != 0) {
98		perror("mac_prepare");
99		return (-1);
100	}
101
102	if (pid_set) {
103		error = mac_get_pid(pid, label);
104		if (error)
105			perror("mac_get_pid");
106	} else {
107		error = mac_get_proc(label);
108		if (error)
109			perror("mac_get_proc");
110	}
111	if (error) {
112		mac_free(label);
113		exit (-1);
114	}
115	error = mac_to_text(label, &string);
116	if (error != 0) {
117		perror("mac_to_text");
118		exit(EX_DATAERR);
119	}
120
121	if (strlen(string) > 0)
122		printf("%s\n", string);
123
124	mac_free(label);
125	free(string);
126	exit(EX_OK);
127}
128