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
51 static void
usage(void)52 usage(void)
53 {
54
55 fprintf(stderr, "getpmac [-l list,of,labels] [-p pid]\n");
56 exit (EX_USAGE);
57 }
58
59 int
main(int argc,char * argv[])60 main(int argc, char *argv[])
61 {
62 char *labellist, *string;
63 mac_t label;
64 pid_t pid;
65 int ch, error, pid_set;
66
67 pid_set = 0;
68 pid = 0;
69 labellist = NULL;
70 while ((ch = getopt(argc, argv, "l:p:")) != -1) {
71 switch (ch) {
72 case 'l':
73 if (labellist != NULL)
74 usage();
75 labellist = argv[optind - 1];
76 break;
77 case 'p':
78 if (pid_set)
79 usage();
80 pid = atoi(argv[optind - 1]);
81 pid_set = 1;
82 break;
83 default:
84 usage();
85 }
86
87 }
88
89 argc -= optind;
90 argv += optind;
91
92 if (argc != 0)
93 usage();
94
95 if (labellist != NULL)
96 error = mac_prepare(&label, labellist);
97 else
98 error = mac_prepare_process_label(&label);
99 if (error != 0) {
100 perror("mac_prepare");
101 return (-1);
102 }
103
104 if (pid_set) {
105 error = mac_get_pid(pid, label);
106 if (error)
107 perror("mac_get_pid");
108 } else {
109 error = mac_get_proc(label);
110 if (error)
111 perror("mac_get_proc");
112 }
113 if (error) {
114 mac_free(label);
115 exit (-1);
116 }
117 error = mac_to_text(label, &string);
118 if (error != 0) {
119 perror("mac_to_text");
120 exit(EX_DATAERR);
121 }
122
123 if (strlen(string) > 0)
124 printf("%s\n", string);
125
126 mac_free(label);
127 free(string);
128 exit(EX_OK);
129 }
130