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 #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
49 static void
usage(void)50 usage(void)
51 {
52
53 fprintf(stderr, "getpmac [-l list,of,labels] [-p pid]\n");
54 exit (EX_USAGE);
55 }
56
57 int
main(int argc,char * argv[])58 main(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