xref: /freebsd/lib/libc/posix1e/mac_get.c (revision 40a8ac8f62b535d30349faf28cf47106b7041b83)
1 /*
2  * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
3  * All rights reserved.
4  *
5  * This software was developed by Robert Watson for the TrustedBSD Project.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. The names of the authors may not be used to endorse or promote
16  *    products derived from this software without specific prior written
17  *    permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
34 
35 #include <sys/types.h>
36 #include <sys/mac.h>
37 #include <sys/socket.h>
38 
39 extern int __mac_get_fd(int fd, struct mac *mac_p);
40 extern int __mac_get_file(const char *path_p, struct mac *mac_p);
41 extern int __mac_get_link(const char *path_p, struct mac *mac_p);
42 extern int __mac_get_pid(pid_t pid, struct mac *mac_p);
43 extern int __mac_get_proc(struct mac *mac_p);
44 
45 int
46 mac_get_fd(int fd, struct mac *label)
47 {
48 
49 	return (__mac_get_fd(fd, label));
50 }
51 
52 int
53 mac_get_file(const char *path, struct mac *label)
54 {
55 
56 	return (__mac_get_file(path, label));
57 }
58 
59 int
60 mac_get_link(const char *path, struct mac *label)
61 {
62 
63 	return (__mac_get_link(path, label));
64 }
65 
66 int
67 mac_get_peer(int fd, struct mac *label)
68 {
69 	socklen_t len;
70 
71 	len = sizeof(*label);
72 	return (getsockopt(fd, SOL_SOCKET, SO_PEERLABEL, label, &len));
73 }
74 
75 int
76 mac_get_pid(pid_t pid, struct mac *label)
77 {
78 
79 	return (__mac_get_pid(pid, label));
80 }
81 
82 int
83 mac_get_proc(struct mac *label)
84 {
85 
86 	return (__mac_get_proc(label));
87 }
88