mac_get.c revision 101242 
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 * $FreeBSD: head/lib/libc/posix1e/mac_get.c 101242 2002-08-02 21:14:42Z rwatson $
32 */
33
34#include <sys/types.h>
35#include <sys/mac.h>
36
37#include <errno.h>
38#include <stdlib.h>
39
40mac_t
41mac_get_file(const char *path_p)
42{
43	struct mac *label;
44	int error;
45
46	label = (mac_t) malloc(sizeof(*label));
47	if (label == NULL) {
48		errno = ENOMEM;
49		return (NULL);
50	}
51
52	error = __mac_get_file(path_p, label);
53	if (error) {
54		mac_free(label);
55		return (NULL);
56	}
57
58	return (label);
59}
60
61mac_t
62mac_get_fd(int fd)
63{
64	struct mac *label;
65	int error;
66
67	label = (mac_t) malloc(sizeof(*label));
68	if (label == NULL) {
69		errno = ENOMEM;
70		return (NULL);
71	}
72
73	error = __mac_get_fd(fd, label);
74	if (error) {
75		mac_free(label);
76		return (NULL);
77	}
78
79	return (label);
80}
81
82mac_t
83mac_get_proc()
84{
85	struct mac *label;
86	int error;
87
88	label = (mac_t) malloc(sizeof(*label));
89	if (label == NULL) {
90		errno = ENOMEM;
91		return (NULL);
92	}
93
94	error = __mac_get_proc(label);
95	if (error) {
96		mac_free(label);
97		return (NULL);
98	}
99
100	return (label);
101}
102