acl_get.c revision 56055 
1/*-
2 * Copyright (c) 1999 Robert N. M. Watson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 *	$FreeBSD: head/lib/libc/posix1e/acl_get.c 56055 2000-01-15 19:44:27Z rwatson $
27 */
28/*
29 * acl_get_file - syscall wrapper for retrieving ACL by filename
30 */
31
32#include <sys/types.h>
33#include <sys/acl.h>
34#include <sys/errno.h>
35#include <stdlib.h>
36
37acl_t
38acl_get_file(const char *path_p, acl_type_t type)
39{
40	struct acl	*aclp;
41	int	error;
42
43	aclp = acl_init(MAX_ACL_ENTRIES);
44	if (!aclp) {
45		return (0);
46	}
47
48	error = acl_syscall_get_file(path_p, type, aclp);
49	if (error) {
50		acl_free(aclp);
51		return (0);
52	}
53
54	return (aclp);
55}
56
57
58acl_t
59acl_get_fd(int fd, acl_type_t type)
60{
61	struct acl	*aclp;
62	int	error;
63
64	aclp = acl_init(MAX_ACL_ENTRIES);
65	if (!aclp) {
66		return (0);
67	}
68
69	error = acl_syscall_get_fd(fd, type, aclp);
70	if (error) {
71		acl_free(aclp);
72		return (0);
73	}
74
75	return (aclp);
76}
77