1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2001-2002 Chris D. Faulhaber
5 * All rights reserved.
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 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD$");
31
32#include <sys/types.h>
33#include "namespace.h"
34#include <sys/acl.h>
35#include "un-namespace.h"
36
37#include <errno.h>
38#include <string.h>
39
40#include "acl_support.h"
41
42/*
43 * acl_copy_entry() (23.4.4): copy the contents of ACL entry src_d to
44 * ACL entry dest_d
45 */
46int
47acl_copy_entry(acl_entry_t dest_d, acl_entry_t src_d)
48{
49
50	if (src_d == NULL || dest_d == NULL || src_d == dest_d) {
51		errno = EINVAL;
52		return (-1);
53	}
54
55	/*
56	 * Can we brand the new entry the same as the source entry?
57	 */
58	if (!_entry_brand_may_be(dest_d, _entry_brand(src_d))) {
59		errno = EINVAL;
60		return (-1);
61	}
62
63	_entry_brand_as(dest_d, _entry_brand(src_d));
64
65	dest_d->ae_tag = src_d->ae_tag;
66	dest_d->ae_id = src_d->ae_id;
67	dest_d->ae_perm = src_d->ae_perm;
68	dest_d->ae_entry_type = src_d->ae_entry_type;
69	dest_d->ae_flags = src_d->ae_flags;
70
71	return (0);
72}
73
74ssize_t
75acl_copy_ext(void *buf_p, acl_t acl, ssize_t size)
76{
77
78	errno = ENOSYS;
79	return (-1);
80}
81
82acl_t
83acl_copy_int(const void *buf_p)
84{
85
86	errno = ENOSYS;
87	return (NULL);
88}
89