xref: /freebsd/lib/libc/posix1e/acl_copy.c (revision b52f49a9a0f22207ad5130ad8faba08de3ed23d8)
1 /*
2  * Copyright (c) 2001-2002 Chris D. Faulhaber
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 THE VOICES IN HIS HEAD BE
18  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24  * POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29 
30 #include <sys/types.h>
31 #include "namespace.h"
32 #include <sys/acl.h>
33 #include "un-namespace.h"
34 
35 #include <errno.h>
36 #include <string.h>
37 
38 /*
39  * acl_copy_entry() (23.4.4): copy the contents of ACL entry src_d to
40  * ACL entry dest_d
41  */
42 int
43 acl_copy_entry(acl_entry_t dest_d, acl_entry_t src_d)
44 {
45 
46 	if (src_d == NULL || dest_d == NULL || src_d == dest_d) {
47 		errno = EINVAL;
48 		return (-1);
49 	}
50 
51 	dest_d->ae_tag  = src_d->ae_tag;
52 	dest_d->ae_id   = src_d->ae_id;
53 	dest_d->ae_perm = src_d->ae_perm;
54 
55 	return (0);
56 }
57 
58 ssize_t
59 acl_copy_ext(void *buf_p, acl_t acl, ssize_t size)
60 {
61 
62 	errno = ENOSYS;
63 	return (-1);
64 }
65 
66 acl_t
67 acl_copy_int(const void *buf_p)
68 {
69 
70 	errno = ENOSYS;
71 	return (NULL);
72 }
73