1aa015c8eSEdward Tomasz Napierala /*-
2*4d846d26SWarner Losh * SPDX-License-Identifier: BSD-2-Clause
3d915a14eSPedro F. Giffuni *
4aa015c8eSEdward Tomasz Napierala * Copyright (c) 2008, 2009 Edward Tomasz Napierała <trasz@FreeBSD.org>
5aa015c8eSEdward Tomasz Napierala *
6aa015c8eSEdward Tomasz Napierala * Redistribution and use in source and binary forms, with or without
7aa015c8eSEdward Tomasz Napierala * modification, are permitted provided that the following conditions
8aa015c8eSEdward Tomasz Napierala * are met:
9aa015c8eSEdward Tomasz Napierala * 1. Redistributions of source code must retain the above copyright
10aa015c8eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer.
11aa015c8eSEdward Tomasz Napierala * 2. Redistributions in binary form must reproduce the above copyright
12aa015c8eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer in the
13aa015c8eSEdward Tomasz Napierala * documentation and/or other materials provided with the distribution.
14aa015c8eSEdward Tomasz Napierala *
15aa015c8eSEdward Tomasz Napierala * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16aa015c8eSEdward Tomasz Napierala * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17aa015c8eSEdward Tomasz Napierala * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18aa015c8eSEdward Tomasz Napierala * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19aa015c8eSEdward Tomasz Napierala * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20aa015c8eSEdward Tomasz Napierala * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21aa015c8eSEdward Tomasz Napierala * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22aa015c8eSEdward Tomasz Napierala * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23aa015c8eSEdward Tomasz Napierala * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24aa015c8eSEdward Tomasz Napierala * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25aa015c8eSEdward Tomasz Napierala * SUCH DAMAGE.
26aa015c8eSEdward Tomasz Napierala */
27aa015c8eSEdward Tomasz Napierala
28aa015c8eSEdward Tomasz Napierala #include <stdio.h>
29aa015c8eSEdward Tomasz Napierala #include <errno.h>
30aa015c8eSEdward Tomasz Napierala #include <sys/acl.h>
31aa015c8eSEdward Tomasz Napierala
32aa015c8eSEdward Tomasz Napierala #include "acl_support.h"
33aa015c8eSEdward Tomasz Napierala
34aa015c8eSEdward Tomasz Napierala static int
_flag_is_invalid(acl_flag_t flag)35aa015c8eSEdward Tomasz Napierala _flag_is_invalid(acl_flag_t flag)
36aa015c8eSEdward Tomasz Napierala {
37aa015c8eSEdward Tomasz Napierala
38aa015c8eSEdward Tomasz Napierala if ((flag & ACL_FLAGS_BITS) == flag)
39aa015c8eSEdward Tomasz Napierala return (0);
40aa015c8eSEdward Tomasz Napierala
41aa015c8eSEdward Tomasz Napierala errno = EINVAL;
42aa015c8eSEdward Tomasz Napierala
43aa015c8eSEdward Tomasz Napierala return (1);
44aa015c8eSEdward Tomasz Napierala }
45aa015c8eSEdward Tomasz Napierala
46aa015c8eSEdward Tomasz Napierala int
acl_add_flag_np(acl_flagset_t flagset_d,acl_flag_t flag)47aa015c8eSEdward Tomasz Napierala acl_add_flag_np(acl_flagset_t flagset_d, acl_flag_t flag)
48aa015c8eSEdward Tomasz Napierala {
49aa015c8eSEdward Tomasz Napierala
50aa015c8eSEdward Tomasz Napierala if (flagset_d == NULL) {
51aa015c8eSEdward Tomasz Napierala errno = EINVAL;
52aa015c8eSEdward Tomasz Napierala return (-1);
53aa015c8eSEdward Tomasz Napierala }
54aa015c8eSEdward Tomasz Napierala
55aa015c8eSEdward Tomasz Napierala if (_flag_is_invalid(flag))
56aa015c8eSEdward Tomasz Napierala return (-1);
57aa015c8eSEdward Tomasz Napierala
58aa015c8eSEdward Tomasz Napierala *flagset_d |= flag;
59aa015c8eSEdward Tomasz Napierala
60aa015c8eSEdward Tomasz Napierala return (0);
61aa015c8eSEdward Tomasz Napierala }
62aa015c8eSEdward Tomasz Napierala
63aa015c8eSEdward Tomasz Napierala int
acl_clear_flags_np(acl_flagset_t flagset_d)64aa015c8eSEdward Tomasz Napierala acl_clear_flags_np(acl_flagset_t flagset_d)
65aa015c8eSEdward Tomasz Napierala {
66aa015c8eSEdward Tomasz Napierala
67aa015c8eSEdward Tomasz Napierala if (flagset_d == NULL) {
68aa015c8eSEdward Tomasz Napierala errno = EINVAL;
69aa015c8eSEdward Tomasz Napierala return (-1);
70aa015c8eSEdward Tomasz Napierala }
71aa015c8eSEdward Tomasz Napierala
7234103b3cSXin LI *flagset_d = 0;
73aa015c8eSEdward Tomasz Napierala
74aa015c8eSEdward Tomasz Napierala return (0);
75aa015c8eSEdward Tomasz Napierala }
76aa015c8eSEdward Tomasz Napierala
77aa015c8eSEdward Tomasz Napierala int
acl_delete_flag_np(acl_flagset_t flagset_d,acl_flag_t flag)78aa015c8eSEdward Tomasz Napierala acl_delete_flag_np(acl_flagset_t flagset_d, acl_flag_t flag)
79aa015c8eSEdward Tomasz Napierala {
80aa015c8eSEdward Tomasz Napierala
81aa015c8eSEdward Tomasz Napierala if (flagset_d == NULL) {
82aa015c8eSEdward Tomasz Napierala errno = EINVAL;
83aa015c8eSEdward Tomasz Napierala return (-1);
84aa015c8eSEdward Tomasz Napierala }
85aa015c8eSEdward Tomasz Napierala
86aa015c8eSEdward Tomasz Napierala if (_flag_is_invalid(flag))
87aa015c8eSEdward Tomasz Napierala return (-1);
88aa015c8eSEdward Tomasz Napierala
89aa015c8eSEdward Tomasz Napierala *flagset_d &= ~flag;
90aa015c8eSEdward Tomasz Napierala
91aa015c8eSEdward Tomasz Napierala return (0);
92aa015c8eSEdward Tomasz Napierala }
93aa015c8eSEdward Tomasz Napierala
94aa015c8eSEdward Tomasz Napierala int
acl_get_flag_np(acl_flagset_t flagset_d,acl_flag_t flag)95aa015c8eSEdward Tomasz Napierala acl_get_flag_np(acl_flagset_t flagset_d, acl_flag_t flag)
96aa015c8eSEdward Tomasz Napierala {
97aa015c8eSEdward Tomasz Napierala
98aa015c8eSEdward Tomasz Napierala if (flagset_d == NULL) {
99aa015c8eSEdward Tomasz Napierala errno = EINVAL;
100aa015c8eSEdward Tomasz Napierala return (-1);
101aa015c8eSEdward Tomasz Napierala }
102aa015c8eSEdward Tomasz Napierala
103aa015c8eSEdward Tomasz Napierala if (_flag_is_invalid(flag))
104aa015c8eSEdward Tomasz Napierala return (-1);
105aa015c8eSEdward Tomasz Napierala
106aa015c8eSEdward Tomasz Napierala if (*flagset_d & flag)
107aa015c8eSEdward Tomasz Napierala return (1);
108aa015c8eSEdward Tomasz Napierala
109aa015c8eSEdward Tomasz Napierala return (0);
110aa015c8eSEdward Tomasz Napierala }
111aa015c8eSEdward Tomasz Napierala
112aa015c8eSEdward Tomasz Napierala int
acl_get_flagset_np(acl_entry_t entry_d,acl_flagset_t * flagset_p)113aa015c8eSEdward Tomasz Napierala acl_get_flagset_np(acl_entry_t entry_d, acl_flagset_t *flagset_p)
114aa015c8eSEdward Tomasz Napierala {
115aa015c8eSEdward Tomasz Napierala
116aa015c8eSEdward Tomasz Napierala if (entry_d == NULL || flagset_p == NULL) {
117aa015c8eSEdward Tomasz Napierala errno = EINVAL;
118aa015c8eSEdward Tomasz Napierala return (-1);
119aa015c8eSEdward Tomasz Napierala }
120aa015c8eSEdward Tomasz Napierala
121aa015c8eSEdward Tomasz Napierala if (!_entry_brand_may_be(entry_d, ACL_BRAND_NFS4)) {
122aa015c8eSEdward Tomasz Napierala errno = EINVAL;
123aa015c8eSEdward Tomasz Napierala return (-1);
124aa015c8eSEdward Tomasz Napierala }
125aa015c8eSEdward Tomasz Napierala
126aa015c8eSEdward Tomasz Napierala *flagset_p = &entry_d->ae_flags;
127aa015c8eSEdward Tomasz Napierala
128aa015c8eSEdward Tomasz Napierala return (0);
129aa015c8eSEdward Tomasz Napierala }
130aa015c8eSEdward Tomasz Napierala
131aa015c8eSEdward Tomasz Napierala int
acl_set_flagset_np(acl_entry_t entry_d,acl_flagset_t flagset_d)132aa015c8eSEdward Tomasz Napierala acl_set_flagset_np(acl_entry_t entry_d, acl_flagset_t flagset_d)
133aa015c8eSEdward Tomasz Napierala {
134aa015c8eSEdward Tomasz Napierala
135aa015c8eSEdward Tomasz Napierala if (entry_d == NULL) {
136aa015c8eSEdward Tomasz Napierala errno = EINVAL;
137aa015c8eSEdward Tomasz Napierala return (-1);
138aa015c8eSEdward Tomasz Napierala }
139aa015c8eSEdward Tomasz Napierala
140aa015c8eSEdward Tomasz Napierala if (!_entry_brand_may_be(entry_d, ACL_BRAND_NFS4)) {
141aa015c8eSEdward Tomasz Napierala errno = EINVAL;
142aa015c8eSEdward Tomasz Napierala return (-1);
143aa015c8eSEdward Tomasz Napierala }
144aa015c8eSEdward Tomasz Napierala
145aa015c8eSEdward Tomasz Napierala _entry_brand_as(entry_d, ACL_BRAND_NFS4);
146aa015c8eSEdward Tomasz Napierala
147aa015c8eSEdward Tomasz Napierala if (_flag_is_invalid(*flagset_d))
148aa015c8eSEdward Tomasz Napierala return (-1);
149aa015c8eSEdward Tomasz Napierala
150aa015c8eSEdward Tomasz Napierala entry_d->ae_flags = *flagset_d;
151aa015c8eSEdward Tomasz Napierala
152aa015c8eSEdward Tomasz Napierala return (0);
153aa015c8eSEdward Tomasz Napierala }
154