2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
5 * This software was developed by Robert Watson for the TrustedBSD Project.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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 THE 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
29 * acl_set_file -- set a file/directory ACL by name
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 #include <sys/types.h>
36 #include "namespace.h"
38 #include "un-namespace.h"
45 #include "acl_support.h"
48 * For POSIX.1e-semantic ACLs, do a presort so the kernel doesn't have to
49 * (the POSIX.1e semantic code will reject unsorted ACL submission). If it's
50 * not a semantic that the library knows about, just submit it flat and
51 * assume the caller knows what they're up to.
54 acl_set_file(const char *path_p, acl_type_t type, acl_t acl)
58 if (acl == NULL || path_p == NULL) {
62 type = _acl_type_unold(type);
63 if (_acl_type_not_valid_for_acl(acl, type)) {
67 if (_posix1e_acl(acl, type)) {
68 error = _posix1e_acl_sort(acl);
75 acl->ats_cur_entry = 0;
77 return (__acl_set_file(path_p, type, &acl->ats_acl));
81 acl_set_link_np(const char *path_p, acl_type_t type, acl_t acl)
85 if (acl == NULL || path_p == NULL) {
89 type = _acl_type_unold(type);
90 if (_acl_type_not_valid_for_acl(acl, type)) {
94 if (_posix1e_acl(acl, type)) {
95 error = _posix1e_acl_sort(acl);
102 acl->ats_cur_entry = 0;
104 return (__acl_set_link(path_p, type, &acl->ats_acl));
108 acl_set_fd(int fd, acl_t acl)
111 if (fpathconf(fd, _PC_ACL_NFS4) == 1)
112 return (acl_set_fd_np(fd, acl, ACL_TYPE_NFS4));
114 return (acl_set_fd_np(fd, acl, ACL_TYPE_ACCESS));
118 acl_set_fd_np(int fd, acl_t acl, acl_type_t type)
126 type = _acl_type_unold(type);
127 if (_acl_type_not_valid_for_acl(acl, type)) {
131 if (_posix1e_acl(acl, type)) {
132 error = _posix1e_acl_sort(acl);
139 acl->ats_cur_entry = 0;
141 return (___acl_set_fd(fd, type, &acl->ats_acl));
145 * acl_set_permset() (23.4.23): sets the permissions of ACL entry entry_d
146 * with the permissions in permset_d
149 acl_set_permset(acl_entry_t entry_d, acl_permset_t permset_d)
157 if ((*permset_d & ACL_POSIX1E_BITS) != *permset_d) {
158 if ((*permset_d & ACL_NFS4_PERM_BITS) != *permset_d) {
162 if (!_entry_brand_may_be(entry_d, ACL_BRAND_NFS4)) {
166 _entry_brand_as(entry_d, ACL_BRAND_NFS4);
169 entry_d->ae_perm = *permset_d;
175 * acl_set_qualifier() sets the qualifier (ae_id) of the tag for
176 * ACL entry entry_d to the value referred to by tag_qualifier_p
179 acl_set_qualifier(acl_entry_t entry_d, const void *tag_qualifier_p)
182 if (!entry_d || !tag_qualifier_p) {
186 switch(entry_d->ae_tag) {
189 entry_d->ae_id = *(uid_t *)tag_qualifier_p;
200 * acl_set_tag_type() sets the tag type for ACL entry entry_d to the
204 acl_set_tag_type(acl_entry_t entry_d, acl_tag_t tag_type)
207 if (entry_d == NULL) {
215 if (!_entry_brand_may_be(entry_d, ACL_BRAND_POSIX)) {
219 _entry_brand_as(entry_d, ACL_BRAND_POSIX);
222 if (!_entry_brand_may_be(entry_d, ACL_BRAND_NFS4)) {
226 _entry_brand_as(entry_d, ACL_BRAND_NFS4);
238 entry_d->ae_tag = tag_type;
247 acl_set_entry_type_np(acl_entry_t entry_d, acl_entry_type_t entry_type)
250 if (entry_d == NULL) {
254 if (!_entry_brand_may_be(entry_d, ACL_BRAND_NFS4)) {
258 _entry_brand_as(entry_d, ACL_BRAND_NFS4);
260 switch (entry_type) {
261 case ACL_ENTRY_TYPE_ALLOW:
262 case ACL_ENTRY_TYPE_DENY:
263 case ACL_ENTRY_TYPE_AUDIT:
264 case ACL_ENTRY_TYPE_ALARM:
265 entry_d->ae_entry_type = entry_type;