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acl_get.c (75492) acl_get.c (75928)
1/*-
2 * Copyright (c) 1999, 2000, 2001 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 unchanged lines hidden (view full) ---

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 *
1/*-
2 * Copyright (c) 1999, 2000, 2001 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 unchanged lines hidden (view full) ---

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 75492 2001-04-13 19:37:04Z jedgar $
26 * $FreeBSD: head/lib/libc/posix1e/acl_get.c 75928 2001-04-24 22:45:41Z jedgar $
27 */
28/*
29 * acl_get_file - syscall wrapper for retrieving ACL by filename
30 * acl_get_fd - syscall wrapper for retrieving access ACL by fd
31 * acl_get_fd_np - syscall wrapper for retrieving ACL by fd (non-POSIX)
32 * acl_get_perm_np() checks if a permission is in the specified
33 * permset (non-POSIX)
34 * acl_get_permset() returns the permission set in the ACL entry

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43
44#include <errno.h>
45#include <stdlib.h>
46#include <string.h>
47
48acl_t
49acl_get_file(const char *path_p, acl_type_t type)
50{
27 */
28/*
29 * acl_get_file - syscall wrapper for retrieving ACL by filename
30 * acl_get_fd - syscall wrapper for retrieving access ACL by fd
31 * acl_get_fd_np - syscall wrapper for retrieving ACL by fd (non-POSIX)
32 * acl_get_perm_np() checks if a permission is in the specified
33 * permset (non-POSIX)
34 * acl_get_permset() returns the permission set in the ACL entry

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43
44#include <errno.h>
45#include <stdlib.h>
46#include <string.h>
47
48acl_t
49acl_get_file(const char *path_p, acl_type_t type)
50{
51 struct acl *aclp;
51 acl_t aclp;
52 int error;
53
54 aclp = acl_init(ACL_MAX_ENTRIES);
55 if (!aclp) {
56 return (NULL);
57 }
58
52 int error;
53
54 aclp = acl_init(ACL_MAX_ENTRIES);
55 if (!aclp) {
56 return (NULL);
57 }
58
59 error = __acl_get_file(path_p, type, aclp);
59 error = __acl_get_file(path_p, type, &aclp->ats_acl);
60 if (error) {
61 acl_free(aclp);
62 return (NULL);
63 }
64
65 return (aclp);
66}
67
68acl_t
69acl_get_fd(int fd)
70{
60 if (error) {
61 acl_free(aclp);
62 return (NULL);
63 }
64
65 return (aclp);
66}
67
68acl_t
69acl_get_fd(int fd)
70{
71 struct acl *aclp;
71 acl_t aclp;
72 int error;
73
74 aclp = acl_init(ACL_MAX_ENTRIES);
75 if (!aclp) {
76 return (NULL);
77 }
78
72 int error;
73
74 aclp = acl_init(ACL_MAX_ENTRIES);
75 if (!aclp) {
76 return (NULL);
77 }
78
79 error = ___acl_get_fd(fd, ACL_TYPE_ACCESS, aclp);
79 error = ___acl_get_fd(fd, ACL_TYPE_ACCESS, &aclp->ats_acl);
80 if (error) {
81 acl_free(aclp);
82 return (NULL);
83 }
84
85 return (aclp);
86}
87
88acl_t
89acl_get_fd_np(int fd, acl_type_t type)
90{
80 if (error) {
81 acl_free(aclp);
82 return (NULL);
83 }
84
85 return (aclp);
86}
87
88acl_t
89acl_get_fd_np(int fd, acl_type_t type)
90{
91 struct acl *aclp;
91 acl_t aclp;
92 int error;
93
94 aclp = acl_init(ACL_MAX_ENTRIES);
95 if (!aclp) {
96 return (NULL);
97 }
98
92 int error;
93
94 aclp = acl_init(ACL_MAX_ENTRIES);
95 if (!aclp) {
96 return (NULL);
97 }
98
99 error = ___acl_get_fd(fd, type, aclp);
99 error = ___acl_get_fd(fd, type, &aclp->ats_acl);
100 if (error) {
101 acl_free(aclp);
102 return (NULL);
103 }
104
105 return (aclp);
106}
107
108int
109acl_get_perm_np(acl_permset_t permset_d, acl_perm_t perm)
110{
111
100 if (error) {
101 acl_free(aclp);
102 return (NULL);
103 }
104
105 return (aclp);
106}
107
108int
109acl_get_perm_np(acl_permset_t permset_d, acl_perm_t perm)
110{
111
112 if (!permset_d) {
113 errno = EINVAL;
114 return -1;
115 }
116
112 switch(perm) {
113 case ACL_READ:
114 case ACL_WRITE:
115 case ACL_EXECUTE:
116 if (*permset_d & perm)
117 return 1;
118 break;
119 default:
120 errno = EINVAL;
121 return -1;
122 }
123
124 return 0;
125}
126
117 switch(perm) {
118 case ACL_READ:
119 case ACL_WRITE:
120 case ACL_EXECUTE:
121 if (*permset_d & perm)
122 return 1;
123 break;
124 default:
125 errno = EINVAL;
126 return -1;
127 }
128
129 return 0;
130}
131
132/*
133 * acl_get_permset() (23.4.17): return via permset_p a descriptor to
134 * the permission set in the ACL entry entry_d.
135 */
127int
128acl_get_permset(acl_entry_t entry_d, acl_permset_t *permset_p)
129{
130
131 if (!entry_d || !permset_p) {
132 errno = EINVAL;
133 return -1;
134 }
135
136 *permset_p = &entry_d->ae_perm;
137
138 return 0;
139}
140
136int
137acl_get_permset(acl_entry_t entry_d, acl_permset_t *permset_p)
138{
139
140 if (!entry_d || !permset_p) {
141 errno = EINVAL;
142 return -1;
143 }
144
145 *permset_p = &entry_d->ae_perm;
146
147 return 0;
148}
149
150/*
151 * acl_get_qualifier() (23.4.18): retrieve the qualifier of the tag
152 * for the ACL entry entry_d.
153 */
141void *
142acl_get_qualifier(acl_entry_t entry_d)
143{
144 uid_t *retval;
145
146 if (!entry_d) {
147 errno = EINVAL;
148 return NULL;
149 }
150
151 switch(entry_d->ae_tag) {
152 case ACL_USER:
153 case ACL_GROUP:
154 retval = malloc(sizeof(uid_t));
154void *
155acl_get_qualifier(acl_entry_t entry_d)
156{
157 uid_t *retval;
158
159 if (!entry_d) {
160 errno = EINVAL;
161 return NULL;
162 }
163
164 switch(entry_d->ae_tag) {
165 case ACL_USER:
166 case ACL_GROUP:
167 retval = malloc(sizeof(uid_t));
155 if (retval) {
156 *retval = entry_d->ae_id;
157 return retval;
158 }
168 if (!retval)
169 return NULL;
170 *retval = entry_d->ae_id;
171 return retval;
159 }
160
161 errno = EINVAL;
162 return NULL;
163}
164
172 }
173
174 errno = EINVAL;
175 return NULL;
176}
177
178/*
179 * acl_get_tag_type() (23.4.19): return the tag type for the ACL
180 * entry entry_p.
181 */
165int
166acl_get_tag_type(acl_entry_t entry_d, acl_tag_t *tag_type_p)
167{
168
169 if (!entry_d || !tag_type_p) {
170 errno = EINVAL;
171 return -1;
172 }
173
174 *tag_type_p = entry_d->ae_tag;
175
176 return 0;
177}
182int
183acl_get_tag_type(acl_entry_t entry_d, acl_tag_t *tag_type_p)
184{
185
186 if (!entry_d || !tag_type_p) {
187 errno = EINVAL;
188 return -1;
189 }
190
191 *tag_type_p = entry_d->ae_tag;
192
193 return 0;
194}