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acl_entry.c (75490) acl_entry.c (75928)
1/*
2 * Copyright (c) 2001 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 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) 2001 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 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_entry.c 75490 2001-04-13 19:14:38Z jedgar $
26 * $FreeBSD: head/lib/libc/posix1e/acl_entry.c 75928 2001-04-24 22:45:41Z jedgar $
27 */
28
29#include <sys/types.h>
30#include "namespace.h"
31#include <sys/acl.h>
32#include "un-namespace.h"
33
34#include <errno.h>
35#include <stdlib.h>
36
27 */
28
29#include <sys/types.h>
30#include "namespace.h"
31#include <sys/acl.h>
32#include "un-namespace.h"
33
34#include <errno.h>
35#include <stdlib.h>
36
37/*
38 * acl_create_entry() (23.4.7): create a new ACL entry in the ACL pointed
39 * to by acl_p.
40 */
37int
38acl_create_entry(acl_t *acl_p, acl_entry_t *entry_p)
39{
41int
42acl_create_entry(acl_t *acl_p, acl_entry_t *entry_p)
43{
40 acl_t acl;
44 struct acl *acl_int;
41
45
42 if (!acl_p || !*acl_p || ((*acl_p)->acl_cnt >= ACL_MAX_ENTRIES) ||
43 ((*acl_p)->acl_cnt < 0)) {
46 if (!acl_p) {
44 errno = EINVAL;
45 return -1;
46 }
47
47 errno = EINVAL;
48 return -1;
49 }
50
48 acl = *acl_p;
51 acl_int = &(*acl_p)->ats_acl;
49
52
50 *entry_p = &acl->acl_entry[acl->acl_cnt++];
53 if ((acl_int->acl_cnt >= ACL_MAX_ENTRIES) || (acl_int->acl_cnt < 0)) {
54 errno = EINVAL;
55 return -1;
56 }
51
57
58 *entry_p = &acl_int->acl_entry[acl_int->acl_cnt++];
59
52 (**entry_p).ae_tag = ACL_UNDEFINED_TAG;
53 (**entry_p).ae_id = ACL_UNDEFINED_ID;
54 (**entry_p).ae_perm = ACL_PERM_NONE;
55
60 (**entry_p).ae_tag = ACL_UNDEFINED_TAG;
61 (**entry_p).ae_id = ACL_UNDEFINED_ID;
62 (**entry_p).ae_perm = ACL_PERM_NONE;
63
64 (*acl_p)->ats_cur_entry = 0;
65
56 return 0;
57}
58
66 return 0;
67}
68
69/*
70 * acl_get_entry() (23.4.14): returns an ACL entry from an ACL
71 * indicated by entry_id.
72 */
59int
60acl_get_entry(acl_t acl, int entry_id, acl_entry_t *entry_p)
61{
73int
74acl_get_entry(acl_t acl, int entry_id, acl_entry_t *entry_p)
75{
76 struct acl *acl_int;
62
77
63 errno = ENOSYS;
78 if (!acl) {
79 errno = EINVAL;
80 return -1;
81 }
82 acl_int = &acl->ats_acl;
83
84 switch(entry_id) {
85 case ACL_FIRST_ENTRY:
86 acl->ats_cur_entry = 0;
87 /* PASSTHROUGH */
88 case ACL_NEXT_ENTRY:
89 if (acl->ats_cur_entry >= acl->ats_acl.acl_cnt)
90 return 0;
91 *entry_p = &acl_int->acl_entry[acl->ats_cur_entry++];
92 return 1;
93 }
94
95 errno = EINVAL;
64 return -1;
65}
96 return -1;
97}