Deleted Added
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mask.c (139969) mask.c (196936)
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

--- 11 unchanged lines hidden (view full) ---

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>
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

--- 11 unchanged lines hidden (view full) ---

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: head/bin/setfacl/mask.c 139969 2005-01-10 08:39:26Z imp $");
28__FBSDID("$FreeBSD: head/bin/setfacl/mask.c 196936 2009-09-07 16:19:32Z trasz $");
29
30#include <sys/types.h>
31#include <sys/acl.h>
32#include <sys/stat.h>
33
34#include <err.h>
35#include <errno.h>
36#include <stdio.h>
37#include <stdlib.h>
38
39#include "setfacl.h"
40
41/* set the appropriate mask the given ACL's */
42int
29
30#include <sys/types.h>
31#include <sys/acl.h>
32#include <sys/stat.h>
33
34#include <err.h>
35#include <errno.h>
36#include <stdio.h>
37#include <stdlib.h>
38
39#include "setfacl.h"
40
41/* set the appropriate mask the given ACL's */
42int
43set_acl_mask(acl_t *prev_acl)
43set_acl_mask(acl_t *prev_acl, const char *filename)
44{
45 acl_entry_t entry;
46 acl_t acl;
47 acl_tag_t tag;
48 int entry_id;
49
50 entry = NULL;
51
52 /*
53 * ... if a mask entry is specified, then the permissions of the mask
54 * entry in the resulting ACL shall be set to the permissions in the
55 * specified ACL mask entry.
56 */
57 if (have_mask)
58 return (0);
59
60 acl = acl_dup(*prev_acl);
61 if (acl == NULL)
44{
45 acl_entry_t entry;
46 acl_t acl;
47 acl_tag_t tag;
48 int entry_id;
49
50 entry = NULL;
51
52 /*
53 * ... if a mask entry is specified, then the permissions of the mask
54 * entry in the resulting ACL shall be set to the permissions in the
55 * specified ACL mask entry.
56 */
57 if (have_mask)
58 return (0);
59
60 acl = acl_dup(*prev_acl);
61 if (acl == NULL)
62 err(1, "acl_dup() failed");
62 err(1, "%s: acl_dup() failed", filename);
63
64 if (n_flag == 0) {
65 /*
66 * If no mask entry is specified and the -n option is not
67 * specified, then the permissions of the resulting ACL mask
68 * entry shall be set to the union of the permissions
69 * associated with all entries which belong to the file group
70 * class in the resulting ACL
71 */
72 if (acl_calc_mask(&acl)) {
63
64 if (n_flag == 0) {
65 /*
66 * If no mask entry is specified and the -n option is not
67 * specified, then the permissions of the resulting ACL mask
68 * entry shall be set to the union of the permissions
69 * associated with all entries which belong to the file group
70 * class in the resulting ACL
71 */
72 if (acl_calc_mask(&acl)) {
73 warn("acl_calc_mask() failed");
73 warn("%s: acl_calc_mask() failed", filename);
74 acl_free(acl);
75 return (-1);
76 }
77 } else {
78 /*
79 * If no mask entry is specified and the -n option is
80 * specified, then the permissions of the resulting ACL
81 * mask entry shall remain unchanged ...
82 */
83
84 entry_id = ACL_FIRST_ENTRY;
85
86 while (acl_get_entry(acl, entry_id, &entry) == 1) {
87 entry_id = ACL_NEXT_ENTRY;
88 if (acl_get_tag_type(entry, &tag) == -1)
74 acl_free(acl);
75 return (-1);
76 }
77 } else {
78 /*
79 * If no mask entry is specified and the -n option is
80 * specified, then the permissions of the resulting ACL
81 * mask entry shall remain unchanged ...
82 */
83
84 entry_id = ACL_FIRST_ENTRY;
85
86 while (acl_get_entry(acl, entry_id, &entry) == 1) {
87 entry_id = ACL_NEXT_ENTRY;
88 if (acl_get_tag_type(entry, &tag) == -1)
89 err(1, "acl_get_tag_type() failed");
89 err(1, "%s: acl_get_tag_type() failed",
90 filename);
90
91 if (tag == ACL_MASK) {
92 acl_free(acl);
93 return (0);
94 }
95 }
96
97 /*
98 * If no mask entry is specified, the -n option is specified,
99 * and no ACL mask entry exists in the ACL associated with the
100 * file, then write an error message to standard error and
101 * continue with the next file.
102 */
91
92 if (tag == ACL_MASK) {
93 acl_free(acl);
94 return (0);
95 }
96 }
97
98 /*
99 * If no mask entry is specified, the -n option is specified,
100 * and no ACL mask entry exists in the ACL associated with the
101 * file, then write an error message to standard error and
102 * continue with the next file.
103 */
103 warnx("warning: no mask entry");
104 warnx("%s: warning: no mask entry", filename);
104 acl_free(acl);
105 return (0);
106 }
107
108 acl_free(*prev_acl);
109 *prev_acl = acl_dup(acl);
110 acl_free(acl);
111
112 return (0);
113}
105 acl_free(acl);
106 return (0);
107 }
108
109 acl_free(*prev_acl);
110 *prev_acl = acl_dup(acl);
111 acl_free(acl);
112
113 return (0);
114}