2 * SPDX-License-Identifier: BSD-3-Clause
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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.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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32 #if defined(LIBC_SCCS) && !defined(lint)
33 static char sccsid[] = "@(#)stat_flags.c 8.1 (Berkeley) 5/31/93";
34 #endif /* LIBC_SCCS and not lint */
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include <sys/types.h>
46 #define longestflaglen 12
48 char name[longestflaglen + 1];
52 /* shorter names per flag first, all prefixed by "no" */
53 { "nosappnd", 0, SF_APPEND },
54 { "nosappend", 0, SF_APPEND },
55 { "noarch", 0, SF_ARCHIVED },
56 { "noarchived", 0, SF_ARCHIVED },
57 { "noschg", 0, SF_IMMUTABLE },
58 { "noschange", 0, SF_IMMUTABLE },
59 { "nosimmutable", 0, SF_IMMUTABLE },
60 { "nosunlnk", 0, SF_NOUNLINK },
61 { "nosunlink", 0, SF_NOUNLINK },
63 { "nosnapshot", 0, SF_SNAPSHOT },
65 { "nouappnd", 0, UF_APPEND },
66 { "nouappend", 0, UF_APPEND },
67 { "nouarch", 0, UF_ARCHIVE },
68 { "nouarchive", 0, UF_ARCHIVE },
69 { "nohidden", 0, UF_HIDDEN },
70 { "nouhidden", 0, UF_HIDDEN },
71 { "nouchg", 0, UF_IMMUTABLE },
72 { "nouchange", 0, UF_IMMUTABLE },
73 { "nouimmutable", 0, UF_IMMUTABLE },
74 { "nodump", 1, UF_NODUMP },
75 { "nouunlnk", 0, UF_NOUNLINK },
76 { "nouunlink", 0, UF_NOUNLINK },
77 { "nooffline", 0, UF_OFFLINE },
78 { "nouoffline", 0, UF_OFFLINE },
79 { "noopaque", 0, UF_OPAQUE },
80 { "nordonly", 0, UF_READONLY },
81 { "nourdonly", 0, UF_READONLY },
82 { "noreadonly", 0, UF_READONLY },
83 { "noureadonly", 0, UF_READONLY },
84 { "noreparse", 0, UF_REPARSE },
85 { "noureparse", 0, UF_REPARSE },
86 { "nosparse", 0, UF_SPARSE },
87 { "nousparse", 0, UF_SPARSE },
88 { "nosystem", 0, UF_SYSTEM },
89 { "nousystem", 0, UF_SYSTEM }
91 #define nmappings (sizeof(mapping) / sizeof(mapping[0]))
95 * Convert file flags to a comma-separated string. If no flags
96 * are set, return the empty string.
99 fflagstostr(u_long flags)
107 if ((string = (char *)malloc(nmappings * (longestflaglen + 1))) == NULL)
112 for (i = 0; i < nmappings; i++) {
113 if (setflags & mapping[i].flag) {
116 for (sp = mapping[i].invert ? mapping[i].name :
117 mapping[i].name + 2; *sp; *dp++ = *sp++) ;
118 setflags &= ~mapping[i].flag;
127 * Take string of arguments and return file flags. Return 0 on
128 * success, 1 on failure. On failure, stringp is set to point
129 * to the offending token.
132 strtofflags(char **stringp, u_long *setp, u_long *clrp)
142 while ((p = strsep(&string, "\t ,")) != NULL) {
146 for (i = 0; i < nmappings; i++) {
147 if (strcmp(p, mapping[i].name + 2) == 0) {
148 if (mapping[i].invert) {
150 *clrp |= mapping[i].flag;
153 *setp |= mapping[i].flag;
156 } else if (strcmp(p, mapping[i].name) == 0) {
157 if (mapping[i].invert) {
159 *setp |= mapping[i].flag;
162 *clrp |= mapping[i].flag;