xref: /minix3/lib/libc/string/strmode.c (revision f14fb602092e015ff630df58e17c2a9cd57d29b3)
1 /*	$NetBSD: strmode.c,v 1.19 2012/06/25 22:32:46 abs Exp $	*/
2 
3 /*-
4  * Copyright (c) 1990, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
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.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #if HAVE_NBTOOL_CONFIG_H
33 #include "nbtool_config.h"
34 #endif
35 
36 #include <sys/cdefs.h>
37 #if defined(LIBC_SCCS) && !defined(lint)
38 #if 0
39 static char sccsid[] = "@(#)strmode.c	8.3 (Berkeley) 8/15/94";
40 #else
41 __RCSID("$NetBSD: strmode.c,v 1.19 2012/06/25 22:32:46 abs Exp $");
42 #endif
43 #endif /* LIBC_SCCS and not lint */
44 
45 #include "namespace.h"
46 #include <sys/types.h>
47 #include <sys/stat.h>
48 
49 #include <assert.h>
50 #include <unistd.h>
51 
52 #if !HAVE_STRMODE
53 void
strmode(mode_t mode,char * p)54 strmode(mode_t mode, char *p)
55 {
56 
57 	_DIAGASSERT(p != NULL);
58 
59 	 /* print type */
60 	switch (mode & S_IFMT) {
61 	case S_IFDIR:			/* directory */
62 		*p++ = 'd';
63 		break;
64 	case S_IFCHR:			/* character special */
65 		*p++ = 'c';
66 		break;
67 	case S_IFBLK:			/* block special */
68 		*p++ = 'b';
69 		break;
70 	case S_IFREG:			/* regular */
71 #ifdef S_ARCH2
72 		if ((mode & S_ARCH2) != 0) {
73 			*p++ = 'A';
74 		} else if ((mode & S_ARCH1) != 0) {
75 			*p++ = 'a';
76 		} else {
77 #endif
78 			*p++ = '-';
79 #ifdef S_ARCH2
80 		}
81 #endif
82 		break;
83 	case S_IFLNK:			/* symbolic link */
84 		*p++ = 'l';
85 		break;
86 #ifdef S_IFSOCK
87 	case S_IFSOCK:			/* socket */
88 		*p++ = 's';
89 		break;
90 #endif
91 #ifdef S_IFIFO
92 	case S_IFIFO:			/* fifo */
93 		*p++ = 'p';
94 		break;
95 #endif
96 #ifdef S_IFWHT
97 	case S_IFWHT:			/* whiteout */
98 		*p++ = 'w';
99 		break;
100 #endif
101 #ifdef S_IFDOOR
102 	case S_IFDOOR:			/* door */
103 		*p++ = 'D';
104 		break;
105 #endif
106 	default:			/* unknown */
107 		*p++ = '?';
108 		break;
109 	}
110 	/* usr */
111 	if (mode & S_IRUSR)
112 		*p++ = 'r';
113 	else
114 		*p++ = '-';
115 	if (mode & S_IWUSR)
116 		*p++ = 'w';
117 	else
118 		*p++ = '-';
119 	switch (mode & (S_IXUSR | S_ISUID)) {
120 	case 0:
121 		*p++ = '-';
122 		break;
123 	case S_IXUSR:
124 		*p++ = 'x';
125 		break;
126 	case S_ISUID:
127 		*p++ = 'S';
128 		break;
129 	case S_IXUSR | S_ISUID:
130 		*p++ = 's';
131 		break;
132 	}
133 	/* group */
134 	if (mode & S_IRGRP)
135 		*p++ = 'r';
136 	else
137 		*p++ = '-';
138 	if (mode & S_IWGRP)
139 		*p++ = 'w';
140 	else
141 		*p++ = '-';
142 	switch (mode & (S_IXGRP | S_ISGID)) {
143 	case 0:
144 		*p++ = '-';
145 		break;
146 	case S_IXGRP:
147 		*p++ = 'x';
148 		break;
149 	case S_ISGID:
150 		*p++ = 'S';
151 		break;
152 	case S_IXGRP | S_ISGID:
153 		*p++ = 's';
154 		break;
155 	}
156 	/* other */
157 	if (mode & S_IROTH)
158 		*p++ = 'r';
159 	else
160 		*p++ = '-';
161 	if (mode & S_IWOTH)
162 		*p++ = 'w';
163 	else
164 		*p++ = '-';
165 	switch (mode & (S_IXOTH | S_ISVTX)) {
166 	case 0:
167 		*p++ = '-';
168 		break;
169 	case S_IXOTH:
170 		*p++ = 'x';
171 		break;
172 	case S_ISVTX:
173 		*p++ = 'T';
174 		break;
175 	case S_IXOTH | S_ISVTX:
176 		*p++ = 't';
177 		break;
178 	}
179 	*p++ = ' ';		/* will be a '+' if ACL's implemented */
180 	*p = '\0';
181 }
182 #endif /* !HAVE_STRMODE */
183