strmode.c revision 126274 
1/* OPENBSD ORIGINAL: lib/libc/string/strmode.c */
2
3/*-
4 * Copyright (c) 1990 The Regents of the University of California.
5 * 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#include "includes.h"
33#ifndef HAVE_STRMODE
34
35#if defined(LIBC_SCCS) && !defined(lint)
36static char *rcsid = "$OpenBSD: strmode.c,v 1.5 2003/06/11 21:08:16 deraadt Exp $";
37#endif /* LIBC_SCCS and not lint */
38
39#include <sys/types.h>
40#include <sys/stat.h>
41#include <string.h>
42
43/* XXX mode should be mode_t */
44
45void
46strmode(int mode, char *p)
47{
48	 /* print type */
49	switch (mode & S_IFMT) {
50	case S_IFDIR:			/* directory */
51		*p++ = 'd';
52		break;
53	case S_IFCHR:			/* character special */
54		*p++ = 'c';
55		break;
56	case S_IFBLK:			/* block special */
57		*p++ = 'b';
58		break;
59	case S_IFREG:			/* regular */
60		*p++ = '-';
61		break;
62	case S_IFLNK:			/* symbolic link */
63		*p++ = 'l';
64		break;
65#ifdef S_IFSOCK
66	case S_IFSOCK:			/* socket */
67		*p++ = 's';
68		break;
69#endif
70#ifdef S_IFIFO
71	case S_IFIFO:			/* fifo */
72		*p++ = 'p';
73		break;
74#endif
75#ifdef S_IFWHT
76	case S_IFWHT:			/* whiteout */
77		*p++ = 'w';
78		break;
79#endif
80	default:			/* unknown */
81		*p++ = '?';
82		break;
83	}
84	/* usr */
85	if (mode & S_IRUSR)
86		*p++ = 'r';
87	else
88		*p++ = '-';
89	if (mode & S_IWUSR)
90		*p++ = 'w';
91	else
92		*p++ = '-';
93	switch (mode & (S_IXUSR | S_ISUID)) {
94	case 0:
95		*p++ = '-';
96		break;
97	case S_IXUSR:
98		*p++ = 'x';
99		break;
100	case S_ISUID:
101		*p++ = 'S';
102		break;
103	case S_IXUSR | S_ISUID:
104		*p++ = 's';
105		break;
106	}
107	/* group */
108	if (mode & S_IRGRP)
109		*p++ = 'r';
110	else
111		*p++ = '-';
112	if (mode & S_IWGRP)
113		*p++ = 'w';
114	else
115		*p++ = '-';
116	switch (mode & (S_IXGRP | S_ISGID)) {
117	case 0:
118		*p++ = '-';
119		break;
120	case S_IXGRP:
121		*p++ = 'x';
122		break;
123	case S_ISGID:
124		*p++ = 'S';
125		break;
126	case S_IXGRP | S_ISGID:
127		*p++ = 's';
128		break;
129	}
130	/* other */
131	if (mode & S_IROTH)
132		*p++ = 'r';
133	else
134		*p++ = '-';
135	if (mode & S_IWOTH)
136		*p++ = 'w';
137	else
138		*p++ = '-';
139	switch (mode & (S_IXOTH | S_ISVTX)) {
140	case 0:
141		*p++ = '-';
142		break;
143	case S_IXOTH:
144		*p++ = 'x';
145		break;
146	case S_ISVTX:
147		*p++ = 'T';
148		break;
149	case S_IXOTH | S_ISVTX:
150		*p++ = 't';
151		break;
152	}
153	*p++ = ' ';		/* will be a '+' if ACL's implemented */
154	*p = '\0';
155}
156#endif
157