strmode.c revision 302408 
1/*	$OpenBSD: strmode.c,v 1.7 2005/08/08 08:05:37 espie Exp $ */
2/*-
3 * Copyright (c) 1990 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the University nor the names of its contributors
15 *    may be used to endorse or promote products derived from this software
16 *    without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31/* OPENBSD ORIGINAL: lib/libc/string/strmode.c */
32
33#include "includes.h"
34#ifndef HAVE_STRMODE
35
36#include <sys/types.h>
37#include <sys/stat.h>
38#include <string.h>
39
40/* XXX mode should be mode_t */
41
42void
43strmode(int mode, char *p)
44{
45	 /* print type */
46	switch (mode & S_IFMT) {
47	case S_IFDIR:			/* directory */
48		*p++ = 'd';
49		break;
50	case S_IFCHR:			/* character special */
51		*p++ = 'c';
52		break;
53	case S_IFBLK:			/* block special */
54		*p++ = 'b';
55		break;
56	case S_IFREG:			/* regular */
57		*p++ = '-';
58		break;
59	case S_IFLNK:			/* symbolic link */
60		*p++ = 'l';
61		break;
62#ifdef S_IFSOCK
63	case S_IFSOCK:			/* socket */
64		*p++ = 's';
65		break;
66#endif
67#ifdef S_IFIFO
68	case S_IFIFO:			/* fifo */
69		*p++ = 'p';
70		break;
71#endif
72	default:			/* unknown */
73		*p++ = '?';
74		break;
75	}
76	/* usr */
77	if (mode & S_IRUSR)
78		*p++ = 'r';
79	else
80		*p++ = '-';
81	if (mode & S_IWUSR)
82		*p++ = 'w';
83	else
84		*p++ = '-';
85	switch (mode & (S_IXUSR | S_ISUID)) {
86	case 0:
87		*p++ = '-';
88		break;
89	case S_IXUSR:
90		*p++ = 'x';
91		break;
92	case S_ISUID:
93		*p++ = 'S';
94		break;
95	case S_IXUSR | S_ISUID:
96		*p++ = 's';
97		break;
98	}
99	/* group */
100	if (mode & S_IRGRP)
101		*p++ = 'r';
102	else
103		*p++ = '-';
104	if (mode & S_IWGRP)
105		*p++ = 'w';
106	else
107		*p++ = '-';
108	switch (mode & (S_IXGRP | S_ISGID)) {
109	case 0:
110		*p++ = '-';
111		break;
112	case S_IXGRP:
113		*p++ = 'x';
114		break;
115	case S_ISGID:
116		*p++ = 'S';
117		break;
118	case S_IXGRP | S_ISGID:
119		*p++ = 's';
120		break;
121	}
122	/* other */
123	if (mode & S_IROTH)
124		*p++ = 'r';
125	else
126		*p++ = '-';
127	if (mode & S_IWOTH)
128		*p++ = 'w';
129	else
130		*p++ = '-';
131	switch (mode & (S_IXOTH | S_ISVTX)) {
132	case 0:
133		*p++ = '-';
134		break;
135	case S_IXOTH:
136		*p++ = 'x';
137		break;
138	case S_ISVTX:
139		*p++ = 'T';
140		break;
141	case S_IXOTH | S_ISVTX:
142		*p++ = 't';
143		break;
144	}
145	*p++ = ' ';		/* will be a '+' if ACL's implemented */
146	*p = '\0';
147}
148#endif
149