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strmode.c revision 1.5 
      1 /*	$NetBSD: strmode.c,v 1.5 1997/07/13 20:24:28 christos Exp $	*/
      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. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/cdefs.h>
     37 #if defined(LIBC_SCCS) && !defined(lint)
     38 #if 0
     39 static char *sccsid = "@(#)strmode.c	5.3 (Berkeley) 5/18/90";
     40 #else
     41 __RCSID("$NetBSD: strmode.c,v 1.5 1997/07/13 20:24:28 christos Exp $");
     42 #endif
     43 #endif /* LIBC_SCCS and not lint */
     44 
     45 #include <sys/types.h>
     46 #include <sys/stat.h>
     47 #include <string.h>
     48 
     49 void
     50 strmode(mode, p)
     51 	register mode_t mode;
     52 	register char *p;
     53 {
     54 	 /* print type */
     55 	switch (mode & S_IFMT) {
     56 	case S_IFDIR:			/* directory */
     57 		*p++ = 'd';
     58 		break;
     59 	case S_IFCHR:			/* character special */
     60 		*p++ = 'c';
     61 		break;
     62 	case S_IFBLK:			/* block special */
     63 		*p++ = 'b';
     64 		break;
     65 	case S_IFREG:			/* regular */
     66 		*p++ = '-';
     67 		break;
     68 	case S_IFLNK:			/* symbolic link */
     69 		*p++ = 'l';
     70 		break;
     71 	case S_IFSOCK:			/* socket */
     72 		*p++ = 's';
     73 		break;
     74 #ifdef S_IFIFO
     75 	case S_IFIFO:			/* fifo */
     76 		*p++ = 'p';
     77 		break;
     78 #endif
     79 #ifdef S_IFWHT
     80 	case S_IFWHT:			/* whiteout */
     81 		*p++ = 'w';
     82 		break;
     83 #endif
     84 	default:			/* unknown */
     85 		*p++ = '?';
     86 		break;
     87 	}
     88 	/* usr */
     89 	if (mode & S_IRUSR)
     90 		*p++ = 'r';
     91 	else
     92 		*p++ = '-';
     93 	if (mode & S_IWUSR)
     94 		*p++ = 'w';
     95 	else
     96 		*p++ = '-';
     97 	switch (mode & (S_IXUSR | S_ISUID)) {
     98 	case 0:
     99 		*p++ = '-';
    100 		break;
    101 	case S_IXUSR:
    102 		*p++ = 'x';
    103 		break;
    104 	case S_ISUID:
    105 		*p++ = 'S';
    106 		break;
    107 	case S_IXUSR | S_ISUID:
    108 		*p++ = 's';
    109 		break;
    110 	}
    111 	/* group */
    112 	if (mode & S_IRGRP)
    113 		*p++ = 'r';
    114 	else
    115 		*p++ = '-';
    116 	if (mode & S_IWGRP)
    117 		*p++ = 'w';
    118 	else
    119 		*p++ = '-';
    120 	switch (mode & (S_IXGRP | S_ISGID)) {
    121 	case 0:
    122 		*p++ = '-';
    123 		break;
    124 	case S_IXGRP:
    125 		*p++ = 'x';
    126 		break;
    127 	case S_ISGID:
    128 		*p++ = 'S';
    129 		break;
    130 	case S_IXGRP | S_ISGID:
    131 		*p++ = 's';
    132 		break;
    133 	}
    134 	/* other */
    135 	if (mode & S_IROTH)
    136 		*p++ = 'r';
    137 	else
    138 		*p++ = '-';
    139 	if (mode & S_IWOTH)
    140 		*p++ = 'w';
    141 	else
    142 		*p++ = '-';
    143 	switch (mode & (S_IXOTH | S_ISVTX)) {
    144 	case 0:
    145 		*p++ = '-';
    146 		break;
    147 	case S_IXOTH:
    148 		*p++ = 'x';
    149 		break;
    150 	case S_ISVTX:
    151 		*p++ = 'T';
    152 		break;
    153 	case S_IXOTH | S_ISVTX:
    154 		*p++ = 't';
    155 		break;
    156 	}
    157 	*p++ = ' ';		/* will be a '+' if ACL's implemented */
    158 	*p = '\0';
    159 }
    160