string/FreeBSD/strmode.c

   1 /*-
   2  * Copyright (c) 1990, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #if defined(LIBC_SCCS) && !defined(lint)
  35 static char sccsid[] = "@(#)strmode.c   8.3 (Berkeley) 8/15/94";
  36 #endif /* LIBC_SCCS and not lint */
  37 #include <sys/cdefs.h>
  38 __FBSDID("$FreeBSD: src/lib/libc/string/strmode.c,v 1.4 2002/03/21 18:44:54 obrien Exp $");
  39
  40 #include <sys/types.h>
  41 #include <sys/stat.h>
  42 #include <string.h>
  43
  44 void
  45 strmode(mode, p)
  46         mode_t mode;
  47         char *p;
  48 {
  49          /* print type */
  50         switch (mode & S_IFMT) {
  51         case S_IFDIR:                   /* directory */
  52                 *p++ = 'd';
  53                 break;
  54         case S_IFCHR:                   /* character special */
  55                 *p++ = 'c';
  56                 break;
  57         case S_IFBLK:                   /* block special */
  58                 *p++ = 'b';
  59                 break;
  60         case S_IFREG:                   /* regular */
  61                 *p++ = '-';
  62                 break;
  63         case S_IFLNK:                   /* symbolic link */
  64                 *p++ = 'l';
  65                 break;
  66         case S_IFSOCK:                  /* socket */
  67                 *p++ = 's';
  68                 break;
  69 #ifdef S_IFIFO
  70         case S_IFIFO:                   /* fifo */
  71                 *p++ = 'p';
  72                 break;
  73 #endif
  74 #ifdef S_IFWHT
  75         case S_IFWHT:                   /* whiteout */
  76                 *p++ = 'w';
  77                 break;
  78 #endif
  79         default:                        /* unknown */
  80                 *p++ = '?';
  81                 break;
  82         }
  83         /* usr */
  84         if (mode & S_IRUSR)
  85                 *p++ = 'r';
  86         else
  87                 *p++ = '-';
  88         if (mode & S_IWUSR)
  89                 *p++ = 'w';
  90         else
  91                 *p++ = '-';
  92         switch (mode & (S_IXUSR | S_ISUID)) {
  93         case 0:
  94                 *p++ = '-';
  95                 break;
  96         case S_IXUSR:
  97                 *p++ = 'x';
  98                 break;
  99         case S_ISUID:
 100                 *p++ = 'S';
 101                 break;
 102         case S_IXUSR | S_ISUID:
 103                 *p++ = 's';
 104                 break;
 105         }
 106         /* group */
 107         if (mode & S_IRGRP)
 108                 *p++ = 'r';
 109         else
 110                 *p++ = '-';
 111         if (mode & S_IWGRP)
 112                 *p++ = 'w';
 113         else
 114                 *p++ = '-';
 115         switch (mode & (S_IXGRP | S_ISGID)) {
 116         case 0:
 117                 *p++ = '-';
 118                 break;
 119         case S_IXGRP:
 120                 *p++ = 'x';
 121                 break;
 122         case S_ISGID:
 123                 *p++ = 'S';
 124                 break;
 125         case S_IXGRP | S_ISGID:
 126                 *p++ = 's';
 127                 break;
 128         }
 129         /* other */
 130         if (mode & S_IROTH)
 131                 *p++ = 'r';
 132         else
 133                 *p++ = '-';
 134         if (mode & S_IWOTH)
 135                 *p++ = 'w';
 136         else
 137                 *p++ = '-';
 138         switch (mode & (S_IXOTH | S_ISVTX)) {
 139         case 0:
 140                 *p++ = '-';
 141                 break;
 142         case S_IXOTH:
 143                 *p++ = 'x';
 144                 break;
 145         case S_ISVTX:
 146                 *p++ = 'T';
 147                 break;
 148         case S_IXOTH | S_ISVTX:
 149                 *p++ = 't';
 150                 break;
 151         }
 152         *p++ = ' ';             /* will be a '+' if ACL's implemented */
 153         *p = '\0';
 154 }