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  * 4. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 #if defined(LIBC_SCCS) && !defined(lint)
  31 static char sccsid[] = "@(#)strmode.c   8.3 (Berkeley) 8/15/94";
  32 #endif /* LIBC_SCCS and not lint */
  33 #include <sys/cdefs.h>
  34 __FBSDID("$FreeBSD: src/lib/libc/string/strmode.c,v 1.8 2009/04/14 11:39:56 trasz Exp $");
  35
  36 #include <sys/types.h>
  37 #include <sys/stat.h>
  38 #include <string.h>
  39
  40 void
  41 strmode(/* mode_t */ int mode, char *p)
  42 {
  43          /* print type */
  44         switch (mode & S_IFMT) {
  45         case S_IFDIR:                   /* directory */
  46                 *p++ = 'd';
  47                 break;
  48         case S_IFCHR:                   /* character special */
  49                 *p++ = 'c';
  50                 break;
  51         case S_IFBLK:                   /* block special */
  52                 *p++ = 'b';
  53                 break;
  54         case S_IFREG:                   /* regular */
  55                 *p++ = '-';
  56                 break;
  57         case S_IFLNK:                   /* symbolic link */
  58                 *p++ = 'l';
  59                 break;
  60         case S_IFSOCK:                  /* socket */
  61                 *p++ = 's';
  62                 break;
  63 #ifdef S_IFIFO
  64         case S_IFIFO:                   /* fifo */
  65                 *p++ = 'p';
  66                 break;
  67 #endif
  68 #ifdef S_IFWHT
  69         case S_IFWHT:                   /* whiteout */
  70                 *p++ = 'w';
  71                 break;
  72 #endif
  73         default:                        /* unknown */
  74                 *p++ = '?';
  75                 break;
  76         }
  77         /* usr */
  78         if (mode & S_IRUSR)
  79                 *p++ = 'r';
  80         else
  81                 *p++ = '-';
  82         if (mode & S_IWUSR)
  83                 *p++ = 'w';
  84         else
  85                 *p++ = '-';
  86         switch (mode & (S_IXUSR | S_ISUID)) {
  87         case 0:
  88                 *p++ = '-';
  89                 break;
  90         case S_IXUSR:
  91                 *p++ = 'x';
  92                 break;
  93         case S_ISUID:
  94                 *p++ = 'S';
  95                 break;
  96         case S_IXUSR | S_ISUID:
  97                 *p++ = 's';
  98                 break;
  99         }
 100         /* group */
 101         if (mode & S_IRGRP)
 102                 *p++ = 'r';
 103         else
 104                 *p++ = '-';
 105         if (mode & S_IWGRP)
 106                 *p++ = 'w';
 107         else
 108                 *p++ = '-';
 109         switch (mode & (S_IXGRP | S_ISGID)) {
 110         case 0:
 111                 *p++ = '-';
 112                 break;
 113         case S_IXGRP:
 114                 *p++ = 'x';
 115                 break;
 116         case S_ISGID:
 117                 *p++ = 'S';
 118                 break;
 119         case S_IXGRP | S_ISGID:
 120                 *p++ = 's';
 121                 break;
 122         }
 123         /* other */
 124         if (mode & S_IROTH)
 125                 *p++ = 'r';
 126         else
 127                 *p++ = '-';
 128         if (mode & S_IWOTH)
 129                 *p++ = 'w';
 130         else
 131                 *p++ = '-';
 132         switch (mode & (S_IXOTH | S_ISVTX)) {
 133         case 0:
 134                 *p++ = '-';
 135                 break;
 136         case S_IXOTH:
 137                 *p++ = 'x';
 138                 break;
 139         case S_ISVTX:
 140                 *p++ = 'T';
 141                 break;
 142         case S_IXOTH | S_ISVTX:
 143                 *p++ = 't';
 144                 break;
 145         }
 146         *p++ = ' ';
 147         *p = '\0';
 148 }