bin/pax/strmode.c

   1 /*      $OpenBSD: strmode.c,v 1.8 2015/08/31 02:53:57 guenther 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 #include <sys/types.h>
  32 #include <sys/stat.h>
  33 #include <string.h>
  34
  35 /* XXX mode should be mode_t */
  36
  37 void
  38 strmode(int mode, char *p)
  39 {
  40          /* print type */
  41         switch (mode & S_IFMT) {
  42         case S_IFDIR:                   /* directory */
  43                 *p++ = 'd';
  44                 break;
  45         case S_IFCHR:                   /* character special */
  46                 *p++ = 'c';
  47                 break;
  48         case S_IFBLK:                   /* block special */
  49                 *p++ = 'b';
  50                 break;
  51         case S_IFREG:                   /* regular */
  52                 *p++ = '-';
  53                 break;
  54         case S_IFLNK:                   /* symbolic link */
  55                 *p++ = 'l';
  56                 break;
  57         case S_IFSOCK:                  /* socket */
  58                 *p++ = 's';
  59                 break;
  60 #ifdef S_IFIFO
  61         case S_IFIFO:                   /* fifo */
  62                 *p++ = 'p';
  63                 break;
  64 #endif
  65         default:                        /* unknown */
  66                 *p++ = '?';
  67                 break;
  68         }
  69         /* usr */
  70         if (mode & S_IRUSR)
  71                 *p++ = 'r';
  72         else
  73                 *p++ = '-';
  74         if (mode & S_IWUSR)
  75                 *p++ = 'w';
  76         else
  77                 *p++ = '-';
  78         switch (mode & (S_IXUSR | S_ISUID)) {
  79         case 0:
  80                 *p++ = '-';
  81                 break;
  82         case S_IXUSR:
  83                 *p++ = 'x';
  84                 break;
  85         case S_ISUID:
  86                 *p++ = 'S';
  87                 break;
  88         case S_IXUSR | S_ISUID:
  89                 *p++ = 's';
  90                 break;
  91         }
  92         /* group */
  93         if (mode & S_IRGRP)
  94                 *p++ = 'r';
  95         else
  96                 *p++ = '-';
  97         if (mode & S_IWGRP)
  98                 *p++ = 'w';
  99         else
 100                 *p++ = '-';
 101         switch (mode & (S_IXGRP | S_ISGID)) {
 102         case 0:
 103                 *p++ = '-';
 104                 break;
 105         case S_IXGRP:
 106                 *p++ = 'x';
 107                 break;
 108         case S_ISGID:
 109                 *p++ = 'S';
 110                 break;
 111         case S_IXGRP | S_ISGID:
 112                 *p++ = 's';
 113                 break;
 114         }
 115         /* other */
 116         if (mode & S_IROTH)
 117                 *p++ = 'r';
 118         else
 119                 *p++ = '-';
 120         if (mode & S_IWOTH)
 121                 *p++ = 'w';
 122         else
 123                 *p++ = '-';
 124         switch (mode & (S_IXOTH | S_ISVTX)) {
 125         case 0:
 126                 *p++ = '-';
 127                 break;
 128         case S_IXOTH:
 129                 *p++ = 'x';
 130                 break;
 131         case S_ISVTX:
 132                 *p++ = 'T';
 133                 break;
 134         case S_IXOTH | S_ISVTX:
 135                 *p++ = 't';
 136                 break;
 137         }
 138         *p++ = ' ';             /* will be a '+' if ACL's implemented */
 139         *p = '\0';
 140 }