nis/nis_print_group_entry.c

   1 /* Copyright (c) 1997, 1998, 2000 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <alloca.h>
  21 #include <string.h>
  22 #include <libintl.h>
  23 #include <rpcsvc/nis.h>
  24
  25 void
  26 nis_print_group_entry (const_nis_name group)
  27 {
  28   if (group != NULL && group[0] != '\0')
  29     {
  30       size_t grouplen = strlen (group);
  31       char buf[grouplen + 50];
  32       char leafbuf[grouplen + 3];
  33       char domainbuf[grouplen + 3];
  34       unsigned long mem_exp_cnt = 0, mem_imp_cnt = 0, mem_rec_cnt = 0;
  35       unsigned long nomem_exp_cnt = 0, nomem_imp_cnt = 0, nomem_rec_cnt = 0;
  36       char **mem_exp, **mem_imp, **mem_rec;
  37       char **nomem_exp, **nomem_imp, **nomem_rec;
  38       nis_result *res;
  39       char *cp, *cp2;
  40       u_int i;
  41
  42       cp = stpcpy (buf, nis_leaf_of_r (group, leafbuf, sizeof (leafbuf) - 1));
  43       cp = stpcpy (cp, ".groups_dir");
  44       cp2 = nis_domain_of_r (group, domainbuf, sizeof (domainbuf) - 1);
  45       if (cp2 != NULL && cp2[0] != '\0')
  46         {
  47           *cp++ = '.';
  48           stpcpy (cp, cp2);
  49         }
  50       res = nis_lookup (buf, FOLLOW_LINKS | EXPAND_NAME);
  51
  52       if (NIS_RES_STATUS(res) != NIS_SUCCESS)
  53         return;
  54
  55       if ((NIS_RES_NUMOBJ (res) != 1) ||
  56           (__type_of (NIS_RES_OBJECT (res)) != NIS_GROUP_OBJ))
  57         return;
  58
  59       mem_exp = alloca (sizeof (char *) * NIS_RES_NUMOBJ (res));
  60       mem_imp = alloca (sizeof (char *) * NIS_RES_NUMOBJ (res));
  61       mem_rec = alloca (sizeof (char *) * NIS_RES_NUMOBJ (res));
  62       nomem_exp = alloca (sizeof (char *) * NIS_RES_NUMOBJ (res));
  63       nomem_imp = alloca (sizeof (char *) * NIS_RES_NUMOBJ (res));
  64       nomem_rec = alloca (sizeof (char *) * NIS_RES_NUMOBJ (res));
  65
  66       for (i = 0;
  67            i < NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_len; ++i)
  68         {
  69           char *grmem =
  70             NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_val[i];
  71           int neg = grmem[0] == '-';
  72
  73           switch (grmem[neg])
  74             {
  75             case '*':
  76               if (neg)
  77                 {
  78                   nomem_imp[nomem_imp_cnt] = grmem;
  79                   ++nomem_imp_cnt;
  80                 }
  81               else
  82                 {
  83                   mem_imp[mem_imp_cnt] = grmem;
  84                   ++mem_imp_cnt;
  85                 }
  86               break;
  87             case '@':
  88               if (neg)
  89                 {
  90                   nomem_rec[nomem_rec_cnt] = grmem;
  91                   ++nomem_rec_cnt;
  92                 }
  93               else
  94                 {
  95                   mem_rec[mem_rec_cnt] = grmem;
  96                   ++mem_rec_cnt;
  97                 }
  98               break;
  99             default:
 100               if (neg)
 101                 {
 102                   nomem_exp[nomem_exp_cnt] = grmem;
 103                   ++nomem_exp_cnt;
 104                 }
 105               else
 106                 {
 107                   mem_exp[mem_exp_cnt] = grmem;
 108                   ++mem_exp_cnt;
 109                 }
 110               break;
 111             }
 112         }
 113       {
 114         char buf[strlen (NIS_RES_OBJECT (res)->zo_domain) + 10];
 115         printf (_("Group entry for \"%s.%s\" group:\n"),
 116                 NIS_RES_OBJECT (res)->zo_name,
 117                 nis_domain_of_r (NIS_RES_OBJECT (res)->zo_domain,
 118                                  buf, strlen (NIS_RES_OBJECT (res)->zo_domain)
 119                                  + 10));
 120       }
 121       if (mem_exp_cnt)
 122         {
 123           fputs (_("    Explicit members:\n"), stdout);
 124           for (i = 0; i < mem_exp_cnt; ++i)
 125             printf ("\t%s\n", mem_exp[i]);
 126         }
 127       else
 128         fputs (_("    No explicit members\n"), stdout);
 129       if (mem_imp_cnt)
 130         {
 131           fputs (_("    Implicit members:\n"), stdout);
 132           for (i = 0; i < mem_imp_cnt; ++i)
 133             printf ("\t%s\n", &mem_imp[i][2]);
 134         }
 135       else
 136         fputs (_("    No implicit members\n"), stdout);
 137       if (mem_rec_cnt)
 138         {
 139           fputs (_("    Recursive members:\n"), stdout);
 140           for (i = 0; i < mem_rec_cnt; ++i)
 141             printf ("\t%s\n", &mem_rec[i][1]);
 142         }
 143       else
 144         fputs (_("    No recursive members\n"), stdout);
 145       if (nomem_exp_cnt)
 146         {
 147           fputs (_("    Explicit nonmembers:\n"), stdout);
 148           for (i = 0; i < nomem_exp_cnt; ++i)
 149             printf ("\t%s\n", &nomem_exp[i][1]);
 150         }
 151       else
 152         fputs (_("    No explicit nonmembers\n"), stdout);
 153       if (nomem_imp_cnt)
 154         {
 155           fputs (_("    Implicit nonmembers:\n"), stdout);
 156           for (i = 0; i < nomem_imp_cnt; ++i)
 157             printf ("\t%s\n", &mem_imp[i][3]);
 158         }
 159       else
 160         fputs (_("    No implicit nonmembers\n"), stdout);
 161       if (nomem_rec_cnt)
 162         {
 163           fputs (_("    Explicit nonmembers:\n"), stdout);
 164           for (i = 0; i < nomem_rec_cnt; ++i)
 165             printf ("\t%s=n", &nomem_rec[i][2]);
 166         }
 167       else
 168         fputs (_("    No recursive nonmembers\n"), stdout);
 169
 170       nis_freeresult (res);
 171     }
 172 }