source3/lib/netapi/examples/user/user_getgroups.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  NetUserGetGroups query
   4  *  Copyright (C) Guenther Deschner 2008
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <sys/types.h>
  21 #include <inttypes.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25
  26 #include <netapi.h>
  27
  28 #include "common.h"
  29
  30 int main(int argc, const char **argv)
  31 {
  32         NET_API_STATUS status;
  33         struct libnetapi_ctx *ctx = NULL;
  34         const char *hostname = NULL;
  35         const char *username = NULL;
  36         uint32_t level = 0;
  37         uint8_t *buffer = NULL;
  38         uint32_t entries_read = 0;
  39         uint32_t total_entries = 0;
  40         int i;
  41
  42         struct GROUP_USERS_INFO_0 *info0 = NULL;
  43         struct GROUP_USERS_INFO_1 *info1 = NULL;
  44
  45         poptContext pc;
  46         int opt;
  47
  48         struct poptOption long_options[] = {
  49                 POPT_AUTOHELP
  50                 POPT_COMMON_LIBNETAPI_EXAMPLES
  51                 POPT_TABLEEND
  52         };
  53
  54         status = libnetapi_init(&ctx);
  55         if (status != 0) {
  56                 return status;
  57         }
  58
  59         pc = poptGetContext("user_getgroups", argc, argv, long_options, 0);
  60
  61         poptSetOtherOptionHelp(pc, "hostname username level");
  62         while((opt = poptGetNextOpt(pc)) != -1) {
  63         }
  64
  65         if (!poptPeekArg(pc)) {
  66                 poptPrintHelp(pc, stderr, 0);
  67                 goto out;
  68         }
  69         hostname = poptGetArg(pc);
  70
  71         if (!poptPeekArg(pc)) {
  72                 poptPrintHelp(pc, stderr, 0);
  73                 goto out;
  74         }
  75         username = poptGetArg(pc);
  76
  77         if (poptPeekArg(pc)) {
  78                 level = atoi(poptGetArg(pc));
  79         }
  80
  81         /* NetUserGetGroups */
  82
  83         do {
  84                 status = NetUserGetGroups(hostname,
  85                                           username,
  86                                           level,
  87                                           &buffer,
  88                                           (uint32_t)-1,
  89                                           &entries_read,
  90                                           &total_entries);
  91                 if (status == 0 || status == ERROR_MORE_DATA) {
  92
  93                         switch (level) {
  94                                 case 0:
  95                                         info0 = (struct GROUP_USERS_INFO_0 *)buffer;
  96                                         break;
  97                                 case 1:
  98                                         info1 = (struct GROUP_USERS_INFO_1 *)buffer;
  99                                         break;
 100                                 default:
 101                                         break;
 102                         }
 103
 104                         for (i=0; i<entries_read; i++) {
 105                                 switch (level) {
 106                                         case 0:
 107                                                 printf("#%d group: %s\n", i, info0->grui0_name);
 108                                                 info0++;
 109                                                 break;
 110                                         case 1:
 111                                                 printf("#%d group: %s\n", i, info1->grui1_name);
 112                                                 printf("#%d attributes: %d\n", i, info1->grui1_attributes);
 113                                                 info1++;
 114                                                 break;
 115                                         default:
 116                                                 break;
 117                                 }
 118                         }
 119                         NetApiBufferFree(buffer);
 120                 }
 121         } while (status == ERROR_MORE_DATA);
 122
 123         if (status != 0) {
 124                 printf("NetUserGetGroups failed with: %s\n",
 125                         libnetapi_get_error_string(ctx, status));
 126         }
 127
 128  out:
 129         libnetapi_free(ctx);
 130         poptFreeContext(pc);
 131
 132         return status;
 133 }