nis/nis_checkpoint.c

   1 /* Copyright (c) 1997-2017 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, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <string.h>
  20 #include <rpcsvc/nis.h>
  21
  22 #include "nis_xdr.h"
  23 #include "nis_intern.h"
  24
  25 nis_result *
  26 nis_checkpoint (const_nis_name dirname)
  27 {
  28   nis_result *res;
  29
  30   res = calloc (1, sizeof (nis_result));
  31   if (res == NULL)
  32     return NULL;
  33
  34   if (dirname != NULL)
  35     {
  36       nis_result *res2;
  37       u_int i;
  38
  39       res2 = nis_lookup (dirname, EXPAND_NAME);
  40       if (NIS_RES_STATUS (res2) != NIS_SUCCESS)
  41         {
  42           free (res);
  43           return res2;
  44         }
  45
  46       /* Check if obj is really a diryectory object */
  47       if (__type_of (NIS_RES_OBJECT (res2)) != NIS_DIRECTORY_OBJ)
  48         {
  49           nis_freeresult (res2);
  50           NIS_RES_STATUS (res) = NIS_INVALIDOBJ;
  51           return res;
  52         }
  53
  54       for (i = 0;
  55            i < NIS_RES_OBJECT (res2)->DI_data.do_servers.do_servers_len; ++i)
  56         {
  57           cp_result cpres;
  58
  59           memset (&cpres, '\0', sizeof (cp_result));
  60           if (__do_niscall2 (&NIS_RES_OBJECT(res2)->DI_data.do_servers.do_servers_val[i],
  61                              1, NIS_CHECKPOINT, (xdrproc_t) _xdr_nis_name,
  62                              (caddr_t) &dirname, (xdrproc_t) _xdr_cp_result,
  63                              (caddr_t) &cpres, 0, NULL) != NIS_SUCCESS)
  64             NIS_RES_STATUS (res) = NIS_RPCERROR;
  65           else
  66             {
  67               NIS_RES_STATUS (res) = cpres.cp_status;
  68               res->zticks += cpres.cp_zticks;
  69               res->dticks += cpres.cp_dticks;
  70             }
  71         }
  72       nis_freeresult (res2);
  73     }
  74   else
  75     NIS_RES_STATUS (res) = NIS_NOSUCHNAME;
  76
  77   return res;
  78 }