1  /* Copyright (c) 1997-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <string.h>
      19  #include <rpcsvc/nis.h>
      20  #include <shlib-compat.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  }
      79  libnsl_hidden_nolink_def (nis_checkpoint, GLIBC_2_1)