1 /* Copyright (c) 1997-2022 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 *
nis_checkpoint(const_nis_name dirname)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)
80