nis/nis_modify.c

   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 *
  26 nis_modify (const_nis_name name, const nis_object *obj2)
  27 {
  28   nis_object obj;
  29   nis_result *res;
  30   nis_error status;
  31   struct ns_request req;
  32   size_t namelen = strlen (name);
  33   char buf1[namelen + 20];
  34   char buf4[namelen + 20];
  35
  36   res = calloc (1, sizeof (nis_result));
  37   if (res == NULL)
  38     return NULL;
  39
  40   req.ns_name = (char *) name;
  41
  42   memcpy (&obj, obj2, sizeof (nis_object));
  43
  44   if (obj.zo_name == NULL || obj.zo_name[0] == '\0')
  45     obj.zo_name = nis_leaf_of_r (name, buf1, sizeof (buf1));
  46
  47   if (obj.zo_owner == NULL || obj.zo_owner[0] == '\0')
  48     obj.zo_owner = nis_local_principal ();
  49
  50   if (obj.zo_group == NULL || obj.zo_group[0] == '\0')
  51     obj.zo_group = nis_local_group ();
  52
  53   obj.zo_domain = nis_domain_of_r (name, buf4, sizeof (buf4));
  54
  55   req.ns_object.ns_object_val = nis_clone_object (&obj, NULL);
  56   if (req.ns_object.ns_object_val == NULL)
  57     {
  58       NIS_RES_STATUS (res) = NIS_NOMEMORY;
  59       return res;
  60     }
  61   req.ns_object.ns_object_len = 1;
  62
  63   status = __do_niscall (name, NIS_MODIFY, (xdrproc_t) _xdr_ns_request,
  64                          (caddr_t) & req, (xdrproc_t) _xdr_nis_result,
  65                          (caddr_t) res, MASTER_ONLY,
  66                          NULL);
  67   if (status != NIS_SUCCESS)
  68     NIS_RES_STATUS (res) = status;
  69
  70   nis_destroy_object (req.ns_object.ns_object_val);
  71
  72   return res;
  73 }
  74 libnsl_hidden_nolink_def (nis_modify, GLIBC_2_1)