nis/nis_getservlist.c

   1 /* Copyright (c) 1997, 1998, 1999 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 Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    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    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA. */
  19
  20 #include <string.h>
  21 #include <rpcsvc/nis.h>
  22
  23 #include "nis_xdr.h"
  24 #include "nis_intern.h"
  25
  26 nis_server **
  27 nis_getservlist (const_nis_name dir)
  28 {
  29   nis_result *res;
  30   nis_server **serv;
  31
  32   res = nis_lookup (dir, FOLLOW_LINKS);
  33
  34   if (res != NULL && NIS_RES_STATUS (res) == NIS_SUCCESS)
  35     {
  36       unsigned long i;
  37       nis_server *server;
  38
  39       serv =
  40         malloc (sizeof (nis_server *) *
  41                 (NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len + 1));
  42       if (serv == NULL)
  43         return NULL;
  44
  45       for (i = 0; i < NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len;
  46            ++i)
  47         {
  48           server =
  49             &NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_val[i];
  50           serv[i] = calloc (1, sizeof (nis_server));
  51           if (server->name != NULL)
  52             {
  53               serv[i]->name = strdup (server->name);
  54               if (serv[i]->name == NULL)
  55                 return NULL;
  56             }
  57
  58           serv[i]->ep.ep_len = server->ep.ep_len;
  59           if (serv[i]->ep.ep_len > 0)
  60             {
  61               unsigned long int j;
  62
  63               serv[i]->ep.ep_val =
  64                 malloc (server->ep.ep_len * sizeof (endpoint));
  65               if (serv[i]->ep.ep_val == NULL)
  66                 return NULL;
  67
  68               for (j = 0; j < serv[i]->ep.ep_len; ++j)
  69                 {
  70                   if (server->ep.ep_val[j].uaddr)
  71                     serv[i]->ep.ep_val[j].uaddr =
  72                       strdup (server->ep.ep_val[j].uaddr);
  73                   else
  74                     serv[i]->ep.ep_val[j].uaddr = NULL;
  75                   if (server->ep.ep_val[j].family)
  76                     serv[i]->ep.ep_val[j].family =
  77                       strdup (server->ep.ep_val[j].family);
  78                   else
  79                     serv[i]->ep.ep_val[j].family = NULL;
  80                   if (server->ep.ep_val[j].proto)
  81                     serv[i]->ep.ep_val[j].proto =
  82                       strdup (server->ep.ep_val[j].proto);
  83                   else
  84                     serv[i]->ep.ep_val[j].proto = NULL;
  85                 }
  86             }
  87           else
  88             serv[i]->ep.ep_val = NULL;
  89           serv[i]->key_type = server->key_type;
  90           serv[i]->pkey.n_len = server->pkey.n_len;
  91           if (server->pkey.n_len > 0)
  92             {
  93               serv[i]->pkey.n_bytes =
  94                 malloc (server->pkey.n_len);
  95               if (serv[i]->pkey.n_bytes == NULL)
  96                 return NULL;
  97               memcpy (serv[i]->pkey.n_bytes, server->pkey.n_bytes,
  98                       server->pkey.n_len);
  99             }
 100           else
 101             serv[i]->pkey.n_bytes = NULL;
 102         }
 103       serv[i] = NULL;
 104     }
 105   else
 106     {
 107       serv = malloc (sizeof (nis_server *));
 108       if (serv != NULL)
 109         serv[0] = NULL;
 110     }
 111
 112   if (res != NULL)
 113     nis_freeresult (res);
 114
 115   return serv;
 116 }
 117
 118 void
 119 nis_freeservlist (nis_server **serv)
 120 {
 121   int i;
 122
 123   if (serv == NULL)
 124     return;
 125
 126   i = 0;
 127   while (serv[i] != NULL)
 128     {
 129       xdr_free ((xdrproc_t)_xdr_nis_server, (char *)serv[i]);
 130       free (serv[i]);
 131       ++i;
 132     }
 133   free (serv);
 134 }