nis/nis_getservlist.c

   1 /* Copyright (c) 1997 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 #include "nis_intern.h"
  23
  24 nis_server **
  25 nis_getservlist (const_nis_name dir)
  26 {
  27   nis_result *res;
  28   nis_server **serv;
  29
  30   res = nis_lookup (dir, FOLLOW_LINKS);
  31
  32   if (NIS_RES_STATUS (res) == NIS_SUCCESS)
  33     {
  34       unsigned long i;
  35       nis_server *server;
  36
  37       serv =
  38         calloc (1, sizeof (nis_server *) *
  39                 (NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len + 1));
  40       if (serv == NULL)
  41         return NULL;
  42       for (i = 0; i < NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len;
  43            ++i)
  44         {
  45           server =
  46             &NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_val[i];
  47           serv[i] = calloc (1, sizeof (nis_server));
  48           if (server->name != NULL)
  49             serv[i]->name = strdup (server->name);
  50
  51           serv[i]->ep.ep_len = server->ep.ep_len;
  52           if (serv[i]->ep.ep_len > 0)
  53             {
  54               unsigned long j;
  55
  56               serv[i]->ep.ep_val =
  57                 malloc (server->ep.ep_len * sizeof (endpoint));
  58               for (j = 0; j < serv[i]->ep.ep_len; ++j)
  59                 {
  60                   if (server->ep.ep_val[j].uaddr)
  61                     serv[i]->ep.ep_val[j].uaddr =
  62                       strdup (server->ep.ep_val[j].uaddr);
  63                   else
  64                     serv[i]->ep.ep_val[j].uaddr = NULL;
  65                   if (server->ep.ep_val[j].family)
  66                     serv[i]->ep.ep_val[j].family =
  67                       strdup (server->ep.ep_val[j].family);
  68                   else
  69                     serv[i]->ep.ep_val[j].family = NULL;
  70                   if (server->ep.ep_val[j].proto)
  71                     serv[i]->ep.ep_val[j].proto =
  72                       strdup (server->ep.ep_val[j].proto);
  73                   else
  74                     serv[i]->ep.ep_val[j].proto = NULL;
  75                 }
  76             }
  77           else
  78             serv[i]->ep.ep_val = NULL;
  79           serv[i]->key_type = server->key_type;
  80           serv[i]->pkey.n_len = server->pkey.n_len;
  81           if (server->pkey.n_len > 0)
  82             {
  83               serv[i]->pkey.n_bytes =
  84                 malloc (server->pkey.n_len);
  85               if (serv[i]->pkey.n_bytes == NULL)
  86                 return NULL;
  87               memcpy (serv[i]->pkey.n_bytes, server->pkey.n_bytes,
  88                       server->pkey.n_len);
  89             }
  90           else
  91             serv[i]->pkey.n_bytes = NULL;
  92         }
  93     }
  94   else
  95     {
  96       serv = malloc (sizeof (nis_server *));
  97       if (serv != NULL)
  98         serv[0] = NULL;
  99     }
 100   return serv;
 101 }
 102
 103 void
 104 nis_freeservlist (nis_server **serv)
 105 {
 106   int i;
 107
 108   if (serv == NULL)
 109     return;
 110
 111   i = 0;
 112   while (serv[i] != NULL)
 113     {
 114       xdr_free ((xdrproc_t)xdr_nis_server, (char *)serv[i]);
 115       free (serv[i]);
 116       ++i;
 117     }
 118   free (serv);
 119 }