isisd/isis_common.h

   1 /*
   2  * IS-IS Rout(e)ing protocol - isis_common.h
   3  *                             some common data structures
   4  *
   5  * Copyright (C) 2001,2002   Sampo Saaristo
   6  *                           Tampere University of Technology
   7  *                           Institute of Communications Engineering
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public Licenseas published by the Free
  11  * Software Foundation; either version 2 of the License, or (at your option)
  12  * any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,but WITHOUT
  15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  17  * more details.
  18
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22  */
  23
  24 /*
  25  * Area Address
  26  */
  27 struct area_addr {
  28   u_char             addr_len;
  29   u_char             area_addr[20];
  30 };
  31
  32 struct isis_passwd {
  33   u_char len;
  34 #define ISIS_PASSWD_TYPE_UNUSED   0
  35 #define ISIS_PASSWD_TYPE_CLEARTXT 1
  36 #define ISIS_PASSWD_TYPE_PRIVATE  255
  37   u_char type;
  38   u_char passwd[255];
  39 };
  40
  41 /*
  42  * (Dynamic) Hostname
  43  * one struct for cache list
  44  * one struct for LSP TLV
  45  */
  46 struct hostname {
  47   u_char namelen;
  48   u_char name[255];
  49 };
  50
  51 /*
  52  * Supported Protocol IDs
  53  */
  54 struct nlpids {
  55   u_char count;
  56   u_char nlpids[4]; /* FIXME: enough ? */
  57 };
  58
  59 /*
  60  * Flags structure for SSN and SRM flags
  61  */
  62 struct flags {
  63   int maxindex;
  64   struct list *free_idcs;
  65 };