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#ifndef ISIS_COMMON_H
25#define ISIS_COMMON_H
26
27/*
28 * Area Address
29 */
30struct area_addr
31{
32  u_char addr_len;
33  u_char area_addr[20];
34};
35
36struct isis_passwd
37{
38  u_char len;
39#define ISIS_PASSWD_TYPE_UNUSED   0
40#define ISIS_PASSWD_TYPE_CLEARTXT 1
41#define ISIS_PASSWD_TYPE_HMAC_MD5 54
42#define ISIS_PASSWD_TYPE_PRIVATE  255
43  u_char type;
44  /* Authenticate SNPs? */
45#define SNP_AUTH_SEND   0x01
46#define SNP_AUTH_RECV   0x02
47  u_char snp_auth;
48  u_char passwd[255];
49};
50
51/*
52 * (Dynamic) Hostname
53 * one struct for cache list
54 * one struct for LSP TLV
55 */
56struct hostname
57{
58  u_char namelen;
59  u_char name[255];
60};
61
62/*
63 * Supported Protocol IDs
64 */
65struct nlpids
66{
67  u_char count;
68  u_char nlpids[4];		/* FIXME: enough ? */
69};
70
71#endif
72