2 * Defines and such for LSP and their CLV decodes
4 * $Id: packet-isis-lsp.h,v 1.10 2001/08/22 18:00:40 guy Exp $
5 * Stuart Stanley <stuarts@mxmail.net>
7 * Ethereal - Network traffic analyzer
8 * By Gerald Combs <gerald@ethereal.com>
9 * Copyright 1998 Gerald Combs
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 #ifndef _PACKET_ISIS_LSP_H
29 #define _PACKET_ISIS_LSP_H
32 * Declarations for L1/L2 LSP base header.
35 #define ISIS_LSP_PARTITION_MASK 0x80
36 #define ISIS_LSP_ATT_MASK 0x78
37 #define ISIS_LSP_ATT_SHIFT 3
38 #define ISIS_LSP_HIPPITY_MASK 0x04
39 #define ISIS_LSP_IS_TYPE_MASK 0x03
41 #define ISIS_LSP_PARTITION(x) (x&ISIS_LSP_PARTITION_MASK)
42 #define ISIS_LSP_ATT(x) ((x&ISIS_LSP_ATT_MASK)>>ISIS_LSP_ATT_SHIFT)
43 #define ISIS_LSP_HIPPITY(x) (x&ISIS_LSP_HIPPITY_MASK)
44 #define ISIS_LSP_IS_TYPE(x) (x&ISIS_LSP_IS_TYPE_MASK)
46 #define ISIS_LSP_TYPE_UNUSED0 0
47 #define ISIS_LSP_TYPE_LEVEL_1 1
48 #define ISIS_LSP_TYPE_UNUSED2 2
49 #define ISIS_LSP_TYPE_LEVEL_2 3
51 #define ISIS_LSP_CLV_METRIC_SUPPORTED(x) ((x)&0x80)
52 #define ISIS_LSP_CLV_METRIC_IE(x) ((x)&0x40)
53 #define ISIS_LSP_CLV_METRIC_RESERVED(x) ((x)&0x40)
54 #define ISIS_LSP_CLV_METRIC_UPDOWN(x) ((x)&0x80)
55 #define ISIS_LSP_CLV_METRIC_VALUE(x) ((x)&0x3f)
58 * detail clv information on L1 lsp packets
60 #define ISIS_CLV_L1_LSP_AREA_ADDRESS 1
61 #define ISIS_CLV_L1_LSP_IS_NEIGHBORS 2
62 #define ISIS_CLV_L1_LSP_ES_NEIGHBORS 3
63 #define ISIS_CLV_L1_LSP_EXT_IS_REACHABLE 22
64 #define ISIS_CLV_L1_LSP_IP_INT_REACHABLE 128
65 #define ISIS_CLV_L1_LSP_NLPID 129
66 #define ISIS_CLV_L1_LSP_IP_EXT_REACHABLE 130
67 #define ISIS_CLV_L1_LSP_IP_INTERFACE_ADDR 132
68 #define ISIS_CLV_L1_LSP_TE_ROUTER_ID 134
69 #define ISIS_CLV_L1_LSP_EXT_IP_REACHABLE 135
70 #define ISIS_CLV_L1_LSP_HOSTNAME 137
71 #define ISIS_CLV_L1_LSP_MT_IS_REACHABLE 222
72 #define ISIS_CLV_L1_LSP_MT 229
73 #define ISIS_CLV_L1_LSP_IPv6_INTERFACE_ADDR 232
74 #define ISIS_CLV_L1_LSP_IPv6_REACHABLE 236
76 * Note, the spec say 133, but everyone seems to use 10. Any clue on why
77 * this is would be appreciated!
79 #define ISIS_CLV_L1_LSP_AUTHENTICATION_NS 10 /* non spec */
80 #define ISIS_CLV_L1_LSP_AUTHENTICATION 133
83 * detail clv information on L2 lsp packets
85 #define ISIS_CLV_L2_LSP_AREA_ADDRESS 1
86 #define ISIS_CLV_L2_LSP_IS_NEIGHBORS 2
87 #define ISIS_CLV_L2_LSP_PARTITION_DIS 4
88 #define ISIS_CLV_L2_LSP_PREFIX_NEIGHBORS 5
89 #define ISIS_CLV_L2_LSP_EXT_IS_REACHABLE 22
90 #define ISIS_CLV_L2_LSP_IP_INT_REACHABLE 128
91 #define ISIS_CLV_L2_LSP_NLPID 129
92 #define ISIS_CLV_L2_LSP_IP_EXT_REACHABLE 130
93 #define ISIS_CLV_L2_LSP_IDRP_INFO 131
94 #define ISIS_CLV_L2_LSP_IP_INTERFACE_ADDR 132
95 #define ISIS_CLV_L2_LSP_TE_ROUTER_ID 134
96 #define ISIS_CLV_L2_LSP_EXT_IP_REACHABLE 135
97 #define ISIS_CLV_L2_LSP_HOSTNAME 137
98 #define ISIS_CLV_L2_LSP_MT_IS_REACHABLE 222
99 #define ISIS_CLV_L2_LSP_MT 229
100 #define ISIS_CLV_L2_LSP_IPv6_INTERFACE_ADDR 232
101 #define ISIS_CLV_L2_LSP_IPv6_REACHABLE 236
103 * Note, the spec say 133, but everyone seems to use 10. Any clue on why
104 * this is would be appreciated!
106 #define ISIS_CLV_L2_LSP_AUTHENTICATION_NS 10 /*non spec */
107 #define ISIS_CLV_L2_LSP_AUTHENTICATION 133
110 * Published API functions. NOTE, this are "local" API functions and
111 * are only valid from with isis decodes.
113 extern void isis_dissect_isis_lsp(tvbuff_t *tvb, packet_info *pinfo,
114 proto_tree *tree, int offset,
115 int hello_type, int header_length, int id_length);
116 extern void isis_lsp_decode_lsp_id(tvbuff_t *tvb, packet_info *pinfo,
117 proto_tree *tree, int offset, char *tstr, int id_length);
119 #endif /* _PACKET_ISIS_LSP_H */