/* packet-isis-lsp.h * Defines and such for LSP and their CLV decodes * * $Id: packet-isis-lsp.h,v 1.18 2003/11/19 09:58:37 guy Exp $ * Stuart Stanley * * Ethereal - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef _PACKET_ISIS_LSP_H #define _PACKET_ISIS_LSP_H /* * Declarations for L1/L2 LSP base header. */ /* P | ATT | HIPPITY | DS FIELD description */ #define ISIS_LSP_PARTITION_MASK 0x80 #define ISIS_LSP_PARTITION_SHIFT 7 #define ISIS_LSP_PARTITION(info) (((info) & ISIS_LSP_PARTITION_MASK) >> ISIS_LSP_PARTITION_SHIFT) #define ISIS_LSP_ATT_MASK 0x78 #define ISIS_LSP_ATT_SHIFT 3 #define ISIS_LSP_ATT(info) (((info) & ISIS_LSP_ATT_MASK) >> ISIS_LSP_ATT_SHIFT) #define ISIS_LSP_ATT_ERROR(info) ((info) >> 3) #define ISIS_LSP_ATT_EXPENSE(info) (((info) >> 2) & 1) #define ISIS_LSP_ATT_DELAY(info) (((info) >> 1) & 1) #define ISIS_LSP_ATT_DEFAULT(info) ((info) & 1) #define ISIS_LSP_HIPPITY_MASK 0x04 #define ISIS_LSP_HIPPITY_SHIFT 2 #define ISIS_LSP_HIPPITY(info) (((info) & ISIS_LSP_HIPPITY_MASK) >> ISIS_LSP_HIPPITY_SHIFT) #define ISIS_LSP_IS_TYPE_MASK 0x03 #define ISIS_LSP_IS_TYPE(info) ((info) & ISIS_LSP_IS_TYPE_MASK) #define ISIS_LSP_MT_MSHIP_RES_MASK 4 #define ISIS_LSP_MT_MSHIP_RES_SHIFT 12 #define ISIS_LSP_MT_MSHIP_RES(info) (((info) >> ISIS_LSP_MT_MSHIP_RES_SHIFT) & ISIS_LSP_MT_MSHIP_RES_MASK) #define ISIS_LSP_MT_MSHIP_ID_MASK 0x0FFF #define ISIS_LSP_MT_MSHIP_ID(info) ((info) & ISIS_LSP_MT_MSHIP_ID_MASK) #define ISIS_LSP_TYPE_UNUSED0 0 #define ISIS_LSP_TYPE_LEVEL_1 1 #define ISIS_LSP_TYPE_UNUSED2 2 #define ISIS_LSP_TYPE_LEVEL_2 3 #define ISIS_LSP_ATTACHED_NONE 0 #define ISIS_LSP_ATTACHED_DEFAULT 1 #define ISIS_LSP_ATTACHED_DELAY 2 #define ISIS_LSP_ATTACHED_EXPENSE 4 #define ISIS_LSP_ATTACHED_ERROR 8 #define ISIS_LSP_CLV_METRIC_SUPPORTED(x) ((x)&0x80) #define ISIS_LSP_CLV_METRIC_IE(x) ((x)&0x40) #define ISIS_LSP_CLV_METRIC_RESERVED(x) ((x)&0x40) #define ISIS_LSP_CLV_METRIC_UPDOWN(x) ((x)&0x80) #define ISIS_LSP_CLV_METRIC_VALUE(x) ((x)&0x3f) /* * detail clv information on L1 lsp packets */ #define ISIS_CLV_L1_LSP_AREA_ADDRESS 1 #define ISIS_CLV_L1_LSP_IS_NEIGHBORS 2 #define ISIS_CLV_L1_LSP_ES_NEIGHBORS 3 #define ISIS_CLV_L1_LSP_EXT_IS_REACHABLE 22 #define ISIS_CLV_L1_LSP_IP_INT_REACHABLE 128 #define ISIS_CLV_L1_LSP_NLPID 129 #define ISIS_CLV_L1_LSP_IP_EXT_REACHABLE 130 #define ISIS_CLV_L1_LSP_IP_INTERFACE_ADDR 132 #define ISIS_CLV_L1_LSP_TE_ROUTER_ID 134 #define ISIS_CLV_L1_LSP_EXT_IP_REACHABLE 135 #define ISIS_CLV_L1_LSP_HOSTNAME 137 #define ISIS_CLV_L1_LSP_MT_IS_REACHABLE 222 #define ISIS_CLV_L1_LSP_MT 229 #define ISIS_CLV_L1_LSP_IPv6_INTERFACE_ADDR 232 #define ISIS_CLV_L1_LSP_MT_REACHABLE_IPv4_PREFX 235 #define ISIS_CLV_L1_LSP_IPv6_REACHABLE 236 #define ISIS_CLV_L1_LSP_MT_REACHABLE_IPv6_PREFX 237 /* * Note, the spec say 133, but everyone seems to use 10. Any clue on why * this is would be appreciated! */ #define ISIS_CLV_L1_LSP_AUTHENTICATION_NS 10 /* non spec */ #define ISIS_CLV_L1_LSP_AUTHENTICATION 133 /* * detail clv information on L2 lsp packets */ #define ISIS_CLV_L2_LSP_AREA_ADDRESS 1 #define ISIS_CLV_L2_LSP_IS_NEIGHBORS 2 #define ISIS_CLV_L2_LSP_PARTITION_DIS 4 #define ISIS_CLV_L2_LSP_PREFIX_NEIGHBORS 5 #define ISIS_CLV_L2_LSP_EXT_IS_REACHABLE 22 #define ISIS_CLV_L2_LSP_IP_INT_REACHABLE 128 #define ISIS_CLV_L2_LSP_NLPID 129 #define ISIS_CLV_L2_LSP_IP_EXT_REACHABLE 130 #define ISIS_CLV_L2_LSP_IDRP_INFO 131 #define ISIS_CLV_L2_LSP_IP_INTERFACE_ADDR 132 #define ISIS_CLV_L2_LSP_TE_ROUTER_ID 134 #define ISIS_CLV_L2_LSP_EXT_IP_REACHABLE 135 #define ISIS_CLV_L2_LSP_HOSTNAME 137 #define ISIS_CLV_L2_LSP_MT_IS_REACHABLE 222 #define ISIS_CLV_L2_LSP_MT 229 #define ISIS_CLV_L2_LSP_IPv6_INTERFACE_ADDR 232 #define ISIS_CLV_L2_LSP_MT_REACHABLE_IPv4_PREFX 235 #define ISIS_CLV_L2_LSP_IPv6_REACHABLE 236 #define ISIS_CLV_L2_LSP_MT_REACHABLE_IPv6_PREFX 237 /* * Note, the spec say 133, but everyone seems to use 10. Any clue on why * this is would be appreciated! */ #define ISIS_CLV_L2_LSP_AUTHENTICATION_NS 10 /*non spec */ #define ISIS_CLV_L2_LSP_AUTHENTICATION 133 /* * Published API functions. NOTE, this are "local" API functions and * are only valid from with isis decodes. */ extern void isis_dissect_isis_lsp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, int hello_type, int header_length, int id_length); extern void isis_register_lsp(int proto_isis); #endif /* _PACKET_ISIS_LSP_H */