/* packet-eigrp.c * Routines for EIGRP Stub Routing, Authentication and IPv6 TLV dissection * * Copyright 2009, Jochen Bartl * * Routines for EIGRP dissection * Copyright 2000, Paul Ionescu * * $Id$ * * Wireshark - 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. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include #include #include "packet-ipx.h" /* * See * * http://www.rhyshaden.com/eigrp.htm */ #define EIGRP_UPDATE 0x01 #define EIGRP_REQUEST 0x02 #define EIGRP_QUERY 0x03 #define EIGRP_REPLY 0x04 #define EIGRP_HELLO 0x05 #define EIGRP_SAP 0x06 #define EIGRP_SIA_QUERY 0x0a #define EIGRP_SIA_REPLY 0x0b #define EIGRP_HI 0x20 /* This value is for my own need to make a difference between Hello and Ack */ #define EIGRP_ACK 0x40 /* This value is for my own need to make a difference between Hello and Ack */ #define TLV_PAR 0x0001 #define TLV_AUTH 0x0002 #define TLV_SEQ 0x0003 #define TLV_SV 0x0004 #define TLV_NMS 0x0005 #define TLV_STUB 0x0006 #define TLV_IP_INT 0x0102 #define TLV_IP_EXT 0x0103 #define TLV_AT_INT 0x0202 #define TLV_AT_EXT 0x0203 #define TLV_AT_CBL 0x0204 #define TLV_IPX_INT 0x0302 #define TLV_IPX_EXT 0x0303 #define TLV_IP6_INT 0x0402 #define TLV_IP6_EXT 0x0403 #define EIGRP_FLAGS_INIT 0x00000001 #define EIGRP_FLAGS_CONDRECV 0x00000002 #define EIGRP_STUB_FLAGS_CONNECTED 0x0001 #define EIGRP_STUB_FLAGS_STATIC 0x0002 #define EIGRP_STUB_FLAGS_SUMMARY 0x0004 #define EIGRP_STUB_FLAGS_RECVONLY 0x0008 #define EIGRP_STUB_FLAGS_REDIST 0x0010 #define EIGRP_STUB_FLAGS_LEAKMAP 0x0020 #define EIGRP_IP_EXT_FLAGS_EXT 0x01 #define EIGRP_IP_EXT_FLAGS_DEFAULT 0x02 #define EIGRP_HEADER_LENGTH 20 static gint proto_eigrp = -1; static gint hf_eigrp_version = -1; static gint hf_eigrp_opcode = -1; static gint hf_eigrp_checksum = -1; static gint hf_eigrp_flags = -1; /* Flags Tree */ static gint hf_eigrp_flags_init = -1; static gint hf_eigrp_flags_condrecv = -1; static gint hf_eigrp_sequence = -1; static gint hf_eigrp_acknowledge = -1; static gint hf_eigrp_as = -1; static gint hf_eigrp_tlv = -1; static gint hf_eigrp_tlv_size = -1; /* EIGRP Parameters TLV */ static gint hf_eigrp_par_k1 = -1; static gint hf_eigrp_par_k2 = -1; static gint hf_eigrp_par_k3 = -1; static gint hf_eigrp_par_k4 = -1; static gint hf_eigrp_par_k5 = -1; static gint hf_eigrp_par_reserved = -1; static gint hf_eigrp_par_holdtime = -1; /* Authentication TLV */ static gint hf_eigrp_auth_type = -1; static gint hf_eigrp_auth_keysize = -1; static gint hf_eigrp_auth_keyid = -1; static gint hf_eigrp_auth_nullpad = -1; static gint hf_eigrp_auth_data = -1; /* Sequence TLV */ static gint hf_eigrp_seq_addrlen = -1; static gint hf_eigrp_seq_ipaddr = -1; static gint hf_eigrp_seq_ip6addr = -1; /* Software Version TLV */ static gint hf_eigrp_sv_ios = -1; static gint hf_eigrp_sv_eigrp = -1; /* Next multicast sequence TLV */ static gint hf_eigrp_nms = -1; /* Stub routing TLV */ static gint hf_eigrp_stub_flags = -1; /* Stub Flags Tree */ static gint hf_eigrp_stub_flags_connected = -1; static gint hf_eigrp_stub_flags_static = -1; static gint hf_eigrp_stub_flags_summary = -1; static gint hf_eigrp_stub_flags_recvonly = -1; static gint hf_eigrp_stub_flags_redist = -1; static gint hf_eigrp_stub_flags_leakmap = -1; /* IP internal route TLV */ static gint hf_eigrp_ip_int_nexthop = -1; static gint hf_eigrp_ip_int_delay = -1; static gint hf_eigrp_ip_int_bandwidth = -1; static gint hf_eigrp_ip_int_mtu = -1; static gint hf_eigrp_ip_int_hopcount = -1; static gint hf_eigrp_ip_int_reliability = -1; static gint hf_eigrp_ip_int_load = -1; static gint hf_eigrp_ip_int_reserved = -1; static gint hf_eigrp_ip_int_prefixlen = -1; static gint hf_eigrp_ip_int_dst = -1; /* IP external route TLV */ static gint hf_eigrp_ip_ext_nexthop = -1; static gint hf_eigrp_ip_ext_origrouter = -1; static gint hf_eigrp_ip_ext_as = -1; static gint hf_eigrp_ip_ext_tag = -1; static gint hf_eigrp_ip_ext_metric = -1; static gint hf_eigrp_ip_ext_reserved = -1; static gint hf_eigrp_ip_ext_proto = -1; static gint hf_eigrp_ip_ext_flags = -1; /* IP external route Flags Tree */ static gint hf_eigrp_ip_ext_flags_ext = -1; static gint hf_eigrp_ip_ext_flags_default = -1; static gint hf_eigrp_ip_ext_delay = -1; static gint hf_eigrp_ip_ext_bandwidth = -1; static gint hf_eigrp_ip_ext_mtu = -1; static gint hf_eigrp_ip_ext_hopcount = -1; static gint hf_eigrp_ip_ext_reliability = -1; static gint hf_eigrp_ip_ext_load = -1; static gint hf_eigrp_ip_ext_reserved2 = -1; static gint hf_eigrp_ip_ext_prefixlen = -1; /* IPX internal route TLV */ static gint hf_eigrp_ipx_int_delay = -1; static gint hf_eigrp_ipx_int_bandwidth = -1; static gint hf_eigrp_ipx_int_mtu = -1; static gint hf_eigrp_ipx_int_hopcount = -1; static gint hf_eigrp_ipx_int_reliability = -1; static gint hf_eigrp_ipx_int_load = -1; static gint hf_eigrp_ipx_int_reserved = -1; /* IPX external route TLV */ static gint hf_eigrp_ipx_ext_as = -1; static gint hf_eigrp_ipx_ext_tag = -1; static gint hf_eigrp_ipx_ext_proto = -1; static gint hf_eigrp_ipx_ext_reserved = -1; static gint hf_eigrp_ipx_ext_metric = -1; static gint hf_eigrp_ipx_ext_extdelay = -1; static gint hf_eigrp_ipx_ext_delay = -1; static gint hf_eigrp_ipx_ext_bandwidth = -1; static gint hf_eigrp_ipx_ext_mtu = -1; static gint hf_eigrp_ipx_ext_hopcount = -1; static gint hf_eigrp_ipx_ext_reliability = -1; static gint hf_eigrp_ipx_ext_load = -1; static gint hf_eigrp_ipx_ext_reserved2 = -1; /* AppleTalk cable configuration TLV */ static gint hf_eigrp_at_cbl_routerid = -1; /* AppleTalk internal route TLV */ static gint hf_eigrp_at_int_delay = -1; static gint hf_eigrp_at_int_bandwidth = -1; static gint hf_eigrp_at_int_mtu = -1; static gint hf_eigrp_at_int_hopcount = -1; static gint hf_eigrp_at_int_reliability = -1; static gint hf_eigrp_at_int_load = -1; static gint hf_eigrp_at_int_reserved = -1; /* AppleTalk external route TLV */ static gint hf_eigrp_at_ext_origrouter = -1; static gint hf_eigrp_at_ext_as = -1; static gint hf_eigrp_at_ext_tag = -1; static gint hf_eigrp_at_ext_proto = -1; static gint hf_eigrp_at_ext_flags = -1; /* AppleTalk external route Flags Tree */ static gint hf_eigrp_at_ext_flags_ext = -1; static gint hf_eigrp_at_ext_flags_default = -1; static gint hf_eigrp_at_ext_metric = -1; static gint hf_eigrp_at_ext_delay = -1; static gint hf_eigrp_at_ext_bandwidth = -1; static gint hf_eigrp_at_ext_mtu = -1; static gint hf_eigrp_at_ext_hopcount = -1; static gint hf_eigrp_at_ext_reliability = -1; static gint hf_eigrp_at_ext_load = -1; static gint hf_eigrp_at_ext_reserved = -1; /* IPv6 internal route TLV */ static gint hf_eigrp_ip6_int_nexthop = -1; static gint hf_eigrp_ip6_int_delay = -1; static gint hf_eigrp_ip6_int_bandwidth = -1; static gint hf_eigrp_ip6_int_mtu = -1; static gint hf_eigrp_ip6_int_hopcount = -1; static gint hf_eigrp_ip6_int_reliability = -1; static gint hf_eigrp_ip6_int_load = -1; static gint hf_eigrp_ip6_int_reserved = -1; static gint hf_eigrp_ip6_int_prefixlen = -1; /* IPv6 external route TLV */ static gint hf_eigrp_ip6_ext_nexthop = -1; static gint hf_eigrp_ip6_ext_origrouter = -1; static gint hf_eigrp_ip6_ext_as = -1; static gint hf_eigrp_ip6_ext_tag = -1; static gint hf_eigrp_ip6_ext_metric = -1; static gint hf_eigrp_ip6_ext_reserved = -1; static gint hf_eigrp_ip6_ext_proto = -1; static gint hf_eigrp_ip6_ext_flags = -1; /* IPv6 external route Flags Tree */ static gint hf_eigrp_ip6_ext_flags_ext = -1; static gint hf_eigrp_ip6_ext_flags_default = -1; static gint hf_eigrp_ip6_ext_delay = -1; static gint hf_eigrp_ip6_ext_bandwidth = -1; static gint hf_eigrp_ip6_ext_mtu = -1; static gint hf_eigrp_ip6_ext_hopcount = -1; static gint hf_eigrp_ip6_ext_reliability = -1; static gint hf_eigrp_ip6_ext_load = -1; static gint hf_eigrp_ip6_ext_reserved2 = -1; static gint hf_eigrp_ip6_ext_prefixlen = -1; static gint ett_eigrp = -1; static gint ett_eigrp_flags = -1; static gint ett_tlv = -1; static gint ett_eigrp_stub_flags = -1; static gint ett_eigrp_ip_ext_flags = -1; static gint ett_eigrp_ip6_ext_flags = -1; static gint ett_eigrp_at_ext_flags = -1; static dissector_handle_t ipxsap_handle; static const value_string eigrp_opcode_vals[] = { { EIGRP_HELLO, "Hello/Ack" }, { EIGRP_UPDATE, "Update" }, { EIGRP_REPLY, "Reply" }, { EIGRP_QUERY, "Query" }, { EIGRP_REQUEST, "Request" }, { EIGRP_SAP, "IPX/SAP Update" }, { EIGRP_SIA_QUERY, "SIA-Query" }, { EIGRP_SIA_REPLY, "SIA-Reply" }, { EIGRP_HI, "Hello" }, { EIGRP_ACK, "Acknowledge" }, { 0, NULL } }; static const value_string eigrp_tlv_vals[] = { { TLV_PAR, "EIGRP Parameters"}, { TLV_AUTH, "Authentication data"}, { TLV_SEQ , "Sequence"}, { TLV_SV, "Software Version"}, { TLV_NMS , "Next multicast sequence"}, { TLV_STUB , "Stub routing"}, { TLV_IP_INT, "IP internal route"}, { TLV_IP_EXT, "IP external route"}, { TLV_AT_INT, "AppleTalk internal route"}, { TLV_AT_EXT, "AppleTalk external route"}, { TLV_AT_CBL, "AppleTalk cable configuration"}, { TLV_IPX_INT, "IPX internal route"}, { TLV_IPX_EXT, "IPX external route"}, { TLV_IP6_INT, "IPv6 internal route"}, { TLV_IP6_EXT, "IPv6 external route"}, { 0, NULL} }; static const value_string eigrp_pid_vals[] = { { 1, "IGRP"}, { 2, "EIGRP"}, { 3, "Static Route"}, { 4, "RIP"}, { 5, "Hello"}, { 6, "OSPF"}, { 7, "IS-IS"}, { 8, "EGP"}, { 9, "BGP"}, { 10, "IDRP"}, { 11, "Connected link"}, { 0, NULL} }; static const value_string eigrp_auth_type_vals[] = { { 2, "MD5"}, { 0, NULL} }; static void dissect_eigrp_par(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_auth(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_seq(tvbuff_t *tvb, proto_tree *tree); static void dissect_eigrp_sv(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_nms(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_stub(tvbuff_t *tvb, proto_tree *tree); static void dissect_eigrp_ip_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_ip_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_ipx_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_ipx_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_at_cbl(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_at_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_at_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_ip6_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp_ip6_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti); static void dissect_eigrp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_tree *eigrp_tree = NULL, *tlv_tree, *eigrp_flags_tree; proto_item *ti; guint opcode, opcode_tmp; guint16 tlv; guint32 ack, size, offset = EIGRP_HEADER_LENGTH; col_set_str(pinfo->cinfo, COL_PROTOCOL, "EIGRP"); col_clear(pinfo->cinfo, COL_INFO); opcode_tmp = opcode = tvb_get_guint8(tvb, 1); ack = tvb_get_ntohl(tvb, 12); if (opcode == EIGRP_HELLO) { if (ack == 0) opcode_tmp = EIGRP_HI; else opcode_tmp = EIGRP_ACK; } col_add_str(pinfo->cinfo, COL_INFO, val_to_str(opcode_tmp, eigrp_opcode_vals, "Unknown (0x%04x)")); if (tree) { ti = proto_tree_add_protocol_format(tree, proto_eigrp, tvb, 0, -1, "Cisco EIGRP"); eigrp_tree = proto_item_add_subtree(ti, ett_eigrp); proto_tree_add_item(eigrp_tree, hf_eigrp_version, tvb, 0, 1, FALSE); proto_tree_add_item(eigrp_tree, hf_eigrp_opcode, tvb, 1, 1, FALSE); proto_tree_add_item(eigrp_tree, hf_eigrp_checksum, tvb, 2, 2, FALSE); /* Decode the EIGRP Flags Field */ ti = proto_tree_add_item(eigrp_tree, hf_eigrp_flags, tvb, 4, 4, FALSE); eigrp_flags_tree = proto_item_add_subtree(ti, ett_eigrp_flags); proto_tree_add_item(eigrp_flags_tree, hf_eigrp_flags_init, tvb, 4, 4, FALSE); proto_tree_add_item (eigrp_flags_tree, hf_eigrp_flags_condrecv, tvb, 4, 4, FALSE); /* End Decode the EIGRP Flags Field */ proto_tree_add_item(eigrp_tree, hf_eigrp_sequence, tvb, 8, 4, FALSE); proto_tree_add_item(eigrp_tree, hf_eigrp_acknowledge, tvb, 12, 4, FALSE); proto_tree_add_item(eigrp_tree, hf_eigrp_as, tvb, 16, 4, FALSE); } if (opcode == EIGRP_SAP) { call_dissector(ipxsap_handle, tvb_new_subset(tvb, EIGRP_HEADER_LENGTH, -1, -1), pinfo, eigrp_tree); return; } if (tree) { while (tvb_reported_length_remaining(tvb, offset) > 0) { tlv = tvb_get_ntohs(tvb, offset); size = tvb_get_ntohs(tvb, offset + 2); if (size == 0) { proto_tree_add_text(eigrp_tree, tvb, offset, -1, "Unknown data (maybe authentication)"); return; } ti = proto_tree_add_text(eigrp_tree, tvb, offset,size, "%s", val_to_str(tlv, eigrp_tlv_vals, "Unknown (0x%04x)")); tlv_tree = proto_item_add_subtree(ti, ett_tlv); proto_tree_add_item(tlv_tree, hf_eigrp_tlv, tvb, offset, 2, FALSE); proto_tree_add_item(tlv_tree, hf_eigrp_tlv_size, tvb, offset + 2, 2, FALSE); switch (tlv) { case TLV_PAR: dissect_eigrp_par(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_AUTH: dissect_eigrp_auth(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_SEQ: dissect_eigrp_seq(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree); break; case TLV_SV: dissect_eigrp_sv(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_NMS: dissect_eigrp_nms(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_STUB: dissect_eigrp_stub(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree); break; case TLV_IP_INT: dissect_eigrp_ip_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_IP_EXT: dissect_eigrp_ip_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_IPX_INT: dissect_eigrp_ipx_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_IPX_EXT: dissect_eigrp_ipx_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_AT_CBL: dissect_eigrp_at_cbl(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_AT_INT: dissect_eigrp_at_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_AT_EXT: dissect_eigrp_at_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_IP6_INT: dissect_eigrp_ip6_int(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; case TLV_IP6_EXT: dissect_eigrp_ip6_ext(tvb_new_subset(tvb, offset + 4, size - 4, -1), tlv_tree, ti); break; } offset += size; } } } static void dissect_eigrp_par(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; guint8 k1, k2, k3, k4, k5; k1 = tvb_get_guint8(tvb, 1); proto_tree_add_item(tree, hf_eigrp_par_k1, tvb, offset, 1, FALSE); offset += 1; k2 = tvb_get_guint8(tvb, 1); proto_tree_add_item(tree, hf_eigrp_par_k2, tvb, offset, 1, FALSE); offset += 1; k3 = tvb_get_guint8(tvb, 1); proto_tree_add_item(tree, hf_eigrp_par_k3, tvb, offset, 1, FALSE); offset += 1; k4 = tvb_get_guint8(tvb, 1); proto_tree_add_item(tree, hf_eigrp_par_k4, tvb, offset, 1, FALSE); offset += 1; k5 = tvb_get_guint8(tvb, 1); proto_tree_add_item(tree, hf_eigrp_par_k5, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_par_reserved, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_par_holdtime, tvb, offset, 2, FALSE); if (k1 == 255 && k2 == 255 && k3 == 255 && k4 == 255 && k5 == 255) { proto_item_append_text(ti, ": Goodbye Message"); } } static void dissect_eigrp_auth(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; guint16 keysize; keysize = tvb_get_ntohs(tvb, 2); proto_tree_add_item(tree, hf_eigrp_auth_type, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_auth_keysize, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_auth_keyid, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_auth_nullpad, tvb, offset, 12, FALSE); offset += 12; switch (keysize) { /* Only MD5 is supported at the moment */ case 16: proto_tree_add_item(tree, hf_eigrp_auth_data, tvb, offset, keysize, FALSE); break; default: /* nothing */ proto_item_append_text(ti, " [Invalid key size %u] Only 16/MD5 supported at the moment", keysize); ; } } static void dissect_eigrp_seq(tvbuff_t *tvb, proto_tree *tree) { int offset = 0; guint8 addr_len; addr_len = tvb_get_guint8(tvb, 0); proto_tree_add_item(tree, hf_eigrp_seq_addrlen, tvb, offset, 1, FALSE); offset += 1; switch (addr_len) { /* IPv4 */ case 4: proto_tree_add_item(tree, hf_eigrp_seq_ipaddr, tvb, offset, addr_len, FALSE); break; /* IPX */ case 10: proto_tree_add_text(tree, tvb, offset, addr_len, "IPX Address = %08x.%04x.%04x.%04x", tvb_get_ntohl(tvb, 1), tvb_get_ntohs(tvb, 5), tvb_get_ntohs(tvb, 7), tvb_get_ntohs(tvb, 9)); break; /* IPv6 */ case 16: proto_tree_add_item(tree, hf_eigrp_seq_ip6addr, tvb, offset, addr_len, FALSE); break; default: /* nothing */ ; } } static void dissect_eigrp_sv(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; guint8 ios_rel_major, ios_rel_minor; guint8 eigrp_rel_major, eigrp_rel_minor; ios_rel_major = tvb_get_guint8(tvb, 0); ios_rel_minor = tvb_get_guint8(tvb, 1); proto_tree_add_text(tree, tvb, offset, 2, "IOS release version: %u.%u", ios_rel_major, ios_rel_minor); offset += 2; proto_item_append_text(ti, ": IOS=%u.%u", ios_rel_major, ios_rel_minor); eigrp_rel_major = tvb_get_guint8(tvb, 2); eigrp_rel_minor = tvb_get_guint8(tvb, 3); proto_tree_add_text(tree,tvb,offset, 2, "EIGRP release version: %u.%u", eigrp_rel_major, eigrp_rel_minor); proto_item_append_text(ti, ", EIGRP=%u.%u", eigrp_rel_major, eigrp_rel_minor); } static void dissect_eigrp_nms(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { proto_tree_add_item(tree, hf_eigrp_nms, tvb, 0, 4, FALSE); proto_item_append_text(ti, ": %u", tvb_get_ntohl(tvb, 0)); } static void dissect_eigrp_stub(tvbuff_t *tvb, proto_tree *tree) { proto_tree *eigrp_stub_flags_tree; proto_item *ti; ti = proto_tree_add_item(tree, hf_eigrp_stub_flags, tvb, 0, 2, FALSE); eigrp_stub_flags_tree = proto_item_add_subtree(ti, ett_eigrp_stub_flags); proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_connected, tvb, 0, 2, FALSE); proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_static, tvb, 0, 2, FALSE); proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_summary, tvb, 0, 2, FALSE); proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_recvonly, tvb, 0, 2, FALSE); proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_redist, tvb, 0, 2, FALSE); proto_tree_add_item(eigrp_stub_flags_tree, hf_eigrp_stub_flags_leakmap, tvb, 0, 2, FALSE); } static void dissect_eigrp_ip_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { guint8 ip_addr[4], length; int addr_len, offset = 0; proto_item *prefixlenti; tvb_memcpy(tvb, ip_addr, 0, 4); proto_tree_add_item(tree, hf_eigrp_ip_int_nexthop, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_int_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_int_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_int_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_ip_int_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip_int_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip_int_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip_int_reserved, tvb, offset, 2, FALSE); offset += 2; for (offset = 20; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) { length = tvb_get_guint8(tvb, offset); addr_len = ipv4_addr_and_mask(tvb, offset + 1, ip_addr, length); if (addr_len < 0) { prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip_int_prefixlen, tvb, offset, 1, FALSE); proto_item_append_text(prefixlenti, " (invalid, must be <= 32)"); proto_item_append_text(ti, " [Invalid prefix length %u > 32]", length); addr_len = 4; /* assure we can exit the loop */ } else { proto_tree_add_item(tree, hf_eigrp_ip_int_prefixlen, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_text(tree, tvb, offset, addr_len, "Destination: %s", ip_to_str(ip_addr)); proto_item_append_text (ti," %c %s/%u%s", offset == 21 ? '=':',', ip_to_str(ip_addr), length, ((tvb_get_ntohl(tvb, 4 )== 0xffffffff) ? " - Destination unreachable":"")); } } } static void dissect_eigrp_ip_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { guint8 ip_addr[4], length; int addr_len, offset = 0; proto_tree *eigrp_ip_ext_flags_tree; proto_item *eigrp_ip_ext_ti, *prefixlenti; eigrp_ip_ext_ti = ti; tvb_memcpy(tvb, ip_addr, 0, 4); proto_tree_add_item(tree, hf_eigrp_ip_ext_nexthop, tvb, offset, 4, FALSE); offset += 4; tvb_memcpy(tvb,ip_addr, 4, 4); proto_tree_add_item(tree, hf_eigrp_ip_ext_origrouter, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_ext_as, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_ext_tag, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_ext_metric, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_ext_reserved, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_ip_ext_proto, tvb, offset, 1, FALSE); offset += 1; /* Decode the IP external route Flags Field */ ti = proto_tree_add_item(tree, hf_eigrp_ip_ext_flags, tvb, offset, 1, FALSE); eigrp_ip_ext_flags_tree = proto_item_add_subtree(ti, ett_eigrp_ip_ext_flags); proto_tree_add_item(eigrp_ip_ext_flags_tree, hf_eigrp_ip_ext_flags_ext, tvb, 0, 1, FALSE); proto_tree_add_item(eigrp_ip_ext_flags_tree, hf_eigrp_ip_ext_flags_default, tvb, 0, 1, FALSE); offset += 1; /* End Decode the IP external route Flags Field */ proto_tree_add_item(tree, hf_eigrp_ip_ext_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_ext_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip_ext_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_ip_ext_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip_ext_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip_ext_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip_ext_reserved2, tvb, offset, 2, FALSE); offset += 2; for (offset = 40; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) { length = tvb_get_guint8(tvb, offset); addr_len = ipv4_addr_and_mask(tvb, offset + 1, ip_addr, length); if (addr_len < 0) { prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip_ext_prefixlen, tvb, offset, 1, FALSE); proto_item_append_text(prefixlenti, " (invalid, must be <= 32)"); proto_item_append_text(ti," [Invalid prefix length %u > 32]", length); addr_len = 4; /* assure we can exit the loop */ } else { proto_tree_add_item(tree, hf_eigrp_ip_ext_prefixlen, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_text(tree, tvb, offset, addr_len, "Destination = %s", ip_to_str(ip_addr)); proto_item_append_text(eigrp_ip_ext_ti, " %c %s/%u%s", offset == 41 ? '=':',', ip_to_str(ip_addr), length, ((tvb_get_ntohl(tvb, 24) == 0xffffffff) ? " - Destination unreachable":"")); } } } static void dissect_eigrp_ipx_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %08x", tvb_get_ntohl(tvb, 4)); offset += 4; proto_tree_add_text(tree, tvb, offset, 6, "Next Hop ID = %04x:%04x:%04x", tvb_get_ntohs(tvb, 4), tvb_get_ntohs(tvb, 6), tvb_get_ntohs(tvb, 8)); offset += 6; proto_tree_add_item(tree, hf_eigrp_ipx_int_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ipx_int_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ipx_int_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_ipx_int_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_int_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_int_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_int_reserved, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_text(tree, tvb, offset, 4, "Destination Address = %08x", tvb_get_ntohl(tvb, 26)); proto_item_append_text(ti, " = %08x%s", tvb_get_ntohl(tvb, 26), ((tvb_get_ntohl(tvb, 10) == 0xffffffff) ? " - Destination unreachable":"")); } static void dissect_eigrp_ipx_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %08x", tvb_get_ntohl(tvb, 4)); offset += 4; proto_tree_add_text(tree, tvb, offset, 6, "Next Hop ID = %04x:%04x:%04x", tvb_get_ntohs(tvb, 4), tvb_get_ntohs(tvb, 6), tvb_get_ntohs(tvb, 8)); offset += 6; proto_tree_add_text(tree, tvb, offset, 6, "Originating router ID = %04x:%04x:%04x", tvb_get_ntohs(tvb, 10), tvb_get_ntohs(tvb, 12), tvb_get_ntohs(tvb, 14)); offset += 6; proto_tree_add_item(tree, hf_eigrp_ipx_ext_as, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ipx_ext_tag, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ipx_ext_proto, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_ext_reserved, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_ext_metric, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_ipx_ext_extdelay, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_ipx_ext_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ipx_ext_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ipx_ext_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_ipx_ext_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_ext_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_ext_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ipx_ext_reserved2, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_text(tree, tvb, offset, 4, "Destination Address = %08x", tvb_get_ntohl(tvb, 46)); proto_item_append_text(ti, " = %08x%s", tvb_get_ntohl(tvb, 46), ((tvb_get_ntohl(tvb, 30) == 0xffffffff) ? " - Destination unreachable":"")); } static void dissect_eigrp_at_cbl(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { proto_tree_add_text(tree, tvb, 0, 4, "AppleTalk Cable Range = %u-%u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2)); proto_tree_add_item(tree, hf_eigrp_at_cbl_routerid, tvb, 4, 4, FALSE); proto_item_append_text(ti, ": Cable range= %u-%u, Router ID= %u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2), tvb_get_ntohl(tvb, 4)); } static void dissect_eigrp_at_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %u.%u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2)); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_int_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_int_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_int_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_at_int_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_at_int_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_at_int_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_at_int_reserved, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_text(tree,tvb,offset,4,"Cable range = %u-%u",tvb_get_ntohs(tvb,20),tvb_get_ntohs(tvb,22)); proto_item_append_text(ti, ": %u-%u", tvb_get_ntohs(tvb, 20), tvb_get_ntohs(tvb, 22)); } static void dissect_eigrp_at_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { int offset = 0; proto_tree *eigrp_at_ext_flags_tree; proto_tree_add_text(tree, tvb, offset, 4, "Next Hop Address = %u.%u", tvb_get_ntohs(tvb, 0), tvb_get_ntohs(tvb, 2)); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_ext_origrouter, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_ext_as, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_ext_tag, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_ext_proto, tvb, offset, 1, FALSE); offset += 1; /* Decode the AppleTalk external route Flags Field */ ti = proto_tree_add_item(tree, hf_eigrp_at_ext_flags, tvb, offset, 1, FALSE); eigrp_at_ext_flags_tree = proto_item_add_subtree(ti, ett_eigrp_at_ext_flags); proto_tree_add_item(eigrp_at_ext_flags_tree, hf_eigrp_at_ext_flags_ext, tvb, 0, 1, FALSE); proto_tree_add_item(eigrp_at_ext_flags_tree, hf_eigrp_at_ext_flags_default, tvb, 0, 1, FALSE); offset += 1; /* End Decode the AppleTalk external route Flags Field */ proto_tree_add_item(tree, hf_eigrp_at_ext_metric, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_at_ext_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_ext_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_at_ext_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_at_ext_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_at_ext_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_at_ext_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_at_ext_reserved, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_text(tree, tvb, offset, 4, "Cable range = %u-%u", tvb_get_ntohs(tvb, 36), tvb_get_ntohs(tvb, 38)); proto_item_append_text(ti, ": %u-%u", tvb_get_ntohs(tvb, 36), tvb_get_ntohs(tvb, 38)); } static void dissect_eigrp_ip6_int(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { guint8 length; int addr_len, offset = 0; struct e_in6_addr addr; proto_item *prefixlenti; proto_tree_add_item(tree, hf_eigrp_ip6_int_nexthop, tvb, offset, 16, FALSE); offset += 16; proto_tree_add_item(tree, hf_eigrp_ip6_int_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_int_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_int_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_ip6_int_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip6_int_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip6_int_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip6_int_reserved, tvb, offset, 2, FALSE); offset += 2; for (offset = 32; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) { length = tvb_get_guint8(tvb, offset); addr_len = ipv6_addr_and_mask(tvb, offset + 1, &addr, length); if (addr_len < 0) { prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE); proto_item_append_text(prefixlenti, " (invalid, must be <= 128)"); proto_item_append_text(ti, " [Invalid prefix length %u > 128]", length); addr_len = 16; /* assure we can exit the loop */ } else { proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_text(tree, tvb, offset, addr_len, "Destination: %s", ip6_to_str(&addr)); proto_item_append_text(ti, " %c %s/%u%s", offset == 33 ? '=':',', ip6_to_str(&addr), length, ((tvb_get_ntohl(tvb, 16) == 0xffffffff) ? " - Destination unreachable":"")); } } } static void dissect_eigrp_ip6_ext(tvbuff_t *tvb, proto_tree *tree, proto_item *ti) { guint8 length; int addr_len, offset = 0; struct e_in6_addr addr; proto_tree *eigrp_ip6_ext_flags_tree; proto_item *eigrp_ip6_ext_ti, *prefixlenti; eigrp_ip6_ext_ti = ti; proto_tree_add_item(tree, hf_eigrp_ip6_ext_nexthop, tvb, offset, 16, FALSE); offset += 16; proto_tree_add_item(tree, hf_eigrp_ip6_ext_origrouter, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_ext_as, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_ext_tag, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_ext_metric, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_ext_reserved, tvb, offset, 2, FALSE); offset += 2; proto_tree_add_item(tree, hf_eigrp_ip6_ext_proto, tvb, offset, 1, FALSE); offset += 1; /* Decode the IPv6 external route Flags Field */ ti = proto_tree_add_item(tree, hf_eigrp_ip6_ext_flags, tvb, offset, 1, FALSE); eigrp_ip6_ext_flags_tree = proto_item_add_subtree(ti, ett_eigrp_ip6_ext_flags); proto_tree_add_item(eigrp_ip6_ext_flags_tree, hf_eigrp_ip6_ext_flags_ext, tvb, 0, 1, FALSE); proto_tree_add_item(eigrp_ip6_ext_flags_tree, hf_eigrp_ip6_ext_flags_default, tvb, 0, 1, FALSE); offset += 1; /* End Decode the IPv6 external route Flags Field */ proto_tree_add_item(tree, hf_eigrp_ip6_ext_delay, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_ext_bandwidth, tvb, offset, 4, FALSE); offset += 4; proto_tree_add_item(tree, hf_eigrp_ip6_ext_mtu, tvb, offset, 3, FALSE); offset += 3; proto_tree_add_item(tree, hf_eigrp_ip6_ext_hopcount, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip6_ext_reliability, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip6_ext_load, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_item(tree, hf_eigrp_ip6_ext_reserved2, tvb, offset, 2, FALSE); offset += 2; for (offset = 52; tvb_length_remaining(tvb, offset) > 0; offset += (1 + addr_len)) { length = tvb_get_guint8(tvb, offset); addr_len = ipv6_addr_and_mask(tvb, offset + 1, &addr, length); if (addr_len < 0) { prefixlenti = proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE); proto_item_append_text(prefixlenti, " (invalid, must be <= 128)"); proto_item_append_text(ti, " [Invalid prefix length %u > 128]", length); addr_len = 16; /* assure we can exit the loop */ } else { proto_tree_add_item(tree, hf_eigrp_ip6_int_prefixlen, tvb, offset, 1, FALSE); offset += 1; proto_tree_add_text(tree, tvb, offset, addr_len, "Destination: %s", ip6_to_str(&addr)); proto_item_append_text(eigrp_ip6_ext_ti, " %c %s/%u%s", offset == 53 ? '=':',', ip6_to_str(&addr), length, ((tvb_get_ntohl(tvb, 36) == 0xffffffff) ? " - Destination unreachable":"")); } } } void proto_register_eigrp(void) { static hf_register_info hf[] = { { &hf_eigrp_version, { "Version", "eigrp.version", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_opcode, { "Opcode", "eigrp.opcode", FT_UINT8, BASE_DEC, VALS(eigrp_opcode_vals), 0x0, "Opcode number", HFILL } }, { &hf_eigrp_checksum, { "Checksum", "eigrp.checksum", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_flags, { "Flags", "eigrp.flags", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_flags_init, { "Init", "eigrp.flags.init", FT_BOOLEAN, 32, NULL, EIGRP_FLAGS_INIT, NULL, HFILL } }, { &hf_eigrp_flags_condrecv, { "Conditional Receive", "eigrp.flags.condrecv", FT_BOOLEAN, 32, NULL, EIGRP_FLAGS_CONDRECV, NULL, HFILL } }, { &hf_eigrp_sequence, { "Sequence", "eigrp.seq", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_acknowledge, { "Acknowledge", "eigrp.ack", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_as, { "Autonomous System", "eigrp.as", FT_UINT16, BASE_DEC, NULL, 0x0, "Autonomous System number", HFILL } }, { &hf_eigrp_tlv, { "Type", "eigrp.tlv", FT_UINT16, BASE_DEC, VALS(eigrp_tlv_vals), 0x0, "Type/Length/Value", HFILL } }, { &hf_eigrp_tlv_size, { "Size", "eigrp.tlv.size", FT_UINT16, BASE_DEC, NULL, 0x0, "TLV size", HFILL } }, /* EIGRP Parameters TLV */ { &hf_eigrp_par_k1, { "K1", "eigrp.par.k1", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_par_k2, { "K2", "eigrp.par.k2", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_par_k3, { "K3", "eigrp.par.k3", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_par_k4, { "K4", "eigrp.par.k4", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_par_k5, { "K5", "eigrp.par.k5", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_par_reserved, { "Reserved", "eigrp.par.reserved", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_par_holdtime, { "Hold Time", "eigrp.par.holdtime", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* Authentication TLV */ { &hf_eigrp_auth_type, { "Authentication Type", "eigrp.auth.type", FT_UINT16, BASE_DEC, VALS(eigrp_auth_type_vals), 0x0, NULL, HFILL } }, { &hf_eigrp_auth_keysize, { "Key size", "eigrp.auth.keysize", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_auth_keyid, { "Key ID", "eigrp.auth.keyid", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_auth_nullpad, { "Nullpad", "eigrp.auth.nullapd", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_auth_data, { "Data", "eigrp.auth.data", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, /* Sequence TLV */ { &hf_eigrp_seq_addrlen, { "Address length", "eigrp.seq.addrlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_seq_ipaddr, { "IP Address", "eigrp.seq.ipaddr", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_seq_ip6addr, { "IPv6 Address", "eigrp.seq.ip6addr", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, /* Software Version TLV */ { &hf_eigrp_sv_ios, { "IOS release version", "eigrp.sv.ios", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_sv_eigrp, { "EIGRP release version", "eigrp.sv.eigrp", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, /* Next multicast sequence TLV */ { &hf_eigrp_nms, { "Next Multicast Sequence", "eigrp.nms", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* Stub routing TLV */ { &hf_eigrp_stub_flags, { "Stub Flags", "eigrp.stub_flags", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_stub_flags_connected, { "Connected", "eigrp.stub_flags.connected", FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_CONNECTED, NULL, HFILL } }, { &hf_eigrp_stub_flags_static, { "Static", "eigrp.stub_flags.static", FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_STATIC, NULL, HFILL } }, { &hf_eigrp_stub_flags_summary, { "Summary", "eigrp.stub_flags.summary", FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_SUMMARY, NULL, HFILL } }, { &hf_eigrp_stub_flags_recvonly, { "Receive-Only", "eigrp.stub_flags.recvonly", FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_RECVONLY, NULL, HFILL } }, { &hf_eigrp_stub_flags_redist, { "Redistributed", "eigrp.stub_flags.redist", FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_REDIST, NULL, HFILL } }, { &hf_eigrp_stub_flags_leakmap, { "Leak-Map", "eigrp.stub_flags.leakmap", FT_BOOLEAN, 16, NULL, EIGRP_STUB_FLAGS_LEAKMAP, NULL, HFILL } }, /* IP internal route TLV */ { &hf_eigrp_ip_int_nexthop, { "Next Hop", "eigrp.ip_int.nexthop", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_delay, { "Delay", "eigrp.ip_int.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_bandwidth, { "Bandwidth", "eigrp.ip_int.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_mtu, { "MTU", "eigrp.ip_int.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_hopcount, { "Hop Count", "eigrp.ip_int.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_reliability, { "Reliability", "eigrp.ip_int.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_load, { "Load", "eigrp.ip_int.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_reserved, { "Reserved", "eigrp.ip_int.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_prefixlen, { "Prefix Length", "eigrp.ip_int.prefixlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_int_dst, { "Destination", "eigrp.ip_int.dst", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, /* IP external route TLV */ { &hf_eigrp_ip_ext_nexthop, { "Next Hop", "eigrp.ip_ext.nexthop", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_origrouter, { "Originating router", "eigrp.ip_ext.origrouter", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_as, { "Originating A.S.", "eigrp.ip_ext.as", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_tag, { "Arbitrary tag", "eigrp.ip_ext.tag", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_metric, { "External protocol metric", "eigrp.ip_ext.metric", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_reserved, { "Reserved", "eigrp.ip_ext.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_proto, { "External protocol ID", "eigrp.ip_ext.proto", FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_flags, { "Flags", "eigrp.ip_ext.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_flags_ext, { "External Route", "eigrp.ip_ext.flags.ext", FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_EXT, NULL, HFILL } }, { &hf_eigrp_ip_ext_flags_default, { "Candidate Default Route", "eigrp.ip_ext.flags.default", FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_DEFAULT, NULL, HFILL } }, { &hf_eigrp_ip_ext_delay, { "Delay", "eigrp.ip_ext.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_bandwidth, { "Bandwidth", "eigrp.ip_ext.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_mtu, { "MTU", "eigrp.ip_ext.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_hopcount, { "Hop Count", "eigrp.ip_ext.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_reliability, { "Reliability", "eigrp.ip_ext.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_load, { "Load", "eigrp.ip_ext.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_reserved2, { "Reserved", "eigrp.ip_ext.reserved2", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip_ext_prefixlen, { "Prefix Length", "eigrp.ip_ext.prefixlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* IPX internal route TLV */ { &hf_eigrp_ipx_int_delay, { "Delay", "eigrp.ipx_int.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_int_bandwidth, { "Bandwidth", "eigrp.ipx_int.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_int_mtu, { "MTU", "eigrp.ipx_int.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_int_hopcount, { "Hop Count", "eigrp.ipx_int.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_int_reliability, { "Reliability", "eigrp.ipx_int.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_int_load, { "Load", "eigrp.ipx_int.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_int_reserved, { "Reserved", "eigrp.ipx_int.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* IPX external route TLV */ { &hf_eigrp_ipx_ext_as, { "Originating A.S.", "eigrp.ipx_ext.as", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_tag, { "Arbitrary tag", "eigrp.ipx_ext.tag", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_proto, { "External protocol ID", "eigrp.ipx_ext.proto", FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_reserved, { "Reserved", "eigrp.ipx_ext.reserved", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_metric, { "External protocol metric", "eigrp.ipx_ext.metric", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_extdelay, { "External protocol delay", "eigrp.ipx_ext.extdelay", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_delay, { "Delay", "eigrp.ipx_ext.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_bandwidth, { "Bandwidth", "eigrp.ipx_ext.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_mtu, { "MTU", "eigrp.ipx_ext.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_hopcount, { "Hop Count", "eigrp.ipx_ext.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_reliability, { "Reliability", "eigrp.ipx_ext.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_load, { "Load", "eigrp.ipx_ext.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ipx_ext_reserved2, { "Reserved", "eigrp.ipx_ext.reserved2", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* AppleTalk cable configuration TLV */ { &hf_eigrp_at_cbl_routerid, { "AppleTalk Router ID", "eigrp.at_cbl.routerid", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* AppleTalk internal route TLV */ { &hf_eigrp_at_int_delay, { "Delay", "eigrp.at_int.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_int_bandwidth, { "Bandwidth", "eigrp.at_int.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_int_mtu, { "MTU", "eigrp.at_int.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_int_hopcount, { "Hop Count", "eigrp.at_int.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_int_reliability, { "Reliability", "eigrp.at_int.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_int_load, { "Load", "eigrp.at_int.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_int_reserved, { "Reserved", "eigrp.at_int.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* AppleTalk external route TLV */ { &hf_eigrp_at_ext_origrouter, { "Originating router", "eigrp.at_ext.origrouter", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_as, { "Originating A.S.", "eigrp.at_ext.as", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_tag, { "Arbitrary tag", "eigrp.at_ext.tag", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_proto, { "External protocol ID", "eigrp.at_ext.proto", FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_flags, { "Flags", "eigrp.at_ext.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_flags_ext, { "External Route", "eigrp.at_ext.flags.ext", FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_EXT, NULL, HFILL } }, { &hf_eigrp_at_ext_flags_default, { "Candidate Default Route", "eigrp.at_ext.flags.default", FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_DEFAULT, NULL, HFILL } }, { &hf_eigrp_at_ext_metric, { "External protocol metric", "eigrp.at_ext.metric", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_delay, { "Delay", "eigrp.at_ext.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_bandwidth, { "Bandwidth", "eigrp.at_ext.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_mtu, { "MTU", "eigrp.at_ext.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_hopcount, { "Hop Count", "eigrp.at_ext.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_reliability, { "Reliability", "eigrp.at_ext.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_load, { "Load", "eigrp.at_ext.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_at_ext_reserved, { "Reserved", "eigrp.at_ext.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* IPv6 internal route TLV */ { &hf_eigrp_ip6_int_nexthop, { "Next Hop", "eigrp.ip6_int.nexthop", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_delay, { "Delay", "eigrp.ip6_int.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_bandwidth, { "Bandwidth", "eigrp.ip6_int.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_mtu, { "MTU", "eigrp.ip6_int.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_hopcount, { "Hop Count", "eigrp.ip6_int.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_reliability, { "Reliability", "eigrp.ip6_int.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_load, { "Load", "eigrp.ip6_int.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_reserved, { "Reserved", "eigrp.ip6_int.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_int_prefixlen, { "Prefix Length", "eigrp.ip6_int.prefixlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, /* IPv6 external route TLV */ { &hf_eigrp_ip6_ext_nexthop, { "Next Hop", "eigrp.ip6_ext.nexthop", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_origrouter, { "Originating router", "eigrp.ip6_ext.origrouter", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_as, { "Originating A.S.", "eigrp.ip6_ext.as", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_tag, { "Arbitrary tag", "eigrp.ip6_ext.tag", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_metric, { "External protocol metric", "eigrp.ip6_ext.metric", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_reserved, { "Reserved", "eigrp.ip6_ext.reserved", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_proto, { "External protocol ID", "eigrp.ip6_ext.proto", FT_UINT8, BASE_DEC, VALS(eigrp_pid_vals), 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_flags, { "Flags", "eigrp.ip6_ext.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_flags_ext, { "External Route", "eigrp.ip6_ext.flags.ext", FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_EXT, NULL, HFILL } }, { &hf_eigrp_ip6_ext_flags_default, { "Candidate Default Route", "eigrp.ip6_ext.flags.default", FT_BOOLEAN, 8, NULL, EIGRP_IP_EXT_FLAGS_DEFAULT, NULL, HFILL } }, { &hf_eigrp_ip6_ext_delay, { "Delay", "eigrp.ip6_ext.delay", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_bandwidth, { "Bandwidth", "eigrp.ip6_ext.bandwidth", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_mtu, { "MTU", "eigrp.ip6_ext.mtu", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_hopcount, { "Hop Count", "eigrp.ip6_ext.hopcount", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_reliability, { "Reliability", "eigrp.ip6_ext.reliability", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_load, { "Load", "eigrp.ip6_ext.load", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_reserved2, { "Reserved", "eigrp.ip6_ext.reserved2", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_eigrp_ip6_ext_prefixlen, { "Prefix Length", "eigrp.ip6_ext.prefixlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } } }; static gint *ett[] = { &ett_eigrp, &ett_eigrp_flags, &ett_tlv, &ett_eigrp_stub_flags, &ett_eigrp_ip_ext_flags, &ett_eigrp_ip6_ext_flags, &ett_eigrp_at_ext_flags }; proto_eigrp = proto_register_protocol("Enhanced Interior Gateway Routing Protocol", "EIGRP", "eigrp"); proto_register_field_array(proto_eigrp, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); } void proto_reg_handoff_eigrp(void) { dissector_handle_t eigrp_handle; ipxsap_handle = find_dissector("ipxsap"); eigrp_handle = create_dissector_handle(dissect_eigrp, proto_eigrp); dissector_add("ip.proto", IP_PROTO_EIGRP, eigrp_handle); dissector_add("ddp.type", DDP_EIGRP, eigrp_handle); dissector_add("ipx.socket", IPX_SOCKET_EIGRP, eigrp_handle); }