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(Using sed : sed -i '/^ \* \$Id\$/,+1 d') Fix manually some typo (in export_object_dicom.c and crc16-plain.c) Change-Id: I4c1ae68d1c4afeace8cb195b53c715cf9e1227a8 Reviewed-on: https://code.wireshark.org/review/497 Reviewed-by: Anders Broman <a.broman58@gmail.com>
449 lines
16 KiB
C
449 lines
16 KiB
C
/* packet-cpha.c
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* Routines for the Check Point High-Availability Protocol (CPHAP)
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* Copyright 2002, Yaniv Kaul <mykaul -at- gmail.com>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/ipproto.h>
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void proto_register_cpha(void);
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void proto_reg_handoff_cpha(void);
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static int proto_cphap = -1;
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static int hf_magic_number = -1;
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static int hf_cpha_protocol_ver = -1;
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static int hf_cluster_number = -1;
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static int hf_opcode = -1;
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static int hf_payload = -1;
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static int hf_src_if_num = -1;
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static int hf_random_id = -1;
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static int hf_src_machine_id = -1;
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static int hf_dst_machine_id = -1;
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static int hf_policy_id = -1;
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static int hf_filler = -1;
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static int hf_id_num = -1;
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static int hf_report_code = -1;
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static int hf_ha_mode = -1;
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static int hf_ha_time_unit = -1;
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static int hf_machine_states = -1;
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static int hf_state_node = -1;
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static int hf_interface_states = -1;
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static int hf_num_reported_ifs = -1;
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static int hf_ethernet_add = -1;
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static int hf_is_if_trusted = -1;
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static int hf_ip = -1;
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static int hf_slot_num = -1;
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static int hf_machine_num = -1;
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static int hf_seed = -1;
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static int hf_hash_len = -1;
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static int hf_status = -1;
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static int hf_in_up_num = -1;
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static int hf_in_assumed_up_num = -1;
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static int hf_out_up_num = -1;
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static int hf_out_assumed_up_num = -1;
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static int hf_cluster_last_packet = -1;
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static int hf_ifn = -1;
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static gint ett_cphap = -1;
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#define UDP_PORT_CPHA 8116
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#define CPHA_MAGIC 0x1A90
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#if 0
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static const value_string opcode_type_short_vals[] = {
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{ 0, "Unknown" },
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{ 1, "FWHA_MY_STATE" },
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{ 2, "FWHA_QUERY_STATE" },
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{ 3, "FWHA_IF_PROBE_REQ" },
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{ 4, "FWHA_IF_PROBE_REPLY" },
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{ 5, "FWHA_IFCONF_REQ" },
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{ 6, "FWHA_IFCONF_REPLY" },
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{ 7, "FWHA_LB_CONF" },
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{ 8, "FWHA_LB_CONFIRM" },
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{ 9, "FWHA_POLICY_CHANGE" },
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{ 10, "FWHAP_SYNC" },
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{ 0, NULL }
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};
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#endif
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static const value_string opcode_type_vals[] = {
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{ 0, "Unknown OpCode" },
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{ 1, "FWHA_MY_STATE - Report source machine's state" },
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{ 2, "FWHA_QUERY_STATE - Query other machine's state" },
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{ 3, "FWHA_IF_PROBE_REQ - Interface active check request" },
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{ 4, "FWHA_IF_PROBE_REPLY - Interface active check reply" },
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{ 5, "FWHA_IFCONF_REQ - Interface configuration request" },
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{ 6, "FWHA_IFCONF_REPLY - Interface configuration reply" },
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{ 7, "FWHA_LB_CONF - LB configuration report request" },
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{ 8, "FWHA_LB_CONFIRM - LB configuration report reply" },
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{ 9, "FWHA_POLICY_CHANGE - Policy ID change request/notification" },
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{ 10, "FWHAP_SYNC - New Sync packet" },
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{ 0, NULL }
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};
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static const value_string state_vals[] = {
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{ 0, "Down/Dead" },
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{ 1, "Initializing" },
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{ 2, "Standby" },
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{ 3, "Ready" },
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{ 4, "Active/Active-Attention" },
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{ 0, NULL }
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};
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static const value_string status_vals[] = {
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{ 1, "New policy arrived - no need to modify HA configuration" },
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{ 2, "New policy arrived - need to modify HA configuration" },
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{ 3, "Ready to change configuration" },
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{ 0, NULL }
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};
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static const value_string ha_mode_vals[] = {
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{ 0, "FWHA_UNDEF_MODE" },
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{ 1, "FWHA_NOT_ACTIVE_MODE - CPHA is not active" },
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{ 2, "FWHA_BALANCE_MODE - More than one machine active" },
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{ 3, "FWHA_PRIMARY_UP_MODE" },
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{ 4, "FWHA_ONE_UP_MODE" },
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{ 0, NULL }
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};
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static const value_string ha_version_vals[] = {
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{ 1, "4.1" },
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{ 6, "NG Feature Pack 2" },
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{ 530, "NG Feature Pack 3" },
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{ 540, "NG with Application Intelligence (Early Availability)" },
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{ 514, "NG with Application Intelligence" },
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{ 0, NULL },
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};
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static const value_string report_code_vals[] = {
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{ 1, "Machine information included" },
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{ 2, "Interface information included" },
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{ 3, "Machine & Interface information included" },
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{ 0, NULL },
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};
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static int dissect_my_state(tvbuff_t *, int, proto_tree *);
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static int dissect_lb_conf(tvbuff_t *, int, proto_tree *);
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static int dissect_policy_change(tvbuff_t *, int, proto_tree *);
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static int dissect_probe(tvbuff_t *, int, proto_tree *);
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static int dissect_conf_reply(tvbuff_t *, int, proto_tree *);
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static int
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dissect_cpha(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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int offset = 0;
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proto_item * ti;
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proto_item * nti;
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proto_tree * cpha_tree = NULL;
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proto_tree * ntree = NULL;
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guint16 opcode;
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guint16 magic_number;
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guint16 ha_version;
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/*
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* If the magic number or protocol version is unknown, don't treat this
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* frame as a CPHA frame.
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*/
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if (tvb_length(tvb) < 4) {
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/* Not enough data for the magic number or protocol version */
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return 0;
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}
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magic_number = tvb_get_ntohs(tvb, 0);
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ha_version = tvb_get_ntohs(tvb, 2);
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if (magic_number != CPHA_MAGIC) {
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/* Bad magic number */
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return 0;
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}
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "CPHA");
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col_clear(pinfo->cinfo, COL_INFO);
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opcode = tvb_get_ntohs(tvb, 6);
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col_add_fstr(pinfo->cinfo, COL_INFO, "CPHAv%d: %s",
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ha_version, val_to_str(opcode, opcode_type_vals, "Unknown %d"));
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if (tree) {
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ti = proto_tree_add_item(tree, proto_cphap, tvb, offset, -1, ENC_NA);
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cpha_tree = proto_item_add_subtree(ti, ett_cphap);
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}
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if (tree) {
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proto_tree_add_item(cpha_tree, hf_magic_number, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_cpha_protocol_ver, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_cluster_number, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_opcode, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_src_if_num, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_random_id, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_src_machine_id, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_dst_machine_id, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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if(ha_version != 1) {/* 4.1 - no policy_id and filler*/
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proto_tree_add_item(cpha_tree, hf_policy_id, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(cpha_tree, hf_filler, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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}
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nti = proto_tree_add_item(cpha_tree, hf_payload, tvb, offset, -1, ENC_NA);
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proto_item_append_text(nti, " - %s", val_to_str(opcode, opcode_type_vals, "Unknown %d"));
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ntree = proto_item_add_subtree(nti, ett_cphap);
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switch(opcode) {
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case 1: dissect_my_state(tvb, offset, ntree); /* FWHAP_MY_STATE */
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break;
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case 2: break;
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case 3: /* FWHAP_IF_PROBE_REQ */
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case 4: dissect_probe(tvb, offset, ntree); /* FWHAP_IF_PROBE_RPLY */
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break;
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case 5: break;
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case 6: dissect_conf_reply(tvb, offset, ntree); /* FWHAP_IFCONF_RPLY */
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break;
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case 7: dissect_lb_conf(tvb, offset, ntree); /* FWHAP_LB_CONF */
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break;
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case 9: dissect_policy_change(tvb, offset, ntree); /* FWHAP_POLICY_CHANGE */
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break;
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default: break;
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}
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}
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return tvb_length(tvb);
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}
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static int dissect_my_state(tvbuff_t * tvb, int offset, proto_tree * tree) {
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int i;
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proto_item * nti = NULL;
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proto_tree * ntree = NULL;
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guint16 report_code, id_num;
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proto_tree_add_item(tree, hf_id_num, tvb, offset, 2, ENC_BIG_ENDIAN);
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id_num = tvb_get_ntohs(tvb, offset);
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offset += 2;
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proto_tree_add_item(tree, hf_report_code, tvb, offset, 2, ENC_BIG_ENDIAN);
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report_code = tvb_get_ntohs(tvb, offset);
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offset += 2;
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proto_tree_add_item(tree, hf_ha_mode, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(tree, hf_ha_time_unit, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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if (report_code & 1) {
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/* states */
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nti = proto_tree_add_item(tree, hf_machine_states, tvb, offset, id_num, ENC_NA);
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ntree = proto_item_add_subtree(nti, ett_cphap);
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for(i=0; i < id_num; i++) {
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nti = proto_tree_add_item(ntree, hf_state_node, tvb, offset, 1, ENC_BIG_ENDIAN);
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proto_item_append_text(nti, " (Nodes %d)", i);
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offset += 1;
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}
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}
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if (report_code & 2) {
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/* interface information */
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nti = proto_tree_add_item(tree, hf_interface_states, tvb, offset, 4, ENC_NA);
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ntree = proto_item_add_subtree(nti, ett_cphap);
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proto_tree_add_item(ntree, hf_in_up_num, tvb, offset, 1, ENC_BIG_ENDIAN);
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offset += 1;
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proto_tree_add_item(ntree, hf_in_assumed_up_num, tvb, offset, 1, ENC_BIG_ENDIAN);
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offset += 1;
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proto_tree_add_item(ntree, hf_out_up_num, tvb, offset, 1, ENC_BIG_ENDIAN);
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offset += 1;
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proto_tree_add_item(ntree, hf_out_assumed_up_num, tvb, offset, 1, ENC_BIG_ENDIAN);
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offset += 1;
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for(i=0; i < id_num; i++) {
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proto_tree_add_item(tree, hf_cluster_last_packet, tvb, offset, 1, ENC_BIG_ENDIAN);
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proto_item_append_text(nti, " (Cluster %d)", i);
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offset += 1;
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}
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}
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return offset;
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}
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static int dissect_lb_conf(tvbuff_t * tvb, int offset, proto_tree * tree) {
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proto_tree_add_item(tree, hf_slot_num, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(tree, hf_machine_num, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(tree, hf_seed, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset += 4;
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proto_tree_add_item(tree, hf_hash_len, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset += 4;
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return offset;
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}
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static int dissect_policy_change(tvbuff_t * tvb, int offset, proto_tree * tree) {
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proto_tree_add_item(tree, hf_status, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset += 4;
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return offset;
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}
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static int dissect_probe(tvbuff_t * tvb, int offset, proto_tree * tree) {
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proto_tree_add_item(tree, hf_ifn, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset += 4;
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return offset;
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}
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static int dissect_conf_reply(tvbuff_t * tvb, int offset, proto_tree * tree) {
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proto_tree_add_item(tree, hf_num_reported_ifs, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset += 4;
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proto_tree_add_item(tree, hf_ethernet_add, tvb, offset, 6, ENC_NA);
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offset += 6;
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proto_tree_add_item(tree, hf_is_if_trusted, tvb, offset, 2, ENC_BIG_ENDIAN);
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offset += 2;
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proto_tree_add_item(tree, hf_ip, tvb, offset, 4, ENC_NA);
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offset += 4;
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return offset;
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}
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void
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proto_register_cpha(void)
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{
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static hf_register_info hf[] = {
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{ &hf_magic_number,
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{ "Magic Number", "cpha.magic_number", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL}},
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{ &hf_cpha_protocol_ver,
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{ "Protocol Version", "cpha.version", FT_UINT16, BASE_DEC, VALS(ha_version_vals), 0x0, "CPHAP Version", HFILL}},
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{ &hf_cluster_number,
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{ "Cluster Number", "cpha.cluster_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_opcode,
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{ "HA OpCode", "cpha.opcode", FT_UINT16, BASE_DEC, VALS(opcode_type_vals), 0x0, NULL, HFILL}},
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{ &hf_payload,
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{ "Payload", "cpha.payload", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{ &hf_src_if_num,
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{ "Source Interface", "cpha.src_if", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_random_id,
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{ "Random ID", "cpha.random_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_src_machine_id,
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{ "Source Machine ID", "cpha.src_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_dst_machine_id,
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{ "Destination Machine ID", "cpha.dst_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_policy_id,
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{ "Policy ID", "cpha.policy_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_filler,
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{ "Filler", "cpha.filler", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_id_num,
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{ "Number of IDs reported", "cpha.id_num", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_report_code,
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{ "Report code", "cpha.report_code", FT_UINT16, BASE_DEC, VALS(report_code_vals), 0x0, NULL, HFILL}},
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{ &hf_ha_mode,
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{ "HA mode", "cpha.ha_mode", FT_UINT16, BASE_DEC, VALS(ha_mode_vals), 0x0, NULL, HFILL}},
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{ &hf_ha_time_unit,
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{ "HA Time unit", "cpha.ha_time_unit", FT_UINT16, BASE_DEC, NULL, 0x0, "HA Time unit (ms)", HFILL}},
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{ &hf_machine_states,
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{ "Machines States", "cpha.machine_states", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{ &hf_state_node,
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{ "State node", "cpha.state_node", FT_UINT8, BASE_DEC, VALS(state_vals), 0x0, NULL, HFILL}},
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{ &hf_interface_states,
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{ "Interface States", "cpha.interface_states", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{ &hf_num_reported_ifs,
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{ "Reported Interfaces", "cpha.reported_ifs", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_ethernet_add,
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{ "Ethernet Address", "cpha.ethernet_addr", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{ &hf_is_if_trusted,
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{ "Interface Trusted", "cpha.if_trusted", FT_BOOLEAN, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{ &hf_ip,
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{ "IP Address", "cpha.ip", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{ &hf_slot_num,
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{ "Slot Number", "cpha.slot_num", FT_INT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
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{ &hf_machine_num,
|
|
{ "Machine Number", "cpha.machine_num", FT_INT16, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_seed,
|
|
{ "Seed", "cpha.seed", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_hash_len,
|
|
{ "Hash list length", "cpha.hash_len", FT_INT32, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_in_up_num,
|
|
{ "Interfaces up in the Inbound", "cpha.in_up", FT_INT8, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_in_assumed_up_num,
|
|
{ "Interfaces assumed up in the Inbound", "cpha.in_assume_up", FT_INT8, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_out_up_num,
|
|
{ "Interfaces up in the Outbound", "cpha.out_up", FT_INT8, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_out_assumed_up_num,
|
|
{ "Interfaces assumed up in the Outbound", "cpha.out_assume_up", FT_INT8, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
{ &hf_cluster_last_packet,
|
|
{ "Last packet seen", "cpha.cluster_last_packet", FT_INT8, BASE_DEC, NULL, 0x0, "Time units ago", HFILL}},
|
|
{ &hf_status,
|
|
{ "Status", "cpha.status", FT_UINT32, BASE_DEC, VALS(status_vals), 0x0, NULL, HFILL}},
|
|
{ &hf_ifn,
|
|
{ "Interface Number", "cpha.ifn", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL}},
|
|
};
|
|
static gint *ett[] = {
|
|
&ett_cphap,
|
|
};
|
|
|
|
proto_cphap = proto_register_protocol("Check Point High Availability Protocol",
|
|
"CPHA", "cpha");
|
|
proto_register_field_array(proto_cphap, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_cpha(void)
|
|
{
|
|
dissector_handle_t cpha_handle;
|
|
|
|
cpha_handle = new_create_dissector_handle(dissect_cpha, proto_cphap);
|
|
dissector_add_uint("udp.port", UDP_PORT_CPHA, cpha_handle);
|
|
}
|
|
/*
|
|
* Editor modelines
|
|
*
|
|
* Local Variables:
|
|
* c-basic-offset: 2
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* ex: set shiftwidth=2 tabstop=8 expandtab:
|
|
* :indentSize=2:tabSize=8:noTabs=true:
|
|
*/
|