/* packet-zbee-nwk.c * Dissector routines for the ZigBee Network Layer (NWK) * By Owen Kirby * Copyright 2009 Exegin Technologies Limited * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later */ /* Include Files */ #include "config.h" #include #include #include #include #include #include #include #include #include #include #include /* for ws_ctz */ #include #include "packet-ieee802154.h" #include "packet-zbee.h" #include "packet-zbee-nwk.h" #include "packet-zbee-aps.h" /* for ZBEE_APS_CMD_KEY_LENGTH */ #include "packet-zbee-zdp.h" #include "packet-zbee-security.h" #include "packet-zbee-tlv.h" /*************************/ /* Function Declarations */ /*************************/ /* Dissector Routines */ static int dissect_zbee_nwk (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data); static void dissect_zbee_nwk_cmd (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet* packet); static int dissect_zbee_beacon (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data); static int dissect_zbip_beacon (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data); static int dissect_zbee_ie (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data); static void dissect_ieee802154_zigbee_rejoin(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, unsigned *offset); static void dissect_ieee802154_zigbee_txpower(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, unsigned *offset); /* Command Dissector Helpers */ static unsigned dissect_zbee_nwk_route_req (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset); static unsigned dissect_zbee_nwk_route_rep (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset, uint8_t version); static unsigned dissect_zbee_nwk_status (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_leave (tvbuff_t *tvb, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_route_rec (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset); static unsigned dissect_zbee_nwk_rejoin_req (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset); static unsigned dissect_zbee_nwk_rejoin_resp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset); static unsigned dissect_zbee_nwk_link_status(tvbuff_t *tvb, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_report (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_update (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_ed_timeout_request(tvbuff_t *tvb, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_ed_timeout_response(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_link_pwr_delta(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset); static unsigned dissect_zbee_nwk_commissioning_request(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset); static unsigned dissect_zbee_nwk_commissioning_response(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset); static void proto_init_zbee_nwk (void); static void proto_cleanup_zbee_nwk(void); void proto_register_zbee_nwk(void); void proto_reg_handoff_zbee_nwk(void); /********************/ /* Global Variables */ /********************/ static int proto_zbee_nwk; static int proto_zbee_beacon; static int proto_zbip_beacon; static int proto_zbee_ie; static int hf_zbee_nwk_fcf; static int hf_zbee_nwk_frame_type; static int hf_zbee_nwk_proto_version; static int hf_zbee_nwk_discover_route; static int hf_zbee_nwk_multicast; static int hf_zbee_nwk_security; static int hf_zbee_nwk_source_route; static int hf_zbee_nwk_ext_dst; static int hf_zbee_nwk_ext_src; static int hf_zbee_nwk_end_device_initiator; static int hf_zbee_nwk_dst; static int hf_zbee_nwk_src; static int hf_zbee_nwk_addr; static int hf_zbee_nwk_radius; static int hf_zbee_nwk_seqno; static int hf_zbee_nwk_mcast; static int hf_zbee_nwk_mcast_mode; static int hf_zbee_nwk_mcast_radius; static int hf_zbee_nwk_mcast_max_radius; static int hf_zbee_nwk_dst64; static int hf_zbee_nwk_src64; static int hf_zbee_nwk_addr64; static int hf_zbee_nwk_src64_origin; static int hf_zbee_nwk_relay_count; static int hf_zbee_nwk_relay_index; static int hf_zbee_nwk_relay; static int hf_zbee_nwk_cmd_id; static int hf_zbee_nwk_cmd_addr; static int hf_zbee_nwk_cmd_route_id; static int hf_zbee_nwk_cmd_route_dest; static int hf_zbee_nwk_cmd_route_orig; static int hf_zbee_nwk_cmd_route_resp; static int hf_zbee_nwk_cmd_route_dest_ext; static int hf_zbee_nwk_cmd_route_orig_ext; static int hf_zbee_nwk_cmd_route_resp_ext; static int hf_zbee_nwk_cmd_route_cost; static int hf_zbee_nwk_cmd_route_options; static int hf_zbee_nwk_cmd_route_opt_repair; static int hf_zbee_nwk_cmd_route_opt_multicast; static int hf_zbee_nwk_cmd_route_opt_dest_ext; static int hf_zbee_nwk_cmd_route_opt_resp_ext; static int hf_zbee_nwk_cmd_route_opt_orig_ext; static int hf_zbee_nwk_cmd_route_opt_many_to_one; static int hf_zbee_nwk_cmd_nwk_status; static int hf_zbee_nwk_cmd_nwk_status_command_id; static int hf_zbee_nwk_cmd_leave_rejoin; static int hf_zbee_nwk_cmd_leave_request; static int hf_zbee_nwk_cmd_leave_children; static int hf_zbee_nwk_cmd_relay_count; static int hf_zbee_nwk_cmd_relay_device; static int hf_zbee_nwk_cmd_cinfo; static int hf_zbee_nwk_cmd_cinfo_alt_coord; static int hf_zbee_nwk_cmd_cinfo_type; static int hf_zbee_nwk_cmd_cinfo_power; static int hf_zbee_nwk_cmd_cinfo_idle_rx; static int hf_zbee_nwk_cmd_cinfo_security; static int hf_zbee_nwk_cmd_cinfo_alloc; static int hf_zbee_nwk_cmd_rejoin_status; static int hf_zbee_nwk_cmd_link_last; static int hf_zbee_nwk_cmd_link_first; static int hf_zbee_nwk_cmd_link_count; static int hf_zbee_nwk_cmd_link_address; static int hf_zbee_nwk_cmd_link_incoming_cost; static int hf_zbee_nwk_cmd_link_outgoing_cost; static int hf_zbee_nwk_cmd_report_type; static int hf_zbee_nwk_cmd_report_count; static int hf_zbee_nwk_cmd_update_type; static int hf_zbee_nwk_cmd_update_count; static int hf_zbee_nwk_cmd_update_id; static int hf_zbee_nwk_panid; static int hf_zbee_zboss_nwk_cmd_key; static int hf_zbee_nwk_cmd_epid; static int hf_zbee_nwk_cmd_end_device_timeout_request_enum; static int hf_zbee_nwk_cmd_end_device_configuration; static int hf_zbee_nwk_cmd_end_device_timeout_resp_status; static int hf_zbee_nwk_cmd_end_device_timeout_resp_parent_info; static int hf_zbee_nwk_cmd_prnt_info_mac_data_poll_keepalive_supported; static int hf_zbee_nwk_cmd_prnt_info_ed_to_req_keepalive_supported; static int hf_zbee_nwk_cmd_prnt_info_power_negotiation_supported; static int hf_zbee_nwk_cmd_link_pwr_list_count; static int hf_zbee_nwk_cmd_link_pwr_type; static int hf_zbee_nwk_cmd_link_pwr_device_address; static int hf_zbee_nwk_cmd_link_pwr_power_delta; static int hf_zbee_nwk_cmd_association_type; /* ZigBee Beacons */ static int hf_zbee_beacon_protocol; static int hf_zbee_beacon_stack_profile; static int hf_zbee_beacon_version; static int hf_zbee_beacon_router_capacity; static int hf_zbee_beacon_depth; static int hf_zbee_beacon_end_device_capacity; static int hf_zbee_beacon_epid; static int hf_zbee_beacon_tx_offset; static int hf_zbee_beacon_update_id; static int hf_zbip_beacon_allow_join; static int hf_zbip_beacon_router_capacity; static int hf_zbip_beacon_host_capacity; static int hf_zbip_beacon_unsecure; static int hf_zbip_beacon_network_id; /* IEEE 802.15.4 IEs (Information Elements) */ static int hf_ieee802154_zigbee_ie; static int hf_ieee802154_zigbee_ie_id; static int hf_ieee802154_zigbee_ie_length; static int hf_ieee802154_zigbee_ie_tx_power; static int hf_ieee802154_zigbee_ie_source_addr; static int hf_ieee802154_zigbee_rejoin_epid; static int hf_ieee802154_zigbee_rejoin_source_addr; static int ett_zbee_nwk; static int ett_zbee_nwk_beacon; static int ett_zbee_nwk_fcf; static int ett_zbee_nwk_fcf_ext; static int ett_zbee_nwk_mcast; static int ett_zbee_nwk_route; static int ett_zbee_nwk_cmd; static int ett_zbee_nwk_cmd_options; static int ett_zbee_nwk_cmd_cinfo; static int ett_zbee_nwk_cmd_link; static int ett_zbee_nwk_cmd_ed_to_rsp_prnt_info; static int ett_zbee_nwk_cmd_link_pwr_struct; static int ett_zbee_nwk_zigbee_ie_fields; static int ett_zbee_nwk_ie_rejoin; static int ett_zbee_nwk_header; static int ett_zbee_nwk_header_ie; static int ett_zbee_nwk_beacon_bitfield; static expert_field ei_zbee_nwk_missing_payload; static dissector_handle_t aps_handle; static dissector_handle_t zbee_gp_handle; static int zbee_nwk_address_type = -1; static int zbee_nwk_tap; /********************/ /* Field Names */ /********************/ /* Frame Types */ static const value_string zbee_nwk_frame_types[] = { { ZBEE_NWK_FCF_DATA, "Data" }, { ZBEE_NWK_FCF_CMD, "Command" }, { ZBEE_NWK_FCF_INTERPAN,"Interpan" }, { 0, NULL } }; /* Route Discovery Modes */ static const value_string zbee_nwk_discovery_modes[] = { { ZBEE_NWK_FCF_DISCOVERY_SUPPRESS, "Suppress" }, { ZBEE_NWK_FCF_DISCOVERY_ENABLE, "Enable" }, { ZBEE_NWK_FCF_DISCOVERY_FORCE, "Force" }, { 0, NULL } }; /* Command Names*/ static const value_string zbee_nwk_cmd_names[] = { { ZBEE_NWK_CMD_ROUTE_REQ, "Route Request" }, { ZBEE_NWK_CMD_ROUTE_REPLY, "Route Reply" }, { ZBEE_NWK_CMD_NWK_STATUS, "Network Status" }, { ZBEE_NWK_CMD_LEAVE, "Leave" }, { ZBEE_NWK_CMD_ROUTE_RECORD, "Route Record" }, { ZBEE_NWK_CMD_REJOIN_REQ, "Rejoin Request" }, { ZBEE_NWK_CMD_REJOIN_RESP, "Rejoin Response" }, { ZBEE_NWK_CMD_LINK_STATUS, "Link Status" }, { ZBEE_NWK_CMD_NWK_REPORT, "Network Report" }, { ZBEE_NWK_CMD_NWK_UPDATE, "Network Update" }, { ZBEE_NWK_CMD_ED_TIMEOUT_REQUEST, "End Device Timeout Request" }, { ZBEE_NWK_CMD_ED_TIMEOUT_RESPONSE, "End Device Timeout Response" }, { ZBEE_NWK_CMD_LINK_PWR_DELTA, "Link Power Delta" }, { ZBEE_NWK_CMD_COMMISSIONING_REQUEST, "Network Commissioning Request" }, { ZBEE_NWK_CMD_COMMISSIONING_RESPONSE, "Network Commissioning Response" }, { 0, NULL } }; /* Many-To-One Route Discovery Modes. */ static const value_string zbee_nwk_cmd_route_many_modes[] = { { ZBEE_NWK_CMD_ROUTE_OPTION_MANY_NONE, "Not Many-to-One" }, { ZBEE_NWK_CMD_ROUTE_OPTION_MANY_REC, "With Source Routing" }, { ZBEE_NWK_CMD_ROUTE_OPTION_MANY_NOREC, "Without Source Routing" }, { 0, NULL } }; /* Rejoin Status Codes */ static const value_string zbee_nwk_rejoin_codes[] = { { IEEE802154_CMD_ASRSP_AS_SUCCESS, "Success" }, { IEEE802154_CMD_ASRSP_PAN_FULL, "PAN Full" }, { IEEE802154_CMD_ASRSP_PAN_DENIED, "PAN Access Denied" }, { 0, NULL } }; /* Network Report Types */ static const value_string zbee_nwk_report_types[] = { { ZBEE_NWK_CMD_NWK_REPORT_ID_PAN_CONFLICT, "PAN Identifier Conflict" }, { ZBEE_NWK_CMD_NWK_REPORT_ID_ZBOSS_KEY_TRACE, "ZBOSS key trace" }, { 0, NULL } }; /* Network Update Types */ static const value_string zbee_nwk_update_types[] = { { ZBEE_NWK_CMD_NWK_UPDATE_ID_PAN_UPDATE, "PAN Identifier Update" }, { 0, NULL } }; /* Network Status Codes */ static const value_string zbee_nwk_status_codes[] = { { ZBEE_NWK_STATUS_NO_ROUTE_AVAIL, "No Route Available" }, { ZBEE_NWK_STATUS_TREE_LINK_FAIL, "Tree Link Failure" }, { ZBEE_NWK_STATUS_NON_TREE_LINK_FAIL, "Non-tree Link Failure" }, { ZBEE_NWK_STATUS_LOW_BATTERY, "Low Battery" }, { ZBEE_NWK_STATUS_NO_ROUTING, "No Routing Capacity" }, { ZBEE_NWK_STATUS_NO_INDIRECT, "No Indirect Capacity" }, { ZBEE_NWK_STATUS_INDIRECT_EXPIRE, "Indirect Transaction Expiry" }, { ZBEE_NWK_STATUS_DEVICE_UNAVAIL, "Target Device Unavailable" }, { ZBEE_NWK_STATUS_ADDR_UNAVAIL, "Target Address Unallocated" }, { ZBEE_NWK_STATUS_PARENT_LINK_FAIL, "Parent Link Failure" }, { ZBEE_NWK_STATUS_VALIDATE_ROUTE, "Validate Route" }, { ZBEE_NWK_STATUS_SOURCE_ROUTE_FAIL, "Source Route Failure" }, { ZBEE_NWK_STATUS_MANY_TO_ONE_FAIL, "Many-to-One Route Failure" }, { ZBEE_NWK_STATUS_ADDRESS_CONFLICT, "Address Conflict" }, { ZBEE_NWK_STATUS_VERIFY_ADDRESS, "Verify Address" }, { ZBEE_NWK_STATUS_PANID_UPDATE, "PAN ID Update" }, { ZBEE_NWK_STATUS_ADDRESS_UPDATE, "Network Address Update" }, { ZBEE_NWK_STATUS_BAD_FRAME_COUNTER, "Bad Frame Counter" }, { ZBEE_NWK_STATUS_BAD_KEY_SEQNO, "Bad Key Sequence Number" }, { 0, NULL } }; /* Stack Profile Values. */ static const value_string zbee_nwk_stack_profiles[] = { { 0x00, "Network Specific" }, { 0x01, "ZigBee Home" }, { 0x02, "ZigBee PRO" }, { 0, NULL } }; /* ED Requested Timeout Enumerated Values */ static const value_string zbee_nwk_end_device_timeout_request[] = { { 0, "10 sec" }, { 1, "2 min" }, { 2, "4 min" }, { 3, "8 min" }, { 4, "16 min" }, { 5, "32 min" }, { 6, "64 min" }, { 7, "128 min" }, { 8, "256 min" }, { 9, "512 min" }, { 10, "1024 min" }, { 11, "2048 min" }, { 12, "4096 min" }, { 13, "8192 min" }, { 14, "16384 min" }, { 0, NULL } }; /* End Device Timeout Response Status Codes */ static const value_string zbee_nwk_end_device_timeout_resp_status[] = { { 0, "Success" }, { 1, "Incorrect value" }, { 0, NULL } }; /* Names of IEEE 802.15.4 IEs (Information Elements) for ZigBee */ static const value_string ieee802154_zigbee_ie_names[] = { { ZBEE_ZIGBEE_IE_REJOIN, "Rejoin" }, { ZBEE_ZIGBEE_IE_TX_POWER, "Tx Power" }, { ZBEE_ZIGBEE_IE_BEACON_PAYLOAD, "Extended Beacon Payload" }, { 0, NULL } }; /* Stack Profile Values. */ static const value_string zbee_nwk_link_power_delta_types[] = { { 0x00, "Notification" }, { 0x01, "Request" }, { 0x02, "Response" }, { 0x03, "Reserved" }, { 0, NULL } }; static const value_string zbee_nwk_commissioning_types[] = { { 0x00, "Initial Join with Key Negotiation" }, { 0x01, "Rejoin with Key Negotiation" }, { 0, NULL } }; /* TODO: much of the following copied from ieee80154 dissector */ /*------------------------------------- * Hash Tables and Lists *------------------------------------- */ ieee802154_map_tab_t zbee_nwk_map; GHashTable *zbee_table_nwk_keyring; GHashTable *zbee_table_link_keyring; static int zbee_nwk_address_to_str(const address* addr, char *buf, int buf_len) { uint16_t zbee_nwk_addr = pletoh16(addr->data); if ((zbee_nwk_addr == ZBEE_BCAST_ALL) || (zbee_nwk_addr == ZBEE_BCAST_ACTIVE) || (zbee_nwk_addr == ZBEE_BCAST_ROUTERS)) { return (int)g_strlcpy(buf, "Broadcast", buf_len) + 1; } else { return snprintf(buf, buf_len, "0x%04x", zbee_nwk_addr) + 1; } } static int zbee_nwk_address_str_len(const address* addr _U_) { return sizeof("Broadcast"); } static int zbee_nwk_address_len(void) { return sizeof(uint16_t); } /** *Extracts an integer sub-field from an int with a given mask * */ unsigned zbee_get_bit_field(unsigned input, unsigned mask) { /* Sanity Check, don't want infinite loops. */ if (mask == 0) return 0; /* Shift input and mask together. */ while (!(mask & 0x1)) { input >>= 1; mask >>=1; } /* while */ return (input & mask); } /* zbee_get_bit_field */ /** *Heuristic interpreter for the ZigBee network dissectors. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to data tree Wireshark uses to display packet. *@return Boolean value, whether it handles the packet or not. */ static bool dissect_zbee_nwk_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { ieee802154_packet *packet = (ieee802154_packet *)data; uint16_t fcf; unsigned ver; unsigned type; /* All ZigBee frames must always have a 16-bit source and destination address. */ if (packet == NULL) return false; /* If the frame type and version are not sane, then it's probably not ZigBee. */ fcf = tvb_get_letohs(tvb, 0); ver = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_VERSION); type = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_FRAME_TYPE); if ((ver < ZBEE_VERSION_2004) || (ver > ZBEE_VERSION_2007)) return false; if (!try_val_to_str(type, zbee_nwk_frame_types)) return false; /* All interpan frames should originate from an extended address. */ if (type == ZBEE_NWK_FCF_INTERPAN) { if (packet->src_addr_mode != IEEE802154_FCF_ADDR_EXT) return false; } /* All other ZigBee frames must have 16-bit source and destination addresses. */ else { if (packet->src_addr_mode != IEEE802154_FCF_ADDR_SHORT) return false; if (packet->dst_addr_mode != IEEE802154_FCF_ADDR_SHORT) return false; } /* Assume it's ZigBee */ dissect_zbee_nwk(tvb, pinfo, tree, packet); return true; } /* dissect_zbee_heur */ /** *ZigBee NWK packet dissection routine for 2006, 2007 and Pro stack versions. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields. *@param tree pointer to data tree Wireshark uses to display packet. *@param data raw packet private data. */ static int dissect_zbee_nwk_full(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { tvbuff_t *payload_tvb = NULL; proto_item *proto_root; proto_item *ti = NULL; proto_tree *nwk_tree; zbee_nwk_packet packet; ieee802154_packet *ieee_packet; unsigned offset = 0; char *src_addr, *dst_addr; uint16_t fcf; ieee802154_short_addr addr16; ieee802154_map_rec *map_rec; ieee802154_hints_t *ieee_hints; zbee_nwk_hints_t *nwk_hints; bool unicast_src; static int * const fcf_flags_2007[] = { &hf_zbee_nwk_frame_type, &hf_zbee_nwk_proto_version, &hf_zbee_nwk_discover_route, &hf_zbee_nwk_multicast, &hf_zbee_nwk_security, &hf_zbee_nwk_source_route, &hf_zbee_nwk_ext_dst, &hf_zbee_nwk_ext_src, &hf_zbee_nwk_end_device_initiator, NULL }; static int * const fcf_flags[] = { &hf_zbee_nwk_frame_type, &hf_zbee_nwk_proto_version, &hf_zbee_nwk_discover_route, &hf_zbee_nwk_security, NULL }; /* Reject the packet if data is NULL */ if (data == NULL) return 0; ieee_packet = (ieee802154_packet *)data; memset(&packet, 0, sizeof(packet)); /* Set up hint structures */ if (!pinfo->fd->visited) { /* Allocate frame data with hints for upper layers */ nwk_hints = wmem_new0(wmem_file_scope(), zbee_nwk_hints_t); p_add_proto_data(wmem_file_scope(), pinfo, proto_zbee_nwk, 0, nwk_hints); } else { /* Retrieve existing structure */ nwk_hints = (zbee_nwk_hints_t *)p_get_proto_data(wmem_file_scope(), pinfo, proto_zbee_nwk, 0); } ieee_hints = (ieee802154_hints_t *)p_get_proto_data(wmem_file_scope(), pinfo, proto_get_id_by_filter_name(IEEE802154_PROTOABBREV_WPAN), 0); /* Add ourself to the protocol column, clear the info column, and create the protocol tree. */ col_set_str(pinfo->cinfo, COL_PROTOCOL, "ZigBee"); col_clear(pinfo->cinfo, COL_INFO); proto_root = proto_tree_add_item(tree, proto_zbee_nwk, tvb, offset, -1, ENC_NA); nwk_tree = proto_item_add_subtree(proto_root, ett_zbee_nwk); /* Get and parse the FCF */ fcf = tvb_get_letohs(tvb, offset); packet.type = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_FRAME_TYPE); packet.version = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_VERSION); packet.discovery = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_DISCOVER_ROUTE); packet.security = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_SECURITY); packet.multicast = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_MULTICAST); packet.route = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_SOURCE_ROUTE); packet.ext_dst = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_EXT_DEST); packet.ext_src = zbee_get_bit_field(fcf, ZBEE_NWK_FCF_EXT_SOURCE); /* Display the FCF. */ if (packet.version >= ZBEE_VERSION_2007) { ti = proto_tree_add_bitmask(nwk_tree, tvb, offset, hf_zbee_nwk_fcf, ett_zbee_nwk_fcf, fcf_flags_2007, ENC_LITTLE_ENDIAN); } else { ti = proto_tree_add_bitmask(nwk_tree, tvb, offset, hf_zbee_nwk_fcf, ett_zbee_nwk_fcf, fcf_flags, ENC_LITTLE_ENDIAN); } proto_item_append_text(ti, " %s", val_to_str_const(packet.type, zbee_nwk_frame_types, "Unknown")); offset += 2; /* Add the frame type to the info column and protocol root. */ proto_item_append_text(proto_root, " %s", val_to_str_const(packet.type, zbee_nwk_frame_types, "Unknown Type")); col_set_str(pinfo->cinfo, COL_INFO, val_to_str_const(packet.type, zbee_nwk_frame_types, "Reserved Frame Type")); if (packet.type != ZBEE_NWK_FCF_INTERPAN) { /* Get the destination address. */ packet.dst = tvb_get_letohs(tvb, offset); set_address_tvb(&pinfo->net_dst, zbee_nwk_address_type, 2, tvb, offset); copy_address_shallow(&pinfo->dst, &pinfo->net_dst); dst_addr = address_to_str(pinfo->pool, &pinfo->dst); proto_tree_add_uint(nwk_tree, hf_zbee_nwk_dst, tvb, offset, 2, packet.dst); ti = proto_tree_add_uint(nwk_tree, hf_zbee_nwk_addr, tvb, offset, 2, packet.dst); proto_item_set_generated(ti); proto_item_set_hidden(ti); offset += 2; proto_item_append_text(proto_root, ", Dst: %s", dst_addr); col_append_fstr(pinfo->cinfo, COL_INFO, ", Dst: %s", dst_addr); /* Get the short nwk source address and pass it to upper layers */ packet.src = tvb_get_letohs(tvb, offset); set_address_tvb(&pinfo->net_src, zbee_nwk_address_type, 2, tvb, offset); copy_address_shallow(&pinfo->src, &pinfo->net_src); src_addr = address_to_str(pinfo->pool, &pinfo->src); if (nwk_hints) nwk_hints->src = packet.src; proto_tree_add_uint(nwk_tree, hf_zbee_nwk_src, tvb, offset, 2, packet.src); ti = proto_tree_add_uint(nwk_tree, hf_zbee_nwk_addr, tvb, offset, 2, packet.src); proto_item_set_generated(ti); proto_item_set_hidden(ti); offset += 2; if ( (packet.src == ZBEE_BCAST_ALL) || (packet.src == ZBEE_BCAST_ACTIVE) || (packet.src == ZBEE_BCAST_ROUTERS)){ /* Source Broadcast doesn't make much sense. */ unicast_src = false; } else { unicast_src = true; } proto_item_append_text(proto_root, ", Src: %s", src_addr); col_append_fstr(pinfo->cinfo, COL_INFO, ", Src: %s", src_addr); /* Get and display the radius. */ packet.radius = tvb_get_uint8(tvb, offset); proto_tree_add_uint(nwk_tree, hf_zbee_nwk_radius, tvb, offset, 1, packet.radius); offset += 1; /* Get and display the sequence number. */ packet.seqno = tvb_get_uint8(tvb, offset); proto_tree_add_uint(nwk_tree, hf_zbee_nwk_seqno, tvb, offset, 1, packet.seqno); offset += 1; /* Add the extended destination address (ZigBee 2006 and later). */ if ((packet.version >= ZBEE_VERSION_2007) && packet.ext_dst) { packet.dst64 = tvb_get_letoh64(tvb, offset); proto_tree_add_item(nwk_tree, hf_zbee_nwk_dst64, tvb, offset, 8, ENC_LITTLE_ENDIAN); ti = proto_tree_add_eui64(nwk_tree, hf_zbee_nwk_addr64, tvb, offset, 8, packet.dst64); proto_item_set_generated(ti); proto_item_set_hidden(ti); offset += 8; } /* Display the extended source address. (ZigBee 2006 and later). */ if (packet.version >= ZBEE_VERSION_2007) { addr16.pan = ieee_packet->src_pan; if (packet.ext_src) { packet.src64 = tvb_get_letoh64(tvb, offset); proto_tree_add_item(nwk_tree, hf_zbee_nwk_src64, tvb, offset, 8, ENC_LITTLE_ENDIAN); ti = proto_tree_add_eui64(nwk_tree, hf_zbee_nwk_addr64, tvb, offset, 8, packet.src64); proto_item_set_generated(ti); proto_item_set_hidden(ti); offset += 8; if (!pinfo->fd->visited && nwk_hints) { /* Provide hints to upper layers */ nwk_hints->src_pan = ieee_packet->src_pan; /* Update nwk extended address hash table */ if ( unicast_src ) { nwk_hints->map_rec = ieee802154_addr_update(&zbee_nwk_map, packet.src, addr16.pan, packet.src64, pinfo->current_proto, pinfo->num); } } } else { /* See if extended source info was previously sniffed */ if (!pinfo->fd->visited && nwk_hints) { nwk_hints->src_pan = ieee_packet->src_pan; addr16.addr = packet.src; map_rec = (ieee802154_map_rec *) g_hash_table_lookup(zbee_nwk_map.short_table, &addr16); if (map_rec) { /* found a nwk mapping record */ nwk_hints->map_rec = map_rec; } else { /* does ieee layer know? */ map_rec = (ieee802154_map_rec *) g_hash_table_lookup(ieee_packet->short_table, &addr16); if (map_rec) nwk_hints->map_rec = map_rec; } } /* (!pinfo->fd->visited) */ else { if (nwk_hints && nwk_hints->map_rec ) { /* Display inferred source address info */ ti = proto_tree_add_eui64(nwk_tree, hf_zbee_nwk_src64, tvb, offset, 0, nwk_hints->map_rec->addr64); proto_item_set_generated(ti); ti = proto_tree_add_eui64(nwk_tree, hf_zbee_nwk_addr64, tvb, offset, 0, nwk_hints->map_rec->addr64); proto_item_set_generated(ti); proto_item_set_hidden(ti); if ( nwk_hints->map_rec->start_fnum ) { ti = proto_tree_add_uint(nwk_tree, hf_zbee_nwk_src64_origin, tvb, 0, 0, nwk_hints->map_rec->start_fnum); } else { ti = proto_tree_add_uint_format_value(nwk_tree, hf_zbee_nwk_src64_origin, tvb, 0, 0, 0, "Pre-configured"); } proto_item_set_generated(ti); } } } /* If ieee layer didn't know its extended source address, and nwk layer does, fill it in */ if (!pinfo->fd->visited) { if ( (ieee_packet->src_addr_mode == IEEE802154_FCF_ADDR_SHORT) && ieee_hints && !ieee_hints->map_rec ) { addr16.pan = ieee_packet->src_pan; addr16.addr = ieee_packet->src16; map_rec = (ieee802154_map_rec *) g_hash_table_lookup(zbee_nwk_map.short_table, &addr16); if (map_rec) { /* found a ieee mapping record */ ieee_hints->map_rec = map_rec; } } } /* (!pinfo->fd->visited */ } /* (pinfo->zbee_stack_vers >= ZBEE_VERSION_2007) */ /* Add multicast control field (ZigBee 2006 and later). */ if ((packet.version >= ZBEE_VERSION_2007) && packet.multicast) { static int * const multicast_flags[] = { &hf_zbee_nwk_mcast_mode, &hf_zbee_nwk_mcast_radius, &hf_zbee_nwk_mcast_max_radius, NULL }; uint8_t mcast_control = tvb_get_uint8(tvb, offset); packet.mcast_mode = zbee_get_bit_field(mcast_control, ZBEE_NWK_MCAST_MODE); packet.mcast_radius = zbee_get_bit_field(mcast_control, ZBEE_NWK_MCAST_RADIUS); packet.mcast_max_radius = zbee_get_bit_field(mcast_control, ZBEE_NWK_MCAST_MAX_RADIUS); proto_tree_add_bitmask(nwk_tree, tvb, offset, hf_zbee_nwk_mcast, ett_zbee_nwk_mcast, multicast_flags, ENC_NA); offset += 1; } /* Add the Source Route field. (ZigBee 2006 and later). */ if ((packet.version >= ZBEE_VERSION_2007) && packet.route) { proto_tree *field_tree; uint8_t relay_count; uint16_t relay_addr; unsigned i; /* Create a subtree for the source route field. */ field_tree = proto_tree_add_subtree(nwk_tree, tvb, offset, 1, ett_zbee_nwk_route, &ti, "Source Route"); /* Get and display the relay count. */ relay_count = tvb_get_uint8(tvb, offset); proto_tree_add_uint(field_tree, hf_zbee_nwk_relay_count, tvb, offset, 1, relay_count); proto_item_append_text(ti, ", Length: %d", relay_count); offset += 1; /* Correct the length of the source route fields. */ proto_item_set_len(ti, 1 + relay_count*2); /* Get and display the relay index. */ proto_tree_add_item(field_tree, hf_zbee_nwk_relay_index, tvb, offset, 1, ENC_NA); offset += 1; /* Get and display the relay list. */ for (i=0; i= tvb_captured_length(tvb)) { /* Non-existent or truncated payload. */ expert_add_info(pinfo, proto_root, &ei_zbee_nwk_missing_payload); return tvb_captured_length(tvb); } /* Payload is encrypted, attempt security operations. */ else if (packet.security) { payload_tvb = dissect_zbee_secure(tvb, pinfo, nwk_tree, offset); if (payload_tvb == NULL) { /* If Payload_tvb is NULL, then the security dissector cleaned up. */ return tvb_captured_length(tvb); } } /* Plaintext payload. */ else { payload_tvb = tvb_new_subset_remaining(tvb, offset); } if (packet.type == ZBEE_NWK_FCF_CMD) { /* Dissect the Network Command. */ dissect_zbee_nwk_cmd(payload_tvb, pinfo, nwk_tree, &packet); } else if (packet.type == ZBEE_NWK_FCF_DATA || packet.type == ZBEE_NWK_FCF_INTERPAN) { /* Dissect the Network Payload (APS layer). */ call_dissector_with_data(aps_handle, payload_tvb, pinfo, tree, &packet); } else { /* Invalid type. */ call_data_dissector(payload_tvb, pinfo, tree); } tap_queue_packet(zbee_nwk_tap, pinfo, NULL); return tvb_captured_length(tvb); } /* dissect_zbee_nwk */ /** *ZigBee packet dissection with proto version determination. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields. *@param tree pointer to data tree Wireshark uses to display packet. *@param data raw packet private data. */ static int dissect_zbee_nwk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data) { uint8_t fcf0; uint8_t proto_version; fcf0 = tvb_get_uint8(tvb, 0); proto_version = (fcf0 & ZBEE_NWK_FCF_VERSION) >> 2; if (proto_version == ZBEE_VERSION_GREEN_POWER) { call_dissector(zbee_gp_handle, tvb, pinfo, tree); } else { /* TODO: add check for FCF proto versions. */ dissect_zbee_nwk_full(tvb, pinfo, tree, data); } return tvb_captured_length(tvb); } /** *ZigBee Network command packet dissection routine for Wireshark. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to data tree Wireshark uses to display packet. */ static void dissect_zbee_nwk_cmd(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet* packet) { proto_tree *cmd_tree; proto_item *cmd_root; unsigned offset=0; uint8_t cmd_id = tvb_get_uint8(tvb, offset); /* Create a subtree for this command. */ cmd_tree = proto_tree_add_subtree_format(tree, tvb, offset, -1, ett_zbee_nwk_cmd, &cmd_root, "Command Frame: %s", val_to_str_const(cmd_id, zbee_nwk_cmd_names, "Unknown")); /* Add the command ID. */ proto_tree_add_uint(cmd_tree, hf_zbee_nwk_cmd_id, tvb, offset, 1, cmd_id); offset += 1; /* Add the command name to the info column. */ col_set_str(pinfo->cinfo, COL_INFO, val_to_str_const(cmd_id, zbee_nwk_cmd_names, "Unknown Command")); /* Handle the command. */ switch(cmd_id){ case ZBEE_NWK_CMD_ROUTE_REQ: /* Route Request Command. */ offset = dissect_zbee_nwk_route_req(tvb, pinfo, cmd_tree, packet, offset); break; case ZBEE_NWK_CMD_ROUTE_REPLY: /* Route Reply Command. */ offset = dissect_zbee_nwk_route_rep(tvb, pinfo, cmd_tree, offset, packet->version); break; case ZBEE_NWK_CMD_NWK_STATUS: /* Network Status Command. */ offset = dissect_zbee_nwk_status(tvb, pinfo, cmd_tree, offset); break; case ZBEE_NWK_CMD_LEAVE: /* Leave Command. */ offset = dissect_zbee_nwk_leave(tvb, cmd_tree, offset); break; case ZBEE_NWK_CMD_ROUTE_RECORD: /* Route Record Command. */ offset = dissect_zbee_nwk_route_rec(tvb, pinfo, cmd_tree, packet, offset); break; case ZBEE_NWK_CMD_REJOIN_REQ: /* Rejoin Request Command. */ offset = dissect_zbee_nwk_rejoin_req(tvb, pinfo, cmd_tree, packet, offset); break; case ZBEE_NWK_CMD_REJOIN_RESP: /* Rejoin Response Command. */ offset = dissect_zbee_nwk_rejoin_resp(tvb, pinfo, cmd_tree, packet, offset); break; case ZBEE_NWK_CMD_LINK_STATUS: /* Link Status Command. */ offset = dissect_zbee_nwk_link_status(tvb, cmd_tree, offset); break; case ZBEE_NWK_CMD_NWK_REPORT: /* Network Report Command. */ offset = dissect_zbee_nwk_report(tvb, pinfo, cmd_tree, offset); break; case ZBEE_NWK_CMD_NWK_UPDATE: /* Network Update Command. */ offset = dissect_zbee_nwk_update(tvb, pinfo, cmd_tree, offset); break; case ZBEE_NWK_CMD_ED_TIMEOUT_REQUEST: /* Network End Device Timeout Request Command. */ offset = dissect_zbee_nwk_ed_timeout_request(tvb, cmd_tree, offset); break; case ZBEE_NWK_CMD_ED_TIMEOUT_RESPONSE: /* Network End Device Timeout Response Command. */ offset = dissect_zbee_nwk_ed_timeout_response(tvb, pinfo, cmd_tree, offset); break; case ZBEE_NWK_CMD_LINK_PWR_DELTA: offset = dissect_zbee_nwk_link_pwr_delta(tvb, pinfo, cmd_tree, offset); break; case ZBEE_NWK_CMD_COMMISSIONING_REQUEST: /* Network Commissioning Request Command. */ offset = dissect_zbee_nwk_commissioning_request(tvb, pinfo, cmd_tree, packet, offset); break; case ZBEE_NWK_CMD_COMMISSIONING_RESPONSE: /* Network Commissioning Response Command. */ offset = dissect_zbee_nwk_commissioning_response(tvb, pinfo, cmd_tree, packet, offset); break; default: /* Just break out and let the overflow handler deal with the payload. */ break; } /* switch */ /* Dissect any TLVs */ offset = dissect_zbee_tlvs(tvb, pinfo, tree, offset, NULL, ZBEE_TLV_SRC_TYPE_ZBEE_NWK, cmd_id); /* There is excess data in the packet. */ if (offset < tvb_captured_length(tvb)) { /* There are leftover bytes! */ tvbuff_t *leftover_tvb = tvb_new_subset_remaining(tvb, offset); proto_tree *root; /* Correct the length of the command tree. */ root = proto_tree_get_root(tree); proto_item_set_len(cmd_root, offset); /* Dump the leftover to the data dissector. */ call_data_dissector(leftover_tvb, pinfo, root); } } /* dissect_zbee_nwk_cmd */ /** *Helper dissector for the Route Request command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param packet pointer to the network packet struct. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_route_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset) { uint8_t route_options; uint16_t dest_addr; static int * const nwk_route_command_options_2007[] = { &hf_zbee_nwk_cmd_route_opt_multicast, &hf_zbee_nwk_cmd_route_opt_dest_ext, &hf_zbee_nwk_cmd_route_opt_many_to_one, NULL }; static int * const nwk_route_command_options[] = { &hf_zbee_nwk_cmd_route_opt_repair, NULL }; /* Get and display the route options field. */ route_options = tvb_get_uint8(tvb, offset); if (packet->version >= ZBEE_VERSION_2007) { proto_tree_add_bitmask(tree, tvb, offset, hf_zbee_nwk_cmd_route_options, ett_zbee_nwk_cmd_options, nwk_route_command_options_2007, ENC_NA); } else { proto_tree_add_bitmask(tree, tvb, offset, hf_zbee_nwk_cmd_route_options, ett_zbee_nwk_cmd_options, nwk_route_command_options, ENC_NA); } offset += 1; /* Get and display the route request ID. */ proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_id, tvb, offset, 1, ENC_NA); offset += 1; /* Get and display the destination address. */ dest_addr = tvb_get_letohs(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_route_dest, tvb, offset, 2, dest_addr); offset += 2; /* Get and display the path cost. */ proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_cost, tvb, offset, 1, ENC_NA); offset += 1; /* Get and display the extended destination address. */ if (route_options & ZBEE_NWK_CMD_ROUTE_OPTION_DEST_EXT) { proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_dest_ext, tvb, offset, 8, ENC_LITTLE_ENDIAN); offset += 8; } /* Update the info column. */ if (route_options & ZBEE_NWK_CMD_ROUTE_OPTION_MANY_MASK) { col_clear(pinfo->cinfo, COL_INFO); col_append_str(pinfo->cinfo, COL_INFO, "Many-to-One Route Request"); } col_append_fstr(pinfo->cinfo, COL_INFO, ", Dst: 0x%04x, Src: 0x%04x", dest_addr, packet->src); /* Done */ return offset; } /* dissect_zbee_nwk_route_req */ /** *Helper dissector for the Route Reply command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_route_rep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset, uint8_t version) { uint8_t route_options; uint16_t orig_addr; uint16_t resp_addr; static int * const nwk_route_command_options_2007[] = { &hf_zbee_nwk_cmd_route_opt_multicast, &hf_zbee_nwk_cmd_route_opt_resp_ext, &hf_zbee_nwk_cmd_route_opt_orig_ext, NULL }; static int * const nwk_route_command_options[] = { &hf_zbee_nwk_cmd_route_opt_repair, NULL }; /* Get and display the route options field. */ route_options = tvb_get_uint8(tvb, offset); if (version >= ZBEE_VERSION_2007) { proto_tree_add_bitmask(tree, tvb, offset, hf_zbee_nwk_cmd_route_options, ett_zbee_nwk_cmd_options, nwk_route_command_options_2007, ENC_NA); } else { proto_tree_add_bitmask(tree, tvb, offset, hf_zbee_nwk_cmd_route_options, ett_zbee_nwk_cmd_options, nwk_route_command_options, ENC_NA); } offset += 1; /* Get and display the route request ID. */ proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_id, tvb, offset, 1, ENC_NA); offset += 1; /* Get and display the originator address. */ orig_addr = tvb_get_letohs(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_route_orig, tvb, offset, 2, orig_addr); offset += 2; /* Get and display the responder address. */ resp_addr = tvb_get_letohs(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_route_resp, tvb, offset, 2, resp_addr); offset += 2; /* Get and display the path cost. */ proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_cost, tvb, offset, 1, ENC_NA); offset += 1; /* Get and display the originator extended address. */ if (route_options & ZBEE_NWK_CMD_ROUTE_OPTION_ORIG_EXT) { proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_orig_ext, tvb, offset, 8, ENC_LITTLE_ENDIAN); offset += 8; } /* Get and display the responder extended address. */ if (route_options & ZBEE_NWK_CMD_ROUTE_OPTION_RESP_EXT) { proto_tree_add_item(tree, hf_zbee_nwk_cmd_route_resp_ext, tvb, offset, 8, ENC_LITTLE_ENDIAN); offset += 8; } /* Update the info column. */ col_append_fstr(pinfo->cinfo, COL_INFO, ", Responder: 0x%04x, Originator: 0x%04x", resp_addr, orig_addr); /* Done */ return offset; } /* dissect_zbee_nwk_route_rep */ /** *Helper dissector for the Network Status command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_status(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset) { uint8_t status_code; uint8_t command_id; uint16_t addr; /* Get and display the status code. */ status_code = tvb_get_uint8(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_nwk_status, tvb, offset, 1, status_code); offset += 1; /* Get and display the destination address. */ addr = tvb_get_letohs(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_route_dest, tvb, offset, 2, addr); offset += 2; /* Update the info column. */ col_append_fstr(pinfo->cinfo, COL_INFO, ", 0x%04x: %s", addr, val_to_str_const(status_code, zbee_nwk_status_codes, "Unknown Status Code")); if (status_code == ZBEE_NWK_STATUS_UNKNOWN_COMMAND) { command_id = tvb_get_uint8(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_nwk_status_command_id, tvb, offset, 1, command_id); col_append_fstr(pinfo->cinfo, COL_INFO, ", Unknown Command ID 0x%02x (%s)", command_id, val_to_str_const(command_id, zbee_nwk_cmd_names, "Unknown ID")); offset++; } /* Done */ return offset; } /* dissect_zbee_nwk_status */ /** *Helper dissector for the Leave command. * *@param tvb pointer to buffer containing raw packet. *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_leave(tvbuff_t *tvb, proto_tree *tree, unsigned offset) { static int * const leave_options[] = { &hf_zbee_nwk_cmd_leave_rejoin, &hf_zbee_nwk_cmd_leave_request, &hf_zbee_nwk_cmd_leave_children, NULL }; /* Get and display the leave options. */ proto_tree_add_bitmask_list(tree, tvb, offset, 1, leave_options, ENC_NA); offset += 1; /* Done */ return offset; } /* dissect_zbee_nwk_leave */ /** *Helper dissector for the Route Record command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param packet pointer to the network packet struct. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_route_rec(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset) { uint8_t relay_count; uint16_t relay_addr; unsigned i; /* Get and display the relay count. */ relay_count = tvb_get_uint8(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_relay_count, tvb, offset, 1, relay_count); offset += 1; /* Get and display the relay addresses. */ for (i=0; icinfo, COL_INFO, ", Dst: 0x%04x", packet->dst); /* Done */ return offset; } /* dissect_zbee_nwk_route_rec */ /** *Helper dissector for the Rejoin Request command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param packet pointer to the network packet struct. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_rejoin_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet, unsigned offset) { static int * const capabilities[] = { &hf_zbee_nwk_cmd_cinfo_alt_coord, &hf_zbee_nwk_cmd_cinfo_type, &hf_zbee_nwk_cmd_cinfo_power, &hf_zbee_nwk_cmd_cinfo_idle_rx, &hf_zbee_nwk_cmd_cinfo_security, &hf_zbee_nwk_cmd_cinfo_alloc, NULL }; proto_tree_add_bitmask(tree, tvb, offset, hf_zbee_nwk_cmd_cinfo, ett_zbee_nwk_cmd_cinfo, capabilities, ENC_NA); offset += 1; /* Update the info column.*/ col_append_fstr(pinfo->cinfo, COL_INFO, ", Device: 0x%04x", packet->src); /* Done */ return offset; } /* dissect_zbee_nwk_rejoin_req */ /** *Helper dissector for the Rejoin Response command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param packet pointer to the network packet struct. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_rejoin_resp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet _U_, unsigned offset) { uint8_t status; uint16_t new_address; /* Get and display the short address. */ new_address = tvb_get_uint16(tvb, offset, ENC_LITTLE_ENDIAN); proto_tree_add_item(tree, hf_zbee_nwk_cmd_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; /* Get and display the rejoin status. */ status = tvb_get_uint8(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_rejoin_status, tvb, offset, 1, status); offset += 1; /* Update the info column. */ if (status == IEEE802154_CMD_ASRSP_AS_SUCCESS) { col_append_fstr(pinfo->cinfo, COL_INFO, ", New Address: 0x%04x", new_address); } else { col_append_fstr(pinfo->cinfo, COL_INFO, ", %s", val_to_str_const(status, zbee_nwk_rejoin_codes, "Unknown Rejoin Response")); } /* Done */ return offset; } /* dissect_zbee_nwk_rejoin_resp */ /** *Helper dissector for the Link Status command. * *@param tvb pointer to buffer containing raw packet. *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_link_status(tvbuff_t *tvb, proto_tree *tree, unsigned offset) { uint8_t options; int i, link_count; proto_tree *subtree; static int * const link_options[] = { &hf_zbee_nwk_cmd_link_last, &hf_zbee_nwk_cmd_link_first, &hf_zbee_nwk_cmd_link_count, NULL }; /* Get and Display the link status options. */ options = tvb_get_uint8(tvb, offset); link_count = options & ZBEE_NWK_CMD_LINK_OPTION_COUNT_MASK; proto_tree_add_bitmask_list(tree, tvb, offset, 1, link_options, ENC_NA); offset += 1; /* Get and Display the link status list. */ for (i=0; icinfo, COL_INFO, ", %s", val_to_str_const(status, zbee_nwk_end_device_timeout_resp_status, "Unknown Status")); return offset; } /* dissect_zbee_nwk_ed_timeout_response */ /** *Helper dissector for the Link Power Delta command. * *@param tvb pointer to buffer containing raw packet. *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_link_pwr_delta(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, unsigned offset) { int i; int count; int delta; uint8_t type; uint16_t addr; proto_tree *subtree; type = tvb_get_uint8(tvb, offset) & ZBEE_NWK_CMD_NWK_LINK_PWR_DELTA_TYPE_MASK; proto_tree_add_item(tree, hf_zbee_nwk_cmd_link_pwr_type, tvb, offset, 1, ENC_NA); offset++; count = tvb_get_uint8(tvb, offset); proto_tree_add_item(tree, hf_zbee_nwk_cmd_link_pwr_list_count, tvb, offset, 1, ENC_NA); offset++; proto_item_append_text(tree, ": %s, Count %d", val_to_str_const(type, zbee_nwk_link_power_delta_types, "Unknown"), count); for (i=0; icinfo, COL_INFO, ", Device: 0x%04x", packet->src); return offset; } /* dissect_zbee_nwk_commissioning_request */ /** *Helper dissector for the Commissioning Response command. * *@param tvb pointer to buffer containing raw packet. *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_commissioning_response(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, zbee_nwk_packet * packet _U_, unsigned offset) { uint8_t status; uint16_t new_address; /* Get and display the short address. */ new_address = tvb_get_uint16(tvb, offset, ENC_LITTLE_ENDIAN); proto_tree_add_item(tree, hf_zbee_nwk_cmd_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; /* Get and display the rejoin status. */ status = tvb_get_uint8(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_rejoin_status, tvb, offset, 1, status); offset += 1; /* Update the info column. */ if (status == IEEE802154_CMD_ASRSP_AS_SUCCESS) { col_append_fstr(pinfo->cinfo, COL_INFO, ", New Address: 0x%04x", new_address); } else { col_append_fstr(pinfo->cinfo, COL_INFO, ", %s", val_to_str_const(status, zbee_nwk_rejoin_codes, "Unknown Commissioning Response")); } return offset; } /* dissect_zbee_nwk_commissioning_response */ /** *Helper dissector for the Network Report command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_report(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset) { uint8_t options; uint8_t report_type; int report_count; int i; /* Get and display the command options field. */ options = tvb_get_uint8(tvb, offset); report_count = options & ZBEE_NWK_CMD_NWK_REPORT_COUNT_MASK; report_type = options & ZBEE_NWK_CMD_NWK_REPORT_ID_MASK; proto_tree_add_uint(tree, hf_zbee_nwk_cmd_report_type, tvb, offset, 1, report_type); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_report_count, tvb, offset, 1, report_count); offset += 1; report_type >>= ws_ctz(ZBEE_NWK_CMD_NWK_REPORT_ID_MASK); /* Get and display the epid. */ proto_tree_add_item(tree, hf_zbee_nwk_cmd_epid, tvb, offset, 8, ENC_LITTLE_ENDIAN); offset += 8; if (report_type == ZBEE_NWK_CMD_NWK_REPORT_ID_PAN_CONFLICT) { /* Report information contains a list of PANS with range of the sender. */ for (i=0; icinfo, COL_INFO, ", %s", val_to_str_const(report_type, zbee_nwk_report_types, "Unknown Report Type")); /* Done */ return offset; } /* dissect_zbee_nwk_report */ /** *Helper dissector for the Network Update command. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to the command subtree. *@param offset into the tvb to begin dissection. *@return offset after command dissection. */ static unsigned dissect_zbee_nwk_update(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, unsigned offset) { uint8_t options; uint8_t update_type; uint8_t update_id; int update_count; int i; /* Get and display the command options field. */ options = tvb_get_uint8(tvb, offset); update_count = options & ZBEE_NWK_CMD_NWK_UPDATE_COUNT_MASK; update_type = options & ZBEE_NWK_CMD_NWK_UPDATE_ID_MASK; proto_tree_add_uint(tree, hf_zbee_nwk_cmd_update_type, tvb, offset, 1, update_type); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_update_count, tvb, offset, 1, update_count); offset += 1; /* Get and display the epid. */ proto_tree_add_item(tree, hf_zbee_nwk_cmd_epid, tvb, offset, 8, ENC_LITTLE_ENDIAN); offset += 8; /* Get and display the updateID. */ update_id = tvb_get_uint8(tvb, offset); proto_tree_add_uint(tree, hf_zbee_nwk_cmd_update_id, tvb, offset, 1, update_id); offset += 1; if (update_type == ZBEE_NWK_CMD_NWK_UPDATE_ID_PAN_UPDATE) { /* Report information contains a list of PANS with range of the sender. */ for (i=0; icinfo, COL_INFO, ", %s", val_to_str_const(update_type, zbee_nwk_update_types, "Unknown Update Type")); /* Done */ return offset; } /* dissect_zbee_nwk_update */ /** *Heuristic interpreter for the ZigBee PRO beacon dissectors. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to data tree Wireshark uses to display packet. *@return Boolean value, whether it handles the packet or not. */ static bool dissect_zbee_beacon_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { ieee802154_packet *packet = (ieee802154_packet *)data; /* All ZigBee frames must always have a 16-bit source address. */ if (!packet) return false; if (packet->src_addr_mode != IEEE802154_FCF_ADDR_SHORT) return false; if (tvb_captured_length(tvb) == 0) return false; /* ZigBee beacons begin with a protocol identifier. */ if (tvb_get_uint8(tvb, 0) != ZBEE_NWK_BEACON_PROTOCOL_ID) return false; dissect_zbee_beacon(tvb, pinfo, tree, packet); return true; } /* dissect_zbee_beacon_heur */ /** *Dissector for Legacy ZigBee Beacon Payloads (prior to the Enhanced Beacon) * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to data tree Wireshark uses to display packet. */ static int dissect_zbee_beacon(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { proto_item *beacon_root; proto_tree *beacon_tree; unsigned offset = 0; uint8_t version; uint32_t profile; static int * const beacon_fields[] = { &hf_zbee_beacon_stack_profile, &hf_zbee_beacon_version, &hf_zbee_beacon_router_capacity, &hf_zbee_beacon_depth, &hf_zbee_beacon_end_device_capacity, NULL }; /* Add ourself to the protocol column. */ col_set_str(pinfo->cinfo, COL_PROTOCOL, "ZigBee"); /* Create the tree for this beacon. */ beacon_root = proto_tree_add_item(tree, proto_zbee_beacon, tvb, 0, -1, ENC_NA); beacon_tree = proto_item_add_subtree(beacon_root, ett_zbee_nwk_beacon); /* Get and display the protocol id, must be 0 on all ZigBee beacons. */ proto_tree_add_item(beacon_tree, hf_zbee_beacon_protocol, tvb, offset, 1, ENC_NA); offset += 1; proto_tree_add_bitmask_text(beacon_tree, tvb, offset, 2, "Beacon: ", NULL , ett_zbee_nwk_beacon_bitfield, beacon_fields, ENC_LITTLE_ENDIAN, BMT_NO_INT|BMT_NO_TFS); /* Get and display the stack profile and protocol version. */ version = (uint8_t)((tvb_get_uint16(tvb, offset, ENC_LITTLE_ENDIAN) & ZBEE_NWK_BEACON_PROTOCOL_VERSION) >> 4); profile = (uint32_t)(tvb_get_uint16(tvb, offset, ENC_LITTLE_ENDIAN) & ZBEE_NWK_BEACON_STACK_PROFILE); proto_item_append_text(beacon_root, ", %s", val_to_str_const(profile, zbee_nwk_stack_profiles, "Unknown Profile")); offset += 2; if (version >= ZBEE_VERSION_2007) { /* In ZigBee 2006 and later, the beacon contains an extended PAN ID. */ proto_tree_add_item(beacon_tree, hf_zbee_beacon_epid, tvb, offset, 8, ENC_LITTLE_ENDIAN); col_append_fstr(pinfo->cinfo, COL_INFO, ", EPID: %s", eui64_to_display(pinfo->pool, tvb_get_uint64(tvb, offset, ENC_LITTLE_ENDIAN))); proto_item_append_text(beacon_root, ", EPID: %s", eui64_to_display(pinfo->pool, tvb_get_uint64(tvb, offset, ENC_LITTLE_ENDIAN))); offset += 8; /* * In ZigBee 2006 the Tx-Offset is optional, while in the 2007 and * later versions, the Tx-Offset is a required value. Since both 2006 and * and 2007 versions have the same protocol version (2), we should treat * the Tx-Offset as well as the update ID as optional elements */ if (tvb_bytes_exist(tvb, offset, 3)) { proto_tree_add_item(beacon_tree, hf_zbee_beacon_tx_offset, tvb, offset, 3, ENC_LITTLE_ENDIAN); offset += 3; /* Get and display the update ID. */ if(tvb_captured_length_remaining(tvb, offset)) { proto_tree_add_item(beacon_tree, hf_zbee_beacon_update_id, tvb, offset, 1, ENC_NA); offset += 1; } } } else if (tvb_bytes_exist(tvb, offset, 3)) { /* In ZigBee 2004, the Tx-Offset is an optional value. */ proto_tree_add_item(beacon_tree, hf_zbee_beacon_tx_offset, tvb, offset, 3, ENC_LITTLE_ENDIAN); offset += 3; } offset = dissect_zbee_tlvs(tvb, pinfo, beacon_tree, offset, data, ZBEE_TLV_SRC_TYPE_DEFAULT, 0); return offset; } /* dissect_zbee_beacon */ /** *Heuristic interpreter for the ZigBee IP beacon dissectors. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to data tree Wireshark uses to display packet. *@return Boolean value, whether it handles the packet or not. */ static bool dissect_zbip_beacon_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { ieee802154_packet *packet = (ieee802154_packet *)data; /* All ZigBee frames must always have a 16-bit source address. */ if (!packet) return false; if (packet->src_addr_mode != IEEE802154_FCF_ADDR_SHORT) return false; if (tvb_captured_length(tvb) == 0) return false; /* ZigBee beacons begin with a protocol identifier. */ if (tvb_get_uint8(tvb, 0) != ZBEE_IP_BEACON_PROTOCOL_ID) return false; dissect_zbip_beacon(tvb, pinfo, tree, packet); return true; } /* dissect_zbip_beacon_heur */ /** *Dissector for ZigBee IP beacons. * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields *@param tree pointer to data tree Wireshark uses to display packet. */ static int dissect_zbip_beacon(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { ieee802154_packet *packet = (ieee802154_packet *)data; proto_item *beacon_root; proto_tree *beacon_tree; unsigned offset = 0; uint8_t proto_id; char *ssid; /* Reject the packet if data is NULL */ if (!packet) return 0; /* Add ourself to the protocol column. */ col_set_str(pinfo->cinfo, COL_PROTOCOL, "ZigBee IP"); /* Create the tree for this beacon. */ beacon_root = proto_tree_add_item(tree, proto_zbip_beacon, tvb, 0, -1, ENC_NA); beacon_tree = proto_item_add_subtree(beacon_root, ett_zbee_nwk_beacon); /* Update the info column. */ col_clear(pinfo->cinfo, COL_INFO); col_append_fstr(pinfo->cinfo, COL_INFO, "Beacon, Src: 0x%04x", packet->src16); /* Get and display the protocol id, must be 0x02 on all ZigBee beacons. */ proto_id = tvb_get_uint8(tvb, offset); proto_tree_add_uint(beacon_tree, hf_zbee_beacon_protocol, tvb, offset, 1, proto_id); offset += 1; /* Get and display the beacon flags */ proto_tree_add_item(beacon_tree, hf_zbip_beacon_allow_join, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(beacon_tree, hf_zbip_beacon_router_capacity, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(beacon_tree, hf_zbip_beacon_host_capacity, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(beacon_tree, hf_zbip_beacon_unsecure, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; /* Get and display the network ID. */ proto_tree_add_item(beacon_tree, hf_zbip_beacon_network_id, tvb, offset, 16, ENC_ASCII); ssid = tvb_get_string_enc(pinfo->pool, tvb, offset, 16, ENC_ASCII|ENC_NA); col_append_fstr(pinfo->cinfo, COL_INFO, ", SSID: %s", ssid); offset += 16; offset = dissect_zbee_tlvs(tvb, pinfo, beacon_tree, offset, data, ZBEE_TLV_SRC_TYPE_DEFAULT, 0); /* Check for leftover bytes. */ if (offset < tvb_captured_length(tvb)) { /* Bytes leftover! */ tvbuff_t *leftover_tvb = tvb_new_subset_remaining(tvb, offset); proto_tree *root; /* Correct the length of the beacon tree. */ root = proto_tree_get_root(tree); proto_item_set_len(beacon_root, offset); /* Dump the leftover to the data dissector. */ call_data_dissector(leftover_tvb, pinfo, root); } return tvb_captured_length(tvb); } /* dissect_zbip_beacon */ /** *Subdissector command for ZigBee Specific IEs (Information Elements) * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields (unused). *@param tree pointer to command subtree. *@param data pointer to the length of the payload IE. */ static int dissect_zbee_ie(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { proto_tree *subtree; tvbuff_t *ie_tvb; uint16_t zigbee_ie; uint16_t id; uint16_t length; unsigned pie_length; unsigned offset = 0; static int * const fields[] = { &hf_ieee802154_zigbee_ie_id, &hf_ieee802154_zigbee_ie_length, NULL }; pie_length = *(int *)data; do { zigbee_ie = tvb_get_letohs(tvb, offset); id = (zigbee_ie & ZBEE_ZIGBEE_IE_ID_MASK) >> 6; length = zigbee_ie & ZBEE_ZIGBEE_IE_LENGTH_MASK; /* Create a subtree for this command frame. */ subtree = proto_tree_add_subtree(tree, tvb, offset, 2+length, ett_zbee_nwk_header, NULL, "ZigBee IE"); proto_item_append_text(subtree, ", %s, Length: %d", val_to_str_const(id, ieee802154_zigbee_ie_names, "Unknown"), length); proto_tree_add_bitmask(subtree, tvb, offset, hf_ieee802154_zigbee_ie, ett_zbee_nwk_zigbee_ie_fields, fields, ENC_LITTLE_ENDIAN); offset += 2; switch (id) { case ZBEE_ZIGBEE_IE_REJOIN: dissect_ieee802154_zigbee_rejoin(tvb, pinfo, subtree, &offset); break; case ZBEE_ZIGBEE_IE_TX_POWER: dissect_ieee802154_zigbee_txpower(tvb, pinfo, subtree, &offset); break; case ZBEE_ZIGBEE_IE_BEACON_PAYLOAD: ie_tvb = tvb_new_subset_length(tvb, offset, ZBEE_NWK_BEACON_LENGTH); offset += dissect_zbee_beacon(ie_tvb, pinfo, subtree, NULL); /* Legacy ZigBee Beacon */ dissect_ieee802154_superframe(tvb, pinfo, subtree, &offset); proto_tree_add_item(subtree, hf_ieee802154_zigbee_ie_source_addr, tvb, offset, 2, ENC_NA); offset += 2; break; default: if (length > 0) { /* just use the data dissector */ call_data_dissector(tvb, pinfo, tree); offset += length; } break; } } while (offset < pie_length); return tvb_captured_length(tvb); } /** *Subdissector for the ZigBee specific TX Power IE (information element) * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields (unused). *@param tree pointer to command subtree. *@param offset offset into the tvbuff to begin dissection. */ static void dissect_ieee802154_zigbee_txpower(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, unsigned *offset) { int32_t txpower; txpower = (char)tvb_get_uint8(tvb, *offset); /* tx power is a signed byte */ proto_tree_add_item_ret_int(tree, hf_ieee802154_zigbee_ie_tx_power, tvb, *offset, 1, ENC_NA, &txpower); proto_item_append_text(tree, ", TX Power %d dBm", txpower); *offset += 1; } /** *Subdissector for the ZigBee specific Rejoin IE (information element) * *@param tvb pointer to buffer containing raw packet. *@param pinfo pointer to packet information fields (unused). *@param tree pointer to command subtree. *@param offset offset into the tvbuff to begin dissection. */ static void dissect_ieee802154_zigbee_rejoin(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, unsigned *offset) { proto_tree *subtree; subtree = proto_tree_add_subtree(tree, tvb, *offset, 10, ett_zbee_nwk_ie_rejoin, NULL, "ZigBee Rejoin"); proto_tree_add_item(subtree, hf_ieee802154_zigbee_rejoin_epid, tvb, *offset, 8, ENC_LITTLE_ENDIAN); proto_item_append_text(tree, ", EPID %s", eui64_to_display(pinfo->pool, tvb_get_uint64(tvb, *offset, ENC_LITTLE_ENDIAN))); *offset += 8; proto_tree_add_item(subtree, hf_ieee802154_zigbee_rejoin_source_addr, tvb, *offset, 2, ENC_LITTLE_ENDIAN); proto_item_append_text(tree, ", Src: 0x%04x", tvb_get_uint16(tvb, *offset, ENC_LITTLE_ENDIAN)); *offset += 2; } /* dissect_ieee802154_zigbee_rejoin */ static const char* zbee_nwk_conv_get_filter_type(conv_item_t* conv, conv_filter_type_e filter) { if ((filter == CONV_FT_SRC_ADDRESS) && (conv->src_address.type == zbee_nwk_address_type)) return "zbee_nwk.src"; if ((filter == CONV_FT_DST_ADDRESS) && (conv->dst_address.type == zbee_nwk_address_type)) return "zbee_nwk.dst"; if ((filter == CONV_FT_ANY_ADDRESS) && (conv->src_address.type == zbee_nwk_address_type)) return "zbee_nwk.addr"; return CONV_FILTER_INVALID; } static ct_dissector_info_t zbee_nwk_ct_dissector_info = {&zbee_nwk_conv_get_filter_type }; static tap_packet_status zbee_nwk_conversation_packet(void *pct, packet_info *pinfo, epan_dissect_t *edt _U_, const void *vip _U_, tap_flags_t flags) { conv_hash_t *hash = (conv_hash_t*)pct; hash->flags = flags; add_conversation_table_data(hash, &pinfo->net_src, &pinfo->net_dst, 0, 0, 1, pinfo->fd->pkt_len, &pinfo->rel_ts, &pinfo->abs_ts, &zbee_nwk_ct_dissector_info, CONVERSATION_NONE); return TAP_PACKET_REDRAW; } static const char* zbee_nwk_endpoint_get_filter_type(endpoint_item_t* endpoint, conv_filter_type_e filter) { if ((filter == CONV_FT_ANY_ADDRESS) && (endpoint->myaddress.type == zbee_nwk_address_type)) { return "zbee_nwk.addr"; } else { return CONV_FILTER_INVALID; } } static et_dissector_info_t zbee_nwk_endpoint_dissector_info = {&zbee_nwk_endpoint_get_filter_type }; static tap_packet_status zbee_nwk_endpoint_packet(void *pit, packet_info *pinfo, epan_dissect_t *edt _U_, const void *vip _U_, tap_flags_t flags) { conv_hash_t *hash = (conv_hash_t*)pit; hash->flags = flags; /* Take two "add" passes per packet, adding for each direction, ensures that all packets are counted properly (even if address is sending to itself) XXX - this could probably be done more efficiently inside endpoint_table */ add_endpoint_table_data(hash, &pinfo->net_src, 0, true, 1, pinfo->fd->pkt_len, &zbee_nwk_endpoint_dissector_info, ENDPOINT_NONE); add_endpoint_table_data(hash, &pinfo->net_dst, 0, false, 1, pinfo->fd->pkt_len, &zbee_nwk_endpoint_dissector_info, ENDPOINT_NONE); return TAP_PACKET_REDRAW; } static bool zbee_nwk_filter_valid(packet_info *pinfo, void *user_data _U_) { return proto_is_frame_protocol(pinfo->layers, "zbee_nwk"); } static char* zbee_nwk_build_filter(packet_info *pinfo, void *user_data _U_) { return ws_strdup_printf("zbee_nwk.addr eq %s and zbee_nwk.addr eq %s", address_to_str(pinfo->pool, &pinfo->net_src), address_to_str(pinfo->pool, &pinfo->net_dst)); } /** *ZigBee protocol registration routine. * */ void proto_register_zbee_nwk(void) { static hf_register_info hf[] = { { &hf_zbee_nwk_fcf, { "Frame Control Field", "zbee_nwk.fcf", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_frame_type, { "Frame Type", "zbee_nwk.frame_type", FT_UINT16, BASE_HEX, VALS(zbee_nwk_frame_types), ZBEE_NWK_FCF_FRAME_TYPE, NULL, HFILL }}, { &hf_zbee_nwk_proto_version, { "Protocol Version", "zbee_nwk.proto_version", FT_UINT16, BASE_DEC, NULL, ZBEE_NWK_FCF_VERSION, NULL, HFILL }}, { &hf_zbee_nwk_discover_route, { "Discover Route", "zbee_nwk.discovery", FT_UINT16, BASE_HEX, VALS(zbee_nwk_discovery_modes), ZBEE_NWK_FCF_DISCOVER_ROUTE, "Determines how route discovery may be handled, if at all.", HFILL }}, { &hf_zbee_nwk_multicast, { "Multicast", "zbee_nwk.multicast", FT_BOOLEAN, 16, NULL, ZBEE_NWK_FCF_MULTICAST, NULL, HFILL }}, { &hf_zbee_nwk_security, { "Security", "zbee_nwk.security", FT_BOOLEAN, 16, NULL, ZBEE_NWK_FCF_SECURITY, "Whether or not security operations are performed on the network payload.", HFILL }}, { &hf_zbee_nwk_source_route, { "Source Route", "zbee_nwk.src_route", FT_BOOLEAN, 16, NULL, ZBEE_NWK_FCF_SOURCE_ROUTE, NULL, HFILL }}, { &hf_zbee_nwk_ext_dst, { "Destination", "zbee_nwk.ext_dst", FT_BOOLEAN, 16, NULL, ZBEE_NWK_FCF_EXT_DEST, NULL, HFILL }}, { &hf_zbee_nwk_ext_src, { "Extended Source", "zbee_nwk.ext_src", FT_BOOLEAN, 16, NULL, ZBEE_NWK_FCF_EXT_SOURCE, NULL, HFILL }}, { &hf_zbee_nwk_end_device_initiator, { "End Device Initiator", "zbee_nwk.end_device_initiator", FT_BOOLEAN, 16, NULL, ZBEE_NWK_FCF_END_DEVICE_INITIATOR, NULL, HFILL }}, { &hf_zbee_nwk_dst, { "Destination", "zbee_nwk.dst", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_src, { "Source", "zbee_nwk.src", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_addr, { "Address", "zbee_nwk.addr", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_radius, { "Radius", "zbee_nwk.radius", FT_UINT8, BASE_DEC, NULL, 0x0, "Number of hops remaining for a range-limited broadcast packet.", HFILL }}, { &hf_zbee_nwk_seqno, { "Sequence Number", "zbee_nwk.seqno", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_mcast, { "Multicast Control Field", "zbee_nwk.multicast.cf", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_mcast_mode, { "Multicast Mode", "zbee_nwk.multicast.mode", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_MCAST_MODE, "Controls whether this packet is permitted to be routed through non-members of the multicast group.", HFILL }}, { &hf_zbee_nwk_mcast_radius, { "Non-Member Radius", "zbee_nwk.multicast.radius", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_MCAST_RADIUS, "Limits the range of multicast packets when being routed through non-members.", HFILL }}, { &hf_zbee_nwk_mcast_max_radius, { "Max Non-Member Radius", "zbee_nwk.multicast.max_radius", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_MCAST_MAX_RADIUS, NULL, HFILL }}, { &hf_zbee_nwk_dst64, { "Destination", "zbee_nwk.dst64", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_src64, { "Extended Source", "zbee_nwk.src64", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_addr64, { "Extended Address", "zbee_nwk.addr64", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_src64_origin, { "Origin", "zbee_nwk.src64.origin", FT_FRAMENUM, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_relay_count, { "Relay Count", "zbee_nwk.relay.count", FT_UINT8, BASE_DEC, NULL, 0x0, "Number of entries in the relay list.", HFILL }}, { &hf_zbee_nwk_relay_index, { "Relay Index", "zbee_nwk.relay.index", FT_UINT8, BASE_DEC, NULL, 0x0, "Number of relays required to route to the source device.", HFILL }}, { &hf_zbee_nwk_relay, { "Relay", "zbee_nwk.relay", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_id, { "Command Identifier", "zbee_nwk.cmd.id", FT_UINT8, BASE_HEX, VALS(zbee_nwk_cmd_names), 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_addr, { "Address", "zbee_nwk.cmd.addr", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_id, { "Route ID", "zbee_nwk.cmd.route.id", FT_UINT8, BASE_DEC, NULL, 0x0, "A sequence number for routing commands.", HFILL }}, { &hf_zbee_nwk_cmd_route_dest, { "Destination", "zbee_nwk.cmd.route.dest", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_orig, { "Originator", "zbee_nwk.cmd.route.orig", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_resp, { "Responder", "zbee_nwk.cmd.route.resp", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_dest_ext, { "Extended Destination", "zbee_nwk.cmd.route.dest_ext", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_orig_ext, { "Extended Originator", "zbee_nwk.cmd.route.orig_ext", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_resp_ext, { "Extended Responder", "zbee_nwk.cmd.route.resp_ext", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_cost, { "Path Cost", "zbee_nwk.cmd.route.cost", FT_UINT8, BASE_DEC, NULL, 0x0, "A value specifying the efficiency of this route.", HFILL }}, { &hf_zbee_nwk_cmd_route_options, { "Command Options", "zbee_nwk.cmd.route.opts", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_opt_repair, { "Route Repair", "zbee_nwk.cmd.route.opts.repair", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ROUTE_OPTION_REPAIR, "Flag identifying whether the route request command was to repair a failed route.", HFILL }}, { &hf_zbee_nwk_cmd_route_opt_multicast, { "Multicast", "zbee_nwk.cmd.route.opts.mcast", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ROUTE_OPTION_MCAST, "Flag identifying this as a multicast route request.", HFILL }}, { &hf_zbee_nwk_cmd_route_opt_dest_ext, { "Extended Destination", "zbee_nwk.cmd.route.opts.dest_ext", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ROUTE_OPTION_DEST_EXT, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_opt_resp_ext, { "Extended Responder", "zbee_nwk.cmd.route.opts.resp_ext", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ROUTE_OPTION_RESP_EXT, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_opt_orig_ext, { "Extended Originator", "zbee_nwk.cmd.route.opts.orig_ext", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ROUTE_OPTION_ORIG_EXT, NULL, HFILL }}, { &hf_zbee_nwk_cmd_route_opt_many_to_one, { "Many-to-One Discovery", "zbee_nwk.cmd.route.opts.many2one", FT_UINT8, BASE_HEX, VALS(zbee_nwk_cmd_route_many_modes), ZBEE_NWK_CMD_ROUTE_OPTION_MANY_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_nwk_status, { "Status Code", "zbee_nwk.cmd.status", FT_UINT8, BASE_HEX, VALS(zbee_nwk_status_codes), 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_nwk_status_command_id, { "Unknown Command ID", "zbee_nwk.cmd.status.unknown_command_id", FT_UINT8, BASE_HEX, VALS(zbee_nwk_cmd_names), 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_leave_rejoin, { "Rejoin", "zbee_nwk.cmd.leave.rejoin", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_LEAVE_OPTION_REJOIN, "Flag instructing the device to rejoin the network.", HFILL }}, { &hf_zbee_nwk_cmd_leave_request, { "Request", "zbee_nwk.cmd.leave.request", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_LEAVE_OPTION_REQUEST, "Flag identifying the direction of this command. 1=Request, 0=Indication", HFILL }}, { &hf_zbee_nwk_cmd_leave_children, { "Remove Children", "zbee_nwk.cmd.leave.children", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_LEAVE_OPTION_CHILDREN, "Flag instructing the device to remove its children in addition to itself.", HFILL }}, { &hf_zbee_nwk_cmd_relay_count, { "Relay Count", "zbee_nwk.cmd.relay_count", FT_UINT8, BASE_DEC, NULL, 0x0, "Number of relays required to route to the destination.", HFILL }}, { &hf_zbee_nwk_cmd_relay_device, { "Relay Device", "zbee_nwk.cmd.relay_device", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_cinfo, { "Capability Information", "zbee_nwk.cmd.cinfo", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_cinfo_alt_coord, { "Alternate Coordinator", "zbee_nwk.cmd.cinfo.alt_coord", FT_BOOLEAN, 8, NULL, IEEE802154_CMD_CINFO_ALT_PAN_COORD, "Indicates that the device is able to operate as a PAN coordinator.", HFILL }}, { &hf_zbee_nwk_cmd_cinfo_type, { "Full-Function Device", "zbee_nwk.cmd.cinfo.ffd", FT_BOOLEAN, 8, NULL, IEEE802154_CMD_CINFO_DEVICE_TYPE, NULL, HFILL }}, { &hf_zbee_nwk_cmd_cinfo_power, { "AC Power", "zbee_nwk.cmd.cinfo.power", FT_BOOLEAN, 8, NULL, IEEE802154_CMD_CINFO_POWER_SRC, "Indicates this device is using AC/Mains power.", HFILL }}, { &hf_zbee_nwk_cmd_cinfo_idle_rx, { "Rx On When Idle", "zbee_nwk.cmd.cinfo.on_idle", FT_BOOLEAN, 8, NULL, IEEE802154_CMD_CINFO_IDLE_RX, "Indicates the receiver is active when the device is idle.", HFILL }}, { &hf_zbee_nwk_cmd_cinfo_security, { "Security Capability", "zbee_nwk.cmd.cinfo.security", FT_BOOLEAN, 8, NULL, IEEE802154_CMD_CINFO_SEC_CAPABLE, "Indicates this device is capable of performing encryption/decryption.", HFILL }}, { &hf_zbee_nwk_cmd_cinfo_alloc, { "Allocate Short Address", "zbee_nwk.cmd.cinfo.alloc", FT_BOOLEAN, 8, NULL, IEEE802154_CMD_CINFO_ALLOC_ADDR, "Flag requesting the parent to allocate a short address for this device.", HFILL }}, { &hf_zbee_nwk_cmd_rejoin_status, { "Status", "zbee_nwk.cmd.rejoin_status", FT_UINT8, BASE_HEX, VALS(zbee_nwk_rejoin_codes), 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_last, { "Last Frame", "zbee_nwk.cmd.link.last", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_LINK_OPTION_LAST_FRAME, "Flag indicating the last in a series of link status commands.", HFILL }}, { &hf_zbee_nwk_cmd_link_first, { "First Frame", "zbee_nwk.cmd.link.first", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_LINK_OPTION_FIRST_FRAME, "Flag indicating the first in a series of link status commands.", HFILL }}, { &hf_zbee_nwk_cmd_link_count, { "Link Status Count", "zbee_nwk.cmd.link.count", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_CMD_LINK_OPTION_COUNT_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_address, { "Address", "zbee_nwk.cmd.link.address", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_incoming_cost, { "Incoming Cost", "zbee_nwk.cmd.link.incoming_cost", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_CMD_LINK_INCOMMING_COST_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_outgoing_cost, { "Outgoing Cost", "zbee_nwk.cmd.link.outgoing_cost", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_CMD_LINK_OUTGOING_COST_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_report_type, { "Report Type", "zbee_nwk.cmd.report.type", FT_UINT8, BASE_HEX, VALS(zbee_nwk_report_types), ZBEE_NWK_CMD_NWK_REPORT_ID_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_report_count, { "Report Information Count", "zbee_nwk.cmd.report.count", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_CMD_NWK_REPORT_COUNT_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_update_type, { "Update Type", "zbee_nwk.cmd.update.type", FT_UINT8, BASE_HEX, VALS(zbee_nwk_update_types), ZBEE_NWK_CMD_NWK_UPDATE_ID_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_update_count, { "Update Information Count", "zbee_nwk.cmd.update.count", FT_UINT8, BASE_DEC, NULL, ZBEE_NWK_CMD_NWK_UPDATE_COUNT_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_update_id, { "Update ID", "zbee_nwk.cmd.update.id", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_panid, { "PAN ID", "zbee_nwk.panid", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_zboss_nwk_cmd_key, { "ZBOSS Key", "zbee_nwk.zboss_key", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_epid, { "Extended PAN ID", "zbee_nwk.cmd.epid", FT_EUI64, BASE_NONE, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_end_device_timeout_request_enum, { "Requested Timeout Enumeration", "zbee_nwk.cmd.ed_tmo_req", FT_UINT8, BASE_DEC, VALS(zbee_nwk_end_device_timeout_request), 0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_end_device_configuration, { "End Device Configuration", "zbee_nwk.cmd.ed_config", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_end_device_timeout_resp_status, { "Status", "zbee_nwk.cmd.ed_tmo_rsp_status", FT_UINT8, BASE_DEC, VALS(zbee_nwk_end_device_timeout_resp_status), 0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_end_device_timeout_resp_parent_info, { "Parent Information", "zbee_nwk.cmd.ed_prnt_info", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_prnt_info_mac_data_poll_keepalive_supported, { "MAC Data Poll Keepalive", "zbee_nwk.cmd.ed_prnt_info.mac_data_poll_keepalive", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ED_TIMEO_RSP_PRNT_INFO_MAC_DATA_POLL_KEEPAL_SUPP, NULL, HFILL }}, { &hf_zbee_nwk_cmd_prnt_info_ed_to_req_keepalive_supported, { "End Device Timeout Request Keepalive", "zbee_nwk.cmd.ed_prnt_info.ed_tmo_req_keepalive", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ED_TIMEO_RSP_PRNT_INFO_ED_TIMOU_REQ_KEEPAL_SUPP, NULL, HFILL }}, { &hf_zbee_nwk_cmd_prnt_info_power_negotiation_supported, { "Power Negotiation Supported", "zbee_nwk.cmd.power_negotiation_supported", FT_BOOLEAN, 8, NULL, ZBEE_NWK_CMD_ED_TIMEO_RSP_PRNT_INFO_PWR_NEG_SUPP, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_pwr_type, { "Type", "zbee_nwk.cmd.link_pwr_delta.type", FT_UINT8, BASE_HEX, VALS(zbee_nwk_link_power_delta_types), ZBEE_NWK_CMD_NWK_LINK_PWR_DELTA_TYPE_MASK, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_pwr_list_count, { "Structure Count", "zbee_nwk.cmd.link_pwr_delta.list_count", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_pwr_device_address, { "Device Address", "zbee_nwk.cmd.link_pwr_delta.address", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_link_pwr_power_delta, { "Power Delta", "zbee_nwk.cmd.link_pwr_delta.power_delta", FT_INT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_nwk_cmd_association_type, { "Association Type", "zbee_nwk.cmd.association_type", FT_UINT8, BASE_HEX, VALS(zbee_nwk_commissioning_types), 0x0, NULL, HFILL }}, { &hf_zbee_beacon_protocol, { "Protocol ID", "zbee_beacon.protocol", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbee_beacon_stack_profile, { "Stack Profile", "zbee_beacon.profile", FT_UINT16, BASE_HEX, VALS(zbee_nwk_stack_profiles), ZBEE_NWK_BEACON_STACK_PROFILE, NULL, HFILL }}, { &hf_zbee_beacon_version, { "Protocol Version", "zbee_beacon.version", FT_UINT16, BASE_DEC, NULL, ZBEE_NWK_BEACON_PROTOCOL_VERSION, NULL, HFILL }}, { &hf_zbee_beacon_router_capacity, { "Router Capacity", "zbee_beacon.router", FT_BOOLEAN, 16, NULL, ZBEE_NWK_BEACON_ROUTER_CAPACITY, "Whether the device can accept join requests from routing capable devices.", HFILL }}, { &hf_zbee_beacon_depth, { "Device Depth", "zbee_beacon.depth", FT_UINT16, BASE_DEC, NULL, ZBEE_NWK_BEACON_NETWORK_DEPTH, "The tree depth of the device, 0 indicates the network coordinator.", HFILL }}, { &hf_zbee_beacon_end_device_capacity, { "End Device Capacity", "zbee_beacon.end_dev", FT_BOOLEAN, 16, NULL, ZBEE_NWK_BEACON_END_DEVICE_CAPACITY, "Whether the device can accept join requests from ZigBee end devices.", HFILL }}, { &hf_zbee_beacon_epid, { "Extended PAN ID", "zbee_beacon.ext_panid", FT_EUI64, BASE_NONE, NULL, 0x0, "Extended PAN identifier.", HFILL }}, { &hf_zbee_beacon_tx_offset, { "Tx Offset", "zbee_beacon.tx_offset", FT_UINT24, BASE_DEC, NULL, 0x0, "The time difference between a device and its parent's beacon.", HFILL }}, { &hf_zbee_beacon_update_id, { "Update ID", "zbee_beacon.update_id", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_zbip_beacon_allow_join, { "Allow Join", "zbip_beacon.allow_join", FT_BOOLEAN, 8, NULL, ZBEE_IP_BEACON_ALLOW_JOIN, NULL, HFILL }}, { &hf_zbip_beacon_router_capacity, { "Router Capacity", "zbip_beacon.router", FT_BOOLEAN, 8, NULL, ZBEE_IP_BEACON_ROUTER_CAPACITY, "Whether this device can accept new routers on the network.", HFILL }}, { &hf_zbip_beacon_host_capacity, { "Host Capacity", "zbip_beacon.host", FT_BOOLEAN, 8, NULL, ZBEE_IP_BEACON_HOST_CAPACITY, "Whether this device can accept new host on the network.", HFILL }}, { &hf_zbip_beacon_unsecure, { "Unsecure Network", "zbip_beacon.unsecure", FT_BOOLEAN, 8, NULL, ZBEE_IP_BEACON_UNSECURE, "Indicates that this network is not using link layer security.", HFILL }}, { &hf_zbip_beacon_network_id, { "Network ID", "zbip_beacon.network_id", FT_STRING, BASE_NONE, NULL, 0x0, "A string that uniquely identifies this network.", HFILL }}, { &hf_ieee802154_zigbee_ie, { "IE header", "zbee_nwk.zigbee_ie", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_ieee802154_zigbee_ie_id, { "Id", "zbee_nwk.zigbee_ie.id", FT_UINT16, BASE_HEX, VALS(ieee802154_zigbee_ie_names), ZBEE_ZIGBEE_IE_ID_MASK, NULL, HFILL }}, { &hf_ieee802154_zigbee_ie_length, { "Length", "zbee_nwk.zigbee_ie.length", FT_UINT16, BASE_DEC, NULL, ZBEE_ZIGBEE_IE_LENGTH_MASK, NULL, HFILL }}, { &hf_ieee802154_zigbee_ie_tx_power, { "Tx Power (dBm)", "zbee_nwk.zigbee_ie.tx_power", FT_INT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, { &hf_ieee802154_zigbee_ie_source_addr, { "Source Address", "zbee_nwk.zigbee_ie.source_address", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_ieee802154_zigbee_rejoin_epid, { "Extended PAN ID", "zbee_nwk.zigbee_rejoin.ext_panid", FT_EUI64, BASE_NONE, NULL, 0x0, "Extended PAN identifier", HFILL }}, { &hf_ieee802154_zigbee_rejoin_source_addr, { "Source Address", "zbee_nwk.zigbee_rejoin.source_address", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }}, }; /* NWK Layer subtrees */ static int *ett[] = { &ett_zbee_nwk, &ett_zbee_nwk_beacon, &ett_zbee_nwk_fcf, &ett_zbee_nwk_fcf_ext, &ett_zbee_nwk_mcast, &ett_zbee_nwk_route, &ett_zbee_nwk_cmd, &ett_zbee_nwk_cmd_options, &ett_zbee_nwk_cmd_cinfo, &ett_zbee_nwk_cmd_link, &ett_zbee_nwk_cmd_ed_to_rsp_prnt_info, &ett_zbee_nwk_cmd_link_pwr_struct, &ett_zbee_nwk_zigbee_ie_fields, &ett_zbee_nwk_ie_rejoin, &ett_zbee_nwk_header, &ett_zbee_nwk_header_ie, &ett_zbee_nwk_beacon_bitfield, }; static ei_register_info ei[] = { { &ei_zbee_nwk_missing_payload, { "zbee_nwk.missing_payload", PI_MALFORMED, PI_ERROR, "Missing Payload", EXPFILL }}, }; expert_module_t* expert_zbee_nwk; register_init_routine(proto_init_zbee_nwk); register_cleanup_routine(proto_cleanup_zbee_nwk); /* Register the protocol with Wireshark. */ proto_zbee_nwk = proto_register_protocol("ZigBee Network Layer", "ZigBee", ZBEE_PROTOABBREV_NWK); proto_zbee_beacon = proto_register_protocol("ZigBee Beacon", "ZigBee Beacon", "zbee_beacon"); proto_zbip_beacon = proto_register_protocol("ZigBee IP Beacon", "ZigBee IP Beacon", "zbip_beacon"); proto_zbee_ie = proto_register_protocol("ZigBee IE", "ZigBee IE", "zbee_ie"); proto_register_field_array(proto_zbee_nwk, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); expert_zbee_nwk = expert_register_protocol(proto_zbee_nwk); expert_register_field_array(expert_zbee_nwk, ei, array_length(ei)); /* Register the dissectors with Wireshark. */ register_dissector(ZBEE_PROTOABBREV_NWK, dissect_zbee_nwk, proto_zbee_nwk); register_dissector("zbee_beacon", dissect_zbee_beacon, proto_zbee_beacon); register_dissector("zbip_beacon", dissect_zbip_beacon, proto_zbip_beacon); register_dissector("zbee_ie", dissect_zbee_ie, proto_zbee_ie); zbee_nwk_address_type = address_type_dissector_register("AT_ZIGBEE", "ZigBee 16-bit address", zbee_nwk_address_to_str, zbee_nwk_address_str_len, NULL, NULL, zbee_nwk_address_len, NULL, NULL); /* Register the Security dissector. */ zbee_security_register(NULL, proto_zbee_nwk); zbee_nwk_tap = register_tap(ZBEE_PROTOABBREV_NWK); register_conversation_table(proto_zbee_nwk, true, zbee_nwk_conversation_packet, zbee_nwk_endpoint_packet); register_conversation_filter(ZBEE_PROTOABBREV_NWK, "ZigBee Network Layer", zbee_nwk_filter_valid, zbee_nwk_build_filter, NULL); } /* proto_register_zbee_nwk */ /** *Registers the zigbee dissector with Wireshark. * */ void proto_reg_handoff_zbee_nwk(void) { /* Find the other dissectors we need. */ aps_handle = find_dissector_add_dependency(ZBEE_PROTOABBREV_APS, proto_zbee_nwk); zbee_gp_handle = find_dissector_add_dependency(ZBEE_PROTOABBREV_NWK_GP, proto_zbee_nwk); /* Register our dissector with IEEE 802.15.4 */ dissector_add_for_decode_as(IEEE802154_PROTOABBREV_WPAN_PANID, find_dissector(ZBEE_PROTOABBREV_NWK)); heur_dissector_add(IEEE802154_PROTOABBREV_WPAN_BEACON, dissect_zbee_beacon_heur, "ZigBee Beacon", "zbee_wpan_beacon", proto_zbee_beacon, HEURISTIC_ENABLE); heur_dissector_add(IEEE802154_PROTOABBREV_WPAN_BEACON, dissect_zbip_beacon_heur, "ZigBee IP Beacon", "zbip_wpan_beacon", proto_zbip_beacon, HEURISTIC_ENABLE); heur_dissector_add(IEEE802154_PROTOABBREV_WPAN, dissect_zbee_nwk_heur, "ZigBee Network Layer over IEEE 802.15.4", "zbee_nwk_wpan", proto_zbee_nwk, HEURISTIC_ENABLE); } /* proto_reg_handoff_zbee */ static void free_keyring_key(void *key) { g_free(key); } static void free_keyring_val(void *a) { GSList **slist = (GSList **)a; g_slist_free_full(*slist, g_free); g_free(slist); } /** *Init routine for the nwk dissector. Creates a * */ static void proto_init_zbee_nwk(void) { zbee_nwk_map.short_table = g_hash_table_new(ieee802154_short_addr_hash, ieee802154_short_addr_equal); zbee_nwk_map.long_table = g_hash_table_new(ieee802154_long_addr_hash, ieee802154_long_addr_equal); zbee_table_nwk_keyring = g_hash_table_new_full(g_int_hash, g_int_equal, free_keyring_key, free_keyring_val); } /* proto_init_zbee_nwk */ static void proto_cleanup_zbee_nwk(void) { g_hash_table_destroy(zbee_nwk_map.short_table); g_hash_table_destroy(zbee_nwk_map.long_table); g_hash_table_destroy(zbee_table_nwk_keyring); } /* * Editor modelines - https://www.wireshark.org/tools/modelines.html * * Local variables: * c-basic-offset: 4 * tab-width: 8 * indent-tabs-mode: nil * End: * * vi: set shiftwidth=4 tabstop=8 expandtab: * :indentSize=4:tabSize=8:noTabs=true: */