/* packet-usb-com.c * Routines for USB Communications and CDC Control dissection * Copyright 2013, Pascal Quantin * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "config.h" #include #include #include #include #include #include #include "packet-usb.h" static int cdc_data_follow_tap; static int proto_usb; /* protocols and header fields */ static int proto_usb_com; static int hf_usb_com_descriptor_subtype; static int hf_usb_com_descriptor_cdc; static int hf_usb_com_descriptor_payload; static int hf_usb_com_control_subclass; static int hf_usb_com_control_request_code; static int hf_usb_com_control_value; static int hf_usb_com_control_index; static int hf_usb_com_control_length; static int hf_usb_com_control_response_code; static int hf_usb_com_control_payload; static int hf_usb_com_get_ntb_params_length; static int hf_usb_com_get_ntb_params_ntb_formats_supported; static int hf_usb_com_get_ntb_params_ntb_formats_supported_16bit; static int hf_usb_com_get_ntb_params_ntb_formats_supported_32bit; static int hf_usb_com_get_ntb_params_ntb_in_max_size; static int hf_usb_com_get_ntb_params_ndp_in_divisor; static int hf_usb_com_get_ntb_params_ndp_in_payload_remainder; static int hf_usb_com_get_ntb_params_ndp_in_alignment; static int hf_usb_com_get_ntb_params_reserved; static int hf_usb_com_get_ntb_params_ntb_out_max_size; static int hf_usb_com_get_ntb_params_ndp_out_divisor; static int hf_usb_com_get_ntb_params_ndp_out_payload_remainder; static int hf_usb_com_get_ntb_params_ndp_out_alignment; static int hf_usb_com_get_ntb_params_ntb_out_max_datagrams; static int hf_usb_com_get_net_address_eui48; static int hf_usb_com_set_net_address_eui48; static int hf_usb_com_get_ntb_format_ntb_format; static int hf_usb_com_set_ntb_format_ntb_format; static int hf_usb_com_get_ntb_input_size_ntb_in_max_size; static int hf_usb_com_get_ntb_input_size_ntb_in_max_datagrams; static int hf_usb_com_get_ntb_input_size_reserved; static int hf_usb_com_set_ntb_input_size_ntb_in_max_size; static int hf_usb_com_set_ntb_input_size_ntb_in_max_datagrams; static int hf_usb_com_set_ntb_input_size_reserved; static int hf_usb_com_get_max_datagram_size_size; static int hf_usb_com_set_max_datagram_size_size; static int hf_usb_com_get_crc_mode_crc_mode; static int hf_usb_com_set_crc_mode_crc_mode; static int hf_usb_com_capabilities; static int hf_usb_com_descriptor_acm_capabilities_reserved; static int hf_usb_com_descriptor_acm_capabilities_network_connection; static int hf_usb_com_descriptor_acm_capabilities_send_break; static int hf_usb_com_descriptor_acm_capabilities_line_and_state; static int hf_usb_com_descriptor_acm_capabilities_comm_features; static int hf_usb_com_descriptor_control_interface; static int hf_usb_com_descriptor_subordinate_interface; static int hf_usb_com_descriptor_cm_capabilities_reserved; static int hf_usb_com_descriptor_cm_capabilities_call_management_over_data_class_interface; static int hf_usb_com_descriptor_cm_capabilities_call_management; static int hf_usb_com_descriptor_cm_data_interface; static int hf_usb_com_descriptor_ecm_mac_address; static int hf_usb_com_descriptor_ecm_eth_stats; static int hf_usb_com_descriptor_ecm_eth_stats_reserved; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_late_collisions; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_times_crs_lost; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_heartbeat_failure; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_underrun; static int hf_usb_com_descriptor_ecm_eth_stats_rcv_overrun; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_max_collisions; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_deferred; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_more_collisions; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_one_collision; static int hf_usb_com_descriptor_ecm_eth_stats_rcv_error_alignment; static int hf_usb_com_descriptor_ecm_eth_stats_transmit_queue_length; static int hf_usb_com_descriptor_ecm_eth_stats_rcv_crc_error; static int hf_usb_com_descriptor_ecm_eth_stats_broadcast_frames_rcv; static int hf_usb_com_descriptor_ecm_eth_stats_broadcast_bytes_rcv; static int hf_usb_com_descriptor_ecm_eth_stats_multicast_frames_rcv; static int hf_usb_com_descriptor_ecm_eth_stats_multicast_bytes_rcv; static int hf_usb_com_descriptor_ecm_eth_stats_directed_frames_rcv; static int hf_usb_com_descriptor_ecm_eth_stats_directed_bytes_rcv; static int hf_usb_com_descriptor_ecm_eth_stats_broadcast_frames_xmit; static int hf_usb_com_descriptor_ecm_eth_stats_broadcast_bytes_xmit; static int hf_usb_com_descriptor_ecm_eth_stats_multicast_frames_xmit; static int hf_usb_com_descriptor_ecm_eth_stats_multicast_bytes_xmit; static int hf_usb_com_descriptor_ecm_eth_stats_directed_frames_xmit; static int hf_usb_com_descriptor_ecm_eth_stats_directed_bytes_xmit; static int hf_usb_com_descriptor_ecm_eth_stats_rcv_no_buffer; static int hf_usb_com_descriptor_ecm_eth_stats_rcv_error; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_error; static int hf_usb_com_descriptor_ecm_eth_stats_rvc_ok; static int hf_usb_com_descriptor_ecm_eth_stats_xmit_ok; static int hf_usb_com_descriptor_ecm_max_segment_size; static int hf_usb_com_descriptor_ecm_nb_mc_filters; static int hf_usb_com_descriptor_ecm_nb_mc_filters_mc_address_filtering; static int hf_usb_com_descriptor_ecm_nb_mc_filters_nb_filters_supported; static int hf_usb_com_descriptor_ecm_nb_power_filters; static int hf_usb_com_interrupt_request_type; static int hf_usb_com_interrupt_notif_code; static int hf_usb_com_interrupt_value; static int hf_usb_com_interrupt_value_nw_conn; static int hf_usb_com_interrupt_index; static int hf_usb_com_interrupt_length; static int hf_usb_com_interrupt_dl_bitrate; static int hf_usb_com_interrupt_ul_bitrate; static int hf_usb_com_interrupt_payload; static int hf_usb_com_data_stream; static int hf_usb_com_data_in_payload; static int hf_usb_com_data_out_payload; static int ett_usb_com; static int ett_usb_com_capabilities; static int ett_usb_com_bitmap; static int ett_usb_com_descriptor_ecm_eth_stats; static int ett_usb_com_descriptor_ecm_nb_mc_filters; static dissector_handle_t usb_com_descriptor_handle; static dissector_handle_t usb_com_control_handle; static dissector_handle_t usb_com_bulk_handle; static dissector_handle_t usb_com_interrupt_handle; static dissector_handle_t mbim_control_handle; static dissector_handle_t mbim_descriptor_handle; static dissector_handle_t mbim_bulk_handle; static dissector_handle_t eth_withoutfcs_handle; static expert_field ei_unexpected_controlling_iface; static wmem_tree_t* controlling_ifaces; typedef struct _controlling_iface { uint16_t interfaceClass; uint16_t interfaceSubclass; uint16_t interfaceProtocol; } controlling_iface_t; static uint32_t cdc_data_stream_count; typedef struct _cdc_data_conv { uint32_t stream; } cdc_data_conv_t; #define CS_INTERFACE 0x24 #define CS_ENDPOINT 0x25 static const value_string usb_com_descriptor_type_vals[] = { { CS_INTERFACE, "CS_INTERFACE"}, { CS_ENDPOINT, "CS_ENDPOINT"}, { 0, NULL} }; static value_string_ext usb_com_descriptor_type_vals_ext = VALUE_STRING_EXT_INIT(usb_com_descriptor_type_vals); static const value_string usb_com_descriptor_subtype_vals[] = { { 0x00, "Header Functional Descriptor"}, { 0x01, "Call Management Functional Descriptor"}, { 0x02, "Abstract Control Management Functional Descriptor"}, { 0x03, "Direct Line Management Functional Descriptor"}, { 0x04, "Telephone Ringer Functional Descriptor"}, { 0x05, "Telephone Call and Line State Reporting Capabilities Functional Descriptor"}, { 0x06, "Union Functional Descriptor"}, { 0x07, "Country Selection Functional Descriptor"}, { 0x08, "Telephone Operational Modes Functional Descriptor"}, { 0x09, "USB Terminal Functional Descriptor"}, { 0x0A, "Network Channel Terminal Descriptor"}, { 0x0B, "Protocol Unit Functional Descriptor"}, { 0x0C, "Extension Unit Functional Descriptor"}, { 0x0D, "Multi-Channel Management Functional Descriptor"}, { 0x0E, "CAPI Control Management Functional Descriptor"}, { 0x0F, "Ethernet Networking Functional Descriptor"}, { 0x10, "ATM Networking Functional Descriptor"}, { 0x11, "Wireless Handset Control Model Functional Descriptor"}, { 0x12, "Mobile Direct Line Model Functional Descriptor"}, { 0x13, "MDLM Detail Functional Descriptor"}, { 0x14, "Device Management Model Functional Descriptor"}, { 0x15, "OBEX Functional Descriptor"}, { 0x16, "Command Set Functional Descriptor"}, { 0x17, "Command Set Detail Functional Descriptor"}, { 0x18, "Telephone Control Model Functional Descriptor"}, { 0x19, "OBEX Service Identifier Functional Descriptor"}, { 0x1A, "NCM Functional Descriptor"}, { 0x1B, "MBIM Functional Descriptor"}, { 0x1C, "MBIM Extended Functional Descriptor"}, { 0, NULL} }; static value_string_ext usb_com_descriptor_subtype_vals_ext = VALUE_STRING_EXT_INIT(usb_com_descriptor_subtype_vals); #define COM_SUBCLASS_RESERVED 0x00 #define COM_SUBCLASS_DLCM 0x01 #define COM_SUBCLASS_ACM 0x02 #define COM_SUBCLASS_TCM 0x03 #define COM_SUBCLASS_MCCM 0x04 #define COM_SUBCLASS_CCM 0x05 #define COM_SUBCLASS_ENCM 0x06 #define COM_SUBCLASS_ANCM 0x07 #define COM_SUBCLASS_WHCM 0x08 #define COM_SUBCLASS_DM 0x09 #define COM_SUBCLASS_MDLM 0x0a #define COM_SUBCLASS_OBEX 0x0b #define COM_SUBCLASS_EEM 0x0c #define COM_SUBCLASS_NCM 0x0d #define COM_SUBCLASS_MBIM 0x0e static const value_string usb_com_subclass_vals[] = { {COM_SUBCLASS_RESERVED, "RESERVED"}, {COM_SUBCLASS_DLCM, "Direct Line Control Model"}, {COM_SUBCLASS_ACM, "Abstract Control Model"}, {COM_SUBCLASS_TCM, "Telephone Control Model"}, {COM_SUBCLASS_MCCM, "Multi-Channel Control Model"}, {COM_SUBCLASS_CCM, "CAPI Control Model"}, {COM_SUBCLASS_ENCM, "Ethernet Networking Control Model"}, {COM_SUBCLASS_ANCM, "ATM Networking Control Model"}, {COM_SUBCLASS_WHCM, "Wireless Handset Control Model"}, {COM_SUBCLASS_DM, "Device Management"}, {COM_SUBCLASS_MDLM, "Mobile Direct Line Model"}, {COM_SUBCLASS_OBEX, "OBEX"}, {COM_SUBCLASS_EEM, "Ethernet Emulation Model"}, {COM_SUBCLASS_NCM, "Network Control Model"}, {COM_SUBCLASS_MBIM, "Mobile Broadband Interface Model"}, {0, NULL} }; value_string_ext ext_usb_com_subclass_vals = VALUE_STRING_EXT_INIT(usb_com_subclass_vals); #define SEND_ENCAPSULATED_COMMAND 0x00 #define GET_ENCAPSULATED_RESPONSE 0x01 #define SET_COMM_FEATURE 0x02 #define GET_COMM_FEATURE 0x03 #define CLEAR_COMM_FEATURE 0x04 #define RESET_FUNCTION 0x05 #define SET_AUX_LINE_STATE 0x10 #define SET_HOOK_STATE 0x11 #define PULSE_SETUP 0x12 #define SEND_PULSE 0x13 #define SET_PULSE_TIME 0x14 #define RING_AUX_JACK 0x15 #define SET_LINE_CODING 0x20 #define GET_LINE_CODING 0x21 #define SET_CONTROL_LINE_STATE 0x22 #define SEND_BREAK 0x23 #define SET_RINGER_PARMS 0x30 #define GET_RINGER_PARMS 0x31 #define SET_OPERATION_PARMS 0x32 #define GET_OPERATION_PARMS 0x33 #define SET_LINE_PARMS 0x34 #define GET_LINE_PARMS 0x35 #define DIAL_DIGITS 0x36 #define SET_UNIT_PARAMETER 0x37 #define GET_UNIT_PARAMETER 0x38 #define CLEAR_UNIT_PARAMETER 0x39 #define GET_PROFILE 0x3a #define SET_ETHERNET_MULTICAST_FILTERS 0x40 #define SET_ETHERNET_POWER_MANAGEMENT_PATTERN_FILTER 0x41 #define GET_ETHERNET_POWER_MANAGEMENT_PATTERN_FILTER 0x42 #define SET_ETHERNET_PACKET_FILTER 0x43 #define GET_ETHERNET_STATISTIC 0x44 #define SET_ATM_DATA_FORMAT 0x50 #define GET_ATM_DEVICE_STATISTICS 0x51 #define SET_ATM_DEFAULT_VC 0x52 #define GET_ATM_VC_STATISTICS 0x53 #define GET_NTB_PARAMETERS 0x80 #define GET_NET_ADDRESS 0x81 #define SET_NET_ADDRESS 0x82 #define GET_NTB_FORMAT 0x83 #define SET_NTB_FORMAT 0x84 #define GET_NTB_INPUT_SIZE 0x85 #define SET_NTB_INPUT_SIZE 0x86 #define GET_MAX_DATAGRAM_SIZE 0x87 #define SET_MAX_DATAGRAM_SIZE 0x88 #define GET_CRC_MODE 0x89 #define SET_CRC_MODE 0x8a static const value_string usb_com_setup_request_vals[] = { {SEND_ENCAPSULATED_COMMAND, "SEND ENCAPSULATED COMMAND"}, {GET_ENCAPSULATED_RESPONSE, "GET ENCAPSULATED RESPONSE"}, {SET_COMM_FEATURE, "SET COMM FEATURE"}, {GET_COMM_FEATURE, "GET COMM FEATURE"}, {CLEAR_COMM_FEATURE, "CLEAR COMM FEATURE"}, {RESET_FUNCTION, "RESET FUNCTION"}, {SET_AUX_LINE_STATE, "SET AUX LINE STATE"}, {SET_HOOK_STATE, "SET HOOK STATE"}, {PULSE_SETUP, "PULSE SETUP"}, {SEND_PULSE, "SEND PULSE"}, {SET_PULSE_TIME, "SET PULSE TIME"}, {RING_AUX_JACK, "RING AUX JACK"}, {SET_LINE_CODING, "SET LINE CODING"}, {GET_LINE_CODING, "GET LINE CODING"}, {SET_CONTROL_LINE_STATE, "SET CONTROL LINE STATE"}, {SEND_BREAK, "SEND BREAK"}, {SET_RINGER_PARMS, "SET RINGER PARMS"}, {GET_RINGER_PARMS, "GET RINGER PARMS"}, {SET_OPERATION_PARMS, "SET OPERATION PARMS"}, {GET_OPERATION_PARMS, "GET OPERATION PARMS"}, {SET_LINE_PARMS, "SET LINE PARMS"}, {GET_LINE_PARMS, "GET LINE PARMS"}, {DIAL_DIGITS, "DIAL DIGITS"}, {SET_UNIT_PARAMETER, "SET UNIT PARAMETER"}, {GET_UNIT_PARAMETER, "GET UNIT PARAMETER"}, {CLEAR_UNIT_PARAMETER, "CLEAR UNIT PARAMETER"}, {GET_PROFILE, "GET PROFILE"}, {SET_ETHERNET_MULTICAST_FILTERS, "SET ETHERNET MULTICAST FILTERS"}, {SET_ETHERNET_POWER_MANAGEMENT_PATTERN_FILTER, "SET ETHERNET POWER MANAGEMENT PATTERN FILTER"}, {GET_ETHERNET_POWER_MANAGEMENT_PATTERN_FILTER, "GET ETHERNET POWER MANAGEMENT PATTERN FILTER"}, {SET_ETHERNET_PACKET_FILTER, "SET ETHERNET PACKET FILTER"}, {GET_ETHERNET_STATISTIC, "GET ETHERNET STATISTIC"}, {SET_ATM_DATA_FORMAT, "SET ATM DATA FORMAT"}, {GET_ATM_DEVICE_STATISTICS, "GET ATM DEVICE STATISTICS"}, {SET_ATM_DEFAULT_VC, "SET ATM DEFAULT VC"}, {GET_ATM_VC_STATISTICS, "GET ATM VC STATISTICS"}, {GET_NTB_PARAMETERS, "GET NTB PARAMETERS"}, {GET_NET_ADDRESS, "GET NET ADDRESS"}, {SET_NET_ADDRESS, "SET NET ADDRESS"}, {GET_NTB_FORMAT, "GET NTB FORMAT"}, {SET_NTB_FORMAT, "SET NTB FORMAT"}, {GET_NTB_INPUT_SIZE, "GET NTB INPUT SIZE"}, {SET_NTB_INPUT_SIZE, "SET NTB INPUT SIZE"}, {GET_MAX_DATAGRAM_SIZE, "GET MAX DATAGRAM SIZE"}, {SET_MAX_DATAGRAM_SIZE, "SET MAX DATAGRAM SIZE"}, {GET_CRC_MODE, "GET CRC MODE"}, {SET_CRC_MODE, "SET CRC MODE"}, {0, NULL} }; static value_string_ext usb_com_setup_request_vals_ext = VALUE_STRING_EXT_INIT(usb_com_setup_request_vals); static int * const usb_com_get_ntb_params_ntb_formats_supported_fields[] = { &hf_usb_com_get_ntb_params_ntb_formats_supported_16bit, &hf_usb_com_get_ntb_params_ntb_formats_supported_32bit, NULL }; static const value_string usb_com_ntb_format_vals[] = { { 0x0000, "NTB-16"}, { 0x0001, "NTB-32"}, {0, NULL} }; static const value_string usb_com_crc_mode_vals[] = { { 0x0000, "CRCs shall not be appended"}, { 0x0001, "CRCs shall be appended"}, {0, NULL} }; static int * const ecm_eth_stats[] = { &hf_usb_com_descriptor_ecm_eth_stats_reserved, &hf_usb_com_descriptor_ecm_eth_stats_xmit_late_collisions, &hf_usb_com_descriptor_ecm_eth_stats_xmit_times_crs_lost, &hf_usb_com_descriptor_ecm_eth_stats_xmit_heartbeat_failure, &hf_usb_com_descriptor_ecm_eth_stats_xmit_underrun, &hf_usb_com_descriptor_ecm_eth_stats_rcv_overrun, &hf_usb_com_descriptor_ecm_eth_stats_xmit_max_collisions, &hf_usb_com_descriptor_ecm_eth_stats_xmit_deferred, &hf_usb_com_descriptor_ecm_eth_stats_xmit_more_collisions, &hf_usb_com_descriptor_ecm_eth_stats_xmit_one_collision, &hf_usb_com_descriptor_ecm_eth_stats_rcv_error_alignment, &hf_usb_com_descriptor_ecm_eth_stats_transmit_queue_length, &hf_usb_com_descriptor_ecm_eth_stats_rcv_crc_error, &hf_usb_com_descriptor_ecm_eth_stats_broadcast_frames_rcv, &hf_usb_com_descriptor_ecm_eth_stats_broadcast_bytes_rcv, &hf_usb_com_descriptor_ecm_eth_stats_multicast_frames_rcv, &hf_usb_com_descriptor_ecm_eth_stats_multicast_bytes_rcv, &hf_usb_com_descriptor_ecm_eth_stats_directed_frames_rcv, &hf_usb_com_descriptor_ecm_eth_stats_directed_bytes_rcv, &hf_usb_com_descriptor_ecm_eth_stats_broadcast_frames_xmit, &hf_usb_com_descriptor_ecm_eth_stats_broadcast_bytes_xmit, &hf_usb_com_descriptor_ecm_eth_stats_multicast_frames_xmit, &hf_usb_com_descriptor_ecm_eth_stats_multicast_bytes_xmit, &hf_usb_com_descriptor_ecm_eth_stats_directed_frames_xmit, &hf_usb_com_descriptor_ecm_eth_stats_directed_bytes_xmit, &hf_usb_com_descriptor_ecm_eth_stats_rcv_no_buffer, &hf_usb_com_descriptor_ecm_eth_stats_rcv_error, &hf_usb_com_descriptor_ecm_eth_stats_xmit_error, &hf_usb_com_descriptor_ecm_eth_stats_rvc_ok, &hf_usb_com_descriptor_ecm_eth_stats_xmit_ok, NULL }; static const true_false_string usb_com_ecm_mc_address_filtering = { "Imperfect", "Perfect" }; static int * const ecm_nb_mc_filters[] = { &hf_usb_com_descriptor_ecm_nb_mc_filters_mc_address_filtering, &hf_usb_com_descriptor_ecm_nb_mc_filters_nb_filters_supported, NULL }; #define NETWORK_CONNECTION 0x00 #define RESPONSE_AVAILABLE 0x01 #define AUX_JACK_HOOK_STATE 0x08 #define RING_DETECT 0x09 #define SERIAL_STATE 0x20 #define CALL_STATE_CHANGE 0x28 #define LINE_STATE_CHANGE 0x29 #define CONNECTION_SPEED_CHANGE 0x2a static const value_string usb_com_interrupt_notif_code_vals[] = { {NETWORK_CONNECTION, "NETWORK CONNECTION"}, {RESPONSE_AVAILABLE, "RESPONSE AVAILABLE"}, {AUX_JACK_HOOK_STATE, "AUX JACK HOOK STATE"}, {RING_DETECT, "RING DETECT"}, {SERIAL_STATE, "SERIAL STATE"}, {CALL_STATE_CHANGE, "CALL STATE CHANGE"}, {LINE_STATE_CHANGE, "LINE STATE CHANGE"}, {CONNECTION_SPEED_CHANGE, "CONNECTION SPEED CHANGE"}, {0, NULL} }; static const value_string usb_com_interrupt_value_nw_conn_vals[] = { {0, "Disconnect"}, {1, "Connected"}, {0, NULL} }; void proto_register_usb_com(void); void proto_reg_handoff_usb_com(void); static int dissect_usb_com_descriptor(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { urb_info_t *urb = (urb_info_t *)data; int offset = 0; uint8_t type, subtype; proto_tree *subtree; proto_tree *subtree_capabilities; proto_item *subitem_capabilities; if (!urb) { return 0; } subtree = proto_tree_add_subtree(tree, tvb, offset, tvb_captured_length(tvb), ett_usb_com, NULL, "COMMUNICATIONS DESCRIPTOR"); dissect_usb_descriptor_header(subtree, tvb, offset, &usb_com_descriptor_type_vals_ext); offset += 2; type = tvb_get_uint8(tvb, 1); switch (type) { case CS_INTERFACE: subtype = tvb_get_uint8(tvb, offset); proto_tree_add_uint(subtree, hf_usb_com_descriptor_subtype, tvb, offset, 1, subtype); offset++; switch (subtype) { case 0x00: proto_tree_add_item(subtree, hf_usb_com_descriptor_cdc, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; break; case 0x01: subitem_capabilities = proto_tree_add_item(subtree, hf_usb_com_capabilities, tvb, 3, 1, ENC_LITTLE_ENDIAN); subtree_capabilities = proto_item_add_subtree(subitem_capabilities, ett_usb_com_capabilities); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_cm_capabilities_reserved, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_cm_capabilities_call_management_over_data_class_interface, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_cm_capabilities_call_management, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree, hf_usb_com_descriptor_cm_data_interface, tvb, 4, 1, ENC_LITTLE_ENDIAN); offset = 5; break; case 0x02: subitem_capabilities = proto_tree_add_item(subtree, hf_usb_com_capabilities, tvb, 3, 1, ENC_LITTLE_ENDIAN); subtree_capabilities = proto_item_add_subtree(subitem_capabilities, ett_usb_com_capabilities); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_acm_capabilities_reserved, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_acm_capabilities_network_connection, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_acm_capabilities_send_break, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_acm_capabilities_line_and_state, tvb, 3, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(subtree_capabilities, hf_usb_com_descriptor_acm_capabilities_comm_features, tvb, 3, 1, ENC_LITTLE_ENDIAN); offset = 4; break; case 0x06: { proto_item *control_item; uint32_t k_bus_id; uint32_t k_device_address; uint32_t k_subordinate_id; uint32_t k_frame_number; wmem_tree_key_t key[] = { { .length = 1, .key = &k_bus_id }, { .length = 1, .key = &k_device_address }, { .length = 1, .key = &k_subordinate_id }, { .length = 1, .key = &k_frame_number }, { .length = 0, .key = NULL }, }; controlling_iface_t *master_info = NULL; uint32_t master; k_bus_id = urb->bus_id; k_device_address = urb->device_address; k_frame_number = pinfo->num; control_item = proto_tree_add_item_ret_uint(subtree, hf_usb_com_descriptor_control_interface, tvb, offset, 1, ENC_LITTLE_ENDIAN, &master); if (master != urb->conv->interfaceNum) { expert_add_info(pinfo, control_item, &ei_unexpected_controlling_iface); } else if (!PINFO_FD_VISITED(pinfo)) { master_info = wmem_new(wmem_file_scope(), controlling_iface_t); master_info->interfaceClass = urb->conv->interfaceClass; master_info->interfaceSubclass = urb->conv->interfaceSubclass; master_info->interfaceProtocol = urb->conv->interfaceProtocol; } offset += 1; while (tvb_reported_length_remaining(tvb,offset) > 0) { proto_tree_add_item_ret_uint(subtree, hf_usb_com_descriptor_subordinate_interface, tvb, offset, 1, ENC_LITTLE_ENDIAN, &k_subordinate_id); offset += 1; if (master_info) { wmem_tree_insert32_array(controlling_ifaces, key, master_info); } } break; } case 0x0f: proto_tree_add_item(subtree, hf_usb_com_descriptor_ecm_mac_address, tvb, offset, 1, ENC_LITTLE_ENDIAN); offset += 1; proto_tree_add_bitmask_with_flags(subtree, tvb, offset, hf_usb_com_descriptor_ecm_eth_stats, ett_usb_com_descriptor_ecm_eth_stats, ecm_eth_stats, ENC_LITTLE_ENDIAN, BMT_NO_APPEND); offset += 4; proto_tree_add_item(subtree, hf_usb_com_descriptor_ecm_max_segment_size, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_bitmask_with_flags(subtree, tvb, offset, hf_usb_com_descriptor_ecm_nb_mc_filters, ett_usb_com_descriptor_ecm_nb_mc_filters, ecm_nb_mc_filters, ENC_LITTLE_ENDIAN, BMT_NO_APPEND); offset += 2; proto_tree_add_item(subtree, hf_usb_com_descriptor_ecm_nb_power_filters, tvb, offset, 1, ENC_LITTLE_ENDIAN); offset += 1; break; case 0x1b: case 0x1c: offset = call_dissector_only(mbim_descriptor_handle, tvb, pinfo, subtree, data); break; default: break; } break; case CS_ENDPOINT: default: break; } if (tvb_reported_length_remaining(tvb, offset) > 0) { proto_tree_add_item(subtree, hf_usb_com_descriptor_payload, tvb, offset, -1, ENC_NA); } return tvb_captured_length(tvb); } static int dissect_usb_com_get_ntb_params(tvbuff_t *tvb, proto_tree *tree, int base_offset) { int offset = base_offset; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_length, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_bitmask(tree, tvb, offset, hf_usb_com_get_ntb_params_ntb_formats_supported, ett_usb_com_bitmap, usb_com_get_ntb_params_ntb_formats_supported_fields, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ntb_in_max_size, tvb, offset, 4, ENC_LITTLE_ENDIAN); offset += 4; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ndp_in_divisor, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ndp_in_payload_remainder, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ndp_in_alignment, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_reserved, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ntb_out_max_size, tvb, offset, 4, ENC_LITTLE_ENDIAN); offset += 4; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ndp_out_divisor, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ndp_out_payload_remainder, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ndp_out_alignment, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, hf_usb_com_get_ntb_params_ntb_out_max_datagrams, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; return offset; } static int dissect_usb_com_ntb_input_size(tvbuff_t *tvb, proto_tree *tree, int base_offset, bool is_set) { int offset = base_offset; proto_tree_add_item(tree, is_set ? hf_usb_com_set_ntb_input_size_ntb_in_max_size : hf_usb_com_get_ntb_input_size_ntb_in_max_size, tvb, offset, 4, ENC_LITTLE_ENDIAN); offset += 4; if (tvb_reported_length_remaining(tvb, offset) > 0) { proto_tree_add_item(tree, is_set ? hf_usb_com_set_ntb_input_size_ntb_in_max_datagrams : hf_usb_com_get_ntb_input_size_ntb_in_max_datagrams, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(tree, is_set ? hf_usb_com_set_ntb_input_size_reserved : hf_usb_com_get_ntb_input_size_reserved, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; } return offset; } static int dissect_usb_com_control(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { urb_info_t *urb = (urb_info_t *)data; usb_trans_info_t *usb_trans_info; proto_tree *subtree; proto_item *ti; int offset = 0; bool is_request; if (tvb_reported_length(tvb) == 0) { return 0; } col_set_str(pinfo->cinfo, COL_PROTOCOL, "USBCOM"); ti = proto_tree_add_item(tree, proto_usb_com, tvb, 0, -1, ENC_NA); subtree = proto_item_add_subtree(ti, ett_usb_com); if (urb) { usb_trans_info = urb->usb_trans_info; ti = proto_tree_add_uint(subtree, hf_usb_com_control_subclass, tvb, 0, 0, urb->conv->interfaceSubclass); proto_item_set_generated(ti); is_request = (pinfo->srcport==NO_ENDPOINT); col_add_fstr(pinfo->cinfo, COL_INFO, "%s %s", val_to_str_ext(usb_trans_info->setup.request, &usb_com_setup_request_vals_ext, "Unknown type %x"), is_request ? "Request" : "Response"); if (is_request) { proto_tree_add_item(subtree, hf_usb_com_control_request_code, tvb, offset, 1, ENC_LITTLE_ENDIAN); offset += 1; proto_tree_add_item(subtree, hf_usb_com_control_value, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_control_index, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_control_length, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; } else { ti = proto_tree_add_uint(subtree, hf_usb_com_control_response_code, tvb, 0, 0, usb_trans_info->setup.request); proto_item_set_generated(ti); } switch (usb_trans_info->setup.request) { case SEND_ENCAPSULATED_COMMAND: if ((urb->conv->interfaceSubclass == COM_SUBCLASS_MBIM) && is_request) { tvbuff_t *mbim_tvb = tvb_new_subset_remaining(tvb, offset); offset += call_dissector_only(mbim_control_handle, mbim_tvb, pinfo, tree, urb); } break; case GET_ENCAPSULATED_RESPONSE: if ((urb->conv->interfaceSubclass == COM_SUBCLASS_MBIM) && !is_request) { offset += call_dissector_only(mbim_control_handle, tvb, pinfo, tree, urb); } break; case GET_NTB_PARAMETERS: if (!is_request) { offset = dissect_usb_com_get_ntb_params(tvb, subtree, offset); } break; case GET_NET_ADDRESS: if (!is_request) { proto_tree_add_item(subtree, hf_usb_com_get_net_address_eui48, tvb, offset, 6, ENC_NA); offset += 6; } break; case SET_NET_ADDRESS: if (is_request) { proto_tree_add_item(subtree, hf_usb_com_set_net_address_eui48, tvb, offset, 6, ENC_NA); offset += 6; } break; case GET_NTB_FORMAT: if (!is_request) { proto_tree_add_item(subtree, hf_usb_com_get_ntb_format_ntb_format, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; } break; case SET_NTB_FORMAT: if (is_request) { proto_tree_add_item(subtree, hf_usb_com_set_ntb_format_ntb_format, tvb, offset-6, 2, ENC_LITTLE_ENDIAN); } break; case GET_NTB_INPUT_SIZE: if (!is_request) { offset = dissect_usb_com_ntb_input_size(tvb, subtree, offset, false); } break; case SET_NTB_INPUT_SIZE: if (!is_request) { offset = dissect_usb_com_ntb_input_size(tvb, subtree, offset, true); } break; case GET_MAX_DATAGRAM_SIZE: if (!is_request) { proto_tree_add_item(subtree, hf_usb_com_get_max_datagram_size_size, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; } break; case SET_MAX_DATAGRAM_SIZE: if (is_request) { proto_tree_add_item(subtree, hf_usb_com_set_max_datagram_size_size, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; } break; case GET_CRC_MODE: if (!is_request) { proto_tree_add_item(subtree, hf_usb_com_get_crc_mode_crc_mode, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; } break; case SET_CRC_MODE: if (is_request) { proto_tree_add_item(subtree, hf_usb_com_set_crc_mode_crc_mode, tvb, offset-6, 2, ENC_LITTLE_ENDIAN); } break; default: break; } } if (tvb_reported_length_remaining(tvb, offset) > 0) { proto_tree_add_item(subtree, hf_usb_com_control_payload, tvb, offset, -1, ENC_NA); } return tvb_captured_length(tvb); } static int dissect_usb_com_bulk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { urb_info_t *urb = (urb_info_t *)data; usb_conv_info_t *usb_conv_info; cdc_data_conv_t *cdc_data_info; uint32_t k_bus_id; uint32_t k_device_address; uint32_t k_subordinate_id; wmem_tree_key_t key[] = { { .length = 1, .key = &k_bus_id }, { .length = 1, .key = &k_device_address }, { .length = 1, .key = &k_subordinate_id }, { .length = 0, .key = NULL }, }; wmem_tree_t *wmem_tree; controlling_iface_t *master_iface = NULL; proto_tree *subtree; proto_item *item; if (!urb || !urb->conv) { return 0; } usb_conv_info = urb->conv; if ((usb_conv_info->interfaceClass != IF_CLASS_CDC_DATA) || (usb_conv_info->interfaceSubclass != 0)) { /* As per Communications Device Class Revision 1.2 subclass is currently unused for CDC Data and should be zero * If it is not, then we are either dealing with malformed descriptor or a new CDC Revision. */ return 0; } /* Generic handling to allow follow stream functionality regardless if data * is passed to higher layer dissector or not. */ cdc_data_info = (cdc_data_conv_t *)usb_conv_info->class_data; if (!cdc_data_info) { cdc_data_info = wmem_new(wmem_file_scope(), cdc_data_conv_t); cdc_data_info->stream = cdc_data_stream_count++; usb_conv_info->class_data = cdc_data_info; usb_conv_info->class_data_type = USB_CONV_CDC_DATA; } else if (usb_conv_info->class_data_type != USB_CONV_CDC_DATA) { /* Don't dissect if another USB type is in the conversation */ return 0; } col_set_str(pinfo->cinfo, COL_PROTOCOL, "USBCOM"); item = proto_tree_add_item(tree, proto_usb_com, tvb, 0, -1, ENC_NA); subtree = proto_item_add_subtree(item, ett_usb_com); item = proto_tree_add_uint(subtree, hf_usb_com_data_stream, tvb, 0, 0, cdc_data_info->stream); proto_item_set_generated(item); if (pinfo->p2p_dir == P2P_DIR_RECV) { proto_tree_add_item(subtree, hf_usb_com_data_in_payload, tvb, 0, -1, ENC_NA); } else { proto_tree_add_item(subtree, hf_usb_com_data_out_payload, tvb, 0, -1, ENC_NA); } if (have_tap_listener(cdc_data_follow_tap)) { tap_queue_packet(cdc_data_follow_tap, pinfo, tvb); } k_bus_id = urb->bus_id; k_device_address = urb->device_address; k_subordinate_id = usb_conv_info->interfaceNum; wmem_tree = (wmem_tree_t*)wmem_tree_lookup32_array(controlling_ifaces, key); if (wmem_tree) { master_iface = (controlling_iface_t *)wmem_tree_lookup32_le(wmem_tree, pinfo->num); } if (master_iface) { if (master_iface->interfaceClass == IF_CLASS_COMMUNICATIONS) { if ((master_iface->interfaceSubclass == COM_SUBCLASS_ENCM) && (master_iface->interfaceProtocol == 0) && (usb_conv_info->interfaceProtocol == 0)) { /* Ethernet without FCS */ return call_dissector_only(eth_withoutfcs_handle, tvb, pinfo, tree, NULL); } } } switch (usb_conv_info->interfaceProtocol) { case 0x01: /* Network Transfer Block */ case 0x02: /* Network Transfer Block (IP + DSS) */ return call_dissector_only(mbim_bulk_handle, tvb, pinfo, tree, NULL); default: break; } /* Unknown (class, subclass, protocol) tuple. No further dissection. */ return tvb_captured_length(tvb); } static int dissect_usb_com_interrupt(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) { proto_tree *subtree; proto_item *it; uint32_t notif_code; int offset = 0; col_set_str(pinfo->cinfo, COL_PROTOCOL, "USBCOM"); it = proto_tree_add_item(tree, proto_usb_com, tvb, 0, -1, ENC_NA); subtree = proto_item_add_subtree(it, ett_usb_com); proto_tree_add_item(subtree, hf_usb_com_interrupt_request_type, tvb, offset, 1, ENC_LITTLE_ENDIAN); offset++; proto_tree_add_item_ret_uint(subtree, hf_usb_com_interrupt_notif_code, tvb, offset, 1, ENC_LITTLE_ENDIAN, ¬if_code); offset++; col_add_str(pinfo->cinfo, COL_INFO, val_to_str(notif_code, usb_com_interrupt_notif_code_vals, "Unknown type %x")); switch (notif_code) { case NETWORK_CONNECTION: proto_tree_add_item(subtree, hf_usb_com_interrupt_value_nw_conn, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_index, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_length, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; break; case RESPONSE_AVAILABLE: proto_tree_add_item(subtree, hf_usb_com_interrupt_value, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_index, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_length, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; break; case CONNECTION_SPEED_CHANGE: proto_tree_add_item(subtree, hf_usb_com_interrupt_value, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_index, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_length, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset += 2; proto_tree_add_item(subtree, hf_usb_com_interrupt_dl_bitrate, tvb, offset, 4, ENC_LITTLE_ENDIAN); offset += 4; proto_tree_add_item(subtree, hf_usb_com_interrupt_ul_bitrate, tvb, offset, 4, ENC_LITTLE_ENDIAN); offset += 4; break; default: break; } if (tvb_reported_length_remaining(tvb, offset) > 0) { proto_tree_add_item(subtree, hf_usb_com_interrupt_payload, tvb, offset, -1, ENC_NA); } return tvb_captured_length(tvb); } static cdc_data_conv_t *get_cdc_data_conv(packet_info *pinfo) { conversation_t *conversation; usb_conv_info_t *usb_conv_info; if (pinfo->ptype != PT_USB) { return NULL; } conversation = find_conversation(pinfo->num, &pinfo->src, &pinfo->dst, CONVERSATION_USB, pinfo->srcport, pinfo->destport, 0); if (!conversation) { return NULL; } usb_conv_info = (usb_conv_info_t *)conversation_get_proto_data(conversation, proto_usb); if (!usb_conv_info || (usb_conv_info->class_data_type != USB_CONV_CDC_DATA)) { return NULL; } return (cdc_data_conv_t *)usb_conv_info->class_data; } static char *cdc_data_follow_conv_filter(epan_dissect_t *edt _U_, packet_info *pinfo, unsigned *stream, unsigned *sub_stream _U_) { cdc_data_conv_t *cdc_data_info; cdc_data_info = get_cdc_data_conv(pinfo); if (cdc_data_info) { *stream = cdc_data_info->stream; return ws_strdup_printf("usbcom.data.stream eq %u", cdc_data_info->stream); } return NULL; } static char *cdc_data_follow_index_filter(unsigned stream, unsigned sub_stream _U_) { return ws_strdup_printf("usbcom.data.stream eq %u", stream); } static char *cdc_data_follow_address_filter(address *src_addr _U_, address *dst_addr _U_, int src_port _U_, int dst_port _U_) { /* We always just filter stream based on an arbitrarily generated index. */ return NULL; } static char *cdc_data_port_to_display(wmem_allocator_t *allocator, unsigned port) { return wmem_strdup(allocator, port == NO_ENDPOINT ? "host" : "device"); } static tap_packet_status follow_cdc_data_tap_listener(void *tapdata, packet_info *pinfo, epan_dissect_t *edt _U_, const void *data, tap_flags_t flags _U_) { follow_record_t *follow_record; follow_info_t *follow_info = (follow_info_t *)tapdata; tvbuff_t *tvb = (tvbuff_t *)data; uint32_t data_length = tvb_captured_length(tvb); bool is_server; if (follow_info->client_port == 0) { /* XXX: Client/Server does not quite match how USB works. Simply assume * that host is "server" but it is important to note that client port * will be set to either IN or OUT endpoint (whichever transmits data * first). Client "receive" is OUT endpoint while client "transmit" is * IN endpoint. The "other end" is always host. */ if (pinfo->srcport == NO_ENDPOINT) { follow_info->client_port = pinfo->destport; copy_address(&follow_info->client_ip, &pinfo->dst); follow_info->server_port = pinfo->srcport; copy_address(&follow_info->server_ip, &pinfo->src); } else { follow_info->client_port = pinfo->srcport; copy_address(&follow_info->client_ip, &pinfo->src); follow_info->server_port = pinfo->destport; copy_address(&follow_info->server_ip, &pinfo->dst); } } is_server = pinfo->srcport == NO_ENDPOINT; follow_record = g_new0(follow_record_t, 1); follow_record->is_server = is_server; follow_record->packet_num = pinfo->fd->num; follow_record->abs_ts = pinfo->fd->abs_ts; follow_record->data = g_byte_array_append(g_byte_array_new(), tvb_get_ptr(tvb, 0, data_length), data_length); follow_info->bytes_written[is_server] += follow_record->data->len; follow_info->payload = g_list_prepend(follow_info->payload, follow_record); return TAP_PACKET_DONT_REDRAW; } static uint32_t get_cdc_data_stream_count(void) { return cdc_data_stream_count; } static void usb_com_cleanup_data(void) { cdc_data_stream_count = 0; } void proto_register_usb_com(void) { static hf_register_info hf[] = { { &hf_usb_com_descriptor_subtype, { "Descriptor Subtype", "usbcom.descriptor.subtype", FT_UINT8, BASE_HEX|BASE_EXT_STRING, &usb_com_descriptor_subtype_vals_ext, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_cdc, { "CDC", "usbcom.descriptor.cdc", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_payload, { "Payload", "usbcom.descriptor.payload", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_usb_com_control_subclass, { "Subclass", "usbcom.control.subclass", FT_UINT8, BASE_HEX|BASE_EXT_STRING, &ext_usb_com_subclass_vals, 0, NULL, HFILL }}, { &hf_usb_com_control_request_code, { "Request Code", "usbcom.control.request_code", FT_UINT8, BASE_HEX|BASE_EXT_STRING, &usb_com_setup_request_vals_ext, 0, NULL, HFILL }}, { &hf_usb_com_control_value, { "Value", "usbcom.control.value", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_control_index, { "Index", "usbcom.control.index", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_control_length, { "Length", "usbcom.control.length", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_control_response_code, { "Response Code", "usbcom.control.response_code", FT_UINT8, BASE_HEX|BASE_EXT_STRING, &usb_com_setup_request_vals_ext, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_length, { "Length", "usbcom.control.get_ntb_params.length", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ntb_formats_supported, { "NTB Formats Supported", "usbcom.control.get_ntb_params.ntb_formats_supported", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ntb_formats_supported_16bit, { "16-bit NTB", "usbcom.control.get_ntb_params.ntb_formats_supported.16bit", FT_BOOLEAN, 16, TFS(&tfs_supported_not_supported), 0x0001, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ntb_formats_supported_32bit, { "32-bit NTB", "usbcom.control.get_ntb_params.ntb_formats_supported.32bit", FT_BOOLEAN, 16, TFS(&tfs_supported_not_supported), 0x0002, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ntb_in_max_size, { "NTB IN Max Size", "usbcom.control.get_ntb_params.ntb_in_max_size", FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ndp_in_divisor, { "NDP IN Divisor", "usbcom.control.get_ntb_params.ndp_in_divisor", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ndp_in_payload_remainder, { "NDP IN Payload Remainder", "usbcom.control.get_ntb_params.ndp_in_payload_remainder", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ndp_in_alignment, { "NDP IN Alignment", "usbcom.control.get_ntb_params.ndp_in_alignment", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_reserved, { "Reserved", "usbcom.control.get_ntb_params.reserved", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ntb_out_max_size, { "NTB OUT Max Size", "usbcom.control.get_ntb_params.ntb_out_max_size", FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ndp_out_divisor, { "NDP OUT Divisor", "usbcom.control.get_ntb_params.ndp_out_divisor", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ndp_out_payload_remainder, { "NDP OUT Payload Remainder", "usbcom.control.get_ntb_params.ndp_out_payload_remainder", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ndp_out_alignment, { "NDP OUT Alignment", "usbcom.control.get_ntb_params.ndp_out_alignment", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_params_ntb_out_max_datagrams, { "NTB OUT Max Datagrams", "usbcom.control.get_ntb_params.ntb_out_max_datagrams", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_net_address_eui48, { "EUI-48", "usbcom.control.get_net_address.eui48", FT_ETHER, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_usb_com_set_net_address_eui48, { "EUI-48", "usbcom.control.set_net_address.eui48", FT_ETHER, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_format_ntb_format, { "NTB Format", "usbcom.control.get_net_address.ntb_format", FT_UINT16, BASE_HEX, VALS(usb_com_ntb_format_vals), 0, NULL, HFILL }}, { &hf_usb_com_set_ntb_format_ntb_format, { "NTB Format", "usbcom.control.set_net_address.ntb_format", FT_UINT16, BASE_HEX, VALS(usb_com_ntb_format_vals), 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_input_size_ntb_in_max_size, { "NTB IN Max Size", "usbcom.control.get_ntb_input_size.ntb_in_max_size", FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_input_size_ntb_in_max_datagrams, { "NTB IN Max Datagrams", "usbcom.control.get_ntb_input_size.ntb_in_max_datagrams", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_ntb_input_size_reserved, { "Reserved", "usbcom.control.get_ntb_input_size.reserved", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_set_ntb_input_size_ntb_in_max_size, { "NTB IN Max Size", "usbcom.control.set_ntb_input_size.ntb_in_max_size", FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_set_ntb_input_size_ntb_in_max_datagrams, { "NTB IN Max Datagrams", "usbcom.control.set_ntb_input_size.ntb_in_max_datagrams", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_set_ntb_input_size_reserved, { "Reserved", "usbcom.control.set_ntb_input_size.reserved", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_max_datagram_size_size, { "Max Datagram Size", "usbcom.control.get_max_datagram_size.size", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_set_max_datagram_size_size, { "Max Datagram Size", "usbcom.control.set_max_datagram_size.size", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_get_crc_mode_crc_mode, { "CRC Mode", "usbcom.control.get_crc_mode.crc_mode", FT_UINT16, BASE_HEX, VALS(usb_com_crc_mode_vals), 0, NULL, HFILL }}, { &hf_usb_com_set_crc_mode_crc_mode, { "CRC Mode", "usbcom.control.set_crc_mode.crc_mode", FT_UINT16, BASE_HEX, VALS(usb_com_crc_mode_vals), 0, NULL, HFILL }}, { &hf_usb_com_control_payload, { "Payload", "usbcom.control.payload", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_usb_com_capabilities, { "bmCapabilities", "usbcom.descriptor.capabilities", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_acm_capabilities_reserved, { "Reserved", "usbcom.descriptor.acm.capabilities.reserved", FT_UINT8, BASE_HEX, NULL, 0xF0, NULL, HFILL }}, { &hf_usb_com_descriptor_acm_capabilities_network_connection, { "Network_Connection", "usbcom.descriptor.acm.capabilities.network_connection", FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x08, NULL, HFILL }}, { &hf_usb_com_descriptor_acm_capabilities_send_break, { "Send_Break", "usbcom.descriptor.acm.capabilities.send_break", FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x04, NULL, HFILL }}, { &hf_usb_com_descriptor_acm_capabilities_line_and_state, { "Line Requests and State Notification", "usbcom.descriptor.acm.capabilities.line_and_state", FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x02, NULL, HFILL }}, { &hf_usb_com_descriptor_acm_capabilities_comm_features, { "Comm Features Combinations", "usbcom.descriptor.acm.capabilities.comm_features", FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x01, NULL, HFILL }}, { &hf_usb_com_descriptor_control_interface, { "Control Interface", "usbcom.descriptor.control_interface", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_subordinate_interface, { "Subordinate Interface", "usbcom.descriptor.subordinate_interface", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_cm_capabilities_reserved, { "Reserved", "usbcom.descriptor.cm.capabilities.reserved", FT_UINT8, BASE_HEX, NULL, 0xFC, NULL, HFILL }}, { &hf_usb_com_descriptor_cm_capabilities_call_management_over_data_class_interface, { "Call Management over Data Class Interface", "usbcom.descriptor.cm.capabilities.call_management_over_data_class_interface", FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x02, NULL, HFILL }}, { &hf_usb_com_descriptor_cm_capabilities_call_management, { "Call Management", "usbcom.descriptor.cm.capabilities.call_management", FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x01, NULL, HFILL }}, { &hf_usb_com_descriptor_cm_data_interface, { "Data Interface", "usbcom.descriptor.cm.data_interface", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_mac_address, { "MAC Address", "usbcom.descriptor.ecm.mac_address", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats, { "Ethernet Statistics", "usbcom.descriptor.ecm.eth_stats", FT_UINT32, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_reserved, { "Reserved", "usbcom.descriptor.ecm.eth_stats.reserved", FT_UINT32, BASE_HEX, NULL, 0xe0000000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_late_collisions, { "XMIT Late Collisions", "usbcom.descriptor.ecm.eth_stats.xmit_late_collisions", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x10000000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_times_crs_lost, { "XMIT TImes CRS Lost", "usbcom.descriptor.ecm.eth_stats.xmit_times_crs_lost", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x08000000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_heartbeat_failure, { "XMIT Heartbeat Failure", "usbcom.descriptor.ecm.eth_stats.xmit_heartbeat_failure", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x04000000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_underrun, { "XMIT Underrun", "usbcom.descriptor.ecm.eth_stats.xmit_underrun", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x02000000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_rcv_overrun, { "RCV Overrun", "usbcom.descriptor.ecm.eth_stats.rcv_overrun", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x01000000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_max_collisions, { "XMIT Max Collisions", "usbcom.descriptor.ecm.eth_stats.xmit_max_collisions", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00800000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_deferred, { "XMIT Deferred", "usbcom.descriptor.ecm.eth_stats.xmit_deferred", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00400000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_more_collisions, { "XMIT More Collisions", "usbcom.descriptor.ecm.eth_stats.xmit_more_collisions", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00200000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_one_collision, { "XMIT One Collision", "usbcom.descriptor.ecm.eth_stats.xmit_one_collision", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00100000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_rcv_error_alignment, { "RCV Error Alignment", "usbcom.descriptor.ecm.eth_stats.rcv_error_alignment", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00080000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_transmit_queue_length, { "Transmit Queue Length", "usbcom.descriptor.ecm.eth_stats.transmit_queue_length", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00040000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_rcv_crc_error, { "RCV CRC Error", "usbcom.descriptor.ecm.eth_stats.rcv_crc_error", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00020000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_broadcast_frames_rcv, { "Broadcast Frames RCV", "usbcom.descriptor.ecm.eth_stats.broadcast_frames_rcv", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00010000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_broadcast_bytes_rcv, { "Broadcast Bytes RCV", "usbcom.descriptor.ecm.eth_stats.broadcast_bytes_rcv", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00008000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_multicast_frames_rcv, { "Multicast Frames RCV", "usbcom.descriptor.ecm.eth_stats.multicast_frames_rcv", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00004000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_multicast_bytes_rcv, { "Multicast Bytes RCV", "usbcom.descriptor.ecm.eth_stats.multicast_bytes_rcv", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00002000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_directed_frames_rcv, { "Directed Frames RCV", "usbcom.descriptor.ecm.eth_stats.directed_frames_rcv", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00001000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_directed_bytes_rcv, { "Directed Bytes RCV", "usbcom.descriptor.ecm.eth_stats.directed_bytes_rcv", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000800, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_broadcast_frames_xmit, { "Broadcast Frames XMIT", "usbcom.descriptor.ecm.eth_stats.broadcast_frames_xmit", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000400, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_broadcast_bytes_xmit, { "Broadcast Bytes XMIT", "usbcom.descriptor.ecm.eth_stats.broadcast_bytes_xmit", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000200, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_multicast_frames_xmit, { "Multicast Frames XMIT", "usbcom.descriptor.ecm.eth_stats.multicast_frames_xmit", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000100, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_multicast_bytes_xmit, { "Multicast Bytes XMIT", "usbcom.descriptor.ecm.eth_stats.multicast_bytes_xmit", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000080, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_directed_frames_xmit, { "Directed Frames XMIT", "usbcom.descriptor.ecm.eth_stats.directed_frames_xmit", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000040, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_directed_bytes_xmit, { "Directed Bytes XMIT", "usbcom.descriptor.ecm.eth_stats.directed_bytes_xmit", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000020, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_rcv_no_buffer, { "RCV No Buffer", "usbcom.descriptor.ecm.eth_stats.rcv_no_buffer", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000010, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_rcv_error, { "RCV Error", "usbcom.descriptor.ecm.eth_stats.rcv_error", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000008, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_error, { "XMIT Error", "usbcom.descriptor.ecm.eth_stats.xmit_error", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000004, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_rvc_ok, { "RCV OK", "usbcom.descriptor.ecm.eth_stats.rvc_ok", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000002, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_eth_stats_xmit_ok, { "XMIT OK", "usbcom.descriptor.ecm.eth_stats.xmit_ok", FT_BOOLEAN, 32, TFS(&tfs_supported_not_supported), 0x00000001, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_max_segment_size, { "Max Segment Size", "usbcom.descriptor.ecm.max_segment_size", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_nb_mc_filters, { "Number MC Filters", "usbcom.descriptor.ecm.nb_mc_filters", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_nb_mc_filters_mc_address_filtering, { "Multicast Address Filtering", "usbcom.descriptor.ecm.nb_mc_filters.mc_address_filtering", FT_BOOLEAN, 16, TFS(&usb_com_ecm_mc_address_filtering), 0x8000, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_nb_mc_filters_nb_filters_supported, { "Number of Multicast Address Filters Supported", "usbcom.descriptor.ecm.nb_mc_filters.nb_filters_supported", FT_UINT16, BASE_DEC, NULL, 0x7fff, NULL, HFILL }}, { &hf_usb_com_descriptor_ecm_nb_power_filters, { "Number Power Filters", "usbcom.descriptor.ecm.nb_power_filters", FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_interrupt_request_type, { "Request Type", "usbcom.interrupt.request_type", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_interrupt_notif_code, { "Notification Code", "usbcom.interrupt.notification_code", FT_UINT8, BASE_HEX, VALS(usb_com_interrupt_notif_code_vals), 0, NULL, HFILL }}, { &hf_usb_com_interrupt_value, { "Value", "usbcom.interrupt.value", FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }}, { &hf_usb_com_interrupt_value_nw_conn, { "Value", "usbcom.interrupt.value", FT_UINT16, BASE_HEX, VALS(usb_com_interrupt_value_nw_conn_vals), 0, NULL, HFILL }}, { &hf_usb_com_interrupt_index, { "Index", "usbcom.interrupt.index", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_interrupt_length, { "Length", "usbcom.interrupt.length", FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_interrupt_dl_bitrate, { "DL Bitrate", "usbcom.interrupt.conn_speed_change.dl_bitrate", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_bit_sec), 0, NULL, HFILL }}, { &hf_usb_com_interrupt_ul_bitrate, { "UL Bitrate", "usbcom.interrupt.conn_speed_change.ul_bitrate", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_bit_sec), 0, NULL, HFILL }}, { &hf_usb_com_interrupt_payload, { "Payload", "usbcom.interrupt.payload", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_usb_com_data_stream, { "Stream index", "usbcom.data.stream", FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_usb_com_data_in_payload, { "IN payload", "usbcom.data.in_payload", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_usb_com_data_out_payload, { "OUT payload", "usbcom.data.out_payload", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, }; static int *usb_com_subtrees[] = { &ett_usb_com, &ett_usb_com_capabilities, &ett_usb_com_bitmap, &ett_usb_com_descriptor_ecm_eth_stats, &ett_usb_com_descriptor_ecm_nb_mc_filters }; static ei_register_info ei[] = { { &ei_unexpected_controlling_iface, { "usbcom.descriptor.control_interface.unexpected_iface", PI_MALFORMED, PI_ERROR, "Unexpected controlling interface index (report to wireshark.org)", EXPFILL }}, }; expert_module_t* expert_usb_com; controlling_ifaces = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope()); proto_usb_com = proto_register_protocol("USB Communications and CDC Control", "USBCOM", "usbcom"); proto_register_field_array(proto_usb_com, hf, array_length(hf)); proto_register_subtree_array(usb_com_subtrees, array_length(usb_com_subtrees)); usb_com_descriptor_handle = register_dissector("usbcom.descriptor", dissect_usb_com_descriptor, proto_usb_com); usb_com_control_handle = register_dissector("usbcom.control", dissect_usb_com_control, proto_usb_com); usb_com_bulk_handle = register_dissector("usbcom.bulk", dissect_usb_com_bulk, proto_usb_com); usb_com_interrupt_handle = register_dissector("usbcom.interrupt", dissect_usb_com_interrupt, proto_usb_com); expert_usb_com = expert_register_protocol(proto_usb_com); expert_register_field_array(expert_usb_com, ei, array_length(ei)); register_cleanup_routine(usb_com_cleanup_data); cdc_data_follow_tap = register_tap("cdc_data_follow"); register_follow_stream(proto_usb_com, "cdc_data_follow", cdc_data_follow_conv_filter, cdc_data_follow_index_filter, cdc_data_follow_address_filter, cdc_data_port_to_display, follow_cdc_data_tap_listener, get_cdc_data_stream_count, NULL); } void proto_reg_handoff_usb_com(void) { dissector_add_uint("usb.descriptor", IF_CLASS_COMMUNICATIONS, usb_com_descriptor_handle); dissector_add_uint("usb.control", IF_CLASS_COMMUNICATIONS, usb_com_control_handle); dissector_add_uint("usb.bulk", IF_CLASS_CDC_DATA, usb_com_bulk_handle); dissector_add_uint("usb.interrupt", IF_CLASS_COMMUNICATIONS, usb_com_interrupt_handle); mbim_control_handle = find_dissector_add_dependency("mbim.control", proto_usb_com); mbim_descriptor_handle = find_dissector_add_dependency("mbim.descriptor", proto_usb_com); mbim_bulk_handle = find_dissector_add_dependency("mbim.bulk", proto_usb_com); eth_withoutfcs_handle = find_dissector_add_dependency("eth_withoutfcs", proto_usb_com); proto_usb = proto_get_id_by_filter_name("usb"); } /* * 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: */