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wireshark/epan/dissectors/packet-btavrcp.c
Michal Labedzki dac7cf9f8c Bluetooth: Add generic UUID table for DecodeBy 
Replace L2CAP Service, RFCOMM Service and AVCTP PID dissector table
by shared Bluetooth Service UUID table. It also supports UUID16,
UUID32 and UUID128 by hex-string, like for AVRCP: "110e".

Change-Id: I473bc73d10939e8ed6dd55a6a92387c7a1ec125a
Reviewed-on: https://code.wireshark.org/review/9678
Reviewed-by: Michal Labedzki <michal.labedzki@tieto.com>
2015-07-17 08:06:40 +00:00

3224 lines
146 KiB
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/* packet-btavrcp.c
* Routines for Bluetooth AVRCP dissection
*
* Copyright 2012, Michal Labedzki for Tieto Corporation
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/prefs.h>
#include <epan/expert.h>
#include <epan/oui.h>
#include "packet-wap.h"
#include "packet-btl2cap.h"
#include "packet-btsdp.h"
#include "packet-btavctp.h"
#include "packet-btavrcp.h"
static int proto_btavrcp = -1;
static int hf_btavrcp_rfa = -1;
static int hf_btavrcp_ctype = -1;
static int hf_btavrcp_subunit_type = -1;
static int hf_btavrcp_subunit_id = -1;
static int hf_btavrcp_opcode = -1;
static int hf_btavrcp_company_id = -1;
static int hf_btavrcp_length = -1;
static int hf_btavrcp_pdu_id = -1;
static int hf_btavrcp_bt_pdu_id = -1;
static int hf_btavrcp_bt_continuing_pdu_id = -1;
static int hf_btavrcp_browsing_pdu_id = -1;
static int hf_btavrcp_reserved = -1;
static int hf_btavrcp_packet_type = -1;
static int hf_btavrcp_passthrough_state = -1;
static int hf_btavrcp_passthrough_operation = -1;
static int hf_btavrcp_passthrough_data_length = -1;
static int hf_btavrcp_passthrough_company_id = -1;
static int hf_btavrcp_passthrough_vendor_unique_id = -1;
static int hf_btavrcp_unit_unknown = -1;
static int hf_btavrcp_unit_type = -1;
static int hf_btavrcp_unit_id = -1;
static int hf_btavrcp_subunit_page = -1;
static int hf_btavrcp_subunit_extention_code = -1;
static int hf_btavrcp_item = -1;
static int hf_btavrcp_folder = -1;
static int hf_btavrcp_player_id = -1;
static int hf_btavrcp_status = -1;
static int hf_btavrcp_uid_counter = -1;
static int hf_btavrcp_number_of_items = -1;
static int hf_btavrcp_number_of_items16 = -1;
static int hf_btavrcp_character_set = -1;
static int hf_btavrcp_folder_depth = -1;
static int hf_btavrcp_folder_name_length = -1;
static int hf_btavrcp_folder_name = -1;
static int hf_btavrcp_search = -1;
static int hf_btavrcp_search_length = -1;
static int hf_btavrcp_number_of_attributes = -1;
static int hf_btavrcp_uid = -1;
static int hf_btavrcp_scope = -1;
static int hf_btavrcp_start_item = -1;
static int hf_btavrcp_end_item = -1;
static int hf_btavrcp_direction = -1;
static int hf_btavrcp_identifier = -1;
static int hf_btavrcp_song_length = -1;
static int hf_btavrcp_song_position = -1;
static int hf_btavrcp_play_status = -1;
static int hf_btavrcp_notification_interval = -1;
static int hf_btavrcp_event_id = -1;
static int hf_btavrcp_battery_status = -1;
static int hf_btavrcp_number_of_character_set = -1;
static int hf_btavrcp_absolute_volume_rfa = -1;
static int hf_btavrcp_absolute_volume = -1;
static int hf_btavrcp_capability = -1;
static int hf_btavrcp_capability_count = -1;
static int hf_btavrcp_item_type = -1;
static int hf_btavrcp_item_length = -1;
static int hf_btavrcp_system_status = -1;
static int hf_btavrcp_number_of_settings = -1;
static int hf_btavrcp_settings_attribute = -1;
static int hf_btavrcp_settings_value = -1;
static int hf_btavrcp_displayable_name = -1;
static int hf_btavrcp_displayable_name_length = -1;
static int hf_btavrcp_media_type = -1;
static int hf_btavrcp_folder_type = -1;
static int hf_btavrcp_folder_playable = -1;
static int hf_btavrcp_major_player_type = -1;
static int hf_btavrcp_player_subtype = -1;
static int hf_btavrcp_player_item = -1;
static int hf_btavrcp_attribute = -1;
static int hf_btavrcp_attribute_count = -1;
static int hf_btavrcp_attribute_value = -1;
static int hf_btavrcp_attribute_value_length = -1;
static int hf_btavrcp_attribute_item = -1;
static int hf_btavrcp_attribute_list = -1;
static int hf_btavrcp_attribute_entries = -1;
static int hf_btavrcp_attribute_name_length = -1;
static int hf_btavrcp_attribute_name = -1;
static int hf_btavrcp_setting_value_length = -1;
static int hf_btavrcp_setting_value = -1;
static int hf_btavrcp_features = -1;
static int hf_btavrcp_not_used_features = -1;
static int hf_btavrcp_feature_reserved_0 = -1;
static int hf_btavrcp_feature_reserved_1 = -1;
static int hf_btavrcp_feature_reserved_2 = -1;
static int hf_btavrcp_feature_reserved_3 = -1;
static int hf_btavrcp_feature_reserved_4 = -1;
static int hf_btavrcp_feature_reserved_5 = -1;
static int hf_btavrcp_feature_reserved_6 = -1;
static int hf_btavrcp_feature_reserved_7 = -1;
static int hf_btavrcp_feature_passthrough_select = -1;
static int hf_btavrcp_feature_passthrough_up = -1;
static int hf_btavrcp_feature_passthrough_down = -1;
static int hf_btavrcp_feature_passthrough_left = -1;
static int hf_btavrcp_feature_passthrough_right = -1;
static int hf_btavrcp_feature_passthrough_right_up = -1;
static int hf_btavrcp_feature_passthrough_right_down = -1;
static int hf_btavrcp_feature_passthrough_left_up = -1;
static int hf_btavrcp_feature_passthrough_left_down = -1;
static int hf_btavrcp_feature_passthrough_root_menu = -1;
static int hf_btavrcp_feature_passthrough_setup_menu = -1;
static int hf_btavrcp_feature_passthrough_contents_menu = -1;
static int hf_btavrcp_feature_passthrough_favorite_menu = -1;
static int hf_btavrcp_feature_passthrough_exit = -1;
static int hf_btavrcp_feature_passthrough_0 = -1;
static int hf_btavrcp_feature_passthrough_1 = -1;
static int hf_btavrcp_feature_passthrough_2 = -1;
static int hf_btavrcp_feature_passthrough_3 = -1;
static int hf_btavrcp_feature_passthrough_4 = -1;
static int hf_btavrcp_feature_passthrough_5 = -1;
static int hf_btavrcp_feature_passthrough_6 = -1;
static int hf_btavrcp_feature_passthrough_7 = -1;
static int hf_btavrcp_feature_passthrough_8 = -1;
static int hf_btavrcp_feature_passthrough_9 = -1;
static int hf_btavrcp_feature_passthrough_dot = -1;
static int hf_btavrcp_feature_passthrough_enter = -1;
static int hf_btavrcp_feature_passthrough_clear = -1;
static int hf_btavrcp_feature_passthrough_channel_up = -1;
static int hf_btavrcp_feature_passthrough_channel_down = -1;
static int hf_btavrcp_feature_passthrough_previous_channel = -1;
static int hf_btavrcp_feature_passthrough_sound_select = -1;
static int hf_btavrcp_feature_passthrough_input_select = -1;
static int hf_btavrcp_feature_passthrough_display_information = -1;
static int hf_btavrcp_feature_passthrough_help = -1;
static int hf_btavrcp_feature_passthrough_page_up = -1;
static int hf_btavrcp_feature_passthrough_page_down = -1;
static int hf_btavrcp_feature_passthrough_power = -1;
static int hf_btavrcp_feature_passthrough_volume_up = -1;
static int hf_btavrcp_feature_passthrough_volume_down = -1;
static int hf_btavrcp_feature_passthrough_mute = -1;
static int hf_btavrcp_feature_passthrough_play = -1;
static int hf_btavrcp_feature_passthrough_stop = -1;
static int hf_btavrcp_feature_passthrough_pause = -1;
static int hf_btavrcp_feature_passthrough_record = -1;
static int hf_btavrcp_feature_passthrough_rewind = -1;
static int hf_btavrcp_feature_passthrough_fast_forward = -1;
static int hf_btavrcp_feature_passthrough_eject = -1;
static int hf_btavrcp_feature_passthrough_forward = -1;
static int hf_btavrcp_feature_passthrough_backward = -1;
static int hf_btavrcp_feature_passthrough_angle = -1;
static int hf_btavrcp_feature_passthrough_subpicture = -1;
static int hf_btavrcp_feature_passthrough_f1 = -1;
static int hf_btavrcp_feature_passthrough_f2 = -1;
static int hf_btavrcp_feature_passthrough_f3 = -1;
static int hf_btavrcp_feature_passthrough_f4 = -1;
static int hf_btavrcp_feature_passthrough_f5 = -1;
static int hf_btavrcp_feature_vendor_unique = -1;
static int hf_btavrcp_feature_basic_group_navigation = -1;
static int hf_btavrcp_feature_advanced_control_player = -1;
static int hf_btavrcp_feature_browsing = -1;
static int hf_btavrcp_feature_searching = -1;
static int hf_btavrcp_feature_addtonowplayer = -1;
static int hf_btavrcp_feature_uid_unique = -1;
static int hf_btavrcp_feature_only_browsable_when_addressed = -1;
static int hf_btavrcp_feature_only_searchable_when_addressed = -1;
static int hf_btavrcp_feature_nowplaying = -1;
static int hf_btavrcp_feature_uid_persistency = -1;
static int hf_btavrcp_reassembled = -1;
static int hf_btavrcp_currect_path = -1;
static int hf_btavrcp_response_time = -1;
static int hf_btavrcp_command_in_frame = -1;
static int hf_btavrcp_response_in_frame = -1;
static int hf_btavrcp_data = -1;
static gint ett_btavrcp = -1;
static gint ett_btavrcp_attribute_list = -1;
static gint ett_btavrcp_attribute_entry = -1;
static gint ett_btavrcp_attribute_entries = -1;
static gint ett_btavrcp_element = -1;
static gint ett_btavrcp_folder = -1;
static gint ett_btavrcp_player = -1;
static gint ett_btavrcp_features = -1;
static gint ett_btavrcp_features_not_used = -1;
static gint ett_btavrcp_path = -1;
static expert_field ei_btavrcp_no_response = EI_INIT;
static expert_field ei_btavrcp_item_length_bad = EI_INIT;
static expert_field ei_btavrcp_unexpected_data = EI_INIT;
static dissector_handle_t btavrcp_handle;
#define OPCODE_VENDOR_DEPENDANT 0x00
#define OPCODE_UNIT 0x30
#define OPCODE_SUBUNIT 0x31
#define OPCODE_PASSTHROUGH 0x7C
#define ITEM_MEDIAPLAYER 0x01
#define ITEM_FOLDER 0x02
#define ITEM_MEDIA_ELEMENT 0x03
#define PACKET_TYPE_SINGLE 0x00
#define PACKET_TYPE_START 0x01
#define PACKET_TYPE_CONTINUE 0x02
#define PACKET_TYPE_END 0x03
#define EVENT_PLAYBACK_STATUS_CHANGED 0x01
#define EVENT_TRACK_CHANGED 0x02
#define EVENT_TRACK_REACHED_END 0x03
#define EVENT_TRACK_REACHED_START 0x04
#define EVENT_PLAYBACK_POSITION_CHANGED 0x05
#define EVENT_BATTERY_STATUS_CHANGED 0x06
#define EVENT_SYSTEM_STATUS_CHANGED 0x07
#define EVENT_PLAYER_APPLICATION_SETTING_CHANGED 0x08
#define EVENT_NOWPLAYING_CONTENT_CHANGED 0x09
#define EVENT_AVAILABLE_PLAYERS_CHANGED 0x0A
#define EVENT_ADDRESSEDPLAYER_CHANGED 0x0B
#define EVENT_UIDS_CHANGED 0x0C
#define EVENT_VOLUME_CHANGED 0x0D
#define PDU_GET_CAPABILITIES 0x10
#define PDU_LIST_PLAYER_APPLICATION_SETTING_ATTRIBUTES 0x11
#define PDU_LIST_PLAYER_APPLICATION_SETTING_VALUE 0x12
#define PDU_GET_CURRENT_PLAYER_APPLICATION_SETTING_VALUE 0x13
#define PDU_SET_PLAYER_APPLICATION_SETTING_VALUE 0x14
#define PDU_GET_PLAYER_APPLICATION_SETTING_ATTRIBUTE_TEXT 0x15
#define PDU_GET_PLAYER_APPLICATION_SETTING_VALUE_TEXT 0x16
#define PDU_INFORM_DISPLAYABLE_CHARACTER_SET 0x17
#define PDU_INFORM_BATTERY_STATUS_OF_CT 0x18
#define PDU_GET_ELEMENT_ATTRIBUTES 0x20
#define PDU_GET_PLAY_STATUS 0x30
#define PDU_REGISTER_NOTIFICATION 0x31
#define PDU_REQUEST_CONTINUING_RESPONSE 0x40
#define PDU_ABORT_CONTINUING_RESPONSE 0x41
#define PDU_SET_ABSOLUTE_VOLUME 0x50
#define PDU_SET_ADDRESSED_PLAYER 0x60
#define PDU_SET_BROWSED_PLAYER 0x70
#define PDU_GET_FOLDER_ITEMS 0x71
#define PDU_CHANGE_PATH 0x72
#define PDU_GET_ITEM_ATTRIBUTES 0x73
#define PDU_PLAY_ITEM 0x74
#define PDU_SEARCH 0x80
#define PDU_ADD_TO_NOW_PLAYING 0x90
#define PDU_GENERAL_REJECT 0xA0
#define STATUS_OK 0x04
static wmem_tree_t *reassembling = NULL;
static wmem_tree_t *timing = NULL;
wmem_tree_t *btavrcp_song_positions = NULL;
typedef struct _fragment {
guint start_frame_number;
guint end_frame_number;
guint32 interface_id;
guint32 adapter_id;
guint32 chandle;
guint32 psm;
guint32 op;
guint state;
guint32 count;
wmem_tree_t *fragments;
} fragment_t;
typedef struct _data_fragment_t {
guint32 length;
guint8 *data;
} data_fragment_t;
typedef struct _timing_info {
guint command_frame_number;
nstime_t command_timestamp;
guint response_frame_number;
nstime_t response_timestamp;
guint max_response_time;
guint used;
guint32 interface_id;
guint32 adapter_id;
guint32 chandle;
guint32 psm;
guint32 opcode;
guint32 op;
guint32 op_arg;
} timing_info_t;
static const value_string packet_type_vals[] = {
{ PACKET_TYPE_SINGLE, "Single" },
{ PACKET_TYPE_START, "Start" },
{ PACKET_TYPE_CONTINUE, "Continue" },
{ PACKET_TYPE_END, "End" },
{ 0, NULL }
};
static const value_string ctype_vals[] = {
{ 0x00, "Control" },
{ 0x01, "Status" },
{ 0x02, "Specific Inquiry" },
{ 0x03, "Notify" },
{ 0x04, "General Inquiry" },
{ 0x05, "reserved" },
{ 0x06, "reserved" },
{ 0x07, "reserved" },
{ 0x08, "Not Implemented" },
{ 0x09, "Accepted" },
{ 0x0A, "Rejected" },
{ 0x0B, "In Transition" },
{ 0x0C, "Stable" },
{ 0x0D, "Changed" },
{ 0x0E, "reserved" },
{ 0x0F, "Interim" },
{ 0, NULL }
};
static const value_string opcode_vals[] = {
{ OPCODE_VENDOR_DEPENDANT, "Vendor dependent" },
{ OPCODE_UNIT, "Unit Info" },
{ OPCODE_SUBUNIT, "Subunit Info" },
{ OPCODE_PASSTHROUGH, "Pass Through" },
{ 0, NULL }
};
static const value_string subunit_type_vals[] = {
{ 0x00, "Monitor" },
{ 0x01, "Audio" },
{ 0x02, "Printer" },
{ 0x03, "Disc" },
{ 0x04, "Tape Recorder/Player" },
{ 0x05, "Tuner" },
{ 0x06, "CA" },
{ 0x07, "Camera" },
{ 0x08, "reserved" },
{ 0x09, "Panel" },
{ 0x0A, "Bulletin Board" },
{ 0x0B, "Camera Storage" },
{ 0x1C, "Vendor Unique" },
{ 0x1D, "All subunit types" },
{ 0x1E, "Subunit_type extended to next byte" },
{ 0x1F, "Unit" },
{ 0, NULL }
};
static const value_string passthrough_state_vals[] = {
{ 0x00, "Pushed" },
{ 0x01, "Released" },
{ 0, NULL }
};
static const value_string passthrough_operation_vals[] = {
{ 0x41, "VOLUME UP" },
{ 0x42, "VOLUME DOWN" },
{ 0x43, "MUTE" },
{ 0x44, "PLAY" },
{ 0x45, "STOP" },
{ 0x46, "PAUSE" },
{ 0x47, "RECORD" },
{ 0x48, "REWIND" },
{ 0x49, "FAST FORWARD" },
{ 0x4A, "EJECT" },
{ 0x4B, "FORWARD" },
{ 0x4C, "BACKWARD" },
{ 0, NULL }
};
static const value_string pdu_id_vals[] = {
{ PDU_GET_CAPABILITIES, "GetCapabilities" },
{ PDU_LIST_PLAYER_APPLICATION_SETTING_ATTRIBUTES, "ListPlayerApplicationSettingAttributes" },
{ PDU_LIST_PLAYER_APPLICATION_SETTING_VALUE, "ListPlayerApplicationSettingValue" },
{ PDU_GET_CURRENT_PLAYER_APPLICATION_SETTING_VALUE, "GetCurrentPlayerApplicationSettingValue" },
{ PDU_SET_PLAYER_APPLICATION_SETTING_VALUE, "SetPlayerApplicationSettingValue" },
{ PDU_GET_PLAYER_APPLICATION_SETTING_ATTRIBUTE_TEXT, "GetPlayerApplicationSettingAttributeText" },
{ PDU_GET_PLAYER_APPLICATION_SETTING_VALUE_TEXT, "GetPlayerApplicationSettingValueText" },
{ PDU_INFORM_DISPLAYABLE_CHARACTER_SET, "InformDisplayableCharacterSet" },
{ PDU_INFORM_BATTERY_STATUS_OF_CT, "InformBatteryStatusOfCT" },
{ PDU_GET_ELEMENT_ATTRIBUTES, "GetElementAttributes" },
{ PDU_GET_PLAY_STATUS, "GetPlayStatus" },
{ PDU_REGISTER_NOTIFICATION, "RegisterNotification" },
{ PDU_REQUEST_CONTINUING_RESPONSE, "RequestContinuingResponse" },
{ PDU_ABORT_CONTINUING_RESPONSE, "AbortContinuingResponse" },
{ PDU_SET_ABSOLUTE_VOLUME, "SetAbsoluteVolume" },
{ PDU_SET_ADDRESSED_PLAYER, "SetAddressedPlayer" },
{ PDU_PLAY_ITEM, "PlayItem" },
{ PDU_ADD_TO_NOW_PLAYING, "AddToNowPlaying" },
{ 0, NULL }
};
static const value_string browsing_pdu_id_vals[] = {
{ PDU_SET_BROWSED_PLAYER, "SetBrowsedPlayer" },
{ PDU_GET_FOLDER_ITEMS, "GetFolderItems" },
{ PDU_CHANGE_PATH, "ChangePath" },
{ PDU_GET_ITEM_ATTRIBUTES, "GetItemAttributes" },
{ PDU_SEARCH, "Search" },
{ PDU_GENERAL_REJECT, "GeneralReject" },
{ 0, NULL }
};
static const value_string status_vals[] = {
{ 0x00, "Invalid Command" },
{ 0x01, "Invalid Parameter" },
{ 0x02, "Parameter Not Found" },
{ 0x03, "Internal Error" },
{ 0x04, "OK" },
{ 0x05, "UID Changed" },
{ 0x06, "Reserved" },
{ 0x07, "Invalid Direction" },
{ 0x08, "Not a Directory" },
{ 0x09, "Does Not Exist" },
{ 0x0A, "Invalid Scope" },
{ 0x0B, "Range Out of Bounds" },
{ 0x0C, "UID is a Directory" },
{ 0x0D, "Media In Use" },
{ 0x0E, "Now Player List Full" },
{ 0x0F, "Search Not Supported" },
{ 0x10, "Search in Progress" },
{ 0x11, "Invalid Player Id" },
{ 0x12, "Player Not Browsable" },
{ 0x13, "Player Not Addressed" },
{ 0x14, "No Valid Search Results" },
{ 0x15, "No Available Players" },
{ 0x16, "Addressed Player Changed" },
{ 0, NULL }
};
static const value_string vendor_unique_id_vals[] = {
{ 0x0000, "Next Group" },
{ 0x0001, "Previous Group" },
{ 0, NULL }
};
static const value_string direction_vals[] = {
{ 0x00, "Folder Up" },
{ 0x01, "Folder Down" },
{ 0, NULL }
};
static const value_string attribute_count_vals[] = {
{ 0x00, "All attributes are requested" },
{ 0xFF, "No attributes are requested" },
{ 0, NULL }
};
static const value_string scope_vals[] = {
{ 0x00, "MediaPlayerList" },
{ 0x01, "VFS" },
{ 0x02, "Search" },
{ 0x03, "NowPlaying" },
{ 0, NULL }
};
static const value_string attribute_id_vals[] = {
{ 0x00, "Invalid" },
{ 0x01, "Title" },
{ 0x02, "Artist" },
{ 0x03, "Album" },
{ 0x04, "Media Number" },
{ 0x05, "Total Number of Media" },
{ 0x06, "Genre" },
{ 0x07, "Playing Time" },
{ 0, NULL }
};
static const value_string settings_vals[] = {
{ 0x00, "Illegal" },
{ 0x01, "Equalizer" },
{ 0x02, "Repeat mode" },
{ 0x03, "Shuffle" },
{ 0x04, "Scan" },
{ 0, NULL }
};
static const value_string notification_vals[] = {
{ EVENT_PLAYBACK_STATUS_CHANGED, "PlaybackStatusChanged" },
{ EVENT_TRACK_CHANGED, "TrackChanged" },
{ EVENT_TRACK_REACHED_END, "TrackReachedEnd" },
{ EVENT_TRACK_REACHED_START, "TrackReachedStart" },
{ EVENT_PLAYBACK_POSITION_CHANGED, "PlaybackPositionChanged" },
{ EVENT_BATTERY_STATUS_CHANGED, "BatteryStatusChanged" },
{ EVENT_SYSTEM_STATUS_CHANGED, "SystemStatusChanged" },
{ EVENT_PLAYER_APPLICATION_SETTING_CHANGED, "PlayerApplicationSettingChanged" },
{ EVENT_NOWPLAYING_CONTENT_CHANGED, "NowPlayingContentChanged" },
{ EVENT_AVAILABLE_PLAYERS_CHANGED, "AvailablePlayersChanged" },
{ EVENT_ADDRESSEDPLAYER_CHANGED, "AddressedPlayerChanged" },
{ EVENT_UIDS_CHANGED, "UIDsChanged" },
{ EVENT_VOLUME_CHANGED, "VolumeChanged" },
{ 0, NULL }
};
static const value_string play_status_vals[] = {
{ 0x00, "Stopped" },
{ 0x01, "Playing" },
{ 0x02, "Paused" },
{ 0x03, "Forward Seek" },
{ 0x04, "Revrse Seek" },
{ 0xFF, "Error" },
{ 0, NULL }
};
static const value_string battery_status_vals[] = {
{ 0x00, "Normal" },
{ 0x01, "Warning" },
{ 0x02, "Critical" },
{ 0x03, "External" },
{ 0x04, "Full Charge" },
{ 0, NULL }
};
static const value_string capability_vals[] = {
{ 0x02, "Company ID" },
{ 0x03, "Events Supported" },
{ 0, NULL }
};
static const value_string item_type_vals[] = {
{ 0x01, "Media Player Item" },
{ 0x02, "Folder Item" },
{ 0x03, "Media Element Item" },
{ 0, NULL }
};
static const value_string system_status_vals[] = {
{ 0x00, "Power On" },
{ 0x01, "Power Off" },
{ 0x02, "Unplugged" },
{ 0, NULL }
};
static const value_string media_type_vals[] = {
{ 0x00, "Audio" },
{ 0x01, "Video" },
{ 0, NULL }
};
static const value_string folder_type_vals[] = {
{ 0x00, "Mixed" },
{ 0x01, "Titles" },
{ 0x02, "Albums" },
{ 0x03, "Artists" },
{ 0x04, "Genres" },
{ 0x05, "Playlists" },
{ 0x06, "Years" },
{ 0, NULL }
};
static const value_string folder_playable_vals[] = {
{ 0x00, "Not Playable" },
{ 0x01, "Playable" },
{ 0, NULL }
};
static const value_string major_player_type_vals[] = {
{ 0x00, "Audio" },
{ 0x02, "Video" },
{ 0x04, "Broadcasting Audio" },
{ 0x08, "Broadcasting Video" },
{ 0, NULL }
};
static const value_string player_subtype_vals[] = {
{ 0x00, "Audio Book" },
{ 0x02, "Podcast" },
{ 0, NULL }
};
void proto_register_btavrcp(void);
void proto_reg_handoff_btavrcp(void);
static gint
dissect_attribute_id_list(tvbuff_t *tvb, proto_tree *tree, gint offset,
guint count)
{
guint i_attribute;
proto_item *pitem;
proto_tree *ptree;
pitem = proto_tree_add_item(tree, hf_btavrcp_attribute_list, tvb, offset, count * 4, ENC_NA);
ptree = proto_item_add_subtree(pitem, ett_btavrcp_attribute_list);
for (i_attribute = 0; i_attribute < count; ++i_attribute) {
proto_tree_add_item(ptree, hf_btavrcp_attribute, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
}
return offset;
}
static gint
dissect_attribute_entries(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
gint offset, guint count)
{
guint i_entry;
guint attribute_id;
guint value_length;
guint length;
guint8 *value;
proto_item *pitem = NULL;
proto_tree *ptree = NULL;
proto_item *entry_item = NULL;
proto_tree *entry_tree = NULL;
length = 0;
for (i_entry = 0; i_entry < count; ++i_entry) {
length += 4 + 2 + 2 + tvb_get_ntohs(tvb, offset + length + 4 + 2);
}
pitem = proto_tree_add_item(tree, hf_btavrcp_attribute_entries, tvb, offset, length, ENC_NA);
ptree = proto_item_add_subtree(pitem, ett_btavrcp_attribute_entries);
for (i_entry = 0; i_entry < count; ++i_entry) {
attribute_id = tvb_get_ntohl(tvb, offset);
value_length = tvb_get_ntohs(tvb, offset + 4 + 2);
value = tvb_get_string_enc(NULL, tvb, offset + 4 + 2 + 2, value_length, ENC_ASCII);
if (attribute_id == 0x01) col_append_fstr(pinfo->cinfo, COL_INFO, " - Title: \"%s\"", value);
entry_item = proto_tree_add_none_format(ptree, hf_btavrcp_attribute_item, tvb, offset, 4 + 2 + 2 + value_length, "Attribute [%21s]: %s", val_to_str_const(attribute_id, attribute_id_vals, "Unknown"), value);
entry_tree = proto_item_add_subtree(entry_item, ett_btavrcp_attribute_entry);
proto_tree_add_item(entry_tree, hf_btavrcp_attribute, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(entry_tree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(entry_tree, hf_btavrcp_setting_value_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(entry_tree, hf_btavrcp_setting_value, tvb, offset, value_length, ENC_UTF_8 | ENC_NA);
offset += value_length;
}
return offset;
}
static gint
dissect_item_mediaplayer(tvbuff_t *tvb, proto_tree *tree, gint offset)
{
guint displayable_name_length;
guint item_length;
guint feature_octet;
guint i_feature;
guint8 *displayable_name;
proto_item *pitem;
proto_tree *ptree;
proto_item *features_item;
proto_tree *features_tree;
proto_item *features_not_set_item;
proto_tree *features_not_set_tree;
item_length = tvb_get_ntohs(tvb, offset + 1);
displayable_name_length = tvb_get_ntohs(tvb, offset + 1 + 2 + 1 + 1 + 4 + 16 + 1 + 2);
displayable_name = tvb_get_string_enc(NULL, tvb, offset + 1 + 2 + 1 + 1 + 4 + 16 + 1 + 2 + 2, displayable_name_length, ENC_ASCII);
pitem = proto_tree_add_none_format(tree, hf_btavrcp_player_item, tvb, offset, 1 + 2 + item_length, "Player: %s", displayable_name);
ptree = proto_item_add_subtree(pitem, ett_btavrcp_player);
proto_tree_add_item(ptree, hf_btavrcp_item_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_item_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_player_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_major_player_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_player_subtype, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
/* feature bit mask */
features_item = proto_tree_add_item(ptree, hf_btavrcp_features, tvb, offset, 16, ENC_NA);
features_tree = proto_item_add_subtree(features_item, ett_btavrcp_features);
features_not_set_item = proto_tree_add_item(features_tree, hf_btavrcp_not_used_features, tvb, offset, 16, ENC_NA);
features_not_set_tree = proto_item_add_subtree(features_not_set_item, ett_btavrcp_features_not_used);
feature_octet = tvb_get_guint8(tvb, offset + 0);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_select, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_up, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_down, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_left, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_right, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_right_up, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_right_down, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_left_up, tvb, offset + 0, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 1);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_left_down , tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_root_menu , tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_setup_menu, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_contents_menu, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_favorite_menu, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_exit, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_0, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_1, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 2);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_2, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_3, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_4, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_5, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_6, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_7, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_8, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_9, tvb, offset + 2, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 3);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_dot, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_enter, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_clear, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_channel_up, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_channel_down, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_previous_channel, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_sound_select, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_input_select, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 4);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_display_information, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_help, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_page_up, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_page_down, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_power, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_volume_up, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_volume_down, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_mute, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 5);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_play, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_stop, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_pause, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_record, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_rewind, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_fast_forward, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_eject, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_forward, tvb, offset + 5, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 6);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_backward, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_angle, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_subpicture, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_f1, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_f2, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_f3, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_f4, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_passthrough_f5, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 7);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_vendor_unique, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_basic_group_navigation, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_advanced_control_player, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_browsing, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_searching, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_addtonowplayer, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_uid_unique, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_only_browsable_when_addressed, tvb, offset + 7, 1, ENC_BIG_ENDIAN);
feature_octet = tvb_get_guint8(tvb, offset + 8);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_only_searchable_when_addressed, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_nowplaying, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_uid_persistency, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
/* reserved */
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_3, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_4, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_5, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_6, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_7, tvb, offset + 8, 1, ENC_BIG_ENDIAN);
for (i_feature = 9; i_feature <= 16; ++i_feature) {
feature_octet = tvb_get_guint8(tvb, offset + i_feature);
proto_tree_add_item((feature_octet & (1 << 0)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_0, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 1)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_1, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 2)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_2, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 3)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_3, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 4)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_4, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 5)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_5, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 6)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_6, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
proto_tree_add_item((feature_octet & (1 << 7)) ? features_tree : features_not_set_tree, hf_btavrcp_feature_reserved_7, tvb, offset + i_feature, 1, ENC_BIG_ENDIAN);
}
offset += 16;
proto_tree_add_item(ptree, hf_btavrcp_play_status, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_displayable_name_length, tvb, offset, 2, ENC_BIG_ENDIAN);
displayable_name_length = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_displayable_name, tvb, offset, displayable_name_length, ENC_UTF_8 | ENC_NA);
offset += displayable_name_length;
return offset;
}
static gint
dissect_item_media_element(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
gint offset)
{
guint number_of_attributes;
guint displayable_name_length;
guint item_length;
guint8 *displayable_name;
proto_item *pitem;
proto_tree *ptree;
gint offset_in;
item_length = tvb_get_ntohs(tvb, offset + 1);
displayable_name_length = tvb_get_ntohs(tvb, offset + 1 + 2 + 8 + 1 + 2);
displayable_name = tvb_get_string_enc(NULL, tvb, offset + 1 + 2 + 8 + 1 + 2 + 2, displayable_name_length, ENC_ASCII);
pitem = proto_tree_add_none_format(tree, hf_btavrcp_item , tvb, offset, 1 + 2 + item_length, "Element: %s", displayable_name);
ptree = proto_item_add_subtree(pitem, ett_btavrcp_element);
proto_tree_add_item(ptree, hf_btavrcp_item_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_item_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
offset_in = offset;
proto_tree_add_item(ptree, hf_btavrcp_uid, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
proto_tree_add_item(ptree, hf_btavrcp_media_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_displayable_name_length, tvb, offset, 2, ENC_BIG_ENDIAN);
displayable_name_length = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_displayable_name, tvb, offset, displayable_name_length, ENC_UTF_8 | ENC_NA);
offset += displayable_name_length;
proto_tree_add_item(ptree, hf_btavrcp_number_of_attributes, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
offset = dissect_attribute_entries(tvb, pinfo, ptree, offset, number_of_attributes);
if ( item_length != (guint) offset - offset_in) {
expert_add_info(pinfo, pitem, &ei_btavrcp_item_length_bad);
}
return offset;
}
static gint
dissect_item_folder(tvbuff_t *tvb, proto_tree *tree, gint offset)
{
guint displayable_name_length;
guint item_length;
guint8 *displayable_name;
proto_item *pitem;
proto_tree *ptree;
item_length = tvb_get_ntohs(tvb, offset + 1);
displayable_name_length = tvb_get_ntohs(tvb, offset + 1 + 2 + 8 + 1 + 1 + 2);
displayable_name = tvb_get_string_enc(NULL, tvb, offset + 1 + 2 + 8 + 1 + 1 + 2 + 2, displayable_name_length, ENC_ASCII);
pitem = proto_tree_add_none_format(tree, hf_btavrcp_folder, tvb, offset, 1 + 2 + item_length, "Folder : %s", displayable_name);
ptree = proto_item_add_subtree(pitem, ett_btavrcp_folder);
proto_tree_add_item(ptree, hf_btavrcp_item_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_item_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_uid, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
proto_tree_add_item(ptree, hf_btavrcp_folder_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_folder_playable, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(ptree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_displayable_name_length, tvb, offset, 2, ENC_BIG_ENDIAN);
displayable_name_length = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_displayable_name, tvb, offset, displayable_name_length, ENC_UTF_8 | ENC_NA);
offset += displayable_name_length;
return offset;
}
static gint
dissect_passthrough(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
gint offset, gboolean is_command, guint32 *op)
{
guint operation;
guint state;
proto_tree_add_item(tree, hf_btavrcp_passthrough_state, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(tree, hf_btavrcp_passthrough_operation, tvb, offset, 1, ENC_BIG_ENDIAN);
*op = tvb_get_guint8(tvb, offset);
operation = tvb_get_guint8(tvb, offset) & 0x7F;
state = (tvb_get_guint8(tvb, offset) & 0x80) >> 7;
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_passthrough_data_length, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
if (!is_command) {
if (operation == 0x7E) {
proto_tree_add_item(tree, hf_btavrcp_passthrough_company_id, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
proto_tree_add_item(tree, hf_btavrcp_passthrough_vendor_unique_id, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
}
}
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s (%s)",
val_to_str_const(operation, passthrough_operation_vals, "Unknown opcode"),
val_to_str_const(state, passthrough_state_vals, "unknown"));
return offset;
}
static gint
dissect_unit(tvbuff_t *tvb, proto_tree *tree, gint offset, gboolean is_command)
{
if (is_command) {
proto_tree_add_item(tree, hf_btavrcp_data, tvb, offset, 5, ENC_NA);
offset += 5;
} else {
proto_tree_add_item(tree, hf_btavrcp_unit_unknown, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_unit_type, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(tree, hf_btavrcp_unit_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_passthrough_company_id, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
}
return offset;
}
static gint
dissect_subunit(tvbuff_t *tvb, proto_tree *tree, gint offset, gboolean is_command)
{
proto_tree_add_item(tree, hf_btavrcp_subunit_page, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(tree, hf_btavrcp_subunit_extention_code, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
if (!is_command) {
proto_tree_add_item(tree, hf_btavrcp_subunit_type, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(tree, hf_btavrcp_subunit_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_data, tvb, offset, 3, ENC_NA);
offset += 3;
} else {
proto_tree_add_item(tree, hf_btavrcp_data, tvb, offset, 4, ENC_NA);
offset += 4;
}
return offset;
}
static gint
dissect_vendor_dependant(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
gint offset, guint ctype, guint32 *op, guint32 *op_arg,
gboolean is_command, btavctp_data_t *avctp_data)
{
proto_item *pitem;
guint pdu_id;
guint company_id;
guint event_id;
guint packet_type;
guint parameter_length;
gint length;
wmem_tree_key_t key[7];
guint32 k_interface_id;
guint32 k_adapter_id;
guint32 k_chandle;
guint32 k_psm;
guint32 k_op;
guint32 k_frame_number;
guint32 interface_id;
guint32 adapter_id;
guint32 chandle;
guint32 psm;
guint volume;
guint volume_percent;
fragment_t *fragment;
data_fragment_t *data_fragment;
*op_arg = 0;
interface_id = avctp_data->interface_id;
adapter_id = avctp_data->adapter_id;
chandle = avctp_data->chandle;
psm = avctp_data->psm;
proto_tree_add_item(tree, hf_btavrcp_company_id, tvb, offset, 3, ENC_BIG_ENDIAN);
company_id = tvb_get_ntoh24(tvb, offset);
offset += 3;
if (company_id == OUI_BLUETOOTH) {
proto_tree_add_item(tree, hf_btavrcp_bt_pdu_id, tvb, offset, 1, ENC_BIG_ENDIAN);
} else {
if (tvb_reported_length_remaining(tvb, offset) == 0) {
col_append_str(pinfo->cinfo, COL_INFO, " - No PDU ID");
return offset;
}
proto_tree_add_item(tree, hf_btavrcp_pdu_id, tvb, offset, 1, ENC_BIG_ENDIAN);
}
pdu_id = tvb_get_guint8(tvb, offset);
*op = pdu_id | (company_id << 8);
offset += 1;
if (company_id != OUI_BLUETOOTH) {
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s",
val_to_str_const(pdu_id, NULL, "Unknown PDU ID"));
}
proto_tree_add_item(tree, hf_btavrcp_rfa, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(tree, hf_btavrcp_packet_type, tvb, offset, 1, ENC_BIG_ENDIAN);
packet_type = tvb_get_guint8(tvb, offset) & 0x03;
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_length, tvb, offset, 2, ENC_BIG_ENDIAN);
parameter_length = tvb_get_ntohs(tvb, offset);
offset += 2;
if (company_id != OUI_BLUETOOTH)
return offset;
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s",
val_to_str_const(pdu_id, pdu_id_vals, "Unknown PDU ID"));
if (parameter_length == 0) return offset;
length = tvb_reported_length_remaining(tvb, offset);
if (packet_type == PACKET_TYPE_START) {
if (pinfo->fd->flags.visited == 0 && tvb_captured_length_remaining(tvb, offset) == length) {
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_op = pdu_id | (company_id << 8);
k_frame_number = pinfo->fd->num;
fragment = wmem_new(wmem_file_scope(), fragment_t);
fragment->start_frame_number = pinfo->fd->num;
fragment->end_frame_number = 0;
fragment->state = 0;
fragment->count = 1;
fragment->fragments = wmem_tree_new(wmem_file_scope());
data_fragment = wmem_new(wmem_file_scope(), data_fragment_t);
data_fragment->length = length;
data_fragment->data = (guint8 *) wmem_alloc(wmem_file_scope(), data_fragment->length);
tvb_memcpy(tvb, data_fragment->data, offset, data_fragment->length);
wmem_tree_insert32(fragment->fragments, fragment->count, data_fragment);
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_op;
key[5].length = 1;
key[5].key = &k_frame_number;
key[6].length = 0;
key[6].key = NULL;
fragment->interface_id = interface_id;
fragment->adapter_id = adapter_id;
fragment->chandle = chandle;
fragment->psm = psm;
fragment->op = pdu_id | (company_id << 8);
wmem_tree_insert32_array(reassembling, key, fragment);
}
col_append_str(pinfo->cinfo, COL_INFO, " [start]");
return offset;
} else if (packet_type == PACKET_TYPE_CONTINUE) {
if (pinfo->fd->flags.visited == 0 && tvb_captured_length_remaining(tvb, offset) == length) {
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_op = pdu_id | (company_id << 8);
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_op;
key[5].length = 1;
key[5].key = &k_frame_number;
key[6].length = 0;
key[6].key = NULL;
fragment = (fragment_t *)wmem_tree_lookup32_array_le(reassembling, key);
if (fragment && fragment->interface_id == interface_id &&
fragment->adapter_id == adapter_id &&
fragment->chandle == chandle &&
fragment->psm == psm &&
fragment->op == (pdu_id | (company_id << 8)) &&
fragment->state == 1) {
fragment->count += 1;
fragment->state = 0;
data_fragment = wmem_new(wmem_file_scope(), data_fragment_t);
data_fragment->length = length;
data_fragment->data = (guint8 *) wmem_alloc(wmem_file_scope(), data_fragment->length);
tvb_memcpy(tvb, data_fragment->data, offset, data_fragment->length);
wmem_tree_insert32(fragment->fragments, fragment->count, data_fragment);
}
}
col_append_str(pinfo->cinfo, COL_INFO, " [continue]");
return offset;
} else if (packet_type == PACKET_TYPE_END) {
guint i_frame;
tvbuff_t *next_tvb;
col_append_str(pinfo->cinfo, COL_INFO, " [end]");
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_op = pdu_id | (company_id << 8);
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_op;
key[5].length = 1;
key[5].key = &k_frame_number;
key[6].length = 0;
key[6].key = NULL;
fragment = (fragment_t *)wmem_tree_lookup32_array_le(reassembling, key);
if (fragment && fragment->interface_id == interface_id &&
fragment->adapter_id == adapter_id &&
fragment->chandle == chandle &&
fragment->psm == psm &&
fragment->op == (pdu_id | (company_id << 8))) {
if (fragment->state == 1 && pinfo->fd->flags.visited == 0) {
fragment->end_frame_number = pinfo->fd->num;
fragment->count += 1;
fragment->state = 2;
data_fragment = wmem_new(wmem_file_scope(), data_fragment_t);
data_fragment->length = length;
data_fragment->data = (guint8 *) wmem_alloc(wmem_file_scope(), data_fragment->length);
tvb_memcpy(tvb, data_fragment->data, offset, data_fragment->length);
wmem_tree_insert32(fragment->fragments, fragment->count, data_fragment);
}
/* reassembling*/
length = 0;
if (fragment->state == 2) {
guint i_length = 0;
guint8 *reassembled;
for (i_frame = 1; i_frame <= fragment->count; ++i_frame) {
data_fragment = (data_fragment_t *)wmem_tree_lookup32_le(fragment->fragments, i_frame);
length += data_fragment->length;
}
reassembled = (guint8 *) wmem_alloc(wmem_file_scope(), length);
for (i_frame = 1; i_frame <= fragment->count; ++i_frame) {
data_fragment = (data_fragment_t *)wmem_tree_lookup32_le(fragment->fragments, i_frame);
memcpy(reassembled + i_length,
data_fragment->data,
data_fragment->length);
i_length += data_fragment->length;
}
next_tvb = tvb_new_child_real_data(tvb, reassembled, length, length);
add_new_data_source(pinfo, next_tvb, "Reassembled AVRCP");
tvb = next_tvb;
offset = 0;
pitem = proto_tree_add_item(tree, hf_btavrcp_reassembled, tvb, offset, 0, ENC_NA);
PROTO_ITEM_SET_GENERATED(pitem);
}
}
}
if (ctype == 0x0a) { /* REJECT */
guint status;
proto_tree_add_item(tree, hf_btavrcp_status, tvb, offset, 1, ENC_BIG_ENDIAN);
status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Status: %s",
val_to_str_const(status, status_vals, "Unknown status"));
} else switch(pdu_id) {
case PDU_GET_CAPABILITIES:
if (is_command) {
guint capability;
proto_tree_add_item(tree, hf_btavrcp_capability, tvb, offset, 1, ENC_BIG_ENDIAN);
capability = tvb_get_guint8(tvb, offset);
*op_arg = capability;
col_append_fstr(pinfo->cinfo, COL_INFO, "(%s)",
val_to_str_const(capability, capability_vals, "unknown"));
offset += 1;
} else {
guint capability;
guint capability_count;
guint i_capability;
proto_tree_add_item(tree, hf_btavrcp_capability, tvb, offset, 1, ENC_BIG_ENDIAN);
capability = tvb_get_guint8(tvb, offset);
*op_arg = capability;
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_capability_count, tvb, offset, 1, ENC_BIG_ENDIAN);
capability_count = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_capability = 0; i_capability < capability_count; ++i_capability) {
if (capability == 0x02) {
proto_tree_add_item(tree, hf_btavrcp_company_id, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
} else if (capability == 0x03) {
proto_tree_add_item(tree, hf_btavrcp_event_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
}
col_append_fstr(pinfo->cinfo, COL_INFO, "(%s) - Count: %u",
val_to_str_const(capability, capability_vals, "unknown"), capability_count);
}
break;
case PDU_LIST_PLAYER_APPLICATION_SETTING_ATTRIBUTES:
if (is_command) {
/* non */
} else {
guint number_of_attributes;
guint i_attribute;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_attribute = 0; i_attribute < number_of_attributes; ++i_attribute) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
}
break;
case PDU_LIST_PLAYER_APPLICATION_SETTING_VALUE:
if (is_command) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
} else {
guint number_of_values;
guint i_value;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_values = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_value = 0; i_value < number_of_values; ++i_value) {
proto_tree_add_item(tree, hf_btavrcp_settings_value, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
}
break;
case PDU_GET_CURRENT_PLAYER_APPLICATION_SETTING_VALUE:
if (is_command) {
guint number_of_attributes;
guint i_attribute;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_attribute = 0; i_attribute < number_of_attributes; ++i_attribute) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
} else {
guint number_of_settings;
guint i_setting;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_settings = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_setting = 0; i_setting < number_of_settings; ++i_setting) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_settings_value, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
}
break;
case PDU_SET_PLAYER_APPLICATION_SETTING_VALUE:
if (is_command) {
guint number_of_settings;
guint i_setting;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_settings = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_setting = 0; i_setting < number_of_settings; ++i_setting) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_settings_value, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
} else {
/* non */
}
break;
case PDU_GET_PLAYER_APPLICATION_SETTING_ATTRIBUTE_TEXT:
if (is_command) {
guint number_of_attributes;
guint i_attribute;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_attribute = 0; i_attribute < number_of_attributes; ++i_attribute) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
} else {
guint number_of_attributes;
guint i_attribute;
guint attribute_name_length;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_attribute = 0; i_attribute < number_of_attributes; ++i_attribute) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_character_set, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_attribute_name_length, tvb, offset, 1, ENC_BIG_ENDIAN);
attribute_name_length = tvb_get_ntohs(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_attribute_name, tvb, offset, attribute_name_length, ENC_UTF_8 | ENC_NA);
offset += attribute_name_length;
}
}
break;
case PDU_GET_PLAYER_APPLICATION_SETTING_VALUE_TEXT:
if (is_command) {
guint number_of_values;
guint i_value;
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_values = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_value = 0; i_value < number_of_values; ++i_value) {
proto_tree_add_item(tree, hf_btavrcp_settings_value, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
} else {
guint number_of_values;
guint i_attribute;
guint attribute_value_length;
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_values = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_attribute = 0; i_attribute < number_of_values; ++i_attribute) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_character_set, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_attribute_value_length, tvb, offset, 1, ENC_BIG_ENDIAN);
attribute_value_length = tvb_get_ntohs(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_attribute_value, tvb, offset, attribute_value_length, ENC_UTF_8 | ENC_NA);
offset += attribute_value_length;
}
}
break;
case PDU_INFORM_DISPLAYABLE_CHARACTER_SET:
if (is_command) {
guint number_of_character_set;
guint i_character_set;
proto_tree_add_item(tree, hf_btavrcp_number_of_character_set, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_character_set = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_character_set = 0; i_character_set < number_of_character_set; ++i_character_set) {
proto_tree_add_item(tree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
}
} else {
/* non */
}
break;
case PDU_INFORM_BATTERY_STATUS_OF_CT:
if (is_command) {
guint battery_status;
proto_tree_add_item(tree, hf_btavrcp_battery_status, tvb, offset, 1, ENC_BIG_ENDIAN);
battery_status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Battery: %s", val_to_str_const(battery_status, battery_status_vals, "unknown"));
} else {
/* non */
}
break;
case PDU_GET_ELEMENT_ATTRIBUTES:
if (is_command) {
guint number_of_attributes;
guint64 identifier;
proto_tree_add_item(tree, hf_btavrcp_identifier, tvb, offset, 8, ENC_BIG_ENDIAN);
identifier = tvb_get_ntoh64(tvb, offset);
offset += 8;
col_append_fstr(pinfo->cinfo, COL_INFO, " - 0x%08X%08X", (guint) (identifier >> 32), (guint) (identifier & 0xFFFFFFFF));
if (identifier == 0x00) col_append_str(pinfo->cinfo, COL_INFO, " (PLAYING)");
pitem = proto_tree_add_item(tree, hf_btavrcp_number_of_attributes, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
if (number_of_attributes == 0) proto_item_append_text(pitem, " (All Supported Attributes)");
offset += 1;
offset = dissect_attribute_id_list(tvb, tree, offset, number_of_attributes);
} else {
guint number_of_attributes;
proto_tree_add_item(tree, hf_btavrcp_number_of_attributes, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
offset = dissect_attribute_entries(tvb, pinfo, tree, offset, number_of_attributes);
}
break;
case PDU_GET_PLAY_STATUS:
if (is_command) {
/* non */
} else {
guint song_length;
guint song_position;
guint play_status;
proto_tree_add_item(tree, hf_btavrcp_song_length, tvb, offset, 4, ENC_BIG_ENDIAN);
song_length = tvb_get_ntohl(tvb, offset);
offset += 4;
proto_tree_add_item(tree, hf_btavrcp_song_position, tvb, offset, 4, ENC_BIG_ENDIAN);
song_position = tvb_get_ntohl(tvb, offset);
offset += 4;
proto_tree_add_item(tree, hf_btavrcp_play_status, tvb, offset, 1, ENC_BIG_ENDIAN);
play_status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " PlayStatus: %s, SongPosition: %ums, SongLength: %ums",
val_to_str_const(play_status, play_status_vals, "unknown"), song_position, song_length);
}
break;
case PDU_REGISTER_NOTIFICATION:
event_id = tvb_get_guint8(tvb, offset);
*op_arg = event_id;
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s",
val_to_str_const(event_id, notification_vals, "Unknown Event ID"));
if (is_command) {
proto_tree_add_item(tree, hf_btavrcp_event_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_notification_interval, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
} else {
guint number_of_settings;
guint i_setting;
guint64 identifier;
guint play_status;
guint song_position;
guint battery_status;
guint uid_counter;
guint player_id;
guint system_status;
proto_tree_add_item(tree, hf_btavrcp_event_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
if (ctype == 0x0D || ctype == 0x0F) switch(event_id) {
case EVENT_PLAYBACK_STATUS_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_play_status, tvb, offset, 1, ENC_BIG_ENDIAN);
play_status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - PlayStatus: %s", val_to_str_const(play_status, play_status_vals, "unknown"));
break;
case EVENT_TRACK_CHANGED:
pitem = proto_tree_add_item(tree, hf_btavrcp_identifier, tvb, offset, 8, ENC_BIG_ENDIAN);
identifier = tvb_get_ntoh64(tvb, offset);
offset += 8;
col_append_fstr(pinfo->cinfo, COL_INFO, " - 0x%08X%08X", (guint) (identifier >> 32), (guint) (identifier & 0xFFFFFFFF));
if (identifier == G_GUINT64_CONSTANT(0x0000000000000000)) {
col_append_str(pinfo->cinfo, COL_INFO, " (SELECTED)");
proto_item_append_text(pitem, " (SELECTED)");
} else if (identifier == G_GUINT64_CONSTANT(0xFFFFFFFFFFFFFFFF)) {
col_append_str(pinfo->cinfo, COL_INFO, " (NOT SELECTED)");
proto_item_append_text(pitem, " (NOT SELECTED)");
}
break;
case EVENT_TRACK_REACHED_END:
/* non */
break;
case EVENT_TRACK_REACHED_START:
/* non */
break;
case EVENT_PLAYBACK_POSITION_CHANGED:
pitem = proto_tree_add_item(tree, hf_btavrcp_song_position, tvb, offset, 4, ENC_BIG_ENDIAN);
song_position = tvb_get_ntohl(tvb, offset);
offset += 4;
col_append_fstr(pinfo->cinfo, COL_INFO, " - SongPosition: %ums", song_position);
if (song_position == 0xFFFFFFFF) {
proto_item_append_text(pitem, " (NOT SELECTED)");
col_append_str(pinfo->cinfo, COL_INFO, " (NOT SELECTED)");
} else if (!pinfo->fd->flags.visited) {
btavrcp_song_position_data_t *song_position_data;
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_frame_number;
key[3].length = 0;
key[3].key = NULL;
song_position_data = wmem_new(wmem_file_scope(), btavrcp_song_position_data_t);
song_position_data->song_position = song_position;
song_position_data->used_in_frame = 0;
wmem_tree_insert32_array(btavrcp_song_positions, key, song_position_data);
}
break;
case EVENT_BATTERY_STATUS_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_battery_status, tvb, offset, 1, ENC_BIG_ENDIAN);
battery_status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Battery: %s", val_to_str_const(battery_status, battery_status_vals, "unknown"));
break;
case EVENT_SYSTEM_STATUS_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_system_status, tvb, offset, 1, ENC_BIG_ENDIAN);
system_status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - SystemStatus: %s", val_to_str_const(system_status, system_status_vals, "unknown"));
break;
case EVENT_PLAYER_APPLICATION_SETTING_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_number_of_settings, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_settings = tvb_get_guint8(tvb, offset);
offset += 1;
for (i_setting = 0; i_setting < number_of_settings; ++i_setting) {
proto_tree_add_item(tree, hf_btavrcp_settings_attribute, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_settings_value, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
break;
case EVENT_NOWPLAYING_CONTENT_CHANGED:
/* non */
break;
case EVENT_AVAILABLE_PLAYERS_CHANGED:
/* non */
break;
case EVENT_ADDRESSEDPLAYER_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_player_id, tvb, offset, 2, ENC_BIG_ENDIAN);
player_id = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - PlayerID: %u, UidCounter: 0x%04x", player_id, uid_counter);
break;
case EVENT_UIDS_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - UidCounter: 0x%04x", uid_counter);
break;
case EVENT_VOLUME_CHANGED:
proto_tree_add_item(tree, hf_btavrcp_absolute_volume_rfa, tvb, offset, 1, ENC_BIG_ENDIAN);
pitem = proto_tree_add_item(tree, hf_btavrcp_absolute_volume, tvb, offset, 1, ENC_BIG_ENDIAN);
volume = tvb_get_guint8(tvb, offset) & 0x7F;
volume_percent = (guint) ((double) volume * 100 / (double) 0x7F);
offset += 1;
proto_item_append_text(pitem, " (%u%%)", volume_percent);
col_append_fstr(pinfo->cinfo, COL_INFO, " - Volume: %u%%", volume_percent);
break;
default:
proto_tree_add_item(tree, hf_btavrcp_data, tvb, offset, tvb_reported_length_remaining(tvb, offset), ENC_NA);
offset = tvb_reported_length(tvb);
break;
}
}
break;
case PDU_REQUEST_CONTINUING_RESPONSE:
if (is_command) {
guint continuing_op;
proto_tree_add_item(tree, hf_btavrcp_bt_continuing_pdu_id, tvb, offset, 1, ENC_BIG_ENDIAN);
continuing_op = tvb_get_guint8(tvb, offset) | (company_id << 8);
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s",
val_to_str_const(tvb_get_guint8(tvb, offset), pdu_id_vals, "Unknown opcode"));
offset += 1;
if (pinfo->fd->flags.visited == 0) {
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_op = continuing_op;
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_op;
key[5].length = 1;
key[5].key = &k_frame_number;
key[6].length = 0;
key[6].key = NULL;
fragment = (fragment_t *)wmem_tree_lookup32_array_le(reassembling, key);
if (fragment && fragment->interface_id == interface_id &&
fragment->adapter_id == adapter_id &&
fragment->chandle == chandle &&
fragment->psm == psm &&
fragment->op == continuing_op &&
fragment->state == 0) {
fragment->state = 1;
}
}
*op = continuing_op;
} else {
/* non */
}
break;
case PDU_ABORT_CONTINUING_RESPONSE:
if (is_command) {
guint continuing_op;
proto_tree_add_item(tree, hf_btavrcp_bt_continuing_pdu_id, tvb, offset, 1, ENC_BIG_ENDIAN);
continuing_op = tvb_get_guint8(tvb, offset) | (company_id << 8);
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s",
val_to_str_const(tvb_get_guint8(tvb, offset), pdu_id_vals, "Unknown opcode"));
offset += 1;
if (pinfo->fd->flags.visited == 0) {
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_op = continuing_op;
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_op;
key[5].length = 1;
key[5].key = &k_frame_number;
key[6].length = 0;
key[6].key = NULL;
fragment = (fragment_t *)wmem_tree_lookup32_array_le(reassembling, key);
if (fragment && fragment->interface_id == interface_id &&
fragment->adapter_id == adapter_id &&
fragment->chandle == chandle &&
fragment->psm == psm &&
fragment->op == continuing_op &&
fragment->state == 0) {
fragment->state = 3;
}
}
} else {
/* non */
}
break;
case PDU_SET_ABSOLUTE_VOLUME:
proto_tree_add_item(tree, hf_btavrcp_absolute_volume_rfa, tvb, offset, 1, ENC_BIG_ENDIAN);
pitem = proto_tree_add_item(tree, hf_btavrcp_absolute_volume, tvb, offset, 1, ENC_BIG_ENDIAN);
volume = tvb_get_guint8(tvb, offset) & 0x7F;
volume_percent = (guint) ((double) volume * 100 / (double) 0x7F);
offset += 1;
proto_item_append_text(pitem, " (%u%%)", volume_percent);
col_append_fstr(pinfo->cinfo, COL_INFO, " - Volume: %u%%", volume_percent);
break;
case PDU_SET_ADDRESSED_PLAYER:
if (is_command) {
guint player_id;
proto_tree_add_item(tree, hf_btavrcp_player_id, tvb, offset, 2, ENC_BIG_ENDIAN);
player_id = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Player ID: %u", player_id);
} else {
guint status;
proto_tree_add_item(tree, hf_btavrcp_status, tvb, offset, 1, ENC_BIG_ENDIAN);
status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Status: %s",
val_to_str_const(status, status_vals, "Unknown status"));
}
break;
case PDU_PLAY_ITEM:
if (is_command) {
guint scope;
guint64 uid;
guint uid_counter;
proto_tree_add_item(tree, hf_btavrcp_scope, tvb, offset, 1, ENC_BIG_ENDIAN);
scope = tvb_get_guint8(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_uid, tvb, offset, 8, ENC_BIG_ENDIAN);
uid = tvb_get_ntoh64(tvb, offset);
offset += 8;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Scope: %s, Uid: 0x%016" G_GINT64_MODIFIER "x, UidCounter: 0x%04x",
val_to_str_const(scope, scope_vals, "unknown"), uid, uid_counter);
} else {
guint status;
proto_tree_add_item(tree, hf_btavrcp_status, tvb, offset, 1, ENC_BIG_ENDIAN);
status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Status: %s",
val_to_str_const(status, status_vals, "Unknown status"));
}
break;
case PDU_ADD_TO_NOW_PLAYING:
if (is_command) {
guint scope;
guint64 uid;
guint uid_counter;
proto_tree_add_item(tree, hf_btavrcp_scope, tvb, offset, 1, ENC_BIG_ENDIAN);
scope = tvb_get_guint8(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_uid, tvb, offset, 8, ENC_BIG_ENDIAN);
uid = tvb_get_ntoh64(tvb, offset);
offset += 8;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Scope: %s, Uid: 0x%016" G_GINT64_MODIFIER "x, UidCounter: 0x%04x",
val_to_str_const(scope, scope_vals, "unknown"), uid, uid_counter);
} else {
guint status;
proto_tree_add_item(tree, hf_btavrcp_status, tvb, offset, 1, ENC_BIG_ENDIAN);
status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Status: %s",
val_to_str_const(status, status_vals, "Unknown status"));
}
break;
};
return offset;
}
static gint
dissect_browsing(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
gint offset, gboolean is_command)
{
guint pdu_id;
guint status = 0x00;
proto_tree_add_item(tree, hf_btavrcp_browsing_pdu_id, tvb, offset, 1, ENC_BIG_ENDIAN);
pdu_id = tvb_get_guint8(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
if (is_command) {
col_append_str(pinfo->cinfo, COL_INFO, ": Command");
} else {
/* common code "status" in response */
proto_tree_add_item(tree, hf_btavrcp_status, tvb, offset, 1, ENC_BIG_ENDIAN);
status = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, ": %s",
val_to_str_const(status, status_vals, "Unknown status"));
}
col_append_fstr(pinfo->cinfo, COL_INFO, " - %s",
val_to_str_const(pdu_id, browsing_pdu_id_vals, "Unknown opcode"));
if (is_command || status == STATUS_OK) switch(pdu_id) {
case PDU_SET_BROWSED_PLAYER:
if (is_command) {
guint player_id;
proto_tree_add_item(tree, hf_btavrcp_player_id, tvb, offset, 2, ENC_BIG_ENDIAN);
player_id = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Player ID: %u", player_id);
} else {
guint i_folder;
guint folder_depth;
guint folder_name_length;
proto_item *pitem;
proto_tree *ptree;
guint8 *folder_name;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_number_of_items, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(tree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_folder_depth, tvb, offset, 1, ENC_BIG_ENDIAN);
folder_depth = tvb_get_guint8(tvb, offset);
offset += 1;
pitem = proto_tree_add_none_format(tree, hf_btavrcp_currect_path, tvb, offset, tvb_reported_length_remaining(tvb, offset), "Current Path: /");
col_append_str(pinfo->cinfo, COL_INFO, "Current Path: /");
ptree = proto_item_add_subtree(pitem, ett_btavrcp_path);
for (i_folder = 0; i_folder < folder_depth; ++i_folder) {
proto_tree_add_item(ptree, hf_btavrcp_folder_name_length, tvb, offset, 2, ENC_BIG_ENDIAN);
folder_name_length = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(ptree, hf_btavrcp_folder_name, tvb, offset, folder_name_length, ENC_NA);
folder_name = tvb_get_string_enc(NULL, tvb, offset, folder_name_length, ENC_ASCII);
offset += folder_name_length;
proto_item_append_text(pitem, "%s/", folder_name);
col_append_fstr(pinfo->cinfo, COL_INFO, "%s/", folder_name);
}
}
break;
case PDU_GET_FOLDER_ITEMS:
if (is_command) {
guint attribute_count;
guint scope;
guint start_item;
guint end_item;
proto_tree_add_item(tree, hf_btavrcp_scope, tvb, offset, 1, ENC_BIG_ENDIAN);
scope = tvb_get_guint8(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_start_item, tvb, offset, 4, ENC_BIG_ENDIAN);
start_item = tvb_get_ntohl(tvb, offset);
offset += 4;
proto_tree_add_item(tree, hf_btavrcp_end_item, tvb, offset, 4, ENC_BIG_ENDIAN);
end_item = tvb_get_ntohl(tvb, offset);
offset += 4;
proto_tree_add_item(tree, hf_btavrcp_attribute_count, tvb, offset, 1, ENC_BIG_ENDIAN);
attribute_count = tvb_get_guint8(tvb, offset);
offset += 1;
offset = dissect_attribute_id_list(tvb, tree, offset, attribute_count);
col_append_fstr(pinfo->cinfo, COL_INFO, " - Scope: %s, StartItem: 0x%04x, EndItem: 0x%04x",
val_to_str_const(scope, scope_vals, "unknown"), start_item, end_item);
} else {
guint number_of_items;
guint uid_counter;
guint i_item;
guint item_type;
guint item_length;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_number_of_items16, tvb, offset, 2, ENC_BIG_ENDIAN);
number_of_items = tvb_get_ntohs(tvb, offset);
offset += 2;
col_append_fstr(pinfo->cinfo, COL_INFO, " - UidCounter: 0x%04x, NumberOfItems: %u",
uid_counter, number_of_items);
for (i_item = 0; i_item < number_of_items; ++i_item) {
item_type = tvb_get_guint8(tvb, offset);
item_length = tvb_get_ntohs(tvb, offset + 1);
if (item_type == ITEM_MEDIAPLAYER) {
dissect_item_mediaplayer(tvb, tree, offset);
offset += 1 + 2 + item_length;
} else if (item_type == ITEM_MEDIA_ELEMENT) {
dissect_item_media_element(tvb, pinfo, tree, offset);
offset += 1 + 2 + item_length;
} else if (item_type == ITEM_FOLDER) {
dissect_item_folder(tvb, tree, offset);
offset += 1 + 2 + item_length;
} else {
proto_tree_add_item(tree, hf_btavrcp_data, tvb, offset, item_length, ENC_NA);
offset += 1 + 2 + item_length;
}
}
}
break;
case PDU_CHANGE_PATH:
if (is_command) {
guint64 uid;
guint uid_counter;
guint direction;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_direction, tvb, offset, 1, ENC_BIG_ENDIAN);
direction = tvb_get_guint8(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_uid, tvb, offset, 8, ENC_BIG_ENDIAN);
uid = tvb_get_ntoh64(tvb, offset);
offset += 8;
col_append_fstr(pinfo->cinfo, COL_INFO, " - Direction: %s, Uid: 0x%016" G_GINT64_MODIFIER "x, UidCounter: 0x%04x",
val_to_str_const(direction, direction_vals, "unknown"), uid, uid_counter);
} else {
guint number_of_items;
proto_tree_add_item(tree, hf_btavrcp_number_of_items, tvb, offset, 4, ENC_BIG_ENDIAN);
number_of_items = tvb_get_ntohl(tvb, offset);
offset += 4;
col_append_fstr(pinfo->cinfo, COL_INFO, " - NumberOfItems: %u", number_of_items);
}
break;
case PDU_GET_ITEM_ATTRIBUTES:
if (is_command) {
guint number_of_attributes;
guint64 uid;
guint uid_counter;
guint scope;
proto_item *pitem = NULL;
proto_tree_add_item(tree, hf_btavrcp_scope, tvb, offset, 1, ENC_BIG_ENDIAN);
scope = tvb_get_guint8(tvb, offset);
offset += 1;
proto_tree_add_item(tree, hf_btavrcp_uid, tvb, offset, 8, ENC_BIG_ENDIAN);
uid = tvb_get_ntoh64(tvb, offset);
offset += 8;
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
uid_counter = tvb_get_ntohs(tvb, offset);
offset += 2;
pitem = proto_tree_add_item(tree, hf_btavrcp_number_of_attributes, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
col_append_fstr(pinfo->cinfo, COL_INFO, " - Scope: %s, Uid: 0x%016" G_GINT64_MODIFIER "x, UidCounter: 0x%04x",
val_to_str_const(scope, scope_vals, "unknown"), uid, uid_counter);
if (number_of_attributes == 0) proto_item_append_text(pitem, " (All Supported Attributes)");
offset += 1;
offset = dissect_attribute_id_list(tvb, tree, offset, number_of_attributes);
} else {
guint number_of_attributes;
proto_tree_add_item(tree, hf_btavrcp_number_of_attributes, tvb, offset, 1, ENC_BIG_ENDIAN);
number_of_attributes = tvb_get_guint8(tvb, offset);
offset += 1;
offset = dissect_attribute_entries(tvb, pinfo, tree, offset, number_of_attributes);
}
break;
case PDU_SEARCH:
if (is_command) {
guint search_length;
proto_tree_add_item(tree, hf_btavrcp_character_set, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_search_length, tvb, offset, 2, ENC_BIG_ENDIAN);
search_length = tvb_get_ntohs(tvb, offset);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_search, tvb, offset, search_length, ENC_NA);
offset += search_length;
} else {
proto_tree_add_item(tree, hf_btavrcp_uid_counter, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(tree, hf_btavrcp_number_of_items, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
}
break;
case PDU_GENERAL_REJECT:
/* implemented in common code before switch() */
break;
};
return offset;
}
static gint
dissect_btavrcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
{
proto_item *ti;
proto_tree *btavrcp_tree;
proto_item *pitem = NULL;
gint offset = 0;
guint32 opcode;
guint32 op = 0;
guint32 op_arg = 0;
guint ctype;
guint response_time;
guint max_response_time;
guint is_command;
timing_info_t *timing_info;
wmem_tree_key_t key[9];
guint32 k_interface_id;
guint32 k_adapter_id;
guint32 k_chandle;
guint32 k_psm;
guint32 k_opcode;
guint32 k_op;
guint32 k_op_arg;
guint32 k_frame_number;
guint32 interface_id;
guint32 adapter_id;
guint32 chandle;
guint32 psm;
btavctp_data_t *avctp_data;
/* Reject the packet if data is NULL */
if (data == NULL)
return 0;
avctp_data = (btavctp_data_t *) data;
ti = proto_tree_add_item(tree, proto_btavrcp, tvb, offset, tvb_captured_length_remaining(tvb, offset), ENC_NA);
btavrcp_tree = proto_item_add_subtree(ti, ett_btavrcp);
col_set_str(pinfo->cinfo, COL_PROTOCOL, "AVRCP");
switch (pinfo->p2p_dir) {
case P2P_DIR_SENT:
col_set_str(pinfo->cinfo, COL_INFO, "Sent ");
break;
case P2P_DIR_RECV:
col_set_str(pinfo->cinfo, COL_INFO, "Rcvd ");
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "UnknownDirection ");
break;
}
is_command = !avctp_data->cr;
interface_id = avctp_data->interface_id;
adapter_id = avctp_data->adapter_id;
chandle = avctp_data->chandle;
psm = avctp_data->psm;
if (avctp_data->psm == BTL2CAP_PSM_AVCTP_BRWS) {
col_append_str(pinfo->cinfo, COL_INFO, "Browsing");
offset = dissect_browsing(tvb, pinfo, btavrcp_tree, offset, is_command);
} else {
proto_tree_add_item(btavrcp_tree, hf_btavrcp_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(btavrcp_tree, hf_btavrcp_ctype, tvb, offset, 1, ENC_BIG_ENDIAN);
ctype = tvb_get_guint8(tvb, offset) & 0x0F;
offset += 1;
proto_tree_add_item(btavrcp_tree, hf_btavrcp_subunit_type, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(btavrcp_tree, hf_btavrcp_subunit_id, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(btavrcp_tree, hf_btavrcp_opcode, tvb, offset, 1, ENC_BIG_ENDIAN);
opcode = tvb_get_guint8(tvb, offset);
offset += 1;
col_append_fstr(pinfo->cinfo, COL_INFO, "%s: %s",
val_to_str_const(opcode, opcode_vals, "Unknown opcode"),
val_to_str_const(ctype, ctype_vals, "Unknown ctype"));
switch(opcode) {
case OPCODE_PASSTHROUGH:
offset = dissect_passthrough(tvb, pinfo, btavrcp_tree, offset,
is_command, &op);
break;
case OPCODE_UNIT:
offset = dissect_unit(tvb, btavrcp_tree, offset, is_command);
break;
case OPCODE_SUBUNIT:
offset = dissect_subunit(tvb, btavrcp_tree, offset, is_command);
break;
case OPCODE_VENDOR_DEPENDANT:
offset = dissect_vendor_dependant(tvb, pinfo, btavrcp_tree,
offset, ctype, &op, &op_arg, is_command, avctp_data);
break;
};
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_opcode = opcode;
k_op = op;
k_op_arg = (ctype == 0x0a) ? G_MAXUINT32 : op_arg;
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_opcode;
key[5].length = 1;
key[5].key = &k_op;
key[6].length = 1;
key[6].key = &k_op_arg;
key[7].length = 1;
key[7].key = &k_frame_number;
key[8].length = 0;
key[8].key = NULL;
if (pinfo->fd->flags.visited == 0) {
if (is_command) {
if (ctype == 0x00) { /* MTC is for CONTROL */
max_response_time = 200;
} else if (ctype == 0x01 || ctype == 0x03) {
/* MTP is for STATUS, NOTIFY */
max_response_time = 1000;
} else { /* RCP */
max_response_time = 100;
}
timing_info = wmem_new(wmem_file_scope(), timing_info_t);
timing_info->command_frame_number = pinfo->fd->num;
timing_info->command_timestamp = pinfo->fd->abs_ts;
timing_info->response_frame_number = 0;
timing_info->response_timestamp.secs = 0;
timing_info->response_timestamp.nsecs = 0;
timing_info->max_response_time = max_response_time;
timing_info->interface_id = interface_id;
timing_info->adapter_id = adapter_id;
timing_info->chandle = chandle;
timing_info->psm = psm;
timing_info->opcode = opcode;
timing_info->op = op;
timing_info->op_arg = op_arg;
timing_info->used = 0;
wmem_tree_insert32_array(timing, key, timing_info);
} else {
timing_info = (timing_info_t *)wmem_tree_lookup32_array_le(timing, key);
if (timing_info && timing_info->interface_id == interface_id &&
timing_info->adapter_id == adapter_id &&
timing_info->chandle == chandle &&
timing_info->psm == psm &&
timing_info->opcode == opcode &&
timing_info->op == op &&
((ctype == 0x0a) ? 1 : (timing_info->op_arg == op_arg)) &&
timing_info->used == 0) {
timing_info->response_frame_number = pinfo->fd->num;
timing_info->response_timestamp = pinfo->fd->abs_ts;
timing_info->used = 1;
}
}
k_interface_id = interface_id;
k_adapter_id = adapter_id;
k_chandle = chandle;
k_psm = psm;
k_opcode = opcode;
k_op = op;
k_op_arg = (ctype == 0x0a) ? G_MAXUINT32 : op_arg;
k_frame_number = pinfo->fd->num;
key[0].length = 1;
key[0].key = &k_interface_id;
key[1].length = 1;
key[1].key = &k_adapter_id;
key[2].length = 1;
key[2].key = &k_chandle;
key[3].length = 1;
key[3].key = &k_psm;
key[4].length = 1;
key[4].key = &k_opcode;
key[5].length = 1;
key[5].key = &k_op;
key[6].length = 1;
key[6].key = &k_op_arg;
key[7].length = 1;
key[7].key = &k_frame_number;
key[8].length = 0;
key[8].key = NULL;
}
timing_info = (timing_info_t *)wmem_tree_lookup32_array_le(timing, key);
if (timing_info && timing_info->interface_id == interface_id &&
timing_info->adapter_id == adapter_id &&
timing_info->chandle == chandle &&
timing_info->psm == psm &&
timing_info->opcode == opcode &&
timing_info->op == op &&
((ctype == 0x0a) ? 1 : (timing_info->op_arg == op_arg))) {
if (timing_info->command_timestamp.nsecs > timing_info->response_timestamp.nsecs) {
response_time = timing_info->response_timestamp.nsecs + (1000000000 - timing_info->command_timestamp.nsecs);
response_time /= 1000000;
response_time += ((guint)timing_info->response_timestamp.secs - 1 - (guint)timing_info->command_timestamp.secs) / 1000;
} else {
response_time = timing_info->response_timestamp.nsecs - timing_info->command_timestamp.nsecs;
response_time /= 1000000;
response_time += ((guint)timing_info->response_timestamp.secs - (guint)timing_info->command_timestamp.secs) / 1000;
}
if (timing_info->response_frame_number == 0) {
response_time = UINT_MAX;
}
pitem = proto_tree_add_uint(btavrcp_tree, hf_btavrcp_response_time, tvb, 0, 0, response_time);
proto_item_append_text(pitem, "/%ums", timing_info->max_response_time);
if (response_time > timing_info->max_response_time) {
proto_item_append_text(pitem, "; TIME EXCEEDED");
}
PROTO_ITEM_SET_GENERATED(pitem);
if (timing_info->response_frame_number == 0) {
pitem = proto_tree_add_expert(btavrcp_tree, pinfo, &ei_btavrcp_no_response, tvb, 0, 0);
PROTO_ITEM_SET_GENERATED(pitem);
} else {
if (is_command) {
pitem = proto_tree_add_uint(btavrcp_tree, hf_btavrcp_response_in_frame, tvb, 0, 0, timing_info->response_frame_number);
PROTO_ITEM_SET_GENERATED(pitem);
} else {
pitem = proto_tree_add_uint(btavrcp_tree, hf_btavrcp_command_in_frame, tvb, 0, 0, timing_info->command_frame_number);
PROTO_ITEM_SET_GENERATED(pitem);
}
}
}
}
if (tvb_reported_length_remaining(tvb, offset) > 0) {
pitem = proto_tree_add_item(btavrcp_tree, hf_btavrcp_data, tvb, offset, tvb_reported_length_remaining(tvb, offset), ENC_NA);
expert_add_info(pinfo, pitem, &ei_btavrcp_unexpected_data);
}
return offset;
}
void
proto_register_btavrcp(void)
{
module_t *module;
expert_module_t* expert_btavrcp;
static hf_register_info hf[] = {
{ &hf_btavrcp_reserved,
{ "Reserved", "btavrcp.reserved",
FT_UINT8, BASE_HEX, NULL, 0xF0,
NULL, HFILL }
},
{ &hf_btavrcp_ctype,
{ "Ctype", "btavrcp.ctype",
FT_UINT8, BASE_HEX, VALS(ctype_vals), 0x0F,
NULL, HFILL }
},
{ &hf_btavrcp_subunit_type,
{ "Subunit Type", "btavrcp.subunit_type",
FT_UINT8, BASE_HEX, VALS(subunit_type_vals), 0xF8,
NULL, HFILL }
},
{ &hf_btavrcp_subunit_id,
{ "Subunit ID", "btavrcp.subunit_id",
FT_UINT8, BASE_HEX, NULL, 0x07,
NULL, HFILL }
},
{ &hf_btavrcp_opcode,
{ "Opcode", "btavrcp.opcode",
FT_UINT8, BASE_HEX, VALS(opcode_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_company_id,
{ "Company ID", "btavrcp.company_id",
FT_UINT24, BASE_HEX, VALS(oui_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_passthrough_state,
{ "State", "btavrcp.passthrough.state",
FT_UINT8, BASE_HEX, VALS(passthrough_state_vals), 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_passthrough_operation,
{ "Operation ID", "btavrcp.passthrough.operation",
FT_UINT8, BASE_HEX, VALS(passthrough_operation_vals), 0x7F,
NULL, HFILL }
},
{ &hf_btavrcp_passthrough_data_length,
{ "Data Length", "btavrcp.passthrough.length",
FT_UINT8, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_passthrough_vendor_unique_id,
{ "Vendor Unique ID", "btavrcp.passthrough.vendor_unique_id",
FT_UINT16, BASE_HEX, VALS(vendor_unique_id_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_passthrough_company_id,
{ "Company ID", "btavrcp.passthrough.company_id",
FT_UINT24, BASE_HEX, VALS(oui_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_unit_unknown,
{ "Unknown", "btavrcp.unit.unknown",
FT_UINT8, BASE_HEX, NULL, 0xFF,
NULL, HFILL }
},
{ &hf_btavrcp_unit_type,
{ "Unit Type", "btavrcp.unit.type",
FT_UINT8, BASE_HEX, VALS(subunit_type_vals), 0xF8,
NULL, HFILL }
},
{ &hf_btavrcp_unit_id,
{ "Subunit ID", "btavrcp.unit.id",
FT_UINT8, BASE_HEX, NULL, 0x07,
NULL, HFILL }
},
{ &hf_btavrcp_subunit_page,
{ "Page", "btavrcp.subunit.page",
FT_UINT8, BASE_HEX, VALS(subunit_type_vals), 0xF8,
NULL, HFILL }
},
{ &hf_btavrcp_subunit_extention_code,
{ "Extention Code", "btavrcp.subunit.extention_code",
FT_UINT8, BASE_HEX, NULL, 0x07,
NULL, HFILL }
},
{ &hf_btavrcp_bt_pdu_id,
{ "PDU ID", "btavrcp.pdu_id",
FT_UINT8, BASE_HEX, VALS(pdu_id_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_pdu_id,
{ "PDU ID", "btavrcp.pdu_id",
FT_UINT8, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_bt_continuing_pdu_id,
{ "Continuing PDU ID", "btavrcp.pdu_id",
FT_UINT8, BASE_HEX, VALS(pdu_id_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_browsing_pdu_id,
{ "PDU ID", "btavrcp.pdu_id",
FT_UINT8, BASE_HEX, VALS(browsing_pdu_id_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_rfa,
{ "RFA", "btavrcp.rfa",
FT_UINT8, BASE_HEX, NULL, 0xFC,
NULL, HFILL }
},
{ &hf_btavrcp_packet_type,
{ "Packet Type", "btavrcp.packet_type",
FT_UINT8, BASE_HEX, VALS(packet_type_vals), 0x03,
NULL, HFILL }
},
{ &hf_btavrcp_length,
{ "Parameter Length", "btavrcp.length",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_player_id,
{ "Player ID", "btavrcp.player_id",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_status,
{ "Status", "btavrcp.status",
FT_UINT8, BASE_HEX, VALS(status_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_uid_counter,
{ "UID Counter", "btavrcp.uid_counter",
FT_UINT16, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_character_set,
{ "Character Set", "btavrcp.character_set",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &wap_mib_enum_vals_character_sets_ext, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_number_of_items,
{ "Number Of Items", "btavrcp.number_of_items",
FT_UINT32, BASE_DEC, NULL, 0x00,
"32bit number of items", HFILL }
},
{ &hf_btavrcp_number_of_items16,
{ "Number Of Items", "btavrcp.number_of_items",
FT_UINT16, BASE_DEC, NULL, 0x00,
"16bit number of items", HFILL }
},
{ &hf_btavrcp_folder_depth,
{ "Folder Depth", "btavrcp.folder_depth",
FT_UINT8, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_folder_name_length,
{ "Folder Name Length", "btavrcp.folder_name_length",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_folder_name,
{ "Folder Name", "btavrcp.folder_name",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_search_length,
{ "Search String Length", "btavrcp.search_length",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_search,
{ "Search String", "btavrcp.search",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_number_of_attributes,
{ "Number of Attributes", "btavrcp.number_of_attributes",
FT_UINT8, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_count,
{ "Attribute Count", "btavrcp.attribute_count",
FT_UINT8, BASE_DEC, VALS(attribute_count_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_direction,
{ "Direction", "btavrcp.direction",
FT_UINT8, BASE_HEX, VALS(direction_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_scope,
{ "Scope", "btavrcp.scope",
FT_UINT8, BASE_HEX, VALS(scope_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_start_item,
{ "StartItem", "btavrcp.start_item",
FT_UINT32, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_end_item,
{ "EndItem", "btavrcp.end_item",
FT_UINT32, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_uid,
{ "UID", "btavrcp.uid",
FT_UINT64, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_identifier,
{ "Identifier", "btavrcp.identifier",
FT_UINT64, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_play_status,
{ "Play Status", "btavrcp.play_status",
FT_UINT8, BASE_HEX, VALS(play_status_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_song_length,
{ "Song Length", "btavrcp.song_length",
FT_UINT32, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_song_position,
{ "Song Position", "btavrcp.song_position",
FT_UINT32, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_notification_interval,
{ "Interval", "btavrcp.notification.interval",
FT_UINT32, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_event_id,
{ "Event ID", "btavrcp.notification.event_id",
FT_UINT8, BASE_HEX, VALS(notification_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_battery_status,
{ "Battery Status", "btavrcp.battery_status",
FT_UINT8, BASE_HEX, VALS(battery_status_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_number_of_character_set,
{ "Number of Character Set", "btavrcp.number_of_character_set",
FT_UINT8, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_absolute_volume_rfa,
{ "RFA", "btavrcp.absoluter_volume_rfa",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_absolute_volume,
{ "Volume", "btavrcp.volume",
FT_UINT8, BASE_HEX, NULL, 0x7F,
NULL, HFILL }
},
{ &hf_btavrcp_capability,
{ "Capability", "btavrcp.capability",
FT_UINT8, BASE_HEX, VALS(capability_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_capability_count,
{ "Capability Count", "btavrcp.capability.count",
FT_UINT8, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_item_type,
{ "Item Type", "btavrcp.item.type",
FT_UINT8, BASE_HEX, VALS(item_type_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_item_length,
{ "Item Length", "btavrcp.item.length",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_number_of_settings,
{ "Number of Settings", "btavrcp.number_of_settings",
FT_UINT8, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_settings_attribute,
{ "Setting Attribute", "btavrcp.settings.attribute",
FT_UINT8, BASE_HEX, VALS(settings_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_settings_value,
{ "Setting Value", "btavrcp.settings.value",
FT_UINT8, BASE_HEX, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_system_status,
{ "System Status", "btavrcp.system_status",
FT_UINT8, BASE_HEX, VALS(system_status_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_player_item,
{ "Player", "btavrcp.player_item",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_folder,
{ "Folder", "btavrcp.folder",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_item,
{ "Item", "btavrcp.item",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_features,
{ "Features", "btavrcp.features",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_not_used_features,
{ "Not Used Features", "btavrcp.not_used_features",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_list,
{ "Attribute List", "btavrcp.attribute_list",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_item,
{ "Attribute", "btavrcp.attribute_item",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_entries,
{ "Attribute Entries", "btavrcp.attribute_entries",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute,
{ "Attribute ID", "btavrcp.attribute",
FT_UINT32, BASE_HEX, VALS(attribute_id_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_value_length,
{ "Value Length", "btavrcp.value.length",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_value,
{ "Value", "btavrcp.value",
FT_STRING, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_displayable_name_length,
{ "Displayable Name Length", "btavrcp.displayable_name_length",
FT_UINT16, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_displayable_name,
{ "Displayable Name", "btavrcp.displayable_name",
FT_STRING, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_media_type,
{ "Media Type", "btavrcp.media_type",
FT_UINT8, BASE_HEX, VALS(media_type_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_folder_type,
{ "Folder Type", "btavrcp.folder_type",
FT_UINT8, BASE_HEX, VALS(folder_type_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_folder_playable,
{ "Folder Playable", "btavrcp.folder_playable",
FT_UINT8, BASE_HEX, VALS(folder_playable_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_major_player_type,
{ "Major Player Type", "btavrcp.major_player_type",
FT_UINT8, BASE_HEX, VALS(major_player_type_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_player_subtype,
{ "Player SubType", "btavrcp.player_subtype",
FT_UINT8, BASE_HEX, VALS(player_subtype_vals), 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_setting_value_length,
{ "Value Length", "btavrcp.setting_value.length",
FT_UINT8, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_setting_value,
{ "Value", "btavrcp.setting_value",
FT_STRING, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_name_length,
{ "Value Length", "btavrcp.attribute_name.length",
FT_UINT8, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_attribute_name,
{ "Value", "btavrcp.attribute_name",
FT_STRING, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
/* features */
{ &hf_btavrcp_feature_reserved_0,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_1,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_2,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_3,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_4,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_5,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_6,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_reserved_7,
{ "Feature Reserved", "btavrcp.feature.reserved",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_select,
{ "PASSTHROUGH Select", "btavrcp.feature.passthrough.select",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_up,
{ "PASSTHROUGH Up", "btavrcp.feature.passthrough.up",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_down,
{ "PASSTHROUGH Down", "btavrcp.feature.passthrough.down",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_left,
{ "PASSTHROUGH Left", "btavrcp.feature.passthrough.left",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_right,
{ "PASSTHROUGH Right", "btavrcp.feature.passthrough.right",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_right_up,
{ "PASSTHROUGH Right Up", "btavrcp.feature.passthrough.right_up",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_right_down,
{ "PASSTHROUGH Right Down", "btavrcp.feature.passthrough.right_down",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_left_up,
{ "PASSTHROUGH Left Up", "btavrcp.feature.passthrough.left_up",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_left_down,
{ "PASSTHROUGH Left Down", "btavrcp.feature.passthrough.left_down",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_root_menu,
{ "PASSTHROUGH Root Menu", "btavrcp.feature.passthrough.root_menu",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_setup_menu,
{ "PASSTHROUGH Setup Menu", "btavrcp.feature.passthrough.setup_menu",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_contents_menu,
{ "PASSTHROUGH Contents Menu", "btavrcp.feature.passthrough.contents_menu",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_favorite_menu,
{ "PASSTHROUGH Favorite Menu", "btavrcp.feature.passthrough.favorite_menu",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_exit,
{ "PASSTHROUGH Exit", "btavrcp.feature.passthrough.exit",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_0,
{ "PASSTHROUGH 0", "btavrcp.feature.passthrough.0",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_1,
{ "PASSTHROUGH 1", "btavrcp.feature.passthrough.1",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_2,
{ "PASSTHROUGH 2", "btavrcp.feature.passthrough.2",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_3,
{ "PASSTHROUGH 3", "btavrcp.feature.passthrough.3",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_4,
{ "PASSTHROUGH 4", "btavrcp.feature.passthrough.4",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_5,
{ "PASSTHROUGH 5", "btavrcp.feature.passthrough.5",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_6,
{ "PASSTHROUGH 6", "btavrcp.feature.passthrough.6",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_7,
{ "PASSTHROUGH 7", "btavrcp.feature.passthrough.7",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_8,
{ "PASSTHROUGH 8", "btavrcp.feature.passthrough.8",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_9,
{ "PASSTHROUGH 9", "btavrcp.feature.passthrough.9",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_dot,
{ "PASSTHROUGH Dot", "btavrcp.feature.passthrough.dot",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_enter,
{ "PASSTHROUGH Enter", "btavrcp.feature.passthrough.enter",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_clear,
{ "PASSTHROUGH Clear", "btavrcp.feature.passthrough.clear",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_channel_up,
{ "PASSTHROUGH Channel Up", "btavrcp.feature.passthrough.channel_up",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_channel_down,
{ "PASSTHROUGH Channel Down", "btavrcp.feature.passthrough.channel_down",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_previous_channel,
{ "PASSTHROUGH Previous Channel", "btavrcp.feature.passthrough.previous_channel",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_sound_select,
{ "PASSTHROUGH Sound Select", "btavrcp.feature.passthrough.sound_select",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_input_select,
{ "PASSTHROUGH Input Select", "btavrcp.feature.passthrough.input_select",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_display_information,
{ "PASSTHROUGH Display Information", "btavrcp.feature.passthrough.display_information",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_help,
{ "PASSTHROUGH Help", "btavrcp.feature.passthrough.help",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_page_up,
{ "PASSTHROUGH Page Up", "btavrcp.feature.passthrough.page_up",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_page_down,
{ "PASSTHROUGH Page Down", "btavrcp.feature.passthrough.page_down",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_power,
{ "PASSTHROUGH Power", "btavrcp.feature.passthrough.power",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_volume_up,
{ "PASSTHROUGH Volume Up", "btavrcp.feature.passthrough.volume_up",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_volume_down,
{ "PASSTHROUGH Volume Down", "btavrcp.feature.passthrough.volume_down",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_mute,
{ "PASSTHROUGH Mute", "btavrcp.feature.passthrough.mute",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_play,
{ "PASSTHROUGH Play", "btavrcp.feature.passthrough.play",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_stop,
{ "PASSTHROUGH Stop", "btavrcp.feature.passthrough.stop",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_pause,
{ "PASSTHROUGH Pause", "btavrcp.feature.passthrough.pause",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_record,
{ "PASSTHROUGH Record", "btavrcp.feature.passthrough.record",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_rewind,
{ "PASSTHROUGH Rewind", "btavrcp.feature.passthrough.rewind",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_fast_forward,
{ "PASSTHROUGH FastForward", "btavrcp.feature.passthrough.fast_forward",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_eject,
{ "PASSTHROUGH Eject", "btavrcp.feature.passthrough.eject",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_forward,
{ "PASSTHROUGH Forward", "btavrcp.feature.passthrough.forward",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_backward,
{ "PASSTHROUGH Backward", "btavrcp.feature.passthrough.backward",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_angle,
{ "PASSTHROUGH Angle", "btavrcp.feature.passthrough.angle",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_subpicture,
{ "PASSTHROUGH SubPicture", "btavrcp.feature.passthrough.subpicture",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_f1,
{ "PASSTHROUGH F1", "btavrcp.feature.passthrough.f1",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_f2,
{ "PASSTHROUGH F2", "btavrcp.feature.passthrough.f2",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_f3,
{ "PASSTHROUGH F3", "btavrcp.feature.passthrough.f3",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_f4,
{ "PASSTHROUGH F4", "btavrcp.feature.passthrough.f4",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_passthrough_f5,
{ "PASSTHROUGH F5", "btavrcp.feature.passthrough.f5",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_vendor_unique,
{ "Vendor Unique", "btavrcp.feature.vendor_unique",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_basic_group_navigation,
{ "Basic Group Navigation", "btavrcp.feature.basic_group_navigation",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_advanced_control_player,
{ "Advanced Control Player", "btavrcp.feature.advanced_control_player",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
{ &hf_btavrcp_feature_browsing,
{ "Browsing", "btavrcp.feature.browsing",
FT_UINT8, BASE_HEX, NULL, 0x08,
NULL, HFILL }
},
{ &hf_btavrcp_feature_searching,
{ "Searching", "btavrcp.feature.searching",
FT_UINT8, BASE_HEX, NULL, 0x10,
NULL, HFILL }
},
{ &hf_btavrcp_feature_addtonowplayer,
{ "AddToNowPlaying", "btavrcp.feature.addtonowplaying",
FT_UINT8, BASE_HEX, NULL, 0x20,
NULL, HFILL }
},
{ &hf_btavrcp_feature_uid_unique,
{ "UID Unique", "btavrcp.feature.uid_unique",
FT_UINT8, BASE_HEX, NULL, 0x40,
NULL, HFILL }
},
{ &hf_btavrcp_feature_only_browsable_when_addressed,
{ "Only Browsable When Addressed", "btavrcp.feature.only_browsable_when_addressed",
FT_UINT8, BASE_HEX, NULL, 0x80,
NULL, HFILL }
},
{ &hf_btavrcp_feature_only_searchable_when_addressed,
{ "Only Searchable When Addressed", "btavrcp.feature.only_searchable_when_addressed",
FT_UINT8, BASE_HEX, NULL, 0x01,
NULL, HFILL }
},
{ &hf_btavrcp_feature_nowplaying,
{ "Nowplaying", "btavrcp.feature.nowplaying",
FT_UINT8, BASE_HEX, NULL, 0x02,
NULL, HFILL }
},
{ &hf_btavrcp_feature_uid_persistency,
{ "UID Persistency", "btavrcp.feature.uid_persistency",
FT_UINT8, BASE_HEX, NULL, 0x04,
NULL, HFILL }
},
/* end of features */
{ &hf_btavrcp_currect_path,
{ "Currect Path", "btavrcp.currect_path",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_reassembled,
{ "Reassembled", "btavrcp.reassembled",
FT_NONE, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_response_time,
{ "Response Time", "btavrcp.response_time",
FT_UINT32, BASE_DEC, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_command_in_frame,
{ "Command in frame", "btavrcp.command_in_frame",
FT_FRAMENUM, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_response_in_frame,
{ "Response in frame", "btavrcp.response_in_frame",
FT_FRAMENUM, BASE_NONE, NULL, 0x00,
NULL, HFILL }
},
{ &hf_btavrcp_data,
{ "Data", "btavrcp.data",
FT_NONE, BASE_NONE, NULL, 0x0,
NULL, HFILL }
}
};
static gint *ett[] = {
&ett_btavrcp,
&ett_btavrcp_attribute_list,
&ett_btavrcp_attribute_entry,
&ett_btavrcp_attribute_entries,
&ett_btavrcp_element,
&ett_btavrcp_player,
&ett_btavrcp_folder,
&ett_btavrcp_path,
};
static ei_register_info ei[] = {
{ &ei_btavrcp_item_length_bad, { "btavrcp.item.length.bad", PI_PROTOCOL, PI_WARN, "Item length does not correspond to sum of length of attributes", EXPFILL }},
{ &ei_btavrcp_unexpected_data, { "btavrcp.unexpected_data", PI_PROTOCOL, PI_WARN, "Unexpected data", EXPFILL }},
{ &ei_btavrcp_no_response, { "btavrcp.no_response", PI_PROTOCOL, PI_WARN, "No response", EXPFILL }},
};
reassembling = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope());
timing = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope());
btavrcp_song_positions = wmem_tree_new_autoreset(wmem_epan_scope(), wmem_file_scope());
proto_btavrcp = proto_register_protocol("Bluetooth AVRCP Profile", "BT AVRCP", "btavrcp");
btavrcp_handle = new_register_dissector("btavrcp", dissect_btavrcp, proto_btavrcp);
proto_register_field_array(proto_btavrcp, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
expert_btavrcp = expert_register_protocol(proto_btavrcp);
expert_register_field_array(expert_btavrcp, ei, array_length(ei));
module = prefs_register_protocol(proto_btavrcp, NULL);
prefs_register_static_text_preference(module, "avrcp.version",
"Bluetooth Profile AVRCP version: 1.5",
"Version of profile supported by this dissector.");
}
void
proto_reg_handoff_btavrcp(void)
{
dissector_add_string("bluetooth.uuid", "110c", btavrcp_handle);
dissector_add_string("bluetooth.uuid", "110e", btavrcp_handle);
dissector_add_string("bluetooth.uuid", "110f", btavrcp_handle);
}
/*
* Editor modelines - http://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:
*/
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