1#!/usr/bin/env python3
2#
3# Copyright (C) 2016 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License"); you may not
6# use this file except in compliance with the License. You may obtain a copy of
7# the License at
8#
9# http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
13# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
14# License for the specific language governing permissions and limitations under
15# the License.
16
17### Generic Constants Begin ###
18
19bt_default_timeout = 15
20default_rfcomm_timeout_ms = 10000
21default_bluetooth_socket_timeout_ms = 10000
22pan_connect_timeout = 5
23bt_discovery_timeout = 3
24small_timeout = 0.0001
25
26# Time delay (in seconds) at the end of each LE CoC Test to give sufficient time
27# for the ACL LE link to be disconnected. The ACL link stays connected after
28# L2CAP disconnects.  An example of the timeout is L2CAP_LINK_INACTIVITY_TOUT.
29# This delay must be greater than the maximum of these timeouts.
30# TODO: Investigate the use of broadcast intent
31# BluetoothDevice.ACTION_ACL_DISCONNECTED to replace this delay method.
32l2cap_max_inactivity_delay_after_disconnect = 5
33
34# LE specifications related constants
35le_connection_interval_time_step_ms = 1.25
36le_default_supervision_timeout = 2000
37default_le_data_length = 23
38default_le_connection_interval_ms = 30
39le_connection_event_time_step_ms = 0.625
40
41# Headers of LE L2CAP Connection-oriented Channels. See section 3.4, Vol
42# 3, Part A, Version 5.0.
43l2cap_header_size = 4
44l2cap_coc_sdu_length_field_size = 2
45l2cap_coc_header_size = l2cap_header_size + l2cap_coc_sdu_length_field_size
46
47java_integer = {"min": -2147483648, "max": 2147483647}
48
49btsnoop_log_path_on_device = "/data/misc/bluetooth/logs/btsnoop_hci.log"
50btsnoop_last_log_path_on_device = \
51    "/data/misc/bluetooth/logs/btsnoop_hci.log.last"
52pairing_variant_passkey_confirmation = 2
53
54# Callback strings
55scan_result = "BleScan{}onScanResults"
56scan_failed = "BleScan{}onScanFailed"
57batch_scan_result = "BleScan{}onBatchScanResult"
58adv_fail = "BleAdvertise{}onFailure"
59adv_succ = "BleAdvertise{}onSuccess"
60bluetooth_off = "BluetoothStateChangedOff"
61bluetooth_on = "BluetoothStateChangedOn"
62mtu_changed = "GattConnect{}onMtuChanged"
63advertising_set_started = "AdvertisingSet{}onAdvertisingSetStarted"
64advertising_set_stopped = "AdvertisingSet{}onAdvertisingSetStopped"
65advertising_set_on_own_address_read = "AdvertisingSet{}onOwnAddressRead"
66advertising_set_enabled = "AdvertisingSet{}onAdvertisingEnabled"
67advertising_set_data_set = "AdvertisingSet{}onAdvertisingDataSet"
68advertising_set_scan_response_set = "AdvertisingSet{}onScanResponseDataSet"
69advertising_set_parameters_update = \
70    "AdvertisingSet{}onAdvertisingParametersUpdated"
71advertising_set_periodic_parameters_updated = \
72    "AdvertisingSet{}onPeriodicAdvertisingParametersUpdated"
73advertising_set_periodic_data_set = \
74    "AdvertisingSet{}onPeriodicAdvertisingDataSet"
75advertising_set_periodic_enable = "AdvertisingSet{}onPeriodicAdvertisingEnable"
76bluetooth_profile_connection_state_changed = \
77    "BluetoothProfileConnectionStateChanged"
78bluetooth_le_on = "BleStateChangedOn"
79bluetooth_le_off = "BleStateChangedOff"
80bluetooth_a2dp_codec_config_changed = "BluetoothA2dpCodecConfigChanged"
81# End Callback Strings
82
83batch_scan_not_supported_list = [
84    "Nexus 4",
85    "Nexus 5",
86    "Nexus 7",
87]
88
89### Generic Constants End ###
90
91### Bluetooth Constants Begin ###
92
93# rfcomm test uuids
94rfcomm_secure_uuid = "fa87c0d0-afac-11de-8a39-0800200c9a66"
95rfcomm_insecure_uuid = "8ce255c0-200a-11e0-ac64-0800200c9a66"
96
97# bluetooth socket connection test uuid
98bluetooth_socket_conn_test_uuid = "12345678-1234-5678-9abc-123456789abc"
99
100# Bluetooth Adapter Scan Mode Types
101bt_scan_mode_types = {
102    "state_off": -1,
103    "none": 0,
104    "connectable": 1,
105    "connectable_discoverable": 3
106}
107
108# Bluetooth Adapter State Constants
109bt_adapter_states = {
110    "off": 10,
111    "turning_on": 11,
112    "on": 12,
113    "turning_off": 13,
114    "ble_turning_on": 14,
115    "ble_on": 15,
116    "ble_turning_off": 16
117}
118
119# Should be kept in sync with BluetoothProfile.java
120bt_profile_constants = {
121    "headset": 1,
122    "a2dp": 2,
123    "health": 3,
124    "input_device": 4,
125    "pan": 5,
126    "pbap_server": 6,
127    "gatt": 7,
128    "gatt_server": 8,
129    "map": 9,
130    "sap": 10,
131    "a2dp_sink": 11,
132    "avrcp_controller": 12,
133    "headset_client": 16,
134    "pbap_client": 17,
135    "map_mce": 18
136}
137
138# Bluetooth RFCOMM UUIDs as defined by the SIG
139bt_rfcomm_uuids = {
140    "default_uuid": "457807c0-4897-11df-9879-0800200c9a66",
141    "base_uuid": "00000000-0000-1000-8000-00805F9B34FB",
142    "sdp": "00000001-0000-1000-8000-00805F9B34FB",
143    "udp": "00000002-0000-1000-8000-00805F9B34FB",
144    "rfcomm": "00000003-0000-1000-8000-00805F9B34FB",
145    "tcp": "00000004-0000-1000-8000-00805F9B34FB",
146    "tcs_bin": "00000005-0000-1000-8000-00805F9B34FB",
147    "tcs_at": "00000006-0000-1000-8000-00805F9B34FB",
148    "att": "00000007-0000-1000-8000-00805F9B34FB",
149    "obex": "00000008-0000-1000-8000-00805F9B34FB",
150    "ip": "00000009-0000-1000-8000-00805F9B34FB",
151    "ftp": "0000000A-0000-1000-8000-00805F9B34FB",
152    "http": "0000000C-0000-1000-8000-00805F9B34FB",
153    "wsp": "0000000E-0000-1000-8000-00805F9B34FB",
154    "bnep": "0000000F-0000-1000-8000-00805F9B34FB",
155    "upnp": "00000010-0000-1000-8000-00805F9B34FB",
156    "hidp": "00000011-0000-1000-8000-00805F9B34FB",
157    "hardcopy_control_channel": "00000012-0000-1000-8000-00805F9B34FB",
158    "hardcopy_data_channel": "00000014-0000-1000-8000-00805F9B34FB",
159    "hardcopy_notification": "00000016-0000-1000-8000-00805F9B34FB",
160    "avctp": "00000017-0000-1000-8000-00805F9B34FB",
161    "avdtp": "00000019-0000-1000-8000-00805F9B34FB",
162    "cmtp": "0000001B-0000-1000-8000-00805F9B34FB",
163    "mcap_control_channel": "0000001E-0000-1000-8000-00805F9B34FB",
164    "mcap_data_channel": "0000001F-0000-1000-8000-00805F9B34FB",
165    "l2cap": "00000100-0000-1000-8000-00805F9B34FB"
166}
167
168# Should be kept in sync with BluetoothProfile#STATE_* constants.
169bt_profile_states = {
170    "disconnected": 0,
171    "connecting": 1,
172    "connected": 2,
173    "disconnecting": 3
174}
175
176# Access Levels from BluetoothDevice.
177bt_access_levels = {"access_allowed": 1, "access_denied": 2}
178
179# Priority levels as defined in BluetoothProfile.java.
180bt_priority_levels = {
181    "auto_connect": 1000,
182    "on": 100,
183    "off": 0,
184    "undefined": -1
185}
186
187# A2DP codec configuration constants as defined in
188# frameworks/base/core/java/android/bluetooth/BluetoothCodecConfig.java
189codec_types = {
190    'SBC': 0,
191    'AAC': 1,
192    'APTX': 2,
193    'APTX-HD': 3,
194    'LDAC': 4,
195    'MAX': 5,
196    'INVALID': 1000000
197}
198
199codec_priorities = {
200    'DISABLED': -1,
201    'DEFAULT': 0,
202    'HIGHEST': 1000000
203}
204
205sample_rates = {
206    'NONE': 0,
207    '44100': 0x1 << 0,
208    '48000': 0x1 << 1,
209    '88200': 0x1 << 2,
210    '96000': 0x1 << 3,
211    '176400': 0x1 << 4,
212    '192000': 0x1 << 5
213}
214
215bits_per_samples = {
216    'NONE': 0,
217    '16': 0x1 << 0,
218    '24': 0x1 << 1,
219    '32': 0x1 << 2
220}
221
222channel_modes = {
223    'NONE': 0,
224    'MONO': 0x1 << 0,
225    'STEREO': 0x1 << 1
226}
227
228# Bluetooth HID constants.
229hid_connection_timeout = 5
230
231# Bluetooth HID EventFacade constants.
232hid_on_set_report_event = "onSetReport"
233hid_on_get_report_event = "onGetReport"
234hid_on_set_protocol_event = "onSetProtocol"
235hid_on_intr_data_event = "onInterruptData"
236hid_on_virtual_cable_unplug_event = "onVirtualCableUnplug"
237hid_id_keyboard = 1
238hid_id_mouse = 2
239hid_default_event_timeout = 15
240hid_default_set_report_payload = "Haha"
241
242### Bluetooth Constants End ###
243
244### Bluetooth Low Energy Constants Begin ###
245
246# Bluetooth Low Energy scan callback types
247ble_scan_settings_callback_types = {
248    "all_matches": 1,
249    "first_match": 2,
250    "match_lost": 4,
251    "found_and_lost": 6
252}
253
254# Bluetooth Low Energy scan settings match mode
255ble_scan_settings_match_modes = {"aggresive": 1, "sticky": 2}
256
257# Bluetooth Low Energy scan settings match nums
258ble_scan_settings_match_nums = {"one": 1, "few": 2, "max": 3}
259
260# Bluetooth Low Energy scan settings result types
261ble_scan_settings_result_types = {"full": 0, "abbreviated": 1}
262
263# Bluetooth Low Energy scan settings mode
264ble_scan_settings_modes = {
265    "opportunistic": -1,
266    "low_power": 0,
267    "balanced": 1,
268    "low_latency": 2
269}
270
271# Bluetooth Low Energy scan settings report delay millis
272ble_scan_settings_report_delay_milli_seconds = {
273    "min": 0,
274    "max": 9223372036854775807
275}
276
277# Bluetooth Low Energy scan settings phy
278ble_scan_settings_phys = {"1m": 1, "coded": 3, "all_supported": 255}
279
280# Bluetooth Low Energy advertise settings types
281ble_advertise_settings_types = {"non_connectable": 0, "connectable": 1}
282
283# Bluetooth Low Energy advertise settings modes
284ble_advertise_settings_modes = {
285    "low_power": 0,
286    "balanced": 1,
287    "low_latency": 2
288}
289
290# Bluetooth Low Energy advertise settings tx power
291ble_advertise_settings_tx_powers = {
292    "ultra_low": 0,
293    "low": 1,
294    "medium": 2,
295    "high": 3
296}
297
298# Bluetooth Low Energy service uuids for specific devices
299ble_uuids = {
300    "p_service": "0000feef-0000-1000-8000-00805f9b34fb",
301    "hr_service": "0000180d-0000-1000-8000-00805f9b34fb"
302}
303
304# Bluetooth Low Energy advertising error codes
305ble_advertise_error_code = {
306    "data_too_large": 1,
307    "too_many_advertisers": 2,
308    "advertisement_already_started": 3,
309    "bluetooth_internal_failure": 4,
310    "feature_not_supported": 5
311}
312
313### Bluetooth Low Energy Constants End ###
314
315### Bluetooth GATT Constants Begin ###
316
317# Gatt Callback error messages
318gatt_cb_err = {
319    "char_write_req_err":
320    "Characteristic Write Request event not found. Expected {}",
321    "char_write_err":
322    "Characteristic Write event not found. Expected {}",
323    "desc_write_req_err":
324    "Descriptor Write Request event not found. Expected {}",
325    "desc_write_err":
326    "Descriptor Write event not found. Expected {}",
327    "char_read_err":
328    "Characteristic Read event not found. Expected {}",
329    "char_read_req_err":
330    "Characteristic Read Request not found. Expected {}",
331    "desc_read_err":
332    "Descriptor Read event not found. Expected {}",
333    "desc_read_req_err":
334    "Descriptor Read Request event not found. Expected {}",
335    "rd_remote_rssi_err":
336    "Read Remote RSSI event not found. Expected {}",
337    "gatt_serv_disc_err":
338    "GATT Services Discovered event not found. Expected {}",
339    "serv_added_err":
340    "Service Added event not found. Expected {}",
341    "mtu_changed_err":
342    "MTU Changed event not found. Expected {}",
343    "mtu_serv_changed_err":
344    "MTU Server Changed event not found. Expected {}",
345    "gatt_conn_changed_err":
346    "GATT Connection Changed event not found. Expected {}",
347    "char_change_err":
348    "GATT Characteristic Changed event not fond. Expected {}",
349    "phy_read_err":
350    "Phy Read event not fond. Expected {}",
351    "phy_update_err":
352    "Phy Update event not fond. Expected {}",
353    "exec_write_err":
354    "GATT Execute Write event not found. Expected {}"
355}
356
357# GATT callback strings as defined in GattClientFacade.java and
358# GattServerFacade.java implemented callbacks.
359gatt_cb_strings = {
360    "char_write_req": "GattServer{}onCharacteristicWriteRequest",
361    "exec_write": "GattServer{}onExecuteWrite",
362    "char_write": "GattConnect{}onCharacteristicWrite",
363    "desc_write_req": "GattServer{}onDescriptorWriteRequest",
364    "desc_write": "GattConnect{}onDescriptorWrite",
365    "char_read": "GattConnect{}onCharacteristicRead",
366    "char_read_req": "GattServer{}onCharacteristicReadRequest",
367    "desc_read": "GattConnect{}onDescriptorRead",
368    "desc_read_req": "GattServer{}onDescriptorReadRequest",
369    "rd_remote_rssi": "GattConnect{}onReadRemoteRssi",
370    "gatt_serv_disc": "GattConnect{}onServicesDiscovered",
371    "serv_added": "GattServer{}onServiceAdded",
372    "mtu_changed": "GattConnect{}onMtuChanged",
373    "mtu_serv_changed": "GattServer{}onMtuChanged",
374    "gatt_conn_change": "GattConnect{}onConnectionStateChange",
375    "char_change": "GattConnect{}onCharacteristicChanged",
376    "phy_read": "GattConnect{}onPhyRead",
377    "phy_update": "GattConnect{}onPhyUpdate",
378    "serv_phy_read": "GattServer{}onPhyRead",
379    "serv_phy_update": "GattServer{}onPhyUpdate",
380}
381
382# GATT event dictionary of expected callbacks and errors.
383gatt_event = {
384    "char_write_req": {
385        "evt": gatt_cb_strings["char_write_req"],
386        "err": gatt_cb_err["char_write_req_err"]
387    },
388    "exec_write": {
389        "evt": gatt_cb_strings["exec_write"],
390        "err": gatt_cb_err["exec_write_err"]
391    },
392    "char_write": {
393        "evt": gatt_cb_strings["char_write"],
394        "err": gatt_cb_err["char_write_err"]
395    },
396    "desc_write_req": {
397        "evt": gatt_cb_strings["desc_write_req"],
398        "err": gatt_cb_err["desc_write_req_err"]
399    },
400    "desc_write": {
401        "evt": gatt_cb_strings["desc_write"],
402        "err": gatt_cb_err["desc_write_err"]
403    },
404    "char_read": {
405        "evt": gatt_cb_strings["char_read"],
406        "err": gatt_cb_err["char_read_err"]
407    },
408    "char_read_req": {
409        "evt": gatt_cb_strings["char_read_req"],
410        "err": gatt_cb_err["char_read_req_err"]
411    },
412    "desc_read": {
413        "evt": gatt_cb_strings["desc_read"],
414        "err": gatt_cb_err["desc_read_err"]
415    },
416    "desc_read_req": {
417        "evt": gatt_cb_strings["desc_read_req"],
418        "err": gatt_cb_err["desc_read_req_err"]
419    },
420    "rd_remote_rssi": {
421        "evt": gatt_cb_strings["rd_remote_rssi"],
422        "err": gatt_cb_err["rd_remote_rssi_err"]
423    },
424    "gatt_serv_disc": {
425        "evt": gatt_cb_strings["gatt_serv_disc"],
426        "err": gatt_cb_err["gatt_serv_disc_err"]
427    },
428    "serv_added": {
429        "evt": gatt_cb_strings["serv_added"],
430        "err": gatt_cb_err["serv_added_err"]
431    },
432    "mtu_changed": {
433        "evt": gatt_cb_strings["mtu_changed"],
434        "err": gatt_cb_err["mtu_changed_err"]
435    },
436    "gatt_conn_change": {
437        "evt": gatt_cb_strings["gatt_conn_change"],
438        "err": gatt_cb_err["gatt_conn_changed_err"]
439    },
440    "char_change": {
441        "evt": gatt_cb_strings["char_change"],
442        "err": gatt_cb_err["char_change_err"]
443    },
444    "phy_read": {
445        "evt": gatt_cb_strings["phy_read"],
446        "err": gatt_cb_err["phy_read_err"]
447    },
448    "phy_update": {
449        "evt": gatt_cb_strings["phy_update"],
450        "err": gatt_cb_err["phy_update_err"]
451    },
452    "serv_phy_read": {
453        "evt": gatt_cb_strings["serv_phy_read"],
454        "err": gatt_cb_err["phy_read_err"]
455    },
456    "serv_phy_update": {
457        "evt": gatt_cb_strings["serv_phy_update"],
458        "err": gatt_cb_err["phy_update_err"]
459    }
460}
461
462# Matches constants of connection states defined in BluetoothGatt.java
463gatt_connection_state = {
464    "disconnected": 0,
465    "connecting": 1,
466    "connected": 2,
467    "disconnecting": 3,
468    "closed": 4
469}
470
471# Matches constants of Bluetooth GATT Characteristic values as defined
472# in BluetoothGattCharacteristic.java
473gatt_characteristic = {
474    "property_broadcast": 0x01,
475    "property_read": 0x02,
476    "property_write_no_response": 0x04,
477    "property_write": 0x08,
478    "property_notify": 0x10,
479    "property_indicate": 0x20,
480    "property_signed_write": 0x40,
481    "property_extended_props": 0x80,
482    "permission_read": 0x01,
483    "permission_read_encrypted": 0x02,
484    "permission_read_encrypted_mitm": 0x04,
485    "permission_write": 0x10,
486    "permission_write_encrypted": 0x20,
487    "permission_write_encrypted_mitm": 0x40,
488    "permission_write_signed": 0x80,
489    "permission_write_signed_mitm": 0x100,
490    "write_type_default": 0x02,
491    "write_type_no_response": 0x01,
492    "write_type_signed": 0x04,
493}
494
495# Matches constants of Bluetooth GATT Characteristic values as defined
496# in BluetoothGattDescriptor.java
497gatt_descriptor = {
498    "enable_notification_value": [0x01, 0x00],
499    "enable_indication_value": [0x02, 0x00],
500    "disable_notification_value": [0x00, 0x00],
501    "permission_read": 0x01,
502    "permission_read_encrypted": 0x02,
503    "permission_read_encrypted_mitm": 0x04,
504    "permission_write": 0x10,
505    "permission_write_encrypted": 0x20,
506    "permission_write_encrypted_mitm": 0x40,
507    "permission_write_signed": 0x80,
508    "permission_write_signed_mitm": 0x100
509}
510
511# https://www.bluetooth.com/specifications/gatt/descriptors
512gatt_char_desc_uuids = {
513    "char_ext_props": '00002900-0000-1000-8000-00805f9b34fb',
514    "char_user_desc": '00002901-0000-1000-8000-00805f9b34fb',
515    "client_char_cfg": '00002902-0000-1000-8000-00805f9b34fb',
516    "server_char_cfg": '00002903-0000-1000-8000-00805f9b34fb',
517    "char_fmt_uuid": '00002904-0000-1000-8000-00805f9b34fb',
518    "char_agreg_fmt": '00002905-0000-1000-8000-00805f9b34fb',
519    "char_valid_range": '00002906-0000-1000-8000-00805f9b34fb',
520    "external_report_reference": '00002907-0000-1000-8000-00805f9b34fb',
521    "report_reference": '00002908-0000-1000-8000-00805f9b34fb'
522}
523
524# https://www.bluetooth.com/specifications/gatt/characteristics
525gatt_char_types = {
526    "device_name": '00002a00-0000-1000-8000-00805f9b34fb',
527    "appearance": '00002a01-0000-1000-8000-00805f9b34fb',
528    "peripheral_priv_flag": '00002a02-0000-1000-8000-00805f9b34fb',
529    "reconnection_address": '00002a03-0000-1000-8000-00805f9b34fb',
530    "peripheral_pref_conn": '00002a04-0000-1000-8000-00805f9b34fb',
531    "service_changed": '00002a05-0000-1000-8000-00805f9b34fb',
532    "system_id": '00002a23-0000-1000-8000-00805f9b34fb',
533    "model_number_string": '00002a24-0000-1000-8000-00805f9b34fb',
534    "serial_number_string": '00002a25-0000-1000-8000-00805f9b34fb',
535    "firmware_revision_string": '00002a26-0000-1000-8000-00805f9b34fb',
536    "hardware_revision_string": '00002a27-0000-1000-8000-00805f9b34fb',
537    "software_revision_string": '00002a28-0000-1000-8000-00805f9b34fb',
538    "manufacturer_name_string": '00002a29-0000-1000-8000-00805f9b34fb',
539    "pnp_id": '00002a50-0000-1000-8000-00805f9b34fb',
540}
541
542# Matches constants of Bluetooth GATT Characteristic values as defined
543# in BluetoothGattCharacteristic.java
544gatt_characteristic_value_format = {
545    "string": 0x1,
546    "byte": 0x2,
547    "sint8": 0x21,
548    "uint8": 0x11,
549    "sint16": 0x22,
550    "unit16": 0x12,
551    "sint32": 0x24,
552    "uint32": 0x14
553}
554
555# Matches constants of Bluetooth Gatt Service types as defined in
556# BluetoothGattService.java
557gatt_service_types = {"primary": 0, "secondary": 1}
558
559# Matches constants of Bluetooth Gatt Connection Priority values as defined in
560# BluetoothGatt.java
561gatt_connection_priority = {"balanced": 0, "high": 1, "low_power": 2}
562
563# Min and max MTU values
564gatt_mtu_size = {"min": 23, "max": 217}
565
566# Gatt Characteristic attribute lengths
567gatt_characteristic_attr_length = {"attr_1": 1, "attr_2": 3, "attr_3": 15}
568
569# Matches constants of Bluetooth Gatt operations status as defined in
570# BluetoothGatt.java
571gatt_status = {"success": 0, "failure": 0x101}
572
573# Matches constants of Bluetooth transport values as defined in
574# BluetoothDevice.java
575gatt_transport = {"auto": 0x00, "bredr": 0x01, "le": 0x02}
576
577# Matches constants of Bluetooth physical channeling values as defined in
578# BluetoothDevice.java
579gatt_phy = {"1m": 1, "2m": 2, "le_coded": 3}
580
581# Matches constants of Bluetooth physical channeling bitmask values as defined
582# in BluetoothDevice.java
583gatt_phy_mask = {"1m_mask": 1, "2m_mask": 2, "coded_mask": 4}
584
585# Values as defiend in the Bluetooth GATT specification
586gatt_server_responses = {
587    "GATT_SUCCESS": 0x0,
588    "GATT_FAILURE": 0x1,
589    "GATT_READ_NOT_PERMITTED": 0x2,
590    "GATT_WRITE_NOT_PERMITTED": 0x3,
591    "GATT_INVALID_PDU": 0x4,
592    "GATT_INSUFFICIENT_AUTHENTICATION": 0x5,
593    "GATT_REQUEST_NOT_SUPPORTED": 0x6,
594    "GATT_INVALID_OFFSET": 0x7,
595    "GATT_INSUFFICIENT_AUTHORIZATION": 0x8,
596    "GATT_INVALID_ATTRIBUTE_LENGTH": 0xd,
597    "GATT_INSUFFICIENT_ENCRYPTION": 0xf,
598    "GATT_CONNECTION_CONGESTED": 0x8f,
599    "GATT_13_ERR": 0x13,
600    "GATT_12_ERR": 0x12,
601    "GATT_0C_ERR": 0x0C,
602    "GATT_16": 0x16
603}
604
605### Bluetooth GATT Constants End ###
606
607### Chameleon Constants Begin ###
608
609# Chameleon audio bits per sample.
610audio_bits_per_sample_16 = 16
611audio_bits_per_sample_24 = 24
612audio_bits_per_sample_32 = 32
613
614# Chameleon audio sample rates.
615audio_sample_rate_44100 = 44100
616audio_sample_rate_48000 = 48000
617audio_sample_rate_88200 = 88200
618audio_sample_rate_96000 = 96000
619
620# Chameleon audio channel modes.
621audio_channel_mode_mono = 1
622audio_channel_mode_stereo = 2
623audio_channel_mode_8 = 8
624
625# Chameleon time delays.
626delay_after_binding_seconds = 0.5
627delay_before_record_seconds = 0.5
628silence_wait_seconds = 5
629
630# Chameleon bus endpoints.
631fpga_linein_bus_endpoint = 'Chameleon FPGA line-in'
632headphone_bus_endpoint = 'Cros device headphone'
633
634### Chameleon Constants End ###
635
636# Begin logcat strings dict"""
637logcat_strings = {
638    "media_playback_vol_changed": "onRouteVolumeChanged",
639}
640
641# End logcat strings dict"""
642
643### Begin Service Discovery UUIDS ###
644# Values match the Bluetooth SIG defined values: """
645""" https://www.bluetooth.com/specifications/assigned-numbers/service-discovery """
646sig_uuid_constants = {
647    "BASE_UUID": "0000{}-0000-1000-8000-00805F9B34FB",
648    "SDP": "0001",
649    "UDP": "0002",
650    "RFCOMM": "0003",
651    "TCP": "0004",
652    "TCS-BIN": "0005",
653    "TCS-AT": "0006",
654    "ATT": "0007",
655    "OBEX": "0008",
656    "IP": "0009",
657    "FTP": "000A",
658    "HTTP": "000C",
659    "WSP": "000E",
660    "BNEP": "000F",
661    "UPNP": "0010",
662    "HIDP": "0011",
663    "HardcopyControlChannel": "0012",
664    "HardcopyDataChannel": "0014",
665    "HardcopyNotification": "0016",
666    "AVCTP": "0017",
667    "AVDTP": "0019",
668    "CMTP": "001B",
669    "MCAPControlChannel": "001E",
670    "MCAPDataChannel": "001F",
671    "L2CAP": "0100",
672    "ServiceDiscoveryServerServiceClassID": "1000",
673    "BrowseGroupDescriptorServiceClassID": "1001",
674    "SerialPort": "1101",
675    "LANAccessUsingPPP": "1102",
676    "DialupNetworking": "1103",
677    "IrMCSync": "1104",
678    "OBEXObjectPush": "1105",
679    "OBEXFileTransfer": "1106",
680    "IrMCSyncCommand": "1107",
681    "Headset": "1108",
682    "CordlessTelephony": "1109",
683    "AudioSource": "110A",
684    "AudioSink": "110B",
685    "A/V_RemoteControlTarget": "110C",
686    "AdvancedAudioDistribution": "110D",
687    "A/V_RemoteControl": "110E",
688    "A/V_RemoteControlController": "110F",
689    "Intercom": "1110",
690    "Fax": "1111",
691    "Headset - Audio Gateway (AG)": "1112",
692    "WAP": "1113",
693    "WAP_CLIENT": "1114",
694    "PANU": "1115",
695    "NAP": "1116",
696    "GN": "1117",
697    "DirectPrinting": "1118",
698    "ReferencePrinting": "1119",
699    "ImagingResponder": "111B",
700    "ImagingAutomaticArchive": "111C",
701    "ImagingReferencedObjects": "111D",
702    "Handsfree": "111E",
703    "HandsfreeAudioGateway": "111F",
704    "DirectPrintingReferenceObjectsService": "1120",
705    "ReflectedUI": "1121",
706    "BasicPrinting": "1122",
707    "PrintingStatus": "1123",
708    "HumanInterfaceDeviceService": "1124",
709    "HardcopyCableReplacement": "1125",
710    "HCR_Print": "1126",
711    "HCR_Scan": "1127",
712    "Common_ISDN_Access": "1128",
713    "SIM_Access": "112D",
714    "Phonebook Access - PCE": "112E",
715    "Phonebook Access - PSE": "112F",
716    "Phonebook Access": "1130",
717    "Headset - HS": "1131",
718    "Message Access Server": "1132",
719    "Message Notification Server": "1133",
720    "Message Access Profile": "1134",
721    "GNSS": "1135",
722    "GNSS_Server": "1136",
723    "PnPInformation": "1200",
724    "GenericNetworking": "1201",
725    "GenericFileTransfer": "1202",
726    "GenericAudio": "1203",
727    "GenericTelephony": "1204",
728    "UPNP_Service": "1205",
729    "UPNP_IP_Service": "1206",
730    "ESDP_UPNP_IP_PAN": "1300",
731    "ESDP_UPNP_IP_LAP": "1301",
732    "ESDP_UPNP_L2CAP": "1302",
733    "VideoSource": "1303",
734    "VideoSink": "1304",
735    "VideoDistribution": "1305",
736    "HDP": "1400"
737}
738
739### End Service Discovery UUIDS ###
740
741
742# Attribute Record values from the Bluetooth Specification
743# Version 5, Vol 3, Part B
744bt_attribute_values = {
745    'ATTR_SERVICE_RECORD_HANDLE': 0x0000,
746    'ATTR_SERVICE_CLASS_ID_LIST': 0x0001,
747    'ATTR_SERVICE_RECORD_STATE': 0x0002,
748    'ATTR_SERVICE_ID': 0x0003,
749    'ATTR_PROTOCOL_DESCRIPTOR_LIST': 0x0004,
750    'ATTR_ADDITIONAL_PROTOCOL_DESCRIPTOR_LIST': 0x000D,
751    'ATTR_BROWSE_GROUP_LIST': 0x0005,
752    'ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST': 0x0006,
753    'ATTR_SERVICE_INFO_TIME_TO_LIVE': 0x0007,
754    'ATTR_SERVICE_AVAILABILITY': 0x0008,
755    'ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST': 0x0009,
756    'ATTR_A2DP_SUPPORTED_FEATURES': 0x0311,
757}
758