| # /usr/bin/env python3.4 |
| # |
| # Copyright (C) 2016 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| # use this file except in compliance with the License. You may obtain a copy of |
| # the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| # License for the specific language governing permissions and limitations under |
| # the License. |
| |
| import logging |
| import random |
| import pprint |
| import string |
| from queue import Empty |
| import queue |
| import threading |
| import time |
| from acts import utils |
| |
| from subprocess import call |
| |
| from acts.test_utils.bt.bt_constants import adv_fail |
| from acts.test_utils.bt.bt_constants import adv_succ |
| from acts.test_utils.bt.bt_constants import advertising_set_started |
| from acts.test_utils.bt.bt_constants import advertising_set_stopped |
| from acts.test_utils.bt.bt_constants import advertising_set_on_own_address_read |
| from acts.test_utils.bt.bt_constants import advertising_set_stopped |
| from acts.test_utils.bt.bt_constants import advertising_set_enabled |
| from acts.test_utils.bt.bt_constants import advertising_set_data_set |
| from acts.test_utils.bt.bt_constants import advertising_set_scan_response_set |
| from acts.test_utils.bt.bt_constants import advertising_set_parameters_update |
| from acts.test_utils.bt.bt_constants import \ |
| advertising_set_periodic_parameters_updated |
| from acts.test_utils.bt.bt_constants import advertising_set_periodic_data_set |
| from acts.test_utils.bt.bt_constants import advertising_set_periodic_enable |
| from acts.test_utils.bt.bt_constants import batch_scan_not_supported_list |
| from acts.test_utils.bt.bt_constants import batch_scan_result |
| from acts.test_utils.bt.bt_constants import ble_advertise_settings_modes |
| from acts.test_utils.bt.bt_constants import ble_advertise_settings_tx_powers |
| from acts.test_utils.bt.bt_constants import bluetooth_off |
| from acts.test_utils.bt.bt_constants import bluetooth_on |
| from acts.test_utils.bt.bt_constants import \ |
| bluetooth_profile_connection_state_changed |
| from acts.test_utils.bt.bt_constants import bt_default_timeout |
| from acts.test_utils.bt.bt_constants import bt_discovery_timeout |
| from acts.test_utils.bt.bt_constants import bt_profile_states |
| from acts.test_utils.bt.bt_constants import bt_profile_constants |
| from acts.test_utils.bt.bt_constants import bt_rfcomm_uuids |
| from acts.test_utils.bt.bt_constants import bluetooth_socket_conn_test_uuid |
| from acts.test_utils.bt.bt_constants import bt_scan_mode_types |
| from acts.test_utils.bt.bt_constants import btsnoop_last_log_path_on_device |
| from acts.test_utils.bt.bt_constants import btsnoop_log_path_on_device |
| from acts.test_utils.bt.bt_constants import default_rfcomm_timeout_ms |
| from acts.test_utils.bt.bt_constants import default_bluetooth_socket_timeout_ms |
| from acts.test_utils.bt.bt_constants import mtu_changed |
| from acts.test_utils.bt.bt_constants import pairing_variant_passkey_confirmation |
| from acts.test_utils.bt.bt_constants import pan_connect_timeout |
| from acts.test_utils.bt.bt_constants import small_timeout |
| from acts.test_utils.bt.bt_constants import scan_result |
| from acts.test_utils.bt.bt_constants import scan_failed |
| from acts.test_utils.bt.bt_constants import hid_id_keyboard |
| from acts.test_utils.tel.tel_test_utils import toggle_airplane_mode_by_adb |
| from acts.test_utils.tel.tel_test_utils import verify_http_connection |
| from acts.utils import exe_cmd |
| from acts.utils import create_dir |
| |
| log = logging |
| |
| advertisements_to_devices = {} |
| |
| |
| class BtTestUtilsError(Exception): |
| pass |
| |
| |
| def scan_and_verify_n_advertisements(scn_ad, max_advertisements): |
| """Verify that input number of advertisements can be found from the scanning |
| Android device. |
| |
| Args: |
| scn_ad: The Android device to start LE scanning on. |
| max_advertisements: The number of advertisements the scanner expects to |
| find. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| test_result = False |
| address_list = [] |
| filter_list = scn_ad.droid.bleGenFilterList() |
| scn_ad.droid.bleBuildScanFilter(filter_list) |
| scan_settings = scn_ad.droid.bleBuildScanSetting() |
| scan_callback = scn_ad.droid.bleGenScanCallback() |
| scn_ad.droid.bleStartBleScan(filter_list, scan_settings, scan_callback) |
| start_time = time.time() |
| while (start_time + bt_default_timeout) > time.time(): |
| event = None |
| try: |
| event = scn_ad.ed.pop_event( |
| scan_result.format(scan_callback), bt_default_timeout) |
| except Empty as error: |
| raise BtTestUtilsError( |
| "Failed to find scan event: {}".format(error)) |
| address = event['data']['Result']['deviceInfo']['address'] |
| if address not in address_list: |
| address_list.append(address) |
| if len(address_list) == max_advertisements: |
| test_result = True |
| break |
| scn_ad.droid.bleStopBleScan(scan_callback) |
| return test_result |
| |
| |
| def setup_n_advertisements(adv_ad, num_advertisements): |
| """Setup input number of advertisements on input Android device. |
| |
| Args: |
| adv_ad: The Android device to start LE advertisements on. |
| num_advertisements: The number of advertisements to start. |
| |
| Returns: |
| advertise_callback_list: List of advertisement callback ids. |
| """ |
| adv_ad.droid.bleSetAdvertiseSettingsAdvertiseMode( |
| ble_advertise_settings_modes['low_latency']) |
| advertise_data = adv_ad.droid.bleBuildAdvertiseData() |
| advertise_settings = adv_ad.droid.bleBuildAdvertiseSettings() |
| advertise_callback_list = [] |
| for i in range(num_advertisements): |
| advertise_callback = adv_ad.droid.bleGenBleAdvertiseCallback() |
| advertise_callback_list.append(advertise_callback) |
| adv_ad.droid.bleStartBleAdvertising(advertise_callback, advertise_data, |
| advertise_settings) |
| try: |
| adv_ad.ed.pop_event( |
| adv_succ.format(advertise_callback), bt_default_timeout) |
| adv_ad.log.info("Advertisement {} started.".format(i + 1)) |
| except Empty as error: |
| adv_ad.log.error("Advertisement {} failed to start.".format(i + 1)) |
| raise BtTestUtilsError( |
| "Test failed with Empty error: {}".format(error)) |
| return advertise_callback_list |
| |
| |
| def teardown_n_advertisements(adv_ad, num_advertisements, |
| advertise_callback_list): |
| """Stop input number of advertisements on input Android device. |
| |
| Args: |
| adv_ad: The Android device to stop LE advertisements on. |
| num_advertisements: The number of advertisements to stop. |
| advertise_callback_list: The list of advertisement callbacks to stop. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| for n in range(num_advertisements): |
| adv_ad.droid.bleStopBleAdvertising(advertise_callback_list[n]) |
| return True |
| |
| |
| def generate_ble_scan_objects(droid): |
| """Generate generic LE scan objects. |
| |
| Args: |
| droid: The droid object to generate LE scan objects from. |
| |
| Returns: |
| filter_list: The generated scan filter list id. |
| scan_settings: The generated scan settings id. |
| scan_callback: The generated scan callback id. |
| """ |
| filter_list = droid.bleGenFilterList() |
| scan_settings = droid.bleBuildScanSetting() |
| scan_callback = droid.bleGenScanCallback() |
| return filter_list, scan_settings, scan_callback |
| |
| |
| def generate_ble_advertise_objects(droid): |
| """Generate generic LE advertise objects. |
| |
| Args: |
| droid: The droid object to generate advertise LE objects from. |
| |
| Returns: |
| advertise_callback: The generated advertise callback id. |
| advertise_data: The generated advertise data id. |
| advertise_settings: The generated advertise settings id. |
| """ |
| advertise_callback = droid.bleGenBleAdvertiseCallback() |
| advertise_data = droid.bleBuildAdvertiseData() |
| advertise_settings = droid.bleBuildAdvertiseSettings() |
| return advertise_callback, advertise_data, advertise_settings |
| |
| |
| def setup_multiple_devices_for_bt_test(android_devices): |
| """A common setup routine for Bluetooth on input Android device list. |
| |
| Things this function sets up: |
| 1. Resets Bluetooth |
| 2. Set Bluetooth local name to random string of size 4 |
| 3. Disable BLE background scanning. |
| 4. Enable Bluetooth snoop logging. |
| |
| Args: |
| android_devices: Android device list to setup Bluetooth on. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| log.info("Setting up Android Devices") |
| # TODO: Temp fix for an selinux error. |
| for ad in android_devices: |
| ad.adb.shell("setenforce 0") |
| threads = [] |
| try: |
| for a in android_devices: |
| thread = threading.Thread(target=reset_bluetooth, args=([[a]])) |
| threads.append(thread) |
| thread.start() |
| for t in threads: |
| t.join() |
| |
| for a in android_devices: |
| d = a.droid |
| # TODO: Create specific RPC command to instantiate |
| # BluetoothConnectionFacade. This is just a workaround. |
| d.bluetoothStartConnectionStateChangeMonitor("") |
| setup_result = d.bluetoothSetLocalName(generate_id_by_size(4)) |
| if not setup_result: |
| a.log.error("Failed to set device name.") |
| return setup_result |
| d.bluetoothDisableBLE() |
| bonded_devices = d.bluetoothGetBondedDevices() |
| for b in bonded_devices: |
| a.log.info("Removing bond for device {}".format(b['address'])) |
| d.bluetoothUnbond(b['address']) |
| for a in android_devices: |
| a.adb.shell("setprop persist.bluetooth.btsnoopenable true") |
| getprop_result = bool( |
| a.adb.shell("getprop persist.bluetooth.btsnoopenable")) |
| if not getprop_result: |
| a.log.warning("Failed to enable Bluetooth Hci Snoop Logging.") |
| except Exception as err: |
| log.error("Something went wrong in multi device setup: {}".format(err)) |
| return False |
| return setup_result |
| |
| |
| def bluetooth_enabled_check(ad): |
| """Checks if the Bluetooth state is enabled, if not it will attempt to |
| enable it. |
| |
| Args: |
| ad: The Android device list to enable Bluetooth on. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| if not ad.droid.bluetoothCheckState(): |
| ad.droid.bluetoothToggleState(True) |
| expected_bluetooth_on_event_name = bluetooth_on |
| try: |
| ad.ed.pop_event(expected_bluetooth_on_event_name, |
| bt_default_timeout) |
| except Empty: |
| ad.log.info( |
| "Failed to toggle Bluetooth on(no broadcast received).") |
| # Try one more time to poke at the actual state. |
| if ad.droid.bluetoothCheckState(): |
| ad.log.info(".. actual state is ON") |
| return True |
| ad.log.error(".. actual state is OFF") |
| return False |
| return True |
| |
| |
| def reset_bluetooth(android_devices): |
| """Resets Bluetooth state of input Android device list. |
| |
| Args: |
| android_devices: The Android device list to reset Bluetooth state on. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| for a in android_devices: |
| droid, ed = a.droid, a.ed |
| a.log.info("Reset state of bluetooth on device.") |
| if droid.bluetoothCheckState() is True: |
| droid.bluetoothToggleState(False) |
| expected_bluetooth_off_event_name = bluetooth_off |
| try: |
| ed.pop_event(expected_bluetooth_off_event_name, |
| bt_default_timeout) |
| except Exception: |
| a.log.error("Failed to toggle Bluetooth off.") |
| return False |
| # temp sleep for b/17723234 |
| time.sleep(3) |
| if not bluetooth_enabled_check(a): |
| return False |
| return True |
| |
| |
| def determine_max_advertisements(android_device): |
| """Determines programatically how many advertisements the Android device |
| supports. |
| |
| Args: |
| android_device: The Android device to determine max advertisements of. |
| |
| Returns: |
| The maximum advertisement count. |
| """ |
| android_device.log.info( |
| "Determining number of maximum concurrent advertisements...") |
| advertisement_count = 0 |
| bt_enabled = False |
| expected_bluetooth_on_event_name = bluetooth_on |
| if not android_device.droid.bluetoothCheckState(): |
| android_device.droid.bluetoothToggleState(True) |
| try: |
| android_device.ed.pop_event(expected_bluetooth_on_event_name, |
| bt_default_timeout) |
| except Exception: |
| android_device.log.info( |
| "Failed to toggle Bluetooth on(no broadcast received).") |
| # Try one more time to poke at the actual state. |
| if android_device.droid.bluetoothCheckState() is True: |
| android_device.log.info(".. actual state is ON") |
| else: |
| android_device.log.error( |
| "Failed to turn Bluetooth on. Setting default advertisements to 1" |
| ) |
| advertisement_count = -1 |
| return advertisement_count |
| advertise_callback_list = [] |
| advertise_data = android_device.droid.bleBuildAdvertiseData() |
| advertise_settings = android_device.droid.bleBuildAdvertiseSettings() |
| while (True): |
| advertise_callback = android_device.droid.bleGenBleAdvertiseCallback() |
| advertise_callback_list.append(advertise_callback) |
| |
| android_device.droid.bleStartBleAdvertising( |
| advertise_callback, advertise_data, advertise_settings) |
| |
| regex = "(" + adv_succ.format( |
| advertise_callback) + "|" + adv_fail.format( |
| advertise_callback) + ")" |
| # wait for either success or failure event |
| evt = android_device.ed.pop_events(regex, bt_default_timeout, |
| small_timeout) |
| if evt[0]["name"] == adv_succ.format(advertise_callback): |
| advertisement_count += 1 |
| android_device.log.info( |
| "Advertisement {} started.".format(advertisement_count)) |
| else: |
| error = evt[0]["data"]["Error"] |
| if error == "ADVERTISE_FAILED_TOO_MANY_ADVERTISERS": |
| android_device.log.info( |
| "Advertisement failed to start. Reached max " + |
| "advertisements at {}".format(advertisement_count)) |
| break |
| else: |
| raise BtTestUtilsError( |
| "Expected ADVERTISE_FAILED_TOO_MANY_ADVERTISERS," + |
| " but received bad error code {}".format(error)) |
| try: |
| for adv in advertise_callback_list: |
| android_device.droid.bleStopBleAdvertising(adv) |
| except Exception: |
| android_device.log.error( |
| "Failed to stop advertisingment, resetting Bluetooth.") |
| reset_bluetooth([android_device]) |
| return advertisement_count |
| |
| |
| def get_advanced_droid_list(android_devices): |
| """Add max_advertisement and batch_scan_supported attributes to input |
| Android devices |
| |
| This will programatically determine maximum LE advertisements of each |
| input Android device. |
| |
| Args: |
| android_devices: The Android devices to setup. |
| |
| Returns: |
| List of Android devices with new attribtues. |
| """ |
| droid_list = [] |
| for a in android_devices: |
| d, e = a.droid, a.ed |
| model = d.getBuildModel() |
| max_advertisements = 1 |
| batch_scan_supported = True |
| if model in advertisements_to_devices.keys(): |
| max_advertisements = advertisements_to_devices[model] |
| else: |
| max_advertisements = determine_max_advertisements(a) |
| max_tries = 3 |
| # Retry to calculate max advertisements |
| while max_advertisements == -1 and max_tries > 0: |
| a.log.info( |
| "Attempts left to determine max advertisements: {}".format( |
| max_tries)) |
| max_advertisements = determine_max_advertisements(a) |
| max_tries -= 1 |
| advertisements_to_devices[model] = max_advertisements |
| if model in batch_scan_not_supported_list: |
| batch_scan_supported = False |
| role = { |
| 'droid': d, |
| 'ed': e, |
| 'max_advertisements': max_advertisements, |
| 'batch_scan_supported': batch_scan_supported |
| } |
| droid_list.append(role) |
| return droid_list |
| |
| |
| def generate_id_by_size( |
| size, |
| chars=( |
| string.ascii_lowercase + string.ascii_uppercase + string.digits)): |
| """Generate random ascii characters of input size and input char types |
| |
| Args: |
| size: Input size of string. |
| chars: (Optional) Chars to use in generating a random string. |
| |
| Returns: |
| String of random input chars at the input size. |
| """ |
| return ''.join(random.choice(chars) for _ in range(size)) |
| |
| |
| def cleanup_scanners_and_advertisers(scn_android_device, scn_callback_list, |
| adv_android_device, adv_callback_list): |
| """Try to gracefully stop all scanning and advertising instances. |
| |
| Args: |
| scn_android_device: The Android device that is actively scanning. |
| scn_callback_list: The scan callback id list that needs to be stopped. |
| adv_android_device: The Android device that is actively advertising. |
| adv_callback_list: The advertise callback id list that needs to be |
| stopped. |
| """ |
| scan_droid, scan_ed = scn_android_device.droid, scn_android_device.ed |
| adv_droid = adv_android_device.droid |
| try: |
| for scan_callback in scn_callback_list: |
| scan_droid.bleStopBleScan(scan_callback) |
| except Exception as err: |
| scn_android_device.log.debug( |
| "Failed to stop LE scan... reseting Bluetooth. Error {}".format( |
| err)) |
| reset_bluetooth([scn_android_device]) |
| try: |
| for adv_callback in adv_callback_list: |
| adv_droid.bleStopBleAdvertising(adv_callback) |
| except Exception as err: |
| adv_android_device.log.debug( |
| "Failed to stop LE advertisement... reseting Bluetooth. Error {}". |
| format(err)) |
| reset_bluetooth([adv_android_device]) |
| |
| |
| def get_mac_address_of_generic_advertisement(scan_ad, adv_ad): |
| """Start generic advertisement and get it's mac address by LE scanning. |
| |
| Args: |
| scan_ad: The Android device to use as the scanner. |
| adv_ad: The Android device to use as the advertiser. |
| |
| Returns: |
| mac_address: The mac address of the advertisement. |
| advertise_callback: The advertise callback id of the active |
| advertisement. |
| """ |
| adv_ad.droid.bleSetAdvertiseDataIncludeDeviceName(True) |
| adv_ad.droid.bleSetAdvertiseSettingsAdvertiseMode( |
| ble_advertise_settings_modes['low_latency']) |
| adv_ad.droid.bleSetAdvertiseSettingsIsConnectable(True) |
| adv_ad.droid.bleSetAdvertiseSettingsTxPowerLevel( |
| ble_advertise_settings_tx_powers['high']) |
| advertise_callback, advertise_data, advertise_settings = ( |
| generate_ble_advertise_objects(adv_ad.droid)) |
| adv_ad.droid.bleStartBleAdvertising(advertise_callback, advertise_data, |
| advertise_settings) |
| try: |
| adv_ad.ed.pop_event( |
| adv_succ.format(advertise_callback), bt_default_timeout) |
| except Empty as err: |
| raise BtTestUtilsError( |
| "Advertiser did not start successfully {}".format(err)) |
| filter_list = scan_ad.droid.bleGenFilterList() |
| scan_settings = scan_ad.droid.bleBuildScanSetting() |
| scan_callback = scan_ad.droid.bleGenScanCallback() |
| scan_ad.droid.bleSetScanFilterDeviceName( |
| adv_ad.droid.bluetoothGetLocalName()) |
| scan_ad.droid.bleBuildScanFilter(filter_list) |
| scan_ad.droid.bleStartBleScan(filter_list, scan_settings, scan_callback) |
| try: |
| event = scan_ad.ed.pop_event( |
| "BleScan{}onScanResults".format(scan_callback), bt_default_timeout) |
| except Empty as err: |
| raise BtTestUtilsError( |
| "Scanner did not find advertisement {}".format(err)) |
| mac_address = event['data']['Result']['deviceInfo']['address'] |
| scan_ad.droid.bleStopBleScan(scan_callback) |
| return mac_address, advertise_callback |
| |
| |
| def enable_bluetooth(droid, ed): |
| if droid.bluetoothCheckState() is True: |
| return True |
| |
| droid.bluetoothToggleState(True) |
| expected_bluetooth_on_event_name = bluetooth_on |
| try: |
| ed.pop_event(expected_bluetooth_on_event_name, bt_default_timeout) |
| except Exception: |
| log.info("Failed to toggle Bluetooth on (no broadcast received)") |
| if droid.bluetoothCheckState() is True: |
| log.info(".. actual state is ON") |
| return True |
| log.info(".. actual state is OFF") |
| return False |
| |
| return True |
| |
| |
| def disable_bluetooth(droid): |
| """Disable Bluetooth on input Droid object. |
| |
| Args: |
| droid: The droid object to disable Bluetooth on. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| if droid.bluetoothCheckState() is True: |
| droid.bluetoothToggleState(False) |
| if droid.bluetoothCheckState() is True: |
| log.error("Failed to toggle Bluetooth off.") |
| return False |
| return True |
| |
| |
| def set_bt_scan_mode(ad, scan_mode_value): |
| """Set Android device's Bluetooth scan mode. |
| |
| Args: |
| ad: The Android device to set the scan mode on. |
| scan_mode_value: The value to set the scan mode to. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| droid, ed = ad.droid, ad.ed |
| if scan_mode_value == bt_scan_mode_types['state_off']: |
| disable_bluetooth(droid) |
| scan_mode = droid.bluetoothGetScanMode() |
| reset_bluetooth([ad]) |
| if scan_mode != scan_mode_value: |
| return False |
| elif scan_mode_value == bt_scan_mode_types['none']: |
| droid.bluetoothMakeUndiscoverable() |
| scan_mode = droid.bluetoothGetScanMode() |
| if scan_mode != scan_mode_value: |
| return False |
| elif scan_mode_value == bt_scan_mode_types['connectable']: |
| droid.bluetoothMakeUndiscoverable() |
| droid.bluetoothMakeConnectable() |
| scan_mode = droid.bluetoothGetScanMode() |
| if scan_mode != scan_mode_value: |
| return False |
| elif (scan_mode_value == bt_scan_mode_types['connectable_discoverable']): |
| droid.bluetoothMakeDiscoverable() |
| scan_mode = droid.bluetoothGetScanMode() |
| if scan_mode != scan_mode_value: |
| return False |
| else: |
| # invalid scan mode |
| return False |
| return True |
| |
| |
| def set_device_name(droid, name): |
| """Set and check Bluetooth local name on input droid object. |
| |
| Args: |
| droid: Droid object to set local name on. |
| name: the Bluetooth local name to set. |
| |
| Returns: |
| True if successful, false if unsuccessful. |
| """ |
| droid.bluetoothSetLocalName(name) |
| time.sleep(2) |
| droid_name = droid.bluetoothGetLocalName() |
| if droid_name != name: |
| return False |
| return True |
| |
| |
| def check_device_supported_profiles(droid): |
| """Checks for Android device supported profiles. |
| |
| Args: |
| droid: The droid object to query. |
| |
| Returns: |
| A dictionary of supported profiles. |
| """ |
| profile_dict = {} |
| profile_dict['hid'] = droid.bluetoothHidIsReady() |
| profile_dict['hsp'] = droid.bluetoothHspIsReady() |
| profile_dict['a2dp'] = droid.bluetoothA2dpIsReady() |
| profile_dict['avrcp'] = droid.bluetoothAvrcpIsReady() |
| profile_dict['a2dp_sink'] = droid.bluetoothA2dpSinkIsReady() |
| profile_dict['hfp_client'] = droid.bluetoothHfpClientIsReady() |
| profile_dict['pbap_client'] = droid.bluetoothPbapClientIsReady() |
| return profile_dict |
| |
| |
| def log_energy_info(android_devices, state): |
| """Logs energy info of input Android devices. |
| |
| Args: |
| android_devices: input Android device list to log energy info from. |
| state: the input state to log. Usually 'Start' or 'Stop' for logging. |
| |
| Returns: |
| A logging string of the Bluetooth energy info reported. |
| """ |
| return_string = "{} Energy info collection:\n".format(state) |
| # Bug: b/31966929 |
| return return_string |
| |
| |
| def set_profile_priority(host_ad, client_ad, profiles, priority): |
| """Sets the priority of said profile(s) on host_ad for client_ad""" |
| for profile in profiles: |
| host_ad.log.info("Profile {} on {} for {} set to priority {}".format( |
| profile, host_ad.droid.bluetoothGetLocalName(), |
| client_ad.droid.bluetoothGetLocalAddress(), priority.value)) |
| if bt_profile_constants['a2dp_sink'] == profile: |
| host_ad.droid.bluetoothA2dpSinkSetPriority( |
| client_ad.droid.bluetoothGetLocalAddress(), priority.value) |
| elif bt_profile_constants['headset_client'] == profile: |
| host_ad.droid.bluetoothHfpClientSetPriority( |
| client_ad.droid.bluetoothGetLocalAddress(), priority.value) |
| elif bt_profile_constants['pbap_client'] == profile: |
| host_ad.droid.bluetoothPbapClientSetPriority( |
| client_ad.droid.bluetoothGetLocalAddress(), priority.value) |
| else: |
| host_ad.log.error( |
| "Profile {} not yet supported for priority settings".format( |
| profile)) |
| |
| |
| def pair_pri_to_sec(pri_ad, sec_ad, attempts=2, auto_confirm=True): |
| """Pairs pri droid to secondary droid. |
| |
| Args: |
| pri_ad: Android device initiating connection |
| sec_ad: Android device accepting connection |
| attempts: Number of attempts to try until failure. |
| auto_confirm: Auto confirm passkey match for both devices |
| |
| Returns: |
| Pass if True |
| Fail if False |
| """ |
| pri_ad.droid.bluetoothStartConnectionStateChangeMonitor( |
| sec_ad.droid.bluetoothGetLocalAddress()) |
| curr_attempts = 0 |
| while curr_attempts < attempts: |
| if _pair_pri_to_sec(pri_ad, sec_ad, auto_confirm): |
| return True |
| # Wait 2 seconds before unbound |
| time.sleep(2) |
| if not clear_bonded_devices(pri_ad): |
| log.error("Failed to clear bond for primary device at attempt {}" |
| .format(str(curr_attempts))) |
| return False |
| if not clear_bonded_devices(sec_ad): |
| log.error("Failed to clear bond for secondary device at attempt {}" |
| .format(str(curr_attempts))) |
| return False |
| # Wait 2 seconds after unbound |
| time.sleep(2) |
| curr_attempts += 1 |
| log.error("pair_pri_to_sec failed to connect after {} attempts".format( |
| str(attempts))) |
| return False |
| |
| |
| def _wait_for_passkey_match(pri_ad, sec_ad): |
| pri_pin, sec_pin = -1, 1 |
| pri_variant, sec_variant = -1, 1 |
| pri_pairing_req, sec_pairing_req = None, None |
| try: |
| pri_pairing_req = pri_ad.ed.pop_event( |
| event_name="BluetoothActionPairingRequest", |
| timeout=bt_default_timeout) |
| pri_variant = pri_pairing_req["data"]["PairingVariant"] |
| pri_pin = pri_pairing_req["data"]["Pin"] |
| pri_ad.log.info("Primary device received Pin: {}, Variant: {}".format( |
| pri_pin, pri_variant)) |
| sec_pairing_req = sec_ad.ed.pop_event( |
| event_name="BluetoothActionPairingRequest", |
| timeout=bt_default_timeout) |
| sec_variant = sec_pairing_req["data"]["PairingVariant"] |
| sec_pin = sec_pairing_req["data"]["Pin"] |
| sec_ad.log.info("Secondary device received Pin: {}, Variant: {}" |
| .format(sec_pin, sec_variant)) |
| except Empty as err: |
| log.error("Wait for pin error: {}".format(err)) |
| log.error("Pairing request state, Primary: {}, Secondary: {}".format( |
| pri_pairing_req, sec_pairing_req)) |
| return False |
| if pri_variant == sec_variant == pairing_variant_passkey_confirmation: |
| confirmation = pri_pin == sec_pin |
| if confirmation: |
| log.info("Pairing code matched, accepting connection") |
| else: |
| log.info("Pairing code mismatched, rejecting connection") |
| pri_ad.droid.eventPost("BluetoothActionPairingRequestUserConfirm", |
| str(confirmation)) |
| sec_ad.droid.eventPost("BluetoothActionPairingRequestUserConfirm", |
| str(confirmation)) |
| if not confirmation: |
| return False |
| elif pri_variant != sec_variant: |
| log.error("Pairing variant mismatched, abort connection") |
| return False |
| return True |
| |
| |
| def _pair_pri_to_sec(pri_ad, sec_ad, auto_confirm): |
| # Enable discovery on sec_ad so that pri_ad can find it. |
| # The timeout here is based on how much time it would take for two devices |
| # to pair with each other once pri_ad starts seeing devices. |
| pri_droid = pri_ad.droid |
| sec_droid = sec_ad.droid |
| pri_ad.ed.clear_all_events() |
| sec_ad.ed.clear_all_events() |
| log.info("Bonding device {} to {}".format( |
| pri_droid.bluetoothGetLocalAddress(), |
| sec_droid.bluetoothGetLocalAddress())) |
| sec_droid.bluetoothMakeDiscoverable(bt_default_timeout) |
| target_address = sec_droid.bluetoothGetLocalAddress() |
| log.debug("Starting paring helper on each device") |
| pri_droid.bluetoothStartPairingHelper(auto_confirm) |
| sec_droid.bluetoothStartPairingHelper(auto_confirm) |
| pri_ad.log.info("Primary device starting discovery and executing bond") |
| result = pri_droid.bluetoothDiscoverAndBond(target_address) |
| if not auto_confirm: |
| if not _wait_for_passkey_match(pri_ad, sec_ad): |
| return False |
| # Loop until we have bonded successfully or timeout. |
| end_time = time.time() + bt_default_timeout |
| pri_ad.log.info("Verifying devices are bonded") |
| while time.time() < end_time: |
| bonded_devices = pri_droid.bluetoothGetBondedDevices() |
| bonded = False |
| for d in bonded_devices: |
| if d['address'] == target_address: |
| pri_ad.log.info("Successfully bonded to device") |
| return True |
| time.sleep(0.1) |
| # Timed out trying to bond. |
| pri_ad.log.info("Failed to bond devices.") |
| return False |
| |
| |
| def connect_pri_to_sec(pri_ad, sec_ad, profiles_set, attempts=2): |
| """Connects pri droid to secondary droid. |
| |
| Args: |
| pri_ad: AndroidDroid initiating connection |
| sec_ad: AndroidDroid accepting connection |
| profiles_set: Set of profiles to be connected |
| attempts: Number of attempts to try until failure. |
| |
| Returns: |
| Pass if True |
| Fail if False |
| """ |
| device_addr = sec_ad.droid.bluetoothGetLocalAddress() |
| # Allows extra time for the SDP records to be updated. |
| time.sleep(2) |
| curr_attempts = 0 |
| while curr_attempts < attempts: |
| log.info("connect_pri_to_sec curr attempt {} total {}".format( |
| curr_attempts, attempts)) |
| if _connect_pri_to_sec(pri_ad, sec_ad, profiles_set): |
| return True |
| curr_attempts += 1 |
| log.error("connect_pri_to_sec failed to connect after {} attempts".format( |
| attempts)) |
| return False |
| |
| |
| def _connect_pri_to_sec(pri_ad, sec_ad, profiles_set): |
| """Connects pri droid to secondary droid. |
| |
| Args: |
| pri_ad: AndroidDroid initiating connection. |
| sec_ad: AndroidDroid accepting connection. |
| profiles_set: Set of profiles to be connected. |
| |
| Returns: |
| True of connection is successful, false if unsuccessful. |
| """ |
| # Check if we support all profiles. |
| supported_profiles = bt_profile_constants.values() |
| for profile in profiles_set: |
| if profile not in supported_profiles: |
| pri_ad.log.info("Profile {} is not supported list {}".format( |
| profile, supported_profiles)) |
| return False |
| |
| # First check that devices are bonded. |
| paired = False |
| for paired_device in pri_ad.droid.bluetoothGetBondedDevices(): |
| if paired_device['address'] == \ |
| sec_ad.droid.bluetoothGetLocalAddress(): |
| paired = True |
| break |
| |
| if not paired: |
| pri_ad.log.error("Not paired to {}".format(sec_ad.serial)) |
| return False |
| |
| # Now try to connect them, the following call will try to initiate all |
| # connections. |
| pri_ad.droid.bluetoothConnectBonded( |
| sec_ad.droid.bluetoothGetLocalAddress()) |
| |
| end_time = time.time() + 10 |
| profile_connected = set() |
| sec_addr = sec_ad.droid.bluetoothGetLocalAddress() |
| pri_ad.log.info("Profiles to be connected {}".format(profiles_set)) |
| # First use APIs to check profile connection state |
| while (time.time() < end_time |
| and not profile_connected.issuperset(profiles_set)): |
| if (bt_profile_constants['headset_client'] not in profile_connected |
| and bt_profile_constants['headset_client'] in profiles_set): |
| if is_hfp_client_device_connected(pri_ad, sec_addr): |
| profile_connected.add(bt_profile_constants['headset_client']) |
| if (bt_profile_constants['a2dp'] not in profile_connected |
| and bt_profile_constants['a2dp'] in profiles_set): |
| if is_a2dp_src_device_connected(pri_ad, sec_addr): |
| profile_connected.add(bt_profile_constants['a2dp']) |
| if (bt_profile_constants['a2dp_sink'] not in profile_connected |
| and bt_profile_constants['a2dp_sink'] in profiles_set): |
| if is_a2dp_snk_device_connected(pri_ad, sec_addr): |
| profile_connected.add(bt_profile_constants['a2dp_sink']) |
| if (bt_profile_constants['map_mce'] not in profile_connected |
| and bt_profile_constants['map_mce'] in profiles_set): |
| if is_map_mce_device_connected(pri_ad, sec_addr): |
| profile_connected.add(bt_profile_constants['map_mce']) |
| if (bt_profile_constants['map'] not in profile_connected |
| and bt_profile_constants['map'] in profiles_set): |
| if is_map_mse_device_connected(pri_ad, sec_addr): |
| profile_connected.add(bt_profile_constants['map']) |
| time.sleep(0.1) |
| # If APIs fail, try to find the connection broadcast receiver. |
| while not profile_connected.issuperset(profiles_set): |
| try: |
| profile_event = pri_ad.ed.pop_event( |
| bluetooth_profile_connection_state_changed, |
| bt_default_timeout + 10) |
| pri_ad.log.info("Got event {}".format(profile_event)) |
| except Exception: |
| pri_ad.log.error("Did not get {} profiles left {}".format( |
| bluetooth_profile_connection_state_changed, profile_connected)) |
| return False |
| |
| profile = profile_event['data']['profile'] |
| state = profile_event['data']['state'] |
| device_addr = profile_event['data']['addr'] |
| |
| if state == bt_profile_states['connected'] and \ |
| device_addr == sec_ad.droid.bluetoothGetLocalAddress(): |
| profile_connected.add(profile) |
| pri_ad.log.info( |
| "Profiles connected until now {}".format(profile_connected)) |
| # Failure happens inside the while loop. If we came here then we already |
| # connected. |
| return True |
| |
| |
| def disconnect_pri_from_sec(pri_ad, sec_ad, profiles_list): |
| """ |
| Disconnect primary from secondary on a specific set of profiles |
| Args: |
| pri_ad - Primary android_device initiating disconnection |
| sec_ad - Secondary android droid (sl4a interface to keep the |
| method signature the same connect_pri_to_sec above) |
| profiles_list - List of profiles we want to disconnect from |
| |
| Returns: |
| True on Success |
| False on Failure |
| """ |
| # Sanity check to see if all the profiles in the given set is supported |
| supported_profiles = bt_profile_constants.values() |
| for profile in profiles_list: |
| if profile not in supported_profiles: |
| pri_ad.log.info("Profile {} is not in supported list {}".format( |
| profile, supported_profiles)) |
| return False |
| |
| pri_ad.log.info(pri_ad.droid.bluetoothGetBondedDevices()) |
| # Disconnecting on a already disconnected profile is a nop, |
| # so not checking for the connection state |
| try: |
| pri_ad.droid.bluetoothDisconnectConnectedProfile( |
| sec_ad.droid.bluetoothGetLocalAddress(), profiles_list) |
| except Exception as err: |
| pri_ad.log.error( |
| "Exception while trying to disconnect profile(s) {}: {}".format( |
| profiles_list, err)) |
| return False |
| |
| profile_disconnected = set() |
| pri_ad.log.info("Disconnecting from profiles: {}".format(profiles_list)) |
| |
| while not profile_disconnected.issuperset(profiles_list): |
| try: |
| profile_event = pri_ad.ed.pop_event( |
| bluetooth_profile_connection_state_changed, bt_default_timeout) |
| pri_ad.log.info("Got event {}".format(profile_event)) |
| except Exception as e: |
| pri_ad.log.error("Did not disconnect from Profiles. Reason {}".format(e)) |
| return False |
| |
| profile = profile_event['data']['profile'] |
| state = profile_event['data']['state'] |
| device_addr = profile_event['data']['addr'] |
| |
| if state == bt_profile_states['disconnected'] and \ |
| device_addr == sec_ad.droid.bluetoothGetLocalAddress(): |
| profile_disconnected.add(profile) |
| pri_ad.log.info( |
| "Profiles disconnected so far {}".format(profile_disconnected)) |
| |
| return True |
| |
| |
| def take_btsnoop_logs(android_devices, testcase, testname): |
| """Pull btsnoop logs from an input list of android devices. |
| |
| Args: |
| android_devices: the list of Android devices to pull btsnoop logs from. |
| testcase: Name of the test calss that triggered this snoop log. |
| testname: Name of the test case that triggered this bug report. |
| """ |
| for a in android_devices: |
| take_btsnoop_log(a, testcase, testname) |
| |
| |
| def take_btsnoop_log(ad, testcase, testname): |
| """Grabs the btsnoop_hci log on a device and stores it in the log directory |
| of the test class. |
| |
| If you want grab the btsnoop_hci log, call this function with android_device |
| objects in on_fail. Bug report takes a relative long time to take, so use |
| this cautiously. |
| |
| Args: |
| ad: The android_device instance to take bugreport on. |
| testcase: Name of the test calss that triggered this snoop log. |
| testname: Name of the test case that triggered this bug report. |
| """ |
| testname = "".join(x for x in testname if x.isalnum()) |
| serial = ad.serial |
| device_model = ad.droid.getBuildModel() |
| device_model = device_model.replace(" ", "") |
| out_name = ','.join((testname, device_model, serial)) |
| snoop_path = ad.log_path + "/BluetoothSnoopLogs" |
| utils.create_dir(snoop_path) |
| cmd = ''.join(("adb -s ", serial, " pull ", btsnoop_log_path_on_device, |
| " ", snoop_path + '/' + out_name, ".btsnoop_hci.log")) |
| exe_cmd(cmd) |
| try: |
| cmd = ''.join( |
| ("adb -s ", serial, " pull ", btsnoop_last_log_path_on_device, " ", |
| snoop_path + '/' + out_name, ".btsnoop_hci.log.last")) |
| exe_cmd(cmd) |
| except Exception as err: |
| testcase.log.info( |
| "File does not exist {}".format(btsnoop_last_log_path_on_device)) |
| |
| |
| def kill_bluetooth_process(ad): |
| """Kill Bluetooth process on Android device. |
| |
| Args: |
| ad: Android device to kill BT process on. |
| """ |
| ad.log.info("Killing Bluetooth process.") |
| pid = ad.adb.shell( |
| "ps | grep com.android.bluetooth | awk '{print $2}'").decode('ascii') |
| call(["adb -s " + ad.serial + " shell kill " + pid], shell=True) |
| |
| |
| def orchestrate_rfcomm_connection(client_ad, |
| server_ad, |
| accept_timeout_ms=default_rfcomm_timeout_ms, |
| uuid=None): |
| """Sets up the RFCOMM connection between two Android devices. |
| |
| Args: |
| client_ad: the Android device performing the connection. |
| server_ad: the Android device accepting the connection. |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| result = orchestrate_bluetooth_socket_connection( |
| client_ad, server_ad, accept_timeout_ms, |
| (bt_rfcomm_uuids['default_uuid'] if uuid is None else uuid)) |
| |
| return result |
| |
| |
| def orchestrate_bluetooth_socket_connection( |
| client_ad, |
| server_ad, |
| accept_timeout_ms=default_bluetooth_socket_timeout_ms, |
| uuid=None): |
| """Sets up the Bluetooth Socket connection between two Android devices. |
| |
| Args: |
| client_ad: the Android device performing the connection. |
| server_ad: the Android device accepting the connection. |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| server_ad.droid.bluetoothStartPairingHelper() |
| client_ad.droid.bluetoothStartPairingHelper() |
| |
| server_ad.droid.bluetoothSocketConnBeginAcceptThreadUuid( |
| (bluetooth_socket_conn_test_uuid |
| if uuid is None else uuid), accept_timeout_ms) |
| client_ad.droid.bluetoothSocketConnBeginConnectThreadUuid( |
| server_ad.droid.bluetoothGetLocalAddress(), |
| (bluetooth_socket_conn_test_uuid if uuid is None else uuid)) |
| |
| end_time = time.time() + bt_default_timeout |
| result = False |
| test_result = True |
| while time.time() < end_time: |
| if len(client_ad.droid.bluetoothSocketConnActiveConnections()) > 0: |
| test_result = True |
| client_ad.log.info("Bluetooth socket Client Connection Active") |
| break |
| else: |
| test_result = False |
| time.sleep(1) |
| if not test_result: |
| client_ad.log.error( |
| "Failed to establish a Bluetooth socket connection") |
| return False |
| return True |
| |
| |
| def write_read_verify_data(client_ad, server_ad, msg, binary=False): |
| """Verify that the client wrote data to the server Android device correctly. |
| |
| Args: |
| client_ad: the Android device to perform the write. |
| server_ad: the Android device to read the data written. |
| msg: the message to write. |
| binary: if the msg arg is binary or not. |
| |
| Returns: |
| True if the data written matches the data read, false if not. |
| """ |
| client_ad.log.info("Write message.") |
| try: |
| if binary: |
| client_ad.droid.bluetoothSocketConnWriteBinary(msg) |
| else: |
| client_ad.droid.bluetoothSocketConnWrite(msg) |
| except Exception as err: |
| client_ad.log.error("Failed to write data: {}".format(err)) |
| return False |
| server_ad.log.info("Read message.") |
| try: |
| if binary: |
| read_msg = server_ad.droid.bluetoothSocketConnReadBinary().rstrip( |
| "\r\n") |
| else: |
| read_msg = server_ad.droid.bluetoothSocketConnRead() |
| except Exception as err: |
| server_ad.log.error("Failed to read data: {}".format(err)) |
| return False |
| log.info("Verify message.") |
| if msg != read_msg: |
| log.error("Mismatch! Read: {}, Expected: {}".format(read_msg, msg)) |
| return False |
| return True |
| |
| |
| def clear_bonded_devices(ad): |
| """Clear bonded devices from the input Android device. |
| |
| Args: |
| ad: the Android device performing the connection. |
| Returns: |
| True if clearing bonded devices was successful, false if unsuccessful. |
| """ |
| bonded_device_list = ad.droid.bluetoothGetBondedDevices() |
| for device in bonded_device_list: |
| device_address = device['address'] |
| if not ad.droid.bluetoothUnbond(device_address): |
| log.error("Failed to unbond {}".format(device_address)) |
| return False |
| log.info("Successfully unbonded {}".format(device_address)) |
| return True |
| |
| |
| def verify_server_and_client_connected(client_ad, server_ad, log=True): |
| """Verify that input server and client Android devices are connected. |
| |
| This code is under the assumption that there will only be |
| a single connection. |
| |
| Args: |
| client_ad: the Android device to check number of active connections. |
| server_ad: the Android device to check number of active connections. |
| |
| Returns: |
| True both server and client have at least 1 active connection, |
| false if unsuccessful. |
| """ |
| test_result = True |
| if len(server_ad.droid.bluetoothSocketConnActiveConnections()) == 0: |
| if log: |
| server_ad.log.error("No socket connections found on server.") |
| test_result = False |
| if len(client_ad.droid.bluetoothSocketConnActiveConnections()) == 0: |
| if log: |
| client_ad.log.error("No socket connections found on client.") |
| test_result = False |
| return test_result |
| |
| |
| def orchestrate_and_verify_pan_connection(pan_dut, panu_dut): |
| """Setups up a PAN conenction between two android devices. |
| |
| Args: |
| pan_dut: the Android device providing tethering services |
| panu_dut: the Android device using the internet connection from the |
| pan_dut |
| Returns: |
| True if PAN connection and verification is successful, |
| false if unsuccessful. |
| """ |
| if not toggle_airplane_mode_by_adb(log, panu_dut, True): |
| panu_dut.log.error("Failed to toggle airplane mode on") |
| return False |
| if not toggle_airplane_mode_by_adb(log, panu_dut, False): |
| pan_dut.log.error("Failed to toggle airplane mode off") |
| return False |
| pan_dut.droid.bluetoothStartConnectionStateChangeMonitor("") |
| panu_dut.droid.bluetoothStartConnectionStateChangeMonitor("") |
| if not bluetooth_enabled_check(panu_dut): |
| return False |
| if not bluetooth_enabled_check(pan_dut): |
| return False |
| pan_dut.droid.bluetoothPanSetBluetoothTethering(True) |
| if not (pair_pri_to_sec(pan_dut, panu_dut)): |
| return False |
| if not pan_dut.droid.bluetoothPanIsTetheringOn(): |
| pan_dut.log.error("Failed to enable Bluetooth tethering.") |
| return False |
| # Magic sleep needed to give the stack time in between bonding and |
| # connecting the PAN profile. |
| time.sleep(pan_connect_timeout) |
| panu_dut.droid.bluetoothConnectBonded( |
| pan_dut.droid.bluetoothGetLocalAddress()) |
| if not verify_http_connection(log, panu_dut): |
| panu_dut.log.error("Can't verify http connection on PANU device.") |
| if not verify_http_connection(log, pan_dut): |
| pan_dut.log.info( |
| "Can't verify http connection on PAN service device") |
| return False |
| return True |
| |
| |
| def is_hfp_client_device_connected(ad, addr): |
| """Determines if an AndroidDevice has HFP connectivity to input address |
| |
| Args: |
| ad: the Android device |
| addr: the address that's expected |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| devices = ad.droid.bluetoothHfpClientGetConnectedDevices() |
| ad.log.info("Connected HFP Client devices: {}".format(devices)) |
| if addr in {d['address'] for d in devices}: |
| return True |
| return False |
| |
| |
| def is_a2dp_src_device_connected(ad, addr): |
| """Determines if an AndroidDevice has A2DP connectivity to input address |
| |
| Args: |
| ad: the Android device |
| addr: the address that's expected |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| devices = ad.droid.bluetoothA2dpGetConnectedDevices() |
| ad.log.info("Connected A2DP Source devices: {}".format(devices)) |
| if addr in {d['address'] for d in devices}: |
| return True |
| return False |
| |
| |
| def is_a2dp_snk_device_connected(ad, addr): |
| """Determines if an AndroidDevice has A2DP snk connectivity to input address |
| |
| Args: |
| ad: the Android device |
| addr: the address that's expected |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| devices = ad.droid.bluetoothA2dpSinkGetConnectedDevices() |
| ad.log.info("Connected A2DP Sink devices: {}".format(devices)) |
| if addr in {d['address'] for d in devices}: |
| return True |
| return False |
| |
| |
| def is_map_mce_device_connected(ad, addr): |
| """Determines if an AndroidDevice has MAP MCE connectivity to input address |
| |
| Args: |
| ad: the Android device |
| addr: the address that's expected |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| devices = ad.droid.bluetoothMapClientGetConnectedDevices() |
| ad.log.info("Connected MAP MCE devices: {}".format(devices)) |
| if addr in {d['address'] for d in devices}: |
| return True |
| return False |
| |
| |
| def is_map_mse_device_connected(ad, addr): |
| """Determines if an AndroidDevice has MAP MSE connectivity to input address |
| |
| Args: |
| ad: the Android device |
| addr: the address that's expected |
| Returns: |
| True if connection was successful, false if unsuccessful. |
| """ |
| devices = ad.droid.bluetoothMapGetConnectedDevices() |
| ad.log.info("Connected MAP MSE devices: {}".format(devices)) |
| if addr in {d['address'] for d in devices}: |
| return True |
| return False |
| |
| |
| def hid_keyboard_report(key, modifier="00"): |
| """Get the HID keyboard report for the given key |
| |
| Args: |
| key: the key we want |
| modifier: HID keyboard modifier bytes |
| Returns: |
| The byte array for the HID report. |
| """ |
| return str( |
| bytearray.fromhex(" ".join( |
| [modifier, "00", key, "00", "00", "00", "00", "00"])), "utf-8") |
| |
| |
| def hid_device_send_key_data_report(host_id, device_ad, key, interval=1): |
| """Send a HID report simulating a 1-second keyboard press from host_ad to |
| device_ad |
| |
| Args: |
| host_id: the Bluetooth MAC address or name of the HID host |
| device_ad: HID device |
| key: the key we want to send |
| interval: the interval between key press and key release |
| """ |
| device_ad.droid.bluetoothHidDeviceSendReport(host_id, hid_id_keyboard, |
| hid_keyboard_report(key)) |
| time.sleep(interval) |
| device_ad.droid.bluetoothHidDeviceSendReport(host_id, hid_id_keyboard, |
| hid_keyboard_report("00")) |