""" Copyright (c) 2024, The OpenThread Authors. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. """ from bleak import BleakScanner from bleak.backends.device import BLEDevice from bleak.uuids import normalize_uuid_str from bbtc import BBTC_SERVICE_UUID from typing import Optional from ble.ble_advertisement_data import AdvertisedData async def find_first_by_name(name): match_name = lambda dev, adv_data: name == dev.name device = await BleakScanner.find_device_by_filter(match_name) return device async def find_first_by_mac(mac): match_mac = lambda dev, adv_data: mac.upper() == dev.address device = await BleakScanner.find_device_by_filter(match_mac) return device async def scan_tcat_devices(adapter: Optional[str] = None): scanner = BleakScanner() tcat_devices: list[BLEDevice] = [] service_uuids = [normalize_uuid_str(BBTC_SERVICE_UUID)] discovered_devices = await scanner.discover(return_adv=True, service_uuids=service_uuids, adapter=adapter) for _, (device, adv) in discovered_devices.items(): ad = None for uuid, data in adv.service_data.items(): if BBTC_SERVICE_UUID.lower() in uuid: ad = AdvertisedData.from_bytes(data) tcat_devices.append((device, ad)) return tcat_devices