105 lines
3.7 KiB
Python
105 lines
3.7 KiB
Python
# Copyright 2021-2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# -----------------------------------------------------------------------------
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# Imports
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# -----------------------------------------------------------------------------
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import asyncio
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import sys
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import os
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import logging
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from bumble.device import Device
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from bumble.transport import open_transport_or_link
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from bumble.sdp import (
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DataElement,
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ServiceAttribute,
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SDP_PUBLIC_BROWSE_ROOT,
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SDP_BROWSE_GROUP_LIST_ATTRIBUTE_ID,
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SDP_SERVICE_RECORD_HANDLE_ATTRIBUTE_ID,
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SDP_SERVICE_CLASS_ID_LIST_ATTRIBUTE_ID,
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SDP_PROTOCOL_DESCRIPTOR_LIST_ATTRIBUTE_ID,
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SDP_BLUETOOTH_PROFILE_DESCRIPTOR_LIST_ATTRIBUTE_ID
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)
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from bumble.core import (
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BT_AUDIO_SINK_SERVICE,
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BT_L2CAP_PROTOCOL_ID,
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BT_AVDTP_PROTOCOL_ID,
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BT_ADVANCED_AUDIO_DISTRIBUTION_SERVICE
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)
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# -----------------------------------------------------------------------------
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SDP_SERVICE_RECORDS = {
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0x00010001: [
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ServiceAttribute(SDP_SERVICE_RECORD_HANDLE_ATTRIBUTE_ID, DataElement.unsigned_integer_32(0x00010001)),
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ServiceAttribute(SDP_BROWSE_GROUP_LIST_ATTRIBUTE_ID, DataElement.sequence([
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DataElement.uuid(SDP_PUBLIC_BROWSE_ROOT)
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])),
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ServiceAttribute(
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SDP_SERVICE_CLASS_ID_LIST_ATTRIBUTE_ID,
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DataElement.sequence([DataElement.uuid(BT_AUDIO_SINK_SERVICE)])
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),
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ServiceAttribute(
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SDP_PROTOCOL_DESCRIPTOR_LIST_ATTRIBUTE_ID,
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DataElement.sequence([
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DataElement.sequence([
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DataElement.uuid(BT_L2CAP_PROTOCOL_ID),
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DataElement.unsigned_integer_16(25)
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]),
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DataElement.sequence([
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DataElement.uuid(BT_AVDTP_PROTOCOL_ID),
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DataElement.unsigned_integer_16(256)
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])
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])
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),
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ServiceAttribute(
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SDP_BLUETOOTH_PROFILE_DESCRIPTOR_LIST_ATTRIBUTE_ID,
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DataElement.sequence([
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DataElement.sequence([
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DataElement.uuid(BT_ADVANCED_AUDIO_DISTRIBUTION_SERVICE),
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DataElement.unsigned_integer_16(256)
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])
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])
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)
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]
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}
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# -----------------------------------------------------------------------------
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async def main():
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if len(sys.argv) < 3:
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print('Usage: run_classic_discoverable.py <device-config> <transport-spec>')
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print('example: run_classic_discoverable.py classic1.json usb:04b4:f901')
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return
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print('<<< connecting to HCI...')
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async with await open_transport_or_link(sys.argv[2]) as (hci_source, hci_sink):
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print('<<< connected')
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# Create a device
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device = Device.from_config_file_with_hci(sys.argv[1], hci_source, hci_sink)
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device.classic_enabled = True
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device.sdp_service_records = SDP_SERVICE_RECORDS
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await device.power_on()
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# Start being discoverable and connectable
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await device.set_discoverable(True)
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await device.set_connectable(True)
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await hci_source.wait_for_termination()
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# -----------------------------------------------------------------------------
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logging.basicConfig(level = os.environ.get('BUMBLE_LOGLEVEL', 'DEBUG').upper())
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asyncio.run(main())
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