112 lines
4.0 KiB
Python
112 lines
4.0 KiB
Python
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# 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.colors import color
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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.core import BT_BR_EDR_TRANSPORT, BT_L2CAP_PROTOCOL_ID
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from bumble.sdp import (
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Client as SDP_Client,
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SDP_PUBLIC_BROWSE_ROOT,
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SDP_ALL_ATTRIBUTES_RANGE,
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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(
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'Usage: run_classic_connect.py <device-config> <transport-spec> '
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'<bluetooth-addresses..>'
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)
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print('example: run_classic_connect.py classic1.json usb:0 E1:CA:72:48:C4:E8')
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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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await device.power_on()
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async def connect(target_address):
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print(f'=== Connecting to {target_address}...')
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connection = await device.connect(target_address, transport=BT_BR_EDR_TRANSPORT)
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print(f'=== Connected to {connection.peer_address}!')
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# Connect to the SDP Server
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sdp_client = SDP_Client(device)
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await sdp_client.connect(connection)
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# List all services in the root browse group
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service_record_handles = await sdp_client.search_services(
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[SDP_PUBLIC_BROWSE_ROOT]
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)
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print(color('\n==================================', 'blue'))
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print(color('SERVICES:', 'yellow'), service_record_handles)
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# For each service in the root browse group, get all its attributes
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for service_record_handle in service_record_handles:
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attributes = await sdp_client.get_attributes(
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service_record_handle, [SDP_ALL_ATTRIBUTES_RANGE]
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)
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print(color(f'SERVICE {service_record_handle:04X} attributes:', 'yellow'))
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for attribute in attributes:
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print(' ', attribute.to_string(with_colors=True))
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# Search for services with an L2CAP service attribute
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search_result = await sdp_client.search_attributes(
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[BT_L2CAP_PROTOCOL_ID], [SDP_ALL_ATTRIBUTES_RANGE]
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)
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print(color('\n==================================', 'blue'))
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print(color('SEARCH RESULTS:', 'yellow'))
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for attribute_list in search_result:
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print(color('SERVICE:', 'green'))
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print(
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' '
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+ '\n '.join(
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[
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attribute.to_string(with_colors=True)
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for attribute in attribute_list
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]
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)
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)
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await sdp_client.disconnect()
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await hci_source.wait_for_termination()
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# Connect to a peer
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target_addresses = sys.argv[3:]
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await asyncio.wait(
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[
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asyncio.create_task(connect(target_address))
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for target_address in target_addresses
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]
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)
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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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