blob: d6842fe46da8c344f7906327f95fc01ba915ac3b [file] [log] [blame]
# Copyright 2021-2022 Google LLC
#
# 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
#
# https://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.
# -----------------------------------------------------------------------------
# Imports
# -----------------------------------------------------------------------------
import asyncio
import sys
import os
import logging
from colors import color
from bumble.device import Device
from bumble.transport import open_transport_or_link
from bumble.core import BT_BR_EDR_TRANSPORT, BT_L2CAP_PROTOCOL_ID
from bumble.sdp import Client as SDP_Client, SDP_PUBLIC_BROWSE_ROOT, SDP_ALL_ATTRIBUTES_RANGE
# -----------------------------------------------------------------------------
async def main():
if len(sys.argv) < 3:
print('Usage: run_classic_connect.py <device-config> <transport-spec> <bluetooth-address>')
print('example: run_classic_connect.py classic1.json usb:04b4:f901 E1:CA:72:48:C4:E8')
return
print('<<< connecting to HCI...')
async with await open_transport_or_link(sys.argv[2]) as (hci_source, hci_sink):
print('<<< connected')
# Create a device
device = Device.from_config_file_with_hci(sys.argv[1], hci_source, hci_sink)
device.classic_enabled = True
await device.power_on()
# Connect to a peer
target_address = sys.argv[3]
print(f'=== Connecting to {target_address}...')
connection = await device.connect(target_address, transport=BT_BR_EDR_TRANSPORT)
print(f'=== Connected to {connection.peer_address}!')
# Connect to the SDP Server
sdp_client = SDP_Client(device)
await sdp_client.connect(connection)
# List all services in the root browse group
service_record_handles = await sdp_client.search_services([SDP_PUBLIC_BROWSE_ROOT])
print(color('\n==================================', 'blue'))
print(color('SERVICES:', 'yellow'), service_record_handles)
# For each service in the root browse group, get all its attributes
for service_record_handle in service_record_handles:
attributes = await sdp_client.get_attributes(service_record_handle, [SDP_ALL_ATTRIBUTES_RANGE])
print(color(f'SERVICE {service_record_handle:04X} attributes:', 'yellow'))
for attribute in attributes:
print(' ', attribute.to_string(color=True))
# Search for services with an L2CAP service attribute
search_result = await sdp_client.search_attributes([BT_L2CAP_PROTOCOL_ID], [SDP_ALL_ATTRIBUTES_RANGE])
print(color('\n==================================', 'blue'))
print(color('SEARCH RESULTS:', 'yellow'))
for attribute_list in search_result:
print(color('SERVICE:', 'green'))
print(' ' + '\n '.join([attribute.to_string(color=True) for attribute in attribute_list]))
await sdp_client.disconnect()
await hci_source.wait_for_termination()
# -----------------------------------------------------------------------------
logging.basicConfig(level = os.environ.get('BUMBLE_LOGLEVEL', 'DEBUG').upper())
asyncio.run(main())