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# 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 bumble.logging
from bumble.colors import color
from bumble.controller import Controller
from bumble.device import Device
from bumble.hci import Address
from bumble.link import LocalLink
from bumble.transport import open_transport
# -----------------------------------------------------------------------------
class ScannerListener(Device.Listener):
def on_advertisement(self, advertisement):
address_type_string = ('P', 'R', 'PI', 'RI')[advertisement.address.address_type]
address_color = 'yellow' if advertisement.is_connectable else 'red'
if address_type_string.startswith('P'):
type_color = 'green'
else:
type_color = 'cyan'
print(
f'>>> {color(advertisement.address, address_color)} '
f'[{color(address_type_string, type_color)}]: '
f'RSSI={advertisement.rssi}, {advertisement.data}'
)
# -----------------------------------------------------------------------------
async def main() -> None:
if len(sys.argv) != 2:
print('Usage: run_controller.py <transport-spec>')
print('example: run_controller_with_scanner.py serial:/dev/pts/14,1000000')
return
print('>>> connecting to HCI...')
async with await open_transport(sys.argv[1]) as hci_transport:
print('>>> connected')
# Create a local link
link = LocalLink()
# Create a first controller using the packet source/sink as its host interface
controller1 = Controller(
'C1',
host_source=hci_transport.source,
host_sink=hci_transport.sink,
link=link,
public_address='E0:E1:E2:E3:E4:E5',
)
# Create a second controller using the same link
controller2 = Controller('C2', link=link)
# Create a device with a scanner listener
device = Device.with_hci(
'Bumble', Address('F0:F1:F2:F3:F4:F5'), controller2, controller2
)
device.listener = ScannerListener()
await device.power_on()
await device.start_scanning()
await hci_transport.source.wait_for_termination()
# -----------------------------------------------------------------------------
bumble.logging.setup_basic_logging('DEBUG')
asyncio.run(main())
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