66 lines
2.2 KiB
Python
66 lines
2.2 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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from bumble.device import Device
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from bumble.transport.common import PacketParser
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# -----------------------------------------------------------------------------
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class ScannerListener(Device.Listener):
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def on_advertisement(self, advertisement):
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address_type_string = ('P', 'R', 'PI', 'RI')[advertisement.address.address_type]
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print(
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f'>>> {advertisement.address} [{address_type_string}]: RSSI={advertisement.rssi}, {advertisement.ad_data}'
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)
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class HciSource:
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def __init__(self, host_source):
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self.parser = PacketParser()
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host_source.delegate = self
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def set_packet_sink(self, sink):
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self.parser.set_packet_sink(sink)
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# host source delegation
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def data_received(self, data):
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print('*** DATA from JS:', data)
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buffer = bytes(data.to_py())
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self.parser.feed_data(buffer)
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# class HciSink:
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# def __init__(self, host_sink):
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# self.host_sink = host_sink
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# def on_packet(self, packet):
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# print(f'>>> PACKET from Python: {packet}')
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# self.host_sink.on_packet(packet)
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# -----------------------------------------------------------------------------
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async def main(host_source, host_sink):
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print('### Starting Scanner')
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hci_source = HciSource(host_source)
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hci_sink = host_sink
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device = Device.with_hci('Bumble', 'F0:F1:F2:F3:F4:F5', hci_source, hci_sink)
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device.listener = ScannerListener()
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await device.power_on()
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await device.start_scanning()
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print('### Scanner started')
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