def bind(self, service):
"""Binds the characteristic to the given Service."""
bound_characteristic = super().bind(service)
# If we're given a remote service then we're the client and need to buffer in.
if service.remote:
bound_characteristic.set_cccd(notify=True)
return _bleio.CharacteristicBuffer(bound_characteristic,
timeout=self._timeout,
buffer_size=self._buffer_size)
return BoundWriteStream(bound_characteristic)
def bind(self, service):
"""Binds the characteristic to the given Service."""
bound_characteristic = super().bind(service)
# If the service is remote need to write out.
if service.remote:
return BoundWriteStream(bound_characteristic)
# We're the server so buffer incoming writes.
return _bleio.CharacteristicBuffer(bound_characteristic,
timeout=self._timeout,
buffer_size=self._buffer_size)
write_perm = _bleio.Attribute.OPEN
return _bleio.Characteristic.add_to_service(
service,
uuid,
initial_value = token,
max_length = len(token),
fixed_length = True,
properties = properties,
read_perm = read_perm,
write_perm = write_perm
)
# Bind our UUID to a characteristic, which is how we communicate with other
# devices using this particular GATT.
characteristic = bind_to_service(bt_service, bluetrace_uuid, get_random_token(160))
characteristic_buffer = _bleio.CharacteristicBuffer(characteristic, buffer_size=160)
loops = 0
def run_server(adapter, loops, characteristic_buffer):
adapter.start_advertising(
advertising_data,
scan_response = scan_response,
connectable = True,
anonymous = True,
timeout = advertising_timeout_s,
interval = 0.1,
)
adapter_address = adapter.address
print("Waiting for connection...")
did_print_wc = False