status, snapshot_ptr = self._borrow_default_clock_snapshot_ptr(self._ptr)
if status == native_bt.MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN:
status, snapshot_ptr = self._borrow_default_clock_snapshot_ptr(self._ptr)
if status == native_bt.MESSAGE_STREAM_ACTIVITY_CLOCK_SNAPSHOT_STATE_KNOWN: