BT_MESSAGE_TYPE_EVENT = 0,
BT_MESSAGE_TYPE_INACTIVITY = 1,
BT_MESSAGE_TYPE_STREAM_BEGINNING = 2,
BT_MESSAGE_TYPE_STREAM_END = 3,
BT_MESSAGE_TYPE_PACKET_BEGINNING = 4,
BT_MESSAGE_TYPE_PACKET_END = 5,
BT_MESSAGE_TYPE_EVENT = 0,
BT_MESSAGE_TYPE_INACTIVITY = 1,
BT_MESSAGE_TYPE_STREAM_BEGINNING = 2,
BT_MESSAGE_TYPE_STREAM_END = 3,
BT_MESSAGE_TYPE_PACKET_BEGINNING = 4,
BT_MESSAGE_TYPE_PACKET_END = 5,