NG_BTSOCKET_HCI_RAW_DIRECTION
dir = (pcb->flags & NG_BTSOCKET_HCI_RAW_DIRECTION)?1:0;
pcb->flags |= NG_BTSOCKET_HCI_RAW_DIRECTION;
pcb->flags &= ~NG_BTSOCKET_HCI_RAW_DIRECTION;
if (pcb->flags & NG_BTSOCKET_HCI_RAW_DIRECTION) {