Method dispatchFrame

Control/L3StateMachine.cpp:365–408

l3msg may be NULL for primitives or unparseable messages.

// l3msg may be NULL for primitives or unparseable messages.
MachineStatus MachineBase::dispatchFrame(const L3Frame *frame, const L3Message *l3msg)
{
	int state;
	if (frame) {
		if (frame->isData()) {
			// Note: the frame MTI must be ANDed with 0xbf.  See 4.08 10.4.  I moved that into class L3Frame.
			state = L3CASE_RAW(frame->PD(),frame->MTI());
		} else {
			state = L3CASE_PRIMITIVE(frame->primitive());
		}
	} else if (l3msg) {
		state = L3CASE_RAW(l3msg->PD(),l3msg->MTI());
	} else {
		LOG(ERR) << "called with no arguments?";
		return MachineStatusOK;
	}
	return machineRunState1(state,frame,l3msg);
#if 0
	if (frame->isData()) {
		if (L3Message *msg = parseL3(*frame)) {
			LOG(DEBUG) <<channel() <<" received L3 message "<<*msg;
			// Manufacture an integral state from the msg.
			// Note we overload pd==0 (Group Call Control) for naked states in the state machines, which is ok because
			// we dont support Group Call and even if we did, the Group Call MTIs (GSM 04.68 9.3) will probably not collide
			// because there are no small numberic MTIs.
			int state = L3CASE_RAW(frame->PD(),frame->MTI());
			LOG(DEBUG) <<"calling machineRunState1 "<<LOGHEX(state)<<machText()<<LOGVAR(frame);
			//MachineStatus result = machineRunL3Msg(state, msg);
			MachineStatus result = machineRunState1(state, frame, msg, NULL);
			delete msg;
			return result;
		} else {
			LOG(ERR) <<channel()<< " received unparseable Layer3 frame "<<*frame;
			//old: lch->chanGetContext(true)->mmDispatchError(PD,MTI,lch);
			return MachineStatusOK;	// Was not handled, but the caller cant do anything more with this frame.
		}
	} else {
		Primitive primitive = frame->primitive();
		int state = L3CASE_PRIMITIVE(primitive);
		LOG(DEBUG) <<"calling machineRunState1 "<<LOGHEX(state)<<machText()<<LOGVAR(primitive);
		return machineRunState1(state);
	}
#endif
}

// The procedure is pre-locked by the caller.
MachineStatus MachineBase::dispatchTimeout(L3Timer*timer)