// The MIT License (MIT)
//
// Copyright (c) 2014-2016 Brno University of Technology, PRISTINE project
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#ifndef IRM_H_
#define IRM_H_
//Standard libraries
#include <omnetpp.h>
//RINASim libraries
#include "IRMListeners.h"
#include "ConnectionTable.h"
#include "RINASignals.h"
#include "DA.h"
#include "FABase.h"
#include "ExternConsts.h"
extern const int VAL_UNDEF_HANDLE;
extern const char* SIG_STAT_IRM_UP;
extern const char* SIG_STAT_IRM_DOWN;
class IRM : public cSimpleModule {
public:
IRM();
virtual ~IRM();
bool receiveAllocationRequestFromAe(Flow* flow);
bool receiveDeallocationRequestFromAe(Flow* flow);
bool receiveAllocationResponsePositiveFromIpc(Flow* flow);
void newFlow(Flow* flow);
void changeStatus(Flow* flow, ConnectionTableEntry::ConnectionStatus status);
int getIrmGateHandle(Flow* flow) const;
int getApGateHandle(Flow* flow) const;
void setNorthGates(Flow* flow, cGate* nIn, cGate* nOut);
ConnectionTable* getConTable() const;
bool deleteBindings(Flow* flow);
protected:
virtual void initialize();
virtual void handleMessage(cMessage *msg);
void initPointers();
void updateDisplayString();
int statPassUp;
int statPassDown;
int statDiscarded;
ConnectionTable* ConTable;
DA* DifAllocator;
void initSignalsAndListeners();
bool createBindings(Flow* flow);
//Signals
simsignal_t sigIRMAllocReq;
simsignal_t sigIRMDeallocReq;
simsignal_t sigStatIRMPassUp;
simsignal_t sigStatIRMPassDown;
//Listeners
LisIRMAllocReq* lisAllocReq;
LisIRMDeallocReq* lisDeallocReq;
//Signaling
void signalizeAllocateRequest(Flow* flow);
void signalizeDeallocateRequest(Flow* flow);
};
#endif /* IRM_H_ */