uw-aloha-q-sync-sink.h

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//
// Copyright (c) 2017 Regents of the SIGNET lab, University of Padova.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. Neither the name of the University of Padova (SIGNET lab) nor the
//    names of its contributors may be used to endorse or promote products
//    derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef UW_ALOHA_Q_SYNC_SINK_H
#define UW_ALOHA_Q_SYNC_SINK_H
 
#include <mmac.h>
#include <iostream>
#include <assert.h>
#include <sys/time.h>
#include <vector>
 
#include <mphy.h>
 
#include <uw-aloha-q-sync-hdrs.h>
 
class UwAloha_Q_Sync_SINK;
 
class UwAlohaQSyncTimerSink : public TimerHandler
{
 
public:
    UwAlohaQSyncTimerSink(UwAloha_Q_Sync_SINK *m)
        : TimerHandler()
    {
        assert(m != NULL);
        module = m;
    }
 
protected:
    virtual void expire(Event *e);
    UwAloha_Q_Sync_SINK *module;
};
 
class UwAloha_Q_Sync_SINK : public MMac
{
 
    friend class UwAlohaQSyncTimerSink;
 
public:
    UwAloha_Q_Sync_SINK();
 
    virtual ~UwAloha_Q_Sync_SINK() = default;
    
    virtual int recvSyncClMsg(ClMessage* m);
 
protected:
    
    virtual void handleTimerExpiration();
    
    virtual void start(double delay);
    virtual void stop();
     
    virtual void recvFromUpperLayers(Packet *p);
    virtual void Phy2MacEndRx(Packet *p);
    
    virtual void Phy2MacStartRx(Packet *p);
    //virtual void Mac2PhyStartTx(Packet *p);
    virtual void Phy2MacEndTx(const Packet *p);
    
    virtual void txAck();
    
    virtual void initPkt(Packet *p);
        
    virtual int command(int argc, const char *const *argv);
 
    enum UWALOHAQ_SINK_STATUS { IDLE, TRANSMITTING, RECEIVING };
    enum UWALOHAQ_SINK_SLOT_STATUS { RECV_PERIOD, TRANSMIT_PERIOD};
 
    UWALOHAQ_SINK_STATUS sink_status; 
    UWALOHAQ_SINK_SLOT_STATUS sink_slot_status; 
    double start_time; 
    UwAlohaQSyncTimerSink alohaq_sync_sink_timer; 
    int debug_; 
    int sea_trial_; 
    int ACK_size; 
    int HDR_size; 
    bool enable;
    double t_prop_max; 
    double t_dp; 
    double t_guard; 
    int nn; 
    std::vector<int> succ_macs; 
    double slot_duration_factor; 
};
 
#endif