uan-phy-gen.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2009 University of Washington
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Leonard Tracy <lentracy@gmail.com>
 *         Andrea Sacco <andrea.sacco85@gmail.com>
 */

#ifndef UAN_PHY_GEN_H
#define UAN_PHY_GEN_H


#include "uan-phy.h"
#include "ns3/traced-callback.h"
#include "ns3/nstime.h"
#include "ns3/device-energy-model.h"
#include "ns3/random-variable-stream.h"
#include "ns3/event-id.h"
#include <list>

namespace ns3 {

class UanPhyPerGenDefault : public UanPhyPer
{
public:
  UanPhyPerGenDefault ();
  virtual ~UanPhyPerGenDefault ();

  static TypeId GetTypeId (void);
  
  virtual double CalcPer (Ptr<Packet> pkt, double sinrDb, UanTxMode mode);
private:
  
  double m_thresh;  

};  // class UanPhyPerGenDefault

  
class UanPhyPerUmodem : public UanPhyPer
{
public:
  UanPhyPerUmodem ();
  virtual ~UanPhyPerUmodem ();

  static TypeId GetTypeId (void);

  virtual double CalcPer (Ptr<Packet> pkt, double sinrDb, UanTxMode mode);

private:
  double NChooseK (uint32_t n, uint32_t k);

};  // class UanPhyPerUmodem


class UanPhyCalcSinrDefault : public UanPhyCalcSinr
{

public:
  UanPhyCalcSinrDefault ();
  virtual ~UanPhyCalcSinrDefault ();
  
  static TypeId GetTypeId (void);
  
  virtual double CalcSinrDb (Ptr<Packet> pkt,
                             Time arrTime,
                             double rxPowerDb,
                             double ambNoiseDb,
                             UanTxMode mode,
                             UanPdp pdp,
                             const UanTransducer::ArrivalList &arrivalList
                             ) const;

};  // class UanPhyCalcSinrDefault


class UanPhyCalcSinrFhFsk : public UanPhyCalcSinr
{

public:
  UanPhyCalcSinrFhFsk ();
  virtual ~UanPhyCalcSinrFhFsk ();
  
  static TypeId GetTypeId (void);

  virtual double CalcSinrDb (Ptr<Packet> pkt,
                             Time arrTime,
                             double rxPowerDb,
                             double ambNoiseDb,
                             UanTxMode mode,
                             UanPdp pdp,
                             const UanTransducer::ArrivalList &arrivalList
                             ) const;
private:
  uint32_t m_hops;  

};  // class UanPhyCalcSinrFhFsk


class UanPhyGen : public UanPhy
{
public:
  UanPhyGen ();
  virtual ~UanPhyGen ();
  static UanModesList GetDefaultModes (void);

  
  static TypeId GetTypeId (void);

  // Inherited methods
  virtual void SetEnergyModelCallback (DeviceEnergyModel::ChangeStateCallback cb);
  virtual void EnergyDepletionHandler (void);
  virtual void EnergyRechargeHandler (void);
  virtual void SendPacket (Ptr<Packet> pkt, uint32_t modeNum);
  virtual void RegisterListener (UanPhyListener *listener);
  virtual void StartRxPacket (Ptr<Packet> pkt, double rxPowerDb, UanTxMode txMode, UanPdp pdp);
  virtual void SetReceiveOkCallback (RxOkCallback cb);
  virtual void SetReceiveErrorCallback (RxErrCallback cb);
  virtual bool IsStateSleep (void);
  virtual bool IsStateIdle (void);
  virtual bool IsStateBusy (void);
  virtual bool IsStateRx (void);
  virtual bool IsStateTx (void);
  virtual bool IsStateCcaBusy (void);
  virtual void SetRxGainDb (double gain);
  virtual void SetTxPowerDb (double txpwr);
  virtual void SetRxThresholdDb (double thresh);
  virtual void SetCcaThresholdDb (double thresh);
  virtual double GetRxGainDb (void);
  virtual double GetTxPowerDb (void);
  virtual double GetRxThresholdDb (void);
  virtual double GetCcaThresholdDb (void);
  virtual Ptr<UanChannel> GetChannel (void) const;
  virtual Ptr<UanNetDevice> GetDevice (void) const;
  virtual Ptr<UanTransducer> GetTransducer (void);
  virtual void SetChannel (Ptr<UanChannel> channel);
  virtual void SetDevice (Ptr<UanNetDevice> device);
  virtual void SetMac (Ptr<UanMac> mac);
  virtual void SetTransducer (Ptr<UanTransducer> trans);
  virtual void NotifyTransStartTx (Ptr<Packet> packet, double txPowerDb, UanTxMode txMode);
  virtual void NotifyIntChange (void);
  virtual uint32_t GetNModes (void);
  virtual UanTxMode GetMode (uint32_t n);
  virtual Ptr<Packet> GetPacketRx (void) const;
  virtual void Clear (void);
  virtual void SetSleepMode (bool sleep);
  int64_t AssignStreams (int64_t stream);

private:
  typedef std::list<UanPhyListener *> ListenerList;

  UanModesList m_modes;             

  State m_state;                    
  ListenerList m_listeners;         
  RxOkCallback m_recOkCb;           
  RxErrCallback m_recErrCb;         
  Ptr<UanChannel> m_channel;        
  Ptr<UanTransducer> m_transducer;  
  Ptr<UanNetDevice> m_device;       
  Ptr<UanMac> m_mac;                
  Ptr<UanPhyPer> m_per;             
  Ptr<UanPhyCalcSinr> m_sinr;       

  double m_rxGainDb;                
  double m_txPwrDb;                 
  double m_rxThreshDb;              
  double m_ccaThreshDb;             

  Ptr<Packet> m_pktRx;              
  Ptr<Packet> m_pktTx;              
  double m_minRxSinrDb;             
  double m_rxRecvPwrDb;             
  Time m_pktRxArrTime;              
  UanPdp m_pktRxPdp;                
  UanTxMode m_pktRxMode;            

  bool m_cleared;                   
  
  EventId m_txEndEvent;             
  EventId m_rxEndEvent;             

  Ptr<UniformRandomVariable> m_pg;

  DeviceEnergyModel::ChangeStateCallback m_energyCallback;
  ns3::TracedCallback<Ptr<const Packet>, double, UanTxMode > m_rxOkLogger;
  ns3::TracedCallback<Ptr<const Packet>, double, UanTxMode > m_rxErrLogger;
  ns3::TracedCallback<Ptr<const Packet>, double, UanTxMode > m_txLogger;

  double CalculateSinrDb (Ptr<Packet> pkt, Time arrTime, double rxPowerDb,
                          UanTxMode mode, UanPdp pdp);

  double GetInterferenceDb (Ptr<Packet> pkt);
  double DbToKp (double db);
  double KpToDb (double kp);
  void RxEndEvent (Ptr<Packet> pkt, double rxPowerDb, UanTxMode txMode);
  void TxEndEvent ();
  void UpdatePowerConsumption (const State state);


  void NotifyListenersRxStart (void);  
  void NotifyListenersRxGood (void);
  void NotifyListenersRxBad (void);
  void NotifyListenersCcaStart (void);
  void NotifyListenersCcaEnd (void);
  void NotifyListenersTxStart (Time duration);

protected:
  virtual void DoDispose ();

};  // class UanPhyGen

} // namespace ns3

#endif /* UAN_PHY_GEN_H */