qkd-postprocessing-application.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2020 DOTFEESA www.tk.etf.unsa.ba
 *
 * 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: Miralem Mehic <miralem.mehic@ieee.org>
 */
 
#ifndef QKD_POSTPROCESSING_APPLICATION_H
#define QKD_POSTPROCESSING_APPLICATION_H
 
#include "ns3/application.h"
#include "ns3/address.h"
#include "ns3/event-id.h"
#include "ns3/nstime.h"
#include "ns3/ptr.h"
#include "ns3/log.h"
#include "ns3/data-rate.h"
#include "ns3/traced-callback.h"
#include "ns3/event-id.h"
#include "ns3/ptr.h"
#include "ns3/ipv4-address.h"
#include "ns3/random-variable-stream.h"
#include "ns3/qkd-key-manager-system-application.h"
#include "ns3/socket-factory.h" 
#include "ns3/tcp-socket-factory.h" 
#include "ns3/udp-socket-factory.h" 
#include "ns3/ipv4-l3-protocol.h"
#include "ns3/uuid.h"
#include "ns3/http.h"
 
namespace ns3 {
 
class Address;
class Socket;
class Packet;
 
class QKDPostprocessingApplication : public Application
{
public:
  static TypeId GetTypeId (void);
 
  QKDPostprocessingApplication ();
 
  virtual ~QKDPostprocessingApplication ();
 
  Ptr<Socket> GetSendSocket (void) const;
 
  Ptr<Socket> GetSinkSocket (void) const;
 
  void PrepareOutput (std::string value, std::string action);
 
  void SetSocket (std::string type, Ptr<Socket> socket, bool isMaster);
 
  void SetSiftingSocket (std::string type, Ptr<Socket> socket);
 
  uint32_t GetTotalRx () const;
 
  Ptr<Socket> GetListeningSocket (void) const;
 
  std::list<Ptr<Socket> > GetAcceptedSockets (void) const;
  
  Time GetLastAckTime ();
 
  Ptr<Node> GetSrc();
 
  void SetSrc(Ptr<Node>);
  
  Ptr<Node> GetDst();
 
  void SetDst(Ptr<Node>);
  
protected:
  
  virtual void DoDispose (void);
 
private:
 
  void ProcessIncomingPacket(Ptr<Packet> packet);
 
  void StartApplication (void);    
 
  void StopApplication (void);     
 
  void SendPacket (Ptr<Packet> packet);
 
  void SendPacketToKMS (Ptr<QKDKey> packet);
  
  void SendSiftingPacket (void);
 
  void HandleRead (Ptr<Socket> socket);
 
  void HandleReadKMS (Ptr<Socket> socket);
 
  void HandleReadSifting (Ptr<Socket> socket);
 
  void HandleAccept (Ptr<Socket> socket, const Address& from);
  void HandleAcceptKMS (Ptr<Socket> socket, const Address& from);
  void HandleAcceptSifting (Ptr<Socket> socket, const Address& from);
  void HandlePeerClose (Ptr<Socket> socket);
  void HandlePeerCloseKMS (Ptr<Socket> socket);
  void HandlePeerError (Ptr<Socket> socket);
  void HandlePeerErrorKMS (Ptr<Socket> socket);
 
  void ConnectionSucceeded (Ptr<Socket> socket);
 
  void ConnectionFailed (Ptr<Socket> socket);
  
  void ConnectionSucceededKMS (Ptr<Socket> socket);
 
  void ConnectionFailedKMS (Ptr<Socket> socket);
 
  void ConnectionSucceededSifting (Ptr<Socket> socket);
 
  void ConnectionFailedSifting (Ptr<Socket> socket);
 
  void SendData ();
 
  void ResetCounter ();
 
  void ScheduleNextReset();
 
  void GenerateRandomKeyId();
 
  Ptr<Node>       m_src; 
  Ptr<Node>       m_dst; 
 
  Ptr<Socket>     m_sendSocket;       
  Ptr<Socket>     m_sinkSocket;       
  Ptr<Socket>     m_sendSocket_sifting;       
  Ptr<Socket>     m_sinkSocket_sifting;       
  Ptr<Socket>     m_sendSocketKMS;       
  Ptr<Socket>     m_sinkSocketKMS;       
  
  Address         m_peer;         
  Address         m_local;        
 
  Address         m_peer_sifting;         
  Address         m_local_sifting;        
  Address         m_kms;
 
  uint32_t        m_keySizeInBits;     
  bool            m_connected;    
  bool            m_master;       
  uint32_t        m_packetNumber;     // Total number of packets received so far 
  uint32_t        m_totalRx;      
  Time            m_lastAck;     // Time of last ACK received
 
  std::list<Ptr<Socket> > m_sinkSocketList; 
  EventId         m_sendEvent;    
 
  DataRate        m_dataRate;      
  DataRate        m_keyRate;      
  uint32_t        m_pktSize;      
  TypeId          m_tid; 
  TypeId          m_tidSifting;
 
  std::string     m_appId;        
 
  std::string     m_lastUUID;     
 
  TracedCallback<Ptr<const Packet>, const Address &> m_rxTrace;
  TracedCallback<Ptr<const Packet> > m_txTrace;
 
  TracedCallback<Ptr<const Packet>, const Address &> m_rxTraceKMS;
  TracedCallback<Ptr<const Packet> > m_txTraceKMS;
 
  uint32_t        m_packetNumber_sifting; 
  uint32_t        m_maxPackets_sifting;   
  uint64_t        m_keyId;                
 
private:
 
  void DataSend (Ptr<Socket> s, uint32_t); // for socket's SetSendCallback  
  void DataSendKMS (Ptr<Socket> s, uint32_t); // for socket's SetSendCallback  
  void RegisterAckTime (Time oldRtt, Time newRtt);  
 
  std::string GenerateRandomString(const int len);
  
  Ptr<UniformRandomVariable> m_random; 
};
 
} // namespace ns3
 
#endif /* QKD_POSTPROCESSING_APPLICATION_H */