bsm-application.h

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/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2014 North Carolina State University
 *
 * 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: Scott E. Carpenter <scarpen@ncsu.edu>
 *
 */

#ifndef BSM_APPLICATION_H
#define BSM_APPLICATION_H

#include "ns3/application.h"
#include "ns3/wave-bsm-stats.h"
#include "ns3/random-variable-stream.h"
#include "ns3/internet-stack-helper.h"

namespace ns3 {
class BsmApplication : public Application
{
public:
  static TypeId GetTypeId (void);

  BsmApplication ();
  virtual ~BsmApplication ();

  void Setup (Ipv4InterfaceContainer & i,
              int nodeId,
              Time totalTime,
              uint32_t wavePacketSize, // bytes
              Time waveInterval,
              double gpsAccuracyNs,
              std::vector <double> rangesSq,          // m ^ 2
              Ptr<WaveBsmStats> waveBsmStats,
              std::vector<int> * nodesMoving,
              int mode,
              Time txDelay);

  int64_t AssignStreams (int64_t streamIndex);

  static int wavePort;

protected:
  virtual void DoDispose (void);

private:
  // inherited from Application base class.
  virtual void StartApplication (void);    // Called at time specified by Start
  virtual void StopApplication (void);     // Called at time specified by Stop

  void GenerateWaveTraffic (Ptr<Socket> socket, uint32_t pktSize,
                            uint32_t pktCount, Time pktInterval,
                            uint32_t sendingNodeId);

  void ReceiveWavePacket (Ptr<Socket> socket);

  void HandleReceivedBsmPacket (Ptr<Node> txNode,
                                Ptr<Node> rxNode);

  Ptr<Node> GetNode (int id);

  Ptr<NetDevice> GetNetDevice (int id);

  Ptr<WaveBsmStats> m_waveBsmStats;
  // tx safety range squared, for optimization
  std::vector <double> m_txSafetyRangesSq;
  Time m_TotalSimTime;
  uint32_t m_wavePacketSize; // bytes
  uint32_t m_numWavePackets;
  Time m_waveInterval;
  double m_gpsAccuracyNs;
  Ipv4InterfaceContainer * m_adhocTxInterfaces;
  std::vector<int> * m_nodesMoving;
  Ptr<UniformRandomVariable> m_unirv;
  int m_nodeId;
  // WAVE channel access mode.  0=continuous PHY; 1=channel-switching
  int m_chAccessMode;
  // When transmitting at a default rate of 10 Hz,
  // the subsystem shall transmit every 100 ms +/-
  // a random value between 0 and 5 ms. [MPR-BSMTX-TXTIM-002]
  // Source: CAMP Vehicle Safety Communications 4 Consortium
  // On-board Minimum Performance Requirements
  // for V2V Safety Systems Version 1.0, December 17, 2014
  // max transmit delay (default 10ms)
  Time m_txMaxDelay;
  Time m_prevTxDelay;
};

} // namespace ns3

#endif /* BSM_APPLICATION_H*/