traffic-generator-ngmn-ftp-multi.h

// Copyright (c) 2022 CTTC
// Copyright (c) 2023 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
//
// SPDX-License-Identifier: GPL-2.0-only
 
#ifndef TRAFFIC_GENERATOR_NGMN_FTP_MULTI
#define TRAFFIC_GENERATOR_NGMN_FTP_MULTI
 
#include "traffic-generator.h"
 
#include "ns3/random-variable-stream.h"
 
namespace ns3
{
 
class Address;
class Socket;
 
class TrafficGeneratorNgmnFtpTestCase;
 
class TrafficGeneratorNgmnFtpMulti : public TrafficGenerator
{
    friend TrafficGeneratorNgmnFtpTestCase;
 
  public:
    static TypeId GetTypeId();
    /*
     * @brief Constructor
     */
    TrafficGeneratorNgmnFtpMulti();
    /*
     * @brief Destructor
     */
    ~TrafficGeneratorNgmnFtpMulti() override;
    void SetPacketSize(uint32_t packetSize);
 
    int64_t AssignStreams(int64_t stream) override;
 
  protected:
    // inherited
    void DoDispose() override;
    // inherited
    void DoInitialize() override;
 
  private:
    // inherited from Application base class.
    // Called at time specified by Start by the DoInitialize method
    void StartApplication() override;
    void PacketBurstSent() override;
    void GenerateNextPacketBurstSize() override;
    Time GetNextReadingTime();
    uint32_t GetNextPacketSize() const override;
 
    uint32_t m_maxFileSize;                       
    Ptr<ExponentialRandomVariable> m_readingTime; 
    Ptr<LogNormalRandomVariable> m_fileSize; 
    double m_readingTimeMean{0.0};           
    double m_fileSizeMu{0.0}; 
    double m_fileSizeSigma{
        0.0}; 
    uint32_t m_packetSize{0}; 
};
 
} // namespace ns3
 
#endif /* TRAFFIC_GENERATOR_FTP_MULTI */