blob: 59a06d7d30e3f8f1155a669a8cd76d96e675981e [file] [log] [blame]
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2011 University of California, Los Angeles
*
* 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: Ilya Moiseenko <iliamo@cs.ucla.edu>
* Alexander Afanasyev <alexander.afanasyev@ucla.edu>
*/
#ifndef CCNX_CONSUMER_CBR_H
#define CCNX_CONSUMER_CBR_H
#include "ccnx-consumer.h"
namespace ns3
{
/**
* @ingroup ccnx
* \brief CCNx application for sending out Interest packets at a "constant" rate (Poisson process)
*/
class CcnxConsumerCbr: public CcnxConsumer
{
public:
static TypeId GetTypeId ();
/**
* \brief Default constructor
* Sets up randomizer function and packet sequence number
*/
CcnxConsumerCbr ();
// From CcnxApp
// virtual void
// OnInterest (const Ptr<const CcnxInterestHeader> &interest);
// virtual void
// OnNack (const Ptr<const CcnxInterestHeader> &interest);
// virtual void
// OnContentObject (const Ptr<const CcnxContentObjectHeader> &contentObject,
// const Ptr<const Packet> &payload);
protected:
/**
* \brief Constructs the Interest packet and sends it using a callback to the underlying CCNx protocol
*/
virtual void
ScheduleNextPacket ();
private:
void
UpdateMean ();
virtual void
SetPayloadSize (uint32_t payload);
void
SetDesiredRate (DataRate rate);
DataRate
GetDesiredRate () const;
protected:
ExponentialVariable m_randExp; // packet inter-arrival time generation (Poisson process)
DataRate m_desiredRate; // Desired data packet rate
};
} // namespace ns3
#endif