109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
|
|
//
|
|
// Copyright (c) 2006 Georgia Tech Research Corporation
|
|
//
|
|
// 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: George F. Riley<riley@ece.gatech.edu>
|
|
//
|
|
|
|
// ns3 - On/Off Data Source Application class
|
|
// George F. Riley, Georgia Tech, Spring 2007
|
|
// Adapted from ApplicationOnOff in GTNetS.
|
|
|
|
// Define an on/off data source application class
|
|
|
|
#ifndef __onoff_application_h__
|
|
#define __onoff_application_h__
|
|
|
|
#include "application.h"
|
|
#include "ns3/event-id.h"
|
|
|
|
namespace ns3 {
|
|
|
|
class Ipv4Address;
|
|
class RandomVariable;
|
|
class Socket;
|
|
class DataRate;
|
|
|
|
class OnOffApplication : public Application {
|
|
|
|
public:
|
|
OnOffApplication(Node * n,
|
|
const Ipv4Address, // Peer IP address
|
|
uint16_t, // Peer port
|
|
const RandomVariable&, // Random variable for On time
|
|
const RandomVariable&, // Random variable for Off time
|
|
DataRate = g_defaultRate, // Data rate when on
|
|
uint32_t = g_defaultSize); // Size of packets
|
|
|
|
OnOffApplication(Node * n, const OnOffApplication&); // Copy constructor
|
|
virtual ~OnOffApplication(); // Destructor
|
|
virtual void StartApplication(); // Called at time specified by Start
|
|
virtual void StopApplication(); // Called at time specified by Stop
|
|
virtual OnOffApplication* Copy() const;// Make a copy of the application
|
|
|
|
// Event handlers
|
|
void StartSending();
|
|
void StopSending();
|
|
void SendPacket();
|
|
|
|
virtual void MaxBytes(uint32_t m) { m_maxBytes = m;}
|
|
|
|
protected:
|
|
virtual void DoDispose (void);
|
|
|
|
public: // Static methods
|
|
static void DefaultRate(uint64_t r) { g_defaultRate = r;}
|
|
|
|
static void DefaultSize(uint32_t s) { g_defaultSize = s;}
|
|
|
|
public:
|
|
Socket * m_socket; // Associated socket
|
|
Ipv4Address m_peerIP; // Peer IP address
|
|
uint16_t m_peerPort; // Peer port
|
|
bool m_connected; // True if connected
|
|
RandomVariable* m_onTime; // rng for On Time
|
|
RandomVariable* m_offTime; // rng for Off Time
|
|
DataRate m_cbrRate; // Rate that data is generated
|
|
uint32_t m_pktSize; // Size of packets
|
|
uint32_t m_residualBits; // Number of generated, but not sent, bits
|
|
Time m_lastStartTime;// Time last packet sent
|
|
uint32_t m_maxBytes; // Limit total number of bytes sent
|
|
uint32_t m_totBytes; // Total bytes sent so far
|
|
bool m_startStopScheduled; // True if start or stop event scheduled
|
|
EventId m_startStopEvent; // Event id for next start or stop event
|
|
bool m_sendScheduled;// True of send event scheduled
|
|
EventId m_sendEvent; // Eventid of pending "send packet" event
|
|
bool m_sending; // True if currently in sending state
|
|
|
|
public:
|
|
static DataRate g_defaultRate; // Default sending rate when on
|
|
static uint32_t g_defaultSize; // Default packet size
|
|
|
|
private:
|
|
void ScheduleNextTx();
|
|
void ScheduleStartEvent();
|
|
void ScheduleStopEvent();
|
|
void ConnectionSucceeded(Socket*);
|
|
void ConnectionFailed(Socket*);
|
|
void Ignore(Socket*);
|
|
protected:
|
|
};
|
|
|
|
} // namespace ns3
|
|
|
|
#endif
|
|
|