samples/main-simple.cc
author Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
Thu, 10 May 2007 20:19:26 +0200
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use Ptr<> everywhere Object or NsUnknown are used
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#include <iostream>
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#include "ns3/internet-node.h"
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#include "ns3/simulator.h"
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#include "ns3/i-udp.h"
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#include "ns3/socket.h"
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#include "ns3/nstime.h"
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using namespace ns3;
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static void
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GenerateTraffic (Ptr<Socket> socket, uint32_t size)
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{
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  std::cout << "at=" << Simulator::Now ().GetSeconds () << "s, tx bytes=" << size << std::endl;
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  socket->Send (0, size);
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  if (size > 0)
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    {
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      Simulator::Schedule (Seconds (0.5), &GenerateTraffic, socket, size - 50);
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    }
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  else
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    {
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      socket->Close ();
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    }
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}
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static void
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SocketPrinter (Ptr<Socket> socket, uint32_t size, const Ipv4Address &from, uint16_t fromPort)
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{
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  std::cout << "at=" << Simulator::Now ().GetSeconds () << "s, rx bytes=" << size << std::endl;
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}
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static void
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PrintTraffic (Ptr<Socket> socket)
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{
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  socket->RecvDummy (MakeCallback (&SocketPrinter));
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}
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void
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RunSimulation (void)
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{
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  Ptr<InternetNode> a = new InternetNode ();
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  Ptr<IUdp> udp = a->QueryInterface<IUdp> (IUdp::iid);
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  Ptr<Socket> sink = udp->CreateSocket ();
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  sink->Bind (80);
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  Ptr<Socket> source = udp->CreateSocket ();
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  source->Connect (Ipv4Address::GetLoopback (), 80);
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  GenerateTraffic (source, 500);
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  PrintTraffic (sink);
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  Simulator::Run ();
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  Simulator::Destroy ();
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}
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int main (int argc, char *argv[])
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{
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  RunSimulation ();
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  return 0;
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}