/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2005,2006,2007 INRIA
*
* 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
*/
#include "ns3/simulator.h"
#include "ns3/callback.h"
#include "ns3/ptr.h"
#include "ns3/node.h"
#include "ns3/onoff-application.h"
#include "ns3/mobility-helper.h"
#include "ns3/wifi-helper.h"
#include "ns3/node-container.h"
#include "ns3/random-variable.h"
#include "ns3/packet-socket-address.h"
#include "ns3/packet.h"
#include "ns3/node-list.h"
#include "ns3/ssid.h"
#include "ns3/wifi-phy.h"
#include "ns3/mobility-model.h"
#include "ns3/config.h"
#include "ns3/string.h"
#include "ns3/wifi-channel.h"
#include "ns3/boolean.h"
#include <iostream>
using namespace ns3;
void
WifiNetDeviceTrace (Ptr<const Packet> p, Mac48Address address)
{
std::cout << " ad=" << address << " p: " << p << std::endl;
}
void
WifiPhyStateTrace (Time start, Time duration, enum WifiPhy::State state)
{
std::cout << " state=";
switch (state) {
case WifiPhy::TX:
std::cout << "tx ";
break;
case WifiPhy::SYNC:
std::cout << "sync ";
break;
case WifiPhy::CCA_BUSY:
std::cout << "cca-busy";
break;
case WifiPhy::IDLE:
std::cout << "idle ";
break;
}
std::cout << " start="<<start<<" duration="<<duration<<std::endl;
}
static void
SetPosition (Ptr<Node> node, Vector position)
{
Ptr<MobilityModel> mobility = node->GetObject<MobilityModel> ();
mobility->SetPosition (position);
}
static Vector
GetPosition (Ptr<Node> node)
{
Ptr<MobilityModel> mobility = node->GetObject<MobilityModel> ();
return mobility->GetPosition ();
}
static void
AdvancePosition (Ptr<Node> node)
{
Vector pos = GetPosition (node);
pos.x += 5.0;
if (pos.x >= 210.0)
{
return;
}
SetPosition (node, pos);
//std::cout << "x="<<pos.x << std::endl;
Simulator::Schedule (Seconds (1.0), &AdvancePosition, node);
}
int main (int argc, char *argv[])
{
Packet::EnableMetadata ();
// enable rts cts all the time.
Config::SetDefault ("WifiRemoteStationManager::RtsCtsThreshold", String ("0"));
// disable fragmentation
Config::SetDefault ("WifiRemoteStationManager::FragmentationThreshold", String ("2200"));
WifiHelper wifi;
MobilityHelper mobility;
NodeContainer stas;
NodeContainer ap;
NetDeviceContainer staDevs;
stas.Create (2);
ap.Create (1);
Ptr<WifiChannel> channel = CreateObject<WifiChannel> ();
Ssid ssid = Ssid ("wifi-default");
wifi.SetPhy ("WifiPhy");
wifi.SetRemoteStationManager ("ArfWifiManager");
// setup ap.
wifi.SetMac ("NqstaWifiMac", "Ssid", ssid,
"ActiveProbing", Boolean (false));
staDevs = wifi.Build (stas, channel);
// setup stas.
wifi.SetMac ("NqapWifiMac", "Ssid", ssid,
"BeaconGeneration", Boolean (true),
"BeaconInterval", Seconds (2.5));
wifi.Build (ap, channel);
// mobility.
mobility.Layout (stas.Begin (), stas.End ());
mobility.Layout (ap.Begin (), ap.End ());
Simulator::Schedule (Seconds (1.0), &AdvancePosition, ap.Get (0));
PacketSocketAddress destination = PacketSocketAddress ();
destination.SetProtocol (1);
destination.SetSingleDevice (0);
destination.SetPhysicalAddress (staDevs.Get(1)->GetAddress ());
Ptr<Application> app =
CreateObject<OnOffApplication> ("Node", stas.Get (0),
"Remote", Address (destination),
"Protocol", TypeId::LookupByName ("Packet"),
"OnTime", ConstantVariable (42),
"OffTime", ConstantVariable (0));
stas.Get (0)->AddApplication (app);
app->Start (Seconds (0.5));
app->Stop (Seconds (43.0));
Simulator::StopAt (Seconds (44.0));
//NodeList::Connect ("/nodes/*/devices/*/*", MakeCallback (&WifiNetDeviceTrace));
//NodeList::Connect ("/nodes/*/devices/*/phy/state", MakeCallback (&WifiPhyStateTrace));
Simulator::Run ();
Simulator::Destroy ();
return 0;
}