/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * 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

 */

// Define an object to create a dumbbell topology.

#ifndef CSMA_STAR_HELPER_H

#define CSMA_STAR_HELPER_H

#include <string>

#include "csma-helper.h"

#include "ipv4-address-helper.h"

#include "internet-stack-helper.h"

#include "ipv4-interface-container.h"

namespace ns3 {

class CsmaStarHelper

{

public:

  CsmaStarHelper (uint32_t numSpokes, 

                  CsmaHelper csmaHelper);

  ~CsmaStarHelper ();

public:

  Ptr<Node> GetHub () const;

  Ptr<Node> GetSpoke (uint32_t) const;

  NetDeviceContainer GetHubDevices () const;

  NetDeviceContainer GetSpokeDevices () const;

  Ipv4Address GetHubIpv4Address (uint32_t) const;

  Ipv4Address GetSpokeIpv4Address (uint32_t) const;

  uint32_t SpokeCount () const;

  void InstallStack (InternetStackHelper stack);

  void AssignIpv4Addresses (Ipv4AddressHelper address);

private:

  NodeContainer m_hub;

  NetDeviceContainer m_hubDevices;

  NodeContainer m_spokes;

  NetDeviceContainer m_spokeDevices;

  Ipv4InterfaceContainer m_hubInterfaces;

  Ipv4InterfaceContainer m_spokeInterfaces;

};

}

#endif