brite-topology-helper.h

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/* -*- 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
 *
 */
 
#ifndef BRITE_TOPOLOGY_HELPER_H
#define BRITE_TOPOLOGY_HELPER_H
 
#include <string>
#include <vector>
 
#include "ns3/channel.h"
#include "ns3/node-container.h"
#include "ns3/node-list.h"
#include "ns3/point-to-point-helper.h"
#include "ns3/internet-stack-helper.h"
#include "ns3/ipv6-address-helper.h"
#include "ns3/random-variable-stream.h"
 
//located in BRITE source directory
#include "Brite.h"
 
namespace ns3 {
 
class PointToPointHelper;
 
class BriteTopologyHelper
{
public:
  BriteTopologyHelper (std::string confFile,
                       std::string seedFile,
                       std::string newseedFile);
 
  BriteTopologyHelper (std::string confFile);
 
  ~BriteTopologyHelper ();
 
  void AssignStreams (int64_t streamNumber);
 
  void BuildBriteTopology (InternetStackHelper& stack);
 
  void BuildBriteTopology (InternetStackHelper& stack, const uint32_t systemCount);
 
  uint32_t GetNLeafNodesForAs (uint32_t asNum);
 
  Ptr<Node> GetLeafNodeForAs (uint32_t asNum, uint32_t leafNum);
 
  uint32_t GetNNodesForAs (uint32_t asNum);
 
  Ptr<Node> GetNodeForAs (uint32_t asNum, uint32_t nodeNum);
 
  uint32_t GetNAs (void) const;
 
  uint32_t GetSystemNumberForAs (uint32_t asNum) const;
 
  void AssignIpv4Addresses (Ipv4AddressHelper& address);
 
  void AssignIpv6Addresses (Ipv6AddressHelper& address);
 
  uint32_t GetNNodesTopology () const;
 
  uint32_t GetNEdgesTopology () const;
 
private:
  //brite values are unitless however all examples provided use mbps to specify rate
  //this constant value is used to convert the mbps provided by brite to bps.
  static const int mbpsToBps = 1000000;
 
  struct BriteNodeInfo
  {
    int nodeId;
    double xCoordinate;
    double yCoordinate;
    int inDegree;
    int outDegree;
    int asId;
    std::string type;
  };
 
  struct BriteEdgeInfo
  {
    int edgeId;
    int srcId;
    int destId;
    double length;
    double delay;
    double bandwidth;
    int asFrom;
    int asTo;
    std::string type;
  };
 
  //stores all of the nodes used in the BRITE generated topology
  NodeContainer m_nodes;
 
  void BuildBriteNodeInfoList (void);
  void BuildBriteEdgeInfoList (void);
  void ConstructTopology (void);
  void GenerateBriteTopology (void);
 
  std::string m_confFile;
 
  std::string m_seedFile;
 
  std::string m_newSeedFile;
 
  uint32_t m_numAs;
 
  std::vector<NetDeviceContainer*> m_netDevices;
 
  std::vector<NodeContainer*> m_asLeafNodes;
 
  std::vector<NodeContainer*> m_nodesByAs;
 
  std::vector<int> m_systemForAs;
 
  brite::Topology* m_topology;
 
  uint32_t m_numNodes;
 
  uint32_t m_numEdges;
 
  typedef std::vector<BriteNodeInfo> BriteNodeInfoList;
  typedef std::vector<BriteEdgeInfo> BriteEdgeInfoList;
 
  BriteNodeInfoList m_briteNodeInfoList;
  BriteEdgeInfoList m_briteEdgeInfoList;
  PointToPointHelper m_britePointToPointHelper;
 
  Ptr<UniformRandomVariable> m_uv;
};
 
} // namespace ns3
 
#endif /* BRITE_TOPOLOGY_HELPER_H */