tglobaltraffictable.h

片上网络的noxim仿真平台

/*****************************************************************************

  TGlobalTrafficTable.h -- Global Traffic Table definition

*****************************************************************************/

#ifndef __TGLOBAL_TRAFFIC_TABLE_H__
#define __TGLOBAL_TRAFFIC_TABLE_H__

//---------------------------------------------------------------------------

#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include "NoximDefs.h"
using namespace std;

//---------------------------------------------------------------------------

// Structure used to store information into the table
struct TCommunication
{
  int   src;                  // ID of the source node (PE)
  int   dst;                  // ID of the destination node (PE)
  float pir;                  // Packet Injection Rate for the link
  float por;                  // Probability Of Retransmission for the link
  int   t_on;                 // Time (in cycles) at which activity begins
  int   t_off;                // Time (in cycles) at which activity ends
  int   t_period;             // Period after which activity starts again
};

//---------------------------------------------------------------------------

class TGlobalTrafficTable
{

public:

  TGlobalTrafficTable(); 

  // Load traffic table from file. Returns true if ok, false otherwise
  bool load(const char* fname);

  // Returns the cumulative pir por along with a vector of pairs. The
  // first component of the pair is the destination. The second
  // component is the cumulative shotting probability.
  double getCumulativePirPor(const int src_id, 
			     const int ccycle,
			     const bool pir_not_por,
			     vector<pair<int,double> >& dst_prob);

  // Returns the number of occurrences of soruce src_id in the traffic
  // table
  int occurrencesAsSource(const int src_id);

private:

  vector<TCommunication> traffic_table;
};

//---------------------------------------------------------------------------

#endif