ProcessorMap.h

/* 
 * Copyright 2014, Pythia authors (see AUTHORS file).
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * 3. Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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 */

#ifndef PROCMAP_H
#define PROCMAP_H

void fatal(const char * msg, ...);

class ProcessorMap {
public:
  ProcessorMap();
  ~ProcessorMap();

  int LogicalToPhysical(int lproc) const;
  int PhysicalToLogical(int pproc) const;
  int NumberOfProcessors() const { return m_nProcs; }

  int operator[]( int index ) const { return LogicalToPhysical( index ); }

  void BindToPhysicalCPU( int pproc ) const;

private:
  void IntegrityCheck() const;
  int DetermineNumberOfProcessors();

  int * m_p_nProcessor_Ids;
  int m_nProcs;

};

#endif // #ifndef PROCMAP_H