mpia2abuf.h

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//                                                         //
// Copyright (c) 2003-2017 by The University of Queensland //
// Centre for Geoscience Computing                         //
// http://earth.uq.edu.au/centre-geoscience-computing      //
//                                                         //
// Primary Business: Brisbane, Queensland, Australia       //
// Licensed under the Open Software License version 3.0    //
// http://www.apache.org/licenses/LICENSE-2.0              //
//                                                         //
 
#ifndef __MPIA2ABUFFER_H
#define __MPIA2ABUFFER_H
 
#include <mpi.h>
 
class CMPIA2ABuffer
{
 private:
  MPI_Comm m_comm;
  int m_rank; 
  int m_size; 
  int m_int_increment,m_dbl_increment; 
  MPI_Status m_status;
  char* m_buffer_s; 
  char* m_buffer_r; 
  int m_buffersize; 
  int *m_position_s; 
  int *m_position_r; 
 
 public:
  CMPIA2ABuffer(MPI_Comm,int);
  virtual ~CMPIA2ABuffer();
 
  virtual void clear();
  virtual void all2all();
  virtual void append(int,int);
  virtual void append(double,int);
  virtual int pop_int(int);
  virtual double pop_double(int);
};
 
#endif //__MPIA2ABUFFER_H