/*BHEADER**********************************************************************
 * Copyright (c) 2008,  Lawrence Livermore National Security, LLC.
 * Produced at the Lawrence Livermore National Laboratory.
 * This file is part of HYPRE.  See file COPYRIGHT for details.
 *
 * HYPRE is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License (as published by the Free
 * Software Foundation) version 2.1 dated February 1999.
 *
 * $Revision: 2.4 $
 ***********************************************************************EHEADER*/




/******************************************************************************
 *
 * Header info for Parallel Vector data structure
 *
 *****************************************************************************/

#ifndef hypre_PAR_VECTOR_HEADER
#define hypre_PAR_VECTOR_HEADER


/*--------------------------------------------------------------------------
 * hypre_ParVector
 *--------------------------------------------------------------------------*/

typedef struct
{
   MPI_Comm	 comm;

   HYPRE_BigInt  global_size;
   HYPRE_BigInt  first_index;
   HYPRE_BigInt  last_index;
   HYPRE_BigInt *partitioning;
   hypre_Vector	*local_vector; 

   /* Does the Vector create/destroy `data'? */
   int      	 owns_data;
   int      	 owns_partitioning;

   hypre_IJAssumedPart *assumed_partition; /* only populated if no_global_partition option
                                              is used (compile-time option) AND this partition
                                              needed
                                              (for setting off-proc elements, for example)*/


} hypre_ParVector;

/*--------------------------------------------------------------------------
 * Accessor functions for the Vector structure
 *--------------------------------------------------------------------------*/

#define hypre_ParVectorComm(vector)  	        ((vector) -> comm)
#define hypre_ParVectorGlobalSize(vector)       ((vector) -> global_size)
#define hypre_ParVectorFirstIndex(vector)       ((vector) -> first_index)
#define hypre_ParVectorLastIndex(vector)        ((vector) -> last_index)
#define hypre_ParVectorPartitioning(vector)     ((vector) -> partitioning)
#define hypre_ParVectorLocalVector(vector)      ((vector) -> local_vector)
#define hypre_ParVectorOwnsData(vector)         ((vector) -> owns_data)
#define hypre_ParVectorOwnsPartitioning(vector) ((vector) -> owns_partitioning)
#define hypre_ParVectorNumVectors(vector)\
 (hypre_VectorNumVectors( hypre_ParVectorLocalVector(vector) ))

#define hypre_ParVectorAssumedPartition(vector) ((vector) -> assumed_partition)


#endif