/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the files COPYING and Copyright.html.  COPYING can be found at the root   *
 * of the source code distribution tree; Copyright.html can be found at the  *
 * root level of an installed copy of the electronic HDF5 document set and   *
 * is linked from the top-level documents page.  It can also be found at     *
 * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

#ifndef _PH5DIFF_H__
#define _PH5DIFF_H__

/* Send from manager to workers */
#define MPI_TAG_ARGS            1
#define MPI_TAG_PRINT_TOK       2

/*Sent from workers to manager */
#define MPI_TAG_TOK_REQUEST     3
#define MPI_TAG_DONE            4
#define MPI_TAG_TOK_RETURN      5
#define MPI_TAG_PRINT_DATA      6

/* Operational tags used to init and complete diff */
#define MPI_TAG_END             7
#define MPI_TAG_PARALLEL        8

struct diff_mpi_args
{
    char  name1[256];
    char  name2[256];
    diff_opt_t  options;
    diff_args_t argdata;  /* rest args */
};

struct diffs_found
{
    hsize_t nfound;
    int      not_cmp;
};

#ifdef H5_HAVE_PARALLEL
#include <mpi.h>
#endif

#endif  /* _PH5DIFF_H__ */