xt_xmap_internal.h

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/*
 * Keywords:
 * Maintainer: Jörg Behrens <behrens@dkrz.de>
 *             Moritz Hanke <hanke@dkrz.de>
 *             Thomas Jahns <jahns@dkrz.de>
 * URL: https://dkrz-sw.gitlab-pages.dkrz.de/yaxt/
 *
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#ifndef XT_XMAP_INTERNAL_H
#define XT_XMAP_INTERNAL_H
 
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
 
#include <mpi.h>
 
#include "xt/xt_xmap.h"
 
struct Xt_xmap_iter_vtable {
  int (*next)(Xt_xmap_iter iter);
  int (*get_rank)(Xt_xmap_iter iter);
  int const * (*get_transfer_pos)(Xt_xmap_iter iter);
  int (*get_num_transfer_pos)(Xt_xmap_iter iter);
  const struct Xt_pos_ext *(*get_transfer_pos_ext)(Xt_xmap_iter iter);
  int (*get_num_transfer_pos_ext)(Xt_xmap_iter iter);
  void (*delete)(Xt_xmap_iter iter);
};
 
struct Xt_xmap_iter_ {
  const struct Xt_xmap_iter_vtable * vtable;
};
 
 
struct Xt_xmap_vtable {
 
  MPI_Comm (*get_communicator)(Xt_xmap);
  int (*get_num_destinations)(Xt_xmap);
  int (*get_num_sources)(Xt_xmap);
  void (*get_destination_ranks)(Xt_xmap, int*);
  void (*get_source_ranks)(Xt_xmap, int*);
  Xt_xmap_iter (*get_out_iterator)(Xt_xmap);
  Xt_xmap_iter (*get_in_iterator)(Xt_xmap);
  Xt_xmap (*copy)(Xt_xmap);
  void (*delete)(Xt_xmap);
  int (*get_max_src_pos)(Xt_xmap);
  int (*get_max_dst_pos)(Xt_xmap);
  Xt_xmap (*reorder)(Xt_xmap xmap, enum xt_reorder_type type, Xt_config config);
  Xt_xmap (*update_pos)(Xt_xmap xmap,
                        const int * src_positions, const int * dst_positions);
  Xt_xmap (*spread)(Xt_xmap xmap, int num_repetitions,
                    const int src_displacements[num_repetitions],
                    const int dst_displacements[num_repetitions]);
};
 
struct Xt_xmap_ {
  const struct Xt_xmap_vtable * vtable;
};
 
#endif
 
/*
 * Local Variables:
 * c-basic-offset: 2
 * coding: utf-8
 * indent-tabs-mode: nil
 * show-trailing-whitespace: t
 * require-trailing-newline: t
 * End:
 */