144 строки
5.3 KiB
C
144 строки
5.3 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2008 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2009 Oak Ridge National Labs. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#ifndef MCA_TOPO_BASE_H
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#define MCA_TOPO_BASE_H
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#include "ompi_config.h"
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#include "opal/class/opal_list.h"
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#include "opal/mca/mca.h"
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#include "ompi/mca/topo/topo.h"
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#include "ompi/proc/proc.h"
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#include "ompi/communicator/communicator.h"
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/*
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* All stuff goes in here
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*/
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BEGIN_C_DECLS
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OMPI_DECLSPEC int mca_topo_base_open(void);
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OMPI_DECLSPEC int mca_topo_base_close(void);
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int mca_topo_base_comm_select(ompi_communicator_t *comm,
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mca_base_component_t *preferred);
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int mca_topo_base_comm_unselect(ompi_communicator_t *comm);
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int mca_topo_base_find_available (bool enable_progress_threads,
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bool enable_mpi_threads);
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OMPI_DECLSPEC int mca_topo_base_init_comm (ompi_communicator_t *comm);
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OMPI_DECLSPEC int mca_topo_base_get_param (ompi_communicator_t *comm, int keyval);
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/*
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* All the glue functions which we will provide to the users by
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* default. The component authors need to only write back-end
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* functions for graph_map() and cart_map() for their topology
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* components. But they can implement these glue functions if
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* they want.
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*/
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OMPI_DECLSPEC int mca_topo_base_cart_coords (ompi_communicator_t *comm,
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int rank,
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int maxdims,
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int *coords);
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OMPI_DECLSPEC int mca_topo_base_cart_create (mca_topo_base_comm_t *topo_data,
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int *proc_count,
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ompi_proc_t **proc_pointers,
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int *new_rank,
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int ndims,
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int *dims,
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int *periods,
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bool reorder);
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OMPI_DECLSPEC int mca_topo_base_cartdim_get (ompi_communicator_t *comm,
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int *ndims);
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OMPI_DECLSPEC int mca_topo_base_cart_get (ompi_communicator_t *comm,
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int maxdims,
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int *dims,
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int *periods,
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int *coords);
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OMPI_DECLSPEC int mca_topo_base_cart_rank (ompi_communicator_t *comm,
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int *coords,
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int *rank);
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OMPI_DECLSPEC int mca_topo_base_cart_shift (ompi_communicator_t *comm,
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int direction,
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int disp,
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int *rank_source,
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int *rank_dest);
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OMPI_DECLSPEC int mca_topo_base_cart_sub (ompi_communicator_t *comm,
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int *remain_dims,
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ompi_communicator_t **new_comm);
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OMPI_DECLSPEC int mca_topo_base_graph_create (mca_topo_base_comm_t *topo_data,
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int *proc_count,
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ompi_proc_t **proc_pointers,
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int *new_rank,
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int nnodes,
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int *index,
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int *edges,
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bool reorder);
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OMPI_DECLSPEC int mca_topo_base_graphdims_get (ompi_communicator_t *comm,
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int *nodes,
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int *nedges);
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OMPI_DECLSPEC int mca_topo_base_graph_get (ompi_communicator_t *comm,
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int maxindex,
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int maxedges,
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int *index,
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int *edges);
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OMPI_DECLSPEC int mca_topo_base_graph_neighbors (ompi_communicator_t *comm,
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int rank,
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int maxneighbors,
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int *neighbors);
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OMPI_DECLSPEC int mca_topo_base_graph_neighbors_count (ompi_communicator_t *comm,
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int rank,
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int *nneighbors);
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/*
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* Globals
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*/
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OMPI_DECLSPEC extern int mca_topo_base_output;
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extern int mca_topo_base_param;
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OMPI_DECLSPEC extern opal_list_t mca_topo_base_components_available;
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OMPI_DECLSPEC extern opal_list_t mca_topo_base_components_opened;
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extern bool mca_topo_base_components_opened_valid;
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extern bool mca_topo_base_components_available_valid;
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END_C_DECLS
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#endif /* MCA_BASE_TOPO_H */
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