83 строки
2.7 KiB
C
83 строки
2.7 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2004-2007 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) 2013 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2015 Research Organization for Information Science
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* and Technology (RIST). 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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#include "ompi_config.h"
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#include <stdio.h>
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/runtime/params.h"
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#include "ompi/errhandler/errhandler.h"
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#include "ompi/mca/io/base/base.h"
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#include "ompi/file/file.h"
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#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Register_datarep = PMPI_Register_datarep
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "ompi/mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Register_datarep";
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int MPI_Register_datarep(const char *datarep,
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MPI_Datarep_conversion_function *read_conversion_fn,
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MPI_Datarep_conversion_function *write_conversion_fn,
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MPI_Datarep_extent_function *dtype_file_extent_fn,
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void *extra_state)
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{
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int rc;
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if (MPI_PARAM_CHECK) {
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rc = MPI_SUCCESS;
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (NULL == datarep) {
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rc = MPI_ERR_ARG;
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}
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OMPI_ERRHANDLER_CHECK(rc, MPI_FILE_NULL, rc, FUNC_NAME);
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}
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/* The io framework is only initialized lazily. If it hasn't
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already been initialized, do so now (note that MPI_FILE_OPEN
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and MPI_FILE_DELETE are the only two places that it will be
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initialized). */
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if (OMPI_SUCCESS != (rc = mca_base_framework_open(&ompi_io_base_framework, 0))) {
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return OMPI_ERRHANDLER_INVOKE(MPI_FILE_NULL, rc, FUNC_NAME);
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}
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OPAL_CR_ENTER_LIBRARY();
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/* Call the back-end io component function */
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rc = mca_io_base_register_datarep(datarep, read_conversion_fn,
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write_conversion_fn,
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dtype_file_extent_fn,
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extra_state);
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/* All done */
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OMPI_ERRHANDLER_RETURN(rc, MPI_FILE_NULL, rc, FUNC_NAME);
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}
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