73 строки
1.6 KiB
C
73 строки
1.6 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2011-2013 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2011 UT-Battelle, LLC. 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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#if !defined(MPIT_INTERNAL_H)
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#define MPIT_INTERNAL_H
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#include "ompi/include/ompi_config.h"
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#include "opal/mca/base/mca_base_var.h"
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#include "opal/mca/base/mca_base_pvar.h"
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/constants.h"
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#include "ompi/datatype/ompi_datatype.h"
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#include "mpi.h"
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#include <string.h>
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typedef struct ompi_mpit_cvar_handle_t {
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const mca_base_var_t *var;
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/* XXX -- TODO -- allow binding objects */
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void *bound_object;
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} ompi_mpit_cvar_handle_t;
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void mpit_lock (void);
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void mpit_unlock (void);
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extern volatile uint32_t mpit_init_count;
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int ompit_var_type_to_datatype (mca_base_var_type_t type, MPI_Datatype *datatype);
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static inline int mpit_is_initialized (void)
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{
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return !!mpit_init_count;
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}
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static inline void mpit_copy_string (char *dest, int *len, const char *source)
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{
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if (NULL == len)
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return;
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if (NULL == source) {
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*len = 0;
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if (NULL != dest) {
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dest[0] = '\0';
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}
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return;
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}
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if (0 != *len && NULL != dest) {
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if ((int) strlen (source) < *len) {
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*len = strlen (source) + 1;
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}
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strncpy (dest, source, *len);
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dest[*len - 1] = '\0';
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} else {
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*len = strlen (source) + 1;
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}
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}
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#endif /* !defined(MPIT_INTERNAL_H) */
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