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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2011-2013 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2011 UT-Battelle, LLC. All rights reserved.
* Copyright (c) 2017 IBM Corporation. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#if !defined(MPIT_INTERNAL_H)
#define MPIT_INTERNAL_H
#include "ompi/include/ompi_config.h"
#include "opal/mca/base/mca_base_var.h"
#include "opal/mca/base/mca_base_pvar.h"
#include "ompi/runtime/params.h"
#include "ompi/communicator/communicator.h"
#include "ompi/constants.h"
#include "ompi/datatype/ompi_datatype.h"
#include "mpi.h"
#include <string.h>
typedef struct ompi_mpit_cvar_handle_t {
const mca_base_var_t *var;
/* XXX -- TODO -- allow binding objects */
void *bound_object;
} ompi_mpit_cvar_handle_t;
void ompi_mpit_lock (void);
void ompi_mpit_unlock (void);
extern volatile uint32_t ompi_mpit_init_count;
int ompit_var_type_to_datatype (mca_base_var_type_t type, MPI_Datatype *datatype);
int ompit_opal_to_mpit_error (int rc);
static inline int mpit_is_initialized (void)
{
return !!ompi_mpit_init_count;
}
static inline void mpit_copy_string (char *dest, int *len, const char *source)
{
if (NULL == len)
return;
if (NULL == source) {
*len = 0;
if (NULL != dest) {
dest[0] = '\0';
}
return;
}
if (0 != *len && NULL != dest) {
if ((int) strlen (source) < *len) {
*len = strlen (source) + 1;
}
strncpy (dest, source, *len);
dest[*len - 1] = '\0';
} else {
*len = strlen (source) + 1;
}
}
#endif /* !defined(MPIT_INTERNAL_H) */
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