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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2012-2013 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2014 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2017 IBM Corporation. All rights reserved.
* Copyright (c) 2020 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2021 Amazon.com, Inc. or its affiliates. All Rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/mpi/tool/mpit-internal.h"
#if OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_T_pvar_get_info = PMPI_T_pvar_get_info
#endif
#define MPI_T_pvar_get_info PMPI_T_pvar_get_info
#endif
int MPI_T_pvar_get_info(int pvar_index, char *name, int *name_len,
int *verbosity, int *var_class, MPI_Datatype *datatype,
MPI_T_enum *enumtype, char *desc, int *desc_len, int *bind,
int *readonly, int *continuous, int *atomic)
{
const mca_base_pvar_t *pvar;
int ret;
if (!mpit_is_initialized ()) {
return MPI_T_ERR_NOT_INITIALIZED;
}
ompi_mpit_lock ();
do {
/* Find the performance variable. mca_base_pvar_get() handles the
bounds checking. */
ret = mca_base_pvar_get (pvar_index, &pvar);
if (OMPI_SUCCESS != ret) {
ret = (OPAL_ERR_NOT_FOUND == ret) ? MPI_T_ERR_INVALID_INDEX : MPI_T_ERR_INVALID;
break;
}
/* Check the variable binding is something sane */
if (pvar->bind > MPI_T_BIND_MPI_INFO || pvar->bind < MPI_T_BIND_NO_OBJECT) {
/* This variable specified an invalid binding (not an MPI object). */
ret = MPI_T_ERR_INVALID_INDEX;
break;
}
/* Copy name an description */
mpit_copy_string (name, name_len, pvar->name);
mpit_copy_string (desc, desc_len, pvar->description);
if (verbosity) {
*verbosity = pvar->verbosity;
}
if (var_class) {
*var_class = pvar->var_class;
}
ret = ompit_var_type_to_datatype (pvar->type, datatype);
if (OMPI_SUCCESS != ret) {
ret = MPI_T_ERR_INVALID; /* can't really happen as MPI_SUCCESS is the only
possible return from ompit_var_type_to_datatype */
}
if (NULL != enumtype) {
*enumtype = pvar->enumerator ? (MPI_T_enum) pvar->enumerator : MPI_T_ENUM_NULL;
}
if (NULL != bind) {
*bind = pvar->bind;
}
if (NULL != readonly) {
*readonly = mca_base_pvar_is_readonly (pvar);
}
if (NULL != continuous) {
*continuous = mca_base_pvar_is_continuous (pvar);
}
if (NULL != atomic) {
*atomic = mca_base_pvar_is_atomic (pvar);
}
} while (0);
ompi_mpit_unlock ();
return ret;
}
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