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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_cvar_get_info = PMPI_T_cvar_get_info
#endif
#define MPI_T_cvar_get_info PMPI_T_cvar_get_info
#endif
int MPI_T_cvar_get_info(int cvar_index, char *name, int *name_len, int *verbosity,
MPI_Datatype *datatype, MPI_T_enum *enumtype, char *desc,
int *desc_len, int *bind, int *scope)
{
const mca_base_var_t *var;
int rc = MPI_SUCCESS;
if (!mpit_is_initialized ()) {
return MPI_T_ERR_NOT_INITIALIZED;
}
ompi_mpit_lock ();
do {
rc = mca_base_var_get (cvar_index, &var);
if (OPAL_SUCCESS != rc) {
rc = (OPAL_ERR_VALUE_OUT_OF_BOUNDS == rc || OPAL_ERR_NOT_FOUND == rc) ? MPI_T_ERR_INVALID_INDEX :
MPI_T_ERR_INVALID;
break;
}
mpit_copy_string (name, name_len, var->mbv_full_name);
mpit_copy_string (desc, desc_len, var->mbv_description);
/* find the corresponding mpi type for an mca type */
rc = ompit_var_type_to_datatype (var->mbv_type, datatype);
if (OMPI_SUCCESS != rc) {
rc = MPI_T_ERR_INVALID; /* can't really happen as MPI_SUCCESS is the only
possible return from ompit_var_type_to_datatype */
break;
}
if (NULL != enumtype) {
*enumtype = var->mbv_enumerator ? (MPI_T_enum) var->mbv_enumerator : MPI_T_ENUM_NULL;
}
if (NULL != scope) {
*scope = var->mbv_scope;
}
/* XXX -- TODO -- All bindings are currently 0. Add support for variable binding. */
if (NULL != bind) {
*bind = var->mbv_bind;
}
if (NULL != verbosity) {
*verbosity = var->mbv_info_lvl;
}
} while (0);
ompi_mpit_unlock ();
return rc;
}
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