root/ompi/mpi/c/type_size_x.c

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DEFINITIONS

This source file includes following definitions.
  1. MPI_Type_size_x

   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
   2 /*
   3  * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
   4  *                         University Research and Technology
   5  *                         Corporation.  All rights reserved.
   6  * Copyright (c) 2004-2005 The University of Tennessee and The University
   7  *                         of Tennessee Research Foundation.  All rights
   8  *                         reserved.
   9  * Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
  10  *                         University of Stuttgart.  All rights reserved.
  11  * Copyright (c) 2004-2005 The Regents of the University of California.
  12  *                         All rights reserved.
  13  * Copyright (c) 2009      Oak Ridge National Labs.  All rights reserved.
  14  * Copyright (c) 2013      Los Alamos National Security, LLC. All rights
  15  *                         reserved.
  16  * Copyright (c) 2015      Research Organization for Information Science
  17  *                         and Technology (RIST). All rights reserved.
  18  * $COPYRIGHT$
  19  *
  20  * Additional copyrights may follow
  21  *
  22  * $HEADER$
  23  */
  24 
  25 #include "ompi_config.h"
  26 
  27 #include "ompi/mpi/c/bindings.h"
  28 #include "ompi/runtime/params.h"
  29 #include "ompi/communicator/communicator.h"
  30 #include "ompi/errhandler/errhandler.h"
  31 #include "ompi/datatype/ompi_datatype.h"
  32 #include "ompi/memchecker.h"
  33 
  34 #if OMPI_BUILD_MPI_PROFILING
  35 #if OPAL_HAVE_WEAK_SYMBOLS
  36 #pragma weak MPI_Type_size_x = PMPI_Type_size_x
  37 #endif
  38 #define MPI_Type_size_x PMPI_Type_size_x
  39 #endif
  40 
  41 static const char FUNC_NAME[] = "MPI_Type_size_x";
  42 
  43 int MPI_Type_size_x(MPI_Datatype type, MPI_Count *size)
  44 {
  45     size_t type_size;
  46     MEMCHECKER(
  47         memchecker_datatype(type);
  48     );
  49 
  50     OPAL_CR_NOOP_PROGRESS();
  51 
  52     if (MPI_PARAM_CHECK) {
  53         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  54         if (NULL == type || MPI_DATATYPE_NULL == type) {
  55             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_TYPE, FUNC_NAME);
  56         } else if (NULL == size) {
  57             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG, FUNC_NAME);
  58         }
  59     }
  60 
  61     opal_datatype_type_size ( &type->super, &type_size);
  62 
  63     *size = (type_size > (size_t) MPI_COUNT_MAX) ? MPI_UNDEFINED : (MPI_Count) type_size;
  64 
  65     return MPI_SUCCESS;
  66 }

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