64 строки
2.1 KiB
C
64 строки
2.1 KiB
C
/*
|
|
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2005 The University of Tennessee and The University
|
|
* of Tennessee Research Foundation. All rights
|
|
* reserved.
|
|
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
* University of Stuttgart. All rights reserved.
|
|
* Copyright (c) 2004-2005 The Regents of the University of California.
|
|
* All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
#include "ompi_config.h"
|
|
#include <stdio.h>
|
|
|
|
#include "mpi/c/bindings.h"
|
|
#include "ompi/datatype/datatype.h"
|
|
#include "ompi/datatype/convertor.h"
|
|
|
|
#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
|
|
#pragma weak MPI_Pack_size = PMPI_Pack_size
|
|
#endif
|
|
|
|
#if OMPI_PROFILING_DEFINES
|
|
#include "mpi/c/profile/defines.h"
|
|
#endif
|
|
|
|
static const char FUNC_NAME[] = "MPI_Pack_size";
|
|
|
|
int MPI_Pack_size(int incount, MPI_Datatype datatype, MPI_Comm comm,
|
|
int *size)
|
|
{
|
|
int ret;
|
|
ompi_convertor_t local_convertor;
|
|
size_t length;
|
|
|
|
if (MPI_PARAM_CHECK) {
|
|
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
|
|
if (MPI_COMM_NULL == comm) {
|
|
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
|
|
FUNC_NAME);
|
|
} else if (NULL == size) {
|
|
return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG, FUNC_NAME);
|
|
} else if (MPI_DATATYPE_NULL == datatype) {
|
|
return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_TYPE, FUNC_NAME);
|
|
}
|
|
}
|
|
|
|
OBJ_CONSTRUCT( &local_convertor, ompi_convertor_t );
|
|
/* the resulting convertor will be set to the position ZERO */
|
|
ompi_convertor_copy_and_prepare_for_send( ompi_mpi_local_convertor, datatype, incount, NULL, &local_convertor );
|
|
|
|
ret = ompi_convertor_get_packed_size( &local_convertor, &length );
|
|
*size = (int)length;
|
|
OBJ_DESTRUCT( &local_convertor );
|
|
|
|
OMPI_ERRHANDLER_RETURN(ret, comm, MPI_ERR_UNKNOWN, FUNC_NAME);
|
|
}
|