2004-09-19 11:05:58 +04:00
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/* -*- Mode: C; c-basic-offset:4 ; -*- */
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2004-01-30 00:42:40 +03:00
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/*
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2007-03-17 02:11:45 +03:00
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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2005-11-05 22:57:48 +03:00
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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2008-02-12 11:46:27 +03:00
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* Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
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2004-11-28 23:09:25 +03:00
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* University of Stuttgart. All rights reserved.
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2005-03-24 15:43:37 +03:00
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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2007-03-21 14:10:42 +03:00
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* Copyright (c) 2006 Cisco Systems, Inc. All rights reserved.
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2004-11-22 04:38:40 +03:00
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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2004-10-15 23:31:47 +04:00
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* $HEADER$
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2004-01-30 00:42:40 +03:00
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*/
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2004-06-07 19:33:53 +04:00
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#include "ompi_config.h"
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2004-01-30 00:42:40 +03:00
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#include <stdio.h>
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2006-02-12 04:33:29 +03:00
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#include "ompi/mpi/c/bindings.h"
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2009-04-29 05:32:14 +04:00
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/errhandler/errhandler.h"
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2005-09-12 13:17:44 +04:00
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#include "ompi/datatype/datatype.h"
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#include "ompi/datatype/convertor.h"
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2008-02-12 21:01:17 +03:00
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#include "ompi/memchecker.h"
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2004-01-30 00:42:40 +03:00
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2004-06-07 19:33:53 +04:00
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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2004-01-30 00:42:40 +03:00
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#pragma weak MPI_Pack = PMPI_Pack
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#endif
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2004-06-07 19:33:53 +04:00
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#if OMPI_PROFILING_DEFINES
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2006-02-12 04:33:29 +03:00
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#include "ompi/mpi/c/profile/defines.h"
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2004-04-20 22:50:43 +04:00
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#endif
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2004-06-24 20:47:00 +04:00
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static const char FUNC_NAME[] = "MPI_Pack";
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2004-05-08 03:44:49 +04:00
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2004-01-30 00:42:40 +03:00
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int MPI_Pack(void *inbuf, int incount, MPI_Datatype datatype,
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2004-05-08 03:44:49 +04:00
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void *outbuf, int outsize, int *position, MPI_Comm comm)
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{
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2006-10-27 03:11:26 +04:00
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int rc;
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2005-06-08 23:14:41 +04:00
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ompi_convertor_t local_convertor;
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struct iovec invec;
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unsigned int iov_count;
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size_t size;
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2004-09-19 11:05:58 +04:00
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2008-02-12 11:46:27 +03:00
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MEMCHECKER(
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memchecker_datatype(datatype);
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memchecker_call(&opal_memchecker_base_isdefined, inbuf, incount, datatype);
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memchecker_comm(comm);
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);
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2007-03-17 02:11:45 +03:00
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2005-06-08 23:14:41 +04:00
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if (MPI_PARAM_CHECK) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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2007-03-21 14:10:42 +03:00
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if (ompi_comm_invalid(comm)) {
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2005-06-08 23:14:41 +04:00
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
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} else if ((NULL == outbuf) || (NULL == position)) { /* inbuf can be MPI_BOTTOM */
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG, FUNC_NAME);
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} else if (incount < 0) {
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_COUNT, FUNC_NAME);
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} else if (outsize < 0) {
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG, FUNC_NAME);
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2007-03-21 14:10:42 +03:00
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} else if (MPI_DATATYPE_NULL == datatype || NULL == datatype) {
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2005-06-08 23:14:41 +04:00
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_TYPE, FUNC_NAME);
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}
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2004-05-08 03:44:49 +04:00
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}
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2008-02-20 01:15:52 +03:00
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OPAL_CR_ENTER_LIBRARY();
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2005-07-08 03:00:55 +04:00
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OBJ_CONSTRUCT( &local_convertor, ompi_convertor_t );
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2005-06-08 23:14:41 +04:00
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/* the resulting convertor will be set to the position ZERO */
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2005-07-08 03:00:55 +04:00
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ompi_convertor_copy_and_prepare_for_send( ompi_mpi_local_convertor, datatype,
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2006-03-17 21:46:48 +03:00
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incount, inbuf, 0, &local_convertor );
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2004-08-30 11:52:09 +04:00
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2005-06-08 23:14:41 +04:00
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/* Check for truncation */
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ompi_convertor_get_packed_size( &local_convertor, &size );
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if( (*position + size) > (unsigned int)outsize ) { /* we can cast as we already checked for < 0 */
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OBJ_DESTRUCT( &local_convertor );
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2008-02-20 01:15:52 +03:00
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OPAL_CR_EXIT_LIBRARY();
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2005-06-08 23:14:41 +04:00
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_TRUNCATE, FUNC_NAME);
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}
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2004-05-08 03:44:49 +04:00
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2005-06-08 23:14:41 +04:00
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/* Prepare the iovec with all informations */
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invec.iov_base = (char*) outbuf + (*position);
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2006-08-29 21:17:35 +04:00
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invec.iov_len = size;
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2004-05-08 03:44:49 +04:00
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2005-06-08 23:14:41 +04:00
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/* Do the actual packing */
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iov_count = 1;
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2006-10-27 03:11:26 +04:00
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rc = ompi_convertor_pack( &local_convertor, &invec, &iov_count, &size );
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2005-06-08 23:14:41 +04:00
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*position += size;
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OBJ_DESTRUCT( &local_convertor );
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2004-08-30 02:45:06 +04:00
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2005-06-08 23:14:41 +04:00
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/* All done. Note that the convertor returns 1 upon success, not
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OMPI_SUCCESS. */
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OMPI_ERRHANDLER_RETURN((rc == 1) ? OMPI_SUCCESS : OMPI_ERROR,
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comm, MPI_ERR_UNKNOWN, FUNC_NAME);
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2004-01-30 00:42:40 +03:00
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}
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