mpi_datatype_oarchive.hpp

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// (C) Copyright 2005 Matthias Troyer

// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

//  Authors: Matthias Troyer

#ifndef BOOST_MPI_DETAIL_MPI_DATATYPE_OARCHIVE_HPP
#define BOOST_MPI_DETAIL_MPI_DATATYPE_OARCHIVE_HPP

#include <boost/archive/detail/oserializer.hpp>
#include <boost/archive/detail/auto_link_archive.hpp>
#include <boost/archive/basic_archive.hpp>
#include <boost/mpi/detail/ignore_skeleton_oarchive.hpp>
#include <boost/mpi/detail/mpi_datatype_primitive.hpp>
#include <boost/mpi/datatype_fwd.hpp>
#include <boost/mpl/assert.hpp>

namespace boost { namespace mpi { namespace detail {


// an archive wrapper that stores only the data members but not the
// special types defined by the serialization library
// to define the data skeletons (classes, pointers, container sizes, ...)

class mpi_datatype_oarchive
  : public mpi_datatype_primitive,
    public ignore_skeleton_oarchive<mpi_datatype_oarchive>
{
public:
    template <class T>
    mpi_datatype_oarchive(const T& x)
         :  mpi_datatype_primitive(&x) // register address
        {
      BOOST_MPL_ASSERT((is_mpi_datatype<T>));
          *this << x;                   // serialize the object
        }
};

} } } // end namespace boost::mpi::detail

// required by export
BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::mpi::detail::mpi_datatype_oarchive)
BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::mpi::detail::ignore_skeleton_oarchive<boost::mpi::detail::mpi_datatype_oarchive>)
BOOST_SERIALIZATION_USE_ARRAY_OPTIMIZATION(boost::mpi::detail::mpi_datatype_oarchive)

#endif // BOOST_MPI_DETAIL_MPI_DATATYPE_OARCHIVE_HPP