dataIStreamArchive.h

/* Copyright (c) 2012, Daniel Nachbaur <danielnachbaur@googlemail.com>
 *               2012, Stefan Eilemann <eile@eyescale.ch>
 *
 * This file is part of Collage <https://github.com/Eyescale/Collage>
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

// Based on portable_iarchive.hpp
// https://github.com/boost-vault/serialization/eos_portable_archive.zip
// Copyright Christian Pfligersdorffer, 2007. All rights reserved.
//
// Distributed under 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)

#ifndef CO_DATAISTREAMARCHIVE_H
#define CO_DATAISTREAMARCHIVE_H

#include <co/api.h>
#include <co/types.h>

#include <boost/version.hpp>
#pragma warning( push )
#pragma warning( disable: 4800 )
#include <boost/archive/basic_binary_iarchive.hpp>
#pragma warning( pop )
#include <boost/archive/detail/register_archive.hpp>
#if BOOST_VERSION < 105600
#  include <boost/archive/shared_ptr_helper.hpp>
#endif
#include <boost/serialization/is_bitwise_serializable.hpp>

#include <boost/spirit/home/support/detail/endian.hpp>
#include <boost/spirit/home/support/detail/math/fpclassify.hpp>

#include <boost/type_traits/is_integral.hpp>
#include <boost/type_traits/is_unsigned.hpp>
#include <boost/type_traits/is_floating_point.hpp>

#include <boost/utility/enable_if.hpp>

namespace co
{
class DataIStreamArchive
    : public boost::archive::basic_binary_iarchive< DataIStreamArchive >
#if BOOST_VERSION < 105600
    , public boost::archive::detail::shared_ptr_helper
#endif
{
    typedef boost::archive::basic_binary_iarchive< DataIStreamArchive > Super;

public:
    CO_API DataIStreamArchive( DataIStream& stream );

    CO_API void load_binary( void* data, std::size_t size );

    template< typename T >
    void load_array( boost::serialization::array< T >& a, unsigned int );

    struct use_array_optimization
    {
        template< class T >
        struct apply
            : public boost::serialization::is_bitwise_serializable< T > {};
    };

private:
    friend class boost::archive::load_access;

    CO_API void load( bool& b );

    template< class C, class T, class A >
    void load( std::basic_string< C, T, A >& s );

    template< typename T >
    typename boost::enable_if< boost::is_integral<T> >::type load( T& t );

    template< typename T >
    typename boost::enable_if< boost::is_floating_point<T> >::type load( T& t );

#if BOOST_VERSION >= 104400
    // in boost 1.44 version_type was splitted into library_version_type and
    // item_version_type, plus a whole bunch of additional strong typedefs
    CO_API void load( boost::archive::library_version_type& version );
    CO_API void load( boost::archive::class_id_type& class_id );
    CO_API void load( boost::serialization::item_version_type& version );
    CO_API void load( boost::serialization::collection_size_type& version );
    CO_API void load( boost::archive::object_id_type& object_id );
    CO_API void load( boost::archive::version_type& version );
#endif

    CO_API signed char _loadSignedChar();

    DataIStream& _stream;
};

}

#include "dataIStreamArchive.ipp" // template implementation

// contains load_override impl for class_name_type
#include <boost/archive/impl/basic_binary_iarchive.ipp>

BOOST_SERIALIZATION_REGISTER_ARCHIVE(co::DataIStreamArchive)
BOOST_SERIALIZATION_USE_ARRAY_OPTIMIZATION(co::DataIStreamArchive)

#endif //CO_DATAISTREAMARCHIVE_H