os/ossrv/ossrv_pub/boost_apis/boost/serialization/access.hpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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#ifndef BOOST_SERIALIZATION_ACCESS_HPP
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#define BOOST_SERIALIZATION_ACCESS_HPP
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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# pragma once
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#endif
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// access.hpp: interface for serialization system.
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//  See http://www.boost.org for updates, documentation, and revision history.
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#include <boost/config.hpp>
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#include <boost/pfto.hpp>
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namespace boost {
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namespace archive {
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namespace detail {
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    template<class Archive, class T>
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    class iserializer;
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    template<class Archive, class T>
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    class oserializer;
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} // namespace detail
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} // namespace archive
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namespace serialization {
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// forward declarations
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template<class Archive, class T>
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inline void serialize_adl(Archive &, T &, const unsigned int);
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namespace detail {
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    template<class Archive, class T>
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    struct member_saver;
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    template<class Archive, class T>
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    struct member_loader;
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} // namespace detail
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// use an "accessor class so that we can use: 
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// "friend class boost::serialization::access;" 
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// in any serialized class to permit clean, safe access to private class members
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// by the serialization system
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class access {
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public:
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    // grant access to "real" serialization defaults
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#ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
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public:
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#else
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    template<class Archive, class T>
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    friend struct detail::member_saver;
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    template<class Archive, class T>
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    friend struct detail::member_loader;
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    template<class Archive, class T>
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    friend class archive::detail::iserializer;
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    template<class Archive, class T>
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    friend class archive::detail::oserializer;
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    template<class Archive, class T>
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    friend inline void serialize(
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        Archive & ar, 
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        T & t, 
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        const BOOST_PFTO unsigned int file_version
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    );
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    template<class Archive, class T>
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    friend inline void save_construct_data(
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        Archive & ar, 
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        const T * t, 
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        const BOOST_PFTO unsigned int file_version
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    );
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    template<class Archive, class T>
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    friend inline void load_construct_data(
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        Archive & ar, 
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        T * t, 
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        const BOOST_PFTO unsigned int file_version
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    );
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#endif
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    // pass calls to users's class implementation
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    template<class Archive, class T>
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    static void member_save(
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        Archive & ar, 
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        //const T & t,
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        T & t,
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        const unsigned int file_version
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    ){
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        t.save(ar, file_version);
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    }
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    template<class Archive, class T>
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    static void member_load(
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        Archive & ar, 
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        T & t,
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        const unsigned int file_version
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    ){
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        t.load(ar, file_version);
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    }
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    template<class Archive, class T>
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    static void serialize(
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        Archive & ar, 
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        T & t, 
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        const unsigned int file_version
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    ){
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        t.serialize(ar, file_version);
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    }
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    template<class T>
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    static void destroy( const T * t) // const appropriate here?
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    {
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        // the const business is an MSVC 6.0 hack that should be
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        // benign on everything else
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        delete const_cast<T *>(t);
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    }
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    template<class Archive, class T>
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    static void construct(Archive & /* ar */, T * t){
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        // default is inplace invocation of default constructor
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        // Note the :: before the placement new. Required if the
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        // class doesn't have a class-specific placement new defined.
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        ::new(t)T;
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    }
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};
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} // namespace serialization
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} // namespace boost
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#endif // BOOST_SERIALIZATION_ACCESS_HPP