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