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- #ifndef BOOST_SERIALIZATION_ACCESS_HPP
- #define BOOST_SERIALIZATION_ACCESS_HPP
- // MS compatible compilers support #pragma once
- #if defined(_MSC_VER)
- # pragma once
- #endif
- /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
- // access.hpp: interface for serialization system.
- // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
- // 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)
- // See http://www.boost.org for updates, documentation, and revision history.
- #include <boost/config.hpp>
- namespace boost {
- namespace archive {
- namespace detail {
- template<class Archive, class T>
- class iserializer;
- template<class Archive, class T>
- class oserializer;
- } // namespace detail
- } // namespace archive
- namespace serialization {
- // forward declarations
- template<class Archive, class T>
- inline void serialize_adl(Archive &, T &, const unsigned int);
- namespace detail {
- template<class Archive, class T>
- struct member_saver;
- template<class Archive, class T>
- struct member_loader;
- } // namespace detail
- // use an "accessor class so that we can use:
- // "friend class boost::serialization::access;"
- // in any serialized class to permit clean, safe access to private class members
- // by the serialization system
- class access {
- public:
- // grant access to "real" serialization defaults
- #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
- public:
- #else
- template<class Archive, class T>
- friend struct detail::member_saver;
- template<class Archive, class T>
- friend struct detail::member_loader;
- template<class Archive, class T>
- friend class archive::detail::iserializer;
- template<class Archive, class T>
- friend class archive::detail::oserializer;
- template<class Archive, class T>
- friend inline void serialize(
- Archive & ar,
- T & t,
- const unsigned int file_version
- );
- template<class Archive, class T>
- friend inline void save_construct_data(
- Archive & ar,
- const T * t,
- const unsigned int file_version
- );
- template<class Archive, class T>
- friend inline void load_construct_data(
- Archive & ar,
- T * t,
- const unsigned int file_version
- );
- #endif
- // pass calls to users's class implementation
- template<class Archive, class T>
- static void member_save(
- Archive & ar,
- //const T & t,
- T & t,
- const unsigned int file_version
- ){
- t.save(ar, file_version);
- }
- template<class Archive, class T>
- static void member_load(
- Archive & ar,
- T & t,
- const unsigned int file_version
- ){
- t.load(ar, file_version);
- }
- template<class Archive, class T>
- static void serialize(
- Archive & ar,
- T & t,
- const unsigned int file_version
- ){
- // note: if you get a compile time error here with a
- // message something like:
- // cannot convert parameter 1 from <file type 1> to <file type 2 &>
- // a likely possible cause is that the class T contains a
- // serialize function - but that serialize function isn't
- // a template and corresponds to a file type different than
- // the class Archive. To resolve this, don't include an
- // archive type other than that for which the serialization
- // function is defined!!!
- t.serialize(ar, file_version);
- }
- template<class T>
- static void destroy( const T * t) // const appropriate here?
- {
- // the const business is an MSVC 6.0 hack that should be
- // benign on everything else
- delete const_cast<T *>(t);
- }
- template<class T>
- static void construct(T * t){
- // default is inplace invocation of default constructor
- // Note the :: before the placement new. Required if the
- // class doesn't have a class-specific placement new defined.
- ::new(t)T;
- }
- template<class T, class U>
- static T & cast_reference(U & u){
- return static_cast<T &>(u);
- }
- template<class T, class U>
- static T * cast_pointer(U * u){
- return static_cast<T *>(u);
- }
- };
- } // namespace serialization
- } // namespace boost
- #endif // BOOST_SERIALIZATION_ACCESS_HPP
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