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146 lines
4.3 KiB
C++
146 lines
4.3 KiB
C++
#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)
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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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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 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 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 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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// note: if you get a compile time error here with a
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// message something like:
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// cannot convert parameter 1 from <file type 1> to <file type 2 &>
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// a likely possible cause is that the class T contains a
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// serialize function - but that serialize function isn't
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// a template and corresponds to a file type different than
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// the class Archive. To resolve this, don't include an
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// archive type other than that for which the serialization
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// function is defined!!!
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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 T>
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static void construct(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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template<class T, class U>
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static T & cast_reference(U & u){
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return static_cast<T &>(u);
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}
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template<class T, class U>
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static T * cast_pointer(U * u){
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return static_cast<T *>(u);
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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
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