76 lines
1.9 KiB
C++
76 lines
1.9 KiB
C++
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/*!
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* \file bitset.hpp
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* \brief Provides Boost.Serialization support for std::bitset
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* \author Brian Ravnsgaard Riis
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* \author Kenneth Riddile
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* \date 16.09.2004, updated 04.03.2009
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* \copyright 2004 Brian Ravnsgaard Riis
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* \license Boost Software License 1.0
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*/
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#ifndef BOOST_SERIALIZATION_BITSET_HPP
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#define BOOST_SERIALIZATION_BITSET_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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#include <bitset>
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#include <cstddef> // size_t
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#include <boost/config.hpp>
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#include <boost/serialization/split_free.hpp>
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#include <boost/serialization/string.hpp>
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#include <boost/serialization/nvp.hpp>
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namespace boost{
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namespace serialization{
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template <class Archive, std::size_t size>
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inline void save(
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Archive & ar,
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std::bitset<size> const & t,
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const unsigned int /* version */
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){
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const std::string bits = t.template to_string<
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std::string::value_type,
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std::string::traits_type,
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std::string::allocator_type
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>();
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ar << BOOST_SERIALIZATION_NVP( bits );
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}
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template <class Archive, std::size_t size>
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inline void load(
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Archive & ar,
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std::bitset<size> & t,
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const unsigned int /* version */
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){
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std::string bits;
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ar >> BOOST_SERIALIZATION_NVP( bits );
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t = std::bitset<size>(bits);
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}
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template <class Archive, std::size_t size>
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inline void serialize(
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Archive & ar,
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std::bitset<size> & t,
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const unsigned int version
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){
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boost::serialization::split_free( ar, t, version );
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}
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// don't track bitsets since that would trigger tracking
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// all over the program - which probably would be a surprise.
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// also, tracking would be hard to implement since, we're
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// serialization a representation of the data rather than
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// the data itself.
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template <std::size_t size>
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struct tracking_level<std::bitset<size> >
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: mpl::int_<track_never> {} ;
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} //serialization
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} //boost
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#endif // BOOST_SERIALIZATION_BITSET_HPP
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