vn-verdnaturachat/ios/Pods/boost-for-react-native/boost/serialization/bitset.hpp

76 lines
2.0 KiB
C++

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