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-#ifndef BOOST_SERIALIZATION_COLLECTION_SIZE_TYPE_HPP |
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-#define BOOST_SERIALIZATION_COLLECTION_SIZE_TYPE_HPP |
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- |
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-// (C) Copyright 2005 Matthias Troyer |
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-// (C) Copyright 2020 Robert Ramey |
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- |
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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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- |
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-#include <cstddef> // size_t |
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-#include <boost/assert.hpp> |
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-#include <boost/operators.hpp> |
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-#include <boost/serialization/level.hpp> |
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-#include <boost/serialization/is_bitwise_serializable.hpp> |
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- |
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-namespace boost { |
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-namespace serialization { |
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- |
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-template<typename T> // T is the basic type holding the integer |
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-struct cardinal_number : private |
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- boost::totally_ordered<cardinal_number<T> >, |
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- boost::additive<cardinal_number<T> >, |
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- boost::unit_steppable<cardinal_number<T> > |
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-{ |
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-private: |
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- template<typename CharType, typename Traits> |
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- friend std::basic_ostream<CharType, Traits> & operator<<( |
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- const std::basic_ostream<CharType, Traits> & bos, |
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- const cardinal_number & rhs |
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- ); |
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- template<typename CharType, typename Traits> |
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- friend std::basic_istream<CharType, Traits> & operator>>( |
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- std::basic_istream<CharType, Traits> & bis, |
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- const cardinal_number & rhs |
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- ); |
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-public: |
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- T m_t; |
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- cardinal_number(T t = 0) : |
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- m_t(t) |
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- {} |
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- cardinal_number(unsigned int t) : |
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- m_t(t) |
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- {} |
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- cardinal_number(int t) : |
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- m_t(t) |
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- { |
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- BOOST_ASSERT(t >= 0); |
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- } |
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- operator const T (){ |
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- return m_t; |
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- } |
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- // assignment operator |
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- cardinal_number & operator=(const cardinal_number & rhs){ |
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- m_t = rhs.m_t; |
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- return *this; |
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- } |
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- // basic operations upon which others depend |
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- // totally ordered / less_than_comparable |
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- bool operator<(const cardinal_number & rhs) const { |
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- return m_t < rhs.m_t; |
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- } |
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- bool operator==(const cardinal_number & rhs) const { |
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- return m_t == rhs.m_t; |
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- } |
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- // additive |
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- cardinal_number & operator+=(const cardinal_number & rhs){ |
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- m_t += rhs.m_t; |
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- return *this; |
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- } |
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- // subtractive |
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- cardinal_number & operator-=(const cardinal_number & rhs){ |
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- BOOST_ASSERT(m_t >= rhs.m_t); |
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- m_t -= rhs.m_t; |
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- return *this; |
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- } |
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- // increment |
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- cardinal_number operator++(){ |
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- ++m_t; |
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- return *this; |
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- } |
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- // decrement |
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- cardinal_number operator--(){ |
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- BOOST_ASSERT(m_t > T(0)); |
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- --m_t; |
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- return *this; |
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- } |
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-}; |
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- |
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-typedef cardinal_number<std::size_t> collection_size_type; |
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- |
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-} } // end namespace boost::serialization |
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- |
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-#include <ostream> |
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-#include <istream> |
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- |
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-namespace std { |
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- |
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-template<typename CharType, typename Traits> |
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-basic_ostream<CharType, Traits> & operator<<( |
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- std::basic_ostream<CharType, Traits> & bos, |
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- const boost::serialization::collection_size_type & rhs |
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-){ |
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- bos << rhs.m_t; |
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- return bos; |
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-} |
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- |
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-template<typename CharType, typename Traits> |
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-basic_istream<CharType, Traits> & operator>>( |
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- std::basic_istream<CharType, Traits> & bis, |
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- boost::serialization::collection_size_type & rhs |
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-){ |
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- bis >> rhs.m_t; |
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- return bis; |
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-} |
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- |
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-} // std |
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- |
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-BOOST_CLASS_IMPLEMENTATION( \ |
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- boost::serialization::collection_size_type, \ |
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- primitive_type \ |
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-) |
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-BOOST_IS_BITWISE_SERIALIZABLE(boost::serialization::collection_size_type) |
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- |
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-#endif //BOOST_SERIALIZATION_COLLECTION_SIZE_TYPE_HPP |