base_class.hpp
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/*
Copyright (c) 2014, Randolph Voorhies, Shane Grant
All rights reserved.
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modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
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* Redistributions in binary form must reproduce the above copyright
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documentation and/or other materials provided with the distribution.
* Neither the name of cereal nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL RANDOLPH VOORHIES OR SHANE GRANT BE LIABLE FOR ANY
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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*/
#ifndef CEREAL_TYPES_BASE_CLASS_HPP_
#define CEREAL_TYPES_BASE_CLASS_HPP_
#include <cereal/details/traits.hpp>
namespace cereal
{
template<class Base>
struct base_class : private traits::detail::BaseCastBase
{
template<class Derived>
base_class(Derived const * derived) :
base_ptr(const_cast<Base*>(static_cast<Base const *>(derived)))
{ static_assert( std::is_base_of<Base, Derived>::value, "Can only use base_class on a valid base class" ); }
Base * base_ptr;
};
template<class Base>
struct virtual_base_class : private traits::detail::BaseCastBase
{
template<class Derived>
virtual_base_class(Derived const * derived) :
base_ptr(const_cast<Base*>(static_cast<Base const *>(derived)))
{ static_assert( std::is_base_of<Base, Derived>::value, "Can only use base_class on a valid base class" ); }
Base * base_ptr;
};
} // namespace cereal
#endif // CEREAL_TYPES_BASE_CLASS_HPP_
cereal::virtual_base_class
Casts a derived class to its virtual base class in a way that allows cereal to track inheritance...
Definition: base_class.hpp:152
cereal::traits::detail::BaseCastBase
Common base type for base class casting.
Definition: traits.hpp:1091
traits.hpp
Internal type trait support.
cereal::base_class
Casts a derived class to its non-virtual base class in a way that safely supports abstract classes...
Definition: base_class.hpp:72
cereal
Definition: access.hpp:39