common.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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* Neither the name of the copyright holder nor the
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derived from this software without specific prior written permission.
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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*/
#ifndef CEREAL_TYPES_COMMON_HPP_
#define CEREAL_TYPES_COMMON_HPP_
#include "cereal/cereal.hpp"
namespace cereal
{
namespace common_detail
{
template <class Archive, class T> inline
void serializeArray( Archive & ar, T & array, std::true_type /* binary_supported */ )
{
ar( binary_data( array, sizeof(array) ) );
}
template <class Archive, class T> inline
void serializeArray( Archive & ar, T & array, std::false_type /* binary_supported */ )
{
for( auto & i : array )
ar( i );
}
namespace
{
template <class T, bool IsEnum>
struct enum_underlying_type : std::false_type {};
template <class T>
struct enum_underlying_type<T, true> { using type = typename std::underlying_type<T>::type; };
} // anon namespace
template <class T>
class is_enum
{
private:
using DecayedT = typename std::decay<T>::type;
using StrippedT = typename ::cereal::traits::strip_minimal<DecayedT>::type;
public:
static const bool value = std::is_enum<StrippedT>::value;
using type = StrippedT;
using base_type = typename enum_underlying_type<StrippedT, value>::type;
};
}
template <class Archive, class T> inline
typename std::enable_if<common_detail::is_enum<T>::value,
typename common_detail::is_enum<T>::base_type>::type
CEREAL_SAVE_MINIMAL_FUNCTION_NAME( Archive const &, T const & t )
{
return static_cast<typename common_detail::is_enum<T>::base_type>(t);
}
template <class Archive, class T> inline
typename std::enable_if<common_detail::is_enum<T>::value, void>::type
CEREAL_LOAD_MINIMAL_FUNCTION_NAME( Archive const &, T && t,
typename common_detail::is_enum<T>::base_type const & value )
{
t = reinterpret_cast<typename common_detail::is_enum<T>::type const &>( value );
}
template <class Archive, class T> inline
void CEREAL_SERIALIZE_FUNCTION_NAME( Archive &, T * & )
{
static_assert(cereal::traits::detail::delay_static_assert<T>::value,
"Cereal does not support serializing raw pointers - please use a smart pointer");
}
template <class Archive, class T> inline
typename std::enable_if<std::is_array<T>::value, void>::type
CEREAL_SERIALIZE_FUNCTION_NAME(Archive & ar, T & array)
{
common_detail::serializeArray( ar, array,
std::integral_constant<bool, traits::is_output_serializable<BinaryData<T>, Archive>::value &&
std::is_arithmetic<typename std::remove_all_extents<T>::type>::value>() );
}
} // namespace cereal
#endif // CEREAL_TYPES_COMMON_HPP_
cereal::traits::detail::delay_static_assert
Used to delay a static_assert until template instantiation.
Definition: traits.hpp:57
cereal::common_detail::is_enum
Checks if a type is an enum.
Definition: common.hpp:78
CEREAL_SERIALIZE_FUNCTION_NAME
#define CEREAL_SERIALIZE_FUNCTION_NAME
The serialization/deserialization function name to search for.
Definition: macros.hpp:78
CEREAL_SAVE_MINIMAL_FUNCTION_NAME
#define CEREAL_SAVE_MINIMAL_FUNCTION_NAME
The serialization (save_minimal) function name to search for.
Definition: macros.hpp:106
cereal::traits::is_output_serializable
Definition: traits.hpp:1111
cereal::BinaryData
A wrapper around data that can be serialized in a binary fashion.
Definition: helpers.hpp:211
cereal::common_detail::serializeArray
void serializeArray(Archive &ar, T &array, std::true_type)
Serialization for arrays if BinaryData is supported and we are arithmetic.
Definition: common.hpp:42
cereal.hpp
Main cereal functionality.
CEREAL_LOAD_MINIMAL_FUNCTION_NAME
#define CEREAL_LOAD_MINIMAL_FUNCTION_NAME
The deserialization (load_minimal) function name to search for.
Definition: macros.hpp:99