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// Copyright (C) 2014-2017 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#if !defined (COMMONAPI_INTERNAL_COMPILATION)
#error "Only <CommonAPI/CommonAPI.hpp> can be included directly, this file may disappear or change contents."
#endif
#ifndef COMMONAPI_STRUCT_HPP_
#define COMMONAPI_STRUCT_HPP_
#include <iostream>
#include <tuple>
namespace CommonAPI {
typedef uint32_t Serial;
template<class Derived_>
class InputStream;
template<class Derived_>
class OutputStream;
template<class Derived_>
class TypeOutputStream;
template<int, class, class, class>
struct StructReader;
template<
int Index_, class Input_,
template<class...> class V_, class... Values_,
template<class...> class D_, class... Depls_>
struct StructReader<Index_, Input_, V_<Values_...>, D_<Depls_...>> {
void operator()(InputStream<Input_> &_input,
V_<Values_...> &_values,
const D_<Depls_...> *_depls) {
StructReader<Index_-1, Input_, V_<Values_...>, D_<Depls_...>>{}(_input, _values, _depls);
_input.template readValue<>(std::get<Index_>(_values.values_),
(_depls ? std::get<Index_>(_depls->values_) : nullptr));
}
};
template<
int Index_, class Input_,
template<class...> class V_, class... Values_,
class D_>
struct StructReader<Index_, Input_, V_<Values_...>, D_> {
void operator()(InputStream<Input_> &_input,
V_<Values_...> &_values,
const D_ *_depls) {
StructReader<Index_-1, Input_, V_<Values_...>, D_>{}(_input, _values, _depls);
_input.template readValue<D_>(std::get<Index_>(_values.values_));
}
};
template<class Input_,
template<class...> class V_, class... Values_,
template<class...> class D_, class... Depls_>
struct StructReader<0, Input_, V_<Values_...>, D_<Depls_...>> {
void operator()(InputStream<Input_> &_input,
V_<Values_...> &_values,
const D_<Depls_...> *_depls) {
_input.template readValue<>(std::get<0>(_values.values_),
(_depls ? std::get<0>(_depls->values_) : nullptr));
}
};
template<class Input_,
template<class...> class V_, class... Values_,
class D_>
struct StructReader<0, Input_, V_<Values_...>, D_> {
void operator()(InputStream<Input_> &_input,
V_<Values_...> &_values,
const D_ *_depls) {
(void)_depls;
_input.template readValue<D_>(std::get<0>(_values.values_));
}
};
template< int, class, class, class >
struct StructWriter;
template<
int Index_, class Output_,
template<class ...> class V_, class... Values_,
template <class...> class D_, class... Depls_>
struct StructWriter<Index_, Output_, V_<Values_...>, D_<Depls_...>> {
void operator()(OutputStream<Output_> &_output,
const V_<Values_...> &_values,
const D_<Depls_...> *_depls) {
StructWriter<Index_-1, Output_, V_<Values_...>, D_<Depls_...>>{}(_output, _values, _depls);
_output.template writeValue<>(std::get<Index_>(_values.values_),
(_depls ? std::get<Index_>(_depls->values_) : nullptr));
}
};
template<
int Index_, class Output_,
template<class...> class V_, class... Values_,
class D_>
struct StructWriter<Index_, Output_, V_<Values_...>, D_> {
void operator()(OutputStream<Output_> &_output,
const V_<Values_...> &_values,
const D_ *_depls) {
StructWriter<Index_-1, Output_, V_<Values_...>, D_>{}(_output, _values, _depls);
_output.template writeValue<D_>(std::get<Index_>(_values.values_));
}
};
template<class Output_,
template<class...> class V_, class... Values_,
template<class...> class D_, class... Depls_>
struct StructWriter<0, Output_, V_<Values_...>, D_<Depls_...>> {
void operator()(OutputStream<Output_> &_output,
const V_<Values_...> &_values,
const D_<Depls_...> *_depls) {
_output.template writeValue<>(std::get<0>(_values.values_),
(_depls ? std::get<0>(_depls->values_) : nullptr));
}
};
template<class Output_,
template<class...> class V_, class... Values_,
class D_>
struct StructWriter<0, Output_, V_<Values_...>, D_> {
void operator()(OutputStream<Output_> &_output,
const V_<Values_...> &_values,
const D_ *_depls) {
(void)_depls;
_output.template writeValue<D_>(std::get<0>(_values.values_));
}
};
template<class, int, class, class>
struct StructTypeWriter;
template<int Index_, class TypeOutput_,
template<class...> class V_, class... Values_>
struct StructTypeWriter<EmptyDeployment, Index_, TypeOutput_, V_<Values_...>> {
void operator()(TypeOutputStream<TypeOutput_> &_output,
const V_<Values_...> &_values,
const EmptyDeployment *_depl = nullptr) {
StructTypeWriter<EmptyDeployment, Index_-1, TypeOutput_, V_<Values_...>>{}(_output, _values, _depl);
#ifdef _WIN32
_output.writeType(std::get<Index_>(_values.values_), _depl);
#else
_output.template writeType(std::get<Index_>(_values.values_), _depl);
#endif
}
};
template<class TypeOutput_,
template<class...> class V_, class... Values_>
struct StructTypeWriter<EmptyDeployment, 0, TypeOutput_, V_<Values_...>> {
void operator()(TypeOutputStream<TypeOutput_> &_output,
const V_<Values_...> &_values,
const EmptyDeployment *_depl = nullptr) {
#ifdef _WIN32
_output.writeType(std::get<0>(_values.values_), _depl);
#else
_output.template writeType(std::get<0>(_values.values_), _depl);
#endif
}
};
template<typename Deployment_, int Index_, class TypeOutput_,
template<class...> class V_, class... Values_>
struct StructTypeWriter<Deployment_, Index_, TypeOutput_, V_<Values_...>> {
void operator()(TypeOutputStream<TypeOutput_> &_output,
const V_<Values_...> &_values,
const Deployment_ *_depl = nullptr) {
StructTypeWriter<Deployment_, Index_-1, TypeOutput_, V_<Values_...>>{}(_output, _values, _depl);
#ifdef _WIN32
_output.writeType(std::get<Index_>(_values.values_),
(_depl ? std::get<Index_>(_depl->values_)
: nullptr));
#else
_output.template writeType(std::get<Index_>(_values.values_),
(_depl ? std::get<Index_>(_depl->values_)
: nullptr));
#endif
}
};
template<typename Deployment_, class TypeOutput_,
template<class...> class V_, class... Values_>
struct StructTypeWriter<Deployment_, 0, TypeOutput_, V_<Values_...>> {
void operator()(TypeOutputStream<TypeOutput_> &_output,
const V_<Values_...> &_values,
const Deployment_ *_depl = nullptr) {
#ifdef _WIN32
_output.writeType(std::get<0>(_values.values_),
(_depl ? std::get<0>(_depl->values_)
: nullptr));
#else
_output.template writeType(std::get<0>(_values.values_),
(_depl ? std::get<0>(_depl->values_)
: nullptr));
#endif
}
};
// Structures are mapped to a (generated) struct which inherits from CommonAPI::Struct.
// CommonAPI::Struct holds the structured data in a tuple. The generated class provides
// getter- and setter-methods for the structure members.
template<typename... Types_>
struct Struct {
std::tuple<Types_...> values_;
};
// Polymorphic structs are mapped to an interface that is derived from the base class
// PolymorphicStruct and contain their parameter in a Struct.
struct PolymorphicStruct {
virtual ~PolymorphicStruct() {};
virtual Serial getSerial() const = 0;
};
} // namespace CommonAPI
#endif // COMMONAPI_STRUCT_HPP_
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