/* Copyright 2017 - 2025 R. Thomas

* Copyright 2017 - 2025 Quarkslab

*

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

#ifndef LIEF_OBJECT_H

#define LIEF_OBJECT_H

#include <type_traits>

#include "LIEF/visibility.h"

namespace LIEF {

class Visitor;

class LIEF_API Object {

template<class T>

using add_pointer_t = typename std::add_pointer<T>::type;

template<class T>

using decay_t = typename std::decay<T>::type;

template<class T>

using add_const_t = typename std::add_const<T>::type;

public:

template<class T>

using output_t = add_pointer_t<decay_t<T>>;

template<class T>

using output_const_t = add_pointer_t<add_const_t<decay_t<T>>>;

public:

Object();

Object(const Object& other);

Object& operator=(const Object& other);

Object(Object&& other) noexcept = default;

Object& operator=(Object&& other) noexcept = default;

template<class T>

LIEF_LOCAL output_t<T> as();

template<class T>

LIEF_LOCAL output_const_t<T> as() const;

virtual bool operator==(const Object& other) const;

virtual bool operator!=(const Object& other) const {

return !(*this == other);

}

virtual ~Object();

virtual void accept(Visitor& visitor) const = 0;

};

}

#endif