Object.hpp

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/* 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