/* Copyright 2017 - 2021 R. Thomas
 * Copyright 2017 - 2021 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 ELF_DATA_HANDLER_HANDLER_H_
#define ELF_DATA_HANDLER_HANDLER_H_
#include <vector>

#include "LIEF/visibility.h"
#include "LIEF/utils.hpp"

#include "LIEF/ELF/DataHandler/Node.hpp"

namespace LIEF {
namespace ELF {
namespace DataHandler {

class LIEF_API Handler {
  public:
  static constexpr size_t MAX_SIZE = 1_GB;
  Handler(const std::vector<uint8_t>& content);
  Handler(std::vector<uint8_t>&& content);
  ~Handler(void);

  Handler& operator=(const Handler&);
  Handler(const Handler&);

  const std::vector<uint8_t>& content(void) const;
  std::vector<uint8_t>& content(void);

  Node& add(const Node& node);

  bool has(uint64_t offset, uint64_t size, Node::Type type);

  Node& get(uint64_t offset, uint64_t size, Node::Type type);

  Node& create(uint64_t offset, uint64_t size, Node::Type type);

  void remove(uint64_t offset, uint64_t size, Node::Type type);

  void make_hole(uint64_t offset, uint64_t size);

  void reserve(uint64_t offset, uint64_t size);

  private:
  Handler(void);
  std::vector<uint8_t> data_;
  std::vector<Node*> nodes_;
};
} // namespace DataHandler
} // namespace ELF
} // namespace LIEF

#endif