DexFile.hpp

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/* Copyright 2017 - 2026 R. Thomas
 * Copyright 2017 - 2026 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_OAT_DEXFILE_H
#define LIEF_OAT_DEXFILE_H
 
#include <string_view>
#include <cstdint>
#include <string>
#include <vector>
 
#include "LIEF/Object.hpp"
#include "LIEF/visibility.h"
 
namespace LIEF {
class Visitor;
 
namespace DEX {
class File;
}
 
namespace OAT {
class Parser;
 
class LIEF_API DexFile : public Object {
  friend class Parser;
 
  public:
  DexFile();
  DexFile(const DexFile&);
  DexFile& operator=(const DexFile&);
 
  std::string_view location() const;
 
  uint32_t checksum() const;
  uint32_t dex_offset() const;
 
  bool has_dex_file() const;
 
  const DEX::File* dex_file() const;
  DEX::File* dex_file();
 
  void location(const std::string& location);
  void checksum(uint32_t checksum);
  void dex_offset(uint32_t dex_offset);
 
  const std::vector<uint32_t>& classes_offsets() const;
 
  // Android 7.X.X and Android 8.0.0
  // ===============================
  uint32_t lookup_table_offset() const;
 
  void class_offsets_offset(uint32_t offset);
  void lookup_table_offset(uint32_t offset);
  // ===============================
 
  void accept(Visitor& visitor) const override;
 
 
  ~DexFile() override;
 
  LIEF_API friend std::ostream& operator<<(std::ostream& os,
                                           const DexFile& dex_file);
 
  private:
  std::string location_;
  uint32_t checksum_ = 0;
  uint32_t dex_offset_ = 0;
 
  DEX::File* dex_file_ = nullptr;
 
  // OAT 64 (Android 6.X.X)
  std::vector<uint32_t> classes_offsets_;
 
  // OAT 79 / 88 (Android 7.X.X)
  uint32_t lookup_table_offset_ = 0;
 
  // OAT 131 (Android 8.1.0)
  uint32_t method_bss_mapping_offset_ = 0;
  uint32_t dex_sections_layout_offset_ = 0;
};
 
} // Namespace OAT
} // Namespace LIEF
#endif