OAT/Class.hpp

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/* Copyright 2017 - 2024 R. Thomas
 * Copyright 2017 - 2024 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_CLASS_H
#define LIEF_OAT_CLASS_H
 
#include "LIEF/iterators.hpp"
#include "LIEF/OAT/enums.hpp"
#include "LIEF/DEX/deopt.hpp"
 
#include "LIEF/visibility.h"
#include "LIEF/Object.hpp"
 
#include <string>
 
namespace LIEF {
namespace DEX {
class Class;
}
namespace OAT {
class Parser;
class Method;
 
class LIEF_API Class : public Object {
  friend class Parser;
 
  public:
  using methods_t = std::vector<Method*>;
  using it_methods = ref_iterator<methods_t&>;
  using it_const_methods = const_ref_iterator<const methods_t&>;
 
  public:
  Class();
 
  Class(OAT_CLASS_STATUS status, OAT_CLASS_TYPES type,
        DEX::Class* dex_class, std::vector<uint32_t> bitmap = {});
 
  Class(const Class&);
  Class& operator=(const Class&);
 
  bool has_dex_class() const;
  const DEX::Class* dex_class() const;
  DEX::Class* dex_class();
 
  OAT_CLASS_STATUS status() const;
  OAT_CLASS_TYPES type() const;
 
  const std::string& fullname() const;
  size_t index() const;
 
  it_methods methods();
  it_const_methods methods() const;
 
  const std::vector<uint32_t>& bitmap() const;
 
  bool is_quickened(const DEX::Method& m) const;
  bool is_quickened(uint32_t relative_index) const;
 
  uint32_t method_offsets_index(const DEX::Method& m) const;
  uint32_t method_offsets_index(uint32_t relative_index) const;
 
  uint32_t relative_index(const DEX::Method& m) const;
  uint32_t relative_index(uint32_t method_absolute_index) const;
 
  DEX::dex2dex_class_info_t dex2dex_info() const;
 
  void accept(Visitor& visitor) const override;
 
 
  LIEF_API friend std::ostream& operator<<(std::ostream& os, const Class& cls);
 
  ~Class() override;
 
  private:
 
  DEX::Class* dex_class_ = nullptr;
 
  OAT_CLASS_STATUS status_ = OAT_CLASS_STATUS::STATUS_NOTREADY;
  OAT_CLASS_TYPES  type_   = OAT_CLASS_TYPES::OAT_CLASS_NONE_COMPILED;
 
  std::vector<uint32_t> method_bitmap_;
  methods_t methods_;
 
};
 
} // Namespace OAT
} // Namespace LIEF
#endif