DosHeader.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_PE_DOS_HEADER_H
#define LIEF_PE_DOS_HEADER_H
#include <cstdint>
#include <array>
#include <ostream>
 
#include "LIEF/Object.hpp"
#include "LIEF/visibility.h"
 
namespace LIEF {
namespace PE {
 
enum class PE_TYPE : uint16_t;
 
namespace details {
struct pe_dos_header;
}
class LIEF_API DosHeader : public Object {
  public:
  using reserved_t  = std::array<uint16_t, 4>;
  using reserved2_t = std::array<uint16_t, 10>;
 
  static constexpr uint16_t MAGIC = 0x5a4d; // MZ
 
  DosHeader(const details::pe_dos_header& header);
  DosHeader(const DosHeader&) = default;
  DosHeader& operator=(const DosHeader&) = default;
 
  DosHeader(DosHeader&&) = default;
  DosHeader& operator=(DosHeader&&) = default;
 
  ~DosHeader() override = default;
  uint16_t magic() const {
    return magic_;
  }

uint16_t used_bytes_in_last_page() const {

return used_bytes_in_last_page_;

}

uint16_t file_size_in_pages() const {

return file_sz_in_pages_;

}

uint16_t numberof_relocation() const {

return nb_relocations_;

}

uint16_t header_size_in_paragraphs() const {

return header_sz_in_paragraphs_;

}

uint16_t minimum_extra_paragraphs() const {

return min_extra_paragraphs_;

}

uint16_t maximum_extra_paragraphs() const {

return max_extra_paragraphs_;

}

uint16_t initial_relative_ss() const {

return init_relative_ss_;

}

uint16_t initial_sp() const {

return init_sp_;

}

uint16_t checksum() const {

return checksum_;

}

uint16_t initial_ip() const {

return init_ip_;

}

uint16_t initial_relative_cs() const {

return init_rel_cs_;

}

uint16_t addressof_relocation_table() const {

return addr_reloc_table_;

}

uint16_t overlay_number() const {

return overlay_number_;

}

const reserved_t& reserved() const {

return reserved_;

}

uint16_t oem_id() const {

return oem_id_;

}

uint16_t oem_info() const {

return oem_info_;

}

const reserved2_t& reserved2() const {

return reserved2_;

}

uint32_t addressof_new_exeheader() const {

return addr_new_exe_header_;

}