chromium/components/zucchini/type_win_pe.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_ZUCCHINI_TYPE_WIN_PE_H_
#define COMPONENTS_ZUCCHINI_TYPE_WIN_PE_H_

#include <stddef.h>
#include <stdint.h>

namespace zucchini {

// Structures and constants taken from WINNT.h and following identical layout.
// This is used for parsing of Portable Executable (PE) file format.
namespace pe {
// Supported by MSVC, g++, and clang++. Ensures no gaps in packing.
#pragma pack(push, 1)

// IMAGE_NUMBEROF_DIRECTORY_ENTRIES
constexpr size_t kImageNumberOfDirectoryEntries = …;

// IMAGE_FILE_BASE_RELOCATION_TABLE
constexpr size_t kIndexOfBaseRelocationTable = …;

constexpr uint32_t kImageScnMemExecute = …;  // IMAGE_SCN_MEM_EXECUTE
constexpr uint32_t kImageScnMemRead = …;     // IMAGE_SCN_MEM_READ

// IMAGE_DOS_HEADER
struct ImageDOSHeader { … };
static_assert …;

// IMAGE_SECTION_HEADER
struct ImageSectionHeader { … };
static_assert …;

// IMAGE_DATA_DIRECTORY
struct ImageDataDirectory { … };
static_assert …;

// IMAGE_FILE_HEADER
struct ImageFileHeader { … };
static_assert …;

// IMAGE_OPTIONAL_HEADER
struct ImageOptionalHeader { … };
static_assert …;

// IMAGE_OPTIONAL_HEADER64
struct ImageOptionalHeader64 { … };
static_assert …;

struct RelocHeader { … };
static_assert …;

#pragma pack(pop)

}  // namespace pe

// Constants and offsets gleaned from WINNT.h and various articles on the
// format of Windows PE executables.

constexpr char const* kTextSectionName = …;

// Bitfield with characteristics usually associated with code sections.
const uint32_t kCodeCharacteristics = …;

}  // namespace zucchini

#endif  // COMPONENTS_ZUCCHINI_TYPE_WIN_PE_H_