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IMAGE_OPTIONAL_HEADER64
構造体サイズ=各フィールドのバイト数(x64/x86 で異なる場合は x64/x86 と併記)。x64/x86 列=フィールドのバイトオフセット(HSPで dupptr / lpoke / wpoke 等に使用)。
フィールド
| フィールド | 型 | サイズ | x64 | x86 | 説明 |
|---|---|---|---|---|---|
| Magic | IMAGE_OPTIONAL_HEADER_MAGIC | 2 | +0 | +0 | オプションヘッダ形式を示すマジック値(PE32/PE32+)。 |
| MajorLinkerVersion | BYTE | 1 | +2 | +2 | リンカのメジャーバージョン。 |
| MinorLinkerVersion | BYTE | 1 | +3 | +3 | リンカのマイナーバージョン。 |
| SizeOfCode | DWORD | 4 | +4 | +4 | 全コードセクションの合計サイズ。 |
| SizeOfInitializedData | DWORD | 4 | +8 | +8 | 初期化済みデータの合計サイズ。 |
| SizeOfUninitializedData | DWORD | 4 | +12 | +12 | 未初期化データ(BSS)の合計サイズ。 |
| AddressOfEntryPoint | DWORD | 4 | +16 | +16 | エントリポイントのRVA。 |
| BaseOfCode | DWORD | 4 | +20 | +20 | コードセクションの基準RVA。 |
| ImageBase | ULONGLONG | 8 | +24 | +24 | 優先ロードベースアドレス(64ビット)。 |
| SectionAlignment | DWORD | 4 | +32 | +32 | メモリ上のセクション整列単位。 |
| FileAlignment | DWORD | 4 | +36 | +36 | ファイル上のセクション整列単位。 |
| MajorOperatingSystemVersion | WORD | 2 | +40 | +40 | 必要OSのメジャーバージョン。 |
| MinorOperatingSystemVersion | WORD | 2 | +42 | +42 | 必要OSのマイナーバージョン。 |
| MajorImageVersion | WORD | 2 | +44 | +44 | イメージのメジャーバージョン。 |
| MinorImageVersion | WORD | 2 | +46 | +46 | イメージのマイナーバージョン。 |
| MajorSubsystemVersion | WORD | 2 | +48 | +48 | サブシステムのメジャーバージョン。 |
| MinorSubsystemVersion | WORD | 2 | +50 | +50 | サブシステムのマイナーバージョン。 |
| Win32VersionValue | DWORD | 4 | +52 | +52 | 予約。0でなければならない。 |
| SizeOfImage | DWORD | 4 | +56 | +56 | メモリ上のイメージ全体サイズ。 |
| SizeOfHeaders | DWORD | 4 | +60 | +60 | 全ヘッダの合計サイズ(FileAlignment整列)。 |
| CheckSum | DWORD | 4 | +64 | +64 | イメージのチェックサム。 |
| Subsystem | IMAGE_SUBSYSTEM | 2 | +68 | +68 | 必要なサブシステムを示すIMAGE_SUBSYSTEM値。 |
| DllCharacteristics | IMAGE_DLL_CHARACTERISTICS | 2 | +70 | +70 | DLL特性を示すIMAGE_DLL_CHARACTERISTICSフラグ。 |
| SizeOfStackReserve | ULONGLONG | 8 | +72 | +72 | スタックに予約する仮想メモリサイズ(64ビット)。 |
| SizeOfStackCommit | ULONGLONG | 8 | +80 | +80 | 初期コミットするスタックサイズ(64ビット)。 |
| SizeOfHeapReserve | ULONGLONG | 8 | +88 | +88 | ヒープに予約する仮想メモリサイズ(64ビット)。 |
| SizeOfHeapCommit | ULONGLONG | 8 | +96 | +96 | 初期コミットするヒープサイズ(64ビット)。 |
| LoaderFlags | DWORD | 4 | +104 | +104 | 予約。0でなければならない。 |
| NumberOfRvaAndSizes | DWORD | 4 | +108 | +108 | DataDirectory配列のエントリ数。 |
| DataDirectory | IMAGE_DATA_DIRECTORY | 128 | +112 | +112 | データディレクトリ(IMAGE_DATA_DIRECTORY)配列。 |
各言語での定義
#include <windows.h>
// IMAGE_DATA_DIRECTORY (x64 8 / x86 8 バイト)
typedef struct IMAGE_DATA_DIRECTORY {
DWORD VirtualAddress;
DWORD Size;
} IMAGE_DATA_DIRECTORY;
// IMAGE_OPTIONAL_HEADER64 (x64 240 / x86 240 バイト)
#pragma pack(push, 4)
typedef struct IMAGE_OPTIONAL_HEADER64 {
IMAGE_OPTIONAL_HEADER_MAGIC Magic;
BYTE MajorLinkerVersion;
BYTE MinorLinkerVersion;
DWORD SizeOfCode;
DWORD SizeOfInitializedData;
DWORD SizeOfUninitializedData;
DWORD AddressOfEntryPoint;
DWORD BaseOfCode;
ULONGLONG ImageBase;
DWORD SectionAlignment;
DWORD FileAlignment;
WORD MajorOperatingSystemVersion;
WORD MinorOperatingSystemVersion;
WORD MajorImageVersion;
WORD MinorImageVersion;
WORD MajorSubsystemVersion;
WORD MinorSubsystemVersion;
DWORD Win32VersionValue;
DWORD SizeOfImage;
DWORD SizeOfHeaders;
DWORD CheckSum;
IMAGE_SUBSYSTEM Subsystem;
IMAGE_DLL_CHARACTERISTICS DllCharacteristics;
ULONGLONG SizeOfStackReserve;
ULONGLONG SizeOfStackCommit;
ULONGLONG SizeOfHeapReserve;
ULONGLONG SizeOfHeapCommit;
DWORD LoaderFlags;
DWORD NumberOfRvaAndSizes;
IMAGE_DATA_DIRECTORY DataDirectory[16];
} IMAGE_OPTIONAL_HEADER64;
#pragma pack(pop)using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct IMAGE_DATA_DIRECTORY
{
public uint VirtualAddress;
public uint Size;
}
[StructLayout(LayoutKind.Sequential, Pack = 4, CharSet = CharSet.Unicode)]
public struct IMAGE_OPTIONAL_HEADER64
{
public ushort Magic;
public byte MajorLinkerVersion;
public byte MinorLinkerVersion;
public uint SizeOfCode;
public uint SizeOfInitializedData;
public uint SizeOfUninitializedData;
public uint AddressOfEntryPoint;
public uint BaseOfCode;
public ulong ImageBase;
public uint SectionAlignment;
public uint FileAlignment;
public ushort MajorOperatingSystemVersion;
public ushort MinorOperatingSystemVersion;
public ushort MajorImageVersion;
public ushort MinorImageVersion;
public ushort MajorSubsystemVersion;
public ushort MinorSubsystemVersion;
public uint Win32VersionValue;
public uint SizeOfImage;
public uint SizeOfHeaders;
public uint CheckSum;
public ushort Subsystem;
public ushort DllCharacteristics;
public ulong SizeOfStackReserve;
public ulong SizeOfStackCommit;
public ulong SizeOfHeapReserve;
public ulong SizeOfHeapCommit;
public uint LoaderFlags;
public uint NumberOfRvaAndSizes;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)] public IMAGE_DATA_DIRECTORY[] DataDirectory;
}Imports System.Runtime.InteropServices
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure IMAGE_DATA_DIRECTORY
Public VirtualAddress As UInteger
Public Size As UInteger
End Structure
<StructLayout(LayoutKind.Sequential, Pack:=4, CharSet:=CharSet.Unicode)>
Public Structure IMAGE_OPTIONAL_HEADER64
Public Magic As UShort
Public MajorLinkerVersion As Byte
Public MinorLinkerVersion As Byte
Public SizeOfCode As UInteger
Public SizeOfInitializedData As UInteger
Public SizeOfUninitializedData As UInteger
Public AddressOfEntryPoint As UInteger
Public BaseOfCode As UInteger
Public ImageBase As ULong
Public SectionAlignment As UInteger
Public FileAlignment As UInteger
Public MajorOperatingSystemVersion As UShort
Public MinorOperatingSystemVersion As UShort
Public MajorImageVersion As UShort
Public MinorImageVersion As UShort
Public MajorSubsystemVersion As UShort
Public MinorSubsystemVersion As UShort
Public Win32VersionValue As UInteger
Public SizeOfImage As UInteger
Public SizeOfHeaders As UInteger
Public CheckSum As UInteger
Public Subsystem As UShort
Public DllCharacteristics As UShort
Public SizeOfStackReserve As ULong
Public SizeOfStackCommit As ULong
Public SizeOfHeapReserve As ULong
Public SizeOfHeapCommit As ULong
Public LoaderFlags As UInteger
Public NumberOfRvaAndSizes As UInteger
<MarshalAs(UnmanagedType.ByValArray, SizeConst:=16)> Public DataDirectory() As IMAGE_DATA_DIRECTORY
End Structureimport ctypes
from ctypes import wintypes
class IMAGE_DATA_DIRECTORY(ctypes.Structure):
_fields_ = [
("VirtualAddress", wintypes.DWORD),
("Size", wintypes.DWORD),
]
class IMAGE_OPTIONAL_HEADER64(ctypes.Structure):
_pack_ = 4
_fields_ = [
("Magic", ctypes.c_ushort),
("MajorLinkerVersion", ctypes.c_ubyte),
("MinorLinkerVersion", ctypes.c_ubyte),
("SizeOfCode", wintypes.DWORD),
("SizeOfInitializedData", wintypes.DWORD),
("SizeOfUninitializedData", wintypes.DWORD),
("AddressOfEntryPoint", wintypes.DWORD),
("BaseOfCode", wintypes.DWORD),
("ImageBase", ctypes.c_ulonglong),
("SectionAlignment", wintypes.DWORD),
("FileAlignment", wintypes.DWORD),
("MajorOperatingSystemVersion", ctypes.c_ushort),
("MinorOperatingSystemVersion", ctypes.c_ushort),
("MajorImageVersion", ctypes.c_ushort),
("MinorImageVersion", ctypes.c_ushort),
("MajorSubsystemVersion", ctypes.c_ushort),
("MinorSubsystemVersion", ctypes.c_ushort),
("Win32VersionValue", wintypes.DWORD),
("SizeOfImage", wintypes.DWORD),
("SizeOfHeaders", wintypes.DWORD),
("CheckSum", wintypes.DWORD),
("Subsystem", ctypes.c_ushort),
("DllCharacteristics", ctypes.c_ushort),
("SizeOfStackReserve", ctypes.c_ulonglong),
("SizeOfStackCommit", ctypes.c_ulonglong),
("SizeOfHeapReserve", ctypes.c_ulonglong),
("SizeOfHeapCommit", ctypes.c_ulonglong),
("LoaderFlags", wintypes.DWORD),
("NumberOfRvaAndSizes", wintypes.DWORD),
("DataDirectory", IMAGE_DATA_DIRECTORY * 16),
]#[repr(C)]
pub struct IMAGE_DATA_DIRECTORY {
pub VirtualAddress: u32,
pub Size: u32,
}
#[repr(C, packed(4))]
pub struct IMAGE_OPTIONAL_HEADER64 {
pub Magic: u16,
pub MajorLinkerVersion: u8,
pub MinorLinkerVersion: u8,
pub SizeOfCode: u32,
pub SizeOfInitializedData: u32,
pub SizeOfUninitializedData: u32,
pub AddressOfEntryPoint: u32,
pub BaseOfCode: u32,
pub ImageBase: u64,
pub SectionAlignment: u32,
pub FileAlignment: u32,
pub MajorOperatingSystemVersion: u16,
pub MinorOperatingSystemVersion: u16,
pub MajorImageVersion: u16,
pub MinorImageVersion: u16,
pub MajorSubsystemVersion: u16,
pub MinorSubsystemVersion: u16,
pub Win32VersionValue: u32,
pub SizeOfImage: u32,
pub SizeOfHeaders: u32,
pub CheckSum: u32,
pub Subsystem: u16,
pub DllCharacteristics: u16,
pub SizeOfStackReserve: u64,
pub SizeOfStackCommit: u64,
pub SizeOfHeapReserve: u64,
pub SizeOfHeapCommit: u64,
pub LoaderFlags: u32,
pub NumberOfRvaAndSizes: u32,
pub DataDirectory: [IMAGE_DATA_DIRECTORY; 16],
}import "golang.org/x/sys/windows"
type IMAGE_DATA_DIRECTORY struct {
VirtualAddress uint32
Size uint32
}
type IMAGE_OPTIONAL_HEADER64 struct {
Magic uint16
MajorLinkerVersion byte
MinorLinkerVersion byte
SizeOfCode uint32
SizeOfInitializedData uint32
SizeOfUninitializedData uint32
AddressOfEntryPoint uint32
BaseOfCode uint32
ImageBase uint64
SectionAlignment uint32
FileAlignment uint32
MajorOperatingSystemVersion uint16
MinorOperatingSystemVersion uint16
MajorImageVersion uint16
MinorImageVersion uint16
MajorSubsystemVersion uint16
MinorSubsystemVersion uint16
Win32VersionValue uint32
SizeOfImage uint32
SizeOfHeaders uint32
CheckSum uint32
Subsystem uint16
DllCharacteristics uint16
SizeOfStackReserve uint64
SizeOfStackCommit uint64
SizeOfHeapReserve uint64
SizeOfHeapCommit uint64
LoaderFlags uint32
NumberOfRvaAndSizes uint32
DataDirectory [16]IMAGE_DATA_DIRECTORY
}type
IMAGE_DATA_DIRECTORY = record
VirtualAddress: DWORD;
Size: DWORD;
end;
IMAGE_OPTIONAL_HEADER64 = packed record
Magic: Word;
MajorLinkerVersion: Byte;
MinorLinkerVersion: Byte;
SizeOfCode: DWORD;
SizeOfInitializedData: DWORD;
SizeOfUninitializedData: DWORD;
AddressOfEntryPoint: DWORD;
BaseOfCode: DWORD;
ImageBase: UInt64;
SectionAlignment: DWORD;
FileAlignment: DWORD;
MajorOperatingSystemVersion: Word;
MinorOperatingSystemVersion: Word;
MajorImageVersion: Word;
MinorImageVersion: Word;
MajorSubsystemVersion: Word;
MinorSubsystemVersion: Word;
Win32VersionValue: DWORD;
SizeOfImage: DWORD;
SizeOfHeaders: DWORD;
CheckSum: DWORD;
Subsystem: Word;
DllCharacteristics: Word;
SizeOfStackReserve: UInt64;
SizeOfStackCommit: UInt64;
SizeOfHeapReserve: UInt64;
SizeOfHeapCommit: UInt64;
LoaderFlags: DWORD;
NumberOfRvaAndSizes: DWORD;
DataDirectory: array[0..15] of IMAGE_DATA_DIRECTORY;
end;const IMAGE_DATA_DIRECTORY = extern struct {
VirtualAddress: u32,
Size: u32,
};
const IMAGE_OPTIONAL_HEADER64 = extern struct {
Magic: u16,
MajorLinkerVersion: u8,
MinorLinkerVersion: u8,
SizeOfCode: u32,
SizeOfInitializedData: u32,
SizeOfUninitializedData: u32,
AddressOfEntryPoint: u32,
BaseOfCode: u32,
ImageBase: u64,
SectionAlignment: u32,
FileAlignment: u32,
MajorOperatingSystemVersion: u16,
MinorOperatingSystemVersion: u16,
MajorImageVersion: u16,
MinorImageVersion: u16,
MajorSubsystemVersion: u16,
MinorSubsystemVersion: u16,
Win32VersionValue: u32,
SizeOfImage: u32,
SizeOfHeaders: u32,
CheckSum: u32,
Subsystem: u16,
DllCharacteristics: u16,
SizeOfStackReserve: u64,
SizeOfStackCommit: u64,
SizeOfHeapReserve: u64,
SizeOfHeapCommit: u64,
LoaderFlags: u32,
NumberOfRvaAndSizes: u32,
DataDirectory: [16]IMAGE_DATA_DIRECTORY,
};type
IMAGE_DATA_DIRECTORY {.bycopy.} = object
VirtualAddress: uint32
Size: uint32
IMAGE_OPTIONAL_HEADER64 {.packed.} = object
Magic: uint16
MajorLinkerVersion: uint8
MinorLinkerVersion: uint8
SizeOfCode: uint32
SizeOfInitializedData: uint32
SizeOfUninitializedData: uint32
AddressOfEntryPoint: uint32
BaseOfCode: uint32
ImageBase: uint64
SectionAlignment: uint32
FileAlignment: uint32
MajorOperatingSystemVersion: uint16
MinorOperatingSystemVersion: uint16
MajorImageVersion: uint16
MinorImageVersion: uint16
MajorSubsystemVersion: uint16
MinorSubsystemVersion: uint16
Win32VersionValue: uint32
SizeOfImage: uint32
SizeOfHeaders: uint32
CheckSum: uint32
Subsystem: uint16
DllCharacteristics: uint16
SizeOfStackReserve: uint64
SizeOfStackCommit: uint64
SizeOfHeapReserve: uint64
SizeOfHeapCommit: uint64
LoaderFlags: uint32
NumberOfRvaAndSizes: uint32
DataDirectory: array[16, IMAGE_DATA_DIRECTORY]struct IMAGE_DATA_DIRECTORY
{
uint VirtualAddress;
uint Size;
}
align(4)
struct IMAGE_OPTIONAL_HEADER64
{
ushort Magic;
ubyte MajorLinkerVersion;
ubyte MinorLinkerVersion;
uint SizeOfCode;
uint SizeOfInitializedData;
uint SizeOfUninitializedData;
uint AddressOfEntryPoint;
uint BaseOfCode;
ulong ImageBase;
uint SectionAlignment;
uint FileAlignment;
ushort MajorOperatingSystemVersion;
ushort MinorOperatingSystemVersion;
ushort MajorImageVersion;
ushort MinorImageVersion;
ushort MajorSubsystemVersion;
ushort MinorSubsystemVersion;
uint Win32VersionValue;
uint SizeOfImage;
uint SizeOfHeaders;
uint CheckSum;
ushort Subsystem;
ushort DllCharacteristics;
ulong SizeOfStackReserve;
ulong SizeOfStackCommit;
ulong SizeOfHeapReserve;
ulong SizeOfHeapCommit;
uint LoaderFlags;
uint NumberOfRvaAndSizes;
IMAGE_DATA_DIRECTORY[16] DataDirectory;
}HSP用 定義
HSP3.7/3.8 は構造体機能が無いため4byte整数配列(dim)+peek/poke で操作(32/64bitでサイズ・位置が異なる場合はタブで分割)。IronHSP は NSTRUCT(#defstruct/stdim/->)で32/64bit共通。
; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x64 レイアウト)
; IMAGE_OPTIONAL_HEADER64 サイズ: 240 バイト(x64)
dim st, 60 ; 4byte整数×60(構造体サイズ 240 / 4 切り上げ)
; Magic : IMAGE_OPTIONAL_HEADER_MAGIC (+0, 2byte) wpoke st,0,値 / 値 = wpeek(st,0)
; MajorLinkerVersion : BYTE (+2, 1byte) poke st,2,値 / 値 = peek(st,2)
; MinorLinkerVersion : BYTE (+3, 1byte) poke st,3,値 / 値 = peek(st,3)
; SizeOfCode : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; SizeOfInitializedData : DWORD (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; SizeOfUninitializedData : DWORD (+12, 4byte) st.3 = 値 / 値 = st.3 (lpoke/lpeek も可)
; AddressOfEntryPoint : DWORD (+16, 4byte) st.4 = 値 / 値 = st.4 (lpoke/lpeek も可)
; BaseOfCode : DWORD (+20, 4byte) st.5 = 値 / 値 = st.5 (lpoke/lpeek も可)
; ImageBase : ULONGLONG (+24, 8byte) qpoke st,24,値 / qpeek(st,24) ※IronHSPのみ。3.7/3.8は lpoke st,24,下位 : lpoke st,28,上位
; SectionAlignment : DWORD (+32, 4byte) st.8 = 値 / 値 = st.8 (lpoke/lpeek も可)
; FileAlignment : DWORD (+36, 4byte) st.9 = 値 / 値 = st.9 (lpoke/lpeek も可)
; MajorOperatingSystemVersion : WORD (+40, 2byte) wpoke st,40,値 / 値 = wpeek(st,40)
; MinorOperatingSystemVersion : WORD (+42, 2byte) wpoke st,42,値 / 値 = wpeek(st,42)
; MajorImageVersion : WORD (+44, 2byte) wpoke st,44,値 / 値 = wpeek(st,44)
; MinorImageVersion : WORD (+46, 2byte) wpoke st,46,値 / 値 = wpeek(st,46)
; MajorSubsystemVersion : WORD (+48, 2byte) wpoke st,48,値 / 値 = wpeek(st,48)
; MinorSubsystemVersion : WORD (+50, 2byte) wpoke st,50,値 / 値 = wpeek(st,50)
; Win32VersionValue : DWORD (+52, 4byte) st.13 = 値 / 値 = st.13 (lpoke/lpeek も可)
; SizeOfImage : DWORD (+56, 4byte) st.14 = 値 / 値 = st.14 (lpoke/lpeek も可)
; SizeOfHeaders : DWORD (+60, 4byte) st.15 = 値 / 値 = st.15 (lpoke/lpeek も可)
; CheckSum : DWORD (+64, 4byte) st.16 = 値 / 値 = st.16 (lpoke/lpeek も可)
; Subsystem : IMAGE_SUBSYSTEM (+68, 2byte) wpoke st,68,値 / 値 = wpeek(st,68)
; DllCharacteristics : IMAGE_DLL_CHARACTERISTICS (+70, 2byte) wpoke st,70,値 / 値 = wpeek(st,70)
; SizeOfStackReserve : ULONGLONG (+72, 8byte) qpoke st,72,値 / qpeek(st,72) ※IronHSPのみ。3.7/3.8は lpoke st,72,下位 : lpoke st,76,上位
; SizeOfStackCommit : ULONGLONG (+80, 8byte) qpoke st,80,値 / qpeek(st,80) ※IronHSPのみ。3.7/3.8は lpoke st,80,下位 : lpoke st,84,上位
; SizeOfHeapReserve : ULONGLONG (+88, 8byte) qpoke st,88,値 / qpeek(st,88) ※IronHSPのみ。3.7/3.8は lpoke st,88,下位 : lpoke st,92,上位
; SizeOfHeapCommit : ULONGLONG (+96, 8byte) qpoke st,96,値 / qpeek(st,96) ※IronHSPのみ。3.7/3.8は lpoke st,96,下位 : lpoke st,100,上位
; LoaderFlags : DWORD (+104, 4byte) st.26 = 値 / 値 = st.26 (lpoke/lpeek も可)
; NumberOfRvaAndSizes : DWORD (+108, 4byte) st.27 = 値 / 値 = st.27 (lpoke/lpeek も可)
; DataDirectory : IMAGE_DATA_DIRECTORY (+112, 128byte) varptr(st)+112 を基点に操作(128byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。; IronHSP は NSTRUCT(構造体)をサポート。32bit/64bit どちらでも同じコードで動作します。
; ※GUID・入れ子構造体はデフォルト型でないため、依存する #defstruct を先に定義(下記に同梱)。
#defstruct global IMAGE_DATA_DIRECTORY
#field int VirtualAddress
#field int Size
#endstruct
#defstruct global IMAGE_OPTIONAL_HEADER64, pack=4
#field short Magic
#field byte MajorLinkerVersion
#field byte MinorLinkerVersion
#field int SizeOfCode
#field int SizeOfInitializedData
#field int SizeOfUninitializedData
#field int AddressOfEntryPoint
#field int BaseOfCode
#field int64 ImageBase
#field int SectionAlignment
#field int FileAlignment
#field short MajorOperatingSystemVersion
#field short MinorOperatingSystemVersion
#field short MajorImageVersion
#field short MinorImageVersion
#field short MajorSubsystemVersion
#field short MinorSubsystemVersion
#field int Win32VersionValue
#field int SizeOfImage
#field int SizeOfHeaders
#field int CheckSum
#field short Subsystem
#field short DllCharacteristics
#field int64 SizeOfStackReserve
#field int64 SizeOfStackCommit
#field int64 SizeOfHeapReserve
#field int64 SizeOfHeapCommit
#field int LoaderFlags
#field int NumberOfRvaAndSizes
#field IMAGE_DATA_DIRECTORY DataDirectory 16
#endstruct
stdim st, IMAGE_OPTIONAL_HEADER64 ; NSTRUCT 変数を確保
st->Magic = 100
mes "Magic=" + st->Magic