Win32 API 日本語リファレンス
ホームSystem.Diagnostics.Debug › ImageDirectoryEntryToDataEx

ImageDirectoryEntryToDataEx

関数
指定したデータディレクトリの位置とセクションヘッダーを取得する。
DLLdbghelp.dll呼出規約winapiSetLastErrorあり

シグネチャ

// dbghelp.dll
#include <windows.h>

void* ImageDirectoryEntryToDataEx(
    void* Base,
    BOOLEAN MappedAsImage,
    IMAGE_DIRECTORY_ENTRY DirectoryEntry,
    DWORD* Size,
    IMAGE_SECTION_HEADER** FoundHeader   // optional
);

パラメーター

名前方向
Basevoid*in
MappedAsImageBOOLEANin
DirectoryEntryIMAGE_DIRECTORY_ENTRYin
SizeDWORD*out
FoundHeaderIMAGE_SECTION_HEADER**outoptional

戻り値の型: void*

各言語での呼び出し定義

// dbghelp.dll
#include <windows.h>

void* ImageDirectoryEntryToDataEx(
    void* Base,
    BOOLEAN MappedAsImage,
    IMAGE_DIRECTORY_ENTRY DirectoryEntry,
    DWORD* Size,
    IMAGE_SECTION_HEADER** FoundHeader   // optional
);
[DllImport("dbghelp.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr ImageDirectoryEntryToDataEx(
    IntPtr Base,   // void*
    [MarshalAs(UnmanagedType.U1)] bool MappedAsImage,   // BOOLEAN
    ushort DirectoryEntry,   // IMAGE_DIRECTORY_ENTRY
    out uint Size,   // DWORD* out
    IntPtr FoundHeader   // IMAGE_SECTION_HEADER** optional, out
);
<DllImport("dbghelp.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ImageDirectoryEntryToDataEx(
    Base As IntPtr,   ' void*
    <MarshalAs(UnmanagedType.U1)> MappedAsImage As Boolean,   ' BOOLEAN
    DirectoryEntry As UShort,   ' IMAGE_DIRECTORY_ENTRY
    <Out> ByRef Size As UInteger,   ' DWORD* out
    FoundHeader As IntPtr   ' IMAGE_SECTION_HEADER** optional, out
) As IntPtr
End Function
' Base : void*
' MappedAsImage : BOOLEAN
' DirectoryEntry : IMAGE_DIRECTORY_ENTRY
' Size : DWORD* out
' FoundHeader : IMAGE_SECTION_HEADER** optional, out
Declare PtrSafe Function ImageDirectoryEntryToDataEx Lib "dbghelp" ( _
    ByVal Base As LongPtr, _
    ByVal MappedAsImage As Byte, _
    ByVal DirectoryEntry As Integer, _
    ByRef Size As Long, _
    ByVal FoundHeader As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

ImageDirectoryEntryToDataEx = ctypes.windll.dbghelp.ImageDirectoryEntryToDataEx
ImageDirectoryEntryToDataEx.restype = ctypes.c_void_p
ImageDirectoryEntryToDataEx.argtypes = [
    ctypes.POINTER(None),  # Base : void*
    ctypes.c_byte,  # MappedAsImage : BOOLEAN
    ctypes.c_ushort,  # DirectoryEntry : IMAGE_DIRECTORY_ENTRY
    ctypes.POINTER(wintypes.DWORD),  # Size : DWORD* out
    ctypes.c_void_p,  # FoundHeader : IMAGE_SECTION_HEADER** optional, out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
ImageDirectoryEntryToDataEx = Fiddle::Function.new(
  lib['ImageDirectoryEntryToDataEx'],
  [
    Fiddle::TYPE_VOIDP,  # Base : void*
    Fiddle::TYPE_CHAR,  # MappedAsImage : BOOLEAN
    -Fiddle::TYPE_SHORT,  # DirectoryEntry : IMAGE_DIRECTORY_ENTRY
    Fiddle::TYPE_VOIDP,  # Size : DWORD* out
    Fiddle::TYPE_VOIDP,  # FoundHeader : IMAGE_SECTION_HEADER** optional, out
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "dbghelp")]
extern "system" {
    fn ImageDirectoryEntryToDataEx(
        Base: *mut (),  // void*
        MappedAsImage: u8,  // BOOLEAN
        DirectoryEntry: u16,  // IMAGE_DIRECTORY_ENTRY
        Size: *mut u32,  // DWORD* out
        FoundHeader: *mut *mut IMAGE_SECTION_HEADER  // IMAGE_SECTION_HEADER** optional, out
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("dbghelp.dll", SetLastError = true)]
public static extern IntPtr ImageDirectoryEntryToDataEx(IntPtr Base, [MarshalAs(UnmanagedType.U1)] bool MappedAsImage, ushort DirectoryEntry, out uint Size, IntPtr FoundHeader);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_ImageDirectoryEntryToDataEx' -Namespace Win32 -PassThru
# $api::ImageDirectoryEntryToDataEx(Base, MappedAsImage, DirectoryEntry, Size, FoundHeader)
#uselib "dbghelp.dll"
#func global ImageDirectoryEntryToDataEx "ImageDirectoryEntryToDataEx" sptr, sptr, sptr, sptr, sptr
; ImageDirectoryEntryToDataEx Base, MappedAsImage, DirectoryEntry, varptr(Size), varptr(FoundHeader)   ; 戻り値は stat
; Base : void* -> "sptr"
; MappedAsImage : BOOLEAN -> "sptr"
; DirectoryEntry : IMAGE_DIRECTORY_ENTRY -> "sptr"
; Size : DWORD* out -> "sptr"
; FoundHeader : IMAGE_SECTION_HEADER** optional, out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。
出力引数:
#uselib "dbghelp.dll"
#cfunc global ImageDirectoryEntryToDataEx "ImageDirectoryEntryToDataEx" sptr, int, int, var, var
; res = ImageDirectoryEntryToDataEx(Base, MappedAsImage, DirectoryEntry, Size, FoundHeader)
; Base : void* -> "sptr"
; MappedAsImage : BOOLEAN -> "int"
; DirectoryEntry : IMAGE_DIRECTORY_ENTRY -> "int"
; Size : DWORD* out -> "var"
; FoundHeader : IMAGE_SECTION_HEADER** optional, out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
出力引数:
; void* ImageDirectoryEntryToDataEx(void* Base, BOOLEAN MappedAsImage, IMAGE_DIRECTORY_ENTRY DirectoryEntry, DWORD* Size, IMAGE_SECTION_HEADER** FoundHeader)
#uselib "dbghelp.dll"
#cfunc global ImageDirectoryEntryToDataEx "ImageDirectoryEntryToDataEx" intptr, int, int, var, var
; res = ImageDirectoryEntryToDataEx(Base, MappedAsImage, DirectoryEntry, Size, FoundHeader)
; Base : void* -> "intptr"
; MappedAsImage : BOOLEAN -> "int"
; DirectoryEntry : IMAGE_DIRECTORY_ENTRY -> "int"
; Size : DWORD* out -> "var"
; FoundHeader : IMAGE_SECTION_HEADER** optional, out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procImageDirectoryEntryToDataEx = dbghelp.NewProc("ImageDirectoryEntryToDataEx")
)

// Base (void*), MappedAsImage (BOOLEAN), DirectoryEntry (IMAGE_DIRECTORY_ENTRY), Size (DWORD* out), FoundHeader (IMAGE_SECTION_HEADER** optional, out)
r1, _, err := procImageDirectoryEntryToDataEx.Call(
	uintptr(Base),
	uintptr(MappedAsImage),
	uintptr(DirectoryEntry),
	uintptr(Size),
	uintptr(FoundHeader),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*
function ImageDirectoryEntryToDataEx(
  Base: Pointer;   // void*
  MappedAsImage: ByteBool;   // BOOLEAN
  DirectoryEntry: Word;   // IMAGE_DIRECTORY_ENTRY
  Size: Pointer;   // DWORD* out
  FoundHeader: Pointer   // IMAGE_SECTION_HEADER** optional, out
): Pointer; stdcall;
  external 'dbghelp.dll' name 'ImageDirectoryEntryToDataEx';
result := DllCall("dbghelp\ImageDirectoryEntryToDataEx"
    , "Ptr", Base   ; void*
    , "Char", MappedAsImage   ; BOOLEAN
    , "UShort", DirectoryEntry   ; IMAGE_DIRECTORY_ENTRY
    , "Ptr", Size   ; DWORD* out
    , "Ptr", FoundHeader   ; IMAGE_SECTION_HEADER** optional, out
    , "Ptr")   ; return: void*
●ImageDirectoryEntryToDataEx(Base, MappedAsImage, DirectoryEntry, Size, FoundHeader) = DLL("dbghelp.dll", "void* ImageDirectoryEntryToDataEx(void*, byte, int, void*, void*)")
# 呼び出し: ImageDirectoryEntryToDataEx(Base, MappedAsImage, DirectoryEntry, Size, FoundHeader)
# Base : void* -> "void*"
# MappedAsImage : BOOLEAN -> "byte"
# DirectoryEntry : IMAGE_DIRECTORY_ENTRY -> "int"
# Size : DWORD* out -> "void*"
# FoundHeader : IMAGE_SECTION_HEADER** optional, out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。