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UnMapAndLoad

関数

MapAndLoadでマップしたイメージを解放する。

DLLimagehlp.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

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

BOOL UnMapAndLoad(
    LOADED_IMAGE* LoadedImage
);

パラメーター

名前	型	方向
LoadedImage	LOADED_IMAGE*	inout

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL UnMapAndLoad(
    LOADED_IMAGE* LoadedImage
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("imagehlp.dll", SetLastError = true, ExactSpelling = true)]
static extern bool UnMapAndLoad(
    IntPtr LoadedImage   // LOADED_IMAGE* in/out
);

<DllImport("imagehlp.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function UnMapAndLoad(
    LoadedImage As IntPtr   ' LOADED_IMAGE* in/out
) As Boolean
End Function

' LoadedImage : LOADED_IMAGE* in/out
Declare PtrSafe Function UnMapAndLoad Lib "imagehlp" ( _
    ByVal LoadedImage As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

UnMapAndLoad = ctypes.windll.imagehlp.UnMapAndLoad
UnMapAndLoad.restype = wintypes.BOOL
UnMapAndLoad.argtypes = [
    ctypes.c_void_p,  # LoadedImage : LOADED_IMAGE* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('imagehlp.dll')
UnMapAndLoad = Fiddle::Function.new(
  lib['UnMapAndLoad'],
  [
    Fiddle::TYPE_VOIDP,  # LoadedImage : LOADED_IMAGE* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "imagehlp")]
extern "system" {
    fn UnMapAndLoad(
        LoadedImage: *mut LOADED_IMAGE  // LOADED_IMAGE* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("imagehlp.dll", SetLastError = true)]
public static extern bool UnMapAndLoad(IntPtr LoadedImage);
"@
$api = Add-Type -MemberDefinition $sig -Name 'imagehlp_UnMapAndLoad' -Namespace Win32 -PassThru
# $api::UnMapAndLoad(LoadedImage)

#uselib "imagehlp.dll"
#func global UnMapAndLoad "UnMapAndLoad" sptr
; UnMapAndLoad varptr(LoadedImage)   ; 戻り値は stat
; LoadedImage : LOADED_IMAGE* in/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 "imagehlp.dll"
#cfunc global UnMapAndLoad "UnMapAndLoad" var
; res = UnMapAndLoad(LoadedImage)
; LoadedImage : LOADED_IMAGE* in/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。#uselib "imagehlp.dll"
#cfunc global UnMapAndLoad "UnMapAndLoad" sptr
; res = UnMapAndLoad(varptr(LoadedImage))
; LoadedImage : LOADED_IMAGE* in/out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; BOOL UnMapAndLoad(LOADED_IMAGE* LoadedImage)
#uselib "imagehlp.dll"
#cfunc global UnMapAndLoad "UnMapAndLoad" var
; res = UnMapAndLoad(LoadedImage)
; LoadedImage : LOADED_IMAGE* in/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。; BOOL UnMapAndLoad(LOADED_IMAGE* LoadedImage)
#uselib "imagehlp.dll"
#cfunc global UnMapAndLoad "UnMapAndLoad" intptr
; res = UnMapAndLoad(varptr(LoadedImage))
; LoadedImage : LOADED_IMAGE* in/out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	imagehlp = windows.NewLazySystemDLL("imagehlp.dll")
	procUnMapAndLoad = imagehlp.NewProc("UnMapAndLoad")
)

// LoadedImage (LOADED_IMAGE* in/out)
r1, _, err := procUnMapAndLoad.Call(
	uintptr(LoadedImage),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function UnMapAndLoad(
  LoadedImage: Pointer   // LOADED_IMAGE* in/out
): BOOL; stdcall;
  external 'imagehlp.dll' name 'UnMapAndLoad';

result := DllCall("imagehlp\UnMapAndLoad"
    , "Ptr", LoadedImage   ; LOADED_IMAGE* in/out
    , "Int")   ; return: BOOL

●UnMapAndLoad(LoadedImage) = DLL("imagehlp.dll", "bool UnMapAndLoad(void*)")
# 呼び出し: UnMapAndLoad(LoadedImage)
# LoadedImage : LOADED_IMAGE* in/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)。