Win32 API 日本語リファレンス
ホームSystem.LibraryLoader › LockResource

LockResource

関数
リソースをロックし先頭へのポインタを取得する。
DLLKERNEL32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

void* LockResource(
    HGLOBAL hResData
);

パラメーター

名前方向
hResDataHGLOBALin

戻り値の型: void*

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

void* LockResource(
    HGLOBAL hResData
);
[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern IntPtr LockResource(
    IntPtr hResData   // HGLOBAL
);
<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function LockResource(
    hResData As IntPtr   ' HGLOBAL
) As IntPtr
End Function
' hResData : HGLOBAL
Declare PtrSafe Function LockResource Lib "kernel32" ( _
    ByVal hResData 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

LockResource = ctypes.windll.kernel32.LockResource
LockResource.restype = ctypes.c_void_p
LockResource.argtypes = [
    wintypes.HANDLE,  # hResData : HGLOBAL
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
LockResource = Fiddle::Function.new(
  lib['LockResource'],
  [
    Fiddle::TYPE_VOIDP,  # hResData : HGLOBAL
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "kernel32")]
extern "system" {
    fn LockResource(
        hResData: *mut core::ffi::c_void  // HGLOBAL
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("KERNEL32.dll")]
public static extern IntPtr LockResource(IntPtr hResData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_LockResource' -Namespace Win32 -PassThru
# $api::LockResource(hResData)
#uselib "KERNEL32.dll"
#func global LockResource "LockResource" sptr
; LockResource hResData   ; 戻り値は stat
; hResData : HGLOBAL -> "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。
#uselib "KERNEL32.dll"
#cfunc global LockResource "LockResource" sptr
; res = LockResource(hResData)
; hResData : HGLOBAL -> "sptr"
; void* LockResource(HGLOBAL hResData)
#uselib "KERNEL32.dll"
#cfunc global LockResource "LockResource" intptr
; res = LockResource(hResData)
; hResData : HGLOBAL -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procLockResource = kernel32.NewProc("LockResource")
)

// hResData (HGLOBAL)
r1, _, err := procLockResource.Call(
	uintptr(hResData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*
function LockResource(
  hResData: THandle   // HGLOBAL
): Pointer; stdcall;
  external 'KERNEL32.dll' name 'LockResource';
result := DllCall("KERNEL32\LockResource"
    , "Ptr", hResData   ; HGLOBAL
    , "Ptr")   ; return: void*
●LockResource(hResData) = DLL("KERNEL32.dll", "void* LockResource(void*)")
# 呼び出し: LockResource(hResData)
# hResData : HGLOBAL -> "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)。