ResUtilGetPropertySize

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

DWORD ResUtilGetPropertySize(
    HKEY hkeyClusterKey,
    const RESUTIL_PROPERTY_ITEM* pPropertyTableItem,
    DWORD* pcbOutPropertyListSize,
    DWORD* pnPropertyCount
);

<DllImport("RESUTILS.dll", ExactSpelling:=True)>
Public Shared Function ResUtilGetPropertySize(
    hkeyClusterKey As IntPtr,   ' HKEY
    pPropertyTableItem As IntPtr,   ' RESUTIL_PROPERTY_ITEM*
    ByRef pcbOutPropertyListSize As UInteger,   ' DWORD* in/out
    ByRef pnPropertyCount As UInteger   ' DWORD* in/out
) As UInteger
End Function

' hkeyClusterKey : HKEY
' pPropertyTableItem : RESUTIL_PROPERTY_ITEM*
' pcbOutPropertyListSize : DWORD* in/out
' pnPropertyCount : DWORD* in/out
Declare PtrSafe Function ResUtilGetPropertySize Lib "resutils" ( _
    ByVal hkeyClusterKey As LongPtr, _
    ByVal pPropertyTableItem As LongPtr, _
    ByRef pcbOutPropertyListSize As Long, _
    ByRef pnPropertyCount As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ResUtilGetPropertySize = ctypes.windll.resutils.ResUtilGetPropertySize
ResUtilGetPropertySize.restype = wintypes.DWORD
ResUtilGetPropertySize.argtypes = [
    wintypes.HANDLE,  # hkeyClusterKey : HKEY
    ctypes.c_void_p,  # pPropertyTableItem : RESUTIL_PROPERTY_ITEM*
    ctypes.POINTER(wintypes.DWORD),  # pcbOutPropertyListSize : DWORD* in/out
    ctypes.POINTER(wintypes.DWORD),  # pnPropertyCount : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RESUTILS.dll')
ResUtilGetPropertySize = Fiddle::Function.new(
  lib['ResUtilGetPropertySize'],
  [
    Fiddle::TYPE_VOIDP,  # hkeyClusterKey : HKEY
    Fiddle::TYPE_VOIDP,  # pPropertyTableItem : RESUTIL_PROPERTY_ITEM*
    Fiddle::TYPE_VOIDP,  # pcbOutPropertyListSize : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # pnPropertyCount : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "resutils")]
extern "system" {
    fn ResUtilGetPropertySize(
        hkeyClusterKey: *mut core::ffi::c_void,  // HKEY
        pPropertyTableItem: *const RESUTIL_PROPERTY_ITEM,  // RESUTIL_PROPERTY_ITEM*
        pcbOutPropertyListSize: *mut u32,  // DWORD* in/out
        pnPropertyCount: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RESUTILS.dll")]
public static extern uint ResUtilGetPropertySize(IntPtr hkeyClusterKey, IntPtr pPropertyTableItem, ref uint pcbOutPropertyListSize, ref uint pnPropertyCount);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RESUTILS_ResUtilGetPropertySize' -Namespace Win32 -PassThru
# $api::ResUtilGetPropertySize(hkeyClusterKey, pPropertyTableItem, pcbOutPropertyListSize, pnPropertyCount)

#uselib "RESUTILS.dll"
#func global ResUtilGetPropertySize "ResUtilGetPropertySize" sptr, sptr, sptr, sptr
; ResUtilGetPropertySize hkeyClusterKey, varptr(pPropertyTableItem), varptr(pcbOutPropertyListSize), varptr(pnPropertyCount)   ; 戻り値は stat
; hkeyClusterKey : HKEY -> "sptr"
; pPropertyTableItem : RESUTIL_PROPERTY_ITEM* -> "sptr"
; pcbOutPropertyListSize : DWORD* in/out -> "sptr"
; pnPropertyCount : DWORD* 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。

#uselib "RESUTILS.dll"
#cfunc global ResUtilGetPropertySize "ResUtilGetPropertySize" sptr, var, var, var
; res = ResUtilGetPropertySize(hkeyClusterKey, pPropertyTableItem, pcbOutPropertyListSize, pnPropertyCount)
; hkeyClusterKey : HKEY -> "sptr"
; pPropertyTableItem : RESUTIL_PROPERTY_ITEM* -> "var"
; pcbOutPropertyListSize : DWORD* in/out -> "var"
; pnPropertyCount : DWORD* 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。

; DWORD ResUtilGetPropertySize(HKEY hkeyClusterKey, RESUTIL_PROPERTY_ITEM* pPropertyTableItem, DWORD* pcbOutPropertyListSize, DWORD* pnPropertyCount)
#uselib "RESUTILS.dll"
#cfunc global ResUtilGetPropertySize "ResUtilGetPropertySize" intptr, var, var, var
; res = ResUtilGetPropertySize(hkeyClusterKey, pPropertyTableItem, pcbOutPropertyListSize, pnPropertyCount)
; hkeyClusterKey : HKEY -> "intptr"
; pPropertyTableItem : RESUTIL_PROPERTY_ITEM* -> "var"
; pcbOutPropertyListSize : DWORD* in/out -> "var"
; pnPropertyCount : DWORD* 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。

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

var (
	resutils = windows.NewLazySystemDLL("RESUTILS.dll")
	procResUtilGetPropertySize = resutils.NewProc("ResUtilGetPropertySize")
)

// hkeyClusterKey (HKEY), pPropertyTableItem (RESUTIL_PROPERTY_ITEM*), pcbOutPropertyListSize (DWORD* in/out), pnPropertyCount (DWORD* in/out)
r1, _, err := procResUtilGetPropertySize.Call(
	uintptr(hkeyClusterKey),
	uintptr(pPropertyTableItem),
	uintptr(pcbOutPropertyListSize),
	uintptr(pnPropertyCount),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function ResUtilGetPropertySize(
  hkeyClusterKey: THandle;   // HKEY
  pPropertyTableItem: Pointer;   // RESUTIL_PROPERTY_ITEM*
  pcbOutPropertyListSize: Pointer;   // DWORD* in/out
  pnPropertyCount: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'RESUTILS.dll' name 'ResUtilGetPropertySize';

result := DllCall("RESUTILS\ResUtilGetPropertySize"
    , "Ptr", hkeyClusterKey   ; HKEY
    , "Ptr", pPropertyTableItem   ; RESUTIL_PROPERTY_ITEM*
    , "Ptr", pcbOutPropertyListSize   ; DWORD* in/out
    , "Ptr", pnPropertyCount   ; DWORD* in/out
    , "UInt")   ; return: DWORD

●ResUtilGetPropertySize(hkeyClusterKey, pPropertyTableItem, pcbOutPropertyListSize, pnPropertyCount) = DLL("RESUTILS.dll", "dword ResUtilGetPropertySize(void*, void*, void*, void*)")
# 呼び出し: ResUtilGetPropertySize(hkeyClusterKey, pPropertyTableItem, pcbOutPropertyListSize, pnPropertyCount)
# hkeyClusterKey : HKEY -> "void*"
# pPropertyTableItem : RESUTIL_PROPERTY_ITEM* -> "void*"
# pcbOutPropertyListSize : DWORD* in/out -> "void*"
# pnPropertyCount : DWORD* 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)。