ClusterRegQueryInfoKey

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

INT ClusterRegQueryInfoKey(
    HKEY hKey,
    DWORD* lpcSubKeys,
    DWORD* lpcchMaxSubKeyLen,
    DWORD* lpcValues,
    DWORD* lpcchMaxValueNameLen,
    DWORD* lpcbMaxValueLen,
    DWORD* lpcbSecurityDescriptor,
    FILETIME* lpftLastWriteTime
);

<DllImport("CLUSAPI.dll", ExactSpelling:=True)>
Public Shared Function ClusterRegQueryInfoKey(
    hKey As IntPtr,   ' HKEY
    ByRef lpcSubKeys As UInteger,   ' DWORD*
    ByRef lpcchMaxSubKeyLen As UInteger,   ' DWORD*
    ByRef lpcValues As UInteger,   ' DWORD*
    ByRef lpcchMaxValueNameLen As UInteger,   ' DWORD*
    ByRef lpcbMaxValueLen As UInteger,   ' DWORD*
    ByRef lpcbSecurityDescriptor As UInteger,   ' DWORD*
    lpftLastWriteTime As IntPtr   ' FILETIME*
) As Integer
End Function

' hKey : HKEY
' lpcSubKeys : DWORD*
' lpcchMaxSubKeyLen : DWORD*
' lpcValues : DWORD*
' lpcchMaxValueNameLen : DWORD*
' lpcbMaxValueLen : DWORD*
' lpcbSecurityDescriptor : DWORD*
' lpftLastWriteTime : FILETIME*
Declare PtrSafe Function ClusterRegQueryInfoKey Lib "clusapi" ( _
    ByVal hKey As LongPtr, _
    ByRef lpcSubKeys As Long, _
    ByRef lpcchMaxSubKeyLen As Long, _
    ByRef lpcValues As Long, _
    ByRef lpcchMaxValueNameLen As Long, _
    ByRef lpcbMaxValueLen As Long, _
    ByRef lpcbSecurityDescriptor As Long, _
    ByVal lpftLastWriteTime 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

ClusterRegQueryInfoKey = ctypes.windll.clusapi.ClusterRegQueryInfoKey
ClusterRegQueryInfoKey.restype = ctypes.c_int
ClusterRegQueryInfoKey.argtypes = [
    wintypes.HANDLE,  # hKey : HKEY
    ctypes.POINTER(wintypes.DWORD),  # lpcSubKeys : DWORD*
    ctypes.POINTER(wintypes.DWORD),  # lpcchMaxSubKeyLen : DWORD*
    ctypes.POINTER(wintypes.DWORD),  # lpcValues : DWORD*
    ctypes.POINTER(wintypes.DWORD),  # lpcchMaxValueNameLen : DWORD*
    ctypes.POINTER(wintypes.DWORD),  # lpcbMaxValueLen : DWORD*
    ctypes.POINTER(wintypes.DWORD),  # lpcbSecurityDescriptor : DWORD*
    ctypes.c_void_p,  # lpftLastWriteTime : FILETIME*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CLUSAPI.dll')
ClusterRegQueryInfoKey = Fiddle::Function.new(
  lib['ClusterRegQueryInfoKey'],
  [
    Fiddle::TYPE_VOIDP,  # hKey : HKEY
    Fiddle::TYPE_VOIDP,  # lpcSubKeys : DWORD*
    Fiddle::TYPE_VOIDP,  # lpcchMaxSubKeyLen : DWORD*
    Fiddle::TYPE_VOIDP,  # lpcValues : DWORD*
    Fiddle::TYPE_VOIDP,  # lpcchMaxValueNameLen : DWORD*
    Fiddle::TYPE_VOIDP,  # lpcbMaxValueLen : DWORD*
    Fiddle::TYPE_VOIDP,  # lpcbSecurityDescriptor : DWORD*
    Fiddle::TYPE_VOIDP,  # lpftLastWriteTime : FILETIME*
  ],
  Fiddle::TYPE_INT)

#[link(name = "clusapi")]
extern "system" {
    fn ClusterRegQueryInfoKey(
        hKey: *mut core::ffi::c_void,  // HKEY
        lpcSubKeys: *mut u32,  // DWORD*
        lpcchMaxSubKeyLen: *mut u32,  // DWORD*
        lpcValues: *mut u32,  // DWORD*
        lpcchMaxValueNameLen: *mut u32,  // DWORD*
        lpcbMaxValueLen: *mut u32,  // DWORD*
        lpcbSecurityDescriptor: *mut u32,  // DWORD*
        lpftLastWriteTime: *mut FILETIME  // FILETIME*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CLUSAPI.dll")]
public static extern int ClusterRegQueryInfoKey(IntPtr hKey, ref uint lpcSubKeys, ref uint lpcchMaxSubKeyLen, ref uint lpcValues, ref uint lpcchMaxValueNameLen, ref uint lpcbMaxValueLen, ref uint lpcbSecurityDescriptor, IntPtr lpftLastWriteTime);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CLUSAPI_ClusterRegQueryInfoKey' -Namespace Win32 -PassThru
# $api::ClusterRegQueryInfoKey(hKey, lpcSubKeys, lpcchMaxSubKeyLen, lpcValues, lpcchMaxValueNameLen, lpcbMaxValueLen, lpcbSecurityDescriptor, lpftLastWriteTime)

#uselib "CLUSAPI.dll"
#func global ClusterRegQueryInfoKey "ClusterRegQueryInfoKey" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; ClusterRegQueryInfoKey hKey, varptr(lpcSubKeys), varptr(lpcchMaxSubKeyLen), varptr(lpcValues), varptr(lpcchMaxValueNameLen), varptr(lpcbMaxValueLen), varptr(lpcbSecurityDescriptor), varptr(lpftLastWriteTime)   ; 戻り値は stat
; hKey : HKEY -> "sptr"
; lpcSubKeys : DWORD* -> "sptr"
; lpcchMaxSubKeyLen : DWORD* -> "sptr"
; lpcValues : DWORD* -> "sptr"
; lpcchMaxValueNameLen : DWORD* -> "sptr"
; lpcbMaxValueLen : DWORD* -> "sptr"
; lpcbSecurityDescriptor : DWORD* -> "sptr"
; lpftLastWriteTime : FILETIME* -> "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 "CLUSAPI.dll"
#cfunc global ClusterRegQueryInfoKey "ClusterRegQueryInfoKey" sptr, var, var, var, var, var, var, var
; res = ClusterRegQueryInfoKey(hKey, lpcSubKeys, lpcchMaxSubKeyLen, lpcValues, lpcchMaxValueNameLen, lpcbMaxValueLen, lpcbSecurityDescriptor, lpftLastWriteTime)
; hKey : HKEY -> "sptr"
; lpcSubKeys : DWORD* -> "var"
; lpcchMaxSubKeyLen : DWORD* -> "var"
; lpcValues : DWORD* -> "var"
; lpcchMaxValueNameLen : DWORD* -> "var"
; lpcbMaxValueLen : DWORD* -> "var"
; lpcbSecurityDescriptor : DWORD* -> "var"
; lpftLastWriteTime : FILETIME* -> "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。

; INT ClusterRegQueryInfoKey(HKEY hKey, DWORD* lpcSubKeys, DWORD* lpcchMaxSubKeyLen, DWORD* lpcValues, DWORD* lpcchMaxValueNameLen, DWORD* lpcbMaxValueLen, DWORD* lpcbSecurityDescriptor, FILETIME* lpftLastWriteTime)
#uselib "CLUSAPI.dll"
#cfunc global ClusterRegQueryInfoKey "ClusterRegQueryInfoKey" intptr, var, var, var, var, var, var, var
; res = ClusterRegQueryInfoKey(hKey, lpcSubKeys, lpcchMaxSubKeyLen, lpcValues, lpcchMaxValueNameLen, lpcbMaxValueLen, lpcbSecurityDescriptor, lpftLastWriteTime)
; hKey : HKEY -> "intptr"
; lpcSubKeys : DWORD* -> "var"
; lpcchMaxSubKeyLen : DWORD* -> "var"
; lpcValues : DWORD* -> "var"
; lpcchMaxValueNameLen : DWORD* -> "var"
; lpcbMaxValueLen : DWORD* -> "var"
; lpcbSecurityDescriptor : DWORD* -> "var"
; lpftLastWriteTime : FILETIME* -> "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 (
	clusapi = windows.NewLazySystemDLL("CLUSAPI.dll")
	procClusterRegQueryInfoKey = clusapi.NewProc("ClusterRegQueryInfoKey")
)

// hKey (HKEY), lpcSubKeys (DWORD*), lpcchMaxSubKeyLen (DWORD*), lpcValues (DWORD*), lpcchMaxValueNameLen (DWORD*), lpcbMaxValueLen (DWORD*), lpcbSecurityDescriptor (DWORD*), lpftLastWriteTime (FILETIME*)
r1, _, err := procClusterRegQueryInfoKey.Call(
	uintptr(hKey),
	uintptr(lpcSubKeys),
	uintptr(lpcchMaxSubKeyLen),
	uintptr(lpcValues),
	uintptr(lpcchMaxValueNameLen),
	uintptr(lpcbMaxValueLen),
	uintptr(lpcbSecurityDescriptor),
	uintptr(lpftLastWriteTime),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function ClusterRegQueryInfoKey(
  hKey: THandle;   // HKEY
  lpcSubKeys: Pointer;   // DWORD*
  lpcchMaxSubKeyLen: Pointer;   // DWORD*
  lpcValues: Pointer;   // DWORD*
  lpcchMaxValueNameLen: Pointer;   // DWORD*
  lpcbMaxValueLen: Pointer;   // DWORD*
  lpcbSecurityDescriptor: Pointer;   // DWORD*
  lpftLastWriteTime: Pointer   // FILETIME*
): Integer; stdcall;
  external 'CLUSAPI.dll' name 'ClusterRegQueryInfoKey';

result := DllCall("CLUSAPI\ClusterRegQueryInfoKey"
    , "Ptr", hKey   ; HKEY
    , "Ptr", lpcSubKeys   ; DWORD*
    , "Ptr", lpcchMaxSubKeyLen   ; DWORD*
    , "Ptr", lpcValues   ; DWORD*
    , "Ptr", lpcchMaxValueNameLen   ; DWORD*
    , "Ptr", lpcbMaxValueLen   ; DWORD*
    , "Ptr", lpcbSecurityDescriptor   ; DWORD*
    , "Ptr", lpftLastWriteTime   ; FILETIME*
    , "Int")   ; return: INT

●ClusterRegQueryInfoKey(hKey, lpcSubKeys, lpcchMaxSubKeyLen, lpcValues, lpcchMaxValueNameLen, lpcbMaxValueLen, lpcbSecurityDescriptor, lpftLastWriteTime) = DLL("CLUSAPI.dll", "int ClusterRegQueryInfoKey(void*, void*, void*, void*, void*, void*, void*, void*)")
# 呼び出し: ClusterRegQueryInfoKey(hKey, lpcSubKeys, lpcchMaxSubKeyLen, lpcValues, lpcchMaxValueNameLen, lpcbMaxValueLen, lpcbSecurityDescriptor, lpftLastWriteTime)
# hKey : HKEY -> "void*"
# lpcSubKeys : DWORD* -> "void*"
# lpcchMaxSubKeyLen : DWORD* -> "void*"
# lpcValues : DWORD* -> "void*"
# lpcchMaxValueNameLen : DWORD* -> "void*"
# lpcbMaxValueLen : DWORD* -> "void*"
# lpcbSecurityDescriptor : DWORD* -> "void*"
# lpftLastWriteTime : FILETIME* -> "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)。