RegRestoreAllA

// ADVPACK.dll  (ANSI / -A)
#include <windows.h>

HRESULT RegRestoreAllA(
    HWND hWnd,   // optional
    LPCSTR pszTitleString,   // optional
    HKEY hkBckupKey
);

<DllImport("ADVPACK.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function RegRestoreAllA(
    hWnd As IntPtr,   ' HWND optional
    <MarshalAs(UnmanagedType.LPStr)> pszTitleString As String,   ' LPCSTR optional
    hkBckupKey As IntPtr   ' HKEY
) As Integer
End Function

' hWnd : HWND optional
' pszTitleString : LPCSTR optional
' hkBckupKey : HKEY
Declare PtrSafe Function RegRestoreAllA Lib "advpack" ( _
    ByVal hWnd As LongPtr, _
    ByVal pszTitleString As String, _
    ByVal hkBckupKey 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

RegRestoreAllA = ctypes.windll.advpack.RegRestoreAllA
RegRestoreAllA.restype = ctypes.c_int
RegRestoreAllA.argtypes = [
    wintypes.HANDLE,  # hWnd : HWND optional
    wintypes.LPCSTR,  # pszTitleString : LPCSTR optional
    wintypes.HANDLE,  # hkBckupKey : HKEY
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVPACK.dll')
RegRestoreAllA = Fiddle::Function.new(
  lib['RegRestoreAllA'],
  [
    Fiddle::TYPE_VOIDP,  # hWnd : HWND optional
    Fiddle::TYPE_VOIDP,  # pszTitleString : LPCSTR optional
    Fiddle::TYPE_VOIDP,  # hkBckupKey : HKEY
  ],
  Fiddle::TYPE_INT)

#[link(name = "advpack")]
extern "system" {
    fn RegRestoreAllA(
        hWnd: *mut core::ffi::c_void,  // HWND optional
        pszTitleString: *const u8,  // LPCSTR optional
        hkBckupKey: *mut core::ffi::c_void  // HKEY
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVPACK.dll", CharSet = CharSet.Ansi)]
public static extern int RegRestoreAllA(IntPtr hWnd, [MarshalAs(UnmanagedType.LPStr)] string pszTitleString, IntPtr hkBckupKey);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVPACK_RegRestoreAllA' -Namespace Win32 -PassThru
# $api::RegRestoreAllA(hWnd, pszTitleString, hkBckupKey)

#uselib "ADVPACK.dll"
#func global RegRestoreAllA "RegRestoreAllA" sptr, sptr, sptr
; RegRestoreAllA hWnd, pszTitleString, hkBckupKey   ; 戻り値は stat
; hWnd : HWND optional -> "sptr"
; pszTitleString : LPCSTR optional -> "sptr"
; hkBckupKey : HKEY -> "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 "ADVPACK.dll"
#cfunc global RegRestoreAllA "RegRestoreAllA" sptr, str, sptr
; res = RegRestoreAllA(hWnd, pszTitleString, hkBckupKey)
; hWnd : HWND optional -> "sptr"
; pszTitleString : LPCSTR optional -> "str"
; hkBckupKey : HKEY -> "sptr"

; HRESULT RegRestoreAllA(HWND hWnd, LPCSTR pszTitleString, HKEY hkBckupKey)
#uselib "ADVPACK.dll"
#cfunc global RegRestoreAllA "RegRestoreAllA" intptr, str, intptr
; res = RegRestoreAllA(hWnd, pszTitleString, hkBckupKey)
; hWnd : HWND optional -> "intptr"
; pszTitleString : LPCSTR optional -> "str"
; hkBckupKey : HKEY -> "intptr"

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

var (
	advpack = windows.NewLazySystemDLL("ADVPACK.dll")
	procRegRestoreAllA = advpack.NewProc("RegRestoreAllA")
)

// hWnd (HWND optional), pszTitleString (LPCSTR optional), hkBckupKey (HKEY)
r1, _, err := procRegRestoreAllA.Call(
	uintptr(hWnd),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszTitleString))),
	uintptr(hkBckupKey),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function RegRestoreAllA(
  hWnd: THandle;   // HWND optional
  pszTitleString: PAnsiChar;   // LPCSTR optional
  hkBckupKey: THandle   // HKEY
): Integer; stdcall;
  external 'ADVPACK.dll' name 'RegRestoreAllA';

result := DllCall("ADVPACK\RegRestoreAllA"
    , "Ptr", hWnd   ; HWND optional
    , "AStr", pszTitleString   ; LPCSTR optional
    , "Ptr", hkBckupKey   ; HKEY
    , "Int")   ; return: HRESULT

●RegRestoreAllA(hWnd, pszTitleString, hkBckupKey) = DLL("ADVPACK.dll", "int RegRestoreAllA(void*, char*, void*)")
# 呼び出し: RegRestoreAllA(hWnd, pszTitleString, hkBckupKey)
# hWnd : HWND optional -> "void*"
# pszTitleString : LPCSTR optional -> "char*"
# hkBckupKey : HKEY -> "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)。