RunSetupCommandW

// ADVPACK.dll  (Unicode / -W)
#include <windows.h>

HRESULT RunSetupCommandW(
    HWND hWnd,
    LPCWSTR szCmdName,
    LPCWSTR szInfSection,
    LPCWSTR szDir,
    LPCWSTR lpszTitle,
    HANDLE* phEXE,
    DWORD dwFlags,
    void* pvReserved
);

<DllImport("ADVPACK.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function RunSetupCommandW(
    hWnd As IntPtr,   ' HWND
    <MarshalAs(UnmanagedType.LPWStr)> szCmdName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> szInfSection As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> szDir As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszTitle As String,   ' LPCWSTR
    phEXE As IntPtr,   ' HANDLE* in/out
    dwFlags As UInteger,   ' DWORD
    pvReserved As IntPtr   ' void* in/out
) As Integer
End Function

' hWnd : HWND
' szCmdName : LPCWSTR
' szInfSection : LPCWSTR
' szDir : LPCWSTR
' lpszTitle : LPCWSTR
' phEXE : HANDLE* in/out
' dwFlags : DWORD
' pvReserved : void* in/out
Declare PtrSafe Function RunSetupCommandW Lib "advpack" ( _
    ByVal hWnd As LongPtr, _
    ByVal szCmdName As LongPtr, _
    ByVal szInfSection As LongPtr, _
    ByVal szDir As LongPtr, _
    ByVal lpszTitle As LongPtr, _
    ByVal phEXE As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal pvReserved As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RunSetupCommandW = ctypes.windll.advpack.RunSetupCommandW
RunSetupCommandW.restype = ctypes.c_int
RunSetupCommandW.argtypes = [
    wintypes.HANDLE,  # hWnd : HWND
    wintypes.LPCWSTR,  # szCmdName : LPCWSTR
    wintypes.LPCWSTR,  # szInfSection : LPCWSTR
    wintypes.LPCWSTR,  # szDir : LPCWSTR
    wintypes.LPCWSTR,  # lpszTitle : LPCWSTR
    ctypes.c_void_p,  # phEXE : HANDLE* in/out
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.POINTER(None),  # pvReserved : void* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVPACK.dll')
RunSetupCommandW = Fiddle::Function.new(
  lib['RunSetupCommandW'],
  [
    Fiddle::TYPE_VOIDP,  # hWnd : HWND
    Fiddle::TYPE_VOIDP,  # szCmdName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # szInfSection : LPCWSTR
    Fiddle::TYPE_VOIDP,  # szDir : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszTitle : LPCWSTR
    Fiddle::TYPE_VOIDP,  # phEXE : HANDLE* in/out
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pvReserved : void* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "advpack")]
extern "system" {
    fn RunSetupCommandW(
        hWnd: *mut core::ffi::c_void,  // HWND
        szCmdName: *const u16,  // LPCWSTR
        szInfSection: *const u16,  // LPCWSTR
        szDir: *const u16,  // LPCWSTR
        lpszTitle: *const u16,  // LPCWSTR
        phEXE: *mut *mut core::ffi::c_void,  // HANDLE* in/out
        dwFlags: u32,  // DWORD
        pvReserved: *mut ()  // void* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVPACK.dll", CharSet = CharSet.Unicode)]
public static extern int RunSetupCommandW(IntPtr hWnd, [MarshalAs(UnmanagedType.LPWStr)] string szCmdName, [MarshalAs(UnmanagedType.LPWStr)] string szInfSection, [MarshalAs(UnmanagedType.LPWStr)] string szDir, [MarshalAs(UnmanagedType.LPWStr)] string lpszTitle, IntPtr phEXE, uint dwFlags, IntPtr pvReserved);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVPACK_RunSetupCommandW' -Namespace Win32 -PassThru
# $api::RunSetupCommandW(hWnd, szCmdName, szInfSection, szDir, lpszTitle, phEXE, dwFlags, pvReserved)

#uselib "ADVPACK.dll"
#func global RunSetupCommandW "RunSetupCommandW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; RunSetupCommandW hWnd, szCmdName, szInfSection, szDir, lpszTitle, phEXE, dwFlags, pvReserved   ; 戻り値は stat
; hWnd : HWND -> "wptr"
; szCmdName : LPCWSTR -> "wptr"
; szInfSection : LPCWSTR -> "wptr"
; szDir : LPCWSTR -> "wptr"
; lpszTitle : LPCWSTR -> "wptr"
; phEXE : HANDLE* in/out -> "wptr"
; dwFlags : DWORD -> "wptr"
; pvReserved : void* in/out -> "wptr"
; ※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 RunSetupCommandW "RunSetupCommandW" sptr, wstr, wstr, wstr, wstr, sptr, int, sptr
; res = RunSetupCommandW(hWnd, szCmdName, szInfSection, szDir, lpszTitle, phEXE, dwFlags, pvReserved)
; hWnd : HWND -> "sptr"
; szCmdName : LPCWSTR -> "wstr"
; szInfSection : LPCWSTR -> "wstr"
; szDir : LPCWSTR -> "wstr"
; lpszTitle : LPCWSTR -> "wstr"
; phEXE : HANDLE* in/out -> "sptr"
; dwFlags : DWORD -> "int"
; pvReserved : void* in/out -> "sptr"

; HRESULT RunSetupCommandW(HWND hWnd, LPCWSTR szCmdName, LPCWSTR szInfSection, LPCWSTR szDir, LPCWSTR lpszTitle, HANDLE* phEXE, DWORD dwFlags, void* pvReserved)
#uselib "ADVPACK.dll"
#cfunc global RunSetupCommandW "RunSetupCommandW" intptr, wstr, wstr, wstr, wstr, intptr, int, intptr
; res = RunSetupCommandW(hWnd, szCmdName, szInfSection, szDir, lpszTitle, phEXE, dwFlags, pvReserved)
; hWnd : HWND -> "intptr"
; szCmdName : LPCWSTR -> "wstr"
; szInfSection : LPCWSTR -> "wstr"
; szDir : LPCWSTR -> "wstr"
; lpszTitle : LPCWSTR -> "wstr"
; phEXE : HANDLE* in/out -> "intptr"
; dwFlags : DWORD -> "int"
; pvReserved : void* in/out -> "intptr"

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

var (
	advpack = windows.NewLazySystemDLL("ADVPACK.dll")
	procRunSetupCommandW = advpack.NewProc("RunSetupCommandW")
)

// hWnd (HWND), szCmdName (LPCWSTR), szInfSection (LPCWSTR), szDir (LPCWSTR), lpszTitle (LPCWSTR), phEXE (HANDLE* in/out), dwFlags (DWORD), pvReserved (void* in/out)
r1, _, err := procRunSetupCommandW.Call(
	uintptr(hWnd),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(szCmdName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(szInfSection))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(szDir))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszTitle))),
	uintptr(phEXE),
	uintptr(dwFlags),
	uintptr(pvReserved),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function RunSetupCommandW(
  hWnd: THandle;   // HWND
  szCmdName: PWideChar;   // LPCWSTR
  szInfSection: PWideChar;   // LPCWSTR
  szDir: PWideChar;   // LPCWSTR
  lpszTitle: PWideChar;   // LPCWSTR
  phEXE: Pointer;   // HANDLE* in/out
  dwFlags: DWORD;   // DWORD
  pvReserved: Pointer   // void* in/out
): Integer; stdcall;
  external 'ADVPACK.dll' name 'RunSetupCommandW';

result := DllCall("ADVPACK\RunSetupCommandW"
    , "Ptr", hWnd   ; HWND
    , "WStr", szCmdName   ; LPCWSTR
    , "WStr", szInfSection   ; LPCWSTR
    , "WStr", szDir   ; LPCWSTR
    , "WStr", lpszTitle   ; LPCWSTR
    , "Ptr", phEXE   ; HANDLE* in/out
    , "UInt", dwFlags   ; DWORD
    , "Ptr", pvReserved   ; void* in/out
    , "Int")   ; return: HRESULT

●RunSetupCommandW(hWnd, szCmdName, szInfSection, szDir, lpszTitle, phEXE, dwFlags, pvReserved) = DLL("ADVPACK.dll", "int RunSetupCommandW(void*, char*, char*, char*, char*, void*, dword, void*)")
# 呼び出し: RunSetupCommandW(hWnd, szCmdName, szInfSection, szDir, lpszTitle, phEXE, dwFlags, pvReserved)
# hWnd : HWND -> "void*"
# szCmdName : LPCWSTR -> "char*"
# szInfSection : LPCWSTR -> "char*"
# szDir : LPCWSTR -> "char*"
# lpszTitle : LPCWSTR -> "char*"
# phEXE : HANDLE* in/out -> "void*"
# dwFlags : DWORD -> "dword"
# pvReserved : void* 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。