MsiBeginTransactionW

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

DWORD MsiBeginTransactionW(
    LPCWSTR szName,
    DWORD dwTransactionAttributes,
    MSIHANDLE* phTransactionHandle,
    HANDLE* phChangeOfOwnerEvent
);

<DllImport("msi.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function MsiBeginTransactionW(
    <MarshalAs(UnmanagedType.LPWStr)> szName As String,   ' LPCWSTR
    dwTransactionAttributes As UInteger,   ' DWORD
    <Out> ByRef phTransactionHandle As UInteger,   ' MSIHANDLE* out
    phChangeOfOwnerEvent As IntPtr   ' HANDLE* out
) As UInteger
End Function

' szName : LPCWSTR
' dwTransactionAttributes : DWORD
' phTransactionHandle : MSIHANDLE* out
' phChangeOfOwnerEvent : HANDLE* out
Declare PtrSafe Function MsiBeginTransactionW Lib "msi" ( _
    ByVal szName As LongPtr, _
    ByVal dwTransactionAttributes As Long, _
    ByRef phTransactionHandle As Long, _
    ByVal phChangeOfOwnerEvent 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

MsiBeginTransactionW = ctypes.windll.msi.MsiBeginTransactionW
MsiBeginTransactionW.restype = wintypes.DWORD
MsiBeginTransactionW.argtypes = [
    wintypes.LPCWSTR,  # szName : LPCWSTR
    wintypes.DWORD,  # dwTransactionAttributes : DWORD
    ctypes.c_void_p,  # phTransactionHandle : MSIHANDLE* out
    ctypes.c_void_p,  # phChangeOfOwnerEvent : HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('msi.dll')
MsiBeginTransactionW = Fiddle::Function.new(
  lib['MsiBeginTransactionW'],
  [
    Fiddle::TYPE_VOIDP,  # szName : LPCWSTR
    -Fiddle::TYPE_INT,  # dwTransactionAttributes : DWORD
    Fiddle::TYPE_VOIDP,  # phTransactionHandle : MSIHANDLE* out
    Fiddle::TYPE_VOIDP,  # phChangeOfOwnerEvent : HANDLE* out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "msi")]
extern "system" {
    fn MsiBeginTransactionW(
        szName: *const u16,  // LPCWSTR
        dwTransactionAttributes: u32,  // DWORD
        phTransactionHandle: *mut u32,  // MSIHANDLE* out
        phChangeOfOwnerEvent: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("msi.dll", CharSet = CharSet.Unicode)]
public static extern uint MsiBeginTransactionW([MarshalAs(UnmanagedType.LPWStr)] string szName, uint dwTransactionAttributes, out uint phTransactionHandle, IntPtr phChangeOfOwnerEvent);
"@
$api = Add-Type -MemberDefinition $sig -Name 'msi_MsiBeginTransactionW' -Namespace Win32 -PassThru
# $api::MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent)

#uselib "msi.dll"
#func global MsiBeginTransactionW "MsiBeginTransactionW" wptr, wptr, wptr, wptr
; MsiBeginTransactionW szName, dwTransactionAttributes, varptr(phTransactionHandle), phChangeOfOwnerEvent   ; 戻り値は stat
; szName : LPCWSTR -> "wptr"
; dwTransactionAttributes : DWORD -> "wptr"
; phTransactionHandle : MSIHANDLE* out -> "wptr"
; phChangeOfOwnerEvent : HANDLE* 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。

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

var (
	msi = windows.NewLazySystemDLL("msi.dll")
	procMsiBeginTransactionW = msi.NewProc("MsiBeginTransactionW")
)

// szName (LPCWSTR), dwTransactionAttributes (DWORD), phTransactionHandle (MSIHANDLE* out), phChangeOfOwnerEvent (HANDLE* out)
r1, _, err := procMsiBeginTransactionW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(szName))),
	uintptr(dwTransactionAttributes),
	uintptr(phTransactionHandle),
	uintptr(phChangeOfOwnerEvent),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MsiBeginTransactionW(
  szName: PWideChar;   // LPCWSTR
  dwTransactionAttributes: DWORD;   // DWORD
  phTransactionHandle: Pointer;   // MSIHANDLE* out
  phChangeOfOwnerEvent: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'msi.dll' name 'MsiBeginTransactionW';

result := DllCall("msi\MsiBeginTransactionW"
    , "WStr", szName   ; LPCWSTR
    , "UInt", dwTransactionAttributes   ; DWORD
    , "Ptr", phTransactionHandle   ; MSIHANDLE* out
    , "Ptr", phChangeOfOwnerEvent   ; HANDLE* out
    , "UInt")   ; return: DWORD

●MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent) = DLL("msi.dll", "dword MsiBeginTransactionW(char*, dword, void*, void*)")
# 呼び出し: MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent)
# szName : LPCWSTR -> "char*"
# dwTransactionAttributes : DWORD -> "dword"
# phTransactionHandle : MSIHANDLE* out -> "void*"
# phChangeOfOwnerEvent : HANDLE* 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。

const std = @import("std");

extern "msi" fn MsiBeginTransactionW(
    szName: [*c]const u16, // LPCWSTR
    dwTransactionAttributes: u32, // DWORD
    phTransactionHandle: [*c]u32, // MSIHANDLE* out
    phChangeOfOwnerEvent: ?*anyopaque // HANDLE* out
) callconv(std.os.windows.WINAPI) u32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc MsiBeginTransactionW(
    szName: WideCString,  # LPCWSTR
    dwTransactionAttributes: uint32,  # DWORD
    phTransactionHandle: ptr uint32,  # MSIHANDLE* out
    phChangeOfOwnerEvent: pointer  # HANDLE* out
): uint32 {.importc: "MsiBeginTransactionW", stdcall, dynlib: "msi.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "msi");
extern(Windows)
uint MsiBeginTransactionW(
    const(wchar)* szName,   // LPCWSTR
    uint dwTransactionAttributes,   // DWORD
    uint* phTransactionHandle,   // MSIHANDLE* out
    void* phChangeOfOwnerEvent   // HANDLE* out
);

ccall((:MsiBeginTransactionW, "msi.dll"), stdcall, UInt32,
      (Cwstring, UInt32, Ptr{UInt32}, Ptr{Cvoid}),
      szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent)
# szName : LPCWSTR -> Cwstring
# dwTransactionAttributes : DWORD -> UInt32
# phTransactionHandle : MSIHANDLE* out -> Ptr{UInt32}
# phChangeOfOwnerEvent : HANDLE* out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
uint32_t MsiBeginTransactionW(
    const uint16_t* szName,
    uint32_t dwTransactionAttributes,
    uint32_t* phTransactionHandle,
    void* phChangeOfOwnerEvent);
]]
local msi = ffi.load("msi")
-- msi.MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent)
-- szName : LPCWSTR
-- dwTransactionAttributes : DWORD
-- phTransactionHandle : MSIHANDLE* out
-- phChangeOfOwnerEvent : HANDLE* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('msi.dll');
const MsiBeginTransactionW = lib.func('__stdcall', 'MsiBeginTransactionW', 'uint32_t', ['str16', 'uint32_t', 'uint32_t *', 'void *']);
// MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent)
// szName : LPCWSTR -> 'str16'
// dwTransactionAttributes : DWORD -> 'uint32_t'
// phTransactionHandle : MSIHANDLE* out -> 'uint32_t *'
// phChangeOfOwnerEvent : HANDLE* out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("msi.dll", {
  MsiBeginTransactionW: { parameters: ["buffer", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent)
// szName : LPCWSTR -> "buffer"
// dwTransactionAttributes : DWORD -> "u32"
// phTransactionHandle : MSIHANDLE* out -> "pointer"
// phChangeOfOwnerEvent : HANDLE* out -> "pointer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)を Uint8Array で渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t MsiBeginTransactionW(
    const uint16_t* szName,
    uint32_t dwTransactionAttributes,
    uint32_t* phTransactionHandle,
    void* phChangeOfOwnerEvent);
C, "msi.dll");
// $ffi->MsiBeginTransactionW(szName, dwTransactionAttributes, phTransactionHandle, phChangeOfOwnerEvent);
// szName : LPCWSTR
// dwTransactionAttributes : DWORD
// phTransactionHandle : MSIHANDLE* out
// phChangeOfOwnerEvent : HANDLE* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Msi extends StdCallLibrary {
    Msi INSTANCE = Native.load("msi", Msi.class, W32APIOptions.UNICODE_OPTIONS);
    int MsiBeginTransactionW(
        WString szName,   // LPCWSTR
        int dwTransactionAttributes,   // DWORD
        IntByReference phTransactionHandle,   // MSIHANDLE* out
        Pointer phChangeOfOwnerEvent   // HANDLE* out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("msi")]
lib Libmsi
  fun MsiBeginTransactionW = MsiBeginTransactionW(
    szName : UInt16*,   # LPCWSTR
    dwTransactionAttributes : UInt32,   # DWORD
    phTransactionHandle : UInt32*,   # MSIHANDLE* out
    phChangeOfOwnerEvent : Void*   # HANDLE* out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef MsiBeginTransactionWNative = Uint32 Function(Pointer<Utf16>, Uint32, Pointer<Uint32>, Pointer<Void>);
typedef MsiBeginTransactionWDart = int Function(Pointer<Utf16>, int, Pointer<Uint32>, Pointer<Void>);
final MsiBeginTransactionW = DynamicLibrary.open('msi.dll')
    .lookupFunction<MsiBeginTransactionWNative, MsiBeginTransactionWDart>('MsiBeginTransactionW');
// szName : LPCWSTR -> Pointer<Utf16>
// dwTransactionAttributes : DWORD -> Uint32
// phTransactionHandle : MSIHANDLE* out -> Pointer<Uint32>
// phChangeOfOwnerEvent : HANDLE* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function MsiBeginTransactionW(
  szName: PWideChar;   // LPCWSTR
  dwTransactionAttributes: DWORD;   // DWORD
  phTransactionHandle: Pointer;   // MSIHANDLE* out
  phChangeOfOwnerEvent: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'msi.dll' name 'MsiBeginTransactionW';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "MsiBeginTransactionW"
  c_MsiBeginTransactionW :: CWString -> Word32 -> Ptr Word32 -> Ptr () -> IO Word32
-- szName : LPCWSTR -> CWString
-- dwTransactionAttributes : DWORD -> Word32
-- phTransactionHandle : MSIHANDLE* out -> Ptr Word32
-- phChangeOfOwnerEvent : HANDLE* out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let msibegintransactionw =
  foreign "MsiBeginTransactionW"
    ((ptr uint16_t) @-> uint32_t @-> (ptr uint32_t) @-> (ptr void) @-> returning uint32_t)
(* szName : LPCWSTR -> (ptr uint16_t) *)
(* dwTransactionAttributes : DWORD -> uint32_t *)
(* phTransactionHandle : MSIHANDLE* out -> (ptr uint32_t) *)
(* phChangeOfOwnerEvent : HANDLE* out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library msi (t "msi.dll"))
(cffi:use-foreign-library msi)

(cffi:defcfun ("MsiBeginTransactionW" msi-begin-transaction-w :convention :stdcall) :uint32
  (sz-name (:string :encoding :utf-16le))   ; LPCWSTR
  (dw-transaction-attributes :uint32)   ; DWORD
  (ph-transaction-handle :pointer)   ; MSIHANDLE* out
  (ph-change-of-owner-event :pointer))   ; HANDLE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $MsiBeginTransactionW = Win32::API::More->new('msi',
    'DWORD MsiBeginTransactionW(LPCWSTR szName, DWORD dwTransactionAttributes, LPVOID phTransactionHandle, HANDLE phChangeOfOwnerEvent)');
# my $ret = $MsiBeginTransactionW->Call($szName, $dwTransactionAttributes, $phTransactionHandle, $phChangeOfOwnerEvent);
# szName : LPCWSTR -> LPCWSTR
# dwTransactionAttributes : DWORD -> DWORD
# phTransactionHandle : MSIHANDLE* out -> LPVOID
# phChangeOfOwnerEvent : HANDLE* out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。