SHPathPrepareForWriteW

// SHELL32.dll  (Unicode / -W)
#include <windows.h>

HRESULT SHPathPrepareForWriteW(
    HWND hwnd,   // optional
    IUnknown* punkEnableModless,   // optional
    LPCWSTR pszPath,
    DWORD dwFlags
);

<DllImport("SHELL32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function SHPathPrepareForWriteW(
    hwnd As IntPtr,   ' HWND optional
    punkEnableModless As IntPtr,   ' IUnknown* optional
    <MarshalAs(UnmanagedType.LPWStr)> pszPath As String,   ' LPCWSTR
    dwFlags As UInteger   ' DWORD
) As Integer
End Function

' hwnd : HWND optional
' punkEnableModless : IUnknown* optional
' pszPath : LPCWSTR
' dwFlags : DWORD
Declare PtrSafe Function SHPathPrepareForWriteW Lib "shell32" ( _
    ByVal hwnd As LongPtr, _
    ByVal punkEnableModless As LongPtr, _
    ByVal pszPath As LongPtr, _
    ByVal dwFlags As Long) 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

SHPathPrepareForWriteW = ctypes.windll.shell32.SHPathPrepareForWriteW
SHPathPrepareForWriteW.restype = ctypes.c_int
SHPathPrepareForWriteW.argtypes = [
    wintypes.HANDLE,  # hwnd : HWND optional
    ctypes.c_void_p,  # punkEnableModless : IUnknown* optional
    wintypes.LPCWSTR,  # pszPath : LPCWSTR
    wintypes.DWORD,  # dwFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
SHPathPrepareForWriteW = Fiddle::Function.new(
  lib['SHPathPrepareForWriteW'],
  [
    Fiddle::TYPE_VOIDP,  # hwnd : HWND optional
    Fiddle::TYPE_VOIDP,  # punkEnableModless : IUnknown* optional
    Fiddle::TYPE_VOIDP,  # pszPath : LPCWSTR
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "shell32")]
extern "system" {
    fn SHPathPrepareForWriteW(
        hwnd: *mut core::ffi::c_void,  // HWND optional
        punkEnableModless: *mut core::ffi::c_void,  // IUnknown* optional
        pszPath: *const u16,  // LPCWSTR
        dwFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll", CharSet = CharSet.Unicode)]
public static extern int SHPathPrepareForWriteW(IntPtr hwnd, IntPtr punkEnableModless, [MarshalAs(UnmanagedType.LPWStr)] string pszPath, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_SHPathPrepareForWriteW' -Namespace Win32 -PassThru
# $api::SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)

#uselib "SHELL32.dll"
#func global SHPathPrepareForWriteW "SHPathPrepareForWriteW" wptr, wptr, wptr, wptr
; SHPathPrepareForWriteW hwnd, punkEnableModless, pszPath, dwFlags   ; 戻り値は stat
; hwnd : HWND optional -> "wptr"
; punkEnableModless : IUnknown* optional -> "wptr"
; pszPath : LPCWSTR -> "wptr"
; dwFlags : DWORD -> "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 "SHELL32.dll"
#cfunc global SHPathPrepareForWriteW "SHPathPrepareForWriteW" sptr, sptr, wstr, int
; res = SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)
; hwnd : HWND optional -> "sptr"
; punkEnableModless : IUnknown* optional -> "sptr"
; pszPath : LPCWSTR -> "wstr"
; dwFlags : DWORD -> "int"

; HRESULT SHPathPrepareForWriteW(HWND hwnd, IUnknown* punkEnableModless, LPCWSTR pszPath, DWORD dwFlags)
#uselib "SHELL32.dll"
#cfunc global SHPathPrepareForWriteW "SHPathPrepareForWriteW" intptr, intptr, wstr, int
; res = SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)
; hwnd : HWND optional -> "intptr"
; punkEnableModless : IUnknown* optional -> "intptr"
; pszPath : LPCWSTR -> "wstr"
; dwFlags : DWORD -> "int"

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

var (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procSHPathPrepareForWriteW = shell32.NewProc("SHPathPrepareForWriteW")
)

// hwnd (HWND optional), punkEnableModless (IUnknown* optional), pszPath (LPCWSTR), dwFlags (DWORD)
r1, _, err := procSHPathPrepareForWriteW.Call(
	uintptr(hwnd),
	uintptr(punkEnableModless),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszPath))),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SHPathPrepareForWriteW(
  hwnd: THandle;   // HWND optional
  punkEnableModless: Pointer;   // IUnknown* optional
  pszPath: PWideChar;   // LPCWSTR
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHPathPrepareForWriteW';

result := DllCall("SHELL32\SHPathPrepareForWriteW"
    , "Ptr", hwnd   ; HWND optional
    , "Ptr", punkEnableModless   ; IUnknown* optional
    , "WStr", pszPath   ; LPCWSTR
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: HRESULT

●SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags) = DLL("SHELL32.dll", "int SHPathPrepareForWriteW(void*, void*, char*, dword)")
# 呼び出し: SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)
# hwnd : HWND optional -> "void*"
# punkEnableModless : IUnknown* optional -> "void*"
# pszPath : LPCWSTR -> "char*"
# dwFlags : DWORD -> "dword"
# 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 "shell32" fn SHPathPrepareForWriteW(
    hwnd: ?*anyopaque, // HWND optional
    punkEnableModless: ?*anyopaque, // IUnknown* optional
    pszPath: [*c]const u16, // LPCWSTR
    dwFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc SHPathPrepareForWriteW(
    hwnd: pointer,  # HWND optional
    punkEnableModless: pointer,  # IUnknown* optional
    pszPath: WideCString,  # LPCWSTR
    dwFlags: uint32  # DWORD
): int32 {.importc: "SHPathPrepareForWriteW", stdcall, dynlib: "SHELL32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "shell32");
extern(Windows)
int SHPathPrepareForWriteW(
    void* hwnd,   // HWND optional
    void* punkEnableModless,   // IUnknown* optional
    const(wchar)* pszPath,   // LPCWSTR
    uint dwFlags   // DWORD
);

ccall((:SHPathPrepareForWriteW, "SHELL32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{Cvoid}, Cwstring, UInt32),
      hwnd, punkEnableModless, pszPath, dwFlags)
# hwnd : HWND optional -> Ptr{Cvoid}
# punkEnableModless : IUnknown* optional -> Ptr{Cvoid}
# pszPath : LPCWSTR -> Cwstring
# dwFlags : DWORD -> UInt32
# 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[[
int32_t SHPathPrepareForWriteW(
    void* hwnd,
    void* punkEnableModless,
    const uint16_t* pszPath,
    uint32_t dwFlags);
]]
local shell32 = ffi.load("shell32")
-- shell32.SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)
-- hwnd : HWND optional
-- punkEnableModless : IUnknown* optional
-- pszPath : LPCWSTR
-- dwFlags : DWORD
-- 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('SHELL32.dll');
const SHPathPrepareForWriteW = lib.func('__stdcall', 'SHPathPrepareForWriteW', 'int32_t', ['void *', 'void *', 'str16', 'uint32_t']);
// SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)
// hwnd : HWND optional -> 'void *'
// punkEnableModless : IUnknown* optional -> 'void *'
// pszPath : LPCWSTR -> 'str16'
// dwFlags : DWORD -> 'uint32_t'
// 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("SHELL32.dll", {
  SHPathPrepareForWriteW: { parameters: ["pointer", "pointer", "buffer", "u32"], result: "i32" },
});
// lib.symbols.SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags)
// hwnd : HWND optional -> "pointer"
// punkEnableModless : IUnknown* optional -> "pointer"
// pszPath : LPCWSTR -> "buffer"
// dwFlags : DWORD -> "u32"
// 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
int32_t SHPathPrepareForWriteW(
    void* hwnd,
    void* punkEnableModless,
    const uint16_t* pszPath,
    uint32_t dwFlags);
C, "SHELL32.dll");
// $ffi->SHPathPrepareForWriteW(hwnd, punkEnableModless, pszPath, dwFlags);
// hwnd : HWND optional
// punkEnableModless : IUnknown* optional
// pszPath : LPCWSTR
// dwFlags : DWORD
// 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 Shell32 extends StdCallLibrary {
    Shell32 INSTANCE = Native.load("shell32", Shell32.class, W32APIOptions.UNICODE_OPTIONS);
    int SHPathPrepareForWriteW(
        Pointer hwnd,   // HWND optional
        Pointer punkEnableModless,   // IUnknown* optional
        WString pszPath,   // LPCWSTR
        int dwFlags   // DWORD
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("shell32")]
lib LibSHELL32
  fun SHPathPrepareForWriteW = SHPathPrepareForWriteW(
    hwnd : Void*,   # HWND optional
    punkEnableModless : Void*,   # IUnknown* optional
    pszPath : UInt16*,   # LPCWSTR
    dwFlags : UInt32   # DWORD
  ) : Int32
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 SHPathPrepareForWriteWNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Utf16>, Uint32);
typedef SHPathPrepareForWriteWDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Utf16>, int);
final SHPathPrepareForWriteW = DynamicLibrary.open('SHELL32.dll')
    .lookupFunction<SHPathPrepareForWriteWNative, SHPathPrepareForWriteWDart>('SHPathPrepareForWriteW');
// hwnd : HWND optional -> Pointer<Void>
// punkEnableModless : IUnknown* optional -> Pointer<Void>
// pszPath : LPCWSTR -> Pointer<Utf16>
// dwFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SHPathPrepareForWriteW(
  hwnd: THandle;   // HWND optional
  punkEnableModless: Pointer;   // IUnknown* optional
  pszPath: PWideChar;   // LPCWSTR
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHPathPrepareForWriteW';

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

foreign import stdcall safe "SHPathPrepareForWriteW"
  c_SHPathPrepareForWriteW :: Ptr () -> Ptr () -> CWString -> Word32 -> IO Int32
-- hwnd : HWND optional -> Ptr ()
-- punkEnableModless : IUnknown* optional -> Ptr ()
-- pszPath : LPCWSTR -> CWString
-- dwFlags : DWORD -> Word32
-- 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 shpathprepareforwritew =
  foreign "SHPathPrepareForWriteW"
    ((ptr void) @-> (ptr void) @-> (ptr uint16_t) @-> uint32_t @-> returning int32_t)
(* hwnd : HWND optional -> (ptr void) *)
(* punkEnableModless : IUnknown* optional -> (ptr void) *)
(* pszPath : LPCWSTR -> (ptr uint16_t) *)
(* dwFlags : DWORD -> uint32_t *)
(* 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 shell32 (t "SHELL32.dll"))
(cffi:use-foreign-library shell32)

(cffi:defcfun ("SHPathPrepareForWriteW" shpath-prepare-for-write-w :convention :stdcall) :int32
  (hwnd :pointer)   ; HWND optional
  (punk-enable-modless :pointer)   ; IUnknown* optional
  (psz-path (:string :encoding :utf-16le))   ; LPCWSTR
  (dw-flags :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SHPathPrepareForWriteW = Win32::API::More->new('SHELL32',
    'int SHPathPrepareForWriteW(HANDLE hwnd, LPVOID punkEnableModless, LPCWSTR pszPath, DWORD dwFlags)');
# my $ret = $SHPathPrepareForWriteW->Call($hwnd, $punkEnableModless, $pszPath, $dwFlags);
# hwnd : HWND optional -> HANDLE
# punkEnableModless : IUnknown* optional -> LPVOID
# pszPath : LPCWSTR -> LPCWSTR
# dwFlags : DWORD -> DWORD
# 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。