WofFileEnumFiles

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

HRESULT WofFileEnumFiles(
    LPCWSTR VolumeName,
    DWORD Algorithm,
    WofEnumFilesProc EnumProc,
    void* UserData   // optional
);

<DllImport("WOFUTIL.dll", ExactSpelling:=True)>
Public Shared Function WofFileEnumFiles(
    <MarshalAs(UnmanagedType.LPWStr)> VolumeName As String,   ' LPCWSTR
    Algorithm As UInteger,   ' DWORD
    EnumProc As IntPtr,   ' WofEnumFilesProc
    UserData As IntPtr   ' void* optional
) As Integer
End Function

' VolumeName : LPCWSTR
' Algorithm : DWORD
' EnumProc : WofEnumFilesProc
' UserData : void* optional
Declare PtrSafe Function WofFileEnumFiles Lib "wofutil" ( _
    ByVal VolumeName As LongPtr, _
    ByVal Algorithm As Long, _
    ByVal EnumProc As LongPtr, _
    ByVal UserData 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

WofFileEnumFiles = ctypes.windll.wofutil.WofFileEnumFiles
WofFileEnumFiles.restype = ctypes.c_int
WofFileEnumFiles.argtypes = [
    wintypes.LPCWSTR,  # VolumeName : LPCWSTR
    wintypes.DWORD,  # Algorithm : DWORD
    ctypes.c_void_p,  # EnumProc : WofEnumFilesProc
    ctypes.POINTER(None),  # UserData : void* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WOFUTIL.dll')
WofFileEnumFiles = Fiddle::Function.new(
  lib['WofFileEnumFiles'],
  [
    Fiddle::TYPE_VOIDP,  # VolumeName : LPCWSTR
    -Fiddle::TYPE_INT,  # Algorithm : DWORD
    Fiddle::TYPE_VOIDP,  # EnumProc : WofEnumFilesProc
    Fiddle::TYPE_VOIDP,  # UserData : void* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "wofutil")]
extern "system" {
    fn WofFileEnumFiles(
        VolumeName: *const u16,  // LPCWSTR
        Algorithm: u32,  // DWORD
        EnumProc: *const core::ffi::c_void,  // WofEnumFilesProc
        UserData: *mut ()  // void* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WOFUTIL.dll")]
public static extern int WofFileEnumFiles([MarshalAs(UnmanagedType.LPWStr)] string VolumeName, uint Algorithm, IntPtr EnumProc, IntPtr UserData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WOFUTIL_WofFileEnumFiles' -Namespace Win32 -PassThru
# $api::WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)

#uselib "WOFUTIL.dll"
#func global WofFileEnumFiles "WofFileEnumFiles" sptr, sptr, sptr, sptr
; WofFileEnumFiles VolumeName, Algorithm, EnumProc, UserData   ; 戻り値は stat
; VolumeName : LPCWSTR -> "sptr"
; Algorithm : DWORD -> "sptr"
; EnumProc : WofEnumFilesProc -> "sptr"
; UserData : void* optional -> "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 "WOFUTIL.dll"
#cfunc global WofFileEnumFiles "WofFileEnumFiles" wstr, int, sptr, sptr
; res = WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)
; VolumeName : LPCWSTR -> "wstr"
; Algorithm : DWORD -> "int"
; EnumProc : WofEnumFilesProc -> "sptr"
; UserData : void* optional -> "sptr"

; HRESULT WofFileEnumFiles(LPCWSTR VolumeName, DWORD Algorithm, WofEnumFilesProc EnumProc, void* UserData)
#uselib "WOFUTIL.dll"
#cfunc global WofFileEnumFiles "WofFileEnumFiles" wstr, int, intptr, intptr
; res = WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)
; VolumeName : LPCWSTR -> "wstr"
; Algorithm : DWORD -> "int"
; EnumProc : WofEnumFilesProc -> "intptr"
; UserData : void* optional -> "intptr"

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

var (
	wofutil = windows.NewLazySystemDLL("WOFUTIL.dll")
	procWofFileEnumFiles = wofutil.NewProc("WofFileEnumFiles")
)

// VolumeName (LPCWSTR), Algorithm (DWORD), EnumProc (WofEnumFilesProc), UserData (void* optional)
r1, _, err := procWofFileEnumFiles.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(VolumeName))),
	uintptr(Algorithm),
	uintptr(EnumProc),
	uintptr(UserData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WofFileEnumFiles(
  VolumeName: PWideChar;   // LPCWSTR
  Algorithm: DWORD;   // DWORD
  EnumProc: Pointer;   // WofEnumFilesProc
  UserData: Pointer   // void* optional
): Integer; stdcall;
  external 'WOFUTIL.dll' name 'WofFileEnumFiles';

result := DllCall("WOFUTIL\WofFileEnumFiles"
    , "WStr", VolumeName   ; LPCWSTR
    , "UInt", Algorithm   ; DWORD
    , "Ptr", EnumProc   ; WofEnumFilesProc
    , "Ptr", UserData   ; void* optional
    , "Int")   ; return: HRESULT

●WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData) = DLL("WOFUTIL.dll", "int WofFileEnumFiles(char*, dword, void*, void*)")
# 呼び出し: WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)
# VolumeName : LPCWSTR -> "char*"
# Algorithm : DWORD -> "dword"
# EnumProc : WofEnumFilesProc -> "void*"
# UserData : void* optional -> "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)。

const std = @import("std");

extern "wofutil" fn WofFileEnumFiles(
    VolumeName: [*c]const u16, // LPCWSTR
    Algorithm: u32, // DWORD
    EnumProc: ?*anyopaque, // WofEnumFilesProc
    UserData: ?*anyopaque // void* optional
) callconv(std.os.windows.WINAPI) i32;

proc WofFileEnumFiles(
    VolumeName: WideCString,  # LPCWSTR
    Algorithm: uint32,  # DWORD
    EnumProc: pointer,  # WofEnumFilesProc
    UserData: pointer  # void* optional
): int32 {.importc: "WofFileEnumFiles", stdcall, dynlib: "WOFUTIL.dll".}

pragma(lib, "wofutil");
extern(Windows)
int WofFileEnumFiles(
    const(wchar)* VolumeName,   // LPCWSTR
    uint Algorithm,   // DWORD
    void* EnumProc,   // WofEnumFilesProc
    void* UserData   // void* optional
);

ccall((:WofFileEnumFiles, "WOFUTIL.dll"), stdcall, Int32,
      (Cwstring, UInt32, Ptr{Cvoid}, Ptr{Cvoid}),
      VolumeName, Algorithm, EnumProc, UserData)
# VolumeName : LPCWSTR -> Cwstring
# Algorithm : DWORD -> UInt32
# EnumProc : WofEnumFilesProc -> Ptr{Cvoid}
# UserData : void* optional -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WofFileEnumFiles(
    const uint16_t* VolumeName,
    uint32_t Algorithm,
    void* EnumProc,
    void* UserData);
]]
local wofutil = ffi.load("wofutil")
-- wofutil.WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)
-- VolumeName : LPCWSTR
-- Algorithm : DWORD
-- EnumProc : WofEnumFilesProc
-- UserData : void* optional
-- 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。

const koffi = require('koffi');
const lib = koffi.load('WOFUTIL.dll');
const WofFileEnumFiles = lib.func('__stdcall', 'WofFileEnumFiles', 'int32_t', ['str16', 'uint32_t', 'void *', 'void *']);
// WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)
// VolumeName : LPCWSTR -> 'str16'
// Algorithm : DWORD -> 'uint32_t'
// EnumProc : WofEnumFilesProc -> 'void *'
// UserData : void* optional -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
// コールバック(関数ポインタ)は koffi.proto/koffi.register で型を定義して渡す(素の void* では JS 関数を渡せない)。

const lib = Deno.dlopen("WOFUTIL.dll", {
  WofFileEnumFiles: { parameters: ["buffer", "u32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData)
// VolumeName : LPCWSTR -> "buffer"
// Algorithm : DWORD -> "u32"
// EnumProc : WofEnumFilesProc -> "pointer"
// UserData : void* optional -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t WofFileEnumFiles(
    const uint16_t* VolumeName,
    uint32_t Algorithm,
    void* EnumProc,
    void* UserData);
C, "WOFUTIL.dll");
// $ffi->WofFileEnumFiles(VolumeName, Algorithm, EnumProc, UserData);
// VolumeName : LPCWSTR
// Algorithm : DWORD
// EnumProc : WofEnumFilesProc
// UserData : void* optional
// 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 Wofutil extends StdCallLibrary {
    Wofutil INSTANCE = Native.load("wofutil", Wofutil.class);
    int WofFileEnumFiles(
        WString VolumeName,   // LPCWSTR
        int Algorithm,   // DWORD
        Callback EnumProc,   // WofEnumFilesProc
        Pointer UserData   // void* optional
    );
}

@[Link("wofutil")]
lib LibWOFUTIL
  fun WofFileEnumFiles = WofFileEnumFiles(
    VolumeName : UInt16*,   # LPCWSTR
    Algorithm : UInt32,   # DWORD
    EnumProc : Void*,   # WofEnumFilesProc
    UserData : Void*   # void* optional
  ) : 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 WofFileEnumFilesNative = Int32 Function(Pointer<Utf16>, Uint32, Pointer<Void>, Pointer<Void>);
typedef WofFileEnumFilesDart = int Function(Pointer<Utf16>, int, Pointer<Void>, Pointer<Void>);
final WofFileEnumFiles = DynamicLibrary.open('WOFUTIL.dll')
    .lookupFunction<WofFileEnumFilesNative, WofFileEnumFilesDart>('WofFileEnumFiles');
// VolumeName : LPCWSTR -> Pointer<Utf16>
// Algorithm : DWORD -> Uint32
// EnumProc : WofEnumFilesProc -> Pointer<Void>
// UserData : void* optional -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WofFileEnumFiles(
  VolumeName: PWideChar;   // LPCWSTR
  Algorithm: DWORD;   // DWORD
  EnumProc: Pointer;   // WofEnumFilesProc
  UserData: Pointer   // void* optional
): Integer; stdcall;
  external 'WOFUTIL.dll' name 'WofFileEnumFiles';

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

foreign import stdcall safe "WofFileEnumFiles"
  c_WofFileEnumFiles :: CWString -> Word32 -> Ptr () -> Ptr () -> IO Int32
-- VolumeName : LPCWSTR -> CWString
-- Algorithm : DWORD -> Word32
-- EnumProc : WofEnumFilesProc -> Ptr ()
-- UserData : void* optional -> 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 woffileenumfiles =
  foreign "WofFileEnumFiles"
    ((ptr uint16_t) @-> uint32_t @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* VolumeName : LPCWSTR -> (ptr uint16_t) *)
(* Algorithm : DWORD -> uint32_t *)
(* EnumProc : WofEnumFilesProc -> (ptr void) *)
(* UserData : void* optional -> (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 wofutil (t "WOFUTIL.dll"))
(cffi:use-foreign-library wofutil)

(cffi:defcfun ("WofFileEnumFiles" wof-file-enum-files :convention :stdcall) :int32
  (volume-name (:string :encoding :utf-16le))   ; LPCWSTR
  (algorithm :uint32)   ; DWORD
  (enum-proc :pointer)   ; WofEnumFilesProc
  (user-data :pointer))   ; void* optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WofFileEnumFiles = Win32::API::More->new('WOFUTIL',
    'int WofFileEnumFiles(LPCWSTR VolumeName, DWORD Algorithm, LPVOID EnumProc, LPVOID UserData)');
# my $ret = $WofFileEnumFiles->Call($VolumeName, $Algorithm, $EnumProc, $UserData);
# VolumeName : LPCWSTR -> LPCWSTR
# Algorithm : DWORD -> DWORD
# EnumProc : WofEnumFilesProc -> LPVOID
# UserData : void* optional -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# コールバック(関数ポインタ)は Perl sub を直接渡せません。Win32::API::Callback を使用してください。