EnumLanguageGroupLocalesW

// KERNEL32.dll  (Unicode / -W)
#include <windows.h>

BOOL EnumLanguageGroupLocalesW(
    LANGGROUPLOCALE_ENUMPROCW lpLangGroupLocaleEnumProc,
    DWORD LanguageGroup,
    DWORD dwFlags,
    INT_PTR lParam
);

<DllImport("KERNEL32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function EnumLanguageGroupLocalesW(
    lpLangGroupLocaleEnumProc As IntPtr,   ' LANGGROUPLOCALE_ENUMPROCW
    LanguageGroup As UInteger,   ' DWORD
    dwFlags As UInteger,   ' DWORD
    lParam As IntPtr   ' INT_PTR
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW
' LanguageGroup : DWORD
' dwFlags : DWORD
' lParam : INT_PTR
Declare PtrSafe Function EnumLanguageGroupLocalesW Lib "kernel32" ( _
    ByVal lpLangGroupLocaleEnumProc As LongPtr, _
    ByVal LanguageGroup As Long, _
    ByVal dwFlags As Long, _
    ByVal lParam 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

EnumLanguageGroupLocalesW = ctypes.windll.kernel32.EnumLanguageGroupLocalesW
EnumLanguageGroupLocalesW.restype = wintypes.BOOL
EnumLanguageGroupLocalesW.argtypes = [
    ctypes.c_void_p,  # lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW
    wintypes.DWORD,  # LanguageGroup : DWORD
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.c_ssize_t,  # lParam : INT_PTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
EnumLanguageGroupLocalesW = Fiddle::Function.new(
  lib['EnumLanguageGroupLocalesW'],
  [
    Fiddle::TYPE_VOIDP,  # lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW
    -Fiddle::TYPE_INT,  # LanguageGroup : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_INTPTR_T,  # lParam : INT_PTR
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "kernel32")]
extern "system" {
    fn EnumLanguageGroupLocalesW(
        lpLangGroupLocaleEnumProc: *const core::ffi::c_void,  // LANGGROUPLOCALE_ENUMPROCW
        LanguageGroup: u32,  // DWORD
        dwFlags: u32,  // DWORD
        lParam: isize  // INT_PTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool EnumLanguageGroupLocalesW(IntPtr lpLangGroupLocaleEnumProc, uint LanguageGroup, uint dwFlags, IntPtr lParam);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_EnumLanguageGroupLocalesW' -Namespace Win32 -PassThru
# $api::EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)

#uselib "KERNEL32.dll"
#func global EnumLanguageGroupLocalesW "EnumLanguageGroupLocalesW" wptr, wptr, wptr, wptr
; EnumLanguageGroupLocalesW lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam   ; 戻り値は stat
; lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> "wptr"
; LanguageGroup : DWORD -> "wptr"
; dwFlags : DWORD -> "wptr"
; lParam : INT_PTR -> "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 "KERNEL32.dll"
#cfunc global EnumLanguageGroupLocalesW "EnumLanguageGroupLocalesW" sptr, int, int, sptr
; res = EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
; lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> "sptr"
; LanguageGroup : DWORD -> "int"
; dwFlags : DWORD -> "int"
; lParam : INT_PTR -> "sptr"

; BOOL EnumLanguageGroupLocalesW(LANGGROUPLOCALE_ENUMPROCW lpLangGroupLocaleEnumProc, DWORD LanguageGroup, DWORD dwFlags, INT_PTR lParam)
#uselib "KERNEL32.dll"
#cfunc global EnumLanguageGroupLocalesW "EnumLanguageGroupLocalesW" intptr, int, int, intptr
; res = EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
; lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> "intptr"
; LanguageGroup : DWORD -> "int"
; dwFlags : DWORD -> "int"
; lParam : INT_PTR -> "intptr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procEnumLanguageGroupLocalesW = kernel32.NewProc("EnumLanguageGroupLocalesW")
)

// lpLangGroupLocaleEnumProc (LANGGROUPLOCALE_ENUMPROCW), LanguageGroup (DWORD), dwFlags (DWORD), lParam (INT_PTR)
r1, _, err := procEnumLanguageGroupLocalesW.Call(
	uintptr(lpLangGroupLocaleEnumProc),
	uintptr(LanguageGroup),
	uintptr(dwFlags),
	uintptr(lParam),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function EnumLanguageGroupLocalesW(
  lpLangGroupLocaleEnumProc: Pointer;   // LANGGROUPLOCALE_ENUMPROCW
  LanguageGroup: DWORD;   // DWORD
  dwFlags: DWORD;   // DWORD
  lParam: NativeInt   // INT_PTR
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'EnumLanguageGroupLocalesW';

result := DllCall("KERNEL32\EnumLanguageGroupLocalesW"
    , "Ptr", lpLangGroupLocaleEnumProc   ; LANGGROUPLOCALE_ENUMPROCW
    , "UInt", LanguageGroup   ; DWORD
    , "UInt", dwFlags   ; DWORD
    , "Ptr", lParam   ; INT_PTR
    , "Int")   ; return: BOOL

●EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam) = DLL("KERNEL32.dll", "bool EnumLanguageGroupLocalesW(void*, dword, dword, int)")
# 呼び出し: EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
# lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> "void*"
# LanguageGroup : DWORD -> "dword"
# dwFlags : DWORD -> "dword"
# lParam : INT_PTR -> "int"
# 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 "kernel32" fn EnumLanguageGroupLocalesW(
    lpLangGroupLocaleEnumProc: ?*anyopaque, // LANGGROUPLOCALE_ENUMPROCW
    LanguageGroup: u32, // DWORD
    dwFlags: u32, // DWORD
    lParam: isize // INT_PTR
) 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 EnumLanguageGroupLocalesW(
    lpLangGroupLocaleEnumProc: pointer,  # LANGGROUPLOCALE_ENUMPROCW
    LanguageGroup: uint32,  # DWORD
    dwFlags: uint32,  # DWORD
    lParam: int  # INT_PTR
): int32 {.importc: "EnumLanguageGroupLocalesW", stdcall, dynlib: "KERNEL32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "kernel32");
extern(Windows)
int EnumLanguageGroupLocalesW(
    void* lpLangGroupLocaleEnumProc,   // LANGGROUPLOCALE_ENUMPROCW
    uint LanguageGroup,   // DWORD
    uint dwFlags,   // DWORD
    ptrdiff_t lParam   // INT_PTR
);

ccall((:EnumLanguageGroupLocalesW, "KERNEL32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, UInt32, Int),
      lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
# lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> Ptr{Cvoid}
# LanguageGroup : DWORD -> UInt32
# dwFlags : DWORD -> UInt32
# lParam : INT_PTR -> Int
# 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 EnumLanguageGroupLocalesW(
    void* lpLangGroupLocaleEnumProc,
    uint32_t LanguageGroup,
    uint32_t dwFlags,
    intptr_t lParam);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
-- lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW
-- LanguageGroup : DWORD
-- dwFlags : DWORD
-- lParam : INT_PTR
-- 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('KERNEL32.dll');
const EnumLanguageGroupLocalesW = lib.func('__stdcall', 'EnumLanguageGroupLocalesW', 'int32_t', ['void *', 'uint32_t', 'uint32_t', 'intptr_t']);
// EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
// lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> 'void *'
// LanguageGroup : DWORD -> 'uint32_t'
// dwFlags : DWORD -> 'uint32_t'
// lParam : INT_PTR -> 'intptr_t'
// 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("KERNEL32.dll", {
  EnumLanguageGroupLocalesW: { parameters: ["pointer", "u32", "u32", "isize"], result: "i32" },
});
// lib.symbols.EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam)
// lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> "pointer"
// LanguageGroup : DWORD -> "u32"
// dwFlags : DWORD -> "u32"
// lParam : INT_PTR -> "isize"
// 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 EnumLanguageGroupLocalesW(
    void* lpLangGroupLocaleEnumProc,
    uint32_t LanguageGroup,
    uint32_t dwFlags,
    intptr_t lParam);
C, "KERNEL32.dll");
// $ffi->EnumLanguageGroupLocalesW(lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam);
// lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW
// LanguageGroup : DWORD
// dwFlags : DWORD
// lParam : INT_PTR
// 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 Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class, W32APIOptions.UNICODE_OPTIONS);
    boolean EnumLanguageGroupLocalesW(
        Callback lpLangGroupLocaleEnumProc,   // LANGGROUPLOCALE_ENUMPROCW
        int LanguageGroup,   // DWORD
        int dwFlags,   // DWORD
        long lParam   // INT_PTR
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("kernel32")]
lib LibKERNEL32
  fun EnumLanguageGroupLocalesW = EnumLanguageGroupLocalesW(
    lpLangGroupLocaleEnumProc : Void*,   # LANGGROUPLOCALE_ENUMPROCW
    LanguageGroup : UInt32,   # DWORD
    dwFlags : UInt32,   # DWORD
    lParam : LibC::SSizeT   # INT_PTR
  ) : 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 EnumLanguageGroupLocalesWNative = Int32 Function(Pointer<Void>, Uint32, Uint32, IntPtr);
typedef EnumLanguageGroupLocalesWDart = int Function(Pointer<Void>, int, int, int);
final EnumLanguageGroupLocalesW = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<EnumLanguageGroupLocalesWNative, EnumLanguageGroupLocalesWDart>('EnumLanguageGroupLocalesW');
// lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> Pointer<Void>
// LanguageGroup : DWORD -> Uint32
// dwFlags : DWORD -> Uint32
// lParam : INT_PTR -> IntPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function EnumLanguageGroupLocalesW(
  lpLangGroupLocaleEnumProc: Pointer;   // LANGGROUPLOCALE_ENUMPROCW
  LanguageGroup: DWORD;   // DWORD
  dwFlags: DWORD;   // DWORD
  lParam: NativeInt   // INT_PTR
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'EnumLanguageGroupLocalesW';

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

foreign import stdcall safe "EnumLanguageGroupLocalesW"
  c_EnumLanguageGroupLocalesW :: Ptr () -> Word32 -> Word32 -> CIntPtr -> IO CInt
-- lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> Ptr ()
-- LanguageGroup : DWORD -> Word32
-- dwFlags : DWORD -> Word32
-- lParam : INT_PTR -> CIntPtr
-- 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 enumlanguagegrouplocalesw =
  foreign "EnumLanguageGroupLocalesW"
    ((ptr void) @-> uint32_t @-> uint32_t @-> intptr_t @-> returning int32_t)
(* lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> (ptr void) *)
(* LanguageGroup : DWORD -> uint32_t *)
(* dwFlags : DWORD -> uint32_t *)
(* lParam : INT_PTR -> intptr_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 kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("EnumLanguageGroupLocalesW" enum-language-group-locales-w :convention :stdcall) :int32
  (lp-lang-group-locale-enum-proc :pointer)   ; LANGGROUPLOCALE_ENUMPROCW
  (language-group :uint32)   ; DWORD
  (dw-flags :uint32)   ; DWORD
  (l-param :int64))   ; INT_PTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $EnumLanguageGroupLocalesW = Win32::API::More->new('KERNEL32',
    'BOOL EnumLanguageGroupLocalesW(LPVOID lpLangGroupLocaleEnumProc, DWORD LanguageGroup, DWORD dwFlags, LPARAM lParam)');
# my $ret = $EnumLanguageGroupLocalesW->Call($lpLangGroupLocaleEnumProc, $LanguageGroup, $dwFlags, $lParam);
# lpLangGroupLocaleEnumProc : LANGGROUPLOCALE_ENUMPROCW -> LPVOID
# LanguageGroup : DWORD -> DWORD
# dwFlags : DWORD -> DWORD
# lParam : INT_PTR -> LPARAM
# 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。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。