GetFeatureVariant

// api-ms-win-core-featurestaging-l1-1-1.dll
#include <windows.h>

DWORD GetFeatureVariant(
    DWORD featureId,
    FEATURE_CHANGE_TIME changeTime,
    DWORD* payloadId,
    BOOL* hasNotification
);

<DllImport("api-ms-win-core-featurestaging-l1-1-1.dll", ExactSpelling:=True)>
Public Shared Function GetFeatureVariant(
    featureId As UInteger,   ' DWORD
    changeTime As Integer,   ' FEATURE_CHANGE_TIME
    <Out> ByRef payloadId As UInteger,   ' DWORD* out
    <Out> ByRef hasNotification As Boolean   ' BOOL* out
) As UInteger
End Function

' featureId : DWORD
' changeTime : FEATURE_CHANGE_TIME
' payloadId : DWORD* out
' hasNotification : BOOL* out
Declare PtrSafe Function GetFeatureVariant Lib "api-ms-win-core-featurestaging-l1-1-1" ( _
    ByVal featureId As Long, _
    ByVal changeTime As Long, _
    ByRef payloadId As Long, _
    ByRef hasNotification As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetFeatureVariant = ctypes.windll.LoadLibrary("api-ms-win-core-featurestaging-l1-1-1.dll").GetFeatureVariant
GetFeatureVariant.restype = wintypes.DWORD
GetFeatureVariant.argtypes = [
    wintypes.DWORD,  # featureId : DWORD
    ctypes.c_int,  # changeTime : FEATURE_CHANGE_TIME
    ctypes.POINTER(wintypes.DWORD),  # payloadId : DWORD* out
    ctypes.c_void_p,  # hasNotification : BOOL* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-featurestaging-l1-1-1.dll')
GetFeatureVariant = Fiddle::Function.new(
  lib['GetFeatureVariant'],
  [
    -Fiddle::TYPE_INT,  # featureId : DWORD
    Fiddle::TYPE_INT,  # changeTime : FEATURE_CHANGE_TIME
    Fiddle::TYPE_VOIDP,  # payloadId : DWORD* out
    Fiddle::TYPE_VOIDP,  # hasNotification : BOOL* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "api-ms-win-core-featurestaging-l1-1-1")]
extern "system" {
    fn GetFeatureVariant(
        featureId: u32,  // DWORD
        changeTime: i32,  // FEATURE_CHANGE_TIME
        payloadId: *mut u32,  // DWORD* out
        hasNotification: *mut i32  // BOOL* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("api-ms-win-core-featurestaging-l1-1-1.dll")]
public static extern uint GetFeatureVariant(uint featureId, int changeTime, out uint payloadId, out bool hasNotification);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-featurestaging-l1-1-1_GetFeatureVariant' -Namespace Win32 -PassThru
# $api::GetFeatureVariant(featureId, changeTime, payloadId, hasNotification)

#uselib "api-ms-win-core-featurestaging-l1-1-1.dll"
#func global GetFeatureVariant "GetFeatureVariant" sptr, sptr, sptr, sptr
; GetFeatureVariant featureId, changeTime, varptr(payloadId), varptr(hasNotification)   ; 戻り値は stat
; featureId : DWORD -> "sptr"
; changeTime : FEATURE_CHANGE_TIME -> "sptr"
; payloadId : DWORD* out -> "sptr"
; hasNotification : BOOL* out -> "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。

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

var (
	api_ms_win_core_featurestaging_l1_1_1 = windows.NewLazySystemDLL("api-ms-win-core-featurestaging-l1-1-1.dll")
	procGetFeatureVariant = api_ms_win_core_featurestaging_l1_1_1.NewProc("GetFeatureVariant")
)

// featureId (DWORD), changeTime (FEATURE_CHANGE_TIME), payloadId (DWORD* out), hasNotification (BOOL* out)
r1, _, err := procGetFeatureVariant.Call(
	uintptr(featureId),
	uintptr(changeTime),
	uintptr(payloadId),
	uintptr(hasNotification),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetFeatureVariant(
  featureId: DWORD;   // DWORD
  changeTime: Integer;   // FEATURE_CHANGE_TIME
  payloadId: Pointer;   // DWORD* out
  hasNotification: Pointer   // BOOL* out
): DWORD; stdcall;
  external 'api-ms-win-core-featurestaging-l1-1-1.dll' name 'GetFeatureVariant';

result := DllCall("api-ms-win-core-featurestaging-l1-1-1\GetFeatureVariant"
    , "UInt", featureId   ; DWORD
    , "Int", changeTime   ; FEATURE_CHANGE_TIME
    , "Ptr", payloadId   ; DWORD* out
    , "Ptr", hasNotification   ; BOOL* out
    , "UInt")   ; return: DWORD

●GetFeatureVariant(featureId, changeTime, payloadId, hasNotification) = DLL("api-ms-win-core-featurestaging-l1-1-1.dll", "dword GetFeatureVariant(dword, int, void*, void*)")
# 呼び出し: GetFeatureVariant(featureId, changeTime, payloadId, hasNotification)
# featureId : DWORD -> "dword"
# changeTime : FEATURE_CHANGE_TIME -> "int"
# payloadId : DWORD* out -> "void*"
# hasNotification : BOOL* 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)。

const std = @import("std");

extern "api-ms-win-core-featurestaging-l1-1-1" fn GetFeatureVariant(
    featureId: u32, // DWORD
    changeTime: i32, // FEATURE_CHANGE_TIME
    payloadId: [*c]u32, // DWORD* out
    hasNotification: [*c]i32 // BOOL* out
) callconv(std.os.windows.WINAPI) u32;

proc GetFeatureVariant(
    featureId: uint32,  # DWORD
    changeTime: int32,  # FEATURE_CHANGE_TIME
    payloadId: ptr uint32,  # DWORD* out
    hasNotification: ptr int32  # BOOL* out
): uint32 {.importc: "GetFeatureVariant", stdcall, dynlib: "api-ms-win-core-featurestaging-l1-1-1.dll".}

pragma(lib, "api-ms-win-core-featurestaging-l1-1-1");
extern(Windows)
uint GetFeatureVariant(
    uint featureId,   // DWORD
    int changeTime,   // FEATURE_CHANGE_TIME
    uint* payloadId,   // DWORD* out
    int* hasNotification   // BOOL* out
);

ccall((:GetFeatureVariant, "api-ms-win-core-featurestaging-l1-1-1.dll"), stdcall, UInt32,
      (UInt32, Int32, Ptr{UInt32}, Ptr{Int32}),
      featureId, changeTime, payloadId, hasNotification)
# featureId : DWORD -> UInt32
# changeTime : FEATURE_CHANGE_TIME -> Int32
# payloadId : DWORD* out -> Ptr{UInt32}
# hasNotification : BOOL* out -> Ptr{Int32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t GetFeatureVariant(
    uint32_t featureId,
    int32_t changeTime,
    uint32_t* payloadId,
    int32_t* hasNotification);
]]
local api-ms-win-core-featurestaging-l1-1-1 = ffi.load("api-ms-win-core-featurestaging-l1-1-1")
-- api-ms-win-core-featurestaging-l1-1-1.GetFeatureVariant(featureId, changeTime, payloadId, hasNotification)
-- featureId : DWORD
-- changeTime : FEATURE_CHANGE_TIME
-- payloadId : DWORD* out
-- hasNotification : BOOL* 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。

const koffi = require('koffi');
const lib = koffi.load('api-ms-win-core-featurestaging-l1-1-1.dll');
const GetFeatureVariant = lib.func('__stdcall', 'GetFeatureVariant', 'uint32_t', ['uint32_t', 'int32_t', 'uint32_t *', 'int32_t *']);
// GetFeatureVariant(featureId, changeTime, payloadId, hasNotification)
// featureId : DWORD -> 'uint32_t'
// changeTime : FEATURE_CHANGE_TIME -> 'int32_t'
// payloadId : DWORD* out -> 'uint32_t *'
// hasNotification : BOOL* out -> 'int32_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("api-ms-win-core-featurestaging-l1-1-1.dll", {
  GetFeatureVariant: { parameters: ["u32", "i32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.GetFeatureVariant(featureId, changeTime, payloadId, hasNotification)
// featureId : DWORD -> "u32"
// changeTime : FEATURE_CHANGE_TIME -> "i32"
// payloadId : DWORD* out -> "pointer"
// hasNotification : BOOL* out -> "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
uint32_t GetFeatureVariant(
    uint32_t featureId,
    int32_t changeTime,
    uint32_t* payloadId,
    int32_t* hasNotification);
C, "api-ms-win-core-featurestaging-l1-1-1.dll");
// $ffi->GetFeatureVariant(featureId, changeTime, payloadId, hasNotification);
// featureId : DWORD
// changeTime : FEATURE_CHANGE_TIME
// payloadId : DWORD* out
// hasNotification : BOOL* 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 Api-ms-win-core-featurestaging-l1-1-1 extends StdCallLibrary {
    Api-ms-win-core-featurestaging-l1-1-1 INSTANCE = Native.load("api-ms-win-core-featurestaging-l1-1-1", Api-ms-win-core-featurestaging-l1-1-1.class);
    int GetFeatureVariant(
        int featureId,   // DWORD
        int changeTime,   // FEATURE_CHANGE_TIME
        IntByReference payloadId,   // DWORD* out
        IntByReference hasNotification   // BOOL* out
    );
}

@[Link("api-ms-win-core-featurestaging-l1-1-1")]
lib Libapi-ms-win-core-featurestaging-l1-1-1
  fun GetFeatureVariant = GetFeatureVariant(
    featureId : UInt32,   # DWORD
    changeTime : Int32,   # FEATURE_CHANGE_TIME
    payloadId : UInt32*,   # DWORD* out
    hasNotification : Int32*   # BOOL* 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 GetFeatureVariantNative = Uint32 Function(Uint32, Int32, Pointer<Uint32>, Pointer<Int32>);
typedef GetFeatureVariantDart = int Function(int, int, Pointer<Uint32>, Pointer<Int32>);
final GetFeatureVariant = DynamicLibrary.open('api-ms-win-core-featurestaging-l1-1-1.dll')
    .lookupFunction<GetFeatureVariantNative, GetFeatureVariantDart>('GetFeatureVariant');
// featureId : DWORD -> Uint32
// changeTime : FEATURE_CHANGE_TIME -> Int32
// payloadId : DWORD* out -> Pointer<Uint32>
// hasNotification : BOOL* out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GetFeatureVariant(
  featureId: DWORD;   // DWORD
  changeTime: Integer;   // FEATURE_CHANGE_TIME
  payloadId: Pointer;   // DWORD* out
  hasNotification: Pointer   // BOOL* out
): DWORD; stdcall;
  external 'api-ms-win-core-featurestaging-l1-1-1.dll' name 'GetFeatureVariant';

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

foreign import stdcall safe "GetFeatureVariant"
  c_GetFeatureVariant :: Word32 -> Int32 -> Ptr Word32 -> Ptr CInt -> IO Word32
-- featureId : DWORD -> Word32
-- changeTime : FEATURE_CHANGE_TIME -> Int32
-- payloadId : DWORD* out -> Ptr Word32
-- hasNotification : BOOL* out -> Ptr CInt
-- 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 getfeaturevariant =
  foreign "GetFeatureVariant"
    (uint32_t @-> int32_t @-> (ptr uint32_t) @-> (ptr int32_t) @-> returning uint32_t)
(* featureId : DWORD -> uint32_t *)
(* changeTime : FEATURE_CHANGE_TIME -> int32_t *)
(* payloadId : DWORD* out -> (ptr uint32_t) *)
(* hasNotification : BOOL* out -> (ptr int32_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 api-ms-win-core-featurestaging-l1-1-1 (t "api-ms-win-core-featurestaging-l1-1-1.dll"))
(cffi:use-foreign-library api-ms-win-core-featurestaging-l1-1-1)

(cffi:defcfun ("GetFeatureVariant" get-feature-variant :convention :stdcall) :uint32
  (feature-id :uint32)   ; DWORD
  (change-time :int32)   ; FEATURE_CHANGE_TIME
  (payload-id :pointer)   ; DWORD* out
  (has-notification :pointer))   ; BOOL* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetFeatureVariant = Win32::API::More->new('api-ms-win-core-featurestaging-l1-1-1',
    'DWORD GetFeatureVariant(DWORD featureId, int changeTime, LPVOID payloadId, LPVOID hasNotification)');
# my $ret = $GetFeatureVariant->Call($featureId, $changeTime, $payloadId, $hasNotification);
# featureId : DWORD -> DWORD
# changeTime : FEATURE_CHANGE_TIME -> int
# payloadId : DWORD* out -> LPVOID
# hasNotification : BOOL* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。