DRMGetUnboundLicenseAttributeCount

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

HRESULT DRMGetUnboundLicenseAttributeCount(
    DWORD hQueryRoot,
    LPWSTR wszAttributeType,
    DWORD* pcAttributes
);

<DllImport("msdrm.dll", ExactSpelling:=True)>
Public Shared Function DRMGetUnboundLicenseAttributeCount(
    hQueryRoot As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> wszAttributeType As String,   ' LPWSTR
    ByRef pcAttributes As UInteger   ' DWORD* in/out
) As Integer
End Function

' hQueryRoot : DWORD
' wszAttributeType : LPWSTR
' pcAttributes : DWORD* in/out
Declare PtrSafe Function DRMGetUnboundLicenseAttributeCount Lib "msdrm" ( _
    ByVal hQueryRoot As Long, _
    ByVal wszAttributeType As LongPtr, _
    ByRef pcAttributes 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

DRMGetUnboundLicenseAttributeCount = ctypes.windll.msdrm.DRMGetUnboundLicenseAttributeCount
DRMGetUnboundLicenseAttributeCount.restype = ctypes.c_int
DRMGetUnboundLicenseAttributeCount.argtypes = [
    wintypes.DWORD,  # hQueryRoot : DWORD
    wintypes.LPCWSTR,  # wszAttributeType : LPWSTR
    ctypes.POINTER(wintypes.DWORD),  # pcAttributes : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('msdrm.dll')
DRMGetUnboundLicenseAttributeCount = Fiddle::Function.new(
  lib['DRMGetUnboundLicenseAttributeCount'],
  [
    -Fiddle::TYPE_INT,  # hQueryRoot : DWORD
    Fiddle::TYPE_VOIDP,  # wszAttributeType : LPWSTR
    Fiddle::TYPE_VOIDP,  # pcAttributes : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "msdrm")]
extern "system" {
    fn DRMGetUnboundLicenseAttributeCount(
        hQueryRoot: u32,  // DWORD
        wszAttributeType: *mut u16,  // LPWSTR
        pcAttributes: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("msdrm.dll")]
public static extern int DRMGetUnboundLicenseAttributeCount(uint hQueryRoot, [MarshalAs(UnmanagedType.LPWStr)] string wszAttributeType, ref uint pcAttributes);
"@
$api = Add-Type -MemberDefinition $sig -Name 'msdrm_DRMGetUnboundLicenseAttributeCount' -Namespace Win32 -PassThru
# $api::DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes)

#uselib "msdrm.dll"
#func global DRMGetUnboundLicenseAttributeCount "DRMGetUnboundLicenseAttributeCount" sptr, sptr, sptr
; DRMGetUnboundLicenseAttributeCount hQueryRoot, wszAttributeType, varptr(pcAttributes)   ; 戻り値は stat
; hQueryRoot : DWORD -> "sptr"
; wszAttributeType : LPWSTR -> "sptr"
; pcAttributes : DWORD* in/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 (
	msdrm = windows.NewLazySystemDLL("msdrm.dll")
	procDRMGetUnboundLicenseAttributeCount = msdrm.NewProc("DRMGetUnboundLicenseAttributeCount")
)

// hQueryRoot (DWORD), wszAttributeType (LPWSTR), pcAttributes (DWORD* in/out)
r1, _, err := procDRMGetUnboundLicenseAttributeCount.Call(
	uintptr(hQueryRoot),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(wszAttributeType))),
	uintptr(pcAttributes),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DRMGetUnboundLicenseAttributeCount(
  hQueryRoot: DWORD;   // DWORD
  wszAttributeType: PWideChar;   // LPWSTR
  pcAttributes: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'msdrm.dll' name 'DRMGetUnboundLicenseAttributeCount';

result := DllCall("msdrm\DRMGetUnboundLicenseAttributeCount"
    , "UInt", hQueryRoot   ; DWORD
    , "WStr", wszAttributeType   ; LPWSTR
    , "Ptr", pcAttributes   ; DWORD* in/out
    , "Int")   ; return: HRESULT

●DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes) = DLL("msdrm.dll", "int DRMGetUnboundLicenseAttributeCount(dword, char*, void*)")
# 呼び出し: DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes)
# hQueryRoot : DWORD -> "dword"
# wszAttributeType : LPWSTR -> "char*"
# pcAttributes : DWORD* in/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 "msdrm" fn DRMGetUnboundLicenseAttributeCount(
    hQueryRoot: u32, // DWORD
    wszAttributeType: [*c]const u16, // LPWSTR
    pcAttributes: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) i32;

proc DRMGetUnboundLicenseAttributeCount(
    hQueryRoot: uint32,  # DWORD
    wszAttributeType: WideCString,  # LPWSTR
    pcAttributes: ptr uint32  # DWORD* in/out
): int32 {.importc: "DRMGetUnboundLicenseAttributeCount", stdcall, dynlib: "msdrm.dll".}

pragma(lib, "msdrm");
extern(Windows)
int DRMGetUnboundLicenseAttributeCount(
    uint hQueryRoot,   // DWORD
    const(wchar)* wszAttributeType,   // LPWSTR
    uint* pcAttributes   // DWORD* in/out
);

ccall((:DRMGetUnboundLicenseAttributeCount, "msdrm.dll"), stdcall, Int32,
      (UInt32, Cwstring, Ptr{UInt32}),
      hQueryRoot, wszAttributeType, pcAttributes)
# hQueryRoot : DWORD -> UInt32
# wszAttributeType : LPWSTR -> Cwstring
# pcAttributes : DWORD* in/out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t DRMGetUnboundLicenseAttributeCount(
    uint32_t hQueryRoot,
    const uint16_t* wszAttributeType,
    uint32_t* pcAttributes);
]]
local msdrm = ffi.load("msdrm")
-- msdrm.DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes)
-- hQueryRoot : DWORD
-- wszAttributeType : LPWSTR
-- pcAttributes : DWORD* in/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('msdrm.dll');
const DRMGetUnboundLicenseAttributeCount = lib.func('__stdcall', 'DRMGetUnboundLicenseAttributeCount', 'int32_t', ['uint32_t', 'str16', 'uint32_t *']);
// DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes)
// hQueryRoot : DWORD -> 'uint32_t'
// wszAttributeType : LPWSTR -> 'str16'
// pcAttributes : DWORD* in/out -> '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("msdrm.dll", {
  DRMGetUnboundLicenseAttributeCount: { parameters: ["u32", "buffer", "pointer"], result: "i32" },
});
// lib.symbols.DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes)
// hQueryRoot : DWORD -> "u32"
// wszAttributeType : LPWSTR -> "buffer"
// pcAttributes : DWORD* in/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
int32_t DRMGetUnboundLicenseAttributeCount(
    uint32_t hQueryRoot,
    const uint16_t* wszAttributeType,
    uint32_t* pcAttributes);
C, "msdrm.dll");
// $ffi->DRMGetUnboundLicenseAttributeCount(hQueryRoot, wszAttributeType, pcAttributes);
// hQueryRoot : DWORD
// wszAttributeType : LPWSTR
// pcAttributes : DWORD* in/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 Msdrm extends StdCallLibrary {
    Msdrm INSTANCE = Native.load("msdrm", Msdrm.class);
    int DRMGetUnboundLicenseAttributeCount(
        int hQueryRoot,   // DWORD
        WString wszAttributeType,   // LPWSTR
        IntByReference pcAttributes   // DWORD* in/out
    );
}

@[Link("msdrm")]
lib Libmsdrm
  fun DRMGetUnboundLicenseAttributeCount = DRMGetUnboundLicenseAttributeCount(
    hQueryRoot : UInt32,   # DWORD
    wszAttributeType : UInt16*,   # LPWSTR
    pcAttributes : UInt32*   # DWORD* in/out
  ) : 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 DRMGetUnboundLicenseAttributeCountNative = Int32 Function(Uint32, Pointer<Utf16>, Pointer<Uint32>);
typedef DRMGetUnboundLicenseAttributeCountDart = int Function(int, Pointer<Utf16>, Pointer<Uint32>);
final DRMGetUnboundLicenseAttributeCount = DynamicLibrary.open('msdrm.dll')
    .lookupFunction<DRMGetUnboundLicenseAttributeCountNative, DRMGetUnboundLicenseAttributeCountDart>('DRMGetUnboundLicenseAttributeCount');
// hQueryRoot : DWORD -> Uint32
// wszAttributeType : LPWSTR -> Pointer<Utf16>
// pcAttributes : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DRMGetUnboundLicenseAttributeCount(
  hQueryRoot: DWORD;   // DWORD
  wszAttributeType: PWideChar;   // LPWSTR
  pcAttributes: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'msdrm.dll' name 'DRMGetUnboundLicenseAttributeCount';

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

foreign import stdcall safe "DRMGetUnboundLicenseAttributeCount"
  c_DRMGetUnboundLicenseAttributeCount :: Word32 -> CWString -> Ptr Word32 -> IO Int32
-- hQueryRoot : DWORD -> Word32
-- wszAttributeType : LPWSTR -> CWString
-- pcAttributes : DWORD* in/out -> Ptr 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 drmgetunboundlicenseattributecount =
  foreign "DRMGetUnboundLicenseAttributeCount"
    (uint32_t @-> (ptr uint16_t) @-> (ptr uint32_t) @-> returning int32_t)
(* hQueryRoot : DWORD -> uint32_t *)
(* wszAttributeType : LPWSTR -> (ptr uint16_t) *)
(* pcAttributes : DWORD* in/out -> (ptr 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 msdrm (t "msdrm.dll"))
(cffi:use-foreign-library msdrm)

(cffi:defcfun ("DRMGetUnboundLicenseAttributeCount" drmget-unbound-license-attribute-count :convention :stdcall) :int32
  (h-query-root :uint32)   ; DWORD
  (wsz-attribute-type (:string :encoding :utf-16le))   ; LPWSTR
  (pc-attributes :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DRMGetUnboundLicenseAttributeCount = Win32::API::More->new('msdrm',
    'int DRMGetUnboundLicenseAttributeCount(DWORD hQueryRoot, LPCWSTR wszAttributeType, LPVOID pcAttributes)');
# my $ret = $DRMGetUnboundLicenseAttributeCount->Call($hQueryRoot, $wszAttributeType, $pcAttributes);
# hQueryRoot : DWORD -> DWORD
# wszAttributeType : LPWSTR -> LPCWSTR
# pcAttributes : DWORD* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。