MFBeginRegisterWorkQueueWithMMCSSEx

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

HRESULT MFBeginRegisterWorkQueueWithMMCSSEx(
    DWORD dwWorkQueueId,
    LPCWSTR wszClass,
    DWORD dwTaskId,
    INT lPriority,
    IMFAsyncCallback* pDoneCallback,
    IUnknown* pDoneState
);

<DllImport("MFPlat.dll", ExactSpelling:=True)>
Public Shared Function MFBeginRegisterWorkQueueWithMMCSSEx(
    dwWorkQueueId As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> wszClass As String,   ' LPCWSTR
    dwTaskId As UInteger,   ' DWORD
    lPriority As Integer,   ' INT
    pDoneCallback As IntPtr,   ' IMFAsyncCallback*
    pDoneState As IntPtr   ' IUnknown*
) As Integer
End Function

' dwWorkQueueId : DWORD
' wszClass : LPCWSTR
' dwTaskId : DWORD
' lPriority : INT
' pDoneCallback : IMFAsyncCallback*
' pDoneState : IUnknown*
Declare PtrSafe Function MFBeginRegisterWorkQueueWithMMCSSEx Lib "mfplat" ( _
    ByVal dwWorkQueueId As Long, _
    ByVal wszClass As LongPtr, _
    ByVal dwTaskId As Long, _
    ByVal lPriority As Long, _
    ByVal pDoneCallback As LongPtr, _
    ByVal pDoneState 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

MFBeginRegisterWorkQueueWithMMCSSEx = ctypes.windll.mfplat.MFBeginRegisterWorkQueueWithMMCSSEx
MFBeginRegisterWorkQueueWithMMCSSEx.restype = ctypes.c_int
MFBeginRegisterWorkQueueWithMMCSSEx.argtypes = [
    wintypes.DWORD,  # dwWorkQueueId : DWORD
    wintypes.LPCWSTR,  # wszClass : LPCWSTR
    wintypes.DWORD,  # dwTaskId : DWORD
    ctypes.c_int,  # lPriority : INT
    ctypes.c_void_p,  # pDoneCallback : IMFAsyncCallback*
    ctypes.c_void_p,  # pDoneState : IUnknown*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MFPlat.dll')
MFBeginRegisterWorkQueueWithMMCSSEx = Fiddle::Function.new(
  lib['MFBeginRegisterWorkQueueWithMMCSSEx'],
  [
    -Fiddle::TYPE_INT,  # dwWorkQueueId : DWORD
    Fiddle::TYPE_VOIDP,  # wszClass : LPCWSTR
    -Fiddle::TYPE_INT,  # dwTaskId : DWORD
    Fiddle::TYPE_INT,  # lPriority : INT
    Fiddle::TYPE_VOIDP,  # pDoneCallback : IMFAsyncCallback*
    Fiddle::TYPE_VOIDP,  # pDoneState : IUnknown*
  ],
  Fiddle::TYPE_INT)

#[link(name = "mfplat")]
extern "system" {
    fn MFBeginRegisterWorkQueueWithMMCSSEx(
        dwWorkQueueId: u32,  // DWORD
        wszClass: *const u16,  // LPCWSTR
        dwTaskId: u32,  // DWORD
        lPriority: i32,  // INT
        pDoneCallback: *mut core::ffi::c_void,  // IMFAsyncCallback*
        pDoneState: *mut core::ffi::c_void  // IUnknown*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MFPlat.dll")]
public static extern int MFBeginRegisterWorkQueueWithMMCSSEx(uint dwWorkQueueId, [MarshalAs(UnmanagedType.LPWStr)] string wszClass, uint dwTaskId, int lPriority, IntPtr pDoneCallback, IntPtr pDoneState);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MFPlat_MFBeginRegisterWorkQueueWithMMCSSEx' -Namespace Win32 -PassThru
# $api::MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)

#uselib "MFPlat.dll"
#func global MFBeginRegisterWorkQueueWithMMCSSEx "MFBeginRegisterWorkQueueWithMMCSSEx" sptr, sptr, sptr, sptr, sptr, sptr
; MFBeginRegisterWorkQueueWithMMCSSEx dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState   ; 戻り値は stat
; dwWorkQueueId : DWORD -> "sptr"
; wszClass : LPCWSTR -> "sptr"
; dwTaskId : DWORD -> "sptr"
; lPriority : INT -> "sptr"
; pDoneCallback : IMFAsyncCallback* -> "sptr"
; pDoneState : IUnknown* -> "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 "MFPlat.dll"
#cfunc global MFBeginRegisterWorkQueueWithMMCSSEx "MFBeginRegisterWorkQueueWithMMCSSEx" int, wstr, int, int, sptr, sptr
; res = MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
; dwWorkQueueId : DWORD -> "int"
; wszClass : LPCWSTR -> "wstr"
; dwTaskId : DWORD -> "int"
; lPriority : INT -> "int"
; pDoneCallback : IMFAsyncCallback* -> "sptr"
; pDoneState : IUnknown* -> "sptr"

; HRESULT MFBeginRegisterWorkQueueWithMMCSSEx(DWORD dwWorkQueueId, LPCWSTR wszClass, DWORD dwTaskId, INT lPriority, IMFAsyncCallback* pDoneCallback, IUnknown* pDoneState)
#uselib "MFPlat.dll"
#cfunc global MFBeginRegisterWorkQueueWithMMCSSEx "MFBeginRegisterWorkQueueWithMMCSSEx" int, wstr, int, int, intptr, intptr
; res = MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
; dwWorkQueueId : DWORD -> "int"
; wszClass : LPCWSTR -> "wstr"
; dwTaskId : DWORD -> "int"
; lPriority : INT -> "int"
; pDoneCallback : IMFAsyncCallback* -> "intptr"
; pDoneState : IUnknown* -> "intptr"

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

var (
	mfplat = windows.NewLazySystemDLL("MFPlat.dll")
	procMFBeginRegisterWorkQueueWithMMCSSEx = mfplat.NewProc("MFBeginRegisterWorkQueueWithMMCSSEx")
)

// dwWorkQueueId (DWORD), wszClass (LPCWSTR), dwTaskId (DWORD), lPriority (INT), pDoneCallback (IMFAsyncCallback*), pDoneState (IUnknown*)
r1, _, err := procMFBeginRegisterWorkQueueWithMMCSSEx.Call(
	uintptr(dwWorkQueueId),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(wszClass))),
	uintptr(dwTaskId),
	uintptr(lPriority),
	uintptr(pDoneCallback),
	uintptr(pDoneState),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFBeginRegisterWorkQueueWithMMCSSEx(
  dwWorkQueueId: DWORD;   // DWORD
  wszClass: PWideChar;   // LPCWSTR
  dwTaskId: DWORD;   // DWORD
  lPriority: Integer;   // INT
  pDoneCallback: Pointer;   // IMFAsyncCallback*
  pDoneState: Pointer   // IUnknown*
): Integer; stdcall;
  external 'MFPlat.dll' name 'MFBeginRegisterWorkQueueWithMMCSSEx';

result := DllCall("MFPlat\MFBeginRegisterWorkQueueWithMMCSSEx"
    , "UInt", dwWorkQueueId   ; DWORD
    , "WStr", wszClass   ; LPCWSTR
    , "UInt", dwTaskId   ; DWORD
    , "Int", lPriority   ; INT
    , "Ptr", pDoneCallback   ; IMFAsyncCallback*
    , "Ptr", pDoneState   ; IUnknown*
    , "Int")   ; return: HRESULT

●MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState) = DLL("MFPlat.dll", "int MFBeginRegisterWorkQueueWithMMCSSEx(dword, char*, dword, int, void*, void*)")
# 呼び出し: MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
# dwWorkQueueId : DWORD -> "dword"
# wszClass : LPCWSTR -> "char*"
# dwTaskId : DWORD -> "dword"
# lPriority : INT -> "int"
# pDoneCallback : IMFAsyncCallback* -> "void*"
# pDoneState : IUnknown* -> "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 "mfplat" fn MFBeginRegisterWorkQueueWithMMCSSEx(
    dwWorkQueueId: u32, // DWORD
    wszClass: [*c]const u16, // LPCWSTR
    dwTaskId: u32, // DWORD
    lPriority: i32, // INT
    pDoneCallback: ?*anyopaque, // IMFAsyncCallback*
    pDoneState: ?*anyopaque // IUnknown*
) callconv(std.os.windows.WINAPI) i32;

proc MFBeginRegisterWorkQueueWithMMCSSEx(
    dwWorkQueueId: uint32,  # DWORD
    wszClass: WideCString,  # LPCWSTR
    dwTaskId: uint32,  # DWORD
    lPriority: int32,  # INT
    pDoneCallback: pointer,  # IMFAsyncCallback*
    pDoneState: pointer  # IUnknown*
): int32 {.importc: "MFBeginRegisterWorkQueueWithMMCSSEx", stdcall, dynlib: "MFPlat.dll".}

pragma(lib, "mfplat");
extern(Windows)
int MFBeginRegisterWorkQueueWithMMCSSEx(
    uint dwWorkQueueId,   // DWORD
    const(wchar)* wszClass,   // LPCWSTR
    uint dwTaskId,   // DWORD
    int lPriority,   // INT
    void* pDoneCallback,   // IMFAsyncCallback*
    void* pDoneState   // IUnknown*
);

ccall((:MFBeginRegisterWorkQueueWithMMCSSEx, "MFPlat.dll"), stdcall, Int32,
      (UInt32, Cwstring, UInt32, Int32, Ptr{Cvoid}, Ptr{Cvoid}),
      dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
# dwWorkQueueId : DWORD -> UInt32
# wszClass : LPCWSTR -> Cwstring
# dwTaskId : DWORD -> UInt32
# lPriority : INT -> Int32
# pDoneCallback : IMFAsyncCallback* -> Ptr{Cvoid}
# pDoneState : IUnknown* -> 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 MFBeginRegisterWorkQueueWithMMCSSEx(
    uint32_t dwWorkQueueId,
    const uint16_t* wszClass,
    uint32_t dwTaskId,
    int32_t lPriority,
    void* pDoneCallback,
    void* pDoneState);
]]
local mfplat = ffi.load("mfplat")
-- mfplat.MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
-- dwWorkQueueId : DWORD
-- wszClass : LPCWSTR
-- dwTaskId : DWORD
-- lPriority : INT
-- pDoneCallback : IMFAsyncCallback*
-- pDoneState : IUnknown*
-- 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('MFPlat.dll');
const MFBeginRegisterWorkQueueWithMMCSSEx = lib.func('__stdcall', 'MFBeginRegisterWorkQueueWithMMCSSEx', 'int32_t', ['uint32_t', 'str16', 'uint32_t', 'int32_t', 'void *', 'void *']);
// MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
// dwWorkQueueId : DWORD -> 'uint32_t'
// wszClass : LPCWSTR -> 'str16'
// dwTaskId : DWORD -> 'uint32_t'
// lPriority : INT -> 'int32_t'
// pDoneCallback : IMFAsyncCallback* -> 'void *'
// pDoneState : IUnknown* -> 'void *'
// 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("MFPlat.dll", {
  MFBeginRegisterWorkQueueWithMMCSSEx: { parameters: ["u32", "buffer", "u32", "i32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState)
// dwWorkQueueId : DWORD -> "u32"
// wszClass : LPCWSTR -> "buffer"
// dwTaskId : DWORD -> "u32"
// lPriority : INT -> "i32"
// pDoneCallback : IMFAsyncCallback* -> "pointer"
// pDoneState : IUnknown* -> "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 MFBeginRegisterWorkQueueWithMMCSSEx(
    uint32_t dwWorkQueueId,
    const uint16_t* wszClass,
    uint32_t dwTaskId,
    int32_t lPriority,
    void* pDoneCallback,
    void* pDoneState);
C, "MFPlat.dll");
// $ffi->MFBeginRegisterWorkQueueWithMMCSSEx(dwWorkQueueId, wszClass, dwTaskId, lPriority, pDoneCallback, pDoneState);
// dwWorkQueueId : DWORD
// wszClass : LPCWSTR
// dwTaskId : DWORD
// lPriority : INT
// pDoneCallback : IMFAsyncCallback*
// pDoneState : IUnknown*
// 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 Mfplat extends StdCallLibrary {
    Mfplat INSTANCE = Native.load("mfplat", Mfplat.class);
    int MFBeginRegisterWorkQueueWithMMCSSEx(
        int dwWorkQueueId,   // DWORD
        WString wszClass,   // LPCWSTR
        int dwTaskId,   // DWORD
        int lPriority,   // INT
        Pointer pDoneCallback,   // IMFAsyncCallback*
        Pointer pDoneState   // IUnknown*
    );
}

@[Link("mfplat")]
lib LibMFPlat
  fun MFBeginRegisterWorkQueueWithMMCSSEx = MFBeginRegisterWorkQueueWithMMCSSEx(
    dwWorkQueueId : UInt32,   # DWORD
    wszClass : UInt16*,   # LPCWSTR
    dwTaskId : UInt32,   # DWORD
    lPriority : Int32,   # INT
    pDoneCallback : Void*,   # IMFAsyncCallback*
    pDoneState : Void*   # IUnknown*
  ) : 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 MFBeginRegisterWorkQueueWithMMCSSExNative = Int32 Function(Uint32, Pointer<Utf16>, Uint32, Int32, Pointer<Void>, Pointer<Void>);
typedef MFBeginRegisterWorkQueueWithMMCSSExDart = int Function(int, Pointer<Utf16>, int, int, Pointer<Void>, Pointer<Void>);
final MFBeginRegisterWorkQueueWithMMCSSEx = DynamicLibrary.open('MFPlat.dll')
    .lookupFunction<MFBeginRegisterWorkQueueWithMMCSSExNative, MFBeginRegisterWorkQueueWithMMCSSExDart>('MFBeginRegisterWorkQueueWithMMCSSEx');
// dwWorkQueueId : DWORD -> Uint32
// wszClass : LPCWSTR -> Pointer<Utf16>
// dwTaskId : DWORD -> Uint32
// lPriority : INT -> Int32
// pDoneCallback : IMFAsyncCallback* -> Pointer<Void>
// pDoneState : IUnknown* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function MFBeginRegisterWorkQueueWithMMCSSEx(
  dwWorkQueueId: DWORD;   // DWORD
  wszClass: PWideChar;   // LPCWSTR
  dwTaskId: DWORD;   // DWORD
  lPriority: Integer;   // INT
  pDoneCallback: Pointer;   // IMFAsyncCallback*
  pDoneState: Pointer   // IUnknown*
): Integer; stdcall;
  external 'MFPlat.dll' name 'MFBeginRegisterWorkQueueWithMMCSSEx';

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

foreign import stdcall safe "MFBeginRegisterWorkQueueWithMMCSSEx"
  c_MFBeginRegisterWorkQueueWithMMCSSEx :: Word32 -> CWString -> Word32 -> Int32 -> Ptr () -> Ptr () -> IO Int32
-- dwWorkQueueId : DWORD -> Word32
-- wszClass : LPCWSTR -> CWString
-- dwTaskId : DWORD -> Word32
-- lPriority : INT -> Int32
-- pDoneCallback : IMFAsyncCallback* -> Ptr ()
-- pDoneState : IUnknown* -> 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 mfbeginregisterworkqueuewithmmcssex =
  foreign "MFBeginRegisterWorkQueueWithMMCSSEx"
    (uint32_t @-> (ptr uint16_t) @-> uint32_t @-> int32_t @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* dwWorkQueueId : DWORD -> uint32_t *)
(* wszClass : LPCWSTR -> (ptr uint16_t) *)
(* dwTaskId : DWORD -> uint32_t *)
(* lPriority : INT -> int32_t *)
(* pDoneCallback : IMFAsyncCallback* -> (ptr void) *)
(* pDoneState : IUnknown* -> (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 mfplat (t "MFPlat.dll"))
(cffi:use-foreign-library mfplat)

(cffi:defcfun ("MFBeginRegisterWorkQueueWithMMCSSEx" mfbegin-register-work-queue-with-mmcssex :convention :stdcall) :int32
  (dw-work-queue-id :uint32)   ; DWORD
  (wsz-class (:string :encoding :utf-16le))   ; LPCWSTR
  (dw-task-id :uint32)   ; DWORD
  (l-priority :int32)   ; INT
  (p-done-callback :pointer)   ; IMFAsyncCallback*
  (p-done-state :pointer))   ; IUnknown*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $MFBeginRegisterWorkQueueWithMMCSSEx = Win32::API::More->new('MFPlat',
    'int MFBeginRegisterWorkQueueWithMMCSSEx(DWORD dwWorkQueueId, LPCWSTR wszClass, DWORD dwTaskId, int lPriority, LPVOID pDoneCallback, LPVOID pDoneState)');
# my $ret = $MFBeginRegisterWorkQueueWithMMCSSEx->Call($dwWorkQueueId, $wszClass, $dwTaskId, $lPriority, $pDoneCallback, $pDoneState);
# dwWorkQueueId : DWORD -> DWORD
# wszClass : LPCWSTR -> LPCWSTR
# dwTaskId : DWORD -> DWORD
# lPriority : INT -> int
# pDoneCallback : IMFAsyncCallback* -> LPVOID
# pDoneState : IUnknown* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。