DWriteCreateFactory

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

HRESULT DWriteCreateFactory(
    DWRITE_FACTORY_TYPE factoryType,
    const GUID* iid,
    void** factory
);

<DllImport("DWrite.dll", ExactSpelling:=True)>
Public Shared Function DWriteCreateFactory(
    factoryType As Integer,   ' DWRITE_FACTORY_TYPE
    ByRef iid As Guid,   ' GUID*
    factory As IntPtr   ' void** out
) As Integer
End Function

' factoryType : DWRITE_FACTORY_TYPE
' iid : GUID*
' factory : void** out
Declare PtrSafe Function DWriteCreateFactory Lib "dwrite" ( _
    ByVal factoryType As Long, _
    ByVal iid As LongPtr, _
    ByVal factory 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

DWriteCreateFactory = ctypes.windll.dwrite.DWriteCreateFactory
DWriteCreateFactory.restype = ctypes.c_int
DWriteCreateFactory.argtypes = [
    ctypes.c_int,  # factoryType : DWRITE_FACTORY_TYPE
    ctypes.c_void_p,  # iid : GUID*
    ctypes.c_void_p,  # factory : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DWrite.dll')
DWriteCreateFactory = Fiddle::Function.new(
  lib['DWriteCreateFactory'],
  [
    Fiddle::TYPE_INT,  # factoryType : DWRITE_FACTORY_TYPE
    Fiddle::TYPE_VOIDP,  # iid : GUID*
    Fiddle::TYPE_VOIDP,  # factory : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dwrite")]
extern "system" {
    fn DWriteCreateFactory(
        factoryType: i32,  // DWRITE_FACTORY_TYPE
        iid: *const GUID,  // GUID*
        factory: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DWrite.dll")]
public static extern int DWriteCreateFactory(int factoryType, ref Guid iid, IntPtr factory);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DWrite_DWriteCreateFactory' -Namespace Win32 -PassThru
# $api::DWriteCreateFactory(factoryType, iid, factory)

#uselib "DWrite.dll"
#func global DWriteCreateFactory "DWriteCreateFactory" sptr, sptr, sptr
; DWriteCreateFactory factoryType, varptr(iid), factory   ; 戻り値は stat
; factoryType : DWRITE_FACTORY_TYPE -> "sptr"
; iid : GUID* -> "sptr"
; factory : void** 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 (
	dwrite = windows.NewLazySystemDLL("DWrite.dll")
	procDWriteCreateFactory = dwrite.NewProc("DWriteCreateFactory")
)

// factoryType (DWRITE_FACTORY_TYPE), iid (GUID*), factory (void** out)
r1, _, err := procDWriteCreateFactory.Call(
	uintptr(factoryType),
	uintptr(iid),
	uintptr(factory),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DWriteCreateFactory(
  factoryType: Integer;   // DWRITE_FACTORY_TYPE
  iid: PGUID;   // GUID*
  factory: Pointer   // void** out
): Integer; stdcall;
  external 'DWrite.dll' name 'DWriteCreateFactory';

result := DllCall("DWrite\DWriteCreateFactory"
    , "Int", factoryType   ; DWRITE_FACTORY_TYPE
    , "Ptr", iid   ; GUID*
    , "Ptr", factory   ; void** out
    , "Int")   ; return: HRESULT

●DWriteCreateFactory(factoryType, iid, factory) = DLL("DWrite.dll", "int DWriteCreateFactory(int, void*, void*)")
# 呼び出し: DWriteCreateFactory(factoryType, iid, factory)
# factoryType : DWRITE_FACTORY_TYPE -> "int"
# iid : GUID* -> "void*"
# factory : void** 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 "dwrite" fn DWriteCreateFactory(
    factoryType: i32, // DWRITE_FACTORY_TYPE
    iid: [*c]GUID, // GUID*
    factory: ?*anyopaque // void** out
) callconv(std.os.windows.WINAPI) i32;

proc DWriteCreateFactory(
    factoryType: int32,  # DWRITE_FACTORY_TYPE
    iid: ptr GUID,  # GUID*
    factory: pointer  # void** out
): int32 {.importc: "DWriteCreateFactory", stdcall, dynlib: "DWrite.dll".}

pragma(lib, "dwrite");
extern(Windows)
int DWriteCreateFactory(
    int factoryType,   // DWRITE_FACTORY_TYPE
    GUID* iid,   // GUID*
    void** factory   // void** out
);

ccall((:DWriteCreateFactory, "DWrite.dll"), stdcall, Int32,
      (Int32, Ptr{GUID}, Ptr{Cvoid}),
      factoryType, iid, factory)
# factoryType : DWRITE_FACTORY_TYPE -> Int32
# iid : GUID* -> Ptr{GUID}
# factory : void** out -> 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 DWriteCreateFactory(
    int32_t factoryType,
    void* iid,
    void** factory);
]]
local dwrite = ffi.load("dwrite")
-- dwrite.DWriteCreateFactory(factoryType, iid, factory)
-- factoryType : DWRITE_FACTORY_TYPE
-- iid : GUID*
-- factory : void** 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('DWrite.dll');
const DWriteCreateFactory = lib.func('__stdcall', 'DWriteCreateFactory', 'int32_t', ['int32_t', 'void *', 'void *']);
// DWriteCreateFactory(factoryType, iid, factory)
// factoryType : DWRITE_FACTORY_TYPE -> 'int32_t'
// iid : GUID* -> 'void *'
// factory : void** out -> '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("DWrite.dll", {
  DWriteCreateFactory: { parameters: ["i32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.DWriteCreateFactory(factoryType, iid, factory)
// factoryType : DWRITE_FACTORY_TYPE -> "i32"
// iid : GUID* -> "pointer"
// factory : void** 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 DWriteCreateFactory(
    int32_t factoryType,
    void* iid,
    void** factory);
C, "DWrite.dll");
// $ffi->DWriteCreateFactory(factoryType, iid, factory);
// factoryType : DWRITE_FACTORY_TYPE
// iid : GUID*
// factory : void** 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 Dwrite extends StdCallLibrary {
    Dwrite INSTANCE = Native.load("dwrite", Dwrite.class);
    int DWriteCreateFactory(
        int factoryType,   // DWRITE_FACTORY_TYPE
        Pointer iid,   // GUID*
        Pointer factory   // void** out
    );
}

@[Link("dwrite")]
lib LibDWrite
  fun DWriteCreateFactory = DWriteCreateFactory(
    factoryType : Int32,   # DWRITE_FACTORY_TYPE
    iid : GUID*,   # GUID*
    factory : Void**   # void** 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 DWriteCreateFactoryNative = Int32 Function(Int32, Pointer<Void>, Pointer<Void>);
typedef DWriteCreateFactoryDart = int Function(int, Pointer<Void>, Pointer<Void>);
final DWriteCreateFactory = DynamicLibrary.open('DWrite.dll')
    .lookupFunction<DWriteCreateFactoryNative, DWriteCreateFactoryDart>('DWriteCreateFactory');
// factoryType : DWRITE_FACTORY_TYPE -> Int32
// iid : GUID* -> Pointer<Void>
// factory : void** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DWriteCreateFactory(
  factoryType: Integer;   // DWRITE_FACTORY_TYPE
  iid: PGUID;   // GUID*
  factory: Pointer   // void** out
): Integer; stdcall;
  external 'DWrite.dll' name 'DWriteCreateFactory';

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

foreign import stdcall safe "DWriteCreateFactory"
  c_DWriteCreateFactory :: Int32 -> Ptr () -> Ptr () -> IO Int32
-- factoryType : DWRITE_FACTORY_TYPE -> Int32
-- iid : GUID* -> Ptr ()
-- factory : void** out -> 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 dwritecreatefactory =
  foreign "DWriteCreateFactory"
    (int32_t @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* factoryType : DWRITE_FACTORY_TYPE -> int32_t *)
(* iid : GUID* -> (ptr void) *)
(* factory : void** out -> (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 dwrite (t "DWrite.dll"))
(cffi:use-foreign-library dwrite)

(cffi:defcfun ("DWriteCreateFactory" dwrite-create-factory :convention :stdcall) :int32
  (factory-type :int32)   ; DWRITE_FACTORY_TYPE
  (iid :pointer)   ; GUID*
  (factory :pointer))   ; void** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DWriteCreateFactory = Win32::API::More->new('DWrite',
    'int DWriteCreateFactory(int factoryType, LPVOID iid, LPVOID factory)');
# my $ret = $DWriteCreateFactory->Call($factoryType, $iid, $factory);
# factoryType : DWRITE_FACTORY_TYPE -> int
# iid : GUID* -> LPVOID
# factory : void** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。