RoGetBufferMarshaler

// api-ms-win-core-winrt-robuffer-l1-1-0.dll
#include <windows.h>

HRESULT RoGetBufferMarshaler(
    IMarshal** bufferMarshaler
);

<DllImport("api-ms-win-core-winrt-robuffer-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function RoGetBufferMarshaler(
    bufferMarshaler As IntPtr   ' IMarshal** out
) As Integer
End Function

' bufferMarshaler : IMarshal** out
Declare PtrSafe Function RoGetBufferMarshaler Lib "api-ms-win-core-winrt-robuffer-l1-1-0" ( _
    ByVal bufferMarshaler 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

RoGetBufferMarshaler = ctypes.windll.LoadLibrary("api-ms-win-core-winrt-robuffer-l1-1-0.dll").RoGetBufferMarshaler
RoGetBufferMarshaler.restype = ctypes.c_int
RoGetBufferMarshaler.argtypes = [
    ctypes.c_void_p,  # bufferMarshaler : IMarshal** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-winrt-robuffer-l1-1-0.dll')
RoGetBufferMarshaler = Fiddle::Function.new(
  lib['RoGetBufferMarshaler'],
  [
    Fiddle::TYPE_VOIDP,  # bufferMarshaler : IMarshal** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "api-ms-win-core-winrt-robuffer-l1-1-0")]
extern "system" {
    fn RoGetBufferMarshaler(
        bufferMarshaler: *mut *mut core::ffi::c_void  // IMarshal** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("api-ms-win-core-winrt-robuffer-l1-1-0.dll")]
public static extern int RoGetBufferMarshaler(IntPtr bufferMarshaler);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-winrt-robuffer-l1-1-0_RoGetBufferMarshaler' -Namespace Win32 -PassThru
# $api::RoGetBufferMarshaler(bufferMarshaler)

#uselib "api-ms-win-core-winrt-robuffer-l1-1-0.dll"
#func global RoGetBufferMarshaler "RoGetBufferMarshaler" sptr
; RoGetBufferMarshaler bufferMarshaler   ; 戻り値は stat
; bufferMarshaler : IMarshal** 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。

#uselib "api-ms-win-core-winrt-robuffer-l1-1-0.dll"
#cfunc global RoGetBufferMarshaler "RoGetBufferMarshaler" sptr
; res = RoGetBufferMarshaler(bufferMarshaler)
; bufferMarshaler : IMarshal** out -> "sptr"

; HRESULT RoGetBufferMarshaler(IMarshal** bufferMarshaler)
#uselib "api-ms-win-core-winrt-robuffer-l1-1-0.dll"
#cfunc global RoGetBufferMarshaler "RoGetBufferMarshaler" intptr
; res = RoGetBufferMarshaler(bufferMarshaler)
; bufferMarshaler : IMarshal** out -> "intptr"

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

var (
	api_ms_win_core_winrt_robuffer_l1_1_0 = windows.NewLazySystemDLL("api-ms-win-core-winrt-robuffer-l1-1-0.dll")
	procRoGetBufferMarshaler = api_ms_win_core_winrt_robuffer_l1_1_0.NewProc("RoGetBufferMarshaler")
)

// bufferMarshaler (IMarshal** out)
r1, _, err := procRoGetBufferMarshaler.Call(
	uintptr(bufferMarshaler),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function RoGetBufferMarshaler(
  bufferMarshaler: Pointer   // IMarshal** out
): Integer; stdcall;
  external 'api-ms-win-core-winrt-robuffer-l1-1-0.dll' name 'RoGetBufferMarshaler';

result := DllCall("api-ms-win-core-winrt-robuffer-l1-1-0\RoGetBufferMarshaler"
    , "Ptr", bufferMarshaler   ; IMarshal** out
    , "Int")   ; return: HRESULT

●RoGetBufferMarshaler(bufferMarshaler) = DLL("api-ms-win-core-winrt-robuffer-l1-1-0.dll", "int RoGetBufferMarshaler(void*)")
# 呼び出し: RoGetBufferMarshaler(bufferMarshaler)
# bufferMarshaler : IMarshal** 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-winrt-robuffer-l1-1-0" fn RoGetBufferMarshaler(
    bufferMarshaler: ?*anyopaque // IMarshal** out
) callconv(std.os.windows.WINAPI) i32;

proc RoGetBufferMarshaler(
    bufferMarshaler: pointer  # IMarshal** out
): int32 {.importc: "RoGetBufferMarshaler", stdcall, dynlib: "api-ms-win-core-winrt-robuffer-l1-1-0.dll".}

pragma(lib, "api-ms-win-core-winrt-robuffer-l1-1-0");
extern(Windows)
int RoGetBufferMarshaler(
    void* bufferMarshaler   // IMarshal** out
);

ccall((:RoGetBufferMarshaler, "api-ms-win-core-winrt-robuffer-l1-1-0.dll"), stdcall, Int32,
      (Ptr{Cvoid},),
      bufferMarshaler)
# bufferMarshaler : IMarshal** 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 RoGetBufferMarshaler(
    void* bufferMarshaler);
]]
local api-ms-win-core-winrt-robuffer-l1-1-0 = ffi.load("api-ms-win-core-winrt-robuffer-l1-1-0")
-- api-ms-win-core-winrt-robuffer-l1-1-0.RoGetBufferMarshaler(bufferMarshaler)
-- bufferMarshaler : IMarshal** 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-winrt-robuffer-l1-1-0.dll');
const RoGetBufferMarshaler = lib.func('__stdcall', 'RoGetBufferMarshaler', 'int32_t', ['void *']);
// RoGetBufferMarshaler(bufferMarshaler)
// bufferMarshaler : IMarshal** 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("api-ms-win-core-winrt-robuffer-l1-1-0.dll", {
  RoGetBufferMarshaler: { parameters: ["pointer"], result: "i32" },
});
// lib.symbols.RoGetBufferMarshaler(bufferMarshaler)
// bufferMarshaler : IMarshal** 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 RoGetBufferMarshaler(
    void* bufferMarshaler);
C, "api-ms-win-core-winrt-robuffer-l1-1-0.dll");
// $ffi->RoGetBufferMarshaler(bufferMarshaler);
// bufferMarshaler : IMarshal** 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-winrt-robuffer-l1-1-0 extends StdCallLibrary {
    Api-ms-win-core-winrt-robuffer-l1-1-0 INSTANCE = Native.load("api-ms-win-core-winrt-robuffer-l1-1-0", Api-ms-win-core-winrt-robuffer-l1-1-0.class);
    int RoGetBufferMarshaler(
        Pointer bufferMarshaler   // IMarshal** out
    );
}

@[Link("api-ms-win-core-winrt-robuffer-l1-1-0")]
lib Libapi-ms-win-core-winrt-robuffer-l1-1-0
  fun RoGetBufferMarshaler = RoGetBufferMarshaler(
    bufferMarshaler : Void*   # IMarshal** 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 RoGetBufferMarshalerNative = Int32 Function(Pointer<Void>);
typedef RoGetBufferMarshalerDart = int Function(Pointer<Void>);
final RoGetBufferMarshaler = DynamicLibrary.open('api-ms-win-core-winrt-robuffer-l1-1-0.dll')
    .lookupFunction<RoGetBufferMarshalerNative, RoGetBufferMarshalerDart>('RoGetBufferMarshaler');
// bufferMarshaler : IMarshal** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function RoGetBufferMarshaler(
  bufferMarshaler: Pointer   // IMarshal** out
): Integer; stdcall;
  external 'api-ms-win-core-winrt-robuffer-l1-1-0.dll' name 'RoGetBufferMarshaler';

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

foreign import stdcall safe "RoGetBufferMarshaler"
  c_RoGetBufferMarshaler :: Ptr () -> IO Int32
-- bufferMarshaler : IMarshal** 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 rogetbuffermarshaler =
  foreign "RoGetBufferMarshaler"
    ((ptr void) @-> returning int32_t)
(* bufferMarshaler : IMarshal** 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 api-ms-win-core-winrt-robuffer-l1-1-0 (t "api-ms-win-core-winrt-robuffer-l1-1-0.dll"))
(cffi:use-foreign-library api-ms-win-core-winrt-robuffer-l1-1-0)

(cffi:defcfun ("RoGetBufferMarshaler" ro-get-buffer-marshaler :convention :stdcall) :int32
  (buffer-marshaler :pointer))   ; IMarshal** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $RoGetBufferMarshaler = Win32::API::More->new('api-ms-win-core-winrt-robuffer-l1-1-0',
    'int RoGetBufferMarshaler(LPVOID bufferMarshaler)');
# my $ret = $RoGetBufferMarshaler->Call($bufferMarshaler);
# bufferMarshaler : IMarshal** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。