HdvInitializeDeviceHost

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

HRESULT HdvInitializeDeviceHost(
    HCS_SYSTEM computeSystem,
    void** deviceHostHandle
);

<DllImport("vmdevicehost.dll", ExactSpelling:=True)>
Public Shared Function HdvInitializeDeviceHost(
    computeSystem As IntPtr,   ' HCS_SYSTEM
    deviceHostHandle As IntPtr   ' void** out
) As Integer
End Function

' computeSystem : HCS_SYSTEM
' deviceHostHandle : void** out
Declare PtrSafe Function HdvInitializeDeviceHost Lib "vmdevicehost" ( _
    ByVal computeSystem As LongPtr, _
    ByVal deviceHostHandle 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

HdvInitializeDeviceHost = ctypes.windll.vmdevicehost.HdvInitializeDeviceHost
HdvInitializeDeviceHost.restype = ctypes.c_int
HdvInitializeDeviceHost.argtypes = [
    wintypes.HANDLE,  # computeSystem : HCS_SYSTEM
    ctypes.c_void_p,  # deviceHostHandle : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('vmdevicehost.dll')
HdvInitializeDeviceHost = Fiddle::Function.new(
  lib['HdvInitializeDeviceHost'],
  [
    Fiddle::TYPE_VOIDP,  # computeSystem : HCS_SYSTEM
    Fiddle::TYPE_VOIDP,  # deviceHostHandle : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "vmdevicehost")]
extern "system" {
    fn HdvInitializeDeviceHost(
        computeSystem: *mut core::ffi::c_void,  // HCS_SYSTEM
        deviceHostHandle: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("vmdevicehost.dll")]
public static extern int HdvInitializeDeviceHost(IntPtr computeSystem, IntPtr deviceHostHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'vmdevicehost_HdvInitializeDeviceHost' -Namespace Win32 -PassThru
# $api::HdvInitializeDeviceHost(computeSystem, deviceHostHandle)

#uselib "vmdevicehost.dll"
#func global HdvInitializeDeviceHost "HdvInitializeDeviceHost" sptr, sptr
; HdvInitializeDeviceHost computeSystem, deviceHostHandle   ; 戻り値は stat
; computeSystem : HCS_SYSTEM -> "sptr"
; deviceHostHandle : 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。

#uselib "vmdevicehost.dll"
#cfunc global HdvInitializeDeviceHost "HdvInitializeDeviceHost" sptr, sptr
; res = HdvInitializeDeviceHost(computeSystem, deviceHostHandle)
; computeSystem : HCS_SYSTEM -> "sptr"
; deviceHostHandle : void** out -> "sptr"

; HRESULT HdvInitializeDeviceHost(HCS_SYSTEM computeSystem, void** deviceHostHandle)
#uselib "vmdevicehost.dll"
#cfunc global HdvInitializeDeviceHost "HdvInitializeDeviceHost" intptr, intptr
; res = HdvInitializeDeviceHost(computeSystem, deviceHostHandle)
; computeSystem : HCS_SYSTEM -> "intptr"
; deviceHostHandle : void** out -> "intptr"

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

var (
	vmdevicehost = windows.NewLazySystemDLL("vmdevicehost.dll")
	procHdvInitializeDeviceHost = vmdevicehost.NewProc("HdvInitializeDeviceHost")
)

// computeSystem (HCS_SYSTEM), deviceHostHandle (void** out)
r1, _, err := procHdvInitializeDeviceHost.Call(
	uintptr(computeSystem),
	uintptr(deviceHostHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function HdvInitializeDeviceHost(
  computeSystem: THandle;   // HCS_SYSTEM
  deviceHostHandle: Pointer   // void** out
): Integer; stdcall;
  external 'vmdevicehost.dll' name 'HdvInitializeDeviceHost';

result := DllCall("vmdevicehost\HdvInitializeDeviceHost"
    , "Ptr", computeSystem   ; HCS_SYSTEM
    , "Ptr", deviceHostHandle   ; void** out
    , "Int")   ; return: HRESULT

●HdvInitializeDeviceHost(computeSystem, deviceHostHandle) = DLL("vmdevicehost.dll", "int HdvInitializeDeviceHost(void*, void*)")
# 呼び出し: HdvInitializeDeviceHost(computeSystem, deviceHostHandle)
# computeSystem : HCS_SYSTEM -> "void*"
# deviceHostHandle : 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 "vmdevicehost" fn HdvInitializeDeviceHost(
    computeSystem: ?*anyopaque, // HCS_SYSTEM
    deviceHostHandle: ?*anyopaque // void** out
) callconv(std.os.windows.WINAPI) i32;

proc HdvInitializeDeviceHost(
    computeSystem: pointer,  # HCS_SYSTEM
    deviceHostHandle: pointer  # void** out
): int32 {.importc: "HdvInitializeDeviceHost", stdcall, dynlib: "vmdevicehost.dll".}

pragma(lib, "vmdevicehost");
extern(Windows)
int HdvInitializeDeviceHost(
    void* computeSystem,   // HCS_SYSTEM
    void** deviceHostHandle   // void** out
);

ccall((:HdvInitializeDeviceHost, "vmdevicehost.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{Cvoid}),
      computeSystem, deviceHostHandle)
# computeSystem : HCS_SYSTEM -> Ptr{Cvoid}
# deviceHostHandle : 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 HdvInitializeDeviceHost(
    void* computeSystem,
    void** deviceHostHandle);
]]
local vmdevicehost = ffi.load("vmdevicehost")
-- vmdevicehost.HdvInitializeDeviceHost(computeSystem, deviceHostHandle)
-- computeSystem : HCS_SYSTEM
-- deviceHostHandle : 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('vmdevicehost.dll');
const HdvInitializeDeviceHost = lib.func('__stdcall', 'HdvInitializeDeviceHost', 'int32_t', ['void *', 'void *']);
// HdvInitializeDeviceHost(computeSystem, deviceHostHandle)
// computeSystem : HCS_SYSTEM -> 'void *'
// deviceHostHandle : 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("vmdevicehost.dll", {
  HdvInitializeDeviceHost: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.HdvInitializeDeviceHost(computeSystem, deviceHostHandle)
// computeSystem : HCS_SYSTEM -> "pointer"
// deviceHostHandle : 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 HdvInitializeDeviceHost(
    void* computeSystem,
    void** deviceHostHandle);
C, "vmdevicehost.dll");
// $ffi->HdvInitializeDeviceHost(computeSystem, deviceHostHandle);
// computeSystem : HCS_SYSTEM
// deviceHostHandle : 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 Vmdevicehost extends StdCallLibrary {
    Vmdevicehost INSTANCE = Native.load("vmdevicehost", Vmdevicehost.class);
    int HdvInitializeDeviceHost(
        Pointer computeSystem,   // HCS_SYSTEM
        Pointer deviceHostHandle   // void** out
    );
}

@[Link("vmdevicehost")]
lib Libvmdevicehost
  fun HdvInitializeDeviceHost = HdvInitializeDeviceHost(
    computeSystem : Void*,   # HCS_SYSTEM
    deviceHostHandle : 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 HdvInitializeDeviceHostNative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef HdvInitializeDeviceHostDart = int Function(Pointer<Void>, Pointer<Void>);
final HdvInitializeDeviceHost = DynamicLibrary.open('vmdevicehost.dll')
    .lookupFunction<HdvInitializeDeviceHostNative, HdvInitializeDeviceHostDart>('HdvInitializeDeviceHost');
// computeSystem : HCS_SYSTEM -> Pointer<Void>
// deviceHostHandle : void** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function HdvInitializeDeviceHost(
  computeSystem: THandle;   // HCS_SYSTEM
  deviceHostHandle: Pointer   // void** out
): Integer; stdcall;
  external 'vmdevicehost.dll' name 'HdvInitializeDeviceHost';

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

foreign import stdcall safe "HdvInitializeDeviceHost"
  c_HdvInitializeDeviceHost :: Ptr () -> Ptr () -> IO Int32
-- computeSystem : HCS_SYSTEM -> Ptr ()
-- deviceHostHandle : 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 hdvinitializedevicehost =
  foreign "HdvInitializeDeviceHost"
    ((ptr void) @-> (ptr void) @-> returning int32_t)
(* computeSystem : HCS_SYSTEM -> (ptr void) *)
(* deviceHostHandle : 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 vmdevicehost (t "vmdevicehost.dll"))
(cffi:use-foreign-library vmdevicehost)

(cffi:defcfun ("HdvInitializeDeviceHost" hdv-initialize-device-host :convention :stdcall) :int32
  (compute-system :pointer)   ; HCS_SYSTEM
  (device-host-handle :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 $HdvInitializeDeviceHost = Win32::API::More->new('vmdevicehost',
    'int HdvInitializeDeviceHost(HANDLE computeSystem, LPVOID deviceHostHandle)');
# my $ret = $HdvInitializeDeviceHost->Call($computeSystem, $deviceHostHandle);
# computeSystem : HCS_SYSTEM -> HANDLE
# deviceHostHandle : 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。