CreateCluster

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

HCLUSTER CreateCluster(
    CREATE_CLUSTER_CONFIG* pConfig,
    PCLUSTER_SETUP_PROGRESS_CALLBACK pfnProgressCallback,   // optional
    void* pvCallbackArg   // optional
);

<DllImport("CLUSAPI.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CreateCluster(
    pConfig As IntPtr,   ' CREATE_CLUSTER_CONFIG*
    pfnProgressCallback As IntPtr,   ' PCLUSTER_SETUP_PROGRESS_CALLBACK optional
    pvCallbackArg As IntPtr   ' void* optional
) As IntPtr
End Function

' pConfig : CREATE_CLUSTER_CONFIG*
' pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional
' pvCallbackArg : void* optional
Declare PtrSafe Function CreateCluster Lib "clusapi" ( _
    ByVal pConfig As LongPtr, _
    ByVal pfnProgressCallback As LongPtr, _
    ByVal pvCallbackArg As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CreateCluster = ctypes.windll.clusapi.CreateCluster
CreateCluster.restype = ctypes.c_ssize_t
CreateCluster.argtypes = [
    ctypes.c_void_p,  # pConfig : CREATE_CLUSTER_CONFIG*
    ctypes.c_void_p,  # pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional
    ctypes.POINTER(None),  # pvCallbackArg : void* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CLUSAPI.dll')
CreateCluster = Fiddle::Function.new(
  lib['CreateCluster'],
  [
    Fiddle::TYPE_VOIDP,  # pConfig : CREATE_CLUSTER_CONFIG*
    Fiddle::TYPE_VOIDP,  # pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional
    Fiddle::TYPE_VOIDP,  # pvCallbackArg : void* optional
  ],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "clusapi")]
extern "system" {
    fn CreateCluster(
        pConfig: *mut CREATE_CLUSTER_CONFIG,  // CREATE_CLUSTER_CONFIG*
        pfnProgressCallback: *const core::ffi::c_void,  // PCLUSTER_SETUP_PROGRESS_CALLBACK optional
        pvCallbackArg: *mut ()  // void* optional
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CLUSAPI.dll", SetLastError = true)]
public static extern IntPtr CreateCluster(IntPtr pConfig, IntPtr pfnProgressCallback, IntPtr pvCallbackArg);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CLUSAPI_CreateCluster' -Namespace Win32 -PassThru
# $api::CreateCluster(pConfig, pfnProgressCallback, pvCallbackArg)

#uselib "CLUSAPI.dll"
#func global CreateCluster "CreateCluster" sptr, sptr, sptr
; CreateCluster varptr(pConfig), pfnProgressCallback, pvCallbackArg   ; 戻り値は stat
; pConfig : CREATE_CLUSTER_CONFIG* -> "sptr"
; pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional -> "sptr"
; pvCallbackArg : void* optional -> "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 "CLUSAPI.dll"
#cfunc global CreateCluster "CreateCluster" var, sptr, sptr
; res = CreateCluster(pConfig, pfnProgressCallback, pvCallbackArg)
; pConfig : CREATE_CLUSTER_CONFIG* -> "var"
; pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional -> "sptr"
; pvCallbackArg : void* optional -> "sptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HCLUSTER CreateCluster(CREATE_CLUSTER_CONFIG* pConfig, PCLUSTER_SETUP_PROGRESS_CALLBACK pfnProgressCallback, void* pvCallbackArg)
#uselib "CLUSAPI.dll"
#cfunc global CreateCluster "CreateCluster" var, intptr, intptr
; res = CreateCluster(pConfig, pfnProgressCallback, pvCallbackArg)
; pConfig : CREATE_CLUSTER_CONFIG* -> "var"
; pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional -> "intptr"
; pvCallbackArg : void* optional -> "intptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	clusapi = windows.NewLazySystemDLL("CLUSAPI.dll")
	procCreateCluster = clusapi.NewProc("CreateCluster")
)

// pConfig (CREATE_CLUSTER_CONFIG*), pfnProgressCallback (PCLUSTER_SETUP_PROGRESS_CALLBACK optional), pvCallbackArg (void* optional)
r1, _, err := procCreateCluster.Call(
	uintptr(pConfig),
	uintptr(pfnProgressCallback),
	uintptr(pvCallbackArg),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HCLUSTER

function CreateCluster(
  pConfig: Pointer;   // CREATE_CLUSTER_CONFIG*
  pfnProgressCallback: Pointer;   // PCLUSTER_SETUP_PROGRESS_CALLBACK optional
  pvCallbackArg: Pointer   // void* optional
): NativeInt; stdcall;
  external 'CLUSAPI.dll' name 'CreateCluster';

result := DllCall("CLUSAPI\CreateCluster"
    , "Ptr", pConfig   ; CREATE_CLUSTER_CONFIG*
    , "Ptr", pfnProgressCallback   ; PCLUSTER_SETUP_PROGRESS_CALLBACK optional
    , "Ptr", pvCallbackArg   ; void* optional
    , "Ptr")   ; return: HCLUSTER

●CreateCluster(pConfig, pfnProgressCallback, pvCallbackArg) = DLL("CLUSAPI.dll", "int CreateCluster(void*, void*, void*)")
# 呼び出し: CreateCluster(pConfig, pfnProgressCallback, pvCallbackArg)
# pConfig : CREATE_CLUSTER_CONFIG* -> "void*"
# pfnProgressCallback : PCLUSTER_SETUP_PROGRESS_CALLBACK optional -> "void*"
# pvCallbackArg : void* optional -> "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)。