ClusterNodeOpenEnumEx

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

HNODEENUMEX ClusterNodeOpenEnumEx(
    HNODE hNode,
    DWORD dwType,
    void* pOptions   // optional
);

<DllImport("CLUSAPI.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ClusterNodeOpenEnumEx(
    hNode As IntPtr,   ' HNODE
    dwType As UInteger,   ' DWORD
    pOptions As IntPtr   ' void* optional
) As IntPtr
End Function

' hNode : HNODE
' dwType : DWORD
' pOptions : void* optional
Declare PtrSafe Function ClusterNodeOpenEnumEx Lib "clusapi" ( _
    ByVal hNode As LongPtr, _
    ByVal dwType As Long, _
    ByVal pOptions 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

ClusterNodeOpenEnumEx = ctypes.windll.clusapi.ClusterNodeOpenEnumEx
ClusterNodeOpenEnumEx.restype = ctypes.c_ssize_t
ClusterNodeOpenEnumEx.argtypes = [
    ctypes.c_ssize_t,  # hNode : HNODE
    wintypes.DWORD,  # dwType : DWORD
    ctypes.POINTER(None),  # pOptions : void* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CLUSAPI.dll')
ClusterNodeOpenEnumEx = Fiddle::Function.new(
  lib['ClusterNodeOpenEnumEx'],
  [
    Fiddle::TYPE_INTPTR_T,  # hNode : HNODE
    -Fiddle::TYPE_INT,  # dwType : DWORD
    Fiddle::TYPE_VOIDP,  # pOptions : void* optional
  ],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "clusapi")]
extern "system" {
    fn ClusterNodeOpenEnumEx(
        hNode: isize,  // HNODE
        dwType: u32,  // DWORD
        pOptions: *mut ()  // void* optional
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CLUSAPI.dll", SetLastError = true)]
public static extern IntPtr ClusterNodeOpenEnumEx(IntPtr hNode, uint dwType, IntPtr pOptions);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CLUSAPI_ClusterNodeOpenEnumEx' -Namespace Win32 -PassThru
# $api::ClusterNodeOpenEnumEx(hNode, dwType, pOptions)

#uselib "CLUSAPI.dll"
#func global ClusterNodeOpenEnumEx "ClusterNodeOpenEnumEx" sptr, sptr, sptr
; ClusterNodeOpenEnumEx hNode, dwType, pOptions   ; 戻り値は stat
; hNode : HNODE -> "sptr"
; dwType : DWORD -> "sptr"
; pOptions : 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 ClusterNodeOpenEnumEx "ClusterNodeOpenEnumEx" sptr, int, sptr
; res = ClusterNodeOpenEnumEx(hNode, dwType, pOptions)
; hNode : HNODE -> "sptr"
; dwType : DWORD -> "int"
; pOptions : void* optional -> "sptr"

; HNODEENUMEX ClusterNodeOpenEnumEx(HNODE hNode, DWORD dwType, void* pOptions)
#uselib "CLUSAPI.dll"
#cfunc global ClusterNodeOpenEnumEx "ClusterNodeOpenEnumEx" intptr, int, intptr
; res = ClusterNodeOpenEnumEx(hNode, dwType, pOptions)
; hNode : HNODE -> "intptr"
; dwType : DWORD -> "int"
; pOptions : void* optional -> "intptr"

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

var (
	clusapi = windows.NewLazySystemDLL("CLUSAPI.dll")
	procClusterNodeOpenEnumEx = clusapi.NewProc("ClusterNodeOpenEnumEx")
)

// hNode (HNODE), dwType (DWORD), pOptions (void* optional)
r1, _, err := procClusterNodeOpenEnumEx.Call(
	uintptr(hNode),
	uintptr(dwType),
	uintptr(pOptions),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HNODEENUMEX

function ClusterNodeOpenEnumEx(
  hNode: NativeInt;   // HNODE
  dwType: DWORD;   // DWORD
  pOptions: Pointer   // void* optional
): NativeInt; stdcall;
  external 'CLUSAPI.dll' name 'ClusterNodeOpenEnumEx';

result := DllCall("CLUSAPI\ClusterNodeOpenEnumEx"
    , "Ptr", hNode   ; HNODE
    , "UInt", dwType   ; DWORD
    , "Ptr", pOptions   ; void* optional
    , "Ptr")   ; return: HNODEENUMEX

●ClusterNodeOpenEnumEx(hNode, dwType, pOptions) = DLL("CLUSAPI.dll", "int ClusterNodeOpenEnumEx(int, dword, void*)")
# 呼び出し: ClusterNodeOpenEnumEx(hNode, dwType, pOptions)
# hNode : HNODE -> "int"
# dwType : DWORD -> "dword"
# pOptions : 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)。