SetClusterNetworkNameEx

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

DWORD SetClusterNetworkNameEx(
    HNETWORK hNetwork,
    LPCWSTR lpszName,
    LPCWSTR lpszReason   // optional
);

<DllImport("CLUSAPI.dll", ExactSpelling:=True)>
Public Shared Function SetClusterNetworkNameEx(
    hNetwork As IntPtr,   ' HNETWORK
    <MarshalAs(UnmanagedType.LPWStr)> lpszName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszReason As String   ' LPCWSTR optional
) As UInteger
End Function

' hNetwork : HNETWORK
' lpszName : LPCWSTR
' lpszReason : LPCWSTR optional
Declare PtrSafe Function SetClusterNetworkNameEx Lib "clusapi" ( _
    ByVal hNetwork As LongPtr, _
    ByVal lpszName As LongPtr, _
    ByVal lpszReason 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

SetClusterNetworkNameEx = ctypes.windll.clusapi.SetClusterNetworkNameEx
SetClusterNetworkNameEx.restype = wintypes.DWORD
SetClusterNetworkNameEx.argtypes = [
    ctypes.c_ssize_t,  # hNetwork : HNETWORK
    wintypes.LPCWSTR,  # lpszName : LPCWSTR
    wintypes.LPCWSTR,  # lpszReason : LPCWSTR optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CLUSAPI.dll')
SetClusterNetworkNameEx = Fiddle::Function.new(
  lib['SetClusterNetworkNameEx'],
  [
    Fiddle::TYPE_INTPTR_T,  # hNetwork : HNETWORK
    Fiddle::TYPE_VOIDP,  # lpszName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszReason : LPCWSTR optional
  ],
  -Fiddle::TYPE_INT)

#[link(name = "clusapi")]
extern "system" {
    fn SetClusterNetworkNameEx(
        hNetwork: isize,  // HNETWORK
        lpszName: *const u16,  // LPCWSTR
        lpszReason: *const u16  // LPCWSTR optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CLUSAPI.dll")]
public static extern uint SetClusterNetworkNameEx(IntPtr hNetwork, [MarshalAs(UnmanagedType.LPWStr)] string lpszName, [MarshalAs(UnmanagedType.LPWStr)] string lpszReason);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CLUSAPI_SetClusterNetworkNameEx' -Namespace Win32 -PassThru
# $api::SetClusterNetworkNameEx(hNetwork, lpszName, lpszReason)

#uselib "CLUSAPI.dll"
#func global SetClusterNetworkNameEx "SetClusterNetworkNameEx" sptr, sptr, sptr
; SetClusterNetworkNameEx hNetwork, lpszName, lpszReason   ; 戻り値は stat
; hNetwork : HNETWORK -> "sptr"
; lpszName : LPCWSTR -> "sptr"
; lpszReason : LPCWSTR 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 SetClusterNetworkNameEx "SetClusterNetworkNameEx" sptr, wstr, wstr
; res = SetClusterNetworkNameEx(hNetwork, lpszName, lpszReason)
; hNetwork : HNETWORK -> "sptr"
; lpszName : LPCWSTR -> "wstr"
; lpszReason : LPCWSTR optional -> "wstr"

; DWORD SetClusterNetworkNameEx(HNETWORK hNetwork, LPCWSTR lpszName, LPCWSTR lpszReason)
#uselib "CLUSAPI.dll"
#cfunc global SetClusterNetworkNameEx "SetClusterNetworkNameEx" intptr, wstr, wstr
; res = SetClusterNetworkNameEx(hNetwork, lpszName, lpszReason)
; hNetwork : HNETWORK -> "intptr"
; lpszName : LPCWSTR -> "wstr"
; lpszReason : LPCWSTR optional -> "wstr"

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

var (
	clusapi = windows.NewLazySystemDLL("CLUSAPI.dll")
	procSetClusterNetworkNameEx = clusapi.NewProc("SetClusterNetworkNameEx")
)

// hNetwork (HNETWORK), lpszName (LPCWSTR), lpszReason (LPCWSTR optional)
r1, _, err := procSetClusterNetworkNameEx.Call(
	uintptr(hNetwork),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszReason))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function SetClusterNetworkNameEx(
  hNetwork: NativeInt;   // HNETWORK
  lpszName: PWideChar;   // LPCWSTR
  lpszReason: PWideChar   // LPCWSTR optional
): DWORD; stdcall;
  external 'CLUSAPI.dll' name 'SetClusterNetworkNameEx';

result := DllCall("CLUSAPI\SetClusterNetworkNameEx"
    , "Ptr", hNetwork   ; HNETWORK
    , "WStr", lpszName   ; LPCWSTR
    , "WStr", lpszReason   ; LPCWSTR optional
    , "UInt")   ; return: DWORD

●SetClusterNetworkNameEx(hNetwork, lpszName, lpszReason) = DLL("CLUSAPI.dll", "dword SetClusterNetworkNameEx(int, char*, char*)")
# 呼び出し: SetClusterNetworkNameEx(hNetwork, lpszName, lpszReason)
# hNetwork : HNETWORK -> "int"
# lpszName : LPCWSTR -> "char*"
# lpszReason : LPCWSTR optional -> "char*"
# 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)。