ResUtilEnumGroupsEx

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

DWORD ResUtilEnumGroupsEx(
    HCLUSTER hCluster,
    HGROUP hSelf,
    CLUSGROUP_TYPE groupType,
    LPGROUP_CALLBACK_EX pResCallBack,
    void* pParameter
);

<DllImport("RESUTILS.dll", ExactSpelling:=True)>
Public Shared Function ResUtilEnumGroupsEx(
    hCluster As IntPtr,   ' HCLUSTER
    hSelf As IntPtr,   ' HGROUP
    groupType As Integer,   ' CLUSGROUP_TYPE
    pResCallBack As IntPtr,   ' LPGROUP_CALLBACK_EX
    pParameter As IntPtr   ' void* in/out
) As UInteger
End Function

' hCluster : HCLUSTER
' hSelf : HGROUP
' groupType : CLUSGROUP_TYPE
' pResCallBack : LPGROUP_CALLBACK_EX
' pParameter : void* in/out
Declare PtrSafe Function ResUtilEnumGroupsEx Lib "resutils" ( _
    ByVal hCluster As LongPtr, _
    ByVal hSelf As LongPtr, _
    ByVal groupType As Long, _
    ByVal pResCallBack As LongPtr, _
    ByVal pParameter 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

ResUtilEnumGroupsEx = ctypes.windll.resutils.ResUtilEnumGroupsEx
ResUtilEnumGroupsEx.restype = wintypes.DWORD
ResUtilEnumGroupsEx.argtypes = [
    ctypes.c_ssize_t,  # hCluster : HCLUSTER
    ctypes.c_ssize_t,  # hSelf : HGROUP
    ctypes.c_int,  # groupType : CLUSGROUP_TYPE
    ctypes.c_void_p,  # pResCallBack : LPGROUP_CALLBACK_EX
    ctypes.POINTER(None),  # pParameter : void* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RESUTILS.dll')
ResUtilEnumGroupsEx = Fiddle::Function.new(
  lib['ResUtilEnumGroupsEx'],
  [
    Fiddle::TYPE_INTPTR_T,  # hCluster : HCLUSTER
    Fiddle::TYPE_INTPTR_T,  # hSelf : HGROUP
    Fiddle::TYPE_INT,  # groupType : CLUSGROUP_TYPE
    Fiddle::TYPE_VOIDP,  # pResCallBack : LPGROUP_CALLBACK_EX
    Fiddle::TYPE_VOIDP,  # pParameter : void* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "resutils")]
extern "system" {
    fn ResUtilEnumGroupsEx(
        hCluster: isize,  // HCLUSTER
        hSelf: isize,  // HGROUP
        groupType: i32,  // CLUSGROUP_TYPE
        pResCallBack: *const core::ffi::c_void,  // LPGROUP_CALLBACK_EX
        pParameter: *mut ()  // void* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RESUTILS.dll")]
public static extern uint ResUtilEnumGroupsEx(IntPtr hCluster, IntPtr hSelf, int groupType, IntPtr pResCallBack, IntPtr pParameter);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RESUTILS_ResUtilEnumGroupsEx' -Namespace Win32 -PassThru
# $api::ResUtilEnumGroupsEx(hCluster, hSelf, groupType, pResCallBack, pParameter)

#uselib "RESUTILS.dll"
#func global ResUtilEnumGroupsEx "ResUtilEnumGroupsEx" sptr, sptr, sptr, sptr, sptr
; ResUtilEnumGroupsEx hCluster, hSelf, groupType, pResCallBack, pParameter   ; 戻り値は stat
; hCluster : HCLUSTER -> "sptr"
; hSelf : HGROUP -> "sptr"
; groupType : CLUSGROUP_TYPE -> "sptr"
; pResCallBack : LPGROUP_CALLBACK_EX -> "sptr"
; pParameter : void* in/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 "RESUTILS.dll"
#cfunc global ResUtilEnumGroupsEx "ResUtilEnumGroupsEx" sptr, sptr, int, sptr, sptr
; res = ResUtilEnumGroupsEx(hCluster, hSelf, groupType, pResCallBack, pParameter)
; hCluster : HCLUSTER -> "sptr"
; hSelf : HGROUP -> "sptr"
; groupType : CLUSGROUP_TYPE -> "int"
; pResCallBack : LPGROUP_CALLBACK_EX -> "sptr"
; pParameter : void* in/out -> "sptr"

; DWORD ResUtilEnumGroupsEx(HCLUSTER hCluster, HGROUP hSelf, CLUSGROUP_TYPE groupType, LPGROUP_CALLBACK_EX pResCallBack, void* pParameter)
#uselib "RESUTILS.dll"
#cfunc global ResUtilEnumGroupsEx "ResUtilEnumGroupsEx" intptr, intptr, int, intptr, intptr
; res = ResUtilEnumGroupsEx(hCluster, hSelf, groupType, pResCallBack, pParameter)
; hCluster : HCLUSTER -> "intptr"
; hSelf : HGROUP -> "intptr"
; groupType : CLUSGROUP_TYPE -> "int"
; pResCallBack : LPGROUP_CALLBACK_EX -> "intptr"
; pParameter : void* in/out -> "intptr"

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

var (
	resutils = windows.NewLazySystemDLL("RESUTILS.dll")
	procResUtilEnumGroupsEx = resutils.NewProc("ResUtilEnumGroupsEx")
)

// hCluster (HCLUSTER), hSelf (HGROUP), groupType (CLUSGROUP_TYPE), pResCallBack (LPGROUP_CALLBACK_EX), pParameter (void* in/out)
r1, _, err := procResUtilEnumGroupsEx.Call(
	uintptr(hCluster),
	uintptr(hSelf),
	uintptr(groupType),
	uintptr(pResCallBack),
	uintptr(pParameter),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function ResUtilEnumGroupsEx(
  hCluster: NativeInt;   // HCLUSTER
  hSelf: NativeInt;   // HGROUP
  groupType: Integer;   // CLUSGROUP_TYPE
  pResCallBack: Pointer;   // LPGROUP_CALLBACK_EX
  pParameter: Pointer   // void* in/out
): DWORD; stdcall;
  external 'RESUTILS.dll' name 'ResUtilEnumGroupsEx';

result := DllCall("RESUTILS\ResUtilEnumGroupsEx"
    , "Ptr", hCluster   ; HCLUSTER
    , "Ptr", hSelf   ; HGROUP
    , "Int", groupType   ; CLUSGROUP_TYPE
    , "Ptr", pResCallBack   ; LPGROUP_CALLBACK_EX
    , "Ptr", pParameter   ; void* in/out
    , "UInt")   ; return: DWORD

●ResUtilEnumGroupsEx(hCluster, hSelf, groupType, pResCallBack, pParameter) = DLL("RESUTILS.dll", "dword ResUtilEnumGroupsEx(int, int, int, void*, void*)")
# 呼び出し: ResUtilEnumGroupsEx(hCluster, hSelf, groupType, pResCallBack, pParameter)
# hCluster : HCLUSTER -> "int"
# hSelf : HGROUP -> "int"
# groupType : CLUSGROUP_TYPE -> "int"
# pResCallBack : LPGROUP_CALLBACK_EX -> "void*"
# pParameter : void* in/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)。