EventRegister

// ADVAPI32.dll
#include <windows.h>

DWORD EventRegister(
    const GUID* ProviderId,
    PENABLECALLBACK EnableCallback,   // optional
    void* CallbackContext,   // optional
    REGHANDLE* RegHandle
);

<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function EventRegister(
    ByRef ProviderId As Guid,   ' GUID*
    EnableCallback As IntPtr,   ' PENABLECALLBACK optional
    CallbackContext As IntPtr,   ' void* optional
    <Out> ByRef RegHandle As Long   ' REGHANDLE* out
) As UInteger
End Function

' ProviderId : GUID*
' EnableCallback : PENABLECALLBACK optional
' CallbackContext : void* optional
' RegHandle : REGHANDLE* out
Declare PtrSafe Function EventRegister Lib "advapi32" ( _
    ByVal ProviderId As LongPtr, _
    ByVal EnableCallback As LongPtr, _
    ByVal CallbackContext As LongPtr, _
    ByRef RegHandle As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

EventRegister = ctypes.windll.advapi32.EventRegister
EventRegister.restype = wintypes.DWORD
EventRegister.argtypes = [
    ctypes.c_void_p,  # ProviderId : GUID*
    ctypes.c_void_p,  # EnableCallback : PENABLECALLBACK optional
    ctypes.POINTER(None),  # CallbackContext : void* optional
    ctypes.c_void_p,  # RegHandle : REGHANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
EventRegister = Fiddle::Function.new(
  lib['EventRegister'],
  [
    Fiddle::TYPE_VOIDP,  # ProviderId : GUID*
    Fiddle::TYPE_VOIDP,  # EnableCallback : PENABLECALLBACK optional
    Fiddle::TYPE_VOIDP,  # CallbackContext : void* optional
    Fiddle::TYPE_VOIDP,  # RegHandle : REGHANDLE* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn EventRegister(
        ProviderId: *const GUID,  // GUID*
        EnableCallback: *const core::ffi::c_void,  // PENABLECALLBACK optional
        CallbackContext: *mut (),  // void* optional
        RegHandle: *mut i64  // REGHANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern uint EventRegister(ref Guid ProviderId, IntPtr EnableCallback, IntPtr CallbackContext, out long RegHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_EventRegister' -Namespace Win32 -PassThru
# $api::EventRegister(ProviderId, EnableCallback, CallbackContext, RegHandle)

#uselib "ADVAPI32.dll"
#func global EventRegister "EventRegister" sptr, sptr, sptr, sptr
; EventRegister varptr(ProviderId), EnableCallback, CallbackContext, RegHandle   ; 戻り値は stat
; ProviderId : GUID* -> "sptr"
; EnableCallback : PENABLECALLBACK optional -> "sptr"
; CallbackContext : void* optional -> "sptr"
; RegHandle : REGHANDLE* 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 "ADVAPI32.dll"
#cfunc global EventRegister "EventRegister" var, sptr, sptr, int
; res = EventRegister(ProviderId, EnableCallback, CallbackContext, RegHandle)
; ProviderId : GUID* -> "var"
; EnableCallback : PENABLECALLBACK optional -> "sptr"
; CallbackContext : void* optional -> "sptr"
; RegHandle : REGHANDLE* out -> "int"
; ※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。

; DWORD EventRegister(GUID* ProviderId, PENABLECALLBACK EnableCallback, void* CallbackContext, REGHANDLE* RegHandle)
#uselib "ADVAPI32.dll"
#cfunc global EventRegister "EventRegister" var, intptr, intptr, int
; res = EventRegister(ProviderId, EnableCallback, CallbackContext, RegHandle)
; ProviderId : GUID* -> "var"
; EnableCallback : PENABLECALLBACK optional -> "intptr"
; CallbackContext : void* optional -> "intptr"
; RegHandle : REGHANDLE* out -> "int"
; ※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 (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procEventRegister = advapi32.NewProc("EventRegister")
)

// ProviderId (GUID*), EnableCallback (PENABLECALLBACK optional), CallbackContext (void* optional), RegHandle (REGHANDLE* out)
r1, _, err := procEventRegister.Call(
	uintptr(ProviderId),
	uintptr(EnableCallback),
	uintptr(CallbackContext),
	uintptr(RegHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function EventRegister(
  ProviderId: PGUID;   // GUID*
  EnableCallback: Pointer;   // PENABLECALLBACK optional
  CallbackContext: Pointer;   // void* optional
  RegHandle: Pointer   // REGHANDLE* out
): DWORD; stdcall;
  external 'ADVAPI32.dll' name 'EventRegister';

result := DllCall("ADVAPI32\EventRegister"
    , "Ptr", ProviderId   ; GUID*
    , "Ptr", EnableCallback   ; PENABLECALLBACK optional
    , "Ptr", CallbackContext   ; void* optional
    , "Ptr", RegHandle   ; REGHANDLE* out
    , "UInt")   ; return: DWORD

●EventRegister(ProviderId, EnableCallback, CallbackContext, RegHandle) = DLL("ADVAPI32.dll", "dword EventRegister(void*, void*, void*, void*)")
# 呼び出し: EventRegister(ProviderId, EnableCallback, CallbackContext, RegHandle)
# ProviderId : GUID* -> "void*"
# EnableCallback : PENABLECALLBACK optional -> "void*"
# CallbackContext : void* optional -> "void*"
# RegHandle : REGHANDLE* 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)。