RegisterForLogWriteNotification

// clfsw32.dll
#include <windows.h>

BOOL RegisterForLogWriteNotification(
    HANDLE hLog,
    DWORD cbThreshold,
    BOOL fEnable
);

<DllImport("clfsw32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function RegisterForLogWriteNotification(
    hLog As IntPtr,   ' HANDLE
    cbThreshold As UInteger,   ' DWORD
    fEnable As Boolean   ' BOOL
) As Boolean
End Function

' hLog : HANDLE
' cbThreshold : DWORD
' fEnable : BOOL
Declare PtrSafe Function RegisterForLogWriteNotification Lib "clfsw32" ( _
    ByVal hLog As LongPtr, _
    ByVal cbThreshold As Long, _
    ByVal fEnable As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RegisterForLogWriteNotification = ctypes.windll.clfsw32.RegisterForLogWriteNotification
RegisterForLogWriteNotification.restype = wintypes.BOOL
RegisterForLogWriteNotification.argtypes = [
    wintypes.HANDLE,  # hLog : HANDLE
    wintypes.DWORD,  # cbThreshold : DWORD
    wintypes.BOOL,  # fEnable : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('clfsw32.dll')
RegisterForLogWriteNotification = Fiddle::Function.new(
  lib['RegisterForLogWriteNotification'],
  [
    Fiddle::TYPE_VOIDP,  # hLog : HANDLE
    -Fiddle::TYPE_INT,  # cbThreshold : DWORD
    Fiddle::TYPE_INT,  # fEnable : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "clfsw32")]
extern "system" {
    fn RegisterForLogWriteNotification(
        hLog: *mut core::ffi::c_void,  // HANDLE
        cbThreshold: u32,  // DWORD
        fEnable: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll", SetLastError = true)]
public static extern bool RegisterForLogWriteNotification(IntPtr hLog, uint cbThreshold, bool fEnable);
"@
$api = Add-Type -MemberDefinition $sig -Name 'clfsw32_RegisterForLogWriteNotification' -Namespace Win32 -PassThru
# $api::RegisterForLogWriteNotification(hLog, cbThreshold, fEnable)

#uselib "clfsw32.dll"
#func global RegisterForLogWriteNotification "RegisterForLogWriteNotification" sptr, sptr, sptr
; RegisterForLogWriteNotification hLog, cbThreshold, fEnable   ; 戻り値は stat
; hLog : HANDLE -> "sptr"
; cbThreshold : DWORD -> "sptr"
; fEnable : BOOL -> "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 "clfsw32.dll"
#cfunc global RegisterForLogWriteNotification "RegisterForLogWriteNotification" sptr, int, int
; res = RegisterForLogWriteNotification(hLog, cbThreshold, fEnable)
; hLog : HANDLE -> "sptr"
; cbThreshold : DWORD -> "int"
; fEnable : BOOL -> "int"

; BOOL RegisterForLogWriteNotification(HANDLE hLog, DWORD cbThreshold, BOOL fEnable)
#uselib "clfsw32.dll"
#cfunc global RegisterForLogWriteNotification "RegisterForLogWriteNotification" intptr, int, int
; res = RegisterForLogWriteNotification(hLog, cbThreshold, fEnable)
; hLog : HANDLE -> "intptr"
; cbThreshold : DWORD -> "int"
; fEnable : BOOL -> "int"

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

var (
	clfsw32 = windows.NewLazySystemDLL("clfsw32.dll")
	procRegisterForLogWriteNotification = clfsw32.NewProc("RegisterForLogWriteNotification")
)

// hLog (HANDLE), cbThreshold (DWORD), fEnable (BOOL)
r1, _, err := procRegisterForLogWriteNotification.Call(
	uintptr(hLog),
	uintptr(cbThreshold),
	uintptr(fEnable),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function RegisterForLogWriteNotification(
  hLog: THandle;   // HANDLE
  cbThreshold: DWORD;   // DWORD
  fEnable: BOOL   // BOOL
): BOOL; stdcall;
  external 'clfsw32.dll' name 'RegisterForLogWriteNotification';

result := DllCall("clfsw32\RegisterForLogWriteNotification"
    , "Ptr", hLog   ; HANDLE
    , "UInt", cbThreshold   ; DWORD
    , "Int", fEnable   ; BOOL
    , "Int")   ; return: BOOL

●RegisterForLogWriteNotification(hLog, cbThreshold, fEnable) = DLL("clfsw32.dll", "bool RegisterForLogWriteNotification(void*, dword, bool)")
# 呼び出し: RegisterForLogWriteNotification(hLog, cbThreshold, fEnable)
# hLog : HANDLE -> "void*"
# cbThreshold : DWORD -> "dword"
# fEnable : BOOL -> "bool"
# 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)。