WnvRequestNotification

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

DWORD WnvRequestNotification(
    HANDLE WnvHandle,
    WNV_NOTIFICATION_PARAM* NotificationParam,
    OVERLAPPED* Overlapped,
    DWORD* BytesTransferred
);

<DllImport("wnvapi.dll", ExactSpelling:=True)>
Public Shared Function WnvRequestNotification(
    WnvHandle As IntPtr,   ' HANDLE
    NotificationParam As IntPtr,   ' WNV_NOTIFICATION_PARAM* in/out
    Overlapped As IntPtr,   ' OVERLAPPED* in/out
    ByRef BytesTransferred As UInteger   ' DWORD* in/out
) As UInteger
End Function

' WnvHandle : HANDLE
' NotificationParam : WNV_NOTIFICATION_PARAM* in/out
' Overlapped : OVERLAPPED* in/out
' BytesTransferred : DWORD* in/out
Declare PtrSafe Function WnvRequestNotification Lib "wnvapi" ( _
    ByVal WnvHandle As LongPtr, _
    ByVal NotificationParam As LongPtr, _
    ByVal Overlapped As LongPtr, _
    ByRef BytesTransferred 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

WnvRequestNotification = ctypes.windll.wnvapi.WnvRequestNotification
WnvRequestNotification.restype = wintypes.DWORD
WnvRequestNotification.argtypes = [
    wintypes.HANDLE,  # WnvHandle : HANDLE
    ctypes.c_void_p,  # NotificationParam : WNV_NOTIFICATION_PARAM* in/out
    ctypes.c_void_p,  # Overlapped : OVERLAPPED* in/out
    ctypes.POINTER(wintypes.DWORD),  # BytesTransferred : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('wnvapi.dll')
WnvRequestNotification = Fiddle::Function.new(
  lib['WnvRequestNotification'],
  [
    Fiddle::TYPE_VOIDP,  # WnvHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # NotificationParam : WNV_NOTIFICATION_PARAM* in/out
    Fiddle::TYPE_VOIDP,  # Overlapped : OVERLAPPED* in/out
    Fiddle::TYPE_VOIDP,  # BytesTransferred : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wnvapi")]
extern "system" {
    fn WnvRequestNotification(
        WnvHandle: *mut core::ffi::c_void,  // HANDLE
        NotificationParam: *mut WNV_NOTIFICATION_PARAM,  // WNV_NOTIFICATION_PARAM* in/out
        Overlapped: *mut OVERLAPPED,  // OVERLAPPED* in/out
        BytesTransferred: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("wnvapi.dll")]
public static extern uint WnvRequestNotification(IntPtr WnvHandle, IntPtr NotificationParam, IntPtr Overlapped, ref uint BytesTransferred);
"@
$api = Add-Type -MemberDefinition $sig -Name 'wnvapi_WnvRequestNotification' -Namespace Win32 -PassThru
# $api::WnvRequestNotification(WnvHandle, NotificationParam, Overlapped, BytesTransferred)

#uselib "wnvapi.dll"
#func global WnvRequestNotification "WnvRequestNotification" sptr, sptr, sptr, sptr
; WnvRequestNotification WnvHandle, varptr(NotificationParam), varptr(Overlapped), varptr(BytesTransferred)   ; 戻り値は stat
; WnvHandle : HANDLE -> "sptr"
; NotificationParam : WNV_NOTIFICATION_PARAM* in/out -> "sptr"
; Overlapped : OVERLAPPED* in/out -> "sptr"
; BytesTransferred : DWORD* 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 "wnvapi.dll"
#cfunc global WnvRequestNotification "WnvRequestNotification" sptr, var, var, var
; res = WnvRequestNotification(WnvHandle, NotificationParam, Overlapped, BytesTransferred)
; WnvHandle : HANDLE -> "sptr"
; NotificationParam : WNV_NOTIFICATION_PARAM* in/out -> "var"
; Overlapped : OVERLAPPED* in/out -> "var"
; BytesTransferred : DWORD* in/out -> "var"
; ※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 WnvRequestNotification(HANDLE WnvHandle, WNV_NOTIFICATION_PARAM* NotificationParam, OVERLAPPED* Overlapped, DWORD* BytesTransferred)
#uselib "wnvapi.dll"
#cfunc global WnvRequestNotification "WnvRequestNotification" intptr, var, var, var
; res = WnvRequestNotification(WnvHandle, NotificationParam, Overlapped, BytesTransferred)
; WnvHandle : HANDLE -> "intptr"
; NotificationParam : WNV_NOTIFICATION_PARAM* in/out -> "var"
; Overlapped : OVERLAPPED* in/out -> "var"
; BytesTransferred : DWORD* in/out -> "var"
; ※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 (
	wnvapi = windows.NewLazySystemDLL("wnvapi.dll")
	procWnvRequestNotification = wnvapi.NewProc("WnvRequestNotification")
)

// WnvHandle (HANDLE), NotificationParam (WNV_NOTIFICATION_PARAM* in/out), Overlapped (OVERLAPPED* in/out), BytesTransferred (DWORD* in/out)
r1, _, err := procWnvRequestNotification.Call(
	uintptr(WnvHandle),
	uintptr(NotificationParam),
	uintptr(Overlapped),
	uintptr(BytesTransferred),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function WnvRequestNotification(
  WnvHandle: THandle;   // HANDLE
  NotificationParam: Pointer;   // WNV_NOTIFICATION_PARAM* in/out
  Overlapped: Pointer;   // OVERLAPPED* in/out
  BytesTransferred: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'wnvapi.dll' name 'WnvRequestNotification';

result := DllCall("wnvapi\WnvRequestNotification"
    , "Ptr", WnvHandle   ; HANDLE
    , "Ptr", NotificationParam   ; WNV_NOTIFICATION_PARAM* in/out
    , "Ptr", Overlapped   ; OVERLAPPED* in/out
    , "Ptr", BytesTransferred   ; DWORD* in/out
    , "UInt")   ; return: DWORD

●WnvRequestNotification(WnvHandle, NotificationParam, Overlapped, BytesTransferred) = DLL("wnvapi.dll", "dword WnvRequestNotification(void*, void*, void*, void*)")
# 呼び出し: WnvRequestNotification(WnvHandle, NotificationParam, Overlapped, BytesTransferred)
# WnvHandle : HANDLE -> "void*"
# NotificationParam : WNV_NOTIFICATION_PARAM* in/out -> "void*"
# Overlapped : OVERLAPPED* in/out -> "void*"
# BytesTransferred : DWORD* 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)。