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SpoolerFindFirstPrinterChangeNotification

関数

スプーラーでプリンター変更通知の監視を開始する。

DLLSPOOLSS.dll呼出規約winapi

シグネチャ

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

BOOL SpoolerFindFirstPrinterChangeNotification(
    PRINTER_HANDLE hPrinter,
    DWORD fdwFilterFlags,
    DWORD fdwOptions,
    void* pPrinterNotifyOptions,
    void* pvReserved,   // optional
    void* pNotificationConfig,
    HANDLE* phNotify,   // optional
    HANDLE* phEvent   // optional
);

パラメーター

名前	型	方向	説明
hPrinter	PRINTER_HANDLE	in	OpenPrinterで取得したプリンタハンドル。
fdwFilterFlags	DWORD	in	監視する変更種別を指定するフィルタフラグ。
fdwOptions	DWORD	in	通知オプションを指定するフラグ。
pPrinterNotifyOptions	void*	in	詳細な監視対象を指定するPRINTER_NOTIFY_OPTIONSへのポインタ。NULL可。
pvReserved	void*	inoptional	将来用の予約パラメータ。NULLを指定する。
pNotificationConfig	void*	in	通知設定を指定する構造体へのポインタ。
phNotify	HANDLE*	outoptional	通知ハンドルを受け取るポインタ。
phEvent	HANDLE*	outoptional	通知発生を知らせるイベントハンドルを受け取るポインタ。

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL SpoolerFindFirstPrinterChangeNotification(
    PRINTER_HANDLE hPrinter,
    DWORD fdwFilterFlags,
    DWORD fdwOptions,
    void* pPrinterNotifyOptions,
    void* pvReserved,   // optional
    void* pNotificationConfig,
    HANDLE* phNotify,   // optional
    HANDLE* phEvent   // optional
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SPOOLSS.dll", ExactSpelling = true)]
static extern bool SpoolerFindFirstPrinterChangeNotification(
    PRINTER_HANDLE hPrinter,   // PRINTER_HANDLE
    uint fdwFilterFlags,   // DWORD
    uint fdwOptions,   // DWORD
    IntPtr pPrinterNotifyOptions,   // void*
    IntPtr pvReserved,   // void* optional
    IntPtr pNotificationConfig,   // void*
    IntPtr phNotify,   // HANDLE* optional, out
    IntPtr phEvent   // HANDLE* optional, out
);

<DllImport("SPOOLSS.dll", ExactSpelling:=True)>
Public Shared Function SpoolerFindFirstPrinterChangeNotification(
    hPrinter As PRINTER_HANDLE,   ' PRINTER_HANDLE
    fdwFilterFlags As UInteger,   ' DWORD
    fdwOptions As UInteger,   ' DWORD
    pPrinterNotifyOptions As IntPtr,   ' void*
    pvReserved As IntPtr,   ' void* optional
    pNotificationConfig As IntPtr,   ' void*
    phNotify As IntPtr,   ' HANDLE* optional, out
    phEvent As IntPtr   ' HANDLE* optional, out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hPrinter : PRINTER_HANDLE
' fdwFilterFlags : DWORD
' fdwOptions : DWORD
' pPrinterNotifyOptions : void*
' pvReserved : void* optional
' pNotificationConfig : void*
' phNotify : HANDLE* optional, out
' phEvent : HANDLE* optional, out
Declare PtrSafe Function SpoolerFindFirstPrinterChangeNotification Lib "spoolss" ( _
    ByVal hPrinter As LongPtr, _
    ByVal fdwFilterFlags As Long, _
    ByVal fdwOptions As Long, _
    ByVal pPrinterNotifyOptions As LongPtr, _
    ByVal pvReserved As LongPtr, _
    ByVal pNotificationConfig As LongPtr, _
    ByVal phNotify As LongPtr, _
    ByVal phEvent 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

SpoolerFindFirstPrinterChangeNotification = ctypes.windll.spoolss.SpoolerFindFirstPrinterChangeNotification
SpoolerFindFirstPrinterChangeNotification.restype = wintypes.BOOL
SpoolerFindFirstPrinterChangeNotification.argtypes = [
    PRINTER_HANDLE,  # hPrinter : PRINTER_HANDLE
    wintypes.DWORD,  # fdwFilterFlags : DWORD
    wintypes.DWORD,  # fdwOptions : DWORD
    ctypes.POINTER(None),  # pPrinterNotifyOptions : void*
    ctypes.POINTER(None),  # pvReserved : void* optional
    ctypes.POINTER(None),  # pNotificationConfig : void*
    ctypes.c_void_p,  # phNotify : HANDLE* optional, out
    ctypes.c_void_p,  # phEvent : HANDLE* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SPOOLSS.dll')
SpoolerFindFirstPrinterChangeNotification = Fiddle::Function.new(
  lib['SpoolerFindFirstPrinterChangeNotification'],
  [
    Fiddle::TYPE_VOIDP,  # hPrinter : PRINTER_HANDLE
    -Fiddle::TYPE_INT,  # fdwFilterFlags : DWORD
    -Fiddle::TYPE_INT,  # fdwOptions : DWORD
    Fiddle::TYPE_VOIDP,  # pPrinterNotifyOptions : void*
    Fiddle::TYPE_VOIDP,  # pvReserved : void* optional
    Fiddle::TYPE_VOIDP,  # pNotificationConfig : void*
    Fiddle::TYPE_VOIDP,  # phNotify : HANDLE* optional, out
    Fiddle::TYPE_VOIDP,  # phEvent : HANDLE* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "spoolss")]
extern "system" {
    fn SpoolerFindFirstPrinterChangeNotification(
        hPrinter: PRINTER_HANDLE,  // PRINTER_HANDLE
        fdwFilterFlags: u32,  // DWORD
        fdwOptions: u32,  // DWORD
        pPrinterNotifyOptions: *mut (),  // void*
        pvReserved: *mut (),  // void* optional
        pNotificationConfig: *mut (),  // void*
        phNotify: *mut *mut core::ffi::c_void,  // HANDLE* optional, out
        phEvent: *mut *mut core::ffi::c_void  // HANDLE* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SPOOLSS.dll")]
public static extern bool SpoolerFindFirstPrinterChangeNotification(PRINTER_HANDLE hPrinter, uint fdwFilterFlags, uint fdwOptions, IntPtr pPrinterNotifyOptions, IntPtr pvReserved, IntPtr pNotificationConfig, IntPtr phNotify, IntPtr phEvent);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SPOOLSS_SpoolerFindFirstPrinterChangeNotification' -Namespace Win32 -PassThru
# $api::SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)

#uselib "SPOOLSS.dll"
#func global SpoolerFindFirstPrinterChangeNotification "SpoolerFindFirstPrinterChangeNotification" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SpoolerFindFirstPrinterChangeNotification hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent   ; 戻り値は stat
; hPrinter : PRINTER_HANDLE -> "sptr"
; fdwFilterFlags : DWORD -> "sptr"
; fdwOptions : DWORD -> "sptr"
; pPrinterNotifyOptions : void* -> "sptr"
; pvReserved : void* optional -> "sptr"
; pNotificationConfig : void* -> "sptr"
; phNotify : HANDLE* optional, out -> "sptr"
; phEvent : HANDLE* optional, out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 "SPOOLSS.dll"
#cfunc global SpoolerFindFirstPrinterChangeNotification "SpoolerFindFirstPrinterChangeNotification" int, int, int, sptr, sptr, sptr, sptr, sptr
; res = SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
; hPrinter : PRINTER_HANDLE -> "int"
; fdwFilterFlags : DWORD -> "int"
; fdwOptions : DWORD -> "int"
; pPrinterNotifyOptions : void* -> "sptr"
; pvReserved : void* optional -> "sptr"
; pNotificationConfig : void* -> "sptr"
; phNotify : HANDLE* optional, out -> "sptr"
; phEvent : HANDLE* optional, out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。

; BOOL SpoolerFindFirstPrinterChangeNotification(PRINTER_HANDLE hPrinter, DWORD fdwFilterFlags, DWORD fdwOptions, void* pPrinterNotifyOptions, void* pvReserved, void* pNotificationConfig, HANDLE* phNotify, HANDLE* phEvent)
#uselib "SPOOLSS.dll"
#cfunc global SpoolerFindFirstPrinterChangeNotification "SpoolerFindFirstPrinterChangeNotification" int, int, int, intptr, intptr, intptr, intptr, intptr
; res = SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
; hPrinter : PRINTER_HANDLE -> "int"
; fdwFilterFlags : DWORD -> "int"
; fdwOptions : DWORD -> "int"
; pPrinterNotifyOptions : void* -> "intptr"
; pvReserved : void* optional -> "intptr"
; pNotificationConfig : void* -> "intptr"
; phNotify : HANDLE* optional, out -> "intptr"
; phEvent : HANDLE* optional, out -> "intptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。

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

var (
	spoolss = windows.NewLazySystemDLL("SPOOLSS.dll")
	procSpoolerFindFirstPrinterChangeNotification = spoolss.NewProc("SpoolerFindFirstPrinterChangeNotification")
)

// hPrinter (PRINTER_HANDLE), fdwFilterFlags (DWORD), fdwOptions (DWORD), pPrinterNotifyOptions (void*), pvReserved (void* optional), pNotificationConfig (void*), phNotify (HANDLE* optional, out), phEvent (HANDLE* optional, out)
r1, _, err := procSpoolerFindFirstPrinterChangeNotification.Call(
	uintptr(hPrinter),
	uintptr(fdwFilterFlags),
	uintptr(fdwOptions),
	uintptr(pPrinterNotifyOptions),
	uintptr(pvReserved),
	uintptr(pNotificationConfig),
	uintptr(phNotify),
	uintptr(phEvent),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SpoolerFindFirstPrinterChangeNotification(
  hPrinter: PRINTER_HANDLE;   // PRINTER_HANDLE
  fdwFilterFlags: DWORD;   // DWORD
  fdwOptions: DWORD;   // DWORD
  pPrinterNotifyOptions: Pointer;   // void*
  pvReserved: Pointer;   // void* optional
  pNotificationConfig: Pointer;   // void*
  phNotify: Pointer;   // HANDLE* optional, out
  phEvent: Pointer   // HANDLE* optional, out
): BOOL; stdcall;
  external 'SPOOLSS.dll' name 'SpoolerFindFirstPrinterChangeNotification';

result := DllCall("SPOOLSS\SpoolerFindFirstPrinterChangeNotification"
    , "Ptr", hPrinter   ; PRINTER_HANDLE
    , "UInt", fdwFilterFlags   ; DWORD
    , "UInt", fdwOptions   ; DWORD
    , "Ptr", pPrinterNotifyOptions   ; void*
    , "Ptr", pvReserved   ; void* optional
    , "Ptr", pNotificationConfig   ; void*
    , "Ptr", phNotify   ; HANDLE* optional, out
    , "Ptr", phEvent   ; HANDLE* optional, out
    , "Int")   ; return: BOOL

●SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent) = DLL("SPOOLSS.dll", "bool SpoolerFindFirstPrinterChangeNotification(void*, dword, dword, void*, void*, void*, void*, void*)")
# 呼び出し: SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
# hPrinter : PRINTER_HANDLE -> "void*"
# fdwFilterFlags : DWORD -> "dword"
# fdwOptions : DWORD -> "dword"
# pPrinterNotifyOptions : void* -> "void*"
# pvReserved : void* optional -> "void*"
# pNotificationConfig : void* -> "void*"
# phNotify : HANDLE* optional, out -> "void*"
# phEvent : HANDLE* optional, 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)。

const std = @import("std");

extern "spoolss" fn SpoolerFindFirstPrinterChangeNotification(
    hPrinter: PRINTER_HANDLE, // PRINTER_HANDLE
    fdwFilterFlags: u32, // DWORD
    fdwOptions: u32, // DWORD
    pPrinterNotifyOptions: ?*anyopaque, // void*
    pvReserved: ?*anyopaque, // void* optional
    pNotificationConfig: ?*anyopaque, // void*
    phNotify: ?*anyopaque, // HANDLE* optional, out
    phEvent: ?*anyopaque // HANDLE* optional, out
) callconv(std.os.windows.WINAPI) i32;

proc SpoolerFindFirstPrinterChangeNotification(
    hPrinter: PRINTER_HANDLE,  # PRINTER_HANDLE
    fdwFilterFlags: uint32,  # DWORD
    fdwOptions: uint32,  # DWORD
    pPrinterNotifyOptions: pointer,  # void*
    pvReserved: pointer,  # void* optional
    pNotificationConfig: pointer,  # void*
    phNotify: pointer,  # HANDLE* optional, out
    phEvent: pointer  # HANDLE* optional, out
): int32 {.importc: "SpoolerFindFirstPrinterChangeNotification", stdcall, dynlib: "SPOOLSS.dll".}

pragma(lib, "spoolss");
extern(Windows)
int SpoolerFindFirstPrinterChangeNotification(
    PRINTER_HANDLE hPrinter,   // PRINTER_HANDLE
    uint fdwFilterFlags,   // DWORD
    uint fdwOptions,   // DWORD
    void* pPrinterNotifyOptions,   // void*
    void* pvReserved,   // void* optional
    void* pNotificationConfig,   // void*
    void* phNotify,   // HANDLE* optional, out
    void* phEvent   // HANDLE* optional, out
);

ccall((:SpoolerFindFirstPrinterChangeNotification, "SPOOLSS.dll"), stdcall, Int32,
      (PRINTER_HANDLE, UInt32, UInt32, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}),
      hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
# hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
# fdwFilterFlags : DWORD -> UInt32
# fdwOptions : DWORD -> UInt32
# pPrinterNotifyOptions : void* -> Ptr{Cvoid}
# pvReserved : void* optional -> Ptr{Cvoid}
# pNotificationConfig : void* -> Ptr{Cvoid}
# phNotify : HANDLE* optional, out -> Ptr{Cvoid}
# phEvent : HANDLE* optional, out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SpoolerFindFirstPrinterChangeNotification(
    PRINTER_HANDLE hPrinter,
    uint32_t fdwFilterFlags,
    uint32_t fdwOptions,
    void* pPrinterNotifyOptions,
    void* pvReserved,
    void* pNotificationConfig,
    void* phNotify,
    void* phEvent);
]]
local spoolss = ffi.load("spoolss")
-- spoolss.SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
-- hPrinter : PRINTER_HANDLE
-- fdwFilterFlags : DWORD
-- fdwOptions : DWORD
-- pPrinterNotifyOptions : void*
-- pvReserved : void* optional
-- pNotificationConfig : void*
-- phNotify : HANDLE* optional, out
-- phEvent : HANDLE* optional, out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('SPOOLSS.dll');
const SpoolerFindFirstPrinterChangeNotification = lib.func('__stdcall', 'SpoolerFindFirstPrinterChangeNotification', 'int32_t', ['PRINTER_HANDLE', 'uint32_t', 'uint32_t', 'void *', 'void *', 'void *', 'void *', 'void *']);
// SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
// hPrinter : PRINTER_HANDLE -> 'PRINTER_HANDLE'
// fdwFilterFlags : DWORD -> 'uint32_t'
// fdwOptions : DWORD -> 'uint32_t'
// pPrinterNotifyOptions : void* -> 'void *'
// pvReserved : void* optional -> 'void *'
// pNotificationConfig : void* -> 'void *'
// phNotify : HANDLE* optional, out -> 'void *'
// phEvent : HANDLE* optional, out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("SPOOLSS.dll", {
  SpoolerFindFirstPrinterChangeNotification: { parameters: ["buffer", "u32", "u32", "pointer", "pointer", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent)
// hPrinter : PRINTER_HANDLE -> "buffer"
// fdwFilterFlags : DWORD -> "u32"
// fdwOptions : DWORD -> "u32"
// pPrinterNotifyOptions : void* -> "pointer"
// pvReserved : void* optional -> "pointer"
// pNotificationConfig : void* -> "pointer"
// phNotify : HANDLE* optional, out -> "pointer"
// phEvent : HANDLE* optional, out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t SpoolerFindFirstPrinterChangeNotification(
    PRINTER_HANDLE hPrinter,
    uint32_t fdwFilterFlags,
    uint32_t fdwOptions,
    void* pPrinterNotifyOptions,
    void* pvReserved,
    void* pNotificationConfig,
    void* phNotify,
    void* phEvent);
C, "SPOOLSS.dll");
// $ffi->SpoolerFindFirstPrinterChangeNotification(hPrinter, fdwFilterFlags, fdwOptions, pPrinterNotifyOptions, pvReserved, pNotificationConfig, phNotify, phEvent);
// hPrinter : PRINTER_HANDLE
// fdwFilterFlags : DWORD
// fdwOptions : DWORD
// pPrinterNotifyOptions : void*
// pvReserved : void* optional
// pNotificationConfig : void*
// phNotify : HANDLE* optional, out
// phEvent : HANDLE* optional, out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Spoolss extends StdCallLibrary {
    Spoolss INSTANCE = Native.load("spoolss", Spoolss.class);
    boolean SpoolerFindFirstPrinterChangeNotification(
        PRINTER_HANDLE /* extends Structure (by value) */ hPrinter,   // PRINTER_HANDLE
        int fdwFilterFlags,   // DWORD
        int fdwOptions,   // DWORD
        Pointer pPrinterNotifyOptions,   // void*
        Pointer pvReserved,   // void* optional
        Pointer pNotificationConfig,   // void*
        Pointer phNotify,   // HANDLE* optional, out
        Pointer phEvent   // HANDLE* optional, out
    );
}

@[Link("spoolss")]
lib LibSPOOLSS
  fun SpoolerFindFirstPrinterChangeNotification = SpoolerFindFirstPrinterChangeNotification(
    hPrinter : PRINTER_HANDLE,   # PRINTER_HANDLE
    fdwFilterFlags : UInt32,   # DWORD
    fdwOptions : UInt32,   # DWORD
    pPrinterNotifyOptions : Void*,   # void*
    pvReserved : Void*,   # void* optional
    pNotificationConfig : Void*,   # void*
    phNotify : Void*,   # HANDLE* optional, out
    phEvent : Void*   # HANDLE* optional, out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef SpoolerFindFirstPrinterChangeNotificationNative = Int32 Function(PRINTER_HANDLE, Uint32, Uint32, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef SpoolerFindFirstPrinterChangeNotificationDart = int Function(int, int, int, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>);
final SpoolerFindFirstPrinterChangeNotification = DynamicLibrary.open('SPOOLSS.dll')
    .lookupFunction<SpoolerFindFirstPrinterChangeNotificationNative, SpoolerFindFirstPrinterChangeNotificationDart>('SpoolerFindFirstPrinterChangeNotification');
// hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
// fdwFilterFlags : DWORD -> Uint32
// fdwOptions : DWORD -> Uint32
// pPrinterNotifyOptions : void* -> Pointer<Void>
// pvReserved : void* optional -> Pointer<Void>
// pNotificationConfig : void* -> Pointer<Void>
// phNotify : HANDLE* optional, out -> Pointer<Void>
// phEvent : HANDLE* optional, out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SpoolerFindFirstPrinterChangeNotification(
  hPrinter: PRINTER_HANDLE;   // PRINTER_HANDLE
  fdwFilterFlags: DWORD;   // DWORD
  fdwOptions: DWORD;   // DWORD
  pPrinterNotifyOptions: Pointer;   // void*
  pvReserved: Pointer;   // void* optional
  pNotificationConfig: Pointer;   // void*
  phNotify: Pointer;   // HANDLE* optional, out
  phEvent: Pointer   // HANDLE* optional, out
): BOOL; stdcall;
  external 'SPOOLSS.dll' name 'SpoolerFindFirstPrinterChangeNotification';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SpoolerFindFirstPrinterChangeNotification"
  c_SpoolerFindFirstPrinterChangeNotification :: PRINTER_HANDLE -> Word32 -> Word32 -> Ptr () -> Ptr () -> Ptr () -> Ptr () -> Ptr () -> IO CInt
-- hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
-- fdwFilterFlags : DWORD -> Word32
-- fdwOptions : DWORD -> Word32
-- pPrinterNotifyOptions : void* -> Ptr ()
-- pvReserved : void* optional -> Ptr ()
-- pNotificationConfig : void* -> Ptr ()
-- phNotify : HANDLE* optional, out -> Ptr ()
-- phEvent : HANDLE* optional, out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。

open Ctypes
open Foreign

let spoolerfindfirstprinterchangenotification =
  foreign "SpoolerFindFirstPrinterChangeNotification"
    (PRINTER_HANDLE @-> uint32_t @-> uint32_t @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE *)
(* fdwFilterFlags : DWORD -> uint32_t *)
(* fdwOptions : DWORD -> uint32_t *)
(* pPrinterNotifyOptions : void* -> (ptr void) *)
(* pvReserved : void* optional -> (ptr void) *)
(* pNotificationConfig : void* -> (ptr void) *)
(* phNotify : HANDLE* optional, out -> (ptr void) *)
(* phEvent : HANDLE* optional, out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library spoolss (t "SPOOLSS.dll"))
(cffi:use-foreign-library spoolss)

(cffi:defcfun ("SpoolerFindFirstPrinterChangeNotification" spooler-find-first-printer-change-notification :convention :stdcall) :int32
  (h-printer (:struct printer-handle))   ; PRINTER_HANDLE
  (fdw-filter-flags :uint32)   ; DWORD
  (fdw-options :uint32)   ; DWORD
  (p-printer-notify-options :pointer)   ; void*
  (pv-reserved :pointer)   ; void* optional
  (p-notification-config :pointer)   ; void*
  (ph-notify :pointer)   ; HANDLE* optional, out
  (ph-event :pointer))   ; HANDLE* optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SpoolerFindFirstPrinterChangeNotification = Win32::API::More->new('SPOOLSS',
    'BOOL SpoolerFindFirstPrinterChangeNotification(LPVOID hPrinter, DWORD fdwFilterFlags, DWORD fdwOptions, LPVOID pPrinterNotifyOptions, LPVOID pvReserved, LPVOID pNotificationConfig, HANDLE phNotify, HANDLE phEvent)');
# my $ret = $SpoolerFindFirstPrinterChangeNotification->Call($hPrinter, $fdwFilterFlags, $fdwOptions, $pPrinterNotifyOptions, $pvReserved, $pNotificationConfig, $phNotify, $phEvent);
# hPrinter : PRINTER_HANDLE -> LPVOID
# fdwFilterFlags : DWORD -> DWORD
# fdwOptions : DWORD -> DWORD
# pPrinterNotifyOptions : void* -> LPVOID
# pvReserved : void* optional -> LPVOID
# pNotificationConfig : void* -> LPVOID
# phNotify : HANDLE* optional, out -> HANDLE
# phEvent : HANDLE* optional, out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

SpoolerFindFirstPrinterChangeNotification

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