WSAWaitForMultipleEvents

// WS2_32.dll
#include <windows.h>

WAIT_EVENT WSAWaitForMultipleEvents(
    DWORD cEvents,
    const HANDLE* lphEvents,
    BOOL fWaitAll,
    DWORD dwTimeout,
    BOOL fAlertable
);

<DllImport("WS2_32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WSAWaitForMultipleEvents(
    cEvents As UInteger,   ' DWORD
    lphEvents As IntPtr,   ' HANDLE*
    fWaitAll As Boolean,   ' BOOL
    dwTimeout As UInteger,   ' DWORD
    fAlertable As Boolean   ' BOOL
) As UInteger
End Function

' cEvents : DWORD
' lphEvents : HANDLE*
' fWaitAll : BOOL
' dwTimeout : DWORD
' fAlertable : BOOL
Declare PtrSafe Function WSAWaitForMultipleEvents Lib "ws2_32" ( _
    ByVal cEvents As Long, _
    ByVal lphEvents As LongPtr, _
    ByVal fWaitAll As Long, _
    ByVal dwTimeout As Long, _
    ByVal fAlertable 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

WSAWaitForMultipleEvents = ctypes.windll.ws2_32.WSAWaitForMultipleEvents
WSAWaitForMultipleEvents.restype = wintypes.DWORD
WSAWaitForMultipleEvents.argtypes = [
    wintypes.DWORD,  # cEvents : DWORD
    ctypes.c_void_p,  # lphEvents : HANDLE*
    wintypes.BOOL,  # fWaitAll : BOOL
    wintypes.DWORD,  # dwTimeout : DWORD
    wintypes.BOOL,  # fAlertable : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WS2_32.dll')
WSAWaitForMultipleEvents = Fiddle::Function.new(
  lib['WSAWaitForMultipleEvents'],
  [
    -Fiddle::TYPE_INT,  # cEvents : DWORD
    Fiddle::TYPE_VOIDP,  # lphEvents : HANDLE*
    Fiddle::TYPE_INT,  # fWaitAll : BOOL
    -Fiddle::TYPE_INT,  # dwTimeout : DWORD
    Fiddle::TYPE_INT,  # fAlertable : BOOL
  ],
  -Fiddle::TYPE_INT)

#[link(name = "ws2_32")]
extern "system" {
    fn WSAWaitForMultipleEvents(
        cEvents: u32,  // DWORD
        lphEvents: *mut *mut core::ffi::c_void,  // HANDLE*
        fWaitAll: i32,  // BOOL
        dwTimeout: u32,  // DWORD
        fAlertable: i32  // BOOL
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WS2_32.dll", SetLastError = true)]
public static extern uint WSAWaitForMultipleEvents(uint cEvents, IntPtr lphEvents, bool fWaitAll, uint dwTimeout, bool fAlertable);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WS2_32_WSAWaitForMultipleEvents' -Namespace Win32 -PassThru
# $api::WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)

#uselib "WS2_32.dll"
#func global WSAWaitForMultipleEvents "WSAWaitForMultipleEvents" sptr, sptr, sptr, sptr, sptr
; WSAWaitForMultipleEvents cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable   ; 戻り値は stat
; cEvents : DWORD -> "sptr"
; lphEvents : HANDLE* -> "sptr"
; fWaitAll : BOOL -> "sptr"
; dwTimeout : DWORD -> "sptr"
; fAlertable : 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 "WS2_32.dll"
#cfunc global WSAWaitForMultipleEvents "WSAWaitForMultipleEvents" int, sptr, int, int, int
; res = WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
; cEvents : DWORD -> "int"
; lphEvents : HANDLE* -> "sptr"
; fWaitAll : BOOL -> "int"
; dwTimeout : DWORD -> "int"
; fAlertable : BOOL -> "int"

; WAIT_EVENT WSAWaitForMultipleEvents(DWORD cEvents, HANDLE* lphEvents, BOOL fWaitAll, DWORD dwTimeout, BOOL fAlertable)
#uselib "WS2_32.dll"
#cfunc global WSAWaitForMultipleEvents "WSAWaitForMultipleEvents" int, intptr, int, int, int
; res = WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
; cEvents : DWORD -> "int"
; lphEvents : HANDLE* -> "intptr"
; fWaitAll : BOOL -> "int"
; dwTimeout : DWORD -> "int"
; fAlertable : BOOL -> "int"

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

var (
	ws2_32 = windows.NewLazySystemDLL("WS2_32.dll")
	procWSAWaitForMultipleEvents = ws2_32.NewProc("WSAWaitForMultipleEvents")
)

// cEvents (DWORD), lphEvents (HANDLE*), fWaitAll (BOOL), dwTimeout (DWORD), fAlertable (BOOL)
r1, _, err := procWSAWaitForMultipleEvents.Call(
	uintptr(cEvents),
	uintptr(lphEvents),
	uintptr(fWaitAll),
	uintptr(dwTimeout),
	uintptr(fAlertable),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WAIT_EVENT

function WSAWaitForMultipleEvents(
  cEvents: DWORD;   // DWORD
  lphEvents: Pointer;   // HANDLE*
  fWaitAll: BOOL;   // BOOL
  dwTimeout: DWORD;   // DWORD
  fAlertable: BOOL   // BOOL
): DWORD; stdcall;
  external 'WS2_32.dll' name 'WSAWaitForMultipleEvents';

result := DllCall("WS2_32\WSAWaitForMultipleEvents"
    , "UInt", cEvents   ; DWORD
    , "Ptr", lphEvents   ; HANDLE*
    , "Int", fWaitAll   ; BOOL
    , "UInt", dwTimeout   ; DWORD
    , "Int", fAlertable   ; BOOL
    , "UInt")   ; return: WAIT_EVENT

●WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable) = DLL("WS2_32.dll", "dword WSAWaitForMultipleEvents(dword, void*, bool, dword, bool)")
# 呼び出し: WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
# cEvents : DWORD -> "dword"
# lphEvents : HANDLE* -> "void*"
# fWaitAll : BOOL -> "bool"
# dwTimeout : DWORD -> "dword"
# fAlertable : 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)。

const std = @import("std");

extern "ws2_32" fn WSAWaitForMultipleEvents(
    cEvents: u32, // DWORD
    lphEvents: ?*anyopaque, // HANDLE*
    fWaitAll: i32, // BOOL
    dwTimeout: u32, // DWORD
    fAlertable: i32 // BOOL
) callconv(std.os.windows.WINAPI) u32;

proc WSAWaitForMultipleEvents(
    cEvents: uint32,  # DWORD
    lphEvents: pointer,  # HANDLE*
    fWaitAll: int32,  # BOOL
    dwTimeout: uint32,  # DWORD
    fAlertable: int32  # BOOL
): uint32 {.importc: "WSAWaitForMultipleEvents", stdcall, dynlib: "WS2_32.dll".}

pragma(lib, "ws2_32");
extern(Windows)
uint WSAWaitForMultipleEvents(
    uint cEvents,   // DWORD
    void* lphEvents,   // HANDLE*
    int fWaitAll,   // BOOL
    uint dwTimeout,   // DWORD
    int fAlertable   // BOOL
);

ccall((:WSAWaitForMultipleEvents, "WS2_32.dll"), stdcall, UInt32,
      (UInt32, Ptr{Cvoid}, Int32, UInt32, Int32),
      cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
# cEvents : DWORD -> UInt32
# lphEvents : HANDLE* -> Ptr{Cvoid}
# fWaitAll : BOOL -> Int32
# dwTimeout : DWORD -> UInt32
# fAlertable : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t WSAWaitForMultipleEvents(
    uint32_t cEvents,
    void* lphEvents,
    int32_t fWaitAll,
    uint32_t dwTimeout,
    int32_t fAlertable);
]]
local ws2_32 = ffi.load("ws2_32")
-- ws2_32.WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
-- cEvents : DWORD
-- lphEvents : HANDLE*
-- fWaitAll : BOOL
-- dwTimeout : DWORD
-- fAlertable : BOOL
-- 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('WS2_32.dll');
const WSAWaitForMultipleEvents = lib.func('__stdcall', 'WSAWaitForMultipleEvents', 'uint32_t', ['uint32_t', 'void *', 'int32_t', 'uint32_t', 'int32_t']);
// WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
// cEvents : DWORD -> 'uint32_t'
// lphEvents : HANDLE* -> 'void *'
// fWaitAll : BOOL -> 'int32_t'
// dwTimeout : DWORD -> 'uint32_t'
// fAlertable : BOOL -> 'int32_t'
// 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("WS2_32.dll", {
  WSAWaitForMultipleEvents: { parameters: ["u32", "pointer", "i32", "u32", "i32"], result: "u32" },
});
// lib.symbols.WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable)
// cEvents : DWORD -> "u32"
// lphEvents : HANDLE* -> "pointer"
// fWaitAll : BOOL -> "i32"
// dwTimeout : DWORD -> "u32"
// fAlertable : BOOL -> "i32"
// 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
uint32_t WSAWaitForMultipleEvents(
    uint32_t cEvents,
    void* lphEvents,
    int32_t fWaitAll,
    uint32_t dwTimeout,
    int32_t fAlertable);
C, "WS2_32.dll");
// $ffi->WSAWaitForMultipleEvents(cEvents, lphEvents, fWaitAll, dwTimeout, fAlertable);
// cEvents : DWORD
// lphEvents : HANDLE*
// fWaitAll : BOOL
// dwTimeout : DWORD
// fAlertable : BOOL
// 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 Ws2_32 extends StdCallLibrary {
    Ws2_32 INSTANCE = Native.load("ws2_32", Ws2_32.class);
    int WSAWaitForMultipleEvents(
        int cEvents,   // DWORD
        Pointer lphEvents,   // HANDLE*
        boolean fWaitAll,   // BOOL
        int dwTimeout,   // DWORD
        boolean fAlertable   // BOOL
    );
}

@[Link("ws2_32")]
lib LibWS2_32
  fun WSAWaitForMultipleEvents = WSAWaitForMultipleEvents(
    cEvents : UInt32,   # DWORD
    lphEvents : Void*,   # HANDLE*
    fWaitAll : Int32,   # BOOL
    dwTimeout : UInt32,   # DWORD
    fAlertable : Int32   # BOOL
  ) : UInt32
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 WSAWaitForMultipleEventsNative = Uint32 Function(Uint32, Pointer<Void>, Int32, Uint32, Int32);
typedef WSAWaitForMultipleEventsDart = int Function(int, Pointer<Void>, int, int, int);
final WSAWaitForMultipleEvents = DynamicLibrary.open('WS2_32.dll')
    .lookupFunction<WSAWaitForMultipleEventsNative, WSAWaitForMultipleEventsDart>('WSAWaitForMultipleEvents');
// cEvents : DWORD -> Uint32
// lphEvents : HANDLE* -> Pointer<Void>
// fWaitAll : BOOL -> Int32
// dwTimeout : DWORD -> Uint32
// fAlertable : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WSAWaitForMultipleEvents(
  cEvents: DWORD;   // DWORD
  lphEvents: Pointer;   // HANDLE*
  fWaitAll: BOOL;   // BOOL
  dwTimeout: DWORD;   // DWORD
  fAlertable: BOOL   // BOOL
): DWORD; stdcall;
  external 'WS2_32.dll' name 'WSAWaitForMultipleEvents';

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

foreign import stdcall safe "WSAWaitForMultipleEvents"
  c_WSAWaitForMultipleEvents :: Word32 -> Ptr () -> CInt -> Word32 -> CInt -> IO Word32
-- cEvents : DWORD -> Word32
-- lphEvents : HANDLE* -> Ptr ()
-- fWaitAll : BOOL -> CInt
-- dwTimeout : DWORD -> Word32
-- fAlertable : BOOL -> CInt
-- 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。

open Ctypes
open Foreign

let wsawaitformultipleevents =
  foreign "WSAWaitForMultipleEvents"
    (uint32_t @-> (ptr void) @-> int32_t @-> uint32_t @-> int32_t @-> returning uint32_t)
(* cEvents : DWORD -> uint32_t *)
(* lphEvents : HANDLE* -> (ptr void) *)
(* fWaitAll : BOOL -> int32_t *)
(* dwTimeout : DWORD -> uint32_t *)
(* fAlertable : BOOL -> int32_t *)
(* 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 ws2_32 (t "WS2_32.dll"))
(cffi:use-foreign-library ws2_32)

(cffi:defcfun ("WSAWaitForMultipleEvents" wsawait-for-multiple-events :convention :stdcall) :uint32
  (c-events :uint32)   ; DWORD
  (lph-events :pointer)   ; HANDLE*
  (f-wait-all :int32)   ; BOOL
  (dw-timeout :uint32)   ; DWORD
  (f-alertable :int32))   ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WSAWaitForMultipleEvents = Win32::API::More->new('WS2_32',
    'DWORD WSAWaitForMultipleEvents(DWORD cEvents, HANDLE lphEvents, BOOL fWaitAll, DWORD dwTimeout, BOOL fAlertable)');
# my $ret = $WSAWaitForMultipleEvents->Call($cEvents, $lphEvents, $fWaitAll, $dwTimeout, $fAlertable);
# cEvents : DWORD -> DWORD
# lphEvents : HANDLE* -> HANDLE
# fWaitAll : BOOL -> BOOL
# dwTimeout : DWORD -> DWORD
# fAlertable : BOOL -> BOOL
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。