WSAUnhookBlockingHook

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

INT WSAUnhookBlockingHook(void);

<DllImport("WS2_32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WSAUnhookBlockingHook() As Integer
End Function

Declare PtrSafe Function WSAUnhookBlockingHook Lib "ws2_32" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WSAUnhookBlockingHook = ctypes.windll.ws2_32.WSAUnhookBlockingHook
WSAUnhookBlockingHook.restype = ctypes.c_int
WSAUnhookBlockingHook.argtypes = []
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WS2_32.dll')
WSAUnhookBlockingHook = Fiddle::Function.new(
  lib['WSAUnhookBlockingHook'],
  [],
  Fiddle::TYPE_INT)

#[link(name = "ws2_32")]
extern "system" {
    fn WSAUnhookBlockingHook() -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WS2_32.dll", SetLastError = true)]
public static extern int WSAUnhookBlockingHook();
"@
$api = Add-Type -MemberDefinition $sig -Name 'WS2_32_WSAUnhookBlockingHook' -Namespace Win32 -PassThru
# $api::WSAUnhookBlockingHook()

#uselib "WS2_32.dll"
#func global WSAUnhookBlockingHook "WSAUnhookBlockingHook"
; WSAUnhookBlockingHook   ; 戻り値は stat
; ※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 WSAUnhookBlockingHook "WSAUnhookBlockingHook"
; res = WSAUnhookBlockingHook()

; INT WSAUnhookBlockingHook()
#uselib "WS2_32.dll"
#cfunc global WSAUnhookBlockingHook "WSAUnhookBlockingHook"
; res = WSAUnhookBlockingHook()

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

var (
	ws2_32 = windows.NewLazySystemDLL("WS2_32.dll")
	procWSAUnhookBlockingHook = ws2_32.NewProc("WSAUnhookBlockingHook")
)

r1, _, err := procWSAUnhookBlockingHook.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function WSAUnhookBlockingHook: Integer; stdcall;
  external 'WS2_32.dll' name 'WSAUnhookBlockingHook';

result := DllCall("WS2_32\WSAUnhookBlockingHook", "Int")

●WSAUnhookBlockingHook() = DLL("WS2_32.dll", "int WSAUnhookBlockingHook()")
# 呼び出し: WSAUnhookBlockingHook()
# 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 WSAUnhookBlockingHook() callconv(std.os.windows.WINAPI) i32;

proc WSAUnhookBlockingHook(): int32 {.importc: "WSAUnhookBlockingHook", stdcall, dynlib: "WS2_32.dll".}

pragma(lib, "ws2_32");
extern(Windows)
int WSAUnhookBlockingHook();

ccall((:WSAUnhookBlockingHook, "WS2_32.dll"), stdcall, Int32,
      (),
      )
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WSAUnhookBlockingHook(void);
]]
local ws2_32 = ffi.load("ws2_32")
-- ws2_32.WSAUnhookBlockingHook()
-- 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 WSAUnhookBlockingHook = lib.func('__stdcall', 'WSAUnhookBlockingHook', 'int32_t', []);
// WSAUnhookBlockingHook()
// 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", {
  WSAUnhookBlockingHook: { parameters: [], result: "i32" },
});
// lib.symbols.WSAUnhookBlockingHook()
// 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 WSAUnhookBlockingHook(void);
C, "WS2_32.dll");
// $ffi->WSAUnhookBlockingHook();
// 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 WSAUnhookBlockingHook();
}

@[Link("ws2_32")]
lib LibWS2_32
  fun WSAUnhookBlockingHook = WSAUnhookBlockingHook() : 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 WSAUnhookBlockingHookNative = Int32 Function();
typedef WSAUnhookBlockingHookDart = int Function();
final WSAUnhookBlockingHook = DynamicLibrary.open('WS2_32.dll')
    .lookupFunction<WSAUnhookBlockingHookNative, WSAUnhookBlockingHookDart>('WSAUnhookBlockingHook');
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WSAUnhookBlockingHook: Integer; stdcall;
  external 'WS2_32.dll' name 'WSAUnhookBlockingHook';

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

foreign import stdcall safe "WSAUnhookBlockingHook"
  c_WSAUnhookBlockingHook :: IO Int32
-- 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 wsaunhookblockinghook =
  foreign "WSAUnhookBlockingHook"
    (void @-> returning 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 ("WSAUnhookBlockingHook" wsaunhook-blocking-hook :convention :stdcall) :int32)
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WSAUnhookBlockingHook = Win32::API::More->new('WS2_32',
    'int WSAUnhookBlockingHook()');
# my $ret = $WSAUnhookBlockingHook->Call();
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。