WebSocketDeleteHandle

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

void WebSocketDeleteHandle(
    WEB_SOCKET_HANDLE hWebSocket
);

<DllImport("websocket.dll", ExactSpelling:=True)>
Public Shared Sub WebSocketDeleteHandle(
    hWebSocket As IntPtr   ' WEB_SOCKET_HANDLE
)
End Sub

' hWebSocket : WEB_SOCKET_HANDLE
Declare PtrSafe Sub WebSocketDeleteHandle Lib "websocket" ( _
    ByVal hWebSocket As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WebSocketDeleteHandle = ctypes.windll.websocket.WebSocketDeleteHandle
WebSocketDeleteHandle.restype = None
WebSocketDeleteHandle.argtypes = [
    wintypes.HANDLE,  # hWebSocket : WEB_SOCKET_HANDLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('websocket.dll')
WebSocketDeleteHandle = Fiddle::Function.new(
  lib['WebSocketDeleteHandle'],
  [
    Fiddle::TYPE_VOIDP,  # hWebSocket : WEB_SOCKET_HANDLE
  ],
  Fiddle::TYPE_VOID)

#[link(name = "websocket")]
extern "system" {
    fn WebSocketDeleteHandle(
        hWebSocket: *mut core::ffi::c_void  // WEB_SOCKET_HANDLE
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("websocket.dll")]
public static extern void WebSocketDeleteHandle(IntPtr hWebSocket);
"@
$api = Add-Type -MemberDefinition $sig -Name 'websocket_WebSocketDeleteHandle' -Namespace Win32 -PassThru
# $api::WebSocketDeleteHandle(hWebSocket)

#uselib "websocket.dll"
#func global WebSocketDeleteHandle "WebSocketDeleteHandle" sptr
; WebSocketDeleteHandle hWebSocket
; hWebSocket : WEB_SOCKET_HANDLE -> "sptr"

#uselib "websocket.dll"
#func global WebSocketDeleteHandle "WebSocketDeleteHandle" sptr
; WebSocketDeleteHandle hWebSocket
; hWebSocket : WEB_SOCKET_HANDLE -> "sptr"

; void WebSocketDeleteHandle(WEB_SOCKET_HANDLE hWebSocket)
#uselib "websocket.dll"
#func global WebSocketDeleteHandle "WebSocketDeleteHandle" intptr
; WebSocketDeleteHandle hWebSocket
; hWebSocket : WEB_SOCKET_HANDLE -> "intptr"

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

var (
	websocket = windows.NewLazySystemDLL("websocket.dll")
	procWebSocketDeleteHandle = websocket.NewProc("WebSocketDeleteHandle")
)

// hWebSocket (WEB_SOCKET_HANDLE)
r1, _, err := procWebSocketDeleteHandle.Call(
	uintptr(hWebSocket),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure WebSocketDeleteHandle(
  hWebSocket: THandle   // WEB_SOCKET_HANDLE
); stdcall;
  external 'websocket.dll' name 'WebSocketDeleteHandle';

result := DllCall("websocket\WebSocketDeleteHandle"
    , "Ptr", hWebSocket   ; WEB_SOCKET_HANDLE
    , "Int")   ; return: void

●WebSocketDeleteHandle(hWebSocket) = DLL("websocket.dll", "int WebSocketDeleteHandle(void*)")
# 呼び出し: WebSocketDeleteHandle(hWebSocket)
# hWebSocket : WEB_SOCKET_HANDLE -> "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 "websocket" fn WebSocketDeleteHandle(
    hWebSocket: ?*anyopaque // WEB_SOCKET_HANDLE
) callconv(std.os.windows.WINAPI) void;

proc WebSocketDeleteHandle(
    hWebSocket: pointer  # WEB_SOCKET_HANDLE
) {.importc: "WebSocketDeleteHandle", stdcall, dynlib: "websocket.dll".}

pragma(lib, "websocket");
extern(Windows)
void WebSocketDeleteHandle(
    void* hWebSocket   // WEB_SOCKET_HANDLE
);

ccall((:WebSocketDeleteHandle, "websocket.dll"), stdcall, Cvoid,
      (Ptr{Cvoid},),
      hWebSocket)
# hWebSocket : WEB_SOCKET_HANDLE -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
void WebSocketDeleteHandle(
    void* hWebSocket);
]]
local websocket = ffi.load("websocket")
-- websocket.WebSocketDeleteHandle(hWebSocket)
-- hWebSocket : WEB_SOCKET_HANDLE
-- 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('websocket.dll');
const WebSocketDeleteHandle = lib.func('__stdcall', 'WebSocketDeleteHandle', 'void', ['void *']);
// WebSocketDeleteHandle(hWebSocket)
// hWebSocket : WEB_SOCKET_HANDLE -> '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("websocket.dll", {
  WebSocketDeleteHandle: { parameters: ["pointer"], result: "void" },
});
// lib.symbols.WebSocketDeleteHandle(hWebSocket)
// hWebSocket : WEB_SOCKET_HANDLE -> "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
void WebSocketDeleteHandle(
    void* hWebSocket);
C, "websocket.dll");
// $ffi->WebSocketDeleteHandle(hWebSocket);
// hWebSocket : WEB_SOCKET_HANDLE
// 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 Websocket extends StdCallLibrary {
    Websocket INSTANCE = Native.load("websocket", Websocket.class);
    void WebSocketDeleteHandle(
        Pointer hWebSocket   // WEB_SOCKET_HANDLE
    );
}

@[Link("websocket")]
lib Libwebsocket
  fun WebSocketDeleteHandle = WebSocketDeleteHandle(
    hWebSocket : Void*   # WEB_SOCKET_HANDLE
  ) : Void
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 WebSocketDeleteHandleNative = Void Function(Pointer<Void>);
typedef WebSocketDeleteHandleDart = void Function(Pointer<Void>);
final WebSocketDeleteHandle = DynamicLibrary.open('websocket.dll')
    .lookupFunction<WebSocketDeleteHandleNative, WebSocketDeleteHandleDart>('WebSocketDeleteHandle');
// hWebSocket : WEB_SOCKET_HANDLE -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure WebSocketDeleteHandle(
  hWebSocket: THandle   // WEB_SOCKET_HANDLE
); stdcall;
  external 'websocket.dll' name 'WebSocketDeleteHandle';

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

foreign import stdcall safe "WebSocketDeleteHandle"
  c_WebSocketDeleteHandle :: Ptr () -> IO ()
-- hWebSocket : WEB_SOCKET_HANDLE -> 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。

open Ctypes
open Foreign

let websocketdeletehandle =
  foreign "WebSocketDeleteHandle"
    ((ptr void) @-> returning void)
(* hWebSocket : WEB_SOCKET_HANDLE -> (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 websocket (t "websocket.dll"))
(cffi:use-foreign-library websocket)

(cffi:defcfun ("WebSocketDeleteHandle" web-socket-delete-handle :convention :stdcall) :void
  (h-web-socket :pointer))   ; WEB_SOCKET_HANDLE
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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