DrtDeleteIpv6UdpTransport

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

HRESULT DrtDeleteIpv6UdpTransport(
    void* hTransport
);

<DllImport("drttransport.dll", ExactSpelling:=True)>
Public Shared Function DrtDeleteIpv6UdpTransport(
    hTransport As IntPtr   ' void*
) As Integer
End Function

' hTransport : void*
Declare PtrSafe Function DrtDeleteIpv6UdpTransport Lib "drttransport" ( _
    ByVal hTransport 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

DrtDeleteIpv6UdpTransport = ctypes.windll.drttransport.DrtDeleteIpv6UdpTransport
DrtDeleteIpv6UdpTransport.restype = ctypes.c_int
DrtDeleteIpv6UdpTransport.argtypes = [
    ctypes.POINTER(None),  # hTransport : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('drttransport.dll')
DrtDeleteIpv6UdpTransport = Fiddle::Function.new(
  lib['DrtDeleteIpv6UdpTransport'],
  [
    Fiddle::TYPE_VOIDP,  # hTransport : void*
  ],
  Fiddle::TYPE_INT)

#[link(name = "drttransport")]
extern "system" {
    fn DrtDeleteIpv6UdpTransport(
        hTransport: *mut ()  // void*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("drttransport.dll")]
public static extern int DrtDeleteIpv6UdpTransport(IntPtr hTransport);
"@
$api = Add-Type -MemberDefinition $sig -Name 'drttransport_DrtDeleteIpv6UdpTransport' -Namespace Win32 -PassThru
# $api::DrtDeleteIpv6UdpTransport(hTransport)

#uselib "drttransport.dll"
#func global DrtDeleteIpv6UdpTransport "DrtDeleteIpv6UdpTransport" sptr
; DrtDeleteIpv6UdpTransport hTransport   ; 戻り値は stat
; hTransport : void* -> "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 "drttransport.dll"
#cfunc global DrtDeleteIpv6UdpTransport "DrtDeleteIpv6UdpTransport" sptr
; res = DrtDeleteIpv6UdpTransport(hTransport)
; hTransport : void* -> "sptr"

; HRESULT DrtDeleteIpv6UdpTransport(void* hTransport)
#uselib "drttransport.dll"
#cfunc global DrtDeleteIpv6UdpTransport "DrtDeleteIpv6UdpTransport" intptr
; res = DrtDeleteIpv6UdpTransport(hTransport)
; hTransport : void* -> "intptr"

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

var (
	drttransport = windows.NewLazySystemDLL("drttransport.dll")
	procDrtDeleteIpv6UdpTransport = drttransport.NewProc("DrtDeleteIpv6UdpTransport")
)

// hTransport (void*)
r1, _, err := procDrtDeleteIpv6UdpTransport.Call(
	uintptr(hTransport),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DrtDeleteIpv6UdpTransport(
  hTransport: Pointer   // void*
): Integer; stdcall;
  external 'drttransport.dll' name 'DrtDeleteIpv6UdpTransport';

result := DllCall("drttransport\DrtDeleteIpv6UdpTransport"
    , "Ptr", hTransport   ; void*
    , "Int")   ; return: HRESULT

●DrtDeleteIpv6UdpTransport(hTransport) = DLL("drttransport.dll", "int DrtDeleteIpv6UdpTransport(void*)")
# 呼び出し: DrtDeleteIpv6UdpTransport(hTransport)
# hTransport : void* -> "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 "drttransport" fn DrtDeleteIpv6UdpTransport(
    hTransport: ?*anyopaque // void*
) callconv(std.os.windows.WINAPI) i32;

proc DrtDeleteIpv6UdpTransport(
    hTransport: pointer  # void*
): int32 {.importc: "DrtDeleteIpv6UdpTransport", stdcall, dynlib: "drttransport.dll".}

pragma(lib, "drttransport");
extern(Windows)
int DrtDeleteIpv6UdpTransport(
    void* hTransport   // void*
);

ccall((:DrtDeleteIpv6UdpTransport, "drttransport.dll"), stdcall, Int32,
      (Ptr{Cvoid},),
      hTransport)
# hTransport : void* -> 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 DrtDeleteIpv6UdpTransport(
    void* hTransport);
]]
local drttransport = ffi.load("drttransport")
-- drttransport.DrtDeleteIpv6UdpTransport(hTransport)
-- hTransport : void*
-- 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('drttransport.dll');
const DrtDeleteIpv6UdpTransport = lib.func('__stdcall', 'DrtDeleteIpv6UdpTransport', 'int32_t', ['void *']);
// DrtDeleteIpv6UdpTransport(hTransport)
// hTransport : void* -> '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("drttransport.dll", {
  DrtDeleteIpv6UdpTransport: { parameters: ["pointer"], result: "i32" },
});
// lib.symbols.DrtDeleteIpv6UdpTransport(hTransport)
// hTransport : void* -> "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 DrtDeleteIpv6UdpTransport(
    void* hTransport);
C, "drttransport.dll");
// $ffi->DrtDeleteIpv6UdpTransport(hTransport);
// hTransport : void*
// 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 Drttransport extends StdCallLibrary {
    Drttransport INSTANCE = Native.load("drttransport", Drttransport.class);
    int DrtDeleteIpv6UdpTransport(
        Pointer hTransport   // void*
    );
}

@[Link("drttransport")]
lib Libdrttransport
  fun DrtDeleteIpv6UdpTransport = DrtDeleteIpv6UdpTransport(
    hTransport : Void*   # void*
  ) : 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 DrtDeleteIpv6UdpTransportNative = Int32 Function(Pointer<Void>);
typedef DrtDeleteIpv6UdpTransportDart = int Function(Pointer<Void>);
final DrtDeleteIpv6UdpTransport = DynamicLibrary.open('drttransport.dll')
    .lookupFunction<DrtDeleteIpv6UdpTransportNative, DrtDeleteIpv6UdpTransportDart>('DrtDeleteIpv6UdpTransport');
// hTransport : void* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DrtDeleteIpv6UdpTransport(
  hTransport: Pointer   // void*
): Integer; stdcall;
  external 'drttransport.dll' name 'DrtDeleteIpv6UdpTransport';

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

foreign import stdcall safe "DrtDeleteIpv6UdpTransport"
  c_DrtDeleteIpv6UdpTransport :: Ptr () -> IO Int32
-- hTransport : void* -> 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 drtdeleteipv6udptransport =
  foreign "DrtDeleteIpv6UdpTransport"
    ((ptr void) @-> returning int32_t)
(* hTransport : void* -> (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 drttransport (t "drttransport.dll"))
(cffi:use-foreign-library drttransport)

(cffi:defcfun ("DrtDeleteIpv6UdpTransport" drt-delete-ipv6-udp-transport :convention :stdcall) :int32
  (h-transport :pointer))   ; void*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DrtDeleteIpv6UdpTransport = Win32::API::More->new('drttransport',
    'int DrtDeleteIpv6UdpTransport(LPVOID hTransport)');
# my $ret = $DrtDeleteIpv6UdpTransport->Call($hTransport);
# hTransport : void* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。