DhcpRemoveDNSRegistrations

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

DWORD DhcpRemoveDNSRegistrations(void);

<DllImport("dhcpcsvc.dll", ExactSpelling:=True)>
Public Shared Function DhcpRemoveDNSRegistrations() As UInteger
End Function

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

import ctypes
from ctypes import wintypes

DhcpRemoveDNSRegistrations = ctypes.windll.dhcpcsvc.DhcpRemoveDNSRegistrations
DhcpRemoveDNSRegistrations.restype = wintypes.DWORD
DhcpRemoveDNSRegistrations.argtypes = []

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dhcpcsvc.dll')
DhcpRemoveDNSRegistrations = Fiddle::Function.new(
  lib['DhcpRemoveDNSRegistrations'],
  [],
  -Fiddle::TYPE_INT)

#[link(name = "dhcpcsvc")]
extern "system" {
    fn DhcpRemoveDNSRegistrations() -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("dhcpcsvc.dll")]
public static extern uint DhcpRemoveDNSRegistrations();
"@
$api = Add-Type -MemberDefinition $sig -Name 'dhcpcsvc_DhcpRemoveDNSRegistrations' -Namespace Win32 -PassThru
# $api::DhcpRemoveDNSRegistrations()

#uselib "dhcpcsvc.dll"
#func global DhcpRemoveDNSRegistrations "DhcpRemoveDNSRegistrations"
; DhcpRemoveDNSRegistrations   ; 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 "dhcpcsvc.dll"
#cfunc global DhcpRemoveDNSRegistrations "DhcpRemoveDNSRegistrations"
; res = DhcpRemoveDNSRegistrations()

; DWORD DhcpRemoveDNSRegistrations()
#uselib "dhcpcsvc.dll"
#cfunc global DhcpRemoveDNSRegistrations "DhcpRemoveDNSRegistrations"
; res = DhcpRemoveDNSRegistrations()

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

var (
	dhcpcsvc = windows.NewLazySystemDLL("dhcpcsvc.dll")
	procDhcpRemoveDNSRegistrations = dhcpcsvc.NewProc("DhcpRemoveDNSRegistrations")
)

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

function DhcpRemoveDNSRegistrations: DWORD; stdcall;
  external 'dhcpcsvc.dll' name 'DhcpRemoveDNSRegistrations';

result := DllCall("dhcpcsvc\DhcpRemoveDNSRegistrations", "UInt")

●DhcpRemoveDNSRegistrations() = DLL("dhcpcsvc.dll", "dword DhcpRemoveDNSRegistrations()")
# 呼び出し: DhcpRemoveDNSRegistrations()
# 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 "dhcpcsvc" fn DhcpRemoveDNSRegistrations() callconv(std.os.windows.WINAPI) u32;

proc DhcpRemoveDNSRegistrations(): uint32 {.importc: "DhcpRemoveDNSRegistrations", stdcall, dynlib: "dhcpcsvc.dll".}

pragma(lib, "dhcpcsvc");
extern(Windows)
uint DhcpRemoveDNSRegistrations();

ccall((:DhcpRemoveDNSRegistrations, "dhcpcsvc.dll"), stdcall, UInt32,
      (),
      )
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t DhcpRemoveDNSRegistrations(void);
]]
local dhcpcsvc = ffi.load("dhcpcsvc")
-- dhcpcsvc.DhcpRemoveDNSRegistrations()
-- 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('dhcpcsvc.dll');
const DhcpRemoveDNSRegistrations = lib.func('__stdcall', 'DhcpRemoveDNSRegistrations', 'uint32_t', []);
// DhcpRemoveDNSRegistrations()
// 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("dhcpcsvc.dll", {
  DhcpRemoveDNSRegistrations: { parameters: [], result: "u32" },
});
// lib.symbols.DhcpRemoveDNSRegistrations()
// 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 DhcpRemoveDNSRegistrations(void);
C, "dhcpcsvc.dll");
// $ffi->DhcpRemoveDNSRegistrations();
// 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 Dhcpcsvc extends StdCallLibrary {
    Dhcpcsvc INSTANCE = Native.load("dhcpcsvc", Dhcpcsvc.class);
    int DhcpRemoveDNSRegistrations();
}

@[Link("dhcpcsvc")]
lib Libdhcpcsvc
  fun DhcpRemoveDNSRegistrations = DhcpRemoveDNSRegistrations() : 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 DhcpRemoveDNSRegistrationsNative = Uint32 Function();
typedef DhcpRemoveDNSRegistrationsDart = int Function();
final DhcpRemoveDNSRegistrations = DynamicLibrary.open('dhcpcsvc.dll')
    .lookupFunction<DhcpRemoveDNSRegistrationsNative, DhcpRemoveDNSRegistrationsDart>('DhcpRemoveDNSRegistrations');
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DhcpRemoveDNSRegistrations: DWORD; stdcall;
  external 'dhcpcsvc.dll' name 'DhcpRemoveDNSRegistrations';

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

foreign import stdcall safe "DhcpRemoveDNSRegistrations"
  c_DhcpRemoveDNSRegistrations :: IO Word32
-- 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 dhcpremovednsregistrations =
  foreign "DhcpRemoveDNSRegistrations"
    (void @-> returning uint32_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 dhcpcsvc (t "dhcpcsvc.dll"))
(cffi:use-foreign-library dhcpcsvc)

(cffi:defcfun ("DhcpRemoveDNSRegistrations" dhcp-remove-dnsregistrations :convention :stdcall) :uint32)
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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