DavDeleteConnection

// NETAPI32.dll
#include <windows.h>

DWORD DavDeleteConnection(
    HANDLE ConnectionHandle
);

<DllImport("NETAPI32.dll", ExactSpelling:=True)>
Public Shared Function DavDeleteConnection(
    ConnectionHandle As IntPtr   ' HANDLE
) As UInteger
End Function

' ConnectionHandle : HANDLE
Declare PtrSafe Function DavDeleteConnection Lib "netapi32" ( _
    ByVal ConnectionHandle 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

DavDeleteConnection = ctypes.windll.netapi32.DavDeleteConnection
DavDeleteConnection.restype = wintypes.DWORD
DavDeleteConnection.argtypes = [
    wintypes.HANDLE,  # ConnectionHandle : HANDLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
DavDeleteConnection = Fiddle::Function.new(
  lib['DavDeleteConnection'],
  [
    Fiddle::TYPE_VOIDP,  # ConnectionHandle : HANDLE
  ],
  -Fiddle::TYPE_INT)

#[link(name = "netapi32")]
extern "system" {
    fn DavDeleteConnection(
        ConnectionHandle: *mut core::ffi::c_void  // HANDLE
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll")]
public static extern uint DavDeleteConnection(IntPtr ConnectionHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_DavDeleteConnection' -Namespace Win32 -PassThru
# $api::DavDeleteConnection(ConnectionHandle)

#uselib "NETAPI32.dll"
#func global DavDeleteConnection "DavDeleteConnection" sptr
; DavDeleteConnection ConnectionHandle   ; 戻り値は stat
; ConnectionHandle : HANDLE -> "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 "NETAPI32.dll"
#cfunc global DavDeleteConnection "DavDeleteConnection" sptr
; res = DavDeleteConnection(ConnectionHandle)
; ConnectionHandle : HANDLE -> "sptr"

; DWORD DavDeleteConnection(HANDLE ConnectionHandle)
#uselib "NETAPI32.dll"
#cfunc global DavDeleteConnection "DavDeleteConnection" intptr
; res = DavDeleteConnection(ConnectionHandle)
; ConnectionHandle : HANDLE -> "intptr"

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

var (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procDavDeleteConnection = netapi32.NewProc("DavDeleteConnection")
)

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

function DavDeleteConnection(
  ConnectionHandle: THandle   // HANDLE
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DavDeleteConnection';

result := DllCall("NETAPI32\DavDeleteConnection"
    , "Ptr", ConnectionHandle   ; HANDLE
    , "UInt")   ; return: DWORD

●DavDeleteConnection(ConnectionHandle) = DLL("NETAPI32.dll", "dword DavDeleteConnection(void*)")
# 呼び出し: DavDeleteConnection(ConnectionHandle)
# ConnectionHandle : 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 "netapi32" fn DavDeleteConnection(
    ConnectionHandle: ?*anyopaque // HANDLE
) callconv(std.os.windows.WINAPI) u32;

proc DavDeleteConnection(
    ConnectionHandle: pointer  # HANDLE
): uint32 {.importc: "DavDeleteConnection", stdcall, dynlib: "NETAPI32.dll".}

pragma(lib, "netapi32");
extern(Windows)
uint DavDeleteConnection(
    void* ConnectionHandle   // HANDLE
);

ccall((:DavDeleteConnection, "NETAPI32.dll"), stdcall, UInt32,
      (Ptr{Cvoid},),
      ConnectionHandle)
# ConnectionHandle : HANDLE -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t DavDeleteConnection(
    void* ConnectionHandle);
]]
local netapi32 = ffi.load("netapi32")
-- netapi32.DavDeleteConnection(ConnectionHandle)
-- ConnectionHandle : 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('NETAPI32.dll');
const DavDeleteConnection = lib.func('__stdcall', 'DavDeleteConnection', 'uint32_t', ['void *']);
// DavDeleteConnection(ConnectionHandle)
// ConnectionHandle : 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("NETAPI32.dll", {
  DavDeleteConnection: { parameters: ["pointer"], result: "u32" },
});
// lib.symbols.DavDeleteConnection(ConnectionHandle)
// ConnectionHandle : 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
uint32_t DavDeleteConnection(
    void* ConnectionHandle);
C, "NETAPI32.dll");
// $ffi->DavDeleteConnection(ConnectionHandle);
// ConnectionHandle : 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 Netapi32 extends StdCallLibrary {
    Netapi32 INSTANCE = Native.load("netapi32", Netapi32.class);
    int DavDeleteConnection(
        Pointer ConnectionHandle   // HANDLE
    );
}

@[Link("netapi32")]
lib LibNETAPI32
  fun DavDeleteConnection = DavDeleteConnection(
    ConnectionHandle : Void*   # HANDLE
  ) : 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 DavDeleteConnectionNative = Uint32 Function(Pointer<Void>);
typedef DavDeleteConnectionDart = int Function(Pointer<Void>);
final DavDeleteConnection = DynamicLibrary.open('NETAPI32.dll')
    .lookupFunction<DavDeleteConnectionNative, DavDeleteConnectionDart>('DavDeleteConnection');
// ConnectionHandle : HANDLE -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DavDeleteConnection(
  ConnectionHandle: THandle   // HANDLE
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DavDeleteConnection';

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

foreign import stdcall safe "DavDeleteConnection"
  c_DavDeleteConnection :: Ptr () -> IO Word32
-- ConnectionHandle : 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 davdeleteconnection =
  foreign "DavDeleteConnection"
    ((ptr void) @-> returning uint32_t)
(* ConnectionHandle : 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 netapi32 (t "NETAPI32.dll"))
(cffi:use-foreign-library netapi32)

(cffi:defcfun ("DavDeleteConnection" dav-delete-connection :convention :stdcall) :uint32
  (connection-handle :pointer))   ; HANDLE
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DavDeleteConnection = Win32::API::More->new('NETAPI32',
    'DWORD DavDeleteConnection(HANDLE ConnectionHandle)');
# my $ret = $DavDeleteConnection->Call($ConnectionHandle);
# ConnectionHandle : HANDLE -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。