NPAddConnection3

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

DWORD NPAddConnection3(
    HWND hwndOwner,   // optional
    NETRESOURCEW* lpNetResource,
    LPWSTR lpPassword,   // optional
    LPWSTR lpUserName,   // optional
    NET_CONNECT_FLAGS dwFlags
);

<DllImport("davclnt.dll", ExactSpelling:=True)>
Public Shared Function NPAddConnection3(
    hwndOwner As IntPtr,   ' HWND optional
    lpNetResource As IntPtr,   ' NETRESOURCEW*
    <MarshalAs(UnmanagedType.LPWStr)> lpPassword As String,   ' LPWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> lpUserName As String,   ' LPWSTR optional
    dwFlags As UInteger   ' NET_CONNECT_FLAGS
) As UInteger
End Function

' hwndOwner : HWND optional
' lpNetResource : NETRESOURCEW*
' lpPassword : LPWSTR optional
' lpUserName : LPWSTR optional
' dwFlags : NET_CONNECT_FLAGS
Declare PtrSafe Function NPAddConnection3 Lib "davclnt" ( _
    ByVal hwndOwner As LongPtr, _
    ByVal lpNetResource As LongPtr, _
    ByVal lpPassword As LongPtr, _
    ByVal lpUserName As LongPtr, _
    ByVal dwFlags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

NPAddConnection3 = ctypes.windll.davclnt.NPAddConnection3
NPAddConnection3.restype = wintypes.DWORD
NPAddConnection3.argtypes = [
    wintypes.HANDLE,  # hwndOwner : HWND optional
    ctypes.c_void_p,  # lpNetResource : NETRESOURCEW*
    wintypes.LPCWSTR,  # lpPassword : LPWSTR optional
    wintypes.LPCWSTR,  # lpUserName : LPWSTR optional
    wintypes.DWORD,  # dwFlags : NET_CONNECT_FLAGS
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('davclnt.dll')
NPAddConnection3 = Fiddle::Function.new(
  lib['NPAddConnection3'],
  [
    Fiddle::TYPE_VOIDP,  # hwndOwner : HWND optional
    Fiddle::TYPE_VOIDP,  # lpNetResource : NETRESOURCEW*
    Fiddle::TYPE_VOIDP,  # lpPassword : LPWSTR optional
    Fiddle::TYPE_VOIDP,  # lpUserName : LPWSTR optional
    -Fiddle::TYPE_INT,  # dwFlags : NET_CONNECT_FLAGS
  ],
  -Fiddle::TYPE_INT)

#[link(name = "davclnt")]
extern "system" {
    fn NPAddConnection3(
        hwndOwner: *mut core::ffi::c_void,  // HWND optional
        lpNetResource: *mut NETRESOURCEW,  // NETRESOURCEW*
        lpPassword: *mut u16,  // LPWSTR optional
        lpUserName: *mut u16,  // LPWSTR optional
        dwFlags: u32  // NET_CONNECT_FLAGS
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("davclnt.dll")]
public static extern uint NPAddConnection3(IntPtr hwndOwner, IntPtr lpNetResource, [MarshalAs(UnmanagedType.LPWStr)] string lpPassword, [MarshalAs(UnmanagedType.LPWStr)] string lpUserName, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'davclnt_NPAddConnection3' -Namespace Win32 -PassThru
# $api::NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags)

#uselib "davclnt.dll"
#func global NPAddConnection3 "NPAddConnection3" sptr, sptr, sptr, sptr, sptr
; NPAddConnection3 hwndOwner, varptr(lpNetResource), lpPassword, lpUserName, dwFlags   ; 戻り値は stat
; hwndOwner : HWND optional -> "sptr"
; lpNetResource : NETRESOURCEW* -> "sptr"
; lpPassword : LPWSTR optional -> "sptr"
; lpUserName : LPWSTR optional -> "sptr"
; dwFlags : NET_CONNECT_FLAGS -> "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。

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

var (
	davclnt = windows.NewLazySystemDLL("davclnt.dll")
	procNPAddConnection3 = davclnt.NewProc("NPAddConnection3")
)

// hwndOwner (HWND optional), lpNetResource (NETRESOURCEW*), lpPassword (LPWSTR optional), lpUserName (LPWSTR optional), dwFlags (NET_CONNECT_FLAGS)
r1, _, err := procNPAddConnection3.Call(
	uintptr(hwndOwner),
	uintptr(lpNetResource),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpPassword))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpUserName))),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function NPAddConnection3(
  hwndOwner: THandle;   // HWND optional
  lpNetResource: Pointer;   // NETRESOURCEW*
  lpPassword: PWideChar;   // LPWSTR optional
  lpUserName: PWideChar;   // LPWSTR optional
  dwFlags: DWORD   // NET_CONNECT_FLAGS
): DWORD; stdcall;
  external 'davclnt.dll' name 'NPAddConnection3';

result := DllCall("davclnt\NPAddConnection3"
    , "Ptr", hwndOwner   ; HWND optional
    , "Ptr", lpNetResource   ; NETRESOURCEW*
    , "WStr", lpPassword   ; LPWSTR optional
    , "WStr", lpUserName   ; LPWSTR optional
    , "UInt", dwFlags   ; NET_CONNECT_FLAGS
    , "UInt")   ; return: DWORD

●NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags) = DLL("davclnt.dll", "dword NPAddConnection3(void*, void*, char*, char*, dword)")
# 呼び出し: NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags)
# hwndOwner : HWND optional -> "void*"
# lpNetResource : NETRESOURCEW* -> "void*"
# lpPassword : LPWSTR optional -> "char*"
# lpUserName : LPWSTR optional -> "char*"
# dwFlags : NET_CONNECT_FLAGS -> "dword"
# 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 "davclnt" fn NPAddConnection3(
    hwndOwner: ?*anyopaque, // HWND optional
    lpNetResource: [*c]NETRESOURCEW, // NETRESOURCEW*
    lpPassword: [*c]const u16, // LPWSTR optional
    lpUserName: [*c]const u16, // LPWSTR optional
    dwFlags: u32 // NET_CONNECT_FLAGS
) callconv(std.os.windows.WINAPI) u32;

proc NPAddConnection3(
    hwndOwner: pointer,  # HWND optional
    lpNetResource: ptr NETRESOURCEW,  # NETRESOURCEW*
    lpPassword: WideCString,  # LPWSTR optional
    lpUserName: WideCString,  # LPWSTR optional
    dwFlags: uint32  # NET_CONNECT_FLAGS
): uint32 {.importc: "NPAddConnection3", stdcall, dynlib: "davclnt.dll".}

pragma(lib, "davclnt");
extern(Windows)
uint NPAddConnection3(
    void* hwndOwner,   // HWND optional
    NETRESOURCEW* lpNetResource,   // NETRESOURCEW*
    const(wchar)* lpPassword,   // LPWSTR optional
    const(wchar)* lpUserName,   // LPWSTR optional
    uint dwFlags   // NET_CONNECT_FLAGS
);

ccall((:NPAddConnection3, "davclnt.dll"), stdcall, UInt32,
      (Ptr{Cvoid}, Ptr{NETRESOURCEW}, Cwstring, Cwstring, UInt32),
      hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags)
# hwndOwner : HWND optional -> Ptr{Cvoid}
# lpNetResource : NETRESOURCEW* -> Ptr{NETRESOURCEW}
# lpPassword : LPWSTR optional -> Cwstring
# lpUserName : LPWSTR optional -> Cwstring
# dwFlags : NET_CONNECT_FLAGS -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t NPAddConnection3(
    void* hwndOwner,
    void* lpNetResource,
    const uint16_t* lpPassword,
    const uint16_t* lpUserName,
    uint32_t dwFlags);
]]
local davclnt = ffi.load("davclnt")
-- davclnt.NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags)
-- hwndOwner : HWND optional
-- lpNetResource : NETRESOURCEW*
-- lpPassword : LPWSTR optional
-- lpUserName : LPWSTR optional
-- dwFlags : NET_CONNECT_FLAGS
-- 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('davclnt.dll');
const NPAddConnection3 = lib.func('__stdcall', 'NPAddConnection3', 'uint32_t', ['void *', 'void *', 'str16', 'str16', 'uint32_t']);
// NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags)
// hwndOwner : HWND optional -> 'void *'
// lpNetResource : NETRESOURCEW* -> 'void *'
// lpPassword : LPWSTR optional -> 'str16'
// lpUserName : LPWSTR optional -> 'str16'
// dwFlags : NET_CONNECT_FLAGS -> 'uint32_t'
// 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("davclnt.dll", {
  NPAddConnection3: { parameters: ["pointer", "pointer", "buffer", "buffer", "u32"], result: "u32" },
});
// lib.symbols.NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags)
// hwndOwner : HWND optional -> "pointer"
// lpNetResource : NETRESOURCEW* -> "pointer"
// lpPassword : LPWSTR optional -> "buffer"
// lpUserName : LPWSTR optional -> "buffer"
// dwFlags : NET_CONNECT_FLAGS -> "u32"
// 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 NPAddConnection3(
    void* hwndOwner,
    void* lpNetResource,
    const uint16_t* lpPassword,
    const uint16_t* lpUserName,
    uint32_t dwFlags);
C, "davclnt.dll");
// $ffi->NPAddConnection3(hwndOwner, lpNetResource, lpPassword, lpUserName, dwFlags);
// hwndOwner : HWND optional
// lpNetResource : NETRESOURCEW*
// lpPassword : LPWSTR optional
// lpUserName : LPWSTR optional
// dwFlags : NET_CONNECT_FLAGS
// 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 Davclnt extends StdCallLibrary {
    Davclnt INSTANCE = Native.load("davclnt", Davclnt.class);
    int NPAddConnection3(
        Pointer hwndOwner,   // HWND optional
        Pointer lpNetResource,   // NETRESOURCEW*
        WString lpPassword,   // LPWSTR optional
        WString lpUserName,   // LPWSTR optional
        int dwFlags   // NET_CONNECT_FLAGS
    );
}

@[Link("davclnt")]
lib Libdavclnt
  fun NPAddConnection3 = NPAddConnection3(
    hwndOwner : Void*,   # HWND optional
    lpNetResource : NETRESOURCEW*,   # NETRESOURCEW*
    lpPassword : UInt16*,   # LPWSTR optional
    lpUserName : UInt16*,   # LPWSTR optional
    dwFlags : UInt32   # NET_CONNECT_FLAGS
  ) : 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 NPAddConnection3Native = Uint32 Function(Pointer<Void>, Pointer<Void>, Pointer<Utf16>, Pointer<Utf16>, Uint32);
typedef NPAddConnection3Dart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Utf16>, Pointer<Utf16>, int);
final NPAddConnection3 = DynamicLibrary.open('davclnt.dll')
    .lookupFunction<NPAddConnection3Native, NPAddConnection3Dart>('NPAddConnection3');
// hwndOwner : HWND optional -> Pointer<Void>
// lpNetResource : NETRESOURCEW* -> Pointer<Void>
// lpPassword : LPWSTR optional -> Pointer<Utf16>
// lpUserName : LPWSTR optional -> Pointer<Utf16>
// dwFlags : NET_CONNECT_FLAGS -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function NPAddConnection3(
  hwndOwner: THandle;   // HWND optional
  lpNetResource: Pointer;   // NETRESOURCEW*
  lpPassword: PWideChar;   // LPWSTR optional
  lpUserName: PWideChar;   // LPWSTR optional
  dwFlags: DWORD   // NET_CONNECT_FLAGS
): DWORD; stdcall;
  external 'davclnt.dll' name 'NPAddConnection3';

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

foreign import stdcall safe "NPAddConnection3"
  c_NPAddConnection3 :: Ptr () -> Ptr () -> CWString -> CWString -> Word32 -> IO Word32
-- hwndOwner : HWND optional -> Ptr ()
-- lpNetResource : NETRESOURCEW* -> Ptr ()
-- lpPassword : LPWSTR optional -> CWString
-- lpUserName : LPWSTR optional -> CWString
-- dwFlags : NET_CONNECT_FLAGS -> 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 npaddconnection3 =
  foreign "NPAddConnection3"
    ((ptr void) @-> (ptr void) @-> (ptr uint16_t) @-> (ptr uint16_t) @-> uint32_t @-> returning uint32_t)
(* hwndOwner : HWND optional -> (ptr void) *)
(* lpNetResource : NETRESOURCEW* -> (ptr void) *)
(* lpPassword : LPWSTR optional -> (ptr uint16_t) *)
(* lpUserName : LPWSTR optional -> (ptr uint16_t) *)
(* dwFlags : NET_CONNECT_FLAGS -> 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 davclnt (t "davclnt.dll"))
(cffi:use-foreign-library davclnt)

(cffi:defcfun ("NPAddConnection3" npadd-connection3 :convention :stdcall) :uint32
  (hwnd-owner :pointer)   ; HWND optional
  (lp-net-resource :pointer)   ; NETRESOURCEW*
  (lp-password (:string :encoding :utf-16le))   ; LPWSTR optional
  (lp-user-name (:string :encoding :utf-16le))   ; LPWSTR optional
  (dw-flags :uint32))   ; NET_CONNECT_FLAGS
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $NPAddConnection3 = Win32::API::More->new('davclnt',
    'DWORD NPAddConnection3(HANDLE hwndOwner, LPVOID lpNetResource, LPCWSTR lpPassword, LPCWSTR lpUserName, DWORD dwFlags)');
# my $ret = $NPAddConnection3->Call($hwndOwner, $lpNetResource, $lpPassword, $lpUserName, $dwFlags);
# hwndOwner : HWND optional -> HANDLE
# lpNetResource : NETRESOURCEW* -> LPVOID
# lpPassword : LPWSTR optional -> LPCWSTR
# lpUserName : LPWSTR optional -> LPCWSTR
# dwFlags : NET_CONNECT_FLAGS -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。