DsGetDcNameW

// NETAPI32.dll  (Unicode / -W)
#include <windows.h>

DWORD DsGetDcNameW(
    LPCWSTR ComputerName,   // optional
    LPCWSTR DomainName,   // optional
    GUID* DomainGuid,   // optional
    LPCWSTR SiteName,   // optional
    DWORD Flags,
    DOMAIN_CONTROLLER_INFOW** DomainControllerInfo
);

<DllImport("NETAPI32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function DsGetDcNameW(
    <MarshalAs(UnmanagedType.LPWStr)> ComputerName As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> DomainName As String,   ' LPCWSTR optional
    DomainGuid As IntPtr,   ' GUID* optional
    <MarshalAs(UnmanagedType.LPWStr)> SiteName As String,   ' LPCWSTR optional
    Flags As UInteger,   ' DWORD
    DomainControllerInfo As IntPtr   ' DOMAIN_CONTROLLER_INFOW** out
) As UInteger
End Function

' ComputerName : LPCWSTR optional
' DomainName : LPCWSTR optional
' DomainGuid : GUID* optional
' SiteName : LPCWSTR optional
' Flags : DWORD
' DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out
Declare PtrSafe Function DsGetDcNameW Lib "netapi32" ( _
    ByVal ComputerName As LongPtr, _
    ByVal DomainName As LongPtr, _
    ByVal DomainGuid As LongPtr, _
    ByVal SiteName As LongPtr, _
    ByVal Flags As Long, _
    ByVal DomainControllerInfo As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DsGetDcNameW = ctypes.windll.netapi32.DsGetDcNameW
DsGetDcNameW.restype = wintypes.DWORD
DsGetDcNameW.argtypes = [
    wintypes.LPCWSTR,  # ComputerName : LPCWSTR optional
    wintypes.LPCWSTR,  # DomainName : LPCWSTR optional
    ctypes.c_void_p,  # DomainGuid : GUID* optional
    wintypes.LPCWSTR,  # SiteName : LPCWSTR optional
    wintypes.DWORD,  # Flags : DWORD
    ctypes.c_void_p,  # DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
DsGetDcNameW = Fiddle::Function.new(
  lib['DsGetDcNameW'],
  [
    Fiddle::TYPE_VOIDP,  # ComputerName : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # DomainName : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # DomainGuid : GUID* optional
    Fiddle::TYPE_VOIDP,  # SiteName : LPCWSTR optional
    -Fiddle::TYPE_INT,  # Flags : DWORD
    Fiddle::TYPE_VOIDP,  # DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "netapi32")]
extern "system" {
    fn DsGetDcNameW(
        ComputerName: *const u16,  // LPCWSTR optional
        DomainName: *const u16,  // LPCWSTR optional
        DomainGuid: *mut GUID,  // GUID* optional
        SiteName: *const u16,  // LPCWSTR optional
        Flags: u32,  // DWORD
        DomainControllerInfo: *mut *mut DOMAIN_CONTROLLER_INFOW  // DOMAIN_CONTROLLER_INFOW** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll", CharSet = CharSet.Unicode)]
public static extern uint DsGetDcNameW([MarshalAs(UnmanagedType.LPWStr)] string ComputerName, [MarshalAs(UnmanagedType.LPWStr)] string DomainName, IntPtr DomainGuid, [MarshalAs(UnmanagedType.LPWStr)] string SiteName, uint Flags, IntPtr DomainControllerInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_DsGetDcNameW' -Namespace Win32 -PassThru
# $api::DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo)

#uselib "NETAPI32.dll"
#func global DsGetDcNameW "DsGetDcNameW" wptr, wptr, wptr, wptr, wptr, wptr
; DsGetDcNameW ComputerName, DomainName, varptr(DomainGuid), SiteName, Flags, varptr(DomainControllerInfo)   ; 戻り値は stat
; ComputerName : LPCWSTR optional -> "wptr"
; DomainName : LPCWSTR optional -> "wptr"
; DomainGuid : GUID* optional -> "wptr"
; SiteName : LPCWSTR optional -> "wptr"
; Flags : DWORD -> "wptr"
; DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> "wptr"
; ※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 (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procDsGetDcNameW = netapi32.NewProc("DsGetDcNameW")
)

// ComputerName (LPCWSTR optional), DomainName (LPCWSTR optional), DomainGuid (GUID* optional), SiteName (LPCWSTR optional), Flags (DWORD), DomainControllerInfo (DOMAIN_CONTROLLER_INFOW** out)
r1, _, err := procDsGetDcNameW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ComputerName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(DomainName))),
	uintptr(DomainGuid),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(SiteName))),
	uintptr(Flags),
	uintptr(DomainControllerInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DsGetDcNameW(
  ComputerName: PWideChar;   // LPCWSTR optional
  DomainName: PWideChar;   // LPCWSTR optional
  DomainGuid: PGUID;   // GUID* optional
  SiteName: PWideChar;   // LPCWSTR optional
  Flags: DWORD;   // DWORD
  DomainControllerInfo: Pointer   // DOMAIN_CONTROLLER_INFOW** out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DsGetDcNameW';

result := DllCall("NETAPI32\DsGetDcNameW"
    , "WStr", ComputerName   ; LPCWSTR optional
    , "WStr", DomainName   ; LPCWSTR optional
    , "Ptr", DomainGuid   ; GUID* optional
    , "WStr", SiteName   ; LPCWSTR optional
    , "UInt", Flags   ; DWORD
    , "Ptr", DomainControllerInfo   ; DOMAIN_CONTROLLER_INFOW** out
    , "UInt")   ; return: DWORD

●DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo) = DLL("NETAPI32.dll", "dword DsGetDcNameW(char*, char*, void*, char*, dword, void*)")
# 呼び出し: DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo)
# ComputerName : LPCWSTR optional -> "char*"
# DomainName : LPCWSTR optional -> "char*"
# DomainGuid : GUID* optional -> "void*"
# SiteName : LPCWSTR optional -> "char*"
# Flags : DWORD -> "dword"
# DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "netapi32" fn DsGetDcNameW(
    ComputerName: [*c]const u16, // LPCWSTR optional
    DomainName: [*c]const u16, // LPCWSTR optional
    DomainGuid: [*c]GUID, // GUID* optional
    SiteName: [*c]const u16, // LPCWSTR optional
    Flags: u32, // DWORD
    DomainControllerInfo: [*c][*c]DOMAIN_CONTROLLER_INFOW // DOMAIN_CONTROLLER_INFOW** out
) callconv(std.os.windows.WINAPI) u32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc DsGetDcNameW(
    ComputerName: WideCString,  # LPCWSTR optional
    DomainName: WideCString,  # LPCWSTR optional
    DomainGuid: ptr GUID,  # GUID* optional
    SiteName: WideCString,  # LPCWSTR optional
    Flags: uint32,  # DWORD
    DomainControllerInfo: ptr DOMAIN_CONTROLLER_INFOW  # DOMAIN_CONTROLLER_INFOW** out
): uint32 {.importc: "DsGetDcNameW", stdcall, dynlib: "NETAPI32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "netapi32");
extern(Windows)
uint DsGetDcNameW(
    const(wchar)* ComputerName,   // LPCWSTR optional
    const(wchar)* DomainName,   // LPCWSTR optional
    GUID* DomainGuid,   // GUID* optional
    const(wchar)* SiteName,   // LPCWSTR optional
    uint Flags,   // DWORD
    DOMAIN_CONTROLLER_INFOW** DomainControllerInfo   // DOMAIN_CONTROLLER_INFOW** out
);

ccall((:DsGetDcNameW, "NETAPI32.dll"), stdcall, UInt32,
      (Cwstring, Cwstring, Ptr{GUID}, Cwstring, UInt32, Ptr{DOMAIN_CONTROLLER_INFOW}),
      ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo)
# ComputerName : LPCWSTR optional -> Cwstring
# DomainName : LPCWSTR optional -> Cwstring
# DomainGuid : GUID* optional -> Ptr{GUID}
# SiteName : LPCWSTR optional -> Cwstring
# Flags : DWORD -> UInt32
# DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> Ptr{DOMAIN_CONTROLLER_INFOW}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
uint32_t DsGetDcNameW(
    const uint16_t* ComputerName,
    const uint16_t* DomainName,
    void* DomainGuid,
    const uint16_t* SiteName,
    uint32_t Flags,
    void* DomainControllerInfo);
]]
local netapi32 = ffi.load("netapi32")
-- netapi32.DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo)
-- ComputerName : LPCWSTR optional
-- DomainName : LPCWSTR optional
-- DomainGuid : GUID* optional
-- SiteName : LPCWSTR optional
-- Flags : DWORD
-- DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out
-- 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('NETAPI32.dll');
const DsGetDcNameW = lib.func('__stdcall', 'DsGetDcNameW', 'uint32_t', ['str16', 'str16', 'void *', 'str16', 'uint32_t', 'void *']);
// DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo)
// ComputerName : LPCWSTR optional -> 'str16'
// DomainName : LPCWSTR optional -> 'str16'
// DomainGuid : GUID* optional -> 'void *'
// SiteName : LPCWSTR optional -> 'str16'
// Flags : DWORD -> 'uint32_t'
// DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> '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", {
  DsGetDcNameW: { parameters: ["buffer", "buffer", "pointer", "buffer", "u32", "pointer"], result: "u32" },
});
// lib.symbols.DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo)
// ComputerName : LPCWSTR optional -> "buffer"
// DomainName : LPCWSTR optional -> "buffer"
// DomainGuid : GUID* optional -> "pointer"
// SiteName : LPCWSTR optional -> "buffer"
// Flags : DWORD -> "u32"
// DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> "pointer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)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 DsGetDcNameW(
    const uint16_t* ComputerName,
    const uint16_t* DomainName,
    void* DomainGuid,
    const uint16_t* SiteName,
    uint32_t Flags,
    void* DomainControllerInfo);
C, "NETAPI32.dll");
// $ffi->DsGetDcNameW(ComputerName, DomainName, DomainGuid, SiteName, Flags, DomainControllerInfo);
// ComputerName : LPCWSTR optional
// DomainName : LPCWSTR optional
// DomainGuid : GUID* optional
// SiteName : LPCWSTR optional
// Flags : DWORD
// DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out
// 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, W32APIOptions.UNICODE_OPTIONS);
    int DsGetDcNameW(
        WString ComputerName,   // LPCWSTR optional
        WString DomainName,   // LPCWSTR optional
        Pointer DomainGuid,   // GUID* optional
        WString SiteName,   // LPCWSTR optional
        int Flags,   // DWORD
        Pointer DomainControllerInfo   // DOMAIN_CONTROLLER_INFOW** out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("netapi32")]
lib LibNETAPI32
  fun DsGetDcNameW = DsGetDcNameW(
    ComputerName : UInt16*,   # LPCWSTR optional
    DomainName : UInt16*,   # LPCWSTR optional
    DomainGuid : GUID*,   # GUID* optional
    SiteName : UInt16*,   # LPCWSTR optional
    Flags : UInt32,   # DWORD
    DomainControllerInfo : DOMAIN_CONTROLLER_INFOW**   # DOMAIN_CONTROLLER_INFOW** out
  ) : 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 DsGetDcNameWNative = Uint32 Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Void>, Pointer<Utf16>, Uint32, Pointer<Void>);
typedef DsGetDcNameWDart = int Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Void>, Pointer<Utf16>, int, Pointer<Void>);
final DsGetDcNameW = DynamicLibrary.open('NETAPI32.dll')
    .lookupFunction<DsGetDcNameWNative, DsGetDcNameWDart>('DsGetDcNameW');
// ComputerName : LPCWSTR optional -> Pointer<Utf16>
// DomainName : LPCWSTR optional -> Pointer<Utf16>
// DomainGuid : GUID* optional -> Pointer<Void>
// SiteName : LPCWSTR optional -> Pointer<Utf16>
// Flags : DWORD -> Uint32
// DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DsGetDcNameW(
  ComputerName: PWideChar;   // LPCWSTR optional
  DomainName: PWideChar;   // LPCWSTR optional
  DomainGuid: PGUID;   // GUID* optional
  SiteName: PWideChar;   // LPCWSTR optional
  Flags: DWORD;   // DWORD
  DomainControllerInfo: Pointer   // DOMAIN_CONTROLLER_INFOW** out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DsGetDcNameW';

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

foreign import stdcall safe "DsGetDcNameW"
  c_DsGetDcNameW :: CWString -> CWString -> Ptr () -> CWString -> Word32 -> Ptr () -> IO Word32
-- ComputerName : LPCWSTR optional -> CWString
-- DomainName : LPCWSTR optional -> CWString
-- DomainGuid : GUID* optional -> Ptr ()
-- SiteName : LPCWSTR optional -> CWString
-- Flags : DWORD -> Word32
-- DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> 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 dsgetdcnamew =
  foreign "DsGetDcNameW"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> (ptr void) @-> (ptr uint16_t) @-> uint32_t @-> (ptr void) @-> returning uint32_t)
(* ComputerName : LPCWSTR optional -> (ptr uint16_t) *)
(* DomainName : LPCWSTR optional -> (ptr uint16_t) *)
(* DomainGuid : GUID* optional -> (ptr void) *)
(* SiteName : LPCWSTR optional -> (ptr uint16_t) *)
(* Flags : DWORD -> uint32_t *)
(* DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> (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 ("DsGetDcNameW" ds-get-dc-name-w :convention :stdcall) :uint32
  (computer-name (:string :encoding :utf-16le))   ; LPCWSTR optional
  (domain-name (:string :encoding :utf-16le))   ; LPCWSTR optional
  (domain-guid :pointer)   ; GUID* optional
  (site-name (:string :encoding :utf-16le))   ; LPCWSTR optional
  (flags :uint32)   ; DWORD
  (domain-controller-info :pointer))   ; DOMAIN_CONTROLLER_INFOW** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DsGetDcNameW = Win32::API::More->new('NETAPI32',
    'DWORD DsGetDcNameW(LPCWSTR ComputerName, LPCWSTR DomainName, LPVOID DomainGuid, LPCWSTR SiteName, DWORD Flags, LPVOID DomainControllerInfo)');
# my $ret = $DsGetDcNameW->Call($ComputerName, $DomainName, $DomainGuid, $SiteName, $Flags, $DomainControllerInfo);
# ComputerName : LPCWSTR optional -> LPCWSTR
# DomainName : LPCWSTR optional -> LPCWSTR
# DomainGuid : GUID* optional -> LPVOID
# SiteName : LPCWSTR optional -> LPCWSTR
# Flags : DWORD -> DWORD
# DomainControllerInfo : DOMAIN_CONTROLLER_INFOW** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。