DsEnumerateDomainTrustsW

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

DWORD DsEnumerateDomainTrustsW(
    LPWSTR ServerName,   // optional
    DWORD Flags,
    DS_DOMAIN_TRUSTSW** Domains,
    DWORD* DomainCount
);

<DllImport("NETAPI32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function DsEnumerateDomainTrustsW(
    <MarshalAs(UnmanagedType.LPWStr)> ServerName As String,   ' LPWSTR optional
    Flags As UInteger,   ' DWORD
    Domains As IntPtr,   ' DS_DOMAIN_TRUSTSW** out
    <Out> ByRef DomainCount As UInteger   ' DWORD* out
) As UInteger
End Function

' ServerName : LPWSTR optional
' Flags : DWORD
' Domains : DS_DOMAIN_TRUSTSW** out
' DomainCount : DWORD* out
Declare PtrSafe Function DsEnumerateDomainTrustsW Lib "netapi32" ( _
    ByVal ServerName As LongPtr, _
    ByVal Flags As Long, _
    ByVal Domains As LongPtr, _
    ByRef DomainCount As Long) 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

DsEnumerateDomainTrustsW = ctypes.windll.netapi32.DsEnumerateDomainTrustsW
DsEnumerateDomainTrustsW.restype = wintypes.DWORD
DsEnumerateDomainTrustsW.argtypes = [
    wintypes.LPCWSTR,  # ServerName : LPWSTR optional
    wintypes.DWORD,  # Flags : DWORD
    ctypes.c_void_p,  # Domains : DS_DOMAIN_TRUSTSW** out
    ctypes.POINTER(wintypes.DWORD),  # DomainCount : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
DsEnumerateDomainTrustsW = Fiddle::Function.new(
  lib['DsEnumerateDomainTrustsW'],
  [
    Fiddle::TYPE_VOIDP,  # ServerName : LPWSTR optional
    -Fiddle::TYPE_INT,  # Flags : DWORD
    Fiddle::TYPE_VOIDP,  # Domains : DS_DOMAIN_TRUSTSW** out
    Fiddle::TYPE_VOIDP,  # DomainCount : DWORD* out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "netapi32")]
extern "system" {
    fn DsEnumerateDomainTrustsW(
        ServerName: *mut u16,  // LPWSTR optional
        Flags: u32,  // DWORD
        Domains: *mut *mut DS_DOMAIN_TRUSTSW,  // DS_DOMAIN_TRUSTSW** out
        DomainCount: *mut u32  // DWORD* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll", CharSet = CharSet.Unicode)]
public static extern uint DsEnumerateDomainTrustsW([MarshalAs(UnmanagedType.LPWStr)] string ServerName, uint Flags, IntPtr Domains, out uint DomainCount);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_DsEnumerateDomainTrustsW' -Namespace Win32 -PassThru
# $api::DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)

#uselib "NETAPI32.dll"
#func global DsEnumerateDomainTrustsW "DsEnumerateDomainTrustsW" wptr, wptr, wptr, wptr
; DsEnumerateDomainTrustsW ServerName, Flags, varptr(Domains), varptr(DomainCount)   ; 戻り値は stat
; ServerName : LPWSTR optional -> "wptr"
; Flags : DWORD -> "wptr"
; Domains : DS_DOMAIN_TRUSTSW** out -> "wptr"
; DomainCount : DWORD* 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")
	procDsEnumerateDomainTrustsW = netapi32.NewProc("DsEnumerateDomainTrustsW")
)

// ServerName (LPWSTR optional), Flags (DWORD), Domains (DS_DOMAIN_TRUSTSW** out), DomainCount (DWORD* out)
r1, _, err := procDsEnumerateDomainTrustsW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ServerName))),
	uintptr(Flags),
	uintptr(Domains),
	uintptr(DomainCount),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DsEnumerateDomainTrustsW(
  ServerName: PWideChar;   // LPWSTR optional
  Flags: DWORD;   // DWORD
  Domains: Pointer;   // DS_DOMAIN_TRUSTSW** out
  DomainCount: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DsEnumerateDomainTrustsW';

result := DllCall("NETAPI32\DsEnumerateDomainTrustsW"
    , "WStr", ServerName   ; LPWSTR optional
    , "UInt", Flags   ; DWORD
    , "Ptr", Domains   ; DS_DOMAIN_TRUSTSW** out
    , "Ptr", DomainCount   ; DWORD* out
    , "UInt")   ; return: DWORD

●DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount) = DLL("NETAPI32.dll", "dword DsEnumerateDomainTrustsW(char*, dword, void*, void*)")
# 呼び出し: DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)
# ServerName : LPWSTR optional -> "char*"
# Flags : DWORD -> "dword"
# Domains : DS_DOMAIN_TRUSTSW** out -> "void*"
# DomainCount : DWORD* 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 DsEnumerateDomainTrustsW(
    ServerName: [*c]const u16, // LPWSTR optional
    Flags: u32, // DWORD
    Domains: [*c][*c]DS_DOMAIN_TRUSTSW, // DS_DOMAIN_TRUSTSW** out
    DomainCount: [*c]u32 // DWORD* 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 DsEnumerateDomainTrustsW(
    ServerName: WideCString,  # LPWSTR optional
    Flags: uint32,  # DWORD
    Domains: ptr DS_DOMAIN_TRUSTSW,  # DS_DOMAIN_TRUSTSW** out
    DomainCount: ptr uint32  # DWORD* out
): uint32 {.importc: "DsEnumerateDomainTrustsW", stdcall, dynlib: "NETAPI32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "netapi32");
extern(Windows)
uint DsEnumerateDomainTrustsW(
    const(wchar)* ServerName,   // LPWSTR optional
    uint Flags,   // DWORD
    DS_DOMAIN_TRUSTSW** Domains,   // DS_DOMAIN_TRUSTSW** out
    uint* DomainCount   // DWORD* out
);

ccall((:DsEnumerateDomainTrustsW, "NETAPI32.dll"), stdcall, UInt32,
      (Cwstring, UInt32, Ptr{DS_DOMAIN_TRUSTSW}, Ptr{UInt32}),
      ServerName, Flags, Domains, DomainCount)
# ServerName : LPWSTR optional -> Cwstring
# Flags : DWORD -> UInt32
# Domains : DS_DOMAIN_TRUSTSW** out -> Ptr{DS_DOMAIN_TRUSTSW}
# DomainCount : DWORD* out -> Ptr{UInt32}
# 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 DsEnumerateDomainTrustsW(
    const uint16_t* ServerName,
    uint32_t Flags,
    void* Domains,
    uint32_t* DomainCount);
]]
local netapi32 = ffi.load("netapi32")
-- netapi32.DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)
-- ServerName : LPWSTR optional
-- Flags : DWORD
-- Domains : DS_DOMAIN_TRUSTSW** out
-- DomainCount : DWORD* 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 DsEnumerateDomainTrustsW = lib.func('__stdcall', 'DsEnumerateDomainTrustsW', 'uint32_t', ['str16', 'uint32_t', 'void *', 'uint32_t *']);
// DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)
// ServerName : LPWSTR optional -> 'str16'
// Flags : DWORD -> 'uint32_t'
// Domains : DS_DOMAIN_TRUSTSW** out -> 'void *'
// DomainCount : DWORD* out -> '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("NETAPI32.dll", {
  DsEnumerateDomainTrustsW: { parameters: ["buffer", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)
// ServerName : LPWSTR optional -> "buffer"
// Flags : DWORD -> "u32"
// Domains : DS_DOMAIN_TRUSTSW** out -> "pointer"
// DomainCount : DWORD* 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 DsEnumerateDomainTrustsW(
    const uint16_t* ServerName,
    uint32_t Flags,
    void* Domains,
    uint32_t* DomainCount);
C, "NETAPI32.dll");
// $ffi->DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount);
// ServerName : LPWSTR optional
// Flags : DWORD
// Domains : DS_DOMAIN_TRUSTSW** out
// DomainCount : DWORD* 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 DsEnumerateDomainTrustsW(
        WString ServerName,   // LPWSTR optional
        int Flags,   // DWORD
        Pointer Domains,   // DS_DOMAIN_TRUSTSW** out
        IntByReference DomainCount   // DWORD* 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 DsEnumerateDomainTrustsW = DsEnumerateDomainTrustsW(
    ServerName : UInt16*,   # LPWSTR optional
    Flags : UInt32,   # DWORD
    Domains : DS_DOMAIN_TRUSTSW**,   # DS_DOMAIN_TRUSTSW** out
    DomainCount : UInt32*   # DWORD* 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 DsEnumerateDomainTrustsWNative = Uint32 Function(Pointer<Utf16>, Uint32, Pointer<Void>, Pointer<Uint32>);
typedef DsEnumerateDomainTrustsWDart = int Function(Pointer<Utf16>, int, Pointer<Void>, Pointer<Uint32>);
final DsEnumerateDomainTrustsW = DynamicLibrary.open('NETAPI32.dll')
    .lookupFunction<DsEnumerateDomainTrustsWNative, DsEnumerateDomainTrustsWDart>('DsEnumerateDomainTrustsW');
// ServerName : LPWSTR optional -> Pointer<Utf16>
// Flags : DWORD -> Uint32
// Domains : DS_DOMAIN_TRUSTSW** out -> Pointer<Void>
// DomainCount : DWORD* out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DsEnumerateDomainTrustsW(
  ServerName: PWideChar;   // LPWSTR optional
  Flags: DWORD;   // DWORD
  Domains: Pointer;   // DS_DOMAIN_TRUSTSW** out
  DomainCount: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DsEnumerateDomainTrustsW';

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

foreign import stdcall safe "DsEnumerateDomainTrustsW"
  c_DsEnumerateDomainTrustsW :: CWString -> Word32 -> Ptr () -> Ptr Word32 -> IO Word32
-- ServerName : LPWSTR optional -> CWString
-- Flags : DWORD -> Word32
-- Domains : DS_DOMAIN_TRUSTSW** out -> Ptr ()
-- DomainCount : DWORD* out -> Ptr 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 dsenumeratedomaintrustsw =
  foreign "DsEnumerateDomainTrustsW"
    ((ptr uint16_t) @-> uint32_t @-> (ptr void) @-> (ptr uint32_t) @-> returning uint32_t)
(* ServerName : LPWSTR optional -> (ptr uint16_t) *)
(* Flags : DWORD -> uint32_t *)
(* Domains : DS_DOMAIN_TRUSTSW** out -> (ptr void) *)
(* DomainCount : DWORD* out -> (ptr 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 netapi32 (t "NETAPI32.dll"))
(cffi:use-foreign-library netapi32)

(cffi:defcfun ("DsEnumerateDomainTrustsW" ds-enumerate-domain-trusts-w :convention :stdcall) :uint32
  (server-name (:string :encoding :utf-16le))   ; LPWSTR optional
  (flags :uint32)   ; DWORD
  (domains :pointer)   ; DS_DOMAIN_TRUSTSW** out
  (domain-count :pointer))   ; DWORD* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DsEnumerateDomainTrustsW = Win32::API::More->new('NETAPI32',
    'DWORD DsEnumerateDomainTrustsW(LPCWSTR ServerName, DWORD Flags, LPVOID Domains, LPVOID DomainCount)');
# my $ret = $DsEnumerateDomainTrustsW->Call($ServerName, $Flags, $Domains, $DomainCount);
# ServerName : LPWSTR optional -> LPCWSTR
# Flags : DWORD -> DWORD
# Domains : DS_DOMAIN_TRUSTSW** out -> LPVOID
# DomainCount : DWORD* 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。