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。

#uselib "NETAPI32.dll"
#cfunc global DsEnumerateDomainTrustsW "DsEnumerateDomainTrustsW" wstr, int, var, var
; res = DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)
; ServerName : LPWSTR optional -> "wstr"
; Flags : DWORD -> "int"
; Domains : DS_DOMAIN_TRUSTSW** out -> "var"
; DomainCount : DWORD* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; DWORD DsEnumerateDomainTrustsW(LPWSTR ServerName, DWORD Flags, DS_DOMAIN_TRUSTSW** Domains, DWORD* DomainCount)
#uselib "NETAPI32.dll"
#cfunc global DsEnumerateDomainTrustsW "DsEnumerateDomainTrustsW" wstr, int, var, var
; res = DsEnumerateDomainTrustsW(ServerName, Flags, Domains, DomainCount)
; ServerName : LPWSTR optional -> "wstr"
; Flags : DWORD -> "int"
; Domains : DS_DOMAIN_TRUSTSW** out -> "var"
; DomainCount : DWORD* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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。