SECURITY_USER_DATA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct SECURITY_STRING
{
    public ushort Length;
    public ushort MaximumLength;
    public IntPtr Buffer;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct SECURITY_USER_DATA
{
    public SECURITY_STRING UserName;
    public SECURITY_STRING LogonDomainName;
    public SECURITY_STRING LogonServer;
    public IntPtr pSid;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure SECURITY_STRING
    Public Length As UShort
    Public MaximumLength As UShort
    Public Buffer As IntPtr
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure SECURITY_USER_DATA
    Public UserName As SECURITY_STRING
    Public LogonDomainName As SECURITY_STRING
    Public LogonServer As SECURITY_STRING
    Public pSid As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class SECURITY_STRING(ctypes.Structure):
    _fields_ = [
        ("Length", ctypes.c_ushort),
        ("MaximumLength", ctypes.c_ushort),
        ("Buffer", ctypes.c_void_p),
    ]

class SECURITY_USER_DATA(ctypes.Structure):
    _fields_ = [
        ("UserName", SECURITY_STRING),
        ("LogonDomainName", SECURITY_STRING),
        ("LogonServer", SECURITY_STRING),
        ("pSid", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct SECURITY_STRING {
    pub Length: u16,
    pub MaximumLength: u16,
    pub Buffer: *mut core::ffi::c_void,
}

#[repr(C)]
pub struct SECURITY_USER_DATA {
    pub UserName: SECURITY_STRING,
    pub LogonDomainName: SECURITY_STRING,
    pub LogonServer: SECURITY_STRING,
    pub pSid: *mut core::ffi::c_void,
}

import "golang.org/x/sys/windows"

type SECURITY_STRING struct {
	Length uint16
	MaximumLength uint16
	Buffer uintptr
}

type SECURITY_USER_DATA struct {
	UserName SECURITY_STRING
	LogonDomainName SECURITY_STRING
	LogonServer SECURITY_STRING
	pSid uintptr
}

type
  SECURITY_STRING = record
    Length: Word;
    MaximumLength: Word;
    Buffer: Pointer;
  end;

  SECURITY_USER_DATA = record
    UserName: SECURITY_STRING;
    LogonDomainName: SECURITY_STRING;
    LogonServer: SECURITY_STRING;
    pSid: Pointer;
  end;

const SECURITY_STRING = extern struct {
    Length: u16,
    MaximumLength: u16,
    Buffer: ?*anyopaque,
};

const SECURITY_USER_DATA = extern struct {
    UserName: SECURITY_STRING,
    LogonDomainName: SECURITY_STRING,
    LogonServer: SECURITY_STRING,
    pSid: ?*anyopaque,
};

type
  SECURITY_STRING {.bycopy.} = object
    Length: uint16
    MaximumLength: uint16
    Buffer: pointer

  SECURITY_USER_DATA {.bycopy.} = object
    UserName: SECURITY_STRING
    LogonDomainName: SECURITY_STRING
    LogonServer: SECURITY_STRING
    pSid: pointer

struct SECURITY_STRING
{
    ushort Length;
    ushort MaximumLength;
    void* Buffer;
}

struct SECURITY_USER_DATA
{
    SECURITY_STRING UserName;
    SECURITY_STRING LogonDomainName;
    SECURITY_STRING LogonServer;
    void* pSid;
}