SECPKG_EVENT_PACKAGE_CHANGE

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 SECPKG_EVENT_PACKAGE_CHANGE
{
    public uint ChangeType;
    public UIntPtr PackageId;
    public SECURITY_STRING PackageName;
}

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 SECPKG_EVENT_PACKAGE_CHANGE
    Public ChangeType As UInteger
    Public PackageId As UIntPtr
    Public PackageName As SECURITY_STRING
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 SECPKG_EVENT_PACKAGE_CHANGE(ctypes.Structure):
    _fields_ = [
        ("ChangeType", wintypes.DWORD),
        ("PackageId", ctypes.c_size_t),
        ("PackageName", SECURITY_STRING),
    ]

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

#[repr(C)]
pub struct SECPKG_EVENT_PACKAGE_CHANGE {
    pub ChangeType: u32,
    pub PackageId: usize,
    pub PackageName: SECURITY_STRING,
}

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

type SECURITY_STRING struct {
	Length uint16
	MaximumLength uint16
	Buffer uintptr
}

type SECPKG_EVENT_PACKAGE_CHANGE struct {
	ChangeType uint32
	PackageId uintptr
	PackageName SECURITY_STRING
}

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

  SECPKG_EVENT_PACKAGE_CHANGE = record
    ChangeType: DWORD;
    PackageId: NativeUInt;
    PackageName: SECURITY_STRING;
  end;

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

const SECPKG_EVENT_PACKAGE_CHANGE = extern struct {
    ChangeType: u32,
    PackageId: usize,
    PackageName: SECURITY_STRING,
};

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

  SECPKG_EVENT_PACKAGE_CHANGE {.bycopy.} = object
    ChangeType: uint32
    PackageId: uint
    PackageName: SECURITY_STRING

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

struct SECPKG_EVENT_PACKAGE_CHANGE
{
    uint ChangeType;
    size_t PackageId;
    SECURITY_STRING PackageName;
}