PACKAGE_INFO

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct PACKAGE_VERSION
{
    public _Anonymous_e__Union Anonymous;
}

[StructLayout(LayoutKind.Sequential, Pack = 4, CharSet = CharSet.Unicode)]
public struct PACKAGE_ID
{
    public uint reserved;
    public uint processorArchitecture;
    public PACKAGE_VERSION version;
    public IntPtr name;
    public IntPtr publisher;
    public IntPtr resourceId;
    public IntPtr publisherId;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct PACKAGE_INFO
{
    public uint reserved;
    public uint flags;
    public IntPtr path;
    public IntPtr packageFullName;
    public IntPtr packageFamilyName;
    public PACKAGE_ID packageId;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure PACKAGE_VERSION
    Public Anonymous As _Anonymous_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, Pack:=4, CharSet:=CharSet.Unicode)>
Public Structure PACKAGE_ID
    Public reserved As UInteger
    Public processorArchitecture As UInteger
    Public version As PACKAGE_VERSION
    Public name As IntPtr
    Public publisher As IntPtr
    Public resourceId As IntPtr
    Public publisherId As IntPtr
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure PACKAGE_INFO
    Public reserved As UInteger
    Public flags As UInteger
    Public path As IntPtr
    Public packageFullName As IntPtr
    Public packageFamilyName As IntPtr
    Public packageId As PACKAGE_ID
End Structure

import ctypes
from ctypes import wintypes

class PACKAGE_VERSION(ctypes.Structure):
    _fields_ = [
        ("Anonymous", _Anonymous_e__Union),
    ]

class PACKAGE_ID(ctypes.Structure):
    _pack_ = 4
    _fields_ = [
        ("reserved", wintypes.DWORD),
        ("processorArchitecture", wintypes.DWORD),
        ("version", PACKAGE_VERSION),
        ("name", ctypes.c_void_p),
        ("publisher", ctypes.c_void_p),
        ("resourceId", ctypes.c_void_p),
        ("publisherId", ctypes.c_void_p),
    ]

class PACKAGE_INFO(ctypes.Structure):
    _fields_ = [
        ("reserved", wintypes.DWORD),
        ("flags", wintypes.DWORD),
        ("path", ctypes.c_void_p),
        ("packageFullName", ctypes.c_void_p),
        ("packageFamilyName", ctypes.c_void_p),
        ("packageId", PACKAGE_ID),
    ]

#[repr(C)]
pub struct PACKAGE_VERSION {
    pub Anonymous: _Anonymous_e__Union,
}

#[repr(C, packed(4))]
pub struct PACKAGE_ID {
    pub reserved: u32,
    pub processorArchitecture: u32,
    pub version: PACKAGE_VERSION,
    pub name: *mut core::ffi::c_void,
    pub publisher: *mut core::ffi::c_void,
    pub resourceId: *mut core::ffi::c_void,
    pub publisherId: *mut core::ffi::c_void,
}

#[repr(C)]
pub struct PACKAGE_INFO {
    pub reserved: u32,
    pub flags: u32,
    pub path: *mut core::ffi::c_void,
    pub packageFullName: *mut core::ffi::c_void,
    pub packageFamilyName: *mut core::ffi::c_void,
    pub packageId: PACKAGE_ID,
}

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

type PACKAGE_VERSION struct {
	Anonymous _Anonymous_e__Union
}

type PACKAGE_ID struct {
	reserved uint32
	processorArchitecture uint32
	version PACKAGE_VERSION
	name uintptr
	publisher uintptr
	resourceId uintptr
	publisherId uintptr
}

type PACKAGE_INFO struct {
	reserved uint32
	flags uint32
	path uintptr
	packageFullName uintptr
	packageFamilyName uintptr
	packageId PACKAGE_ID
}

type
  PACKAGE_VERSION = record
    Anonymous: _Anonymous_e__Union;
  end;

  PACKAGE_ID = packed record
    reserved: DWORD;
    processorArchitecture: DWORD;
    version: PACKAGE_VERSION;
    name: Pointer;
    publisher: Pointer;
    resourceId: Pointer;
    publisherId: Pointer;
  end;

  PACKAGE_INFO = record
    reserved: DWORD;
    flags: DWORD;
    path: Pointer;
    packageFullName: Pointer;
    packageFamilyName: Pointer;
    packageId: PACKAGE_ID;
  end;

const PACKAGE_VERSION = extern struct {
    Anonymous: _Anonymous_e__Union,
};

const PACKAGE_ID = extern struct {
    reserved: u32,
    processorArchitecture: u32,
    version: PACKAGE_VERSION,
    name: ?*anyopaque,
    publisher: ?*anyopaque,
    resourceId: ?*anyopaque,
    publisherId: ?*anyopaque,
};

const PACKAGE_INFO = extern struct {
    reserved: u32,
    flags: u32,
    path: ?*anyopaque,
    packageFullName: ?*anyopaque,
    packageFamilyName: ?*anyopaque,
    packageId: PACKAGE_ID,
};

type
  PACKAGE_VERSION {.bycopy.} = object
    Anonymous: _Anonymous_e__Union

  PACKAGE_ID {.packed.} = object
    reserved: uint32
    processorArchitecture: uint32
    version: PACKAGE_VERSION
    name: pointer
    publisher: pointer
    resourceId: pointer
    publisherId: pointer

  PACKAGE_INFO {.bycopy.} = object
    reserved: uint32
    flags: uint32
    path: pointer
    packageFullName: pointer
    packageFamilyName: pointer
    packageId: PACKAGE_ID

struct PACKAGE_VERSION
{
    _Anonymous_e__Union Anonymous;
}

align(4)
struct PACKAGE_ID
{
    uint reserved;
    uint processorArchitecture;
    PACKAGE_VERSION version;
    void* name;
    void* publisher;
    void* resourceId;
    void* publisherId;
}

struct PACKAGE_INFO
{
    uint reserved;
    uint flags;
    void* path;
    void* packageFullName;
    void* packageFamilyName;
    PACKAGE_ID packageId;
}