TP_CALLBACK_ENVIRON_V3

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct TP_CALLBACK_ENVIRON_V3
{
    public uint Version;
    public IntPtr Pool;
    public IntPtr CleanupGroup;
    public IntPtr CleanupGroupCancelCallback;
    public IntPtr RaceDll;
    public IntPtr ActivationContext;
    public IntPtr FinalizationCallback;
    public _u_e__Union u;
    public int CallbackPriority;
    public uint Size;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure TP_CALLBACK_ENVIRON_V3
    Public Version As UInteger
    Public Pool As IntPtr
    Public CleanupGroup As IntPtr
    Public CleanupGroupCancelCallback As IntPtr
    Public RaceDll As IntPtr
    Public ActivationContext As IntPtr
    Public FinalizationCallback As IntPtr
    Public u As _u_e__Union
    Public CallbackPriority As Integer
    Public Size As UInteger
End Structure

import ctypes
from ctypes import wintypes

class TP_CALLBACK_ENVIRON_V3(ctypes.Structure):
    _fields_ = [
        ("Version", wintypes.DWORD),
        ("Pool", ctypes.c_ssize_t),
        ("CleanupGroup", ctypes.c_ssize_t),
        ("CleanupGroupCancelCallback", ctypes.c_void_p),
        ("RaceDll", ctypes.c_void_p),
        ("ActivationContext", ctypes.c_ssize_t),
        ("FinalizationCallback", ctypes.c_void_p),
        ("u", _u_e__Union),
        ("CallbackPriority", ctypes.c_int),
        ("Size", wintypes.DWORD),
    ]

#[repr(C)]
pub struct TP_CALLBACK_ENVIRON_V3 {
    pub Version: u32,
    pub Pool: isize,
    pub CleanupGroup: isize,
    pub CleanupGroupCancelCallback: *mut core::ffi::c_void,
    pub RaceDll: *mut core::ffi::c_void,
    pub ActivationContext: isize,
    pub FinalizationCallback: *mut core::ffi::c_void,
    pub u: _u_e__Union,
    pub CallbackPriority: i32,
    pub Size: u32,
}

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

type TP_CALLBACK_ENVIRON_V3 struct {
	Version uint32
	Pool uintptr
	CleanupGroup uintptr
	CleanupGroupCancelCallback uintptr
	RaceDll uintptr
	ActivationContext uintptr
	FinalizationCallback uintptr
	u _u_e__Union
	CallbackPriority int32
	Size uint32
}

type
  TP_CALLBACK_ENVIRON_V3 = record
    Version: DWORD;
    Pool: NativeInt;
    CleanupGroup: NativeInt;
    CleanupGroupCancelCallback: Pointer;
    RaceDll: Pointer;
    ActivationContext: NativeInt;
    FinalizationCallback: Pointer;
    u: _u_e__Union;
    CallbackPriority: Integer;
    Size: DWORD;
  end;

const TP_CALLBACK_ENVIRON_V3 = extern struct {
    Version: u32,
    Pool: isize,
    CleanupGroup: isize,
    CleanupGroupCancelCallback: ?*anyopaque,
    RaceDll: ?*anyopaque,
    ActivationContext: isize,
    FinalizationCallback: ?*anyopaque,
    u: _u_e__Union,
    CallbackPriority: i32,
    Size: u32,
};

type
  TP_CALLBACK_ENVIRON_V3 {.bycopy.} = object
    Version: uint32
    Pool: int
    CleanupGroup: int
    CleanupGroupCancelCallback: pointer
    RaceDll: pointer
    ActivationContext: int
    FinalizationCallback: pointer
    u: _u_e__Union
    CallbackPriority: int32
    Size: uint32

struct TP_CALLBACK_ENVIRON_V3
{
    uint Version;
    ptrdiff_t Pool;
    ptrdiff_t CleanupGroup;
    void* CleanupGroupCancelCallback;
    void* RaceDll;
    ptrdiff_t ActivationContext;
    void* FinalizationCallback;
    _u_e__Union u;
    int CallbackPriority;
    uint Size;
}