COPYDATASTRUCT

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct COPYDATASTRUCT
{
    public UIntPtr dwData;
    public uint cbData;
    public IntPtr lpData;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure COPYDATASTRUCT
    Public dwData As UIntPtr
    Public cbData As UInteger
    Public lpData As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class COPYDATASTRUCT(ctypes.Structure):
    _fields_ = [
        ("dwData", ctypes.c_size_t),
        ("cbData", wintypes.DWORD),
        ("lpData", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct COPYDATASTRUCT {
    pub dwData: usize,
    pub cbData: u32,
    pub lpData: *mut core::ffi::c_void,
}

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

type COPYDATASTRUCT struct {
	dwData uintptr
	cbData uint32
	lpData uintptr
}

type
  COPYDATASTRUCT = record
    dwData: NativeUInt;
    cbData: DWORD;
    lpData: Pointer;
  end;

const COPYDATASTRUCT = extern struct {
    dwData: usize,
    cbData: u32,
    lpData: ?*anyopaque,
};

type
  COPYDATASTRUCT {.bycopy.} = object
    dwData: uint
    cbData: uint32
    lpData: pointer

struct COPYDATASTRUCT
{
    size_t dwData;
    uint cbData;
    void* lpData;
}