PROTOCOLDATA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct PROTOCOLDATA
{
    public uint grfFlags;
    public uint dwState;
    public IntPtr pData;
    public uint cbData;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure PROTOCOLDATA
    Public grfFlags As UInteger
    Public dwState As UInteger
    Public pData As IntPtr
    Public cbData As UInteger
End Structure

import ctypes
from ctypes import wintypes

class PROTOCOLDATA(ctypes.Structure):
    _fields_ = [
        ("grfFlags", wintypes.DWORD),
        ("dwState", wintypes.DWORD),
        ("pData", ctypes.c_void_p),
        ("cbData", wintypes.DWORD),
    ]

#[repr(C)]
pub struct PROTOCOLDATA {
    pub grfFlags: u32,
    pub dwState: u32,
    pub pData: *mut core::ffi::c_void,
    pub cbData: u32,
}

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

type PROTOCOLDATA struct {
	grfFlags uint32
	dwState uint32
	pData uintptr
	cbData uint32
}

type
  PROTOCOLDATA = record
    grfFlags: DWORD;
    dwState: DWORD;
    pData: Pointer;
    cbData: DWORD;
  end;

const PROTOCOLDATA = extern struct {
    grfFlags: u32,
    dwState: u32,
    pData: ?*anyopaque,
    cbData: u32,
};

type
  PROTOCOLDATA {.bycopy.} = object
    grfFlags: uint32
    dwState: uint32
    pData: pointer
    cbData: uint32

struct PROTOCOLDATA
{
    uint grfFlags;
    uint dwState;
    void* pData;
    uint cbData;
}