WS_SERVICE_CONTRACT

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct WS_SERVICE_CONTRACT
{
    public IntPtr contractDescription;
    public IntPtr defaultMessageHandlerCallback;
    public IntPtr methodTable;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure WS_SERVICE_CONTRACT
    Public contractDescription As IntPtr
    Public defaultMessageHandlerCallback As IntPtr
    Public methodTable As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class WS_SERVICE_CONTRACT(ctypes.Structure):
    _fields_ = [
        ("contractDescription", ctypes.c_void_p),
        ("defaultMessageHandlerCallback", ctypes.c_void_p),
        ("methodTable", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct WS_SERVICE_CONTRACT {
    pub contractDescription: *mut core::ffi::c_void,
    pub defaultMessageHandlerCallback: *mut core::ffi::c_void,
    pub methodTable: *mut core::ffi::c_void,
}

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

type WS_SERVICE_CONTRACT struct {
	contractDescription uintptr
	defaultMessageHandlerCallback uintptr
	methodTable uintptr
}

type
  WS_SERVICE_CONTRACT = record
    contractDescription: Pointer;
    defaultMessageHandlerCallback: Pointer;
    methodTable: Pointer;
  end;

const WS_SERVICE_CONTRACT = extern struct {
    contractDescription: ?*anyopaque,
    defaultMessageHandlerCallback: ?*anyopaque,
    methodTable: ?*anyopaque,
};

type
  WS_SERVICE_CONTRACT {.bycopy.} = object
    contractDescription: pointer
    defaultMessageHandlerCallback: pointer
    methodTable: pointer

struct WS_SERVICE_CONTRACT
{
    void* contractDescription;
    void* defaultMessageHandlerCallback;
    void* methodTable;
}