RIO_EXTENSION_FUNCTION_TABLE

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct RIO_EXTENSION_FUNCTION_TABLE
{
    public uint cbSize;
    public IntPtr RIOReceive;
    public IntPtr RIOReceiveEx;
    public IntPtr RIOSend;
    public IntPtr RIOSendEx;
    public IntPtr RIOCloseCompletionQueue;
    public IntPtr RIOCreateCompletionQueue;
    public IntPtr RIOCreateRequestQueue;
    public IntPtr RIODequeueCompletion;
    public IntPtr RIODeregisterBuffer;
    public IntPtr RIONotify;
    public IntPtr RIORegisterBuffer;
    public IntPtr RIOResizeCompletionQueue;
    public IntPtr RIOResizeRequestQueue;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure RIO_EXTENSION_FUNCTION_TABLE
    Public cbSize As UInteger
    Public RIOReceive As IntPtr
    Public RIOReceiveEx As IntPtr
    Public RIOSend As IntPtr
    Public RIOSendEx As IntPtr
    Public RIOCloseCompletionQueue As IntPtr
    Public RIOCreateCompletionQueue As IntPtr
    Public RIOCreateRequestQueue As IntPtr
    Public RIODequeueCompletion As IntPtr
    Public RIODeregisterBuffer As IntPtr
    Public RIONotify As IntPtr
    Public RIORegisterBuffer As IntPtr
    Public RIOResizeCompletionQueue As IntPtr
    Public RIOResizeRequestQueue As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class RIO_EXTENSION_FUNCTION_TABLE(ctypes.Structure):
    _fields_ = [
        ("cbSize", wintypes.DWORD),
        ("RIOReceive", ctypes.c_void_p),
        ("RIOReceiveEx", ctypes.c_void_p),
        ("RIOSend", ctypes.c_void_p),
        ("RIOSendEx", ctypes.c_void_p),
        ("RIOCloseCompletionQueue", ctypes.c_void_p),
        ("RIOCreateCompletionQueue", ctypes.c_void_p),
        ("RIOCreateRequestQueue", ctypes.c_void_p),
        ("RIODequeueCompletion", ctypes.c_void_p),
        ("RIODeregisterBuffer", ctypes.c_void_p),
        ("RIONotify", ctypes.c_void_p),
        ("RIORegisterBuffer", ctypes.c_void_p),
        ("RIOResizeCompletionQueue", ctypes.c_void_p),
        ("RIOResizeRequestQueue", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct RIO_EXTENSION_FUNCTION_TABLE {
    pub cbSize: u32,
    pub RIOReceive: *mut core::ffi::c_void,
    pub RIOReceiveEx: *mut core::ffi::c_void,
    pub RIOSend: *mut core::ffi::c_void,
    pub RIOSendEx: *mut core::ffi::c_void,
    pub RIOCloseCompletionQueue: *mut core::ffi::c_void,
    pub RIOCreateCompletionQueue: *mut core::ffi::c_void,
    pub RIOCreateRequestQueue: *mut core::ffi::c_void,
    pub RIODequeueCompletion: *mut core::ffi::c_void,
    pub RIODeregisterBuffer: *mut core::ffi::c_void,
    pub RIONotify: *mut core::ffi::c_void,
    pub RIORegisterBuffer: *mut core::ffi::c_void,
    pub RIOResizeCompletionQueue: *mut core::ffi::c_void,
    pub RIOResizeRequestQueue: *mut core::ffi::c_void,
}

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

type RIO_EXTENSION_FUNCTION_TABLE struct {
	cbSize uint32
	RIOReceive uintptr
	RIOReceiveEx uintptr
	RIOSend uintptr
	RIOSendEx uintptr
	RIOCloseCompletionQueue uintptr
	RIOCreateCompletionQueue uintptr
	RIOCreateRequestQueue uintptr
	RIODequeueCompletion uintptr
	RIODeregisterBuffer uintptr
	RIONotify uintptr
	RIORegisterBuffer uintptr
	RIOResizeCompletionQueue uintptr
	RIOResizeRequestQueue uintptr
}

type
  RIO_EXTENSION_FUNCTION_TABLE = record
    cbSize: DWORD;
    RIOReceive: Pointer;
    RIOReceiveEx: Pointer;
    RIOSend: Pointer;
    RIOSendEx: Pointer;
    RIOCloseCompletionQueue: Pointer;
    RIOCreateCompletionQueue: Pointer;
    RIOCreateRequestQueue: Pointer;
    RIODequeueCompletion: Pointer;
    RIODeregisterBuffer: Pointer;
    RIONotify: Pointer;
    RIORegisterBuffer: Pointer;
    RIOResizeCompletionQueue: Pointer;
    RIOResizeRequestQueue: Pointer;
  end;

const RIO_EXTENSION_FUNCTION_TABLE = extern struct {
    cbSize: u32,
    RIOReceive: ?*anyopaque,
    RIOReceiveEx: ?*anyopaque,
    RIOSend: ?*anyopaque,
    RIOSendEx: ?*anyopaque,
    RIOCloseCompletionQueue: ?*anyopaque,
    RIOCreateCompletionQueue: ?*anyopaque,
    RIOCreateRequestQueue: ?*anyopaque,
    RIODequeueCompletion: ?*anyopaque,
    RIODeregisterBuffer: ?*anyopaque,
    RIONotify: ?*anyopaque,
    RIORegisterBuffer: ?*anyopaque,
    RIOResizeCompletionQueue: ?*anyopaque,
    RIOResizeRequestQueue: ?*anyopaque,
};

type
  RIO_EXTENSION_FUNCTION_TABLE {.bycopy.} = object
    cbSize: uint32
    RIOReceive: pointer
    RIOReceiveEx: pointer
    RIOSend: pointer
    RIOSendEx: pointer
    RIOCloseCompletionQueue: pointer
    RIOCreateCompletionQueue: pointer
    RIOCreateRequestQueue: pointer
    RIODequeueCompletion: pointer
    RIODeregisterBuffer: pointer
    RIONotify: pointer
    RIORegisterBuffer: pointer
    RIOResizeCompletionQueue: pointer
    RIOResizeRequestQueue: pointer

struct RIO_EXTENSION_FUNCTION_TABLE
{
    uint cbSize;
    void* RIOReceive;
    void* RIOReceiveEx;
    void* RIOSend;
    void* RIOSendEx;
    void* RIOCloseCompletionQueue;
    void* RIOCreateCompletionQueue;
    void* RIOCreateRequestQueue;
    void* RIODequeueCompletion;
    void* RIODeregisterBuffer;
    void* RIONotify;
    void* RIORegisterBuffer;
    void* RIOResizeCompletionQueue;
    void* RIOResizeRequestQueue;
}