USBD_ENDPOINT_OFFLOAD_INFORMATION

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, Pack = 1, CharSet = CharSet.Unicode)]
public struct USBD_ENDPOINT_OFFLOAD_INFORMATION
{
    public uint Size;
    public ushort EndpointAddress;
    public uint ResourceId;
    public int Mode;
    public uint _bitfield1;
    public uint _bitfield2;
    public long TransferSegmentLA;
    public IntPtr TransferSegmentVA;
    public UIntPtr TransferRingSize;
    public uint TransferRingInitialCycleBit;
    public uint MessageNumber;
    public long EventRingSegmentLA;
    public IntPtr EventRingSegmentVA;
    public UIntPtr EventRingSize;
    public uint EventRingInitialCycleBit;
    public long ClientTransferRingSegmentPAIn;
    public UIntPtr ClientTransferRingSizeIn;
    public long ClientDataBufferPAIn;
    public UIntPtr ClientDataBufferSizeIn;
    public long ClientDataBufferLAOut;
    public IntPtr ClientDataBufferVAOut;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, Pack:=1, CharSet:=CharSet.Unicode)>
Public Structure USBD_ENDPOINT_OFFLOAD_INFORMATION
    Public Size As UInteger
    Public EndpointAddress As UShort
    Public ResourceId As UInteger
    Public Mode As Integer
    Public _bitfield1 As UInteger
    Public _bitfield2 As UInteger
    Public TransferSegmentLA As Long
    Public TransferSegmentVA As IntPtr
    Public TransferRingSize As UIntPtr
    Public TransferRingInitialCycleBit As UInteger
    Public MessageNumber As UInteger
    Public EventRingSegmentLA As Long
    Public EventRingSegmentVA As IntPtr
    Public EventRingSize As UIntPtr
    Public EventRingInitialCycleBit As UInteger
    Public ClientTransferRingSegmentPAIn As Long
    Public ClientTransferRingSizeIn As UIntPtr
    Public ClientDataBufferPAIn As Long
    Public ClientDataBufferSizeIn As UIntPtr
    Public ClientDataBufferLAOut As Long
    Public ClientDataBufferVAOut As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class USBD_ENDPOINT_OFFLOAD_INFORMATION(ctypes.Structure):
    _pack_ = 1
    _fields_ = [
        ("Size", wintypes.DWORD),
        ("EndpointAddress", ctypes.c_ushort),
        ("ResourceId", wintypes.DWORD),
        ("Mode", ctypes.c_int),
        ("_bitfield1", wintypes.DWORD),
        ("_bitfield2", wintypes.DWORD),
        ("TransferSegmentLA", ctypes.c_longlong),
        ("TransferSegmentVA", ctypes.c_void_p),
        ("TransferRingSize", ctypes.c_size_t),
        ("TransferRingInitialCycleBit", wintypes.DWORD),
        ("MessageNumber", wintypes.DWORD),
        ("EventRingSegmentLA", ctypes.c_longlong),
        ("EventRingSegmentVA", ctypes.c_void_p),
        ("EventRingSize", ctypes.c_size_t),
        ("EventRingInitialCycleBit", wintypes.DWORD),
        ("ClientTransferRingSegmentPAIn", ctypes.c_longlong),
        ("ClientTransferRingSizeIn", ctypes.c_size_t),
        ("ClientDataBufferPAIn", ctypes.c_longlong),
        ("ClientDataBufferSizeIn", ctypes.c_size_t),
        ("ClientDataBufferLAOut", ctypes.c_longlong),
        ("ClientDataBufferVAOut", ctypes.c_void_p),
    ]

#[repr(C, packed(1))]
pub struct USBD_ENDPOINT_OFFLOAD_INFORMATION {
    pub Size: u32,
    pub EndpointAddress: u16,
    pub ResourceId: u32,
    pub Mode: i32,
    pub _bitfield1: u32,
    pub _bitfield2: u32,
    pub TransferSegmentLA: i64,
    pub TransferSegmentVA: *mut core::ffi::c_void,
    pub TransferRingSize: usize,
    pub TransferRingInitialCycleBit: u32,
    pub MessageNumber: u32,
    pub EventRingSegmentLA: i64,
    pub EventRingSegmentVA: *mut core::ffi::c_void,
    pub EventRingSize: usize,
    pub EventRingInitialCycleBit: u32,
    pub ClientTransferRingSegmentPAIn: i64,
    pub ClientTransferRingSizeIn: usize,
    pub ClientDataBufferPAIn: i64,
    pub ClientDataBufferSizeIn: usize,
    pub ClientDataBufferLAOut: i64,
    pub ClientDataBufferVAOut: *mut core::ffi::c_void,
}

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

type USBD_ENDPOINT_OFFLOAD_INFORMATION struct {
	Size uint32
	EndpointAddress uint16
	ResourceId uint32
	Mode int32
	_bitfield1 uint32
	_bitfield2 uint32
	TransferSegmentLA int64
	TransferSegmentVA uintptr
	TransferRingSize uintptr
	TransferRingInitialCycleBit uint32
	MessageNumber uint32
	EventRingSegmentLA int64
	EventRingSegmentVA uintptr
	EventRingSize uintptr
	EventRingInitialCycleBit uint32
	ClientTransferRingSegmentPAIn int64
	ClientTransferRingSizeIn uintptr
	ClientDataBufferPAIn int64
	ClientDataBufferSizeIn uintptr
	ClientDataBufferLAOut int64
	ClientDataBufferVAOut uintptr
}

type
  USBD_ENDPOINT_OFFLOAD_INFORMATION = packed record
    Size: DWORD;
    EndpointAddress: Word;
    ResourceId: DWORD;
    Mode: Integer;
    _bitfield1: DWORD;
    _bitfield2: DWORD;
    TransferSegmentLA: Int64;
    TransferSegmentVA: Pointer;
    TransferRingSize: NativeUInt;
    TransferRingInitialCycleBit: DWORD;
    MessageNumber: DWORD;
    EventRingSegmentLA: Int64;
    EventRingSegmentVA: Pointer;
    EventRingSize: NativeUInt;
    EventRingInitialCycleBit: DWORD;
    ClientTransferRingSegmentPAIn: Int64;
    ClientTransferRingSizeIn: NativeUInt;
    ClientDataBufferPAIn: Int64;
    ClientDataBufferSizeIn: NativeUInt;
    ClientDataBufferLAOut: Int64;
    ClientDataBufferVAOut: Pointer;
  end;

const USBD_ENDPOINT_OFFLOAD_INFORMATION = extern struct {
    Size: u32,
    EndpointAddress: u16,
    ResourceId: u32,
    Mode: i32,
    _bitfield1: u32,
    _bitfield2: u32,
    TransferSegmentLA: i64,
    TransferSegmentVA: ?*anyopaque,
    TransferRingSize: usize,
    TransferRingInitialCycleBit: u32,
    MessageNumber: u32,
    EventRingSegmentLA: i64,
    EventRingSegmentVA: ?*anyopaque,
    EventRingSize: usize,
    EventRingInitialCycleBit: u32,
    ClientTransferRingSegmentPAIn: i64,
    ClientTransferRingSizeIn: usize,
    ClientDataBufferPAIn: i64,
    ClientDataBufferSizeIn: usize,
    ClientDataBufferLAOut: i64,
    ClientDataBufferVAOut: ?*anyopaque,
};

type
  USBD_ENDPOINT_OFFLOAD_INFORMATION {.packed.} = object
    Size: uint32
    EndpointAddress: uint16
    ResourceId: uint32
    Mode: int32
    _bitfield1: uint32
    _bitfield2: uint32
    TransferSegmentLA: int64
    TransferSegmentVA: pointer
    TransferRingSize: uint
    TransferRingInitialCycleBit: uint32
    MessageNumber: uint32
    EventRingSegmentLA: int64
    EventRingSegmentVA: pointer
    EventRingSize: uint
    EventRingInitialCycleBit: uint32
    ClientTransferRingSegmentPAIn: int64
    ClientTransferRingSizeIn: uint
    ClientDataBufferPAIn: int64
    ClientDataBufferSizeIn: uint
    ClientDataBufferLAOut: int64
    ClientDataBufferVAOut: pointer

align(1)
struct USBD_ENDPOINT_OFFLOAD_INFORMATION
{
    uint Size;
    ushort EndpointAddress;
    uint ResourceId;
    int Mode;
    uint _bitfield1;
    uint _bitfield2;
    long TransferSegmentLA;
    void* TransferSegmentVA;
    size_t TransferRingSize;
    uint TransferRingInitialCycleBit;
    uint MessageNumber;
    long EventRingSegmentLA;
    void* EventRingSegmentVA;
    size_t EventRingSize;
    uint EventRingInitialCycleBit;
    long ClientTransferRingSegmentPAIn;
    size_t ClientTransferRingSizeIn;
    long ClientDataBufferPAIn;
    size_t ClientDataBufferSizeIn;
    long ClientDataBufferLAOut;
    void* ClientDataBufferVAOut;
}