NVME_COMMAND

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct NVME_COMMAND_DWORD0
{
    public _Anonymous_e__Struct Anonymous;
    public uint AsUlong;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct NVME_COMMAND
{
    public NVME_COMMAND_DWORD0 CDW0;
    public uint NSID;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)] public uint[] Reserved0;
    public ulong MPTR;
    public _Anonymous_e__Union Anonymous;
    public _u_e__Union u;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure NVME_COMMAND_DWORD0
    Public Anonymous As _Anonymous_e__Struct
    Public AsUlong As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure NVME_COMMAND
    Public CDW0 As NVME_COMMAND_DWORD0
    Public NSID As UInteger
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=2)> Public Reserved0() As UInteger
    Public MPTR As ULong
    Public Anonymous As _Anonymous_e__Union
    Public u As _u_e__Union
End Structure

import ctypes
from ctypes import wintypes

class NVME_COMMAND_DWORD0(ctypes.Structure):
    _fields_ = [
        ("Anonymous", _Anonymous_e__Struct),
        ("AsUlong", wintypes.DWORD),
    ]

class NVME_COMMAND(ctypes.Structure):
    _fields_ = [
        ("CDW0", NVME_COMMAND_DWORD0),
        ("NSID", wintypes.DWORD),
        ("Reserved0", wintypes.DWORD * 2),
        ("MPTR", ctypes.c_ulonglong),
        ("Anonymous", _Anonymous_e__Union),
        ("u", _u_e__Union),
    ]

#[repr(C)]
pub struct NVME_COMMAND_DWORD0 {
    pub Anonymous: _Anonymous_e__Struct,
    pub AsUlong: u32,
}

#[repr(C)]
pub struct NVME_COMMAND {
    pub CDW0: NVME_COMMAND_DWORD0,
    pub NSID: u32,
    pub Reserved0: [u32; 2],
    pub MPTR: u64,
    pub Anonymous: _Anonymous_e__Union,
    pub u: _u_e__Union,
}

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

type NVME_COMMAND_DWORD0 struct {
	Anonymous _Anonymous_e__Struct
	AsUlong uint32
}

type NVME_COMMAND struct {
	CDW0 NVME_COMMAND_DWORD0
	NSID uint32
	Reserved0 [2]uint32
	MPTR uint64
	Anonymous _Anonymous_e__Union
	u _u_e__Union
}

type
  NVME_COMMAND_DWORD0 = record
    Anonymous: _Anonymous_e__Struct;
    AsUlong: DWORD;
  end;

  NVME_COMMAND = record
    CDW0: NVME_COMMAND_DWORD0;
    NSID: DWORD;
    Reserved0: array[0..1] of DWORD;
    MPTR: UInt64;
    Anonymous: _Anonymous_e__Union;
    u: _u_e__Union;
  end;

const NVME_COMMAND_DWORD0 = extern struct {
    Anonymous: _Anonymous_e__Struct,
    AsUlong: u32,
};

const NVME_COMMAND = extern struct {
    CDW0: NVME_COMMAND_DWORD0,
    NSID: u32,
    Reserved0: [2]u32,
    MPTR: u64,
    Anonymous: _Anonymous_e__Union,
    u: _u_e__Union,
};

type
  NVME_COMMAND_DWORD0 {.bycopy.} = object
    Anonymous: _Anonymous_e__Struct
    AsUlong: uint32

  NVME_COMMAND {.bycopy.} = object
    CDW0: NVME_COMMAND_DWORD0
    NSID: uint32
    Reserved0: array[2, uint32]
    MPTR: uint64
    Anonymous: _Anonymous_e__Union
    u: _u_e__Union

struct NVME_COMMAND_DWORD0
{
    _Anonymous_e__Struct Anonymous;
    uint AsUlong;
}

struct NVME_COMMAND
{
    NVME_COMMAND_DWORD0 CDW0;
    uint NSID;
    uint[2] Reserved0;
    ulong MPTR;
    _Anonymous_e__Union Anonymous;
    _u_e__Union u;
}