XSTATE_CONFIGURATION

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct XSTATE_FEATURE
{
    public uint Offset;
    public uint Size;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct XSTATE_CONFIGURATION
{
    public ulong EnabledFeatures;
    public ulong EnabledVolatileFeatures;
    public uint Size;
    public _Anonymous_e__Union Anonymous;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)] public XSTATE_FEATURE[] Features;
    public ulong EnabledSupervisorFeatures;
    public ulong AlignedFeatures;
    public uint AllFeatureSize;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)] public uint[] AllFeatures;
    public ulong EnabledUserVisibleSupervisorFeatures;
    public ulong ExtendedFeatureDisableFeatures;
    public uint AllNonLargeFeatureSize;
    public ushort MaxSveVectorLength;
    public ushort Spare1;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure XSTATE_FEATURE
    Public Offset As UInteger
    Public Size As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure XSTATE_CONFIGURATION
    Public EnabledFeatures As ULong
    Public EnabledVolatileFeatures As ULong
    Public Size As UInteger
    Public Anonymous As _Anonymous_e__Union
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=64)> Public Features() As XSTATE_FEATURE
    Public EnabledSupervisorFeatures As ULong
    Public AlignedFeatures As ULong
    Public AllFeatureSize As UInteger
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=64)> Public AllFeatures() As UInteger
    Public EnabledUserVisibleSupervisorFeatures As ULong
    Public ExtendedFeatureDisableFeatures As ULong
    Public AllNonLargeFeatureSize As UInteger
    Public MaxSveVectorLength As UShort
    Public Spare1 As UShort
End Structure

import ctypes
from ctypes import wintypes

class XSTATE_FEATURE(ctypes.Structure):
    _fields_ = [
        ("Offset", wintypes.DWORD),
        ("Size", wintypes.DWORD),
    ]

class XSTATE_CONFIGURATION(ctypes.Structure):
    _fields_ = [
        ("EnabledFeatures", ctypes.c_ulonglong),
        ("EnabledVolatileFeatures", ctypes.c_ulonglong),
        ("Size", wintypes.DWORD),
        ("Anonymous", _Anonymous_e__Union),
        ("Features", XSTATE_FEATURE * 64),
        ("EnabledSupervisorFeatures", ctypes.c_ulonglong),
        ("AlignedFeatures", ctypes.c_ulonglong),
        ("AllFeatureSize", wintypes.DWORD),
        ("AllFeatures", wintypes.DWORD * 64),
        ("EnabledUserVisibleSupervisorFeatures", ctypes.c_ulonglong),
        ("ExtendedFeatureDisableFeatures", ctypes.c_ulonglong),
        ("AllNonLargeFeatureSize", wintypes.DWORD),
        ("MaxSveVectorLength", ctypes.c_ushort),
        ("Spare1", ctypes.c_ushort),
    ]

#[repr(C)]
pub struct XSTATE_FEATURE {
    pub Offset: u32,
    pub Size: u32,
}

#[repr(C)]
pub struct XSTATE_CONFIGURATION {
    pub EnabledFeatures: u64,
    pub EnabledVolatileFeatures: u64,
    pub Size: u32,
    pub Anonymous: _Anonymous_e__Union,
    pub Features: [XSTATE_FEATURE; 64],
    pub EnabledSupervisorFeatures: u64,
    pub AlignedFeatures: u64,
    pub AllFeatureSize: u32,
    pub AllFeatures: [u32; 64],
    pub EnabledUserVisibleSupervisorFeatures: u64,
    pub ExtendedFeatureDisableFeatures: u64,
    pub AllNonLargeFeatureSize: u32,
    pub MaxSveVectorLength: u16,
    pub Spare1: u16,
}

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

type XSTATE_FEATURE struct {
	Offset uint32
	Size uint32
}

type XSTATE_CONFIGURATION struct {
	EnabledFeatures uint64
	EnabledVolatileFeatures uint64
	Size uint32
	Anonymous _Anonymous_e__Union
	Features [64]XSTATE_FEATURE
	EnabledSupervisorFeatures uint64
	AlignedFeatures uint64
	AllFeatureSize uint32
	AllFeatures [64]uint32
	EnabledUserVisibleSupervisorFeatures uint64
	ExtendedFeatureDisableFeatures uint64
	AllNonLargeFeatureSize uint32
	MaxSveVectorLength uint16
	Spare1 uint16
}

type
  XSTATE_FEATURE = record
    Offset: DWORD;
    Size: DWORD;
  end;

  XSTATE_CONFIGURATION = record
    EnabledFeatures: UInt64;
    EnabledVolatileFeatures: UInt64;
    Size: DWORD;
    Anonymous: _Anonymous_e__Union;
    Features: array[0..63] of XSTATE_FEATURE;
    EnabledSupervisorFeatures: UInt64;
    AlignedFeatures: UInt64;
    AllFeatureSize: DWORD;
    AllFeatures: array[0..63] of DWORD;
    EnabledUserVisibleSupervisorFeatures: UInt64;
    ExtendedFeatureDisableFeatures: UInt64;
    AllNonLargeFeatureSize: DWORD;
    MaxSveVectorLength: Word;
    Spare1: Word;
  end;

const XSTATE_FEATURE = extern struct {
    Offset: u32,
    Size: u32,
};

const XSTATE_CONFIGURATION = extern struct {
    EnabledFeatures: u64,
    EnabledVolatileFeatures: u64,
    Size: u32,
    Anonymous: _Anonymous_e__Union,
    Features: [64]XSTATE_FEATURE,
    EnabledSupervisorFeatures: u64,
    AlignedFeatures: u64,
    AllFeatureSize: u32,
    AllFeatures: [64]u32,
    EnabledUserVisibleSupervisorFeatures: u64,
    ExtendedFeatureDisableFeatures: u64,
    AllNonLargeFeatureSize: u32,
    MaxSveVectorLength: u16,
    Spare1: u16,
};

type
  XSTATE_FEATURE {.bycopy.} = object
    Offset: uint32
    Size: uint32

  XSTATE_CONFIGURATION {.bycopy.} = object
    EnabledFeatures: uint64
    EnabledVolatileFeatures: uint64
    Size: uint32
    Anonymous: _Anonymous_e__Union
    Features: array[64, XSTATE_FEATURE]
    EnabledSupervisorFeatures: uint64
    AlignedFeatures: uint64
    AllFeatureSize: uint32
    AllFeatures: array[64, uint32]
    EnabledUserVisibleSupervisorFeatures: uint64
    ExtendedFeatureDisableFeatures: uint64
    AllNonLargeFeatureSize: uint32
    MaxSveVectorLength: uint16
    Spare1: uint16

struct XSTATE_FEATURE
{
    uint Offset;
    uint Size;
}

struct XSTATE_CONFIGURATION
{
    ulong EnabledFeatures;
    ulong EnabledVolatileFeatures;
    uint Size;
    _Anonymous_e__Union Anonymous;
    XSTATE_FEATURE[64] Features;
    ulong EnabledSupervisorFeatures;
    ulong AlignedFeatures;
    uint AllFeatureSize;
    uint[64] AllFeatures;
    ulong EnabledUserVisibleSupervisorFeatures;
    ulong ExtendedFeatureDisableFeatures;
    uint AllNonLargeFeatureSize;
    ushort MaxSveVectorLength;
    ushort Spare1;
}