NVME_OCP_DEVICE_CAPABILITIES_LOG

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DSSD_POWER_STATE_DESCRIPTOR
{
    public byte _bitfield;
}

[StructLayout(LayoutKind.Sequential, Pack = 1, CharSet = CharSet.Unicode)]
public struct NVME_OCP_DEVICE_CAPABILITIES_LOG
{
    public ushort PciePorts;
    public _OobMgmtSupport_e__Union OobMgmtSupport;
    public _WriteZeroesCommand_e__Union WriteZeroesCommand;
    public _SanitizeCommand_e__Union SanitizeCommand;
    public _DatasetMgmtCommand_e__Union DatasetMgmtCommand;
    public _WriteUncorrectableCommand_e__Union WriteUncorrectableCommand;
    public _FusedCommand_e__Union FusedCommand;
    public ushort MinimumValidDSSDPowerState;
    public byte Reserved0;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 127)] public DSSD_POWER_STATE_DESCRIPTOR[] DssdDescriptors;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3934)] public byte[] Reserved1;
    public ushort LogPageVersionNumber;
    public Guid LogPageGUID;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DSSD_POWER_STATE_DESCRIPTOR
    Public _bitfield As Byte
End Structure

<StructLayout(LayoutKind.Sequential, Pack:=1, CharSet:=CharSet.Unicode)>
Public Structure NVME_OCP_DEVICE_CAPABILITIES_LOG
    Public PciePorts As UShort
    Public OobMgmtSupport As _OobMgmtSupport_e__Union
    Public WriteZeroesCommand As _WriteZeroesCommand_e__Union
    Public SanitizeCommand As _SanitizeCommand_e__Union
    Public DatasetMgmtCommand As _DatasetMgmtCommand_e__Union
    Public WriteUncorrectableCommand As _WriteUncorrectableCommand_e__Union
    Public FusedCommand As _FusedCommand_e__Union
    Public MinimumValidDSSDPowerState As UShort
    Public Reserved0 As Byte
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=127)> Public DssdDescriptors() As DSSD_POWER_STATE_DESCRIPTOR
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=3934)> Public Reserved1() As Byte
    Public LogPageVersionNumber As UShort
    Public LogPageGUID As Guid
End Structure

import ctypes
from ctypes import wintypes

class DSSD_POWER_STATE_DESCRIPTOR(ctypes.Structure):
    _fields_ = [
        ("_bitfield", ctypes.c_ubyte),
    ]

class NVME_OCP_DEVICE_CAPABILITIES_LOG(ctypes.Structure):
    _pack_ = 1
    _fields_ = [
        ("PciePorts", ctypes.c_ushort),
        ("OobMgmtSupport", _OobMgmtSupport_e__Union),
        ("WriteZeroesCommand", _WriteZeroesCommand_e__Union),
        ("SanitizeCommand", _SanitizeCommand_e__Union),
        ("DatasetMgmtCommand", _DatasetMgmtCommand_e__Union),
        ("WriteUncorrectableCommand", _WriteUncorrectableCommand_e__Union),
        ("FusedCommand", _FusedCommand_e__Union),
        ("MinimumValidDSSDPowerState", ctypes.c_ushort),
        ("Reserved0", ctypes.c_ubyte),
        ("DssdDescriptors", DSSD_POWER_STATE_DESCRIPTOR * 127),
        ("Reserved1", ctypes.c_ubyte * 3934),
        ("LogPageVersionNumber", ctypes.c_ushort),
        ("LogPageGUID", GUID),
    ]

#[repr(C)]
pub struct DSSD_POWER_STATE_DESCRIPTOR {
    pub _bitfield: u8,
}

#[repr(C, packed(1))]
pub struct NVME_OCP_DEVICE_CAPABILITIES_LOG {
    pub PciePorts: u16,
    pub OobMgmtSupport: _OobMgmtSupport_e__Union,
    pub WriteZeroesCommand: _WriteZeroesCommand_e__Union,
    pub SanitizeCommand: _SanitizeCommand_e__Union,
    pub DatasetMgmtCommand: _DatasetMgmtCommand_e__Union,
    pub WriteUncorrectableCommand: _WriteUncorrectableCommand_e__Union,
    pub FusedCommand: _FusedCommand_e__Union,
    pub MinimumValidDSSDPowerState: u16,
    pub Reserved0: u8,
    pub DssdDescriptors: [DSSD_POWER_STATE_DESCRIPTOR; 127],
    pub Reserved1: [u8; 3934],
    pub LogPageVersionNumber: u16,
    pub LogPageGUID: GUID,
}

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

type DSSD_POWER_STATE_DESCRIPTOR struct {
	_bitfield byte
}

type NVME_OCP_DEVICE_CAPABILITIES_LOG struct {
	PciePorts uint16
	OobMgmtSupport _OobMgmtSupport_e__Union
	WriteZeroesCommand _WriteZeroesCommand_e__Union
	SanitizeCommand _SanitizeCommand_e__Union
	DatasetMgmtCommand _DatasetMgmtCommand_e__Union
	WriteUncorrectableCommand _WriteUncorrectableCommand_e__Union
	FusedCommand _FusedCommand_e__Union
	MinimumValidDSSDPowerState uint16
	Reserved0 byte
	DssdDescriptors [127]DSSD_POWER_STATE_DESCRIPTOR
	Reserved1 [3934]byte
	LogPageVersionNumber uint16
	LogPageGUID windows.GUID
}

type
  DSSD_POWER_STATE_DESCRIPTOR = record
    _bitfield: Byte;
  end;

  NVME_OCP_DEVICE_CAPABILITIES_LOG = packed record
    PciePorts: Word;
    OobMgmtSupport: _OobMgmtSupport_e__Union;
    WriteZeroesCommand: _WriteZeroesCommand_e__Union;
    SanitizeCommand: _SanitizeCommand_e__Union;
    DatasetMgmtCommand: _DatasetMgmtCommand_e__Union;
    WriteUncorrectableCommand: _WriteUncorrectableCommand_e__Union;
    FusedCommand: _FusedCommand_e__Union;
    MinimumValidDSSDPowerState: Word;
    Reserved0: Byte;
    DssdDescriptors: array[0..126] of DSSD_POWER_STATE_DESCRIPTOR;
    Reserved1: array[0..3933] of Byte;
    LogPageVersionNumber: Word;
    LogPageGUID: TGUID;
  end;

const DSSD_POWER_STATE_DESCRIPTOR = extern struct {
    _bitfield: u8,
};

const NVME_OCP_DEVICE_CAPABILITIES_LOG = extern struct {
    PciePorts: u16,
    OobMgmtSupport: _OobMgmtSupport_e__Union,
    WriteZeroesCommand: _WriteZeroesCommand_e__Union,
    SanitizeCommand: _SanitizeCommand_e__Union,
    DatasetMgmtCommand: _DatasetMgmtCommand_e__Union,
    WriteUncorrectableCommand: _WriteUncorrectableCommand_e__Union,
    FusedCommand: _FusedCommand_e__Union,
    MinimumValidDSSDPowerState: u16,
    Reserved0: u8,
    DssdDescriptors: [127]DSSD_POWER_STATE_DESCRIPTOR,
    Reserved1: [3934]u8,
    LogPageVersionNumber: u16,
    LogPageGUID: GUID,
};

type
  DSSD_POWER_STATE_DESCRIPTOR {.bycopy.} = object
    _bitfield: uint8

  NVME_OCP_DEVICE_CAPABILITIES_LOG {.packed.} = object
    PciePorts: uint16
    OobMgmtSupport: _OobMgmtSupport_e__Union
    WriteZeroesCommand: _WriteZeroesCommand_e__Union
    SanitizeCommand: _SanitizeCommand_e__Union
    DatasetMgmtCommand: _DatasetMgmtCommand_e__Union
    WriteUncorrectableCommand: _WriteUncorrectableCommand_e__Union
    FusedCommand: _FusedCommand_e__Union
    MinimumValidDSSDPowerState: uint16
    Reserved0: uint8
    DssdDescriptors: array[127, DSSD_POWER_STATE_DESCRIPTOR]
    Reserved1: array[3934, uint8]
    LogPageVersionNumber: uint16
    LogPageGUID: GUID

struct DSSD_POWER_STATE_DESCRIPTOR
{
    ubyte _bitfield;
}

align(1)
struct NVME_OCP_DEVICE_CAPABILITIES_LOG
{
    ushort PciePorts;
    _OobMgmtSupport_e__Union OobMgmtSupport;
    _WriteZeroesCommand_e__Union WriteZeroesCommand;
    _SanitizeCommand_e__Union SanitizeCommand;
    _DatasetMgmtCommand_e__Union DatasetMgmtCommand;
    _WriteUncorrectableCommand_e__Union WriteUncorrectableCommand;
    _FusedCommand_e__Union FusedCommand;
    ushort MinimumValidDSSDPowerState;
    ubyte Reserved0;
    DSSD_POWER_STATE_DESCRIPTOR[127] DssdDescriptors;
    ubyte[3934] Reserved1;
    ushort LogPageVersionNumber;
    GUID LogPageGUID;
}