Files
Aaru/Aaru.Filesystems/F2FS/Structs.cs

107 lines
4.6 KiB
C#

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename : Structs.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : F2FS filesystem plugin.
//
// --[ License ] --------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2025 Natalia Portillo
// ****************************************************************************/
using System;
using System.Diagnostics.CodeAnalysis;
using System.Runtime.InteropServices;
namespace Aaru.Filesystems;
/// <inheritdoc />
/// <summary>Implements detection of the Flash-Friendly File System (F2FS)</summary>
[SuppressMessage("ReSharper", "UnusedMember.Local")]
public sealed partial class F2FS
{
#region Nested type: Superblock
[StructLayout(LayoutKind.Sequential, Pack = 1)]
[SuppressMessage("ReSharper", "InconsistentNaming")]
readonly struct Superblock
{
public readonly uint magic;
public readonly ushort major_ver;
public readonly ushort minor_ver;
public readonly uint log_sectorsize;
public readonly uint log_sectors_per_block;
public readonly uint log_blocksize;
public readonly uint log_blocks_per_seg;
public readonly uint segs_per_sec;
public readonly uint secs_per_zone;
public readonly uint checksum_offset;
public readonly ulong block_count;
public readonly uint section_count;
public readonly uint segment_count;
public readonly uint segment_count_ckpt;
public readonly uint segment_count_sit;
public readonly uint segment_count_nat;
public readonly uint segment_count_ssa;
public readonly uint segment_count_main;
public readonly uint segment0_blkaddr;
public readonly uint cp_blkaddr;
public readonly uint sit_blkaddr;
public readonly uint nat_blkaddr;
public readonly uint ssa_blkaddr;
public readonly uint main_blkaddr;
public readonly uint root_ino;
public readonly uint node_ino;
public readonly uint meta_ino;
public readonly Guid uuid;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 1024)]
public readonly byte[] volume_name;
public readonly uint extension_count;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list1;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list2;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list3;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list4;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list5;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list6;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list7;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public readonly byte[] extension_list8;
public readonly uint cp_payload;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)]
public readonly byte[] version;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)]
public readonly byte[] init_version;
public readonly uint feature;
public readonly byte encryption_level;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
public readonly byte[] encrypt_pw_salt;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 871)]
public readonly byte[] reserved;
}
#endregion
}