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Move all interfaces, extents, interop and metadata to DiscImageChef.CommonTypes.
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321
DiscImageChef.CommonTypes/Structs/Filesystems.cs
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321
DiscImageChef.CommonTypes/Structs/Filesystems.cs
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// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : Structs.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : DiscImageChef filesystem plugins.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains enumerations and structures of common usage by filesystem
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// plugins.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2018 Natalia Portillo
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// ****************************************************************************/
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using System;
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using System.Runtime.InteropServices;
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namespace DiscImageChef.CommonTypes.Structs
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{
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/// <summary>
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/// File attributes.
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/// </summary>
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[Flags]
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public enum FileAttributes : ulong
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{
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/// <summary>File is an alias (Mac OS)</summary>
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Alias = 0x01,
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/// <summary>Indicates that the file can only be writable appended</summary>
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AppendOnly = 0x02,
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/// <summary>File is candidate for archival/backup</summary>
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Archive = 0x04,
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/// <summary>File is a block device</summary>
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BlockDevice = 0x08,
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/// <summary>File is stored on filesystem block units instead of device sectors</summary>
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BlockUnits = 0x10,
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/// <summary>Directory is a bundle or file contains a BNDL resource</summary>
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Bundle = 0x20,
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/// <summary>File is a char device</summary>
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CharDevice = 0x40,
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/// <summary>File is compressed</summary>
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Compressed = 0x80,
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/// <summary>File is compressed and should not be uncompressed on read</summary>
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CompressedRaw = 0x100,
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/// <summary>File has compression errors</summary>
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CompressionError = 0x200,
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/// <summary>Compressed file is dirty</summary>
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CompressionDirty = 0x400,
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/// <summary>File is a device</summary>
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Device = 0x800,
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/// <summary>File is a directory</summary>
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Directory = 0x1000,
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/// <summary>File is encrypted</summary>
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Encrypted = 0x2000,
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/// <summary>File is stored on disk using extents</summary>
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Extents = 0x4000,
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/// <summary>File is a FIFO</summary>
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FIFO = 0x8000,
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/// <summary>File is a normal file</summary>
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File = 0x10000,
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/// <summary>File is a Mac OS file containing desktop databases that has already been added to the desktop database</summary>
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HasBeenInited = 0x20000,
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/// <summary>File contains an icon resource / EA</summary>
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HasCustomIcon = 0x40000,
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/// <summary>File is a Mac OS extension or control panel lacking INIT resources</summary>
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HasNoINITs = 0x80000,
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/// <summary>File is hidden/invisible</summary>
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Hidden = 0x100000,
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/// <summary>File cannot be written, deleted, modified or linked to</summary>
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Immutable = 0x200000,
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/// <summary>Directory is indexed using hashed trees</summary>
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IndexedDirectory = 0x400000,
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/// <summary>File contents are stored alongside its inode (or equivalent)</summary>
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Inline = 0x800000,
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/// <summary>File contains integrity checks</summary>
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IntegrityStream = 0x1000000,
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/// <summary>File is on desktop</summary>
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IsOnDesk = 0x2000000,
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/// <summary>File changes are written to filesystem journal before being written to file itself</summary>
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Journaled = 0x4000000,
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/// <summary>Access time will not be modified</summary>
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NoAccessTime = 0x8000000,
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/// <summary>File will not be subject to copy-on-write</summary>
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NoCopyOnWrite = 0x10000000,
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/// <summary>File will not be backed up</summary>
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NoDump = 0x20000000,
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/// <summary>File contents should not be scrubbed</summary>
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NoScrub = 0x40000000,
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/// <summary>File contents should not be indexed</summary>
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NotIndexed = 0x80000000,
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/// <summary>File is offline</summary>
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Offline = 0x100000000,
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/// <summary>File is password protected, but contents are not encrypted on disk</summary>
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Password = 0x200000000,
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/// <summary>File is read-only</summary>
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ReadOnly = 0x400000000,
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/// <summary>File is a reparse point</summary>
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ReparsePoint = 0x800000000,
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/// <summary>When file is removed its content will be overwritten with zeroes</summary>
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Secured = 0x1000000000,
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/// <summary>File contents are sparse</summary>
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Sparse = 0x2000000000,
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/// <summary>File is a shadow (OS/2)</summary>
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Shadow = 0x4000000000,
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/// <summary>File is shared</summary>
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Shared = 0x8000000000,
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/// <summary>File is a stationery</summary>
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Stationery = 0x10000000000,
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/// <summary>File is a symbolic link</summary>
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Symlink = 0x20000000000,
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/// <summary>File writes are synchronously written to disk</summary>
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Sync = 0x40000000000,
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/// <summary>File belongs to the operating system</summary>
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System = 0x80000000000,
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/// <summary>If file end is a partial block its content will be merged with other files</summary>
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TailMerged = 0x100000000000,
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/// <summary>File is temporary</summary>
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Temporary = 0x200000000000,
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/// <summary>Subdirectories inside of this directory are not related and should be allocated elsewhere</summary>
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TopDirectory = 0x400000000000,
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/// <summary>If file is deleted, contents should be stored, for a possible future undeletion</summary>
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Undeletable = 0x800000000000,
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/// <summary>File is a pipe</summary>
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Pipe = 0x1000000000000
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}
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/// <summary>
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/// Information about a file entry
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/// </summary>
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public class FileEntryInfo
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{
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/// <summary>File attributes</summary>
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public FileAttributes Attributes;
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/// <summary>File length in blocks</summary>
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public long Blocks;
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/// <summary>File block size in bytes</summary>
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public long BlockSize;
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/// <summary>If file points to a device, device number</summary>
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public ulong DeviceNo;
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/// <summary>POSIX group ID</summary>
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public ulong GID;
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/// <summary>inode number for this file</summary>
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public ulong Inode;
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/// <summary>File length in bytes</summary>
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public long Length;
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/// <summary>Number of hard links pointing to this file</summary>
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public ulong Links;
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/// <summary>POSIX permissions/mode for this file</summary>
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public uint Mode;
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/// <summary>POSIX owner ID</summary>
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public ulong UID;
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/// <summary>File creation date in UTC</summary>
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public DateTime CreationTimeUtc { get; set; }
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/// <summary>File last access date in UTC</summary>
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public DateTime AccessTimeUtc { get; set; }
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/// <summary>File attributes change date in UTC</summary>
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public DateTime StatusChangeTimeUtc { get; set; }
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/// <summary>File last backup date in UTC</summary>
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public DateTime BackupTimeUtc { get; set; }
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/// <summary>File last modification date in UTC</summary>
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public DateTime LastWriteTimeUtc { get; set; }
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/// <summary>File creation date</summary>
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public DateTime CreationTime
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{
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get => CreationTimeUtc.ToLocalTime();
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set => CreationTimeUtc = value.ToUniversalTime();
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}
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/// <summary>File last access date</summary>
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public DateTime AccessTime
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{
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get => AccessTimeUtc.ToLocalTime();
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set => AccessTimeUtc = value.ToUniversalTime();
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}
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/// <summary>File attributes change date</summary>
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public DateTime StatusChangeTime
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{
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get => StatusChangeTimeUtc.ToLocalTime();
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set => StatusChangeTimeUtc = value.ToUniversalTime();
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}
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/// <summary>File last backup date</summary>
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public DateTime BackupTime
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{
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get => BackupTimeUtc.ToLocalTime();
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set => BackupTimeUtc = value.ToUniversalTime();
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}
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/// <summary>File last modification date</summary>
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public DateTime LastWriteTime
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{
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get => LastWriteTimeUtc.ToLocalTime();
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set => LastWriteTimeUtc = value.ToUniversalTime();
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}
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}
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public class FileSystemInfo
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{
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/// <summary>Blocks for this filesystem</summary>
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public long Blocks;
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/// <summary>Maximum length of filenames on this filesystem</summary>
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public ushort FilenameLength;
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/// <summary>Files on this filesystem</summary>
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public ulong Files;
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/// <summary>Blocks free on this filesystem</summary>
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public long FreeBlocks;
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/// <summary>Free inodes on this filesystem</summary>
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public ulong FreeFiles;
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/// <summary>Filesystem ID</summary>
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public FileSystemId Id;
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/// <summary>ID of plugin for this file</summary>
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public Guid PluginId;
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/// <summary>Filesystem type</summary>
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public string Type;
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public FileSystemInfo()
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{
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Id = new FileSystemId();
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}
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}
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[StructLayout(LayoutKind.Explicit)]
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public struct FileSystemId
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{
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[FieldOffset(0)] public bool IsInt;
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[FieldOffset(1)] public bool IsLong;
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[FieldOffset(2)] public bool IsGuid;
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[FieldOffset(3)] public uint Serial32;
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[FieldOffset(3)] public ulong Serial64;
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[FieldOffset(3)] public Guid uuid;
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}
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/// <summary>
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/// Errors
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/// </summary>
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public enum Errno
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{
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/// <summary>No error happened</summary>
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NoError = 0,
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/// <summary>Access denied</summary>
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AccessDenied = -13,
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/// <summary>Busy, cannot complete</summary>
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Busy = -16,
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/// <summary>File is too large</summary>
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FileTooLarge = -27,
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/// <summary>Invalid argument</summary>
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InvalidArgument = -22,
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/// <summary>I/O error</summary>
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InOutError = -5,
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/// <summary>Is a directory (e.g.: trying to Read() a dir)</summary>
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IsDirectory = -21,
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/// <summary>Name is too long</summary>
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NameTooLong = -36,
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/// <summary>There is no data available</summary>
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NoData = 61,
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/// <summary>There is no such attribute</summary>
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NoSuchExtendedAttribute = NoData,
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/// <summary>No such device</summary>
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NoSuchDevice = -19,
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/// <summary>No such file or directory</summary>
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NoSuchFile = -2,
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/// <summary>Is not a directory (e.g.: trying to ReadDir() a file)</summary>
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NotDirectory = -20,
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/// <summary>Not implemented</summary>
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NotImplemented = -38,
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/// <summary>Not supported</summary>
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NotSupported = -252,
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/// <summary>Link is severed</summary>
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SeveredLink = -67,
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/// <summary>Access denied</summary>
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EACCES = AccessDenied,
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/// <summary>Busy, cannot complete</summary>
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EBUSY = Busy,
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/// <summary>File is too large</summary>
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EFBIG = FileTooLarge,
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/// <summary>Invalid argument</summary>
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EINVAL = InvalidArgument,
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/// <summary>I/O error</summary>
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EIO = InOutError,
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/// <summary>Is a directory (e.g.: trying to Read() a dir)</summary>
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EISDIR = IsDirectory,
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/// <summary>Name is too long</summary>
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ENAMETOOLONG = NameTooLong,
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/// <summary>There is no such attribute</summary>
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ENOATTR = NoSuchExtendedAttribute,
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/// <summary>There is no data available</summary>
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ENODATA = NoData,
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/// <summary>No such device</summary>
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ENODEV = NoSuchDevice,
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/// <summary>No such file or directory</summary>
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ENOENT = NoSuchFile,
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/// <summary>Link is severed</summary>
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ENOLINK = SeveredLink,
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/// <summary>Not implemented</summary>
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ENOSYS = NotImplemented,
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/// <summary>Is not a directory (e.g.: trying to ReadDir() a file)</summary>
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ENOTDIR = NotDirectory,
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/// <summary>Not supported</summary>
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ENOTSUP = NotSupported
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}
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}
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