Files
Aaru/DiscImageChef/Commands/Ls.cs

303 lines
15 KiB
C#

// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Ls.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Verbs.
//
// --[ Description ] ----------------------------------------------------------
//
// Implements the 'ls' verb.
//
// --[ License ] --------------------------------------------------------------
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using System.Text;
using DiscImageChef.CommonTypes;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.CommonTypes.Structs;
using DiscImageChef.Console;
using DiscImageChef.Core;
namespace DiscImageChef.Commands
{
static class Ls
{
internal static void DoLs(LsOptions options)
{
DicConsole.DebugWriteLine("Ls command", "--debug={0}", options.Debug);
DicConsole.DebugWriteLine("Ls command", "--verbose={0}", options.Verbose);
DicConsole.DebugWriteLine("Ls command", "--input={0}", options.InputFile);
FiltersList filtersList = new FiltersList();
IFilter inputFilter = filtersList.GetFilter(options.InputFile);
Dictionary<string, string> parsedOptions = Options.Parse(options.Options);
DicConsole.DebugWriteLine("Ls command", "Parsed options:");
foreach(KeyValuePair<string, string> parsedOption in parsedOptions)
DicConsole.DebugWriteLine("Ls command", "{0} = {1}", parsedOption.Key, parsedOption.Value);
parsedOptions.Add("debug", options.Debug.ToString());
if(inputFilter == null)
{
DicConsole.ErrorWriteLine("Cannot open specified file.");
return;
}
Encoding encoding = null;
if(options.EncodingName != null)
try
{
encoding = Claunia.Encoding.Encoding.GetEncoding(options.EncodingName);
if(options.Verbose) DicConsole.VerboseWriteLine("Using encoding for {0}.", encoding.EncodingName);
}
catch(ArgumentException)
{
DicConsole.ErrorWriteLine("Specified encoding is not supported.");
return;
}
PluginBase plugins = GetPluginBase.Instance;
try
{
IMediaImage imageFormat = ImageFormat.Detect(inputFilter);
if(imageFormat == null)
{
DicConsole.WriteLine("Image format not identified, not proceeding with analysis.");
return;
}
if(options.Verbose)
DicConsole.VerboseWriteLine("Image format identified by {0} ({1}).", imageFormat.Name,
imageFormat.Id);
else DicConsole.WriteLine("Image format identified by {0}.", imageFormat.Name);
try
{
if(!imageFormat.Open(inputFilter))
{
DicConsole.WriteLine("Unable to open image format");
DicConsole.WriteLine("No error given");
return;
}
DicConsole.DebugWriteLine("Ls command", "Correctly opened image file.");
DicConsole.DebugWriteLine("Ls command", "Image without headers is {0} bytes.",
imageFormat.Info.ImageSize);
DicConsole.DebugWriteLine("Ls command", "Image has {0} sectors.", imageFormat.Info.Sectors);
DicConsole.DebugWriteLine("Ls command", "Image identifies disk type as {0}.",
imageFormat.Info.MediaType);
Core.Statistics.AddMediaFormat(imageFormat.Format);
Core.Statistics.AddMedia(imageFormat.Info.MediaType, false);
Core.Statistics.AddFilter(inputFilter.Name);
}
catch(Exception ex)
{
DicConsole.ErrorWriteLine("Unable to open image format");
DicConsole.ErrorWriteLine("Error: {0}", ex.Message);
return;
}
List<Partition> partitions = Core.Partitions.GetAll(imageFormat);
Core.Partitions.AddSchemesToStats(partitions);
List<string> idPlugins;
IReadOnlyFilesystem plugin;
Errno error;
if(partitions.Count == 0) DicConsole.DebugWriteLine("Ls command", "No partitions found");
else
{
DicConsole.WriteLine("{0} partitions found.", partitions.Count);
for(int i = 0; i < partitions.Count; i++)
{
DicConsole.WriteLine();
DicConsole.WriteLine("Partition {0}:", partitions[i].Sequence);
DicConsole.WriteLine("Identifying filesystem on partition");
Core.Filesystems.Identify(imageFormat, out idPlugins, partitions[i]);
if(idPlugins.Count == 0) DicConsole.WriteLine("Filesystem not identified");
else if(idPlugins.Count > 1)
{
DicConsole.WriteLine($"Identified by {idPlugins.Count} plugins");
foreach(string pluginName in idPlugins)
if(plugins.ReadOnlyFilesystems.TryGetValue(pluginName, out plugin))
{
DicConsole.WriteLine($"As identified by {plugin.Name}.");
IReadOnlyFilesystem fs = (IReadOnlyFilesystem)plugin
.GetType()
.GetConstructor(Type.EmptyTypes)
?.Invoke(new object[] { });
if(fs == null) continue;
error = fs.Mount(imageFormat, partitions[i], encoding, parsedOptions);
if(error == Errno.NoError)
{
error = fs.ReadDir("/", out List<string> rootDir);
if(error == Errno.NoError)
foreach(string entry in rootDir)
DicConsole.WriteLine("{0}", entry);
else
DicConsole.ErrorWriteLine("Error {0} reading root directory {0}",
error.ToString());
Core.Statistics.AddFilesystem(fs.XmlFsType.Type);
}
else
DicConsole.ErrorWriteLine("Unable to mount device, error {0}",
error.ToString());
}
}
else
{
plugins.ReadOnlyFilesystems.TryGetValue(idPlugins[0], out plugin);
if(plugin == null) continue;
DicConsole.WriteLine($"Identified by {plugin.Name}.");
IReadOnlyFilesystem fs = (IReadOnlyFilesystem)plugin
.GetType().GetConstructor(Type.EmptyTypes)
?.Invoke(new object[] { });
if(fs == null) continue;
error = fs.Mount(imageFormat, partitions[i], encoding, parsedOptions);
if(error == Errno.NoError)
{
error = fs.ReadDir("/", out List<string> rootDir);
if(error == Errno.NoError)
foreach(string entry in rootDir)
DicConsole.WriteLine("{0}", entry);
else
DicConsole.ErrorWriteLine("Error {0} reading root directory {0}", error.ToString());
Core.Statistics.AddFilesystem(fs.XmlFsType.Type);
}
else DicConsole.ErrorWriteLine("Unable to mount device, error {0}", error.ToString());
}
}
}
Partition wholePart = new Partition
{
Name = "Whole device",
Length = imageFormat.Info.Sectors,
Size = imageFormat.Info.Sectors * imageFormat.Info.SectorSize
};
Core.Filesystems.Identify(imageFormat, out idPlugins, wholePart);
if(idPlugins.Count == 0) DicConsole.WriteLine("Filesystem not identified");
else if(idPlugins.Count > 1)
{
DicConsole.WriteLine($"Identified by {idPlugins.Count} plugins");
foreach(string pluginName in idPlugins)
if(plugins.ReadOnlyFilesystems.TryGetValue(pluginName, out plugin))
{
DicConsole.WriteLine($"As identified by {plugin.Name}.");
IReadOnlyFilesystem fs = (IReadOnlyFilesystem)plugin
.GetType().GetConstructor(Type.EmptyTypes)
?.Invoke(new object[] { });
if(fs == null) continue;
error = fs.Mount(imageFormat, wholePart, encoding, parsedOptions);
if(error == Errno.NoError)
{
error = fs.ReadDir("/", out List<string> rootDir);
if(error == Errno.NoError)
foreach(string entry in rootDir)
DicConsole.WriteLine("{0}", entry);
else
DicConsole.ErrorWriteLine("Error {0} reading root directory {0}", error.ToString());
Core.Statistics.AddFilesystem(fs.XmlFsType.Type);
}
else DicConsole.ErrorWriteLine("Unable to mount device, error {0}", error.ToString());
}
}
else
{
plugins.ReadOnlyFilesystems.TryGetValue(idPlugins[0], out plugin);
if(plugin != null)
{
DicConsole.WriteLine($"Identified by {plugin.Name}.");
IReadOnlyFilesystem fs =
(IReadOnlyFilesystem)plugin
.GetType().GetConstructor(Type.EmptyTypes)?.Invoke(new object[] { });
if(fs != null)
{
error = fs.Mount(imageFormat, wholePart, encoding, parsedOptions);
if(error == Errno.NoError)
{
error = fs.ReadDir("/", out List<string> rootDir);
if(error == Errno.NoError)
foreach(string entry in rootDir)
if(options.Long)
{
error = fs.Stat(entry, out FileEntryInfo stat);
if(error == Errno.NoError)
{
DicConsole.WriteLine("{0}\t{1}\t{2} bytes\t{3}", stat.CreationTimeUtc,
stat.Inode, stat.Length, entry);
error = fs.ListXAttr(entry, out List<string> xattrs);
if(error != Errno.NoError) continue;
foreach(string xattr in xattrs)
{
byte[] xattrBuf = new byte[0];
error = fs.GetXattr(entry, xattr, ref xattrBuf);
if(error == Errno.NoError)
DicConsole.WriteLine("\t\t{0}\t{1} bytes", xattr,
xattrBuf.Length);
}
}
else DicConsole.WriteLine("{0}", entry);
}
else
DicConsole.WriteLine("{0}", entry);
else
DicConsole.ErrorWriteLine("Error {0} reading root directory {0}", error.ToString());
Core.Statistics.AddFilesystem(fs.XmlFsType.Type);
}
else DicConsole.ErrorWriteLine("Unable to mount device, error {0}", error.ToString());
}
}
}
}
catch(Exception ex)
{
DicConsole.ErrorWriteLine($"Error reading file: {ex.Message}");
DicConsole.DebugWriteLine("Ls command", ex.StackTrace);
}
Core.Statistics.AddCommand("ls");
}
}
}