// /*************************************************************************** // The Disc Image Chef // ---------------------------------------------------------------------------- // // Filename : Ls.cs // Author(s) : Natalia Portillo // // 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 . // // ---------------------------------------------------------------------------- // Copyright © 2011-2018 Natalia Portillo // ****************************************************************************/ using System; using System.Collections.Generic; using System.Text; using DiscImageChef.CommonTypes; using DiscImageChef.Console; using DiscImageChef.Core; using DiscImageChef.DiscImages; using DiscImageChef.Filesystems; using DiscImageChef.Filters; 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 parsedOptions = Options.Parse(options.Options); DicConsole.DebugWriteLine("Ls command", "Parsed options:"); foreach(KeyValuePair 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 = new PluginBase(); 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 partitions = Core.Partitions.GetAll(imageFormat); Core.Partitions.AddSchemesToStats(partitions); List 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 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($"Identified by {plugin.Name}."); IReadOnlyFilesystem fs = (IReadOnlyFilesystem)plugin .GetType().GetConstructor(Type.EmptyTypes) ?.Invoke(new object[] { }); if(fs == null) continue; error = fs.Mount(imageFormat, partitions[i], encoding, parsedOptions); if(error == Errno.NoError) { error = fs.ReadDir("/", out List rootDir); if(error == Errno.NoError) foreach(string entry in rootDir) DicConsole.WriteLine("{0}", entry); else DicConsole.ErrorWriteLine("Error {0} reading root directory {0}", error.ToString()); Core.Statistics.AddFilesystem(fs.XmlFsType.Type); } else DicConsole.ErrorWriteLine("Unable to mount device, error {0}", error.ToString()); } } } Partition wholePart = new Partition { Name = "Whole device", Length = imageFormat.Info.Sectors, Size = imageFormat.Info.Sectors * imageFormat.Info.SectorSize }; Core.Filesystems.Identify(imageFormat, out idPlugins, wholePart); if(idPlugins.Count == 0) DicConsole.WriteLine("Filesystem not identified"); else if(idPlugins.Count > 1) { DicConsole.WriteLine($"Identified by {idPlugins.Count} plugins"); foreach(string pluginName in idPlugins) if(plugins.ReadOnlyFilesystems.TryGetValue(pluginName, out plugin)) { DicConsole.WriteLine($"As identified by {plugin.Name}."); IReadOnlyFilesystem fs = (IReadOnlyFilesystem)plugin .GetType().GetConstructor(Type.EmptyTypes) ?.Invoke(new object[] { }); if(fs == null) continue; error = fs.Mount(imageFormat, wholePart, encoding, parsedOptions); if(error == Errno.NoError) { error = fs.ReadDir("/", out List rootDir); if(error == Errno.NoError) foreach(string entry in rootDir) DicConsole.WriteLine("{0}", entry); else DicConsole.ErrorWriteLine("Error {0} reading root directory {0}", error.ToString()); Core.Statistics.AddFilesystem(fs.XmlFsType.Type); } else DicConsole.ErrorWriteLine("Unable to mount device, error {0}", error.ToString()); } } else { plugins.ReadOnlyFilesystems.TryGetValue(idPlugins[0], out plugin); if(plugin != null) { DicConsole.WriteLine($"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 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 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"); } } }