// /*************************************************************************** // The Disc Image Chef // ---------------------------------------------------------------------------- // // Filename : Analyze.cs // Author(s) : Natalia Portillo // // Component : Verbs. // // --[ Description ] ---------------------------------------------------------- // // Implements the 'analyze' 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 Analyze { internal static void DoAnalyze(AnalyzeOptions options) { DicConsole.DebugWriteLine("Analyze command", "--debug={0}", options.Debug); DicConsole.DebugWriteLine("Analyze command", "--verbose={0}", options.Verbose); DicConsole.DebugWriteLine("Analyze command", "--input={0}", options.InputFile); DicConsole.DebugWriteLine("Analyze command", "--filesystems={0}", options.SearchForFilesystems); DicConsole.DebugWriteLine("Analyze command", "--partitions={0}", options.SearchForPartitions); FiltersList filtersList = new FiltersList(); IFilter inputFilter = filtersList.GetFilter(options.InputFile); 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(); bool checkraw = false; 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("Analyze command", "Correctly opened image file."); DicConsole.DebugWriteLine("Analyze command", "Image without headers is {0} bytes.", imageFormat.Info.ImageSize); DicConsole.DebugWriteLine("Analyze command", "Image has {0} sectors.", imageFormat.Info.Sectors); DicConsole.DebugWriteLine("Analyze 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); DicConsole.DebugWriteLine("Analyze command", "Stack trace: {0}", ex.StackTrace); return; } List idPlugins; IFilesystem plugin; string information; if(options.SearchForPartitions) { List partitions = Core.Partitions.GetAll(imageFormat); Core.Partitions.AddSchemesToStats(partitions); if(partitions.Count == 0) { DicConsole.DebugWriteLine("Analyze command", "No partitions found"); if(!options.SearchForFilesystems) { DicConsole.WriteLine("No partitions founds, not searching for filesystems"); return; } checkraw = true; } 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("Partition name: {0}", partitions[i].Name); DicConsole.WriteLine("Partition type: {0}", partitions[i].Type); DicConsole.WriteLine("Partition start: sector {0}, byte {1}", partitions[i].Start, partitions[i].Offset); DicConsole.WriteLine("Partition length: {0} sectors, {1} bytes", partitions[i].Length, partitions[i].Size); DicConsole.WriteLine("Partition scheme: {0}", partitions[i].Scheme); DicConsole.WriteLine("Partition description:"); DicConsole.WriteLine(partitions[i].Description); if(!options.SearchForFilesystems) continue; 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($"Identified by {idPlugins.Count} plugins"); foreach(string pluginName in idPlugins) if(plugins.PluginsList.TryGetValue(pluginName, out plugin)) { DicConsole.WriteLine($"As identified by {plugin.Name}."); plugin.GetInformation(imageFormat, partitions[i], out information, encoding); DicConsole.Write(information); Core.Statistics.AddFilesystem(plugin.XmlFsType.Type); } } else { plugins.PluginsList.TryGetValue(idPlugins[0], out plugin); if(plugin == null) continue; DicConsole.WriteLine($"Identified by {plugin.Name}."); plugin.GetInformation(imageFormat, partitions[i], out information, encoding); DicConsole.Write(information); Core.Statistics.AddFilesystem(plugin.XmlFsType.Type); } } } } if(checkraw) { Partition wholePart = new Partition { Name = "Whole device", Length = imageFormat.Info.Sectors, Size = imageFormat.Info.Sectors * imageFormat.Info.SectorSize }; Core.Filesystems.Identify(imageFormat, out idPlugins, wholePart); if(idPlugins.Count == 0) DicConsole.WriteLine("Filesystem not identified"); else if(idPlugins.Count > 1) { DicConsole.WriteLine($"Identified by {idPlugins.Count} plugins"); foreach(string pluginName in idPlugins) if(plugins.PluginsList.TryGetValue(pluginName, out plugin)) { DicConsole.WriteLine($"As identified by {plugin.Name}."); plugin.GetInformation(imageFormat, wholePart, out information, encoding); DicConsole.Write(information); Core.Statistics.AddFilesystem(plugin.XmlFsType.Type); } } else { plugins.PluginsList.TryGetValue(idPlugins[0], out plugin); if(plugin != null) { DicConsole.WriteLine($"Identified by {plugin.Name}."); plugin.GetInformation(imageFormat, wholePart, out information, encoding); DicConsole.Write(information); Core.Statistics.AddFilesystem(plugin.XmlFsType.Type); } } } } catch(Exception ex) { DicConsole.ErrorWriteLine($"Error reading file: {ex.Message}"); DicConsole.DebugWriteLine("Analyze command", ex.StackTrace); } Core.Statistics.AddCommand("analyze"); } } }