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372 lines
16 KiB
C#
372 lines
16 KiB
C#
// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : Decode.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Verbs.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Implements the 'decode' verb.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2019 Natalia Portillo
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// ****************************************************************************/
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using System.CommandLine;
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using System.CommandLine.Invocation;
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using DiscImageChef.CommonTypes;
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using DiscImageChef.CommonTypes.Enums;
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using DiscImageChef.CommonTypes.Interfaces;
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using DiscImageChef.Console;
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using DiscImageChef.Core;
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using DiscImageChef.Decoders.ATA;
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using DiscImageChef.Decoders.CD;
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using DiscImageChef.Decoders.SCSI;
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namespace DiscImageChef.Commands
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{
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internal class DecodeCommand : Command
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{
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public DecodeCommand() : base("decode", "Decodes and pretty prints disk and/or sector tags.")
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{
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Add(new Option(new[]
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{
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"--disk-tags", "-f"
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}, "Decode disk tags.")
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{
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Argument = new Argument<bool>(() => true), Required = false
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});
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Add(new Option(new[]
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{
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"--length", "-l"
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}, "How many sectors to decode, or \"all\".")
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{
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Argument = new Argument<string>(() => "all"), Required = false
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});
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Add(new Option(new[]
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{
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"--sector-tags", "-p"
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}, "Decode sector tags.")
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{
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Argument = new Argument<bool>(() => true), Required = false
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});
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Add(new Option(new[]
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{
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"--start", "-s"
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}, "Sector to start decoding from.")
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{
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Argument = new Argument<ulong>(() => 0), Required = false
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});
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AddArgument(new Argument<string>
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{
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Arity = ArgumentArity.ExactlyOne, Description = "Media image path", Name = "image-path"
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});
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Handler = CommandHandler.Create(GetType().GetMethod(nameof(Invoke)));
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}
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public static int Invoke(bool verbose, bool debug, bool diskTags, string imagePath, string length, bool sectorTags,
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ulong startSector)
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{
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MainClass.PrintCopyright();
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if(debug)
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DicConsole.DebugWriteLineEvent += System.Console.Error.WriteLine;
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if(verbose)
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DicConsole.VerboseWriteLineEvent += System.Console.WriteLine;
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Statistics.AddCommand("decode");
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DicConsole.DebugWriteLine("Decode command", "--debug={0}", debug);
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DicConsole.DebugWriteLine("Decode command", "--disk-tags={0}", diskTags);
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DicConsole.DebugWriteLine("Decode command", "--input={0}", imagePath);
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DicConsole.DebugWriteLine("Decode command", "--length={0}", length);
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DicConsole.DebugWriteLine("Decode command", "--sector-tags={0}", sectorTags);
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DicConsole.DebugWriteLine("Decode command", "--start={0}", startSector);
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DicConsole.DebugWriteLine("Decode command", "--verbose={0}", verbose);
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var filtersList = new FiltersList();
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IFilter inputFilter = filtersList.GetFilter(imagePath);
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if(inputFilter == null)
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{
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DicConsole.ErrorWriteLine("Cannot open specified file.");
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return(int)ErrorNumber.CannotOpenFile;
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}
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IMediaImage inputFormat = ImageFormat.Detect(inputFilter);
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if(inputFormat == null)
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{
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DicConsole.ErrorWriteLine("Unable to recognize image format, not decoding");
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return(int)ErrorNumber.UnrecognizedFormat;
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}
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inputFormat.Open(inputFilter);
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Statistics.AddMediaFormat(inputFormat.Format);
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Statistics.AddMedia(inputFormat.Info.MediaType, false);
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Statistics.AddFilter(inputFilter.Name);
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if(diskTags)
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if(inputFormat.Info.ReadableMediaTags.Count == 0)
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DicConsole.WriteLine("There are no disk tags in chosen disc image.");
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else
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foreach(MediaTagType tag in inputFormat.Info.ReadableMediaTags)
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switch(tag)
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{
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case MediaTagType.SCSI_INQUIRY:
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{
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byte[] inquiry = inputFormat.ReadDiskTag(MediaTagType.SCSI_INQUIRY);
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if(inquiry == null)
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DicConsole.WriteLine("Error reading SCSI INQUIRY response from disc image");
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else
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{
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DicConsole.WriteLine("SCSI INQUIRY command response:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(Inquiry.Prettify(inquiry));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.ATA_IDENTIFY:
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{
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byte[] identify = inputFormat.ReadDiskTag(MediaTagType.ATA_IDENTIFY);
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if(identify == null)
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DicConsole.WriteLine("Error reading ATA IDENTIFY DEVICE response from disc image");
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else
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{
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DicConsole.WriteLine("ATA IDENTIFY DEVICE command response:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(Identify.Prettify(identify));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.ATAPI_IDENTIFY:
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{
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byte[] identify = inputFormat.ReadDiskTag(MediaTagType.ATAPI_IDENTIFY);
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if(identify == null)
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DicConsole.
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WriteLine("Error reading ATA IDENTIFY PACKET DEVICE response from disc image");
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else
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{
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DicConsole.WriteLine("ATA IDENTIFY PACKET DEVICE command response:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(Identify.Prettify(identify));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.CD_ATIP:
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{
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byte[] atip = inputFormat.ReadDiskTag(MediaTagType.CD_ATIP);
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if(atip == null)
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DicConsole.WriteLine("Error reading CD ATIP from disc image");
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else
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{
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DicConsole.WriteLine("CD ATIP:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(ATIP.Prettify(atip));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.CD_FullTOC:
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{
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byte[] fullToc = inputFormat.ReadDiskTag(MediaTagType.CD_FullTOC);
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if(fullToc == null)
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DicConsole.WriteLine("Error reading CD full TOC from disc image");
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else
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{
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DicConsole.WriteLine("CD full TOC:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(FullTOC.Prettify(fullToc));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.CD_PMA:
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{
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byte[] pma = inputFormat.ReadDiskTag(MediaTagType.CD_PMA);
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if(pma == null)
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DicConsole.WriteLine("Error reading CD PMA from disc image");
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else
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{
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DicConsole.WriteLine("CD PMA:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(PMA.Prettify(pma));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.CD_SessionInfo:
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{
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byte[] sessionInfo = inputFormat.ReadDiskTag(MediaTagType.CD_SessionInfo);
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if(sessionInfo == null)
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DicConsole.WriteLine("Error reading CD session information from disc image");
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else
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{
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DicConsole.WriteLine("CD session information:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(Session.Prettify(sessionInfo));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.CD_TEXT:
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{
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byte[] cdText = inputFormat.ReadDiskTag(MediaTagType.CD_TEXT);
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if(cdText == null)
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DicConsole.WriteLine("Error reading CD-TEXT from disc image");
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else
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{
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DicConsole.WriteLine("CD-TEXT:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(CDTextOnLeadIn.Prettify(cdText));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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case MediaTagType.CD_TOC:
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{
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byte[] toc = inputFormat.ReadDiskTag(MediaTagType.CD_TOC);
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if(toc == null)
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DicConsole.WriteLine("Error reading CD TOC from disc image");
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else
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{
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DicConsole.WriteLine("CD TOC:");
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DicConsole.
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WriteLine("================================================================================");
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DicConsole.WriteLine(TOC.Prettify(toc));
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DicConsole.
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WriteLine("================================================================================");
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}
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break;
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}
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default:
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DicConsole.WriteLine("Decoder for disk tag type \"{0}\" not yet implemented, sorry.",
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tag);
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break;
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}
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if(sectorTags)
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{
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if(length.ToLowerInvariant() == "all") { }
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else
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{
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if(!ulong.TryParse(length, out ulong _))
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{
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DicConsole.WriteLine("Value \"{0}\" is not a valid number for length.", length);
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DicConsole.WriteLine("Not decoding sectors tags");
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return 3;
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}
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}
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if(inputFormat.Info.ReadableSectorTags.Count == 0)
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DicConsole.WriteLine("There are no sector tags in chosen disc image.");
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else
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foreach(SectorTagType tag in inputFormat.Info.ReadableSectorTags)
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switch(tag)
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{
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default:
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DicConsole.WriteLine("Decoder for disk tag type \"{0}\" not yet implemented, sorry.",
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tag);
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break;
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}
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// TODO: Not implemented
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}
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return(int)ErrorNumber.NoError;
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}
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}
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} |