mirror of
https://github.com/aaru-dps/Aaru.git
synced 2025-12-16 11:14:25 +00:00
867 lines
27 KiB
C#
867 lines
27 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : Write.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Disk image plugins.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Writes cdrdao cuesheets (toc/bin).
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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 © 2011-2025 Natalia Portillo
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// ****************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using Aaru.CommonTypes;
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using Aaru.CommonTypes.AaruMetadata;
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using Aaru.CommonTypes.Enums;
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using Aaru.CommonTypes.Structs;
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using Aaru.Logging;
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using Track = Aaru.CommonTypes.Structs.Track;
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using TrackType = Aaru.CommonTypes.Enums.TrackType;
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namespace Aaru.Images;
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public sealed partial class Cdrdao
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{
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#region IWritableOpticalImage Members
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/// <inheritdoc />
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public bool Create(string path, MediaType mediaType, Dictionary<string, string> options, ulong sectors,
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uint negativeSectors, uint overflowSectors, uint sectorSize)
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{
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if(options != null)
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{
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if(options.TryGetValue("separate", out string tmpValue))
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{
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if(!bool.TryParse(tmpValue, out _separateTracksWriting))
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{
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ErrorMessage = Localization.Invalid_value_for_split_option;
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return false;
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}
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if(_separateTracksWriting)
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{
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ErrorMessage = Localization.Separate_tracks_not_yet_implemented;
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return false;
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}
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}
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}
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else
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_separateTracksWriting = false;
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if(negativeSectors != 0)
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{
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ErrorMessage = Localization.Negative_sectors_are_not_supported;
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return false;
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}
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if(overflowSectors != 0)
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{
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ErrorMessage = Localization.Overflow_sectors_are_not_supported;
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return false;
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}
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if(!SupportedMediaTypes.Contains(mediaType))
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{
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ErrorMessage = string.Format(Localization.Unsupported_media_format_0, mediaType);
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return false;
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}
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_imageInfo = new ImageInfo
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{
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MediaType = mediaType,
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SectorSize = sectorSize,
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Sectors = sectors
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};
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// TODO: Separate tracks
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try
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{
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_writingBaseName = Path.Combine(Path.GetDirectoryName(path) ?? "", Path.GetFileNameWithoutExtension(path));
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_descriptorStream = new StreamWriter(path, false, Encoding.ASCII);
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}
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catch(IOException ex)
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{
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ErrorMessage = string.Format(Localization.Could_not_create_new_image_file_exception_0, ex.Message);
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AaruLogging.Exception(ex, Localization.Could_not_create_new_image_file_exception_0, ex.Message);
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return false;
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}
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_discimage = new CdrdaoDisc
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{
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Disktype = mediaType,
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Tracks = []
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};
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_trackFlags = new Dictionary<byte, byte>();
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_trackIsrcs = new Dictionary<byte, string>();
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IsWriting = true;
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ErrorMessage = null;
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return true;
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}
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/// <inheritdoc />
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public bool WriteMediaTag(byte[] data, MediaTagType tag)
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
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return false;
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}
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switch(tag)
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{
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case MediaTagType.CD_MCN:
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_discimage.Mcn = Encoding.ASCII.GetString(data);
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return true;
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default:
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ErrorMessage = string.Format(Localization.Unsupported_media_tag_0, tag);
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return false;
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}
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}
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/// <inheritdoc />
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public bool WriteSector(byte[] data, ulong sectorAddress, bool negative, SectorStatus sectorStatus)
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
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return false;
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}
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if(negative)
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{
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ErrorMessage = Localization.Unsupported_feature;
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return false;
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}
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Track track =
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_writingTracks.FirstOrDefault(trk => sectorAddress >= trk.StartSector && sectorAddress <= trk.EndSector);
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if(track is null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_track_containing_0, sectorAddress);
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return false;
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}
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FileStream trackStream = _writingStreams.FirstOrDefault(kvp => kvp.Key == track.Sequence).Value;
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if(trackStream == null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_file_containing_0, sectorAddress);
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return false;
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}
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if(track.BytesPerSector != track.RawBytesPerSector)
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{
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ErrorMessage = Localization.Invalid_write_mode_for_this_sector;
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return false;
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}
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if(data.Length != track.RawBytesPerSector)
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{
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ErrorMessage = Localization.Incorrect_data_size;
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return false;
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}
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// cdrdao audio tracks are endian swapped corresponding to Aaru
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if(track.Type == TrackType.Audio)
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{
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var swapped = new byte[data.Length];
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for(long i = 0; i < swapped.Length; i += 2)
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{
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swapped[i] = data[i + 1];
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swapped[i + 1] = data[i];
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}
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data = swapped;
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}
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trackStream.Seek((long)(track.FileOffset +
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(sectorAddress - track.StartSector) * (ulong)track.RawBytesPerSector),
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SeekOrigin.Begin);
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trackStream.Write(data, 0, data.Length);
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return true;
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}
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/// <inheritdoc />
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public bool WriteSectors(byte[] data, ulong sectorAddress, bool negative, uint length, SectorStatus[] sectorStatus)
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
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return false;
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}
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if(negative)
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{
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ErrorMessage = Localization.Unsupported_feature;
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return false;
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}
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Track track =
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_writingTracks.FirstOrDefault(trk => sectorAddress >= trk.StartSector && sectorAddress <= trk.EndSector);
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if(track is null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_track_containing_0, sectorAddress);
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return false;
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}
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FileStream trackStream = _writingStreams.FirstOrDefault(kvp => kvp.Key == track.Sequence).Value;
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if(trackStream == null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_file_containing_0, sectorAddress);
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return false;
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}
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if(track.BytesPerSector != track.RawBytesPerSector)
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{
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ErrorMessage = Localization.Invalid_write_mode_for_this_sector;
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return false;
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}
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if(sectorAddress + length > track.EndSector + 1)
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{
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ErrorMessage = Localization.Cant_cross_tracks;
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return false;
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}
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if(data.Length % track.RawBytesPerSector != 0)
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{
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ErrorMessage = Localization.Incorrect_data_size;
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return false;
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}
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// cdrdao audio tracks are endian swapped corresponding to Aaru
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if(track.Type == TrackType.Audio)
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{
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var swapped = new byte[data.Length];
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for(long i = 0; i < swapped.Length; i += 2)
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{
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swapped[i] = data[i + 1];
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swapped[i + 1] = data[i];
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}
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data = swapped;
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}
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switch(track.SubchannelType)
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{
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case TrackSubchannelType.None:
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trackStream.Seek((long)(track.FileOffset +
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(sectorAddress - track.StartSector) * (ulong)track.RawBytesPerSector),
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SeekOrigin.Begin);
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trackStream.Write(data, 0, data.Length);
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ErrorMessage = "";
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return true;
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case TrackSubchannelType.Raw:
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case TrackSubchannelType.RawInterleaved:
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trackStream.Seek((long)(track.FileOffset +
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(sectorAddress - track.StartSector) * (ulong)(track.RawBytesPerSector + 96)),
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SeekOrigin.Begin);
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for(uint i = 0; i < length; i++)
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{
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trackStream.Write(data, (int)(i * track.RawBytesPerSector), track.RawBytesPerSector);
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trackStream.Position += 96;
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}
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ErrorMessage = "";
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return true;
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default:
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ErrorMessage = Localization.Invalid_subchannel_mode_for_this_sector;
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return false;
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}
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}
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/// <inheritdoc />
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public bool WriteSectorLong(byte[] data, ulong sectorAddress, bool negative, SectorStatus sectorStatus)
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
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return false;
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}
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if(negative)
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{
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ErrorMessage = Localization.Unsupported_feature;
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return false;
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}
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Track track =
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_writingTracks.FirstOrDefault(trk => sectorAddress >= trk.StartSector && sectorAddress <= trk.EndSector);
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if(track is null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_track_containing_0, sectorAddress);
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return false;
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}
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FileStream trackStream = _writingStreams.FirstOrDefault(kvp => kvp.Key == track.Sequence).Value;
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if(trackStream == null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_file_containing_0, sectorAddress);
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return false;
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}
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if(data.Length != track.RawBytesPerSector)
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{
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ErrorMessage = Localization.Incorrect_data_size;
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return false;
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}
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// cdrdao audio tracks are endian swapped corresponding to Aaru
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if(track.Type == TrackType.Audio)
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{
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var swapped = new byte[data.Length];
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for(long i = 0; i < swapped.Length; i += 2)
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{
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swapped[i] = data[i + 1];
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swapped[i + 1] = data[i];
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}
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data = swapped;
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}
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var subchannelSize = (uint)(track.SubchannelType != TrackSubchannelType.None ? 96 : 0);
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trackStream.Seek((long)(track.FileOffset +
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(sectorAddress - track.StartSector) *
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(ulong)(track.RawBytesPerSector + subchannelSize)),
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SeekOrigin.Begin);
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trackStream.Write(data, 0, data.Length);
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return true;
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}
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/// <inheritdoc />
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public bool WriteSectorsLong(byte[] data, ulong sectorAddress, bool negative, uint length,
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SectorStatus[] sectorStatus)
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
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return false;
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}
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if(negative)
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{
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ErrorMessage = Localization.Unsupported_feature;
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return false;
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}
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Track track =
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_writingTracks.FirstOrDefault(trk => sectorAddress >= trk.StartSector && sectorAddress <= trk.EndSector);
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if(track is null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_track_containing_0, sectorAddress);
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return false;
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}
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FileStream trackStream = _writingStreams.FirstOrDefault(kvp => kvp.Key == track.Sequence).Value;
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if(trackStream == null)
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{
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ErrorMessage = string.Format(Localization.Cant_find_file_containing_0, sectorAddress);
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return false;
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}
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if(sectorAddress + length > track.EndSector + 1)
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{
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ErrorMessage = Localization.Cant_cross_tracks;
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return false;
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}
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if(data.Length % track.RawBytesPerSector != 0)
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{
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ErrorMessage = Localization.Incorrect_data_size;
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return false;
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}
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// cdrdao audio tracks are endian swapped corresponding to Aaru
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if(track.Type == TrackType.Audio)
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{
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var swapped = new byte[data.Length];
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for(long i = 0; i < swapped.Length; i += 2)
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{
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swapped[i] = data[i + 1];
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swapped[i + 1] = data[i];
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}
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data = swapped;
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}
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var subchannelSize = (uint)(track.SubchannelType != TrackSubchannelType.None ? 96 : 0);
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for(uint i = 0; i < length; i++)
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{
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trackStream.Seek((long)(track.FileOffset +
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(i + sectorAddress - track.StartSector) *
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(ulong)(track.RawBytesPerSector + subchannelSize)),
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SeekOrigin.Begin);
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trackStream.Write(data, (int)(i * track.RawBytesPerSector), track.RawBytesPerSector);
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}
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return true;
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}
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/// <inheritdoc />
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public bool SetTracks(List<Track> tracks)
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
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return false;
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}
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if(tracks == null || tracks.Count == 0)
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{
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ErrorMessage = Localization.Invalid_tracks_sent;
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return false;
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}
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if(_writingTracks != null && _writingStreams != null)
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{
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foreach(FileStream oldTrack in _writingStreams.Select(static t => t.Value).Distinct()) oldTrack.Close();
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}
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ulong currentOffset = 0;
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_writingTracks = [];
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foreach(Track track in tracks.OrderBy(static t => t.Sequence))
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{
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if(track.SubchannelType is TrackSubchannelType.Q16 or TrackSubchannelType.Q16Interleaved)
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{
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ErrorMessage = string.Format(Localization.Unsupported_subchannel_type_0_for_track_1,
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track.SubchannelType,
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track.Sequence);
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return false;
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}
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track.File = _separateTracksWriting
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? _writingBaseName + $"_track{track.Sequence:D2}.bin"
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: _writingBaseName + ".bin";
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track.FileOffset = _separateTracksWriting ? 0 : currentOffset;
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_writingTracks.Add(track);
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currentOffset += (ulong)track.RawBytesPerSector * (track.EndSector - track.StartSector + 1);
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if(track.SubchannelType != TrackSubchannelType.None)
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currentOffset += 96 * (track.EndSector - track.StartSector + 1);
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}
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_writingStreams = new Dictionary<uint, FileStream>();
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if(_separateTracksWriting)
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{
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foreach(Track track in _writingTracks)
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{
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_writingStreams.Add(track.Sequence,
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new FileStream(track.File,
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FileMode.OpenOrCreate,
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FileAccess.ReadWrite,
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FileShare.None));
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}
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}
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else
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{
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var jointStream = new FileStream(_writingBaseName + ".bin",
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FileMode.OpenOrCreate,
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FileAccess.ReadWrite,
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FileShare.None);
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foreach(Track track in _writingTracks) _writingStreams.Add(track.Sequence, jointStream);
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}
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return true;
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}
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/// <inheritdoc />
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public bool Close()
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{
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if(!IsWriting)
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{
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ErrorMessage = Localization.Image_is_not_opened_for_writing;
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return false;
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}
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|
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if(_separateTracksWriting)
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{
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foreach(FileStream writingStream in _writingStreams.Values)
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{
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writingStream.Flush();
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writingStream.Close();
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}
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}
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else
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{
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_writingStreams.First().Value.Flush();
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_writingStreams.First().Value.Close();
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}
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bool data = _writingTracks.Count(static t => t.Type != TrackType.Audio) > 0;
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|
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bool mode2 =
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_writingTracks.Count(static t => t.Type is TrackType.CdMode2Form1
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or TrackType.CdMode2Form2
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or TrackType.CdMode2Formless) >
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0;
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if(mode2)
|
|
_descriptorStream.WriteLine("CD_ROM_XA");
|
|
else if(data)
|
|
_descriptorStream.WriteLine("CD_ROM");
|
|
else
|
|
_descriptorStream.WriteLine("CD_DA");
|
|
|
|
if(!string.IsNullOrWhiteSpace(_discimage.Comment))
|
|
{
|
|
string[] commentLines = _discimage.Comment.Split(['\n'], StringSplitOptions.RemoveEmptyEntries);
|
|
|
|
foreach(string line in commentLines) _descriptorStream.WriteLine("// {0}", line);
|
|
}
|
|
|
|
_descriptorStream.WriteLine();
|
|
|
|
if(!string.IsNullOrEmpty(_discimage.Mcn)) _descriptorStream.WriteLine("CATALOG {0}", _discimage.Mcn);
|
|
|
|
foreach(Track track in _writingTracks)
|
|
{
|
|
_descriptorStream.WriteLine();
|
|
_descriptorStream.WriteLine("// Track {0}", track.Sequence);
|
|
|
|
string subchannelType = track.SubchannelType switch
|
|
{
|
|
TrackSubchannelType.Packed or TrackSubchannelType.PackedInterleaved => " RW",
|
|
TrackSubchannelType.Raw or TrackSubchannelType.RawInterleaved => " RW_RAW",
|
|
_ => ""
|
|
};
|
|
|
|
_descriptorStream.WriteLine("TRACK {0}{1}", GetTrackMode(track), subchannelType);
|
|
|
|
_trackFlags.TryGetValue((byte)track.Sequence, out byte flagsByte);
|
|
|
|
var flags = (CdFlags)flagsByte;
|
|
|
|
_descriptorStream.WriteLine("{0}COPY", flags.HasFlag(CdFlags.CopyPermitted) ? "" : "NO ");
|
|
|
|
if(track.Type == TrackType.Audio)
|
|
{
|
|
_descriptorStream.WriteLine("{0}PRE_EMPHASIS", flags.HasFlag(CdFlags.PreEmphasis) ? "" : "NO ");
|
|
|
|
_descriptorStream.WriteLine("{0}_CHANNEL_AUDIO", flags.HasFlag(CdFlags.FourChannel) ? "FOUR" : "TWO");
|
|
}
|
|
|
|
if(_trackIsrcs.TryGetValue((byte)track.Sequence, out string isrc) && !string.IsNullOrWhiteSpace(isrc))
|
|
_descriptorStream.WriteLine("ISRC {0}", isrc);
|
|
|
|
(byte minute, byte second, byte frame) msf = LbaToMsf(track.EndSector - track.StartSector + 1);
|
|
|
|
_descriptorStream.WriteLine("DATAFILE \"{0}\" #{1} {2:D2}:{3:D2}:{4:D2} // length in bytes: {5}",
|
|
Path.GetFileName(track.File),
|
|
track.FileOffset,
|
|
msf.minute,
|
|
msf.second,
|
|
msf.frame,
|
|
(track.EndSector - track.StartSector + 1) *
|
|
(ulong)(track.RawBytesPerSector +
|
|
(track.SubchannelType != TrackSubchannelType.None ? 96 : 0)));
|
|
|
|
foreach(KeyValuePair<ushort, int> index in track.Indexes.Where(static i => i.Key > 1)
|
|
.OrderBy(static i => i.Key))
|
|
{
|
|
msf = LbaToMsf((ulong)index.Value - (track.Pregap + track.StartSector));
|
|
|
|
_descriptorStream.WriteLine("INDEX {0:D2}:{1:D2}:{2:D2}", msf.minute, msf.second, msf.frame);
|
|
}
|
|
|
|
_descriptorStream.WriteLine();
|
|
}
|
|
|
|
_descriptorStream.Flush();
|
|
_descriptorStream.Close();
|
|
|
|
IsWriting = false;
|
|
ErrorMessage = "";
|
|
|
|
return true;
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public bool SetImageInfo(ImageInfo imageInfo)
|
|
{
|
|
_discimage.Barcode = imageInfo.MediaBarcode;
|
|
_discimage.Comment = imageInfo.Comments;
|
|
|
|
return true;
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public bool SetGeometry(uint cylinders, uint heads, uint sectorsPerTrack)
|
|
{
|
|
ErrorMessage = Localization.Unsupported_feature;
|
|
|
|
return false;
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public bool WriteSectorTag(byte[] data, ulong sectorAddress, bool negative, SectorTagType tag)
|
|
{
|
|
if(!IsWriting)
|
|
{
|
|
ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
|
|
|
|
return false;
|
|
}
|
|
|
|
if(negative)
|
|
{
|
|
ErrorMessage = Localization.Unsupported_feature;
|
|
|
|
return false;
|
|
}
|
|
|
|
Track track =
|
|
_writingTracks.FirstOrDefault(trk => sectorAddress >= trk.StartSector && sectorAddress <= trk.EndSector);
|
|
|
|
if(track is null)
|
|
{
|
|
ErrorMessage = string.Format(Localization.Cant_find_track_containing_0, sectorAddress);
|
|
|
|
return false;
|
|
}
|
|
|
|
switch(tag)
|
|
{
|
|
case SectorTagType.CdTrackFlags:
|
|
{
|
|
if(data.Length != 1)
|
|
{
|
|
ErrorMessage = Localization.Incorrect_data_size_for_track_flags;
|
|
|
|
return false;
|
|
}
|
|
|
|
_trackFlags[(byte)sectorAddress] = data[0];
|
|
|
|
return true;
|
|
}
|
|
case SectorTagType.CdTrackIsrc:
|
|
{
|
|
if(data != null) _trackIsrcs[(byte)sectorAddress] = Encoding.UTF8.GetString(data);
|
|
|
|
return true;
|
|
}
|
|
case SectorTagType.CdSectorSubchannel:
|
|
{
|
|
if(track.SubchannelType == 0)
|
|
{
|
|
ErrorMessage =
|
|
string.Format(Localization.Trying_to_write_subchannel_to_track_0_that_does_not_have_subchannel,
|
|
track.Sequence);
|
|
|
|
return false;
|
|
}
|
|
|
|
if(data.Length != 96)
|
|
{
|
|
ErrorMessage = Localization.Incorrect_data_size_for_subchannel;
|
|
|
|
return false;
|
|
}
|
|
|
|
FileStream trackStream = _writingStreams.FirstOrDefault(kvp => kvp.Key == track.Sequence).Value;
|
|
|
|
if(trackStream == null)
|
|
{
|
|
ErrorMessage = string.Format(Localization.Cant_find_file_containing_0, sectorAddress);
|
|
|
|
return false;
|
|
}
|
|
|
|
trackStream.Seek((long)(track.FileOffset +
|
|
(sectorAddress - track.StartSector) * (ulong)(track.RawBytesPerSector + 96)) +
|
|
track.RawBytesPerSector,
|
|
SeekOrigin.Begin);
|
|
|
|
trackStream.Write(data, 0, data.Length);
|
|
|
|
return true;
|
|
}
|
|
default:
|
|
ErrorMessage = string.Format(Localization.Unsupported_tag_type_0, tag);
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public bool WriteSectorsTag(byte[] data, ulong sectorAddress, bool negative, uint length, SectorTagType tag)
|
|
{
|
|
if(!IsWriting)
|
|
{
|
|
ErrorMessage = Localization.Tried_to_write_on_a_non_writable_image;
|
|
|
|
return false;
|
|
}
|
|
|
|
if(negative)
|
|
{
|
|
ErrorMessage = Localization.Unsupported_feature;
|
|
|
|
return false;
|
|
}
|
|
|
|
Track track =
|
|
_writingTracks.FirstOrDefault(trk => sectorAddress >= trk.StartSector && sectorAddress <= trk.EndSector);
|
|
|
|
if(track is null)
|
|
{
|
|
ErrorMessage = string.Format(Localization.Cant_find_track_containing_0, sectorAddress);
|
|
|
|
return false;
|
|
}
|
|
|
|
switch(tag)
|
|
{
|
|
case SectorTagType.CdTrackFlags:
|
|
case SectorTagType.CdTrackIsrc:
|
|
return WriteSectorTag(data, sectorAddress, false, tag);
|
|
case SectorTagType.CdSectorSubchannel:
|
|
{
|
|
if(track.SubchannelType == 0)
|
|
{
|
|
ErrorMessage =
|
|
string.Format(Localization.Trying_to_write_subchannel_to_track_0_that_does_not_have_subchannel,
|
|
track.Sequence);
|
|
|
|
return false;
|
|
}
|
|
|
|
if(data.Length % 96 != 0)
|
|
{
|
|
ErrorMessage = Localization.Incorrect_data_size_for_subchannel;
|
|
|
|
return false;
|
|
}
|
|
|
|
FileStream trackStream = _writingStreams.FirstOrDefault(kvp => kvp.Key == track.Sequence).Value;
|
|
|
|
if(trackStream == null)
|
|
{
|
|
ErrorMessage = string.Format(Localization.Cant_find_file_containing_0, sectorAddress);
|
|
|
|
return false;
|
|
}
|
|
|
|
for(uint i = 0; i < length; i++)
|
|
{
|
|
trackStream.Seek((long)(track.FileOffset +
|
|
(i + sectorAddress - track.StartSector) *
|
|
(ulong)(track.RawBytesPerSector + 96)) +
|
|
track.RawBytesPerSector,
|
|
SeekOrigin.Begin);
|
|
|
|
trackStream.Write(data, (int)(i * 96), 96);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
default:
|
|
ErrorMessage = string.Format(Localization.Unsupported_tag_type_0, tag);
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public bool SetDumpHardware(List<DumpHardware> dumpHardware) => false;
|
|
|
|
/// <inheritdoc />
|
|
public bool SetMetadata(Metadata metadata) => false;
|
|
|
|
#endregion
|
|
} |