// /*************************************************************************** // Aaru Data Preservation Suite // ---------------------------------------------------------------------------- // // Filename : Read.cs // Author(s) : Natalia Portillo // // Component : Disk image plugins. // // --[ Description ] ---------------------------------------------------------- // // Reads SuperCardPro flux images. // // --[ License ] -------------------------------------------------------------- // // This library is free software; you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as // published by the Free Software Foundation; either version 2.1 of the // License, or (at your option) any later version. // // This library 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 // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, see . // // ---------------------------------------------------------------------------- // Copyright © 2011-2020 Natalia Portillo // ****************************************************************************/ using System; using System.Collections.Generic; using System.IO; using System.Linq; using Aaru.CommonTypes.Enums; using Aaru.CommonTypes.Interfaces; using Aaru.Console; using Aaru.Helpers; namespace Aaru.DiscImages { public sealed partial class SuperCardPro { public bool Open(IFilter imageFilter) { Header = new ScpHeader(); _scpStream = imageFilter.GetDataForkStream(); _scpStream.Seek(0, SeekOrigin.Begin); if(_scpStream.Length < Marshal.SizeOf()) return false; byte[] hdr = new byte[Marshal.SizeOf()]; _scpStream.Read(hdr, 0, Marshal.SizeOf()); Header = Marshal.ByteArrayToStructureLittleEndian(hdr); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.signature = \"{0}\"", StringHandlers.CToString(Header.signature)); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.version = {0}.{1}", (Header.version & 0xF0) >> 4, Header.version & 0xF); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.type = {0}", Header.type); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.revolutions = {0}", Header.revolutions); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.start = {0}", Header.start); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.end = {0}", Header.end); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.flags = {0}", Header.flags); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.bitCellEncoding = {0}", Header.bitCellEncoding); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.heads = {0}", Header.heads); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.reserved = {0}", Header.reserved); AaruConsole.DebugWriteLine("SuperCardPro plugin", "header.checksum = 0x{0:X8}", Header.checksum); if(!_scpSignature.SequenceEqual(Header.signature)) return false; ScpTracks = new Dictionary(); for(byte t = Header.start; t <= Header.end; t++) { if(t >= Header.offsets.Length) break; _scpStream.Position = Header.offsets[t]; var trk = new TrackHeader { Signature = new byte[3], Entries = new TrackEntry[Header.revolutions] }; _scpStream.Read(trk.Signature, 0, trk.Signature.Length); trk.TrackNumber = (byte)_scpStream.ReadByte(); if(!trk.Signature.SequenceEqual(_trkSignature)) { AaruConsole.DebugWriteLine("SuperCardPro plugin", "Track header at {0} contains incorrect signature.", Header.offsets[t]); continue; } if(trk.TrackNumber != t) { AaruConsole.DebugWriteLine("SuperCardPro plugin", "Track number at {0} should be {1} but is {2}.", Header.offsets[t], t, trk.TrackNumber); continue; } AaruConsole.DebugWriteLine("SuperCardPro plugin", "Found track {0} at {1}.", t, Header.offsets[t]); for(byte r = 0; r < Header.revolutions; r++) { byte[] rev = new byte[Marshal.SizeOf()]; _scpStream.Read(rev, 0, Marshal.SizeOf()); trk.Entries[r] = Marshal.ByteArrayToStructureLittleEndian(rev); // De-relative offsets trk.Entries[r].dataOffset += Header.offsets[t]; } ScpTracks.Add(t, trk); } if(Header.flags.HasFlag(ScpFlags.HasFooter)) { long position = _scpStream.Position; _scpStream.Seek(-4, SeekOrigin.End); while(_scpStream.Position >= position) { byte[] footerSig = new byte[4]; _scpStream.Read(footerSig, 0, 4); uint footerMagic = BitConverter.ToUInt32(footerSig, 0); if(footerMagic == FOOTER_SIGNATURE) { _scpStream.Seek(-Marshal.SizeOf(), SeekOrigin.Current); AaruConsole.DebugWriteLine("SuperCardPro plugin", "Found footer at {0}", _scpStream.Position); byte[] ftr = new byte[Marshal.SizeOf()]; _scpStream.Read(ftr, 0, Marshal.SizeOf()); ScpFooter footer = Marshal.ByteArrayToStructureLittleEndian(ftr); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.manufacturerOffset = 0x{0:X8}", footer.manufacturerOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.modelOffset = 0x{0:X8}", footer.modelOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.serialOffset = 0x{0:X8}", footer.serialOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.creatorOffset = 0x{0:X8}", footer.creatorOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.applicationOffset = 0x{0:X8}", footer.applicationOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.commentsOffset = 0x{0:X8}", footer.commentsOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.creationTime = {0}", footer.creationTime); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.modificationTime = {0}", footer.modificationTime); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.applicationVersion = {0}.{1}", (footer.applicationVersion & 0xF0) >> 4, footer.applicationVersion & 0xF); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.hardwareVersion = {0}.{1}", (footer.hardwareVersion & 0xF0) >> 4, footer.hardwareVersion & 0xF); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.firmwareVersion = {0}.{1}", (footer.firmwareVersion & 0xF0) >> 4, footer.firmwareVersion & 0xF); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.imageVersion = {0}.{1}", (footer.imageVersion & 0xF0) >> 4, footer.imageVersion & 0xF); AaruConsole.DebugWriteLine("SuperCardPro plugin", "footer.signature = \"{0}\"", StringHandlers.CToString(BitConverter.GetBytes(footer.signature))); _imageInfo.DriveManufacturer = ReadPStringUtf8(_scpStream, footer.manufacturerOffset); _imageInfo.DriveModel = ReadPStringUtf8(_scpStream, footer.modelOffset); _imageInfo.DriveSerialNumber = ReadPStringUtf8(_scpStream, footer.serialOffset); _imageInfo.Creator = ReadPStringUtf8(_scpStream, footer.creatorOffset); _imageInfo.Application = ReadPStringUtf8(_scpStream, footer.applicationOffset); _imageInfo.Comments = ReadPStringUtf8(_scpStream, footer.commentsOffset); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.driveManufacturer = \"{0}\"", _imageInfo.DriveManufacturer); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.driveModel = \"{0}\"", _imageInfo.DriveModel); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.driveSerialNumber = \"{0}\"", _imageInfo.DriveSerialNumber); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.imageCreator = \"{0}\"", _imageInfo.Creator); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.imageApplication = \"{0}\"", _imageInfo.Application); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.imageComments = \"{0}\"", _imageInfo.Comments); _imageInfo.CreationTime = footer.creationTime != 0 ? DateHandlers.UnixToDateTime(footer.creationTime) : imageFilter.GetCreationTime(); _imageInfo.LastModificationTime = footer.modificationTime != 0 ? DateHandlers.UnixToDateTime(footer.modificationTime) : imageFilter.GetLastWriteTime(); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.imageCreationTime = {0}", _imageInfo.CreationTime); AaruConsole.DebugWriteLine("SuperCardPro plugin", "ImageInfo.imageLastModificationTime = {0}", _imageInfo.LastModificationTime); _imageInfo.ApplicationVersion = $"{(footer.applicationVersion & 0xF0) >> 4}.{footer.applicationVersion & 0xF}"; _imageInfo.DriveFirmwareRevision = $"{(footer.firmwareVersion & 0xF0) >> 4}.{footer.firmwareVersion & 0xF}"; _imageInfo.Version = $"{(footer.imageVersion & 0xF0) >> 4}.{footer.imageVersion & 0xF}"; break; } _scpStream.Seek(-8, SeekOrigin.Current); } } else { _imageInfo.Application = "SuperCardPro"; _imageInfo.ApplicationVersion = $"{(Header.version & 0xF0) >> 4}.{Header.version & 0xF}"; _imageInfo.CreationTime = imageFilter.GetCreationTime(); _imageInfo.LastModificationTime = imageFilter.GetLastWriteTime(); _imageInfo.Version = "1.5"; } throw new NotImplementedException("Flux decoding is not yet implemented."); } public byte[] ReadDiskTag(MediaTagType tag) => throw new NotImplementedException("Flux decoding is not yet implemented."); public byte[] ReadSector(ulong sectorAddress) => ReadSectors(sectorAddress, 1); public byte[] ReadSectorTag(ulong sectorAddress, SectorTagType tag) => throw new NotImplementedException("Flux decoding is not yet implemented."); public byte[] ReadSectors(ulong sectorAddress, uint length) => throw new NotImplementedException("Flux decoding is not yet implemented."); public byte[] ReadSectorsTag(ulong sectorAddress, uint length, SectorTagType tag) => throw new NotImplementedException("Flux decoding is not yet implemented."); public byte[] ReadSectorLong(ulong sectorAddress) => throw new NotImplementedException("Flux decoding is not yet implemented."); public byte[] ReadSectorsLong(ulong sectorAddress, uint length) => throw new NotImplementedException("Flux decoding is not yet implemented."); } }