aaru-dps/Aaru
1
0
Fork 0
mirror of https://github.com/aaru-dps/Aaru.git synced 2025-12-16 11:14:25 +00:00
Code Issues Packages Projects Releases Wiki Activity
Files
eca03c2a64c0cdf04a02c0f13657885523cbbc1c
Aaru/Aaru.Decoders/CD/Sector.cs

489 lines
26 KiB
C#
Raw Blame History

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename : Sector.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Device structures decoders.
//
// --[ Description ] ----------------------------------------------------------
//
// Decodes and descrambles CompactDisc sectors.
//
// --[ 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 <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2023 Natalia Portillo
// ****************************************************************************/
using System;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using Aaru.Checksums;
namespace Aaru.Decoders.CD;
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "MemberCanBeInternal")]
[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
[SuppressMessage("ReSharper", "UnusedMember.Global")]
public static class Sector
{
public static readonly byte[] ScrambleTable =
{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x80, 0x00, 0x60, 0x00, 0x28,
0x00, 0x1E, 0x80, 0x08, 0x60, 0x06, 0xA8, 0x02, 0xFE, 0x81, 0x80, 0x60, 0x60, 0x28, 0x28, 0x1E, 0x9E, 0x88,
0x68, 0x66, 0xAE, 0xAA, 0xFC, 0x7F, 0x01, 0xE0, 0x00, 0x48, 0x00, 0x36, 0x80, 0x16, 0xE0, 0x0E, 0xC8, 0x04,
0x56, 0x83, 0x7E, 0xE1, 0xE0, 0x48, 0x48, 0x36, 0xB6, 0x96, 0xF6, 0xEE, 0xC6, 0xCC, 0x52, 0xD5, 0xFD, 0x9F,
0x01, 0xA8, 0x00, 0x7E, 0x80, 0x20, 0x60, 0x18, 0x28, 0x0A, 0x9E, 0x87, 0x28, 0x62, 0x9E, 0xA9, 0xA8, 0x7E,
0xFE, 0xA0, 0x40, 0x78, 0x30, 0x22, 0x94, 0x19, 0xAF, 0x4A, 0xFC, 0x37, 0x01, 0xD6, 0x80, 0x5E, 0xE0, 0x38,
0x48, 0x12, 0xB6, 0x8D, 0xB6, 0xE5, 0xB6, 0xCB, 0x36, 0xD7, 0x56, 0xDE, 0xBE, 0xD8, 0x70, 0x5A, 0xA4, 0x3B,
0x3B, 0x53, 0x53, 0x7D, 0xFD, 0xE1, 0x81, 0x88, 0x60, 0x66, 0xA8, 0x2A, 0xFE, 0x9F, 0x00, 0x68, 0x00, 0x2E,
0x80, 0x1C, 0x60, 0x09, 0xE8, 0x06, 0xCE, 0x82, 0xD4, 0x61, 0x9F, 0x68, 0x68, 0x2E, 0xAE, 0x9C, 0x7C, 0x69,
0xE1, 0xEE, 0xC8, 0x4C, 0x56, 0xB5, 0xFE, 0xF7, 0x00, 0x46, 0x80, 0x32, 0xE0, 0x15, 0x88, 0x0F, 0x26, 0x84,
0x1A, 0xE3, 0x4B, 0x09, 0xF7, 0x46, 0xC6, 0xB2, 0xD2, 0xF5, 0x9D, 0x87, 0x29, 0xA2, 0x9E, 0xF9, 0xA8, 0x42,
0xFE, 0xB1, 0x80, 0x74, 0x60, 0x27, 0x68, 0x1A, 0xAE, 0x8B, 0x3C, 0x67, 0x51, 0xEA, 0xBC, 0x4F, 0x31, 0xF4,
0x14, 0x47, 0x4F, 0x72, 0xB4, 0x25, 0xB7, 0x5B, 0x36, 0xBB, 0x56, 0xF3, 0x7E, 0xC5, 0xE0, 0x53, 0x08, 0x3D,
0xC6, 0x91, 0x92, 0xEC, 0x6D, 0x8D, 0xED, 0xA5, 0x8D, 0xBB, 0x25, 0xB3, 0x5B, 0x35, 0xFB, 0x57, 0x03, 0x7E,
0x81, 0xE0, 0x60, 0x48, 0x28, 0x36, 0x9E, 0x96, 0xE8, 0x6E, 0xCE, 0xAC, 0x54, 0x7D, 0xFF, 0x61, 0x80, 0x28,
0x60, 0x1E, 0xA8, 0x08, 0x7E, 0x86, 0xA0, 0x62, 0xF8, 0x29, 0x82, 0x9E, 0xE1, 0xA8, 0x48, 0x7E, 0xB6, 0xA0,
0x76, 0xF8, 0x26, 0xC2, 0x9A, 0xD1, 0xAB, 0x1C, 0x7F, 0x49, 0xE0, 0x36, 0xC8, 0x16, 0xD6, 0x8E, 0xDE, 0xE4,
0x58, 0x4B, 0x7A, 0xB7, 0x63, 0x36, 0xA9, 0xD6, 0xFE, 0xDE, 0xC0, 0x58, 0x50, 0x3A, 0xBC, 0x13, 0x31, 0xCD,
0xD4, 0x55, 0x9F, 0x7F, 0x28, 0x20, 0x1E, 0x98, 0x08, 0x6A, 0x86, 0xAF, 0x22, 0xFC, 0x19, 0x81, 0xCA, 0xE0,
0x57, 0x08, 0x3E, 0x86, 0x90, 0x62, 0xEC, 0x29, 0x8D, 0xDE, 0xE5, 0x98, 0x4B, 0x2A, 0xB7, 0x5F, 0x36, 0xB8,
0x16, 0xF2, 0x8E, 0xC5, 0xA4, 0x53, 0x3B, 0x7D, 0xD3, 0x61, 0x9D, 0xE8, 0x69, 0x8E, 0xAE, 0xE4, 0x7C, 0x4B,
0x61, 0xF7, 0x68, 0x46, 0xAE, 0xB2, 0xFC, 0x75, 0x81, 0xE7, 0x20, 0x4A, 0x98, 0x37, 0x2A, 0x96, 0x9F, 0x2E,
0xE8, 0x1C, 0x4E, 0x89, 0xF4, 0x66, 0xC7, 0x6A, 0xD2, 0xAF, 0x1D, 0xBC, 0x09, 0xB1, 0xC6, 0xF4, 0x52, 0xC7,
0x7D, 0x92, 0xA1, 0xAD, 0xB8, 0x7D, 0xB2, 0xA1, 0xB5, 0xB8, 0x77, 0x32, 0xA6, 0x95, 0xBA, 0xEF, 0x33, 0x0C,
0x15, 0xC5, 0xCF, 0x13, 0x14, 0x0D, 0xCF, 0x45, 0x94, 0x33, 0x2F, 0x55, 0xDC, 0x3F, 0x19, 0xD0, 0x0A, 0xDC,
0x07, 0x19, 0xC2, 0x8A, 0xD1, 0xA7, 0x1C, 0x7A, 0x89, 0xE3, 0x26, 0xC9, 0xDA, 0xD6, 0xDB, 0x1E, 0xDB, 0x48,
0x5B, 0x76, 0xBB, 0x66, 0xF3, 0x6A, 0xC5, 0xEF, 0x13, 0x0C, 0x0D, 0xC5, 0xC5, 0x93, 0x13, 0x2D, 0xCD, 0xDD,
0x95, 0x99, 0xAF, 0x2A, 0xFC, 0x1F, 0x01, 0xC8, 0x00, 0x56, 0x80, 0x3E, 0xE0, 0x10, 0x48, 0x0C, 0x36, 0x85,
0xD6, 0xE3, 0x1E, 0xC9, 0xC8, 0x56, 0xD6, 0xBE, 0xDE, 0xF0, 0x58, 0x44, 0x3A, 0xB3, 0x53, 0x35, 0xFD, 0xD7,
0x01, 0x9E, 0x80, 0x68, 0x60, 0x2E, 0xA8, 0x1C, 0x7E, 0x89, 0xE0, 0x66, 0xC8, 0x2A, 0xD6, 0x9F, 0x1E, 0xE8,
0x08, 0x4E, 0x86, 0xB4, 0x62, 0xF7, 0x69, 0x86, 0xAE, 0xE2, 0xFC, 0x49, 0x81, 0xF6, 0xE0, 0x46, 0xC8, 0x32,
0xD6, 0x95, 0x9E, 0xEF, 0x28, 0x4C, 0x1E, 0xB5, 0xC8, 0x77, 0x16, 0xA6, 0x8E, 0xFA, 0xE4, 0x43, 0x0B, 0x71,
0xC7, 0x64, 0x52, 0xAB, 0x7D, 0xBF, 0x61, 0xB0, 0x28, 0x74, 0x1E, 0xA7, 0x48, 0x7A, 0xB6, 0xA3, 0x36, 0xF9,
0xD6, 0xC2, 0xDE, 0xD1, 0x98, 0x5C, 0x6A, 0xB9, 0xEF, 0x32, 0xCC, 0x15, 0x95, 0xCF, 0x2F, 0x14, 0x1C, 0x0F,
0x49, 0xC4, 0x36, 0xD3, 0x56, 0xDD, 0xFE, 0xD9, 0x80, 0x5A, 0xE0, 0x3B, 0x08, 0x13, 0x46, 0x8D, 0xF2, 0xE5,
0x85, 0x8B, 0x23, 0x27, 0x59, 0xDA, 0xBA, 0xDB, 0x33, 0x1B, 0x55, 0xCB, 0x7F, 0x17, 0x60, 0x0E, 0xA8, 0x04,
0x7E, 0x83, 0x60, 0x61, 0xE8, 0x28, 0x4E, 0x9E, 0xB4, 0x68, 0x77, 0x6E, 0xA6, 0xAC, 0x7A, 0xFD, 0xE3, 0x01,
0x89, 0xC0, 0x66, 0xD0, 0x2A, 0xDC, 0x1F, 0x19, 0xC8, 0x0A, 0xD6, 0x87, 0x1E, 0xE2, 0x88, 0x49, 0xA6, 0xB6,
0xFA, 0xF6, 0xC3, 0x06, 0xD1, 0xC2, 0xDC, 0x51, 0x99, 0xFC, 0x6A, 0xC1, 0xEF, 0x10, 0x4C, 0x0C, 0x35, 0xC5,
0xD7, 0x13, 0x1E, 0x8D, 0xC8, 0x65, 0x96, 0xAB, 0x2E, 0xFF, 0x5C, 0x40, 0x39, 0xF0, 0x12, 0xC4, 0x0D, 0x93,
0x45, 0xAD, 0xF3, 0x3D, 0x85, 0xD1, 0xA3, 0x1C, 0x79, 0xC9, 0xE2, 0xD6, 0xC9, 0x9E, 0xD6, 0xE8, 0x5E, 0xCE,
0xB8, 0x54, 0x72, 0xBF, 0x65, 0xB0, 0x2B, 0x34, 0x1F, 0x57, 0x48, 0x3E, 0xB6, 0x90, 0x76, 0xEC, 0x26, 0xCD,
0xDA, 0xD5, 0x9B, 0x1F, 0x2B, 0x48, 0x1F, 0x76, 0x88, 0x26, 0xE6, 0x9A, 0xCA, 0xEB, 0x17, 0x0F, 0x4E, 0x84,
0x34, 0x63, 0x57, 0x69, 0xFE, 0xAE, 0xC0, 0x7C, 0x50, 0x21, 0xFC, 0x18, 0x41, 0xCA, 0xB0, 0x57, 0x34, 0x3E,
0x97, 0x50, 0x6E, 0xBC, 0x2C, 0x71, 0xDD, 0xE4, 0x59, 0x8B, 0x7A, 0xE7, 0x63, 0x0A, 0xA9, 0xC7, 0x3E, 0xD2,
0x90, 0x5D, 0xAC, 0x39, 0xBD, 0xD2, 0xF1, 0x9D, 0x84, 0x69, 0xA3, 0x6E, 0xF9, 0xEC, 0x42, 0xCD, 0xF1, 0x95,
0x84, 0x6F, 0x23, 0x6C, 0x19, 0xED, 0xCA, 0xCD, 0x97, 0x15, 0xAE, 0x8F, 0x3C, 0x64, 0x11, 0xEB, 0x4C, 0x4F,
0x75, 0xF4, 0x27, 0x07, 0x5A, 0x82, 0xBB, 0x21, 0xB3, 0x58, 0x75, 0xFA, 0xA7, 0x03, 0x3A, 0x81, 0xD3, 0x20,
0x5D, 0xD8, 0x39, 0x9A, 0x92, 0xEB, 0x2D, 0x8F, 0x5D, 0xA4, 0x39, 0xBB, 0x52, 0xF3, 0x7D, 0x85, 0xE1, 0xA3,
0x08, 0x79, 0xC6, 0xA2, 0xD2, 0xF9, 0x9D, 0x82, 0xE9, 0xA1, 0x8E, 0xF8, 0x64, 0x42, 0xAB, 0x71, 0xBF, 0x64,
0x70, 0x2B, 0x64, 0x1F, 0x6B, 0x48, 0x2F, 0x76, 0x9C, 0x26, 0xE9, 0xDA, 0xCE, 0xDB, 0x14, 0x5B, 0x4F, 0x7B,
0x74, 0x23, 0x67, 0x59, 0xEA, 0xBA, 0xCF, 0x33, 0x14, 0x15, 0xCF, 0x4F, 0x14, 0x34, 0x0F, 0x57, 0x44, 0x3E,
0xB3, 0x50, 0x75, 0xFC, 0x27, 0x01, 0xDA, 0x80, 0x5B, 0x20, 0x3B, 0x58, 0x13, 0x7A, 0x8D, 0xE3, 0x25, 0x89,
0xDB, 0x26, 0xDB, 0x5A, 0xDB, 0x7B, 0x1B, 0x63, 0x4B, 0x69, 0xF7, 0x6E, 0xC6, 0xAC, 0x52, 0xFD, 0xFD, 0x81,
0x81, 0xA0, 0x60, 0x78, 0x28, 0x22, 0x9E, 0x99, 0xA8, 0x6A, 0xFE, 0xAF, 0x00, 0x7C, 0x00, 0x21, 0xC0, 0x18,
0x50, 0x0A, 0xBC, 0x07, 0x31, 0xC2, 0x94, 0x51, 0xAF, 0x7C, 0x7C, 0x21, 0xE1, 0xD8, 0x48, 0x5A, 0xB6, 0xBB,
0x36, 0xF3, 0x56, 0xC5, 0xFE, 0xD3, 0x00, 0x5D, 0xC0, 0x39, 0x90, 0x12, 0xEC, 0x0D, 0x8D, 0xC5, 0xA5, 0x93,
0x3B, 0x2D, 0xD3, 0x5D, 0x9D, 0xF9, 0xA9, 0x82, 0xFE, 0xE1, 0x80, 0x48, 0x60, 0x36, 0xA8, 0x16, 0xFE, 0x8E,
0xC0, 0x64, 0x50, 0x2B, 0x7C, 0x1F, 0x61, 0xC8, 0x28, 0x56, 0x9E, 0xBE, 0xE8, 0x70, 0x4E, 0xA4, 0x34, 0x7B,
0x57, 0x63, 0x7E, 0xA9, 0xE0, 0x7E, 0xC8, 0x20, 0x56, 0x98, 0x3E, 0xEA, 0x90, 0x4F, 0x2C, 0x34, 0x1D, 0xD7,
0x49, 0x9E, 0xB6, 0xE8, 0x76, 0xCE, 0xA6, 0xD4, 0x7A, 0xDF, 0x63, 0x18, 0x29, 0xCA, 0x9E, 0xD7, 0x28, 0x5E,
0x9E, 0xB8, 0x68, 0x72, 0xAE, 0xA5, 0xBC, 0x7B, 0x31, 0xE3, 0x54, 0x49, 0xFF, 0x76, 0xC0, 0x26, 0xD0, 0x1A,
0xDC, 0x0B, 0x19, 0xC7, 0x4A, 0xD2, 0xB7, 0x1D, 0xB6, 0x89, 0xB6, 0xE6, 0xF6, 0xCA, 0xC6, 0xD7, 0x12, 0xDE,
0x8D, 0x98, 0x65, 0xAA, 0xAB, 0x3F, 0x3F, 0x50, 0x10, 0x3C, 0x0C, 0x11, 0xC5, 0xCC, 0x53, 0x15, 0xFD, 0xCF,
0x01, 0x94, 0x00, 0x6F, 0x40, 0x2C, 0x30, 0x1D, 0xD4, 0x09, 0x9F, 0x46, 0xE8, 0x32, 0xCE, 0x95, 0x94, 0x6F,
0x2F, 0x6C, 0x1C, 0x2D, 0xC9, 0xDD, 0x96, 0xD9, 0xAE, 0xDA, 0xFC, 0x5B, 0x01, 0xFB, 0x40, 0x43, 0x70, 0x31,
0xE4, 0x14, 0x4B, 0x4F, 0x77, 0x74, 0x26, 0xA7, 0x5A, 0xFA, 0xBB, 0x03, 0x33, 0x41, 0xD5, 0xF0, 0x5F, 0x04,
0x38, 0x03, 0x52, 0x81, 0xFD, 0xA0, 0x41, 0xB8, 0x30, 0x72, 0x94, 0x25, 0xAF, 0x5B, 0x3C, 0x3B, 0x51, 0xD3,
0x7C, 0x5D, 0xE1, 0xF9, 0x88, 0x42, 0xE6, 0xB1, 0x8A, 0xF4, 0x67, 0x07, 0x6A, 0x82, 0xAF, 0x21, 0xBC, 0x18,
0x71, 0xCA, 0xA4, 0x57, 0x3B, 0x7E, 0x93, 0x60, 0x6D, 0xE8, 0x2D, 0x8E, 0x9D, 0xA4, 0x69, 0xBB, 0x6E, 0xF3,
0x6C, 0x45, 0xED, 0xF3, 0x0D, 0x85, 0xC5, 0xA3, 0x13, 0x39, 0xCD, 0xD2, 0xD5, 0x9D, 0x9F, 0x29, 0xA8, 0x1E,
0xFE, 0x88, 0x40, 0x66, 0xB0, 0x2A, 0xF4, 0x1F, 0x07, 0x48, 0x02, 0xB6, 0x81, 0xB6, 0xE0, 0x76, 0xC8, 0x26,
0xD6, 0x9A, 0xDE, 0xEB, 0x18, 0x4F, 0x4A, 0xB4, 0x37, 0x37, 0x56, 0x96, 0xBE, 0xEE, 0xF0, 0x4C, 0x44, 0x35,
0xF3, 0x57, 0x05, 0xFE, 0x83, 0x00, 0x61, 0xC0, 0x28, 0x50, 0x1E, 0xBC, 0x08, 0x71, 0xC6, 0xA4, 0x52, 0xFB,
0x7D, 0x83, 0x61, 0xA1, 0xE8, 0x78, 0x4E, 0xA2, 0xB4, 0x79, 0xB7, 0x62, 0xF6, 0xA9, 0x86, 0xFE, 0xE2, 0xC0,
0x49, 0x90, 0x36, 0xEC, 0x16, 0xCD, 0xCE, 0xD5, 0x94, 0x5F, 0x2F, 0x78, 0x1C, 0x22, 0x89, 0xD9, 0xA6, 0xDA,
0xFA, 0xDB, 0x03, 0x1B, 0x41, 0xCB, 0x70, 0x57, 0x64, 0x3E, 0xAB, 0x50, 0x7F, 0x7C, 0x20, 0x21, 0xD8, 0x18,
0x5A, 0x8A, 0xBB, 0x27, 0x33, 0x5A, 0x95, 0xFB, 0x2F, 0x03, 0x5C, 0x01, 0xF9, 0xC0, 0x42, 0xD0, 0x31, 0x9C,
0x14, 0x69, 0xCF, 0x6E, 0xD4, 0x2C, 0x5F, 0x5D, 0xF8, 0x39, 0x82, 0x92, 0xE1, 0xAD, 0x88, 0x7D, 0xA6, 0xA1,
0xBA, 0xF8, 0x73, 0x02, 0xA5, 0xC1, 0xBB, 0x10, 0x73, 0x4C, 0x25, 0xF5, 0xDB, 0x07, 0x1B, 0x42, 0x8B, 0x71,
0xA7, 0x64, 0x7A, 0xAB, 0x63, 0x3F, 0x69, 0xD0, 0x2E, 0xDC, 0x1C, 0x59, 0xC9, 0xFA, 0xD6, 0xC3, 0x1E, 0xD1,
0xC8, 0x5C, 0x56, 0xB9, 0xFE, 0xF2, 0xC0, 0x45, 0x90, 0x33, 0x2C, 0x15, 0xDD, 0xCF, 0x19, 0x94, 0x0A, 0xEF,
0x47, 0x0C, 0x32, 0x85, 0xD5, 0xA3, 0x1F, 0x39, 0xC8, 0x12, 0xD6, 0x8D, 0x9E, 0xE5, 0xA8, 0x4B, 0x3E, 0xB7,
0x50, 0x76, 0xBC, 0x26, 0xF1, 0xDA, 0xC4, 0x5B, 0x13, 0x7B, 0x4D, 0xE3, 0x75, 0x89, 0xE7, 0x26, 0xCA, 0x9A,
0xD7, 0x2B, 0x1E, 0x9F, 0x48, 0x68, 0x36, 0xAE, 0x96, 0xFC, 0x6E, 0xC1, 0xEC, 0x50, 0x4D, 0xFC, 0x35, 0x81,
0xD7, 0x20, 0x5E, 0x98, 0x38, 0x6A, 0x92, 0xAF, 0x2D, 0xBC, 0x1D, 0xB1, 0xC9, 0xB4, 0x56, 0xF7, 0x7E, 0xC6,
0xA0, 0x52, 0xF8, 0x3D, 0x82, 0x91, 0xA1, 0xAC, 0x78, 0x7D, 0xE2, 0xA1, 0x89, 0xB8, 0x66, 0xF2, 0xAA, 0xC5,
0xBF, 0x13, 0x30, 0x0D, 0xD4, 0x05, 0x9F, 0x43, 0x28, 0x31, 0xDE, 0x94, 0x58, 0x6F, 0x7A, 0xAC, 0x23, 0x3D,
0xD9, 0xD1, 0x9A, 0xDC, 0x6B, 0x19, 0xEF, 0x4A, 0xCC, 0x37, 0x15, 0xD6, 0x8F, 0x1E, 0xE4, 0x08, 0x4B, 0x46,
0xB7, 0x72, 0xF6, 0xA5, 0x86, 0xFB, 0x22, 0xC3, 0x59, 0x91, 0xFA, 0xEC, 0x43, 0x0D, 0xF1, 0xC5, 0x84, 0x53,
0x23, 0x7D, 0xD9, 0xE1, 0x9A, 0xC8, 0x6B, 0x16, 0xAF, 0x4E, 0xFC, 0x34, 0x41, 0xD7, 0x70, 0x5E, 0xA4, 0x38,
0x7B, 0x52, 0xA3, 0x7D, 0xB9, 0xE1, 0xB2, 0xC8, 0x75, 0x96, 0xA7, 0x2E, 0xFA, 0x9C, 0x43, 0x29, 0xF1, 0xDE,
0xC4, 0x58, 0x53, 0x7A, 0xBD, 0xE3, 0x31, 0x89, 0xD4, 0x66, 0xDF, 0x6A, 0xD8, 0x2F, 0x1A, 0x9C, 0x0B, 0x29,
0xC7, 0x5E, 0xD2, 0xB8, 0x5D, 0xB2, 0xB9, 0xB5, 0xB2, 0xF7, 0x35, 0x86, 0x97, 0x22, 0xEE, 0x99, 0x8C, 0x6A,
0xE5, 0xEF, 0x0B, 0x0C, 0x07, 0x45, 0xC2, 0xB3, 0x11, 0xB5, 0xCC, 0x77, 0x15, 0xE6, 0x8F, 0x0A, 0xE4, 0x07,
0x0B, 0x42, 0x87, 0x71, 0xA2, 0xA4, 0x79, 0xBB, 0x62, 0xF3, 0x69, 0x85, 0xEE, 0xE3, 0x0C, 0x49, 0xC5, 0xF6,
0xD3, 0x06, 0xDD, 0xC2, 0xD9, 0x91, 0x9A, 0xEC, 0x6B, 0x0D, 0xEF, 0x45, 0x8C, 0x33, 0x25, 0xD5, 0xDB, 0x1F,
0x1B, 0x48, 0x0B, 0x76, 0x87, 0x66, 0xE2, 0xAA, 0xC9, 0xBF, 0x16, 0xF0, 0x0E, 0xC4, 0x04, 0x53, 0x43, 0x7D,
0xF1, 0xE1, 0x84, 0x48, 0x63, 0x76, 0xA9, 0xE6, 0xFE, 0xCA, 0xC0, 0x57, 0x10, 0x3E, 0x8C, 0x10, 0x65, 0xCC,
0x2B, 0x15, 0xDF, 0x4F, 0x18, 0x34, 0x0A, 0x97, 0x47, 0x2E, 0xB2, 0x9C, 0x75, 0xA9, 0xE7, 0x3E, 0xCA, 0x90,
0x57, 0x2C, 0x3E, 0x9D, 0xD0, 0x69, 0x9C, 0x2E, 0xE9, 0xDC, 0x4E, 0xD9, 0xF4, 0x5A, 0xC7, 0x7B, 0x12, 0xA3,
0x4D, 0xB9, 0xF5, 0xB2, 0xC7, 0x35, 0x92, 0x97, 0x2D, 0xAE, 0x9D, 0xBC, 0x69, 0xB1, 0xEE, 0xF4, 0x4C, 0x47,
0x75, 0xF2, 0xA7, 0x05, 0xBA, 0x83, 0x33, 0x21, 0xD5, 0xD8, 0x5F, 0x1A, 0xB8, 0x0B, 0x32, 0x87, 0x55, 0xA2,
0xBF, 0x39, 0xB0, 0x12, 0xF4, 0x0D, 0x87, 0x45, 0xA2, 0xB3, 0x39, 0xB5, 0xD2, 0xF7, 0x1D, 0x86, 0x89, 0xA2,
0xE6, 0xF9, 0x8A, 0xC2, 0xE7, 0x11, 0x8A, 0x8C, 0x67, 0x25, 0xEA, 0x9B, 0x0F, 0x2B, 0x44, 0x1F, 0x73, 0x48,
0x25, 0xF6, 0x9B, 0x06, 0xEB, 0x42, 0xCF, 0x71, 0x94, 0x24, 0x6F, 0x5B, 0x6C, 0x3B, 0x6D, 0xD3, 0x6D, 0x9D,
0xED, 0xA9, 0x8D, 0xBE, 0xE5, 0xB0, 0x4B, 0x34, 0x37, 0x57, 0x56, 0xBE, 0xBE, 0xF0, 0x70, 0x44, 0x24, 0x33,
0x5B, 0x55, 0xFB, 0x7F, 0x03, 0x60, 0x01, 0xE8, 0x00, 0x4E, 0x80, 0x34, 0x60, 0x17, 0x68, 0x0E, 0xAE, 0x84,
0x7C, 0x63, 0x61, 0xE9, 0xE8, 0x4E, 0xCE, 0xB4, 0x54, 0x77, 0x7F, 0x66, 0xA0, 0x2A, 0xF8, 0x1F, 0x02, 0x88,
0x01, 0xA6, 0x80, 0x7A, 0xE0, 0x23, 0x08, 0x19, 0xC6, 0x8A, 0xD2, 0xE7, 0x1D, 0x8A, 0x89, 0xA7, 0x26, 0xFA,
0x9A, 0xC3, 0x2B, 0x11, 0xDF, 0x4C, 0x58, 0x35, 0xFA, 0x97, 0x03, 0x2E, 0x81, 0xDC, 0x60, 0x59, 0xE8, 0x3A,
0xCE, 0x93, 0x14, 0x6D, 0xCF, 0x6D, 0x94, 0x2D, 0xAF, 0x5D, 0xBC, 0x39, 0xB1, 0xD2, 0xF4, 0x5D, 0x87, 0x79,
0xA2, 0xA2, 0xF9, 0xB9, 0x82, 0xF2, 0xE1, 0x85, 0x88, 0x63, 0x26, 0xA9, 0xDA, 0xFE, 0xDB, 0x00, 0x5B, 0x40,
0x3B, 0x70, 0x13, 0x64, 0x0D, 0xEB, 0x45, 0x8F, 0x73, 0x24, 0x25, 0xDB, 0x5B, 0x1B, 0x7B, 0x4B, 0x63, 0x77,
0x69, 0xE6, 0xAE, 0xCA, 0xFC, 0x57, 0x01, 0xFE, 0x80, 0x40, 0x60, 0x30, 0x28, 0x14, 0x1E, 0x8F, 0x48, 0x64,
0x36, 0xAB, 0x56, 0xFF, 0x7E, 0xC0, 0x20, 0x50, 0x18, 0x3C, 0x0A, 0x91, 0xC7, 0x2C, 0x52, 0x9D, 0xFD, 0xA9,
0x81, 0xBE, 0xE0, 0x70, 0x48, 0x24, 0x36, 0x9B, 0x56, 0xEB, 0x7E, 0xCF, 0x60, 0x54, 0x28, 0x3F, 0x5E, 0x90,
0x38, 0x6C, 0x12, 0xAD, 0xCD, 0xBD, 0x95, 0xB1, 0xAF, 0x34, 0x7C, 0x17, 0x61, 0xCE, 0xA8, 0x54, 0x7E, 0xBF,
0x60, 0x70, 0x28, 0x24, 0x1E, 0x9B, 0x48, 0x6B, 0x76, 0xAF, 0x66, 0xFC, 0x2A, 0xC1, 0xDF, 0x10, 0x58, 0x0C,
0x3A, 0x85, 0xD3, 0x23, 0x1D, 0xD9, 0xC9, 0x9A, 0xD6, 0xEB, 0x1E, 0xCF, 0x48, 0x54, 0x36, 0xBF, 0x56, 0xF0,
0x3E, 0xC4, 0x10, 0x53, 0x4C, 0x3D, 0xF5, 0xD1, 0x87, 0x1C, 0x62, 0x89, 0xE9, 0xA6, 0xCE, 0xFA, 0xD4, 0x43,
0x1F, 0x71, 0xC8, 0x24, 0x56, 0x9B, 0x7E, 0xEB, 0x60, 0x4F, 0x68, 0x34, 0x2E, 0x97, 0x5C, 0x6E, 0xB9, 0xEC,
0x72, 0xCD, 0xE5, 0x95, 0x8B, 0x2F, 0x27, 0x5C, 0x1A, 0xB9, 0xCB, 0x32, 0xD7, 0x55, 0x9E, 0xBF, 0x28, 0x70,
0x1E, 0xA4, 0x08, 0x7B, 0x46, 0xA3, 0x72, 0xF9, 0xE5, 0x82, 0xCB, 0x21, 0x97, 0x58, 0x6E, 0xBA, 0xAC, 0x73,
0x3D, 0xE5, 0xD1, 0x8B, 0x1C, 0x67, 0x49, 0xEA, 0xB6, 0xCF, 0x36, 0xD4, 0x16, 0xDF, 0x4E, 0xD8, 0x34, 0x5A,
0x97, 0x7B, 0x2E, 0xA3, 0x5C, 0x79, 0xF9, 0xE2, 0xC2, 0xC9, 0x91, 0x96, 0xEC, 0x6E, 0xCD, 0xEC, 0x55, 0x8D,
0xFF, 0x25, 0x80, 0x1B, 0x20, 0x0B, 0x58, 0x07, 0x7A, 0x82, 0xA3, 0x21, 0xB9, 0xD8, 0x72, 0xDA, 0xA5, 0x9B,
0x3B, 0x2B, 0x53, 0x5F, 0x7D, 0xF8, 0x21, 0x82, 0x98, 0x61, 0xAA, 0xA8, 0x7F, 0x3E, 0xA0, 0x10, 0x78, 0x0C,
0x22, 0x85, 0xD9, 0xA3, 0x1A, 0xF9, 0xCB, 0x02, 0xD7, 0x41, 0x9E, 0xB0, 0x68, 0x74, 0x2E, 0xA7, 0x5C, 0x7A,
0xB9, 0xE3, 0x32, 0xC9, 0xD5, 0x96, 0xDF, 0x2E, 0xD8, 0x1C, 0x5A, 0x89, 0xFB, 0x26, 0xC3, 0x5A, 0xD1, 0xFB,
0x1C, 0x43, 0x49, 0xF1, 0xF6, 0xC4, 0x46, 0xD3, 0x72, 0xDD, 0xE5, 0x99
};
public static readonly byte[] SyncMark =
{
0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00
};
public static byte[] Scramble(byte[] sector)
{
if(sector == null || sector.Length < 2352)
return sector;
var sync = new byte[12];
Array.Copy(sector, 0, sync, 0, 12);
if(!SyncMark.SequenceEqual(sync))
return sector;
var scrambled = new byte[sector.Length];
for(var i = 0; i < 2352; i++)
scrambled[i] = (byte)(sector[i] ^ ScrambleTable[i]);
if(sector.Length <= 2352)
return scrambled;
for(var i = 2352; i < sector.Length; i++)
scrambled[i] = sector[i];
return scrambled;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static byte[] GetUserData(byte[] data, bool interleaved = false, byte fileNumber = 0)
{
switch(data.Length)
{
case 2352 when data[0] != 0x00 ||
data[1] != 0xFF ||
data[2] != 0xFF ||
data[3] != 0xFF ||
data[4] != 0xFF ||
data[5] != 0xFF ||
data[6] != 0xFF ||
data[7] != 0xFF ||
data[8] != 0xFF ||
data[9] != 0xFF ||
data[10] != 0xFF ||
data[11] != 0x00:
return data;
case 2352:
switch(data[15])
{
case 0:
return new byte[2048];
case 1:
var sector = new byte[2048];
Array.Copy(data, 16, sector, 0, 2048);
return sector;
case 2:
return GetUserDataFromMode2(data, interleaved, fileNumber);
default:
return data;
}
case 2336:
return GetUserDataFromMode2(data, interleaved, fileNumber);
default:
return data;
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static byte[] GetUserDataFromMode2(byte[] data, bool interleaved = false, byte fileNumber = 0)
{
if(data.Length != 2352 && data.Length != 2336)
return data;
var pos = 0;
if(data.Length == 2352)
{
if(data[0] != 0x00 ||
data[1] != 0xFF ||
data[2] != 0xFF ||
data[3] != 0xFF ||
data[4] != 0xFF ||
data[5] != 0xFF ||
data[6] != 0xFF ||
data[7] != 0xFF ||
data[8] != 0xFF ||
data[9] != 0xFF ||
data[10] != 0xFF ||
data[11] != 0x00 ||
data[15] != 0x02)
return data;
pos = 16;
}
// This is not the sector you are looking for
if(interleaved && data[pos] != fileNumber)
return null;
int len = (data[pos + 2] & 0x20) == 0x20 ? 2324 : 2048;
pos += 8;
var sector = new byte[len];
Array.Copy(data, pos, sector, 0, len);
return sector;
}
public static string Prettify(byte[] buffer)
{
if(buffer is null || buffer.Length <= 0)
return null;
if(buffer[0] != 0x00 ||
buffer[1] != 0xFF ||
buffer[2] != 0xFF ||
buffer[3] != 0xFF ||
buffer[4] != 0xFF ||
buffer[5] != 0xFF ||
buffer[6] != 0xFF ||
buffer[7] != 0xFF ||
buffer[8] != 0xFF ||
buffer[9] != 0xFF ||
buffer[10] != 0xFF ||
buffer[11] != 0x00)
return Localization.CD_sector;
var sb = new StringBuilder();
sb.AppendLine(Localization.CD_ROM_sector);
byte min = buffer[12];
byte sec = buffer[13];
byte frame = buffer[14];
var lba = 0;
var moreThan90 = false;
if(min > 0x90)
{
lba += 405000;
min -= 0x90;
moreThan90 = true;
}
lba += ((min >> 4) * 10 + (min & 0x0F)) * 75 * 60;
lba += ((sec >> 4) * 10 + (sec & 0x0F)) * 75;
lba += (frame >> 4) * 10 + (frame & 0x0F);
lba -= 150;
if(moreThan90)
min += 0x90;
sb.AppendFormat(Localization.Position_0_1_2_LBA_3, min, sec, frame, lba).AppendLine();
switch(buffer[15] & 0x03)
{
case 0:
sb.AppendLine(Localization.Mode_0);
break;
case 1:
sb.AppendLine(Localization.Mode_1);
break;
case 2:
sb.AppendLine(Localization.Mode_2);
break;
case 3:
sb.AppendLine(Localization.Invalid_mode_3);
break;
}
switch((buffer[15] & 0xE0) >> 5)
{
case 0:
sb.AppendLine(Localization.User_data_block);
break;
case 1:
sb.AppendLine(Localization.Fourth_run_in_block);
break;
case 2:
sb.AppendLine(Localization.Third_run_in_block);
break;
case 3:
sb.AppendLine(Localization.Second_run_in_block);
break;
case 4:
sb.AppendLine(Localization.First_run_in_block);
break;
case 5:
sb.AppendLine(Localization.Link_block);
break;
case 6:
sb.AppendLine(Localization.Second_run_out_block);
break;
case 7:
sb.AppendLine(Localization.First_run_out_block);
break;
}
CdChecksums.CheckCdSector(buffer, out bool? correctEccP, out bool? correctEccQ, out bool? correctEdc);
var empty = true;
switch(buffer[15] & 0x03)
{
case 0:
for(var i = 16; i < 2352; i++)
{
if(buffer[i] == 0x00)
continue;
empty = false;
break;
}
sb.AppendLine(empty ? Localization.Correct_sector_contents : Localization.Incorrect_sector_contents);
break;
case 1:
sb.AppendLine(correctEdc == true ? Localization.Correct_EDC : Localization.Incorrect_EDC);
sb.AppendLine(correctEccP == true ? Localization.Correct_ECC_P : Localization.Incorrect_ECC_P);
sb.AppendLine(correctEccQ == true ? Localization.Correct_ECC_Q : Localization.Incorrect_ECC_Q);
for(var i = 2068; i < 2076; i++)
{
if(buffer[i] == 0x00)
continue;
empty = false;
break;
}
sb.AppendLine(empty ? Localization.Correct_zero_fill : Localization.Incorrect_zero_fill);
break;
case 2:
if(buffer[16] != buffer[20] ||
buffer[17] != buffer[21] ||
buffer[18] != buffer[22] ||
buffer[19] != buffer[23])
{
sb.AppendLine(Localization.Subheader_copies_differ);
sb.AppendLine(correctEdc == true ? Localization.Correct_EDC : Localization.Incorrect_EDC);
sb.AppendLine(correctEccP == true ? Localization.Correct_ECC_P : Localization.Incorrect_ECC_P);
sb.AppendLine(correctEccQ == true ? Localization.Correct_ECC_Q : Localization.Incorrect_ECC_Q);
break;
}
sb.AppendFormat(Localization.File_number_0, buffer[16]).AppendLine();
sb.AppendFormat(Localization.Channel_number_0, buffer[17]).AppendLine();
sb.AppendFormat(Localization.Coding_information_number_0, buffer[19]).AppendLine();
if((buffer[18] & 0x80) == 0x80)
sb.AppendLine(Localization.End_of_file);
if((buffer[18] & 0x40) == 0x40)
sb.AppendLine(Localization.Real_time_block);
sb.AppendLine((buffer[18] & 0x20) == 0x20 ? Localization.Form_2 : Localization.Form_1);
if((buffer[18] & 0x10) == 0x10)
sb.AppendLine(Localization.Trigger_block);
if((buffer[18] & 0x08) == 0x08)
sb.AppendLine(Localization.Data_block);
if((buffer[18] & 0x04) == 0x04)
sb.AppendLine(Localization.Audio_block);
if((buffer[18] & 0x02) == 0x02)
sb.AppendLine(Localization.Video_block);
if((buffer[18] & 0x01) == 0x01)
sb.AppendLine(Localization.End_of_record);
if((buffer[18] & 0x20) != 0x20)
{
sb.AppendLine(correctEccP == true ? Localization.Correct_ECC_P : Localization.Incorrect_ECC_P);
sb.AppendLine(correctEccQ == true ? Localization.Correct_ECC_Q : Localization.Incorrect_ECC_Q);
}
sb.AppendLine(correctEdc == true ? Localization.Correct_EDC : Localization.Incorrect_EDC);
break;
}
return sb.ToString();
}
}
Reference in New Issue View Git Blame Copy Permalink