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Separated CD decoders by type.
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227
DiscImageChef.Decoders/CD/PMA.cs
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227
DiscImageChef.Decoders/CD/PMA.cs
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// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : PMA.cs
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// Version : 1.0
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// Author(s) : Natalia Portillo
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//
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// Component : Component
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//
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// Revision : $Revision$
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// Last change by : $Author$
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// Date : $Date$
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Description
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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 (C) 2011-2015 Claunia.com
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// ****************************************************************************/
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// //$Id$
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using System;
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using DiscImageChef.Console;
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using System.Text;
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namespace DiscImageChef.Decoders.CD
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{
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/// <summary>
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/// Information from the following standards:
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/// ANSI X3.304-1997
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/// T10/1048-D revision 9.0
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/// T10/1048-D revision 10a
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/// T10/1228-D revision 7.0c
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/// T10/1228-D revision 11a
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/// T10/1363-D revision 10g
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/// T10/1545-D revision 1d
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/// T10/1545-D revision 5
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/// T10/1545-D revision 5a
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/// T10/1675-D revision 2c
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/// T10/1675-D revision 4
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/// T10/1836-D revision 2g
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/// </summary>
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public static class PMA
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{
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public struct CDPMA
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{
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/// <summary>
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/// Total size of returned session information minus this field
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/// </summary>
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public UInt16 DataLength;
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/// <summary>
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/// Reserved
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/// </summary>
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public byte Reserved1;
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/// <summary>
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/// Reserved
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/// </summary>
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public byte Reserved2;
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/// <summary>
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/// Track descriptors
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/// </summary>
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public CDPMADescriptors[] PMADescriptors;
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}
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public struct CDPMADescriptors
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{
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/// <summary>
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/// Byte 0
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/// Reserved
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/// </summary>
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public byte Reserved;
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/// <summary>
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/// Byte 1, bits 7 to 4
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/// Type of information in Q subchannel of block where this TOC entry was found
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/// </summary>
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public byte ADR;
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/// <summary>
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/// Byte 1, bits 3 to 0
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/// Track attributes
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/// </summary>
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public byte CONTROL;
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/// <summary>
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/// Byte 2
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/// </summary>
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public byte TNO;
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/// <summary>
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/// Byte 3
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/// </summary>
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public byte POINT;
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/// <summary>
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/// Byte 4
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/// </summary>
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public byte Min;
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/// <summary>
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/// Byte 5
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/// </summary>
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public byte Sec;
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/// <summary>
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/// Byte 6
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/// </summary>
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public byte Frame;
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/// <summary>
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/// Byte 7, bits 7 to 4
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/// </summary>
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public byte HOUR;
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/// <summary>
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/// Byte 7, bits 3 to 0
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/// </summary>
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public byte PHOUR;
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/// <summary>
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/// Byte 8
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/// </summary>
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public byte PMIN;
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/// <summary>
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/// Byte 9
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/// </summary>
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public byte PSEC;
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/// <summary>
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/// Byte 10
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/// </summary>
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public byte PFRAME;
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}
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public static CDPMA? DecodeCDPMA(byte[] CDPMAResponse)
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{
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if (CDPMAResponse == null)
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return null;
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CDPMA decoded = new CDPMA();
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BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
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decoded.DataLength = BigEndianBitConverter.ToUInt16(CDPMAResponse, 0);
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decoded.Reserved1 = CDPMAResponse[2];
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decoded.Reserved2 = CDPMAResponse[3];
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decoded.PMADescriptors = new CDPMADescriptors[(decoded.DataLength - 2) / 11];
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if (decoded.DataLength + 2 != CDPMAResponse.Length)
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{
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DicConsole.DebugWriteLine("CD PMA decoder", "Expected CDPMA size ({0} bytes) is not received size ({1} bytes), not decoding", decoded.DataLength + 2, CDPMAResponse.Length);
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return null;
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}
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for (int i = 0; i < ((decoded.DataLength - 2) / 11); i++)
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{
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decoded.PMADescriptors[i].Reserved = CDPMAResponse[0 + i * 11 + 4];
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decoded.PMADescriptors[i].ADR = (byte)((CDPMAResponse[1 + i * 11 + 4] & 0xF0) >> 4);
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decoded.PMADescriptors[i].CONTROL = (byte)(CDPMAResponse[1 + i * 11 + 4] & 0x0F);
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decoded.PMADescriptors[i].TNO = CDPMAResponse[2 + i * 11 + 4];
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decoded.PMADescriptors[i].POINT = CDPMAResponse[3 + i * 11 + 4];
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decoded.PMADescriptors[i].Min = CDPMAResponse[4 + i * 11 + 4];
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decoded.PMADescriptors[i].Sec = CDPMAResponse[5 + i * 11 + 4];
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decoded.PMADescriptors[i].Frame = CDPMAResponse[6 + i * 11 + 4];
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decoded.PMADescriptors[i].HOUR = (byte)((CDPMAResponse[7 + i * 11 + 4] & 0xF0) >> 4);
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decoded.PMADescriptors[i].PHOUR = (byte)(CDPMAResponse[7 + i * 11 + 4] & 0x0F);
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decoded.PMADescriptors[i].PMIN = CDPMAResponse[8 + i * 11 + 4];
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decoded.PMADescriptors[i].PSEC = CDPMAResponse[9 + i * 11 + 4];
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decoded.PMADescriptors[i].PFRAME = CDPMAResponse[10 + i * 11 + 4];
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}
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return decoded;
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}
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public static string PrettifyCDPMA(CDPMA? CDPMAResponse)
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{
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if (CDPMAResponse == null)
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return null;
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CDPMA response = CDPMAResponse.Value;
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StringBuilder sb = new StringBuilder();
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#if DEBUG
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if(response.Reserved1 != 0)
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sb.AppendFormat("Reserved1 = 0x{0:X2}", response.Reserved1).AppendLine();
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if(response.Reserved2 != 0)
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sb.AppendFormat("Reserved2 = 0x{0:X2}", response.Reserved2).AppendLine();
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#endif
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foreach (CDPMADescriptors descriptor in response.PMADescriptors)
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{
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#if DEBUG
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if(descriptor.Reserved != 0)
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sb.AppendFormat("Reserved = 0x{0:X2}", descriptor.Reserved).AppendLine();
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#endif
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sb.AppendFormat("ADR = {0}", descriptor.ADR).AppendLine();
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sb.AppendFormat("CONTROL = {0}", descriptor.CONTROL).AppendLine();
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sb.AppendFormat("TNO = {0}", descriptor.TNO).AppendLine();
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sb.AppendFormat("POINT = {0}", descriptor.POINT).AppendLine();
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sb.AppendFormat("Min = {0}", descriptor.Min).AppendLine();
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sb.AppendFormat("Sec = {0}", descriptor.Sec).AppendLine();
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sb.AppendFormat("Frame = {0}", descriptor.Frame).AppendLine();
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sb.AppendFormat("HOUR = {0}", descriptor.HOUR).AppendLine();
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sb.AppendFormat("PHOUR = {0}", descriptor.PHOUR).AppendLine();
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sb.AppendFormat("PMIN = {0}", descriptor.PMIN).AppendLine();
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sb.AppendFormat("PSEC = {0}", descriptor.PSEC).AppendLine();
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sb.AppendFormat("PFRAME = {0}", descriptor.PFRAME).AppendLine();
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}
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return sb.ToString();
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}
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public static string PrettifyCDPMA(byte[] CDPMAResponse)
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{
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CDPMA? decoded = DecodeCDPMA(CDPMAResponse);
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return PrettifyCDPMA(decoded);
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}
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}
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}
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