mirror of
https://github.com/aaru-dps/Aaru.git
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382 lines
14 KiB
C#
382 lines
14 KiB
C#
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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 : ATIP.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 ATIP
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{
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public struct CDATIP
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{
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/// <summary>
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/// Bytes 1 to 0
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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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/// Byte 2
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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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/// Byte 3
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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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/// Byte 4, bits 7 to 4
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/// Indicative target writing power
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/// </summary>
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public byte ITWP;
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/// <summary>
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/// Byte 4, bit 3
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/// Set if DDCD
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/// </summary>
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public bool DDCD;
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/// <summary>
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/// Byte 4, bits 2 to 0
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/// Reference speed
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/// </summary>
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public byte ReferenceSpeed;
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/// <summary>
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/// Byte 5, bit 7
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/// Always unset
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/// </summary>
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public bool AlwaysZero;
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/// <summary>
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/// Byte 5, bit 6
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/// Unrestricted media
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/// </summary>
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public bool URU;
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/// <summary>
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/// Byte 5, bits 5 to 0
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/// Reserved
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/// </summary>
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public byte Reserved3;
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/// <summary>
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/// Byte 6, bit 7
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/// Always set
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/// </summary>
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public bool AlwaysOne;
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/// <summary>
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/// Byte 6, bit 6
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/// Set if rewritable (CD-RW or DDCD-RW)
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/// </summary>
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public bool DiscType;
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/// <summary>
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/// Byte 6, bits 5 to 3
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/// Disc subtype
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/// </summary>
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public byte DiscSubType;
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/// <summary>
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/// Byte 6, bit 2
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/// A1 values are valid
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/// </summary>
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public bool A1Valid;
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/// <summary>
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/// Byte 6, bit 1
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/// A2 values are valid
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/// </summary>
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public bool A2Valid;
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/// <summary>
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/// Byte 6, bit 0
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/// A3 values are valid
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/// </summary>
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public bool A3Valid;
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/// <summary>
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/// Byte 7
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/// Reserved
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/// </summary>
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public byte Reserved4;
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/// <summary>
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/// Byte 8
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/// ATIP Start time of Lead-In (Minute)
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/// </summary>
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public byte LeadInStartMin;
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/// <summary>
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/// Byte 9
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/// ATIP Start time of Lead-In (Second)
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/// </summary>
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public byte LeadInStartSec;
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/// <summary>
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/// Byte 10
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/// ATIP Start time of Lead-In (Frame)
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/// </summary>
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public byte LeadInStartFrame;
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/// <summary>
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/// Byte 11
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/// Reserved
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/// </summary>
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public byte Reserved5;
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/// <summary>
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/// Byte 12
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/// ATIP Last possible start time of Lead-Out (Minute)
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/// </summary>
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public byte LeadOutStartMin;
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/// <summary>
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/// Byte 13
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/// ATIP Last possible start time of Lead-Out (Second)
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/// </summary>
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public byte LeadOutStartSec;
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/// <summary>
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/// Byte 14
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/// ATIP Last possible start time of Lead-Out (Frame)
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/// </summary>
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public byte LeadOutStartFrame;
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/// <summary>
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/// Byte 15
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/// Reserved
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/// </summary>
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public byte Reserved6;
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/// <summary>
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/// Bytes 16 to 18
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/// A1 values
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/// </summary>
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public byte[] A1Values;
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/// <summary>
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/// Byte 19
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/// Reserved
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/// </summary>
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public byte Reserved7;
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/// <summary>
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/// Bytes 20 to 22
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/// A2 values
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/// </summary>
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public byte[] A2Values;
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/// <summary>
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/// Byte 23
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/// Reserved
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/// </summary>
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public byte Reserved8;
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/// <summary>
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/// Bytes 24 to 26
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/// A3 values
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/// </summary>
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public byte[] A3Values;
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/// <summary>
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/// Byte 27
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/// Reserved
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/// </summary>
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public byte Reserved9;
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/// <summary>
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/// Bytes 28 to 30
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/// S4 values
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/// </summary>
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public byte[] S4Values;
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/// <summary>
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/// Byte 31
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/// Reserved
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/// </summary>
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public byte Reserved10;
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}
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public static CDATIP? DecodeCDATIP(byte[] CDATIPResponse)
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{
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if (CDATIPResponse == null)
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return null;
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CDATIP decoded = new CDATIP();
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BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
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if (CDATIPResponse.Length != 32)
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{
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DicConsole.DebugWriteLine("CD ATIP decoder", "Expected CD ATIP size (32 bytes) is not received size ({0} bytes), not decoding", CDATIPResponse.Length);
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return null;
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}
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decoded.DataLength = BigEndianBitConverter.ToUInt16(CDATIPResponse, 0);
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decoded.Reserved1 = CDATIPResponse[2];
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decoded.Reserved2 = CDATIPResponse[3];
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decoded.ITWP = (byte)((CDATIPResponse[4] & 0xF0) >> 4);
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decoded.DDCD = Convert.ToBoolean(CDATIPResponse[4] & 0x08);
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decoded.ReferenceSpeed = (byte)(CDATIPResponse[4] & 0x07);
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decoded.AlwaysZero = Convert.ToBoolean(CDATIPResponse[5] & 0x80);
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decoded.URU = Convert.ToBoolean(CDATIPResponse[5] & 0x40);
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decoded.Reserved3 = (byte)(CDATIPResponse[5] & 0x3F);
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decoded.AlwaysOne = Convert.ToBoolean(CDATIPResponse[6] & 0x80);
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decoded.DiscType = Convert.ToBoolean(CDATIPResponse[6] & 0x40);
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decoded.DiscSubType = (byte)((CDATIPResponse[6] & 0x38) >> 3);
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decoded.A1Valid = Convert.ToBoolean(CDATIPResponse[6] & 0x04);
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decoded.A2Valid = Convert.ToBoolean(CDATIPResponse[6] & 0x02);
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decoded.A3Valid = Convert.ToBoolean(CDATIPResponse[6] & 0x01);
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decoded.Reserved4 = CDATIPResponse[7];
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decoded.LeadInStartMin = CDATIPResponse[8];
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decoded.LeadInStartSec = CDATIPResponse[9];
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decoded.LeadInStartFrame = CDATIPResponse[10];
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decoded.Reserved5 = CDATIPResponse[11];
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decoded.LeadOutStartMin = CDATIPResponse[12];
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decoded.LeadOutStartSec = CDATIPResponse[13];
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decoded.LeadOutStartFrame = CDATIPResponse[14];
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decoded.Reserved6 = CDATIPResponse[15];
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decoded.A1Values = new byte[3];
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decoded.A2Values = new byte[3];
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decoded.A3Values = new byte[3];
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decoded.S4Values = new byte[3];
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Array.Copy(CDATIPResponse, 16, decoded.A1Values, 0, 3);
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Array.Copy(CDATIPResponse, 20, decoded.A1Values, 0, 3);
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Array.Copy(CDATIPResponse, 24, decoded.A1Values, 0, 3);
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Array.Copy(CDATIPResponse, 28, decoded.A1Values, 0, 3);
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decoded.Reserved7 = CDATIPResponse[19];
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decoded.Reserved8 = CDATIPResponse[23];
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decoded.Reserved9 = CDATIPResponse[27];
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decoded.Reserved10 = CDATIPResponse[31];
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return decoded;
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}
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public static string PrettifyCDATIP(CDATIP? CDATIPResponse)
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{
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if (CDATIPResponse == null)
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return null;
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CDATIP response = CDATIPResponse.Value;
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StringBuilder sb = new StringBuilder();
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if (response.DDCD)
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{
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sb.AppendFormat("Indicative Target Writing Power: 0x{0:X2}", response.ITWP).AppendLine();
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if (response.DiscType)
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sb.AppendLine("Disc is DDCD-RW");
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else
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sb.AppendLine("Disc is DDCD-R");
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switch (response.ReferenceSpeed)
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{
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case 2:
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sb.AppendLine("Reference speed is 4x");
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break;
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case 3:
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sb.AppendLine("Reference speed is 8x");
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break;
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default:
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sb.AppendFormat("Reference speed set is unknown: {0}", response.ReferenceSpeed).AppendLine();
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break;
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}
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sb.AppendFormat("ATIP Start time of Lead-in: 0x{0:X6}", (response.LeadInStartMin << 16) + (response.LeadInStartSec << 8) + response.LeadInStartFrame).AppendLine();
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sb.AppendFormat("ATIP Last possible start time of Lead-out: 0x{0:X6}", (response.LeadOutStartMin << 16) + (response.LeadOutStartSec << 8) + response.LeadOutStartFrame).AppendLine();
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sb.AppendFormat("S4 value: 0x{0:X6}", (response.S4Values[0] << 16) + (response.S4Values[1] << 8) + response.S4Values[2]).AppendLine();
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}
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else
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{
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sb.AppendFormat("Indicative Target Writing Power: 0x{0:X2}", response.ITWP & 0x07).AppendLine();
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if (response.DiscType)
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{
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switch (response.DiscSubType)
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{
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case 0:
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sb.AppendLine("Disc is CD-RW");
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break;
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case 1:
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sb.AppendLine("Disc is High-Speed CD-RW");
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break;
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default:
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sb.AppendFormat("Unknown CD-RW disc subtype: {0}", response.DiscSubType).AppendLine();
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break;
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}
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switch (response.ReferenceSpeed)
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{
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case 1:
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sb.AppendLine("Reference speed is 2x");
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break;
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default:
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sb.AppendFormat("Reference speed set is unknown: {0}", response.ReferenceSpeed).AppendLine();
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break;
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}
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}
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else
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{
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sb.AppendLine("Disc is CD-R");
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switch (response.DiscSubType)
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{
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default:
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sb.AppendFormat("Unknown CD-R disc subtype: {0}", response.DiscSubType).AppendLine();
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break;
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}
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}
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if (response.URU)
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sb.AppendLine("Disc use is unrestricted");
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else
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sb.AppendLine("Disc use is restricted");
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sb.AppendFormat("ATIP Start time of Lead-in: {0:X2}:{1:X2}:{2:X2}", response.LeadInStartMin, response.LeadInStartSec, response.LeadInStartFrame).AppendLine();
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sb.AppendFormat("ATIP Last possible start time of Lead-out: {0:X2}:{1:X2}:{2:X2}", response.LeadOutStartMin, response.LeadOutStartSec, response.LeadOutStartFrame).AppendLine();
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if(response.A1Valid)
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|
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sb.AppendFormat("A1 value: 0x{0:X6}", (response.A1Values[0] << 16) + (response.A1Values[1] << 8) + response.A1Values[2]).AppendLine();
|
|||
|
|
if(response.A2Valid)
|
|||
|
|
sb.AppendFormat("A2 value: 0x{0:X6}", (response.A2Values[0] << 16) + (response.A2Values[1] << 8) + response.A2Values[2]).AppendLine();
|
|||
|
|
if(response.A3Valid)
|
|||
|
|
sb.AppendFormat("A3 value: 0x{0:X6}", (response.A3Values[0] << 16) + (response.A3Values[1] << 8) + response.A3Values[2]).AppendLine();
|
|||
|
|
sb.AppendFormat("S4 value: 0x{0:X6}", (response.S4Values[0] << 16) + (response.S4Values[1] << 8) + response.S4Values[2]).AppendLine();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return sb.ToString();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static string PrettifyCDATIP(byte[] CDATIPResponse)
|
|||
|
|
{
|
|||
|
|
CDATIP? decoded = DecodeCDATIP(CDATIPResponse);
|
|||
|
|
return PrettifyCDATIP(decoded);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|