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Aaru/DiscImageChef.Decoders/SCSI/Modes/2A.cs

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2017-12-21 02:03:21 +00:00
// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : 2A.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Device structures decoders.
//
// --[ Description ] ----------------------------------------------------------
//
// Decodes SCSI MODE PAGE 2Ah: CD-ROM capabilities page.
//
// --[ 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/>.
//
// ----------------------------------------------------------------------------
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// Copyright © 2011-2019 Natalia Portillo
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// ****************************************************************************/
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using System;
using System.ComponentModel.DataAnnotations;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
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using System.Text;
using Newtonsoft.Json;
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namespace DiscImageChef.Decoders.SCSI
{
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "MemberCanBeInternal")]
[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
[SuppressMessage("ReSharper", "NotAccessedField.Global")]
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public static partial class Modes
{
#region Mode Page 0x2A: CD-ROM capabilities page
/// <summary>
/// CD-ROM capabilities page
/// Page code 0x2A
/// 16 bytes in OB-U0077C
/// 20 bytes in SFF-8020i
/// 22 bytes in MMC-1
/// 26 bytes in MMC-2
/// Variable bytes in MMC-3
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/// </summary>
public class ModePage_2A
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{
public ModePage_2A_WriteDescriptor[] WriteSpeedPerformanceDescriptors;
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/// <summary>
/// Parameters can be saved
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/// </summary>
public bool PS { get; set; }
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/// <summary>
/// Drive supports multi-session and/or Photo-CD
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/// </summary>
public bool MultiSession { get; set; }
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/// <summary>
/// Drive is capable of reading sectors in Mode 2 Form 2 format
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/// </summary>
public bool Mode2Form2 { get; set; }
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/// <summary>
/// Drive is capable of reading sectors in Mode 2 Form 1 format
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/// </summary>
public bool Mode2Form1 { get; set; }
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/// <summary>
/// Drive is capable of playing audio
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/// </summary>
public bool AudioPlay { get; set; }
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/// <summary>
/// Drive can return the ISRC
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/// </summary>
public bool ISRC { get; set; }
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/// <summary>
/// Drive can return the media catalogue number
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/// </summary>
public bool UPC { get; set; }
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/// <summary>
/// Drive can return C2 pointers
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/// </summary>
public bool C2Pointer { get; set; }
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/// <summary>
/// Drive can read, deinterlave and correct R-W subchannels
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/// </summary>
public bool DeinterlaveSubchannel { get; set; }
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/// <summary>
/// Drive can read interleaved and uncorrected R-W subchannels
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/// </summary>
public bool Subchannel { get; set; }
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/// <summary>
/// Drive can continue from a loss of streaming on audio reading
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/// </summary>
public bool AccurateCDDA { get; set; }
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/// <summary>
/// Audio can be read as digital data
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/// </summary>
public bool CDDACommand { get; set; }
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/// <summary>
/// Loading Mechanism Type
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/// </summary>
public byte LoadingMechanism { get; set; }
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/// <summary>
/// Drive can eject discs
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/// </summary>
public bool Eject { get; set; }
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/// <summary>
/// Drive's optional prevent jumper status
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/// </summary>
public bool PreventJumper { get; set; }
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/// <summary>
/// Current lock status
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/// </summary>
public bool LockState { get; set; }
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/// <summary>
/// Drive can lock media
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/// </summary>
public bool Lock { get; set; }
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/// <summary>
/// Each channel can be muted independently
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/// </summary>
public bool SeparateChannelMute { get; set; }
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/// <summary>
/// Each channel's volume can be controlled independently
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/// </summary>
public bool SeparateChannelVolume { get; set; }
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/// <summary>
/// Maximum drive speed in Kbytes/second
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/// </summary>
public ushort MaximumSpeed { get; set; }
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/// <summary>
/// Supported volume levels
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/// </summary>
public ushort SupportedVolumeLevels { get; set; }
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/// <summary>
/// Buffer size in Kbytes
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/// </summary>
public ushort BufferSize { get; set; }
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/// <summary>
/// Current drive speed in Kbytes/second
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/// </summary>
public ushort CurrentSpeed { get; set; }
public bool Method2 { get; set; }
public bool ReadCDRW { get; set; }
public bool ReadCDR { get; set; }
public bool WriteCDRW { get; set; }
public bool WriteCDR { get; set; }
public bool DigitalPort2 { get; set; }
public bool DigitalPort1 { get; set; }
public bool Composite { get; set; }
public bool SSS { get; set; }
public bool SDP { get; set; }
public byte Length { get; set; }
public bool LSBF { get; set; }
public bool RCK { get; set; }
public bool BCK { get; set; }
public bool TestWrite { get; set; }
public ushort MaxWriteSpeed { get; set; }
public ushort CurrentWriteSpeed { get; set; }
public bool ReadBarcode { get; set; }
public bool ReadDVDRAM { get; set; }
public bool ReadDVDR { get; set; }
public bool ReadDVDROM { get; set; }
public bool WriteDVDRAM { get; set; }
public bool WriteDVDR { get; set; }
public bool LeadInPW { get; set; }
public bool SCC { get; set; }
public ushort CMRSupported { get; set; }
public bool BUF { get; set; }
public byte RotationControlSelected { get; set; }
public ushort CurrentWriteSpeedSelected { get; set; }
[JsonIgnore]
[Key]
public int Id { get; set; }
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}
public struct ModePage_2A_WriteDescriptor
{
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public byte RotationControl;
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public ushort WriteSpeed;
}
public static ModePage_2A DecodeModePage_2A(byte[] pageResponse)
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{
if((pageResponse?[0] & 0x40) == 0x40) return null;
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if((pageResponse?[0] & 0x3F) != 0x2A) return null;
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if(pageResponse[1] + 2 != pageResponse.Length) return null;
if(pageResponse.Length < 16) return null;
ModePage_2A decoded = new ModePage_2A();
decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
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decoded.AudioPlay |= (pageResponse[4] & 0x01) == 0x01;
decoded.Mode2Form1 |= (pageResponse[4] & 0x10) == 0x10;
decoded.Mode2Form2 |= (pageResponse[4] & 0x20) == 0x20;
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decoded.MultiSession |= (pageResponse[4] & 0x40) == 0x40;
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decoded.CDDACommand |= (pageResponse[5] & 0x01) == 0x01;
decoded.AccurateCDDA |= (pageResponse[5] & 0x02) == 0x02;
decoded.Subchannel |= (pageResponse[5] & 0x04) == 0x04;
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decoded.DeinterlaveSubchannel |= (pageResponse[5] & 0x08) == 0x08;
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decoded.C2Pointer |= (pageResponse[5] & 0x10) == 0x10;
decoded.UPC |= (pageResponse[5] & 0x20) == 0x20;
decoded.ISRC |= (pageResponse[5] & 0x40) == 0x40;
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decoded.LoadingMechanism = (byte)((pageResponse[6] & 0xE0) >> 5);
decoded.Lock |= (pageResponse[6] & 0x01) == 0x01;
decoded.LockState |= (pageResponse[6] & 0x02) == 0x02;
decoded.PreventJumper |= (pageResponse[6] & 0x04) == 0x04;
decoded.Eject |= (pageResponse[6] & 0x08) == 0x08;
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decoded.SeparateChannelVolume |= (pageResponse[7] & 0x01) == 0x01;
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decoded.SeparateChannelMute |= (pageResponse[7] & 0x02) == 0x02;
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decoded.MaximumSpeed = (ushort)((pageResponse[8] << 8) + pageResponse[9]);
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decoded.SupportedVolumeLevels = (ushort)((pageResponse[10] << 8) + pageResponse[11]);
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decoded.BufferSize = (ushort)((pageResponse[12] << 8) + pageResponse[13]);
decoded.CurrentSpeed = (ushort)((pageResponse[14] << 8) + pageResponse[15]);
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if(pageResponse.Length < 20) return decoded;
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decoded.Method2 |= (pageResponse[2] & 0x04) == 0x04;
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decoded.ReadCDRW |= (pageResponse[2] & 0x02) == 0x02;
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decoded.ReadCDR |= (pageResponse[2] & 0x01) == 0x01;
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decoded.WriteCDRW |= (pageResponse[3] & 0x02) == 0x02;
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decoded.WriteCDR |= (pageResponse[3] & 0x01) == 0x01;
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decoded.Composite |= (pageResponse[4] & 0x02) == 0x02;
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decoded.DigitalPort1 |= (pageResponse[4] & 0x04) == 0x04;
decoded.DigitalPort2 |= (pageResponse[4] & 0x08) == 0x08;
decoded.SDP |= (pageResponse[7] & 0x04) == 0x04;
decoded.SSS |= (pageResponse[7] & 0x08) == 0x08;
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decoded.Length = (byte)((pageResponse[17] & 0x30) >> 4);
decoded.LSBF |= (pageResponse[17] & 0x08) == 0x08;
decoded.RCK |= (pageResponse[17] & 0x04) == 0x04;
decoded.BCK |= (pageResponse[17] & 0x02) == 0x02;
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if(pageResponse.Length < 22) return decoded;
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decoded.TestWrite |= (pageResponse[3] & 0x04) == 0x04;
decoded.MaxWriteSpeed = (ushort)((pageResponse[18] << 8) + pageResponse[19]);
decoded.CurrentWriteSpeed = (ushort)((pageResponse[20] << 8) + pageResponse[21]);
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decoded.ReadBarcode |= (pageResponse[5] & 0x80) == 0x80;
if(pageResponse.Length < 26) return decoded;
decoded.ReadDVDRAM |= (pageResponse[2] & 0x20) == 0x20;
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decoded.ReadDVDR |= (pageResponse[2] & 0x10) == 0x10;
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decoded.ReadDVDROM |= (pageResponse[2] & 0x08) == 0x08;
decoded.WriteDVDRAM |= (pageResponse[3] & 0x20) == 0x20;
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decoded.WriteDVDR |= (pageResponse[3] & 0x10) == 0x10;
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decoded.LeadInPW |= (pageResponse[3] & 0x20) == 0x20;
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decoded.SCC |= (pageResponse[3] & 0x10) == 0x10;
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decoded.CMRSupported = (ushort)((pageResponse[22] << 8) + pageResponse[23]);
if(pageResponse.Length < 32) return decoded;
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decoded.BUF |= (pageResponse[4] & 0x80) == 0x80;
decoded.RotationControlSelected = (byte)(pageResponse[27] & 0x03);
decoded.CurrentWriteSpeedSelected = (ushort)((pageResponse[28] << 8) + pageResponse[29]);
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ushort descriptors = (ushort)((pageResponse.Length - 32) / 4);
decoded.WriteSpeedPerformanceDescriptors = new ModePage_2A_WriteDescriptor[descriptors];
for(int i = 0; i < descriptors; i++)
decoded.WriteSpeedPerformanceDescriptors[i] = new ModePage_2A_WriteDescriptor
{
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RotationControl =
(byte)(pageResponse[1 + 32 + i * 4] & 0x07),
WriteSpeed = (ushort)((pageResponse[2 + 32 + i * 4] << 8) + pageResponse[3 + 32 + i * 4])
};
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return decoded;
}
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public static byte[] EncodeModePage_2A(ModePage_2A decoded)
{
byte[] pageResponse = new byte[512];
byte length = 16;
pageResponse[0] = 0x2A;
if(decoded.PS) pageResponse[0] += 0x80;
if(decoded.AudioPlay) pageResponse[4] += 0x01;
if(decoded.Mode2Form1) pageResponse[4] += 0x10;
if(decoded.Mode2Form2) pageResponse[4] += 0x20;
if(decoded.MultiSession) pageResponse[4] += 0x40;
if(decoded.CDDACommand) pageResponse[5] += 0x01;
if(decoded.AccurateCDDA) pageResponse[5] += 0x02;
if(decoded.Subchannel) pageResponse[5] += 0x04;
if(decoded.DeinterlaveSubchannel) pageResponse[5] += 0x08;
if(decoded.C2Pointer) pageResponse[5] += 0x10;
if(decoded.UPC) pageResponse[5] += 0x20;
if(decoded.ISRC) pageResponse[5] += 0x40;
decoded.LoadingMechanism = (byte)((pageResponse[6] & 0xE0) >> 5);
if(decoded.Lock) pageResponse[6] += 0x01;
if(decoded.LockState) pageResponse[6] += 0x02;
if(decoded.PreventJumper) pageResponse[6] += 0x04;
if(decoded.Eject) pageResponse[6] += 0x08;
if(decoded.SeparateChannelVolume) pageResponse[7] += 0x01;
if(decoded.SeparateChannelMute) pageResponse[7] += 0x02;
decoded.MaximumSpeed = (ushort)((pageResponse[8] << 8) + pageResponse[9]);
decoded.SupportedVolumeLevels = (ushort)((pageResponse[10] << 8) + pageResponse[11]);
decoded.BufferSize = (ushort)((pageResponse[12] << 8) + pageResponse[13]);
decoded.CurrentSpeed = (ushort)((pageResponse[14] << 8) + pageResponse[15]);
if(decoded.Method2 || decoded.ReadCDRW || decoded.ReadCDR || decoded.WriteCDRW ||
decoded.WriteCDR ||
decoded.Composite || decoded.DigitalPort1 || decoded.DigitalPort2 || decoded.SDP ||
decoded.SSS ||
decoded.Length > 0 || decoded.LSBF || decoded.RCK || decoded.BCK)
{
length = 20;
if(decoded.Method2) pageResponse[2] += 0x04;
if(decoded.ReadCDRW) pageResponse[2] += 0x02;
if(decoded.ReadCDR) pageResponse[2] += 0x01;
if(decoded.WriteCDRW) pageResponse[3] += 0x02;
if(decoded.WriteCDR) pageResponse[3] += 0x01;
if(decoded.Composite) pageResponse[4] += 0x02;
if(decoded.DigitalPort1) pageResponse[4] += 0x04;
if(decoded.DigitalPort2) pageResponse[4] += 0x08;
if(decoded.SDP) pageResponse[7] += 0x04;
if(decoded.SSS) pageResponse[7] += 0x08;
pageResponse[17] = (byte)(decoded.Length << 4);
if(decoded.LSBF) pageResponse[17] += 0x08;
if(decoded.RCK) pageResponse[17] += 0x04;
if(decoded.BCK) pageResponse[17] += 0x02;
}
if(decoded.TestWrite || decoded.MaxWriteSpeed > 0 || decoded.CurrentWriteSpeed > 0 || decoded.ReadBarcode)
{
length = 22;
if(decoded.TestWrite) pageResponse[3] += 0x04;
pageResponse[18] = (byte)((decoded.MaxWriteSpeed & 0xFF00) >> 8);
pageResponse[19] = (byte)(decoded.MaxWriteSpeed & 0xFF);
pageResponse[20] = (byte)((decoded.CurrentWriteSpeed & 0xFF00) >> 8);
pageResponse[21] = (byte)(decoded.CurrentWriteSpeed & 0xFF);
if(decoded.ReadBarcode) pageResponse[5] += 0x80;
}
if(decoded.ReadDVDRAM || decoded.ReadDVDR || decoded.ReadDVDROM || decoded.WriteDVDRAM ||
decoded.WriteDVDR || decoded.LeadInPW || decoded.SCC || decoded.CMRSupported > 0)
{
length = 26;
if(decoded.ReadDVDRAM) pageResponse[2] += 0x20;
if(decoded.ReadDVDR) pageResponse[2] += 0x10;
if(decoded.ReadDVDROM) pageResponse[2] += 0x08;
if(decoded.WriteDVDRAM) pageResponse[3] += 0x20;
if(decoded.WriteDVDR) pageResponse[3] += 0x10;
if(decoded.LeadInPW) pageResponse[3] += 0x20;
if(decoded.SCC) pageResponse[3] += 0x10;
pageResponse[22] = (byte)((decoded.CMRSupported & 0xFF00) >> 8);
pageResponse[23] = (byte)(decoded.CMRSupported & 0xFF);
}
if(decoded.BUF || decoded.RotationControlSelected > 0 || decoded.CurrentWriteSpeedSelected > 0)
{
length = 32;
if(decoded.BUF) pageResponse[4] += 0x80;
pageResponse[27] += decoded.RotationControlSelected;
pageResponse[28] = (byte)((decoded.CurrentWriteSpeedSelected & 0xFF00) >> 8);
pageResponse[29] = (byte)(decoded.CurrentWriteSpeedSelected & 0xFF);
}
if(decoded.WriteSpeedPerformanceDescriptors != null)
{
length = 32;
for(int i = 0; i < decoded.WriteSpeedPerformanceDescriptors.Length; i++)
{
length += 4;
pageResponse[1 + 32 + i * 4] = decoded.WriteSpeedPerformanceDescriptors[i].RotationControl;
pageResponse[2 + 32 + i * 4] =
(byte)((decoded.WriteSpeedPerformanceDescriptors[i].WriteSpeed & 0xFF00) >> 8);
pageResponse[3 + 32 + i * 4] =
(byte)(decoded.WriteSpeedPerformanceDescriptors[i].WriteSpeed & 0xFF);
}
}
pageResponse[1] = (byte)(length - 2);
byte[] buf = new byte[length];
Array.Copy(pageResponse, 0, buf, 0, length);
return buf;
}
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public static string PrettifyModePage_2A(byte[] pageResponse) =>
PrettifyModePage_2A(DecodeModePage_2A(pageResponse));
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public static string PrettifyModePage_2A(ModePage_2A modePage)
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{
if(modePage is null) return null;
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ModePage_2A page = modePage;
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StringBuilder sb = new StringBuilder();
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sb.AppendLine("SCSI CD-ROM capabilities page:");
if(page.PS) sb.AppendLine("\tParameters can be saved");
if(page.AudioPlay) sb.AppendLine("\tDrive can play audio");
if(page.Mode2Form1) sb.AppendLine("\tDrive can read sectors in Mode 2 Form 1 format");
if(page.Mode2Form2) sb.AppendLine("\tDrive can read sectors in Mode 2 Form 2 format");
if(page.MultiSession) sb.AppendLine("\tDrive supports multi-session discs and/or Photo-CD");
if(page.CDDACommand) sb.AppendLine("\tDrive can read digital audio");
if(page.AccurateCDDA) sb.AppendLine("\tDrive can continue from streaming loss");
if(page.Subchannel) sb.AppendLine("\tDrive can read uncorrected and interleaved R-W subchannels");
if(page.DeinterlaveSubchannel) sb.AppendLine("\tDrive can read, deinterleave and correct R-W subchannels");
if(page.C2Pointer) sb.AppendLine("\tDrive supports C2 pointers");
if(page.UPC) sb.AppendLine("\tDrive can read Media Catalogue Number");
if(page.ISRC) sb.AppendLine("\tDrive can read ISRC");
switch(page.LoadingMechanism)
{
case 0:
sb.AppendLine("\tDrive uses media caddy");
break;
case 1:
sb.AppendLine("\tDrive uses a tray");
break;
case 2:
sb.AppendLine("\tDrive is pop-up");
break;
case 4:
sb.AppendLine("\tDrive is a changer with individually changeable discs");
break;
case 5:
sb.AppendLine("\tDrive is a changer using cartridges");
break;
default:
sb.AppendFormat("\tDrive uses unknown loading mechanism type {0}", page.LoadingMechanism)
.AppendLine();
break;
}
if(page.Lock) sb.AppendLine("\tDrive can lock media");
if(page.PreventJumper)
{
sb.AppendLine("\tDrive power ups locked");
sb.AppendLine(page.LockState
? "\tDrive is locked, media cannot be ejected or inserted"
: "\tDrive is not locked, media can be ejected and inserted");
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}
else
sb.AppendLine(page.LockState
? "\tDrive is locked, media cannot be ejected, but if empty, can be inserted"
: "\tDrive is not locked, media can be ejected and inserted");
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if(page.Eject) sb.AppendLine("\tDrive can eject media");
if(page.SeparateChannelMute) sb.AppendLine("\tEach channel can be muted independently");
if(page.SeparateChannelVolume) sb.AppendLine("\tEach channel's volume can be controlled independently");
if(page.SupportedVolumeLevels > 0)
sb.AppendFormat("\tDrive supports {0} volume levels", page.SupportedVolumeLevels).AppendLine();
if(page.BufferSize > 0) sb.AppendFormat("\tDrive has {0} Kbyte of buffer", page.BufferSize).AppendLine();
if(page.MaximumSpeed > 0)
sb.AppendFormat("\tDrive's maximum reading speed is {0} Kbyte/sec.", page.MaximumSpeed).AppendLine();
if(page.CurrentSpeed > 0)
sb.AppendFormat("\tDrive's current reading speed is {0} Kbyte/sec.", page.CurrentSpeed).AppendLine();
if(page.ReadCDR)
{
sb.AppendLine(page.WriteCDR ? "\tDrive can read and write CD-R" : "\tDrive can read CD-R");
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if(page.Method2) sb.AppendLine("\tDrive supports reading CD-R packet media");
}
if(page.ReadCDRW)
sb.AppendLine(page.WriteCDRW ? "\tDrive can read and write CD-RW" : "\tDrive can read CD-RW");
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if(page.ReadDVDROM) sb.AppendLine("\tDrive can read DVD-ROM");
if(page.ReadDVDR)
sb.AppendLine(page.WriteDVDR ? "\tDrive can read and write DVD-R" : "\tDrive can read DVD-R");
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if(page.ReadDVDRAM)
sb.AppendLine(page.WriteDVDRAM ? "\tDrive can read and write DVD-RAM" : "\tDrive can read DVD-RAM");
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if(page.Composite) sb.AppendLine("\tDrive can deliver a composite audio and video data stream");
if(page.DigitalPort1) sb.AppendLine("\tDrive supports IEC-958 digital output on port 1");
if(page.DigitalPort2) sb.AppendLine("\tDrive supports IEC-958 digital output on port 2");
if(page.SDP) sb.AppendLine("\tDrive contains a changer that can report the exact contents of the slots");
if(page.CurrentWriteSpeedSelected > 0)
{
if(page.RotationControlSelected == 0)
sb.AppendFormat("\tDrive's current writing speed is {0} Kbyte/sec. in CLV mode",
page.CurrentWriteSpeedSelected).AppendLine();
else if(page.RotationControlSelected == 1)
sb.AppendFormat("\tDrive's current writing speed is {0} Kbyte/sec. in pure CAV mode",
page.CurrentWriteSpeedSelected).AppendLine();
}
else
{
if(page.MaxWriteSpeed > 0)
sb.AppendFormat("\tDrive's maximum writing speed is {0} Kbyte/sec.", page.MaxWriteSpeed)
.AppendLine();
if(page.CurrentWriteSpeed > 0)
sb.AppendFormat("\tDrive's current writing speed is {0} Kbyte/sec.", page.CurrentWriteSpeed)
.AppendLine();
}
if(page.WriteSpeedPerformanceDescriptors != null)
foreach(ModePage_2A_WriteDescriptor descriptor in
page.WriteSpeedPerformanceDescriptors.Where(descriptor => descriptor.WriteSpeed > 0))
if(descriptor.RotationControl == 0)
sb.AppendFormat("\tDrive supports writing at {0} Kbyte/sec. in CLV mode", descriptor.WriteSpeed)
.AppendLine();
else if(descriptor.RotationControl == 1)
sb.AppendFormat("\tDrive supports writing at is {0} Kbyte/sec. in pure CAV mode",
descriptor.WriteSpeed).AppendLine();
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if(page.TestWrite) sb.AppendLine("\tDrive supports test writing");
if(page.ReadBarcode) sb.AppendLine("\tDrive can read barcode");
if(page.SCC) sb.AppendLine("\tDrive can read both sides of a disc");
if(page.LeadInPW) sb.AppendLine("\tDrive an read raw R-W subchannel from the Lead-In");
if(page.CMRSupported == 1) sb.AppendLine("\tDrive supports DVD CSS and/or DVD CPPM");
if(page.BUF) sb.AppendLine("\tDrive supports buffer under-run free recording");
return sb.ToString();
}
#endregion Mode Page 0x2A: CD-ROM capabilities page
}
}