Added support for SCSI MODE PAGEs 11h, 12h, 13h and 14h

(medium partitions)
This commit is contained in:
2016-10-13 03:15:56 +01:00
parent 7593fd38a0
commit 61c7d68f85
4 changed files with 348 additions and 0 deletions

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@@ -1,3 +1,8 @@
2016-10-13 Natalia Portillo <claunia@claunia.com>
* Modes.cs: Added support for SCSI MODE PAGEs 11h, 12h, 13h
and 14h (medium partitions)
2016-10-10 Natalia Portillo <claunia@claunia.com>
* Modes.cs: Added DDS-2.

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@@ -6771,6 +6771,323 @@ namespace DiscImageChef.Decoders.SCSI
}
#endregion Fujitsu Mode Page 0x3E: Verify Control page
#region Mode Page 0x11: Medium partition page (1)
public enum PartitionSizeUnitOfMeasures : byte
{
/// <summary>
/// Partition size is measures in bytes
/// </summary>
Bytes = 0,
/// <summary>
/// Partition size is measures in Kilobytes
/// </summary>
Kilobytes = 1,
/// <summary>
/// Partition size is measures in Megabytes
/// </summary>
Megabytes = 2,
/// <summary>
/// Partition size is 10eUNITS bytes
/// </summary>
Exponential = 3
}
public enum MediumFormatRecognitionValues : byte
{
/// <summary>
/// Logical unit is incapable of format or partition recognition
/// </summary>
Incapable = 0,
/// <summary>
/// Logical unit is capable of format recognition only
/// </summary>
FormatCapable = 1,
/// <summary>
/// Logical unit is capable of partition recognition only
/// </summary>
PartitionCapable = 2,
/// <summary>
/// Logical unit is capable of both format and partition recognition
/// </summary>
Capable = 3
}
/// <summary>
/// Medium partition page(1)
/// Page code 0x11
/// </summary>
public struct ModePage_11
{
/// <summary>
/// Parameters can be saved
/// </summary>
public bool PS;
/// <summary>
/// Maximum number of additional partitions supported
/// </summary>
public byte MaxAdditionalPartitions;
/// <summary>
/// Number of additional partitions to be defined for a volume
/// </summary>
public byte AdditionalPartitionsDefined;
/// <summary>
/// Device defines partitions based on its fixed definition
/// </summary>
public bool FDP;
/// <summary>
/// Device should divide medium according to the additional partitions defined field using sizes defined by device
/// </summary>
public bool SDP;
/// <summary>
/// Initiator defines number and size of partitions
/// </summary>
public bool IDP;
/// <summary>
/// Defines the unit on which the partition sizes are defined
/// </summary>
public PartitionSizeUnitOfMeasures PSUM;
public bool POFM;
public bool CLEAR;
public bool ADDP;
/// <summary>
/// Defines the capabilities for the unit to recognize media partitions and format
/// </summary>
public MediumFormatRecognitionValues MediumFormatRecognition;
public byte PartitionUnits;
/// <summary>
/// Array of partition sizes in units defined above
/// </summary>
public ushort[] PartitionSizes;
}
public static ModePage_11? DecodeModePage_11(byte[] pageResponse)
{
if(pageResponse == null)
return null;
if((pageResponse[0] & 0x40) == 0x40)
return null;
if((pageResponse[0] & 0x3F) != 0x11)
return null;
if(pageResponse[1] + 2 != pageResponse.Length)
return null;
if(pageResponse.Length < 8)
return null;
ModePage_11 decoded = new ModePage_11();
decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
decoded.MaxAdditionalPartitions = pageResponse[2];
decoded.AdditionalPartitionsDefined = pageResponse[3];
decoded.FDP |= (pageResponse[4] & 0x80) == 0x80;
decoded.SDP |= (pageResponse[4] & 0x40) == 0x40;
decoded.IDP |= (pageResponse[4] & 0x20) == 0x20;
decoded.PSUM = (PartitionSizeUnitOfMeasures)((pageResponse[4] & 0x18) >> 3);
decoded.POFM |= (pageResponse[4] & 0x04) == 0x04;
decoded.CLEAR |= (pageResponse[4] & 0x02) == 0x02;
decoded.ADDP |= (pageResponse[4] & 0x01) == 0x01;
decoded.PartitionUnits = (byte)(pageResponse[6] & 0x0F);
decoded.MediumFormatRecognition = (MediumFormatRecognitionValues)pageResponse[5];
decoded.PartitionSizes = new ushort[(pageResponse.Length - 8) / 2];
for(int i = 8; i < pageResponse.Length; i+=2)
{
decoded.PartitionSizes[(i - 8) / 2] = (ushort)(pageResponse[i] << 8);
decoded.PartitionSizes[(i - 8) / 2] += pageResponse[i+1];
}
return decoded;
}
public static string PrettifyModePage_11(byte[] pageResponse)
{
return PrettifyModePage_11(DecodeModePage_11(pageResponse));
}
public static string PrettifyModePage_11(ModePage_11? modePage)
{
if(!modePage.HasValue)
return null;
ModePage_11 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI medium partition page:");
if(page.PS)
sb.AppendLine("\tParameters can be saved");
sb.AppendFormat("\t{0} maximum additional partitions", page.MaxAdditionalPartitions).AppendLine();
sb.AppendFormat("\t{0} additional partitions defined", page.AdditionalPartitionsDefined).AppendLine();
if(page.FDP)
sb.AppendLine("\tPartitions are fixed under device definitions");
if(page.SDP)
sb.AppendLine("\tNumber of partitions can be defined but their size is defined by the device");
if(page.IDP)
sb.AppendLine("\tNumber and size of partitions can be manually defined");
if(page.POFM)
sb.AppendLine("\tPartition parameters will not be applied until a FORMAT MEDIUM command is received");
if(!page.CLEAR && !page.ADDP)
sb.AppendLine("\tDevice may erase any or all partitions on MODE SELECT for partitioning");
else if(page.CLEAR && !page.ADDP)
sb.AppendLine("\tDevice shall erase all partitions on MODE SELECT for partitioning");
else if(!page.CLEAR && page.ADDP)
sb.AppendLine("\tDevice shall not erase any partition on MODE SELECT for partitioning");
else if(page.CLEAR && page.ADDP)
sb.AppendLine("\tDevice shall erase all partitions differing on size on MODE SELECT for partitioning");
string measure = "";
switch(page.PSUM)
{
case PartitionSizeUnitOfMeasures.Bytes:
sb.AppendLine("\tPartitions are defined in bytes");
measure = "bytes";
break;
case PartitionSizeUnitOfMeasures.Kilobytes:
sb.AppendLine("\tPartitions are defined in kilobytes");
measure = "kilobytes";
break;
case PartitionSizeUnitOfMeasures.Megabytes:
sb.AppendLine("\tPartitions are defined in megabytes");
measure = "megabytes";
break;
case PartitionSizeUnitOfMeasures.Exponential:
sb.AppendFormat("\tPartitions are defined in units of {0} bytes", Math.Pow(10, page.PartitionUnits)).AppendLine();
measure = string.Format("units of {0} bytes", Math.Pow(10, page.PartitionUnits));
break;
default:
sb.AppendFormat("\tUnknown partition size unit code {0}", (byte)page.PSUM).AppendLine();
measure = "units";
break;
}
switch(page.MediumFormatRecognition)
{
case MediumFormatRecognitionValues.Capable:
sb.AppendLine("\tDevice is capable of recognizing both medium partitions and format");
break;
case MediumFormatRecognitionValues.FormatCapable:
sb.AppendLine("\tDevice is capable of recognizing medium format");
break;
case MediumFormatRecognitionValues.PartitionCapable:
sb.AppendLine("\tDevice is capable of recognizing medium partitions");
break;
case MediumFormatRecognitionValues.Incapable:
sb.AppendLine("\tDevice is not capable of recognizing neither medium partitions nor format");
break;
default:
sb.AppendFormat("\tUnknown medium recognition code {0}", (byte)page.MediumFormatRecognition).AppendLine();
break;
}
sb.AppendFormat("\tMedium has defined {0} partitions", page.PartitionSizes.Length).AppendLine();
for(int i = 0; i < page.PartitionSizes.Length; i++)
{
if(page.PartitionSizes[i] == 0)
{
if(page.PartitionSizes.Length == 1)
sb.AppendLine("\tDevice recognizes one single partition spanning whole medium");
else
sb.AppendFormat("\tPartition {0} runs for rest of medium", i).AppendLine();
}
else
sb.AppendFormat("\tPartition {0} is {1} {2} long", i, page.PartitionSizes[i], measure).AppendLine();
}
return sb.ToString();
}
#endregion Mode Page 0x11: Medium partition page (1)
#region Mode Pages 0x12, 0x13, 0x14: Medium partition page (2-4)
/// <summary>
/// Medium partition page (2-4)
/// Page codes 0x12, 0x13 and 0x14
/// </summary>
public struct ModePage_12_13_14
{
/// <summary>
/// Parameters can be saved
/// </summary>
public bool PS;
/// <summary>
/// Array of partition sizes in units defined in mode page 11
/// </summary>
public ushort[] PartitionSizes;
}
public static ModePage_12_13_14? DecodeModePage_12_13_14(byte[] pageResponse)
{
if(pageResponse == null)
return null;
if((pageResponse[0] & 0x40) == 0x40)
return null;
if((pageResponse[0] & 0x3F) != 0x12 &&
(pageResponse[0] & 0x3F) != 0x13 &&
(pageResponse[0] & 0x3F) != 0x14)
return null;
if(pageResponse[1] + 2 != pageResponse.Length)
return null;
if(pageResponse.Length < 2)
return null;
ModePage_12_13_14 decoded = new ModePage_12_13_14();
decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
decoded.PartitionSizes = new ushort[(pageResponse.Length - 2) / 2];
for(int i = 2; i < pageResponse.Length; i += 2)
{
decoded.PartitionSizes[(i - 2) / 2] = (ushort)(pageResponse[i] << 8);
decoded.PartitionSizes[(i - 2) / 2] += pageResponse[i + 1];
}
return decoded;
}
public static string PrettifyModePage_12_13_14(byte[] pageResponse)
{
return PrettifyModePage_12_13_14(DecodeModePage_12_13_14(pageResponse));
}
public static string PrettifyModePage_12_13_14(ModePage_12_13_14? modePage)
{
if(!modePage.HasValue)
return null;
ModePage_12_13_14 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI medium partition page (extra):");
if(page.PS)
sb.AppendLine("\tParameters can be saved");
sb.AppendFormat("\tMedium has defined {0} partitions", page.PartitionSizes.Length).AppendLine();
for(int i = 0; i < page.PartitionSizes.Length; i++)
sb.AppendFormat("\tPartition {0} is {1} units long", i, page.PartitionSizes[i]).AppendLine();
return sb.ToString();
}
#endregion Mode Pages 0x12, 0x13, 0x14: Medium partition page (2-4)
}
}

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@@ -1,3 +1,9 @@
2016-10-13 Natalia Portillo <claunia@claunia.com>
* Commands/DeviceInfo.cs:
Added support for SCSI MODE PAGEs 11h, 12h, 13h and 14h
(medium partitions)
2016-10-12 Natalia Portillo <claunia@claunia.com>
* Commands/DumpMedia.cs:

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@@ -464,6 +464,26 @@ namespace DiscImageChef.Commands
else
goto default;
break;
}
case 0x11:
{
if(page.Subpage == 0)
DicConsole.WriteLine(Decoders.SCSI.Modes.PrettifyModePage_11(page.PageResponse));
else
goto default;
break;
}
case 0x12:
case 0x13:
case 0x14:
{
if(page.Subpage == 0)
DicConsole.WriteLine(Decoders.SCSI.Modes.PrettifyModePage_12_13_14(page.PageResponse));
else
goto default;
break;
}
case 0x1A: