Files
Aaru.Server/DiscImageChef.Decoders/SCSI/EVPD.cs

970 lines
41 KiB
C#

// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : EVPD.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Device structures decoders.
//
// --[ Description ] ----------------------------------------------------------
//
// Decodes SCSI EVPDs.
//
// --[ 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 © 2011-2016 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using System.Text;
namespace DiscImageChef.Decoders.SCSI
{
public static class EVPD
{
/// <summary>
/// Decodes VPD page 0x00: Supported VPD pages
/// </summary>
/// <returns>A byte array containing all supported VPD pages.</returns>
/// <param name="page">Page 0x00.</param>
public static byte[] DecodePage00(byte[] page)
{
if(page == null)
return null;
if(page[1] != 0)
return null;
if(page.Length != page[3] + 4)
return null;
byte[] decoded = new byte[page.Length - 4];
Array.Copy(page, 4, decoded, 0, page.Length - 4);
return decoded;
}
/// <summary>
/// Decides VPD pages 0x01 to 0x7F: ASCII Information
/// </summary>
/// <returns>An ASCII string with the contents of the page.</returns>
/// <param name="page">Page 0x01-0x7F.</param>
public static string DecodeASCIIPage(byte[] page)
{
if(page == null)
return null;
if(page[1] == 0 || page[1] > 0x7F)
return null;
if(page.Length != page[3] + 4)
return null;
byte[] ascii = new byte[page[4]];
Array.Copy(page, 5, ascii, 0, page[4]);
return StringHandlers.CToString(ascii);
}
/// <summary>
/// Decodes VPD page 0x80: Unit Serial Number
/// </summary>
/// <returns>The unit serial number.</returns>
/// <param name="page">Page 0x80.</param>
public static string DecodePage80(byte[] page)
{
if(page == null)
return null;
if(page[1] != 0x80)
return null;
if(page.Length != page[3] + 4)
return null;
byte[] ascii = new byte[page.Length - 4];
Array.Copy(page, 4, ascii, 0, page.Length - 4);
return StringHandlers.CToString(ascii);
}
#region EVPD Page 0x81: Implemented operating definition page
/// <summary>
/// Implemented operating definition page
/// Page code 0x81
/// </summary>
public struct Page_81
{
/// <summary>
/// The peripheral qualifier.
/// </summary>
public PeripheralQualifiers PeripheralQualifier;
/// <summary>
/// The type of the peripheral device.
/// </summary>
public PeripheralDeviceTypes PeripheralDeviceType;
/// <summary>
/// The page code.
/// </summary>
public byte PageCode;
/// <summary>
/// The length of the page.
/// </summary>
public byte PageLength;
/// <summary>
/// Current operating definition
/// </summary>
public ScsiDefinitions Current;
/// <summary>
/// Default operating definition
/// </summary>
public ScsiDefinitions Default;
/// <summary>
/// Support operating definition list
/// </summary>
public ScsiDefinitions[] Supported;
}
public static Page_81? DecodePage_81(byte[] pageResponse)
{
if(pageResponse == null)
return null;
if(pageResponse[1] != 0x81)
return null;
if(pageResponse[3] + 4 != pageResponse.Length)
return null;
if(pageResponse.Length < 6)
return null;
Page_81 decoded = new Page_81();
decoded.PeripheralQualifier = (PeripheralQualifiers)((pageResponse[0] & 0xE0) >> 5);
decoded.PeripheralDeviceType = (PeripheralDeviceTypes)(pageResponse[0] & 0x1F);
decoded.PageLength = (byte)(pageResponse[3] + 4);
decoded.Current = (ScsiDefinitions)(pageResponse[4] & 0x7F);
decoded.Default = (ScsiDefinitions)(pageResponse[5] & 0x7F);
int position = 6;
List<ScsiDefinitions> definitions = new List<ScsiDefinitions>();
while(position < pageResponse.Length)
{
ScsiDefinitions definition = (ScsiDefinitions)(pageResponse[position] & 0x7F);
position++;
definitions.Add(definition);
}
decoded.Supported = definitions.ToArray();
return decoded;
}
public static string PrettifyPage_81(byte[] pageResponse)
{
return PrettifyPage_81(DecodePage_81(pageResponse));
}
public static string DefinitionToString(ScsiDefinitions definition)
{
switch(definition)
{
case ScsiDefinitions.Current:
return "";
case ScsiDefinitions.CCS:
return "CCS";
case ScsiDefinitions.SCSI1:
return "SCSI-1";
case ScsiDefinitions.SCSI2:
return "SCSI-2";
case ScsiDefinitions.SCSI3:
return "SCSI-3";
default:
return string.Format("Unknown definition code {0}", (byte)definition);
}
}
public static string PrettifyPage_81(Page_81? modePage)
{
if(!modePage.HasValue)
return null;
Page_81 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI Implemented operating definitions:");
sb.AppendFormat("\tDefault operating definition: {0}", DefinitionToString(page.Current)).AppendLine();
sb.AppendFormat("\tCurrent operating definition: {0}", DefinitionToString(page.Current)).AppendLine();
if(page.Supported.Length == 0)
{
sb.AppendLine("\tThere are no supported definitions");
return sb.ToString();
}
sb.AppendLine("\tSupported operating definitions:");
foreach(ScsiDefinitions definition in page.Supported)
sb.AppendFormat("\t\t{0}", DefinitionToString(definition)).AppendLine();
return sb.ToString();
}
#endregion EVPD Page 0x81: Implemented operating definition page
/// <summary>
/// Decodes VPD page 0x82: ASCII implemented operating definition
/// </summary>
/// <returns>ASCII implemented operating definition.</returns>
/// <param name="page">Page 0x82.</param>
public static string DecodePage82(byte[] page)
{
if(page == null)
return null;
if(page[1] != 0x82)
return null;
if(page.Length != page[3] + 4)
return null;
byte[] ascii = new byte[page.Length - 4];
Array.Copy(page, 4, ascii, 0, page.Length - 4);
return StringHandlers.CToString(ascii);
}
#region EVPD Page 0x83: Device identification page
public enum IdentificationAssociation : byte
{
/// <summary>
/// Identifier field is associated with the addressed logical unit
/// </summary>
LogicalUnit = 0,
/// <summary>
/// Identifier field is associated with the target port
/// </summary>
TargetPort = 1,
/// <summary>
/// Identifier field is associated with the target device that contains the LUN
/// </summary>
TargetDevice = 2
}
public enum IdentificationCodeSet : byte
{
/// <summary>
/// Identifier is binary
/// </summary>
Binary = 1,
/// <summary>
/// Identifier is pure ASCII
/// </summary>
ASCII = 2,
/// <summary>
/// Identifier is in UTF-8
/// </summary>
UTF8 = 3
}
public enum IdentificationTypes : byte
{
/// <summary>
/// No assignment authority was used and there is no guarantee the identifier is unique
/// </summary>
NoAuthority = 0,
/// <summary>
/// Concatenates vendor and product identifier from INQUIRY plus unit serial number from page 80h
/// </summary>
Inquiry = 1,
/// <summary>
/// Identifier is a 64-bit IEEE EUI-64, or extended
/// </summary>
EUI = 2,
/// <summary>
/// Identifier is compatible with 64-bit FC-PH Name_Identifier
/// </summary>
NAA = 3,
/// <summary>
/// Identifier to relative port in device
/// </summary>
Relative = 4,
/// <summary>
/// Identifier to group of target ports in device
/// </summary>
TargetPortGroup = 5,
/// <summary>
/// Identifier to group of target LUNs in device
/// </summary>
LogicalUnitGroup = 6,
/// <summary>
/// MD5 of device identification values
/// </summary>
MD5 = 7,
/// <summary>
/// SCSI name string
/// </summary>
SCSI = 8,
/// <summary>
/// Protocol specific port identifier
/// </summary>
ProtocolSpecific = 9
}
public struct IdentificatonDescriptor
{
/// <summary>
/// Protocol identifier
/// </summary>
public ProtocolIdentifiers ProtocolIdentifier;
/// <summary>
/// Defines how the identifier is stored
/// </summary>
public IdentificationCodeSet CodeSet;
/// <summary>
/// Set if protocol identifier is valid
/// </summary>
public bool PIV;
/// <summary>
/// Identifies which decide the identifier associates with
/// </summary>
public IdentificationAssociation Association;
/// <summary>
/// Defines the type of the identifier
/// </summary>
public IdentificationTypes Type;
/// <summary>
/// Length of the identifier
/// </summary>
public byte Length;
/// <summary>
/// Identifier as a string if applicable
/// </summary>
public string ASCII;
/// <summary>
/// Binary identifier
/// </summary>
public byte[] Binary;
}
/// <summary>
/// Device identification page
/// Page code 0x83
/// </summary>
public struct Page_83
{
/// <summary>
/// The peripheral qualifier.
/// </summary>
public PeripheralQualifiers PeripheralQualifier;
/// <summary>
/// The type of the peripheral device.
/// </summary>
public PeripheralDeviceTypes PeripheralDeviceType;
/// <summary>
/// The page code.
/// </summary>
public byte PageCode;
/// <summary>
/// The length of the page.
/// </summary>
public byte PageLength;
/// <summary>
/// The descriptors.
/// </summary>
public IdentificatonDescriptor[] Descriptors;
}
public static Page_83? DecodePage_83(byte[] pageResponse)
{
if(pageResponse == null)
return null;
if(pageResponse[1] != 0x83)
return null;
if(pageResponse[3] + 4 != pageResponse.Length)
return null;
if(pageResponse.Length < 6)
return null;
Page_83 decoded = new Page_83();
decoded.PeripheralQualifier = (PeripheralQualifiers)((pageResponse[0] & 0xE0) >> 5);
decoded.PeripheralDeviceType = (PeripheralDeviceTypes)(pageResponse[0] & 0x1F);
decoded.PageLength = (byte)(pageResponse[3] + 4);
int position = 4;
List<IdentificatonDescriptor> descriptors = new List<IdentificatonDescriptor>();
while(position < pageResponse.Length)
{
IdentificatonDescriptor descriptor = new IdentificatonDescriptor();
descriptor.ProtocolIdentifier = (ProtocolIdentifiers)((pageResponse[position] & 0xF0) >> 4);
descriptor.CodeSet = (IdentificationCodeSet)(pageResponse[position] & 0x0F);
descriptor.PIV |= (pageResponse[position + 1] & 0x80) == 0x80;
descriptor.Association = (IdentificationAssociation)((pageResponse[position + 1] & 0x30) >> 4);
descriptor.Type = (IdentificationTypes)(pageResponse[position + 1] & 0x0F);
descriptor.Length = pageResponse[position + 3];
descriptor.Binary = new byte[descriptor.Length];
Array.Copy(pageResponse, position + 4, descriptor.Binary, 0, descriptor.Length);
if(descriptor.CodeSet == IdentificationCodeSet.ASCII)
descriptor.ASCII = StringHandlers.CToString(descriptor.Binary);
else if(descriptor.CodeSet == IdentificationCodeSet.UTF8)
descriptor.ASCII = Encoding.UTF8.GetString(descriptor.Binary);
else
descriptor.ASCII = "";
position += 4 + descriptor.Length;
descriptors.Add(descriptor);
}
decoded.Descriptors = descriptors.ToArray();
return decoded;
}
public static string PrettifyPage_83(byte[] pageResponse)
{
return PrettifyPage_83(DecodePage_83(pageResponse));
}
public static string PrettifyPage_83(Page_83? modePage)
{
if(!modePage.HasValue)
return null;
Page_83 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI Device identification:");
if(page.Descriptors.Length == 0)
{
sb.AppendLine("\tThere are no identifiers");
return sb.ToString();
}
foreach(IdentificatonDescriptor descriptor in page.Descriptors)
{
switch(descriptor.Association)
{
case IdentificationAssociation.LogicalUnit:
sb.AppendLine("\tIdentifier belongs to addressed logical unit");
break;
case IdentificationAssociation.TargetPort:
sb.AppendLine("\tIdentifier belongs to target port");
break;
case IdentificationAssociation.TargetDevice:
sb.AppendLine("\tIdentifier belongs to target device that contains the addressed logical unit");
break;
default:
sb.AppendFormat("\tIndentifier has unknown association with code {0}", (byte)descriptor.Association).AppendLine();
break;
}
if(descriptor.PIV)
{
string protocol = "";
switch(descriptor.ProtocolIdentifier)
{
case ProtocolIdentifiers.ADT:
protocol = "Automation/Drive Interface Transport";
break;
case ProtocolIdentifiers.ATA:
protocol = "AT Attachment Interface (ATA/ATAPI)";
break;
case ProtocolIdentifiers.FibreChannel:
protocol = "Fibre Channel";
break;
case ProtocolIdentifiers.Firewire:
protocol = "IEEE 1394";
break;
case ProtocolIdentifiers.iSCSI:
protocol = "Internet SCSI";
break;
case ProtocolIdentifiers.NoProtocol:
protocol = "no specific";
break;
case ProtocolIdentifiers.PCIe:
protocol = "PCI Express";
break;
case ProtocolIdentifiers.RDMAP:
protocol = "SCSI Remote Direct Memory Access";
break;
case ProtocolIdentifiers.SAS:
protocol = "Serial Attachment SCSI";
break;
case ProtocolIdentifiers.SCSI:
protocol = "Parallel SCSI";
break;
case ProtocolIdentifiers.SCSIe:
protocol = "SCSI over PCI Express";
break;
case ProtocolIdentifiers.SSA:
protocol = "SSA";
break;
case ProtocolIdentifiers.UAS:
protocol = "USB Attached SCSI";
break;
default:
protocol = string.Format("unknown code {0}", (byte)descriptor.ProtocolIdentifier);
break;
}
sb.AppendFormat("\tDescriptor referes to {0} protocol", protocol).AppendLine();
}
switch(descriptor.Type)
{
case IdentificationTypes.NoAuthority:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tVendor descriptor contains: {0}", descriptor.ASCII).AppendLine();
else if(descriptor.CodeSet == IdentificationCodeSet.Binary)
sb.AppendFormat("\tVendor descriptor contains binary data (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
else
sb.AppendFormat("\tVendor descriptor contains unknown kind {1} of data (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40), (byte)descriptor.CodeSet).AppendLine();
break;
case IdentificationTypes.Inquiry:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tInquiry descriptor contains: {0}", descriptor.ASCII).AppendLine();
else if(descriptor.CodeSet == IdentificationCodeSet.Binary)
sb.AppendFormat("\tInquiry descriptor contains binary data (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
else
sb.AppendFormat("\tInquiry descriptor contains unknown kind {1} of data (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40), (byte)descriptor.CodeSet).AppendLine();
break;
case IdentificationTypes.EUI:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tIEEE EUI-64: {0}", descriptor.ASCII).AppendLine();
else
{
sb.AppendFormat("\tIEEE EUI-64: {0:X2}", descriptor.Binary[0]);
for(int i = 1; i < descriptor.Binary.Length; i++)
sb.AppendFormat(":{0:X2}", descriptor.Binary[i]);
sb.AppendLine();
}
break;
case IdentificationTypes.NAA:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tNAA: {0}", descriptor.ASCII).AppendLine();
else
{
sb.AppendFormat("\tNAA: {0:X2}", descriptor.Binary[0]);
for(int i = 1; i < descriptor.Binary.Length; i++)
sb.AppendFormat(":{0:X2}", descriptor.Binary[i]);
sb.AppendLine();
}
break;
case IdentificationTypes.Relative:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tRelative target port identifier: {0}", descriptor.ASCII).AppendLine();
else
sb.AppendFormat("\tRelative target port identifier: {0}", (descriptor.Binary[2] << 8) + descriptor.Binary[3]).AppendLine();
break;
case IdentificationTypes.TargetPortGroup:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tTarget group identifier: {0}", descriptor.ASCII).AppendLine();
else
sb.AppendFormat("\tTarget group identifier: {0}", (descriptor.Binary[2] << 8) + descriptor.Binary[3]).AppendLine();
break;
case IdentificationTypes.LogicalUnitGroup:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tLogical unit group identifier: {0}", descriptor.ASCII).AppendLine();
else
sb.AppendFormat("\tLogical unit group identifier: {0}", (descriptor.Binary[2] << 8) + descriptor.Binary[3]).AppendLine();
break;
case IdentificationTypes.MD5:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tMD5 logical unit identifier: {0}", descriptor.ASCII).AppendLine();
else
{
sb.AppendFormat("\tMD5 logical unit identifier: {0:x2}", descriptor.Binary[0]);
for(int i = 1; i < descriptor.Binary.Length; i++)
sb.AppendFormat("{0:x2}", descriptor.Binary[i]);
sb.AppendLine();
}
break;
case IdentificationTypes.SCSI:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tSCSI name string identifier: {0}", descriptor.ASCII).AppendLine();
else
{
sb.AppendFormat("\tSCSI name string identifier (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
}
break;
case IdentificationTypes.ProtocolSpecific:
{
if(descriptor.PIV)
{
switch(descriptor.ProtocolIdentifier)
{
case ProtocolIdentifiers.ADT:
sb.AppendFormat("\tProtocol (Automation/Drive Interface Transport) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.ATA:
sb.AppendFormat("\tProtocol (ATA/ATAPI) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.FibreChannel:
sb.AppendFormat("\tProtocol (Fibre Channel) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.Firewire:
sb.AppendFormat("\tProtocol (IEEE 1394) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.iSCSI:
sb.AppendFormat("\tProtocol (Internet SCSI) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.NoProtocol:
sb.AppendFormat("\tProtocol (unknown) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.PCIe:
sb.AppendFormat("\tProtocol (PCI Express) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.RDMAP:
sb.AppendFormat("\tProtocol (SCSI Remote Direct Memory Access) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.SAS:
sb.AppendFormat("\tProtocol (Serial Attachment SCSI) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.SCSI:
sb.AppendFormat("\tProtocol (Parallel SCSI) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.SSA:
sb.AppendFormat("\tProtocol (SSA) specific descriptor with unknown format (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
case ProtocolIdentifiers.SCSIe:
sb.AppendFormat("\tProtocol (SCSIe) specific descriptor: Routing ID is {0}", (descriptor.Binary[0] << 8) + descriptor.Binary[1]).AppendLine();
break;
case ProtocolIdentifiers.UAS:
sb.AppendFormat("\tProtocol (UAS) specific descriptor: USB address {0} interface {1}", descriptor.Binary[0] & 0x7F, descriptor.Binary[2]).AppendLine();
break;
default:
sb.AppendFormat("\tProtocol (unknown code {0}) specific descriptor with unknown format (hex): {1}", (byte)descriptor.ProtocolIdentifier, PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40)).AppendLine();
break;
}
}
}
break;
default:
if(descriptor.CodeSet == IdentificationCodeSet.ASCII || descriptor.CodeSet == IdentificationCodeSet.UTF8)
sb.AppendFormat("\tUnknown descriptor type {1} contains: {0}", descriptor.ASCII, (byte)descriptor.Type).AppendLine();
else if(descriptor.CodeSet == IdentificationCodeSet.Binary)
sb.AppendFormat("\tUnknown descriptor type {1} contains binary data (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40), (byte)descriptor.Type).AppendLine();
else
sb.AppendFormat("Inquiry descriptor type {2} contains unknown kind {1} of data (hex): {0}", PrintHex.ByteArrayToHexArrayString(descriptor.Binary, 40), (byte)descriptor.CodeSet, (byte)descriptor.Type).AppendLine();
break;
}
}
return sb.ToString();
}
#endregion EVPD Page 0x83: Device identification page
#region EVPD Page 0x84: Software Interface Identification page
public struct SoftwareIdentifier
{
/// <summary>
/// EUI-48 identifier
/// </summary>
public byte[] Identifier;
}
/// <summary>
/// Software Interface Identification page
/// Page code 0x84
/// </summary>
public struct Page_84
{
/// <summary>
/// The peripheral qualifier.
/// </summary>
public PeripheralQualifiers PeripheralQualifier;
/// <summary>
/// The type of the peripheral device.
/// </summary>
public PeripheralDeviceTypes PeripheralDeviceType;
/// <summary>
/// The page code.
/// </summary>
public byte PageCode;
/// <summary>
/// The length of the page.
/// </summary>
public byte PageLength;
/// <summary>
/// The descriptors.
/// </summary>
public SoftwareIdentifier[] Identifiers;
}
public static Page_84? DecodePage_84(byte[] pageResponse)
{
if(pageResponse == null)
return null;
if(pageResponse[1] != 0x84)
return null;
if(pageResponse[3] + 4 != pageResponse.Length)
return null;
if(pageResponse.Length < 10)
return null;
Page_84 decoded = new Page_84();
decoded.PeripheralQualifier = (PeripheralQualifiers)((pageResponse[0] & 0xE0) >> 5);
decoded.PeripheralDeviceType = (PeripheralDeviceTypes)(pageResponse[0] & 0x1F);
decoded.PageLength = (byte)(pageResponse[3] + 4);
int position = 4;
List<SoftwareIdentifier> identifiers = new List<SoftwareIdentifier>();
while(position < pageResponse.Length)
{
SoftwareIdentifier identifier = new SoftwareIdentifier();
identifier.Identifier = new byte[6];
Array.Copy(pageResponse, position, identifier.Identifier, 0, 6);
identifiers.Add(identifier);
position += 6;
}
decoded.Identifiers = identifiers.ToArray();
return decoded;
}
public static string PrettifyPage_84(byte[] pageResponse)
{
return PrettifyPage_84(DecodePage_84(pageResponse));
}
public static string PrettifyPage_84(Page_84? modePage)
{
if(!modePage.HasValue)
return null;
Page_84 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI Software Interface Identifiers:");
if(page.Identifiers.Length == 0)
{
sb.AppendLine("\tThere are no identifiers");
return sb.ToString();
}
foreach(SoftwareIdentifier identifier in page.Identifiers)
{
sb.AppendFormat("\t{0:X2}", identifier.Identifier[0]);
for(int i = 1; i < identifier.Identifier.Length; i++)
sb.AppendFormat(":{0:X2}", identifier.Identifier[i]);
sb.AppendLine();
}
return sb.ToString();
}
#endregion EVPD Page 0x84: Software Interface Identification page
#region EVPD Page 0x85: Management Network Addresses page
public enum NetworkServiceTypes : byte
{
Unspecified = 0,
StorageConf = 1,
Diagnostics = 2,
Status = 3,
Logging = 4,
CodeDownload = 5
}
public struct NetworkDescriptor
{
/// <summary>
/// Identifies which device the identifier associates with
/// </summary>
public IdentificationAssociation Association;
/// <summary>
/// Defines the type of the identifier
/// </summary>
public NetworkServiceTypes Type;
/// <summary>
/// Length of the identifier
/// </summary>
public ushort Length;
/// <summary>
/// Binary identifier
/// </summary>
public byte[] Address;
}
/// <summary>
/// Device identification page
/// Page code 0x85
/// </summary>
public struct Page_85
{
/// <summary>
/// The peripheral qualifier.
/// </summary>
public PeripheralQualifiers PeripheralQualifier;
/// <summary>
/// The type of the peripheral device.
/// </summary>
public PeripheralDeviceTypes PeripheralDeviceType;
/// <summary>
/// The page code.
/// </summary>
public byte PageCode;
/// <summary>
/// The length of the page.
/// </summary>
public ushort PageLength;
/// <summary>
/// The descriptors.
/// </summary>
public NetworkDescriptor[] Descriptors;
}
public static Page_85? DecodePage_85(byte[] pageResponse)
{
if(pageResponse == null)
return null;
if(pageResponse[1] != 0x85)
return null;
if((pageResponse[2] << 4) + pageResponse[3] + 4 != pageResponse.Length)
return null;
if(pageResponse.Length < 4)
return null;
Page_85 decoded = new Page_85();
decoded.PeripheralQualifier = (PeripheralQualifiers)((pageResponse[0] & 0xE0) >> 5);
decoded.PeripheralDeviceType = (PeripheralDeviceTypes)(pageResponse[0] & 0x1F);
decoded.PageLength = (ushort)((pageResponse[2] << 4) + pageResponse[3] + 4);
int position = 4;
List<NetworkDescriptor> descriptors = new List<NetworkDescriptor>();
while(position < pageResponse.Length)
{
NetworkDescriptor descriptor = new NetworkDescriptor();
descriptor.Association = (IdentificationAssociation)((pageResponse[position] & 0x60) >> 5);
descriptor.Type = (NetworkServiceTypes)(pageResponse[position] & 0x1F);
descriptor.Length = (ushort)((pageResponse[position + 2] << 4) + pageResponse[position + 3]);
descriptor.Address = new byte[descriptor.Length];
Array.Copy(pageResponse, position + 4, descriptor.Address, 0, descriptor.Length);
position += 4 + descriptor.Length;
descriptors.Add(descriptor);
}
decoded.Descriptors = descriptors.ToArray();
return decoded;
}
public static string PrettifyPage_85(byte[] pageResponse)
{
return PrettifyPage_85(DecodePage_85(pageResponse));
}
public static string PrettifyPage_85(Page_85? modePage)
{
if(!modePage.HasValue)
return null;
Page_85 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI Management Network Addresses:");
if(page.Descriptors.Length == 0)
{
sb.AppendLine("\tThere are no addresses");
return sb.ToString();
}
foreach(NetworkDescriptor descriptor in page.Descriptors)
{
switch(descriptor.Association)
{
case IdentificationAssociation.LogicalUnit:
sb.AppendLine("\tIdentifier belongs to addressed logical unit");
break;
case IdentificationAssociation.TargetPort:
sb.AppendLine("\tIdentifier belongs to target port");
break;
case IdentificationAssociation.TargetDevice:
sb.AppendLine("\tIdentifier belongs to target device that contains the addressed logical unit");
break;
default:
sb.AppendFormat("\tIndentifier has unknown association with code {0}", (byte)descriptor.Association).AppendLine();
break;
}
switch(descriptor.Type)
{
case NetworkServiceTypes.CodeDownload:
sb.AppendFormat("Address for code download: {0}", StringHandlers.CToString(descriptor.Address)).AppendLine();
break;
case NetworkServiceTypes.Diagnostics:
sb.AppendFormat("Address for diagnostics: {0}", StringHandlers.CToString(descriptor.Address)).AppendLine();
break;
case NetworkServiceTypes.Logging:
sb.AppendFormat("Address for logging: {0}", StringHandlers.CToString(descriptor.Address)).AppendLine();
break;
case NetworkServiceTypes.Status:
sb.AppendFormat("Address for status: {0}", StringHandlers.CToString(descriptor.Address)).AppendLine();
break;
case NetworkServiceTypes.StorageConf:
sb.AppendFormat("Address for storage configuration service: {0}", StringHandlers.CToString(descriptor.Address)).AppendLine();
break;
case NetworkServiceTypes.Unspecified:
sb.AppendFormat("Unspecified address: {0}", StringHandlers.CToString(descriptor.Address)).AppendLine();
break;
default:
sb.AppendFormat("Address of unknown type {1}: {0}", StringHandlers.CToString(descriptor.Address), (byte)descriptor.Type).AppendLine();
break;
}
}
return sb.ToString();
}
#endregion EVPD Page 0x85: Management Network Addresses page
}
}