Separated SCSI decoders by type.

2025-12-16 19:24:27 +00:00 · 2015-10-19 02:59:32 +01:00
parent 45303f8a8d
commit b3d48cac37
17 changed files with 3475 additions and 2884 deletions
--- a/DiscImageChef.Decoders/SCSI/MMC/CPRM.cs
+++ b/DiscImageChef.Decoders/SCSI/MMC/CPRM.cs
@@ -0,0 +1,130 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// Filename       : CPRM.cs
+// Version        : 1.0
+// Author(s)      : Natalia Portillo
+//
+// Component      : Component
+//
+// Revision       : $Revision$
+// Last change by : $Author$
+// Date           : $Date$
+//
+// --[ Description ] ----------------------------------------------------------
+//
+// Description
+//
+// --[ License ] --------------------------------------------------------------
+//
+//     This program is free software: you can redistribute it and/or modify
+//     it under the terms of the GNU General Public License as
+//     published by the Free Software Foundation, either version 3 of the
+//     License, or (at your option) any later version.
+//
+//     This program 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 General Public License for more details.
+//
+//     You should have received a copy of the GNU General Public License
+//     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+// ----------------------------------------------------------------------------
+// Copyright (C) 2011-2015 Claunia.com
+// ****************************************************************************/
+// //$Id$
+using System;
+using System.Text;
+
+namespace DiscImageChef.Decoders.SCSI.MMC
+{
+    /// <summary>
+    /// Information from the following standards:
+    /// ANSI X3.304-1997
+    /// T10/1048-D revision 9.0
+    /// T10/1048-D revision 10a
+    /// T10/1228-D revision 7.0c
+    /// T10/1228-D revision 11a
+    /// T10/1363-D revision 10g
+    /// T10/1545-D revision 1d
+    /// T10/1545-D revision 5
+    /// T10/1545-D revision 5a
+    /// T10/1675-D revision 2c
+    /// T10/1675-D revision 4
+    /// T10/1836-D revision 2g
+    /// </summary>
+    public static class CPRM
+    {
+        public struct CPRMMediaKeyBlock
+        {
+            /// <summary>
+            /// Bytes 0 to 1
+            /// Data Length
+            /// </summary>
+            public UInt16 DataLength;
+            /// <summary>
+            /// Byte 2
+            /// Reserved
+            /// </summary>
+            public byte Reserved;
+            /// <summary>
+            /// Byte 3
+            /// Number of MKB packs available to transfer
+            /// </summary>
+            public byte TotalPacks;
+            /// <summary>
+            /// Byte 4
+            /// MKB Packs
+            /// </summary>
+            public byte[] MKBPackData;
+        }
+
+        public static CPRMMediaKeyBlock? DecodeCPRMMediaKeyBlock(byte[] CPRMMKBResponse)
+        {
+            if (CPRMMKBResponse == null)
+                return null;
+
+            CPRMMediaKeyBlock decoded = new CPRMMediaKeyBlock();
+
+            BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
+
+            decoded.MKBPackData = new byte[CPRMMKBResponse.Length - 4];
+
+            decoded.DataLength = BigEndianBitConverter.ToUInt16(CPRMMKBResponse, 0);
+            decoded.Reserved = CPRMMKBResponse[2];
+            decoded.TotalPacks = CPRMMKBResponse[3];
+            Array.Copy(CPRMMKBResponse, 4, decoded.MKBPackData, 0, CPRMMKBResponse.Length - 4);
+
+            return decoded;
+        }
+
+        public static string PrettifyCPRMMediaKeyBlock(CPRMMediaKeyBlock? CPRMMKBResponse)
+        {
+            if (CPRMMKBResponse == null)
+                return null;
+
+            CPRMMediaKeyBlock response = CPRMMKBResponse.Value;
+
+            StringBuilder sb = new StringBuilder();
+
+            #if DEBUG
+            if(response.Reserved != 0)
+                sb.AppendFormat("Reserved = 0x{0:X2}", response.Reserved).AppendLine();
+            #endif
+            sb.AppendFormat("Total number of CPRM Media Key Blocks available to transfer: {0}", response.TotalPacks).AppendLine();
+            sb.AppendFormat("CPRM Media Key Blocks in hex follows:");
+            sb.AppendLine(PrintHex.ByteArrayToHexArrayString(response.MKBPackData, 80));
+
+            return sb.ToString();
+        }
+
+        public static string PrettifyCPRMMediaKeyBlock(byte[] CPRMMKBResponse)
+        {
+            CPRMMediaKeyBlock? decoded = DecodeCPRMMediaKeyBlock(CPRMMKBResponse);
+            return PrettifyCPRMMediaKeyBlock(decoded);
+        }
+    }
+}
+