REFACTOR: Separate SCSI MODE decoders.

2025-12-16 19:24:32 +00:00 · 2017-12-21 02:03:21 +00:00
parent 69b66c47f5
commit 94f40842f3
45 changed files with 9629 additions and 8031 deletions
--- a/SCSI/Modes/3C_HP.cs
+++ b/SCSI/Modes/3C_HP.cs
@@ -0,0 +1,137 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// Filename       : 3C_HP.cs
+// Author(s)      : Natalia Portillo <claunia@claunia.com>
+//
+// Component      : Device structures decoders.
+//
+// --[ Description ] ----------------------------------------------------------
+//
+//     Decodes HP MODE PAGE 3Ch: Device Time Mode 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/>.
+//
+// ----------------------------------------------------------------------------
+// Copyright © 2011-2018 Natalia Portillo
+// ****************************************************************************/
+
+using System;
+using System.Text;
+
+namespace DiscImageChef.Decoders.SCSI
+{
+    public static partial class Modes
+    {
+        #region HP Mode Page 0x3C: Device Time Mode page
+        public struct HP_ModePage_3C
+        {
+            /// <summary>
+            /// Parameters can be saved
+            /// </summary>
+            public bool PS;
+            public bool LT;
+            public bool WT;
+            public bool PT;
+            public ushort CurrentPowerOn;
+            public uint PowerOnTime;
+            public bool UTC;
+            public bool NTP;
+            public uint WorldTime;
+            public byte LibraryHours;
+            public byte LibraryMinutes;
+            public byte LibrarySeconds;
+            public uint CumulativePowerOn;
+        }
+
+        public static HP_ModePage_3C? DecodeHPModePage_3C(byte[] pageResponse)
+        {
+            if(pageResponse == null) return null;
+
+            if((pageResponse[0] & 0x40) == 0x40) return null;
+
+            if((pageResponse[0] & 0x3F) != 0x3C) return null;
+
+            if(pageResponse[1] + 2 != pageResponse.Length) return null;
+
+            if(pageResponse.Length != 36) return null;
+
+            HP_ModePage_3C decoded = new HP_ModePage_3C();
+
+            decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
+            decoded.LT |= (pageResponse[2] & 0x04) == 0x04;
+            decoded.WT |= (pageResponse[2] & 0x02) == 0x02;
+            decoded.PT |= (pageResponse[2] & 0x01) == 0x01;
+            decoded.CurrentPowerOn = (ushort)((pageResponse[6] << 8) + pageResponse[7]);
+            decoded.PowerOnTime = (uint)((pageResponse[8] << 24) + (pageResponse[9] << 16) + (pageResponse[10] << 8) +
+                                         pageResponse[11]);
+            decoded.UTC |= (pageResponse[14] & 0x02) == 0x02;
+            decoded.NTP |= (pageResponse[14] & 0x01) == 0x01;
+            decoded.WorldTime = (uint)((pageResponse[16] << 24) + (pageResponse[17] << 16) + (pageResponse[18] << 8) +
+                                       pageResponse[19]);
+            decoded.LibraryHours = pageResponse[23];
+            decoded.LibraryMinutes = pageResponse[24];
+            decoded.LibrarySeconds = pageResponse[25];
+            decoded.CumulativePowerOn = (uint)((pageResponse[32] << 24) + (pageResponse[33] << 16) +
+                                               (pageResponse[34] << 8) + pageResponse[35]);
+
+            return decoded;
+        }
+
+        public static string PrettifyHPModePage_3C(byte[] pageResponse)
+        {
+            return PrettifyHPModePage_3C(DecodeHPModePage_3C(pageResponse));
+        }
+
+        public static string PrettifyHPModePage_3C(HP_ModePage_3C? modePage)
+        {
+            if(!modePage.HasValue) return null;
+
+            HP_ModePage_3C page = modePage.Value;
+            StringBuilder sb = new StringBuilder();
+
+            sb.AppendLine("HP Device Time Mode Page:");
+
+            if(page.PS) sb.AppendLine("\tParameters can be saved");
+
+            if(page.PT)
+            {
+                sb.AppendFormat("\tDrive has been powered up {0} times", page.CurrentPowerOn);
+                sb.AppendFormat("\tDrive has been powered up since {0} this time",
+                                TimeSpan.FromSeconds(page.PowerOnTime)).AppendLine();
+                sb.AppendFormat("\tDrive has been powered up a total of {0}",
+                                TimeSpan.FromSeconds(page.CumulativePowerOn)).AppendLine();
+            }
+
+            if(page.WT)
+            {
+                sb.AppendFormat("\tDrive's date/time is: {0}", DateHandlers.UNIXUnsignedToDateTime(page.WorldTime))
+                  .AppendLine();
+                if(page.UTC) sb.AppendLine("\tDrive's time is UTC");
+                if(page.NTP) sb.AppendLine("\tDrive's time is synchronized with a NTP source");
+            }
+
+            if(page.LT)
+                sb.AppendFormat("\tLibrary time is {0}",
+                                new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, page.LibraryHours,
+                                             page.LibraryMinutes, page.LibrarySeconds)).AppendLine();
+
+            return sb.ToString();
+        }
+        #endregion HP Mode Page 0x3C: Device Time Mode page
+    }
+}