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https://github.com/aaru-dps/Aaru.git
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124 lines
4.4 KiB
C#
124 lines
4.4 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : 1B.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Device structures decoders.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Decodes SCSI MODE PAGE 1Bh: Removable Block Access Capabilities page.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2023 Natalia Portillo
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// ****************************************************************************/
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using System.Diagnostics.CodeAnalysis;
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using System.Text;
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namespace Aaru.Decoders.SCSI;
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[SuppressMessage("ReSharper", "InconsistentNaming")]
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[SuppressMessage("ReSharper", "MemberCanBeInternal")]
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
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public static partial class Modes
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{
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#region Mode Page 0x1B: Removable Block Access Capabilities page
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/// <summary>Removable Block Access Capabilities page Page code 0x1B 12 bytes in INF-8070</summary>
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public struct ModePage_1B
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{
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/// <summary>Parameters can be saved</summary>
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public bool PS;
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/// <summary>Supports reporting progress of format</summary>
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public bool SRFP;
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/// <summary>Non-CD Optical Device</summary>
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public bool NCD;
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/// <summary>Phase change dual device supporting a CD and a Non-CD Optical devices</summary>
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public bool SML;
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/// <summary>Total number of LUNs</summary>
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public byte TLUN;
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/// <summary>System Floppy Type device</summary>
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public bool SFLP;
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}
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public static ModePage_1B? DecodeModePage_1B(byte[] pageResponse)
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{
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if((pageResponse?[0] & 0x40) == 0x40)
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return null;
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if((pageResponse?[0] & 0x3F) != 0x1B)
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return null;
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if(pageResponse[1] + 2 != pageResponse.Length)
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return null;
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if(pageResponse.Length < 12)
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return null;
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var decoded = new ModePage_1B();
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decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
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decoded.SFLP |= (pageResponse[2] & 0x80) == 0x80;
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decoded.SRFP |= (pageResponse[2] & 0x40) == 0x40;
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decoded.NCD |= (pageResponse[3] & 0x80) == 0x80;
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decoded.SML |= (pageResponse[3] & 0x40) == 0x40;
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decoded.TLUN = (byte)(pageResponse[3] & 0x07);
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return decoded;
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}
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public static string PrettifyModePage_1B(byte[] pageResponse) =>
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PrettifyModePage_1B(DecodeModePage_1B(pageResponse));
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public static string PrettifyModePage_1B(ModePage_1B? modePage)
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{
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if(!modePage.HasValue)
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return null;
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ModePage_1B page = modePage.Value;
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var sb = new StringBuilder();
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sb.AppendLine(Localization.SCSI_Removable_Block_Access_Capabilities_page);
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if(page.PS)
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sb.AppendLine("\t" + Localization.Parameters_can_be_saved);
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if(page.SFLP)
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sb.AppendLine("\t" + Localization.Drive_can_be_used_as_a_system_floppy_device);
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if(page.SRFP)
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sb.AppendLine("\t" + Localization.Drive_supports_reporting_progress_of_format);
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if(page.NCD)
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sb.AppendLine("\t" + Localization.Drive_is_a_Non_CD_Optical_Device);
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if(page.SML)
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sb.AppendLine("\t" + Localization.Device_is_a_dual_device_supporting_CD_and_Non_CD_Optical);
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if(page.TLUN > 0)
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sb.AppendFormat("\t" + Localization.Drive_supports_0_LUNs, page.TLUN).AppendLine();
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return sb.ToString();
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}
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#endregion Mode Page 0x1B: Removable Block Access Capabilities page
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} |