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110 lines
4.3 KiB
C#
110 lines
4.3 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : Fujitsu.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Fujitsu vendor commands.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains vendor commands for Fujitsu SCSI devices.
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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 © 2011-2025 Natalia Portillo
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// ****************************************************************************/
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using System;
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using System.Text;
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using Aaru.Helpers;
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using Aaru.Logging;
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namespace Aaru.Devices;
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public partial class Device
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{
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/// <summary>Sets the data for the integrated display</summary>
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/// <param name="senseBuffer">Returned SENSE buffer</param>
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/// <param name="flash">If the display should start flashing</param>
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/// <param name="mode">Display mode</param>
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/// <param name="firstHalf">String to be shown in the first line of the display</param>
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/// <param name="secondHalf">String to be shown in the second line of the display</param>
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/// <param name="timeout">Timeout to wait for command execution</param>
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/// <param name="duration">Time the device took to execute the command in milliseconds</param>
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/// <returns><c>true</c> if the device set an error condition, <c>false</c> otherwise</returns>
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public bool FujitsuDisplay(out ReadOnlySpan<byte> senseBuffer, bool flash, FujitsuDisplayModes mode,
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string firstHalf, string secondHalf, uint timeout, out double duration)
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{
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byte[] tmp;
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var firstHalfBytes = new byte[8];
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var secondHalfBytes = new byte[8];
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var buffer = new byte[17];
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var displayLen = false;
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var halfMsg = false;
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Span<byte> cdb = CdbBuffer[..10];
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senseBuffer = SenseBuffer;
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cdb.Clear();
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if(!string.IsNullOrWhiteSpace(firstHalf))
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{
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tmp = Encoding.ASCII.GetBytes(firstHalf);
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Array.Copy(tmp, 0, firstHalfBytes, 0, 8);
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}
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if(!string.IsNullOrWhiteSpace(secondHalf))
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{
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tmp = Encoding.ASCII.GetBytes(secondHalf);
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Array.Copy(tmp, 0, secondHalfBytes, 0, 8);
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}
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if(mode != FujitsuDisplayModes.Half)
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{
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if(!ArrayHelpers.ArrayIsNullOrWhiteSpace(firstHalfBytes) &&
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!ArrayHelpers.ArrayIsNullOrWhiteSpace(secondHalfBytes))
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displayLen = true;
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else if(!ArrayHelpers.ArrayIsNullOrWhiteSpace(firstHalfBytes) &&
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ArrayHelpers.ArrayIsNullOrWhiteSpace(secondHalfBytes))
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halfMsg = true;
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}
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buffer[0] = (byte)((byte)mode << 5);
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if(displayLen) buffer[0] += 0x10;
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if(flash) buffer[0] += 0x08;
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if(halfMsg) buffer[0] += 0x04;
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buffer[0] += 0x01; // Always ASCII
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Array.Copy(firstHalfBytes, 0, buffer, 1, 8);
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Array.Copy(secondHalfBytes, 0, buffer, 9, 8);
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cdb[0] = (byte)ScsiCommands.FujitsuDisplay;
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cdb[6] = (byte)buffer.Length;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.Out, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.FUJITSU_DISPLAY_took_0_ms, duration);
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return sense;
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}
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} |