mirror of
https://github.com/aaru-dps/Aaru.git
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239 lines
9.2 KiB
C#
239 lines
9.2 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : Kreon.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Kreon vendor commands.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains vendor commands for Kreon hacked drives.
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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 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 drive to the xtreme unlocked state</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool KreonDeprecatedUnlock(out ReadOnlySpan<byte> senseBuffer, uint timeout, out double duration)
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{
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senseBuffer = SenseBuffer;
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Span<byte> cdb = CdbBuffer[..10];
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cdb.Clear();
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byte[] buffer = [];
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cdb[0] = (byte)ScsiCommands.KreonCommand;
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cdb[1] = 0x08;
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cdb[2] = 0x01;
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cdb[3] = 0x01;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.None, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.KREON_DEPRECATED_UNLOCK_took_0_ms, duration);
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return sense;
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}
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/// <summary>Sets the drive to the locked state.</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool KreonLock(out ReadOnlySpan<byte> senseBuffer, uint timeout, out double duration) =>
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KreonSetLockState(out senseBuffer, KreonLockStates.Locked, timeout, out duration);
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/// <summary>Sets the drive to the xtreme unlocked state</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool KreonUnlockXtreme(out ReadOnlySpan<byte> senseBuffer, uint timeout, out double duration) =>
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KreonSetLockState(out senseBuffer, KreonLockStates.Xtreme, timeout, out duration);
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/// <summary>Sets the drive to the wxripper unlocked state</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool KreonUnlockWxripper(out ReadOnlySpan<byte> senseBuffer, uint timeout, out double duration) =>
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KreonSetLockState(out senseBuffer, KreonLockStates.Wxripper, timeout, out duration);
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/// <summary>Sets the drive to the specified lock state</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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/// <param name="state">Lock state</param>
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public bool KreonSetLockState(out ReadOnlySpan<byte> senseBuffer, KreonLockStates state, uint timeout,
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out double duration)
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{
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senseBuffer = SenseBuffer;
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Span<byte> cdb = CdbBuffer[..10];
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cdb.Clear();
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byte[] buffer = [];
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cdb[0] = (byte)ScsiCommands.KreonCommand;
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cdb[1] = 0x08;
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cdb[2] = 0x01;
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cdb[3] = 0x11;
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cdb[4] = (byte)state;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.None, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.KREON_SET_LOCK_STATE_took_0_ms, duration);
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return sense || Error;
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}
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/// <summary>Gets a list of supported features</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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/// <param name="features">Features supported by drive.</param>
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public bool KreonGetFeatureList(out ReadOnlySpan<byte> senseBuffer, out KreonFeatures features, uint timeout,
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out double duration)
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{
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senseBuffer = SenseBuffer;
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Span<byte> cdb = CdbBuffer[..10];
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cdb.Clear();
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var buffer = new byte[26];
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features = 0;
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cdb[0] = (byte)ScsiCommands.KreonCommand;
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cdb[1] = 0x08;
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cdb[2] = 0x01;
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cdb[3] = 0x10;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.In, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.KREON_GET_FEATURE_LIST_took_0_ms, duration);
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if(sense) return true;
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if(buffer[0] != 0xA5 || buffer[1] != 0x5A || buffer[2] != 0x5A || buffer[3] != 0xA5) return true;
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for(var i = 4; i < 26; i += 2)
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{
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var feature = BitConverter.ToUInt16(buffer, i);
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if(feature == 0x0000) break;
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switch(feature)
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{
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case 0x0001:
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features |= KreonFeatures.XtremeUnlock360;
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break;
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case 0x0101:
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features |= KreonFeatures.WxripperUnlock360;
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break;
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case 0x2001:
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features |= KreonFeatures.DecryptSs360;
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break;
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case 0x2101:
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features |= KreonFeatures.ChallengeResponse360;
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break;
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case 0x0002:
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features |= KreonFeatures.XtremeUnlock;
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break;
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case 0x0102:
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features |= KreonFeatures.WxripperUnlock;
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break;
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case 0x2002:
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features |= KreonFeatures.DecryptSs;
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break;
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case 0x2102:
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features |= KreonFeatures.ChallengeResponse;
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break;
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case 0x00F0:
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features |= KreonFeatures.Lock;
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break;
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case 0x01F0:
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features |= KreonFeatures.ErrorSkipping;
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break;
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}
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}
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return false;
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}
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/// <summary>Gets the SS sector.</summary>
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/// <returns><c>true</c> if the command failed and <paramref name="senseBuffer" /> contains the sense buffer.</returns>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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/// <param name="buffer">The SS sector.</param>
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/// <param name="requestNumber">Request number.</param>
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public bool KreonExtractSs(out byte[] buffer, out ReadOnlySpan<byte> senseBuffer, uint timeout, out double duration,
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byte requestNumber = 0x00)
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{
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buffer = new byte[2048];
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Span<byte> cdb = CdbBuffer[..12];
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cdb.Clear();
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senseBuffer = SenseBuffer;
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cdb[0] = (byte)ScsiCommands.KreonSsCommand;
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cdb[1] = 0x00;
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cdb[2] = 0xFF;
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cdb[3] = 0x02;
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cdb[4] = 0xFD;
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cdb[5] = 0xFF;
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cdb[6] = 0xFE;
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cdb[7] = 0x00;
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cdb[8] = 0x08;
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cdb[9] = 0x00;
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cdb[10] = requestNumber;
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cdb[11] = 0xC0;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.In, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.KREON_EXTRACT_SS_took_0_ms, duration);
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return sense || Error;
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}
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} |