mirror of
https://github.com/aaru-dps/Aaru.git
synced 2025-12-16 19:24:25 +00:00
Natalia Portillo
8d121d22b7
* DiscImageChef.Devices/DiscImageChef.Devices.csproj: Added structs with ATA registers. * DiscImageChef.Devices/Command.cs: * DiscImageChef.Devices/Device/Commands.cs: Added ATA commands. * DiscImageChef.Devices/Enums.cs: Added SCSI's ATA Command Pass-Through enumerations. * DiscImageChef.Devices/Linux/Command.cs: Added ATA commands using libATA's SATL.
230 lines
11 KiB
C#
230 lines
11 KiB
C#
// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : Command.cs
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// Version : 1.0
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// Author(s) : Natalia Portillo
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//
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// Component : Direct device access
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//
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// Revision : $Revision$
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// Last change by : $Author$
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// Date : $Date$
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// High level commands used to directly access devices
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright (C) 2011-2015 Claunia.com
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// ****************************************************************************/
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// //$Id$
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using System;
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using DiscImageChef.Interop;
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using Microsoft.Win32.SafeHandles;
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namespace DiscImageChef.Devices
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{
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public static class Command
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{
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/// <summary>
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/// Sends a SCSI command
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/// </summary>
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/// <returns>0 if no error occurred, otherwise, errno</returns>
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/// <param name="fd">File handle</param>
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/// <param name="cdb">SCSI CDB</param>
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/// <param name="buffer">Buffer for SCSI command response</param>
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/// <param name="senseBuffer">Buffer with the SCSI sense</param>
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/// <param name="timeout">Timeout in seconds</param>
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/// <param name="direction">SCSI command transfer direction</param>
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/// <param name="duration">Time it took to execute the command in milliseconds</param>
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/// <param name="sense"><c>True</c> if SCSI error returned non-OK status and <paramref name="senseBuffer"/> contains SCSI sense</param>
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public static int SendScsiCommand(object fd, byte[] cdb, ref byte[] buffer, out byte[] senseBuffer, uint timeout, Enums.ScsiDirection direction, out double duration, out bool sense)
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{
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Interop.PlatformID ptID = DetectOS.GetRealPlatformID();
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return SendScsiCommand(ptID, (SafeFileHandle)fd, cdb, ref buffer, out senseBuffer, timeout, direction, out duration, out sense);
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}
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/// <summary>
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/// Sends a SCSI command
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/// </summary>
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/// <returns>0 if no error occurred, otherwise, errno</returns>
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/// <param name="ptID">Platform ID for executing the command</param>
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/// <param name="fd">File handle</param>
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/// <param name="cdb">SCSI CDB</param>
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/// <param name="buffer">Buffer for SCSI command response</param>
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/// <param name="senseBuffer">Buffer with the SCSI sense</param>
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/// <param name="timeout">Timeout in seconds</param>
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/// <param name="direction">SCSI command transfer direction</param>
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/// <param name="duration">Time it took to execute the command in milliseconds</param>
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/// <param name="sense"><c>True</c> if SCSI error returned non-OK status and <paramref name="senseBuffer"/> contains SCSI sense</param>
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public static int SendScsiCommand(Interop.PlatformID ptID, object fd, byte[] cdb, ref byte[] buffer, out byte[] senseBuffer, uint timeout, Enums.ScsiDirection direction, out double duration, out bool sense)
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{
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switch (ptID)
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{
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case Interop.PlatformID.Win32NT:
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{
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Windows.ScsiIoctlDirection dir;
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switch (direction)
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{
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case Enums.ScsiDirection.In:
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dir = Windows.ScsiIoctlDirection.In;
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break;
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case Enums.ScsiDirection.Out:
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dir = Windows.ScsiIoctlDirection.Out;
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break;
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default:
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dir = Windows.ScsiIoctlDirection.Unspecified;
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break;
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}
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return Windows.Command.SendScsiCommand((SafeFileHandle)fd, cdb, ref buffer, out senseBuffer, timeout, dir, out duration, out sense);
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}
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case Interop.PlatformID.Linux:
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{
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Linux.ScsiIoctlDirection dir;
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switch (direction)
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{
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case Enums.ScsiDirection.In:
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dir = Linux.ScsiIoctlDirection.In;
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break;
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case Enums.ScsiDirection.Out:
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dir = Linux.ScsiIoctlDirection.Out;
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break;
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case Enums.ScsiDirection.Bidirectional:
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dir = Linux.ScsiIoctlDirection.Unspecified;
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break;
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case Enums.ScsiDirection.None:
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dir = Linux.ScsiIoctlDirection.None;
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break;
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default:
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dir = Linux.ScsiIoctlDirection.Unknown;
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break;
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}
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return Linux.Command.SendScsiCommand((int)fd, cdb, ref buffer, out senseBuffer, timeout, dir, out duration, out sense);
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}
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default:
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throw new InvalidOperationException(String.Format("Platform {0} not yet supported.", ptID));
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}
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}
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public static int SendAtaCommand(object fd, Structs.AtaRegistersCHS registers,
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out Structs.AtaErrorRegistersCHS errorRegisters, Enums.AtaProtocol protocol,
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Enums.AtaTransferRegister transferRegister, ref byte[] buffer, uint timeout,
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bool transferBlocks, out double duration, out bool sense)
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{
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Interop.PlatformID ptID = DetectOS.GetRealPlatformID();
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return SendAtaCommand(ptID, fd, registers, out errorRegisters, protocol,
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transferRegister, ref buffer, timeout, transferBlocks, out duration, out sense);
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}
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public static int SendAtaCommand(Interop.PlatformID ptID, object fd, Structs.AtaRegistersCHS registers,
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out Structs.AtaErrorRegistersCHS errorRegisters, Enums.AtaProtocol protocol,
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Enums.AtaTransferRegister transferRegister, ref byte[] buffer, uint timeout,
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bool transferBlocks, out double duration, out bool sense)
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{
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switch (ptID)
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{
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case Interop.PlatformID.Win32NT:
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{
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throw new NotImplementedException();
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}
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case Interop.PlatformID.Linux:
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{
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return Linux.Command.SendAtaCommand((int)fd, registers, out errorRegisters, protocol,
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transferRegister, ref buffer, timeout, transferBlocks, out duration, out sense);
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}
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default:
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throw new InvalidOperationException(String.Format("Platform {0} not yet supported.", ptID));
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}
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}
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public static int SendAtaCommand(object fd, Structs.AtaRegistersLBA28 registers,
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out Structs.AtaErrorRegistersLBA28 errorRegisters, Enums.AtaProtocol protocol,
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Enums.AtaTransferRegister transferRegister, ref byte[] buffer, uint timeout,
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bool transferBlocks, out double duration, out bool sense)
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{
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Interop.PlatformID ptID = DetectOS.GetRealPlatformID();
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return SendAtaCommand(ptID, fd, registers, out errorRegisters, protocol,
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transferRegister, ref buffer, timeout, transferBlocks, out duration, out sense);
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}
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public static int SendAtaCommand(Interop.PlatformID ptID, object fd, Structs.AtaRegistersLBA28 registers,
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out Structs.AtaErrorRegistersLBA28 errorRegisters, Enums.AtaProtocol protocol,
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Enums.AtaTransferRegister transferRegister, ref byte[] buffer, uint timeout,
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bool transferBlocks, out double duration, out bool sense)
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{
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switch (ptID)
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{
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case Interop.PlatformID.Win32NT:
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{
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throw new NotImplementedException();
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}
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case Interop.PlatformID.Linux:
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{
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return Linux.Command.SendAtaCommand((int)fd, registers, out errorRegisters, protocol,
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transferRegister, ref buffer, timeout, transferBlocks, out duration, out sense);
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}
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default:
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throw new InvalidOperationException(String.Format("Platform {0} not yet supported.", ptID));
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}
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}
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public static int SendAtaCommand(object fd, Structs.AtaRegistersLBA48 registers,
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out Structs.AtaErrorRegistersLBA48 errorRegisters, Enums.AtaProtocol protocol,
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Enums.AtaTransferRegister transferRegister, ref byte[] buffer, uint timeout,
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bool transferBlocks, out double duration, out bool sense)
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{
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Interop.PlatformID ptID = DetectOS.GetRealPlatformID();
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return SendAtaCommand(ptID, fd, registers, out errorRegisters, protocol,
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transferRegister, ref buffer, timeout, transferBlocks, out duration, out sense);
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}
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public static int SendAtaCommand(Interop.PlatformID ptID, object fd, Structs.AtaRegistersLBA48 registers,
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out Structs.AtaErrorRegistersLBA48 errorRegisters, Enums.AtaProtocol protocol,
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Enums.AtaTransferRegister transferRegister, ref byte[] buffer, uint timeout,
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bool transferBlocks, out double duration, out bool sense)
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{
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switch (ptID)
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{
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case Interop.PlatformID.Win32NT:
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{
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throw new NotImplementedException();
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}
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case Interop.PlatformID.Linux:
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{
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return Linux.Command.SendAtaCommand((int)fd, registers, out errorRegisters, protocol,
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transferRegister, ref buffer, timeout, transferBlocks, out duration, out sense);
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}
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default:
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throw new InvalidOperationException(String.Format("Platform {0} not yet supported.", ptID));
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}
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}
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}
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}
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