mirror of
https://github.com/aaru-dps/Aaru.git
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679 lines
30 KiB
C#
679 lines
30 KiB
C#
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// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : SCSI.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 : Component
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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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// Description
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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 System.Collections.Generic;
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using DiscImageChef.Console;
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using DiscImageChef.Core.Logging;
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using DiscImageChef.Devices;
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namespace DiscImageChef.Core.Devices.Scanning
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{
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public static class SCSI
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{
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public static void Scan(string MHDDLogPath, string IBGLogPath, string devicePath, Device dev)
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{
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bool aborted;
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MHDDLog mhddLog;
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IBGLog ibgLog;
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byte[] cmdBuf;
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byte[] senseBuf;
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bool sense = false;
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double duration;
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ulong blocks = 0;
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uint blockSize = 0;
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ushort currentProfile = 0x0001;
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if(dev.IsRemovable)
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{
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sense = dev.ScsiTestUnitReady(out senseBuf, dev.Timeout, out duration);
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if(sense)
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{
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Decoders.SCSI.FixedSense? decSense = Decoders.SCSI.Sense.DecodeFixed(senseBuf);
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if(decSense.HasValue)
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{
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if(decSense.Value.ASC == 0x3A)
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{
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int leftRetries = 5;
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while(leftRetries > 0)
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{
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DicConsole.WriteLine("\rWaiting for drive to become ready");
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System.Threading.Thread.Sleep(2000);
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sense = dev.ScsiTestUnitReady(out senseBuf, dev.Timeout, out duration);
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if(!sense)
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break;
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leftRetries--;
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}
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if(sense)
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{
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DicConsole.ErrorWriteLine("Please insert media in drive");
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return;
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}
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}
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else if(decSense.Value.ASC == 0x04 && decSense.Value.ASCQ == 0x01)
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{
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int leftRetries = 10;
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while(leftRetries > 0)
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{
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DicConsole.WriteLine("\rWaiting for drive to become ready");
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System.Threading.Thread.Sleep(2000);
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sense = dev.ScsiTestUnitReady(out senseBuf, dev.Timeout, out duration);
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if(!sense)
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break;
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leftRetries--;
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}
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if(sense)
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{
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DicConsole.ErrorWriteLine("Error testing unit was ready:\n{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
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return;
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}
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}
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else
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{
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DicConsole.ErrorWriteLine("Error testing unit was ready:\n{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
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return;
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}
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}
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else
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{
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DicConsole.ErrorWriteLine("Unknown testing unit was ready.");
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return;
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}
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}
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}
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if(dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.DirectAccess ||
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dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.MultiMediaDevice ||
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dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.OCRWDevice ||
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dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.OpticalDevice ||
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dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.SimplifiedDevice ||
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dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.WriteOnceDevice)
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{
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sense = dev.ReadCapacity(out cmdBuf, out senseBuf, dev.Timeout, out duration);
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if(!sense)
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{
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blocks = (ulong)((cmdBuf[0] << 24) + (cmdBuf[1] << 16) + (cmdBuf[2] << 8) + (cmdBuf[3]));
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blockSize = (uint)((cmdBuf[5] << 24) + (cmdBuf[5] << 16) + (cmdBuf[6] << 8) + (cmdBuf[7]));
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}
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if(sense || blocks == 0xFFFFFFFF)
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{
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sense = dev.ReadCapacity16(out cmdBuf, out senseBuf, dev.Timeout, out duration);
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if(sense && blocks == 0)
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{
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// Not all MMC devices support READ CAPACITY, as they have READ TOC
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if(dev.SCSIType != Decoders.SCSI.PeripheralDeviceTypes.MultiMediaDevice)
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{
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DicConsole.ErrorWriteLine("Unable to get media capacity");
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DicConsole.ErrorWriteLine("{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
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}
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}
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if(!sense)
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{
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byte[] temp = new byte[8];
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Array.Copy(cmdBuf, 0, temp, 0, 8);
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Array.Reverse(temp);
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blocks = BitConverter.ToUInt64(temp, 0);
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blockSize = (uint)((cmdBuf[5] << 24) + (cmdBuf[5] << 16) + (cmdBuf[6] << 8) + (cmdBuf[7]));
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}
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}
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if(blocks != 0 && blockSize != 0)
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{
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blocks++;
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#pragma warning disable IDE0004 // Without this specific cast, it gives incorrect values
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DicConsole.WriteLine("Media has {0} blocks of {1} bytes/each. (for a total of {2} bytes)",
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blocks, blockSize, blocks * (ulong)blockSize);
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#pragma warning restore IDE0004 // Without this specific cast, it gives incorrect values
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}
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}
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if(dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.SequentialAccess)
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{
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DicConsole.WriteLine("Scanning will never be supported on SCSI Streaming Devices.");
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DicConsole.WriteLine("It has no sense to do it, and it will put too much strain on the tape.");
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return;
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}
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if(blocks == 0)
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{
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DicConsole.ErrorWriteLine("Unable to read medium or empty medium present...");
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return;
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}
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bool compactDisc = true;
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Decoders.CD.FullTOC.CDFullTOC? toc = null;
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if(dev.SCSIType == Decoders.SCSI.PeripheralDeviceTypes.MultiMediaDevice)
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{
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sense = dev.GetConfiguration(out cmdBuf, out senseBuf, 0, MmcGetConfigurationRt.Current, dev.Timeout, out duration);
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if(!sense)
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{
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Decoders.SCSI.MMC.Features.SeparatedFeatures ftr = Decoders.SCSI.MMC.Features.Separate(cmdBuf);
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currentProfile = ftr.CurrentProfile;
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switch(ftr.CurrentProfile)
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{
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case 0x0005:
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case 0x0008:
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case 0x0009:
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case 0x000A:
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case 0x0020:
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case 0x0021:
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case 0x0022:
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break;
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default:
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compactDisc = false;
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break;
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}
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}
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if(compactDisc)
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{
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currentProfile = 0x0008;
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// We discarded all discs that falsify a TOC before requesting a real TOC
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// No TOC, no CD (or an empty one)
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bool tocSense = dev.ReadRawToc(out cmdBuf, out senseBuf, 1, dev.Timeout, out duration);
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if(!tocSense)
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toc = Decoders.CD.FullTOC.Decode(cmdBuf);
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}
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}
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else
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compactDisc = false;
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byte[] readBuffer;
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uint blocksToRead = 64;
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ulong A = 0; // <3ms
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ulong B = 0; // >=3ms, <10ms
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ulong C = 0; // >=10ms, <50ms
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ulong D = 0; // >=50ms, <150ms
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ulong E = 0; // >=150ms, <500ms
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ulong F = 0; // >=500ms
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ulong errored = 0;
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DateTime start;
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DateTime end;
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double totalDuration = 0;
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double currentSpeed = 0;
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double maxSpeed = double.MinValue;
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double minSpeed = double.MaxValue;
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List<ulong> unreadableSectors = new List<ulong>();
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aborted = false;
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System.Console.CancelKeyPress += (sender, e) =>
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{
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e.Cancel = aborted = true;
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};
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bool read6 = false, read10 = false, read12 = false, read16 = false, readcd;
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if(compactDisc)
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{
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if(toc == null)
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{
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DicConsole.ErrorWriteLine("Error trying to decode TOC...");
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return;
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}
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readcd = !dev.ReadCd(out readBuffer, out senseBuf, 0, 2352, 1, MmcSectorTypes.AllTypes, false, false, true, MmcHeaderCodes.AllHeaders,
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true, true, MmcErrorField.None, MmcSubchannel.None, dev.Timeout, out duration);
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if(readcd)
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DicConsole.WriteLine("Using MMC READ CD command.");
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start = DateTime.UtcNow;
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while(true)
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{
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if(readcd)
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{
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sense = dev.ReadCd(out readBuffer, out senseBuf, 0, 2352, blocksToRead, MmcSectorTypes.AllTypes, false, false, true, MmcHeaderCodes.AllHeaders,
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true, true, MmcErrorField.None, MmcSubchannel.None, dev.Timeout, out duration);
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if(dev.Error)
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blocksToRead /= 2;
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}
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if(!dev.Error || blocksToRead == 1)
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break;
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}
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if(dev.Error)
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{
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DicConsole.ErrorWriteLine("Device error {0} trying to guess ideal transfer length.", dev.LastError);
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return;
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}
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DicConsole.WriteLine("Reading {0} sectors at a time.", blocksToRead);
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mhddLog = new MHDDLog(MHDDLogPath, dev, blocks, blockSize, blocksToRead);
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ibgLog = new IBGLog(IBGLogPath, currentProfile);
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for(ulong i = 0; i < blocks; i += blocksToRead)
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{
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if(aborted)
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break;
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double cmdDuration = 0;
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if((blocks - i) < blocksToRead)
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blocksToRead = (uint)(blocks - i);
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#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
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if(currentSpeed > maxSpeed && currentSpeed != 0)
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maxSpeed = currentSpeed;
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if(currentSpeed < minSpeed && currentSpeed != 0)
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minSpeed = currentSpeed;
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#pragma warning restore RECS0018 // Comparison of floating point numbers with equality operator
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DicConsole.Write("\rReading sector {0} of {1} ({2:F3} MiB/sec.)", i, blocks, currentSpeed);
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if(readcd)
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{
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sense = dev.ReadCd(out readBuffer, out senseBuf, (uint)i, 2352, blocksToRead, MmcSectorTypes.AllTypes, false, false, true, MmcHeaderCodes.AllHeaders,
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true, true, MmcErrorField.None, MmcSubchannel.None, dev.Timeout, out cmdDuration);
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totalDuration += cmdDuration;
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}
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if(!sense)
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{
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if(cmdDuration >= 500)
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{
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F += blocksToRead;
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}
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else if(cmdDuration >= 150)
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{
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E += blocksToRead;
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}
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else if(cmdDuration >= 50)
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{
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D += blocksToRead;
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}
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else if(cmdDuration >= 10)
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{
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C += blocksToRead;
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}
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else if(cmdDuration >= 3)
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{
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B += blocksToRead;
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}
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else
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{
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A += blocksToRead;
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}
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mhddLog.Write(i, cmdDuration);
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ibgLog.Write(i, currentSpeed * 1024);
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}
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else
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{
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DicConsole.DebugWriteLine("Media-Scan", "READ CD error:\n{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
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Decoders.SCSI.FixedSense? senseDecoded = Decoders.SCSI.Sense.DecodeFixed(senseBuf);
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if(senseDecoded.HasValue)
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{
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// TODO: This error happens when changing from track type afaik. Need to solve that more cleanly
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// LOGICAL BLOCK ADDRESS OUT OF RANGE
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|||
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if((senseDecoded.Value.ASC != 0x21 || senseDecoded.Value.ASCQ != 0x00) &&
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|
|
// ILLEGAL MODE FOR THIS TRACK (requesting sectors as-is, this is a firmware misconception when audio sectors
|
|||
|
|
// are in a track where subchannel indicates data)
|
|||
|
|
(senseDecoded.Value.ASC != 0x64 || senseDecoded.Value.ASCQ != 0x00))
|
|||
|
|
{
|
|||
|
|
errored += blocksToRead;
|
|||
|
|
unreadableSectors.Add(i);
|
|||
|
|
if(cmdDuration < 500)
|
|||
|
|
mhddLog.Write(i, 65535);
|
|||
|
|
else
|
|||
|
|
mhddLog.Write(i, cmdDuration);
|
|||
|
|
|
|||
|
|
ibgLog.Write(i, 0);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
errored += blocksToRead;
|
|||
|
|
unreadableSectors.Add(i);
|
|||
|
|
if(cmdDuration < 500)
|
|||
|
|
mhddLog.Write(i, 65535);
|
|||
|
|
else
|
|||
|
|
mhddLog.Write(i, cmdDuration);
|
|||
|
|
|
|||
|
|
ibgLog.Write(i, 0);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#pragma warning disable IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
currentSpeed = ((double)blockSize * blocksToRead / (double)1048576) / (cmdDuration / (double)1000);
|
|||
|
|
#pragma warning restore IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
GC.Collect();
|
|||
|
|
}
|
|||
|
|
end = DateTime.UtcNow;
|
|||
|
|
DicConsole.WriteLine();
|
|||
|
|
mhddLog.Close();
|
|||
|
|
#pragma warning disable IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
ibgLog.Close(dev, blocks, blockSize, (end - start).TotalSeconds, currentSpeed * 1024, (((double)blockSize * (double)(blocks + 1)) / 1024) / (totalDuration / 1000), devicePath);
|
|||
|
|
#pragma warning restore IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
read6 = !dev.Read6(out readBuffer, out senseBuf, 0, blockSize, dev.Timeout, out duration);
|
|||
|
|
|
|||
|
|
read10 = !dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, 1, dev.Timeout, out duration);
|
|||
|
|
|
|||
|
|
read12 = !dev.Read12(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, 1, false, dev.Timeout, out duration);
|
|||
|
|
|
|||
|
|
read16 = !dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, 0, blockSize, 0, 1, false, dev.Timeout, out duration);
|
|||
|
|
|
|||
|
|
if(!read6 && !read10 && !read12 && !read16)
|
|||
|
|
{
|
|||
|
|
DicConsole.ErrorWriteLine("Cannot read medium, aborting scan...");
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(read6 && !read10 && !read12 && !read16 && blocks > (0x001FFFFF + 1))
|
|||
|
|
{
|
|||
|
|
DicConsole.ErrorWriteLine("Device only supports SCSI READ (6) but has more than {0} blocks ({1} blocks total)", 0x001FFFFF + 1, blocks);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(!read16 && blocks > 0xFFFFFFFFL + 1L)
|
|||
|
|
{
|
|||
|
|
DicConsole.ErrorWriteLine("Device only supports SCSI READ (10) but has more than {0} blocks ({1} blocks total)", 0xFFFFFFFFL + 1L, blocks);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(read16)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (16) command.");
|
|||
|
|
else if(read12)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (12) command.");
|
|||
|
|
else if(read10)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (10) command.");
|
|||
|
|
else if(read6)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (6) command.");
|
|||
|
|
|
|||
|
|
start = DateTime.UtcNow;
|
|||
|
|
|
|||
|
|
while(true)
|
|||
|
|
{
|
|||
|
|
if(read16)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, 0, blockSize, 0, blocksToRead, false, dev.Timeout, out duration);
|
|||
|
|
if(dev.Error)
|
|||
|
|
blocksToRead /= 2;
|
|||
|
|
}
|
|||
|
|
else if(read12)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, false, false, false, 0, blockSize, 0, blocksToRead, false, dev.Timeout, out duration);
|
|||
|
|
if(dev.Error)
|
|||
|
|
blocksToRead /= 2;
|
|||
|
|
}
|
|||
|
|
else if(read10)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, 0, blockSize, 0, (ushort)blocksToRead, dev.Timeout, out duration);
|
|||
|
|
if(dev.Error)
|
|||
|
|
blocksToRead /= 2;
|
|||
|
|
}
|
|||
|
|
else if(read6)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read6(out readBuffer, out senseBuf, 0, blockSize, (byte)blocksToRead, dev.Timeout, out duration);
|
|||
|
|
if(dev.Error)
|
|||
|
|
blocksToRead /= 2;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(!dev.Error || blocksToRead == 1)
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(dev.Error)
|
|||
|
|
{
|
|||
|
|
DicConsole.ErrorWriteLine("Device error {0} trying to guess ideal transfer length.", dev.LastError);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
DicConsole.WriteLine("Reading {0} sectors at a time.", blocksToRead);
|
|||
|
|
|
|||
|
|
mhddLog = new MHDDLog(MHDDLogPath, dev, blocks, blockSize, blocksToRead);
|
|||
|
|
ibgLog = new IBGLog(IBGLogPath, currentProfile);
|
|||
|
|
|
|||
|
|
for(ulong i = 0; i < blocks; i += blocksToRead)
|
|||
|
|
{
|
|||
|
|
if(aborted)
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
double cmdDuration = 0;
|
|||
|
|
|
|||
|
|
if((blocks - i) < blocksToRead)
|
|||
|
|
blocksToRead = (uint)(blocks - i);
|
|||
|
|
|
|||
|
|
#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
|
|||
|
|
if(currentSpeed > maxSpeed && currentSpeed != 0)
|
|||
|
|
maxSpeed = currentSpeed;
|
|||
|
|
if(currentSpeed < minSpeed && currentSpeed != 0)
|
|||
|
|
minSpeed = currentSpeed;
|
|||
|
|
#pragma warning restore RECS0018 // Comparison of floating point numbers with equality operator
|
|||
|
|
|
|||
|
|
DicConsole.Write("\rReading sector {0} of {1} ({2:F3} MiB/sec.)", i, blocks, currentSpeed);
|
|||
|
|
|
|||
|
|
if(read16)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, i, blockSize, 0, blocksToRead, false, dev.Timeout, out cmdDuration);
|
|||
|
|
totalDuration += cmdDuration;
|
|||
|
|
}
|
|||
|
|
else if(read12)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read12(out readBuffer, out senseBuf, 0, false, false, false, false, (uint)i, blockSize, 0, blocksToRead, false, dev.Timeout, out cmdDuration);
|
|||
|
|
totalDuration += cmdDuration;
|
|||
|
|
}
|
|||
|
|
else if(read10)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, (uint)i, blockSize, 0, (ushort)blocksToRead, dev.Timeout, out cmdDuration);
|
|||
|
|
totalDuration += cmdDuration;
|
|||
|
|
}
|
|||
|
|
else if(read6)
|
|||
|
|
{
|
|||
|
|
sense = dev.Read6(out readBuffer, out senseBuf, (uint)i, blockSize, (byte)blocksToRead, dev.Timeout, out cmdDuration);
|
|||
|
|
totalDuration += cmdDuration;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(!sense && !dev.Error)
|
|||
|
|
{
|
|||
|
|
if(cmdDuration >= 500)
|
|||
|
|
F += blocksToRead;
|
|||
|
|
else if(cmdDuration >= 150)
|
|||
|
|
E += blocksToRead;
|
|||
|
|
else if(cmdDuration >= 50)
|
|||
|
|
D += blocksToRead;
|
|||
|
|
else if(cmdDuration >= 10)
|
|||
|
|
C += blocksToRead;
|
|||
|
|
else if(cmdDuration >= 3)
|
|||
|
|
B += blocksToRead;
|
|||
|
|
else
|
|||
|
|
A += blocksToRead;
|
|||
|
|
|
|||
|
|
mhddLog.Write(i, cmdDuration);
|
|||
|
|
ibgLog.Write(i, currentSpeed * 1024);
|
|||
|
|
}
|
|||
|
|
// TODO: Separate errors on kind of errors.
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
errored += blocksToRead;
|
|||
|
|
unreadableSectors.Add(i);
|
|||
|
|
DicConsole.DebugWriteLine("Media-Scan", "READ error:\n{0}", Decoders.SCSI.Sense.PrettifySense(senseBuf));
|
|||
|
|
if(cmdDuration < 500)
|
|||
|
|
mhddLog.Write(i, 65535);
|
|||
|
|
else
|
|||
|
|
mhddLog.Write(i, cmdDuration);
|
|||
|
|
ibgLog.Write(i, 0);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#pragma warning disable IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
currentSpeed = ((double)blockSize * blocksToRead / (double)1048576) / (cmdDuration / (double)1000);
|
|||
|
|
#pragma warning restore IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
end = DateTime.UtcNow;
|
|||
|
|
DicConsole.WriteLine();
|
|||
|
|
mhddLog.Close();
|
|||
|
|
#pragma warning disable IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
ibgLog.Close(dev, blocks, blockSize, (end - start).TotalSeconds, currentSpeed * 1024, (((double)blockSize * (double)(blocks + 1)) / 1024) / (totalDuration / 1000), devicePath);
|
|||
|
|
#pragma warning restore IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool seek6, seek10;
|
|||
|
|
|
|||
|
|
seek6 = !dev.Seek6(out senseBuf, 0, dev.Timeout, out duration);
|
|||
|
|
|
|||
|
|
seek10 = !dev.Seek10(out senseBuf, 0, dev.Timeout, out duration);
|
|||
|
|
|
|||
|
|
double seekMax = double.MinValue;
|
|||
|
|
double seekMin = double.MaxValue;
|
|||
|
|
double seekTotal = 0;
|
|||
|
|
const int seekTimes = 1000;
|
|||
|
|
|
|||
|
|
double seekCur = 0;
|
|||
|
|
|
|||
|
|
Random rnd = new Random();
|
|||
|
|
|
|||
|
|
uint seekPos = (uint)rnd.Next((int)blocks);
|
|||
|
|
|
|||
|
|
if(seek6)
|
|||
|
|
{
|
|||
|
|
dev.Seek6(out senseBuf, seekPos, dev.Timeout, out seekCur);
|
|||
|
|
DicConsole.WriteLine("Using SCSI SEEK (6) command.");
|
|||
|
|
}
|
|||
|
|
else if(seek10)
|
|||
|
|
{
|
|||
|
|
dev.Seek10(out senseBuf, seekPos, dev.Timeout, out seekCur);
|
|||
|
|
DicConsole.WriteLine("Using SCSI SEEK (10) command.");
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if(read16)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (16) command for seeking.");
|
|||
|
|
else if(read12)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (12) command for seeking.");
|
|||
|
|
else if(read10)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (10) command for seeking.");
|
|||
|
|
else if(read6)
|
|||
|
|
DicConsole.WriteLine("Using SCSI READ (6) command for seeking.");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
for(int i = 0; i < seekTimes; i++)
|
|||
|
|
{
|
|||
|
|
if(aborted)
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
seekPos = (uint)rnd.Next((int)blocks);
|
|||
|
|
|
|||
|
|
DicConsole.Write("\rSeeking to sector {0}...\t\t", seekPos);
|
|||
|
|
|
|||
|
|
if(seek6)
|
|||
|
|
dev.Seek6(out senseBuf, seekPos, dev.Timeout, out seekCur);
|
|||
|
|
else if(seek10)
|
|||
|
|
dev.Seek10(out senseBuf, seekPos, dev.Timeout, out seekCur);
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if(read16)
|
|||
|
|
{
|
|||
|
|
dev.Read16(out readBuffer, out senseBuf, 0, false, true, false, seekPos, blockSize, 0, 1, false, dev.Timeout, out seekCur);
|
|||
|
|
}
|
|||
|
|
else if(read12)
|
|||
|
|
{
|
|||
|
|
dev.Read12(out readBuffer, out senseBuf, 0, false, false, false, false, seekPos, blockSize, 0, 1, false, dev.Timeout, out seekCur);
|
|||
|
|
}
|
|||
|
|
else if(read10)
|
|||
|
|
{
|
|||
|
|
dev.Read10(out readBuffer, out senseBuf, 0, false, true, false, false, seekPos, blockSize, 0, 1, dev.Timeout, out seekCur);
|
|||
|
|
}
|
|||
|
|
else if(read6)
|
|||
|
|
{
|
|||
|
|
dev.Read6(out readBuffer, out senseBuf, seekPos, blockSize, 1, dev.Timeout, out seekCur);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
|
|||
|
|
if(seekCur > seekMax && seekCur != 0)
|
|||
|
|
seekMax = seekCur;
|
|||
|
|
if(seekCur < seekMin && seekCur != 0)
|
|||
|
|
seekMin = seekCur;
|
|||
|
|
#pragma warning restore RECS0018 // Comparison of floating point numbers with equality operator
|
|||
|
|
|
|||
|
|
seekTotal += seekCur;
|
|||
|
|
GC.Collect();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
DicConsole.WriteLine();
|
|||
|
|
|
|||
|
|
DicConsole.WriteLine("Took a total of {0} seconds ({1} processing commands).", (end - start).TotalSeconds, totalDuration / 1000);
|
|||
|
|
#pragma warning disable IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
DicConsole.WriteLine("Avegare speed: {0:F3} MiB/sec.", (((double)blockSize * (double)(blocks + 1)) / 1048576) / (totalDuration / 1000));
|
|||
|
|
#pragma warning restore IDE0004 // Without this specific cast, it gives incorrect values
|
|||
|
|
DicConsole.WriteLine("Fastest speed burst: {0:F3} MiB/sec.", maxSpeed);
|
|||
|
|
DicConsole.WriteLine("Slowest speed burst: {0:F3} MiB/sec.", minSpeed);
|
|||
|
|
DicConsole.WriteLine("Summary:");
|
|||
|
|
DicConsole.WriteLine("{0} sectors took less than 3 ms.", A);
|
|||
|
|
DicConsole.WriteLine("{0} sectors took less than 10 ms but more than 3 ms.", B);
|
|||
|
|
DicConsole.WriteLine("{0} sectors took less than 50 ms but more than 10 ms.", C);
|
|||
|
|
DicConsole.WriteLine("{0} sectors took less than 150 ms but more than 50 ms.", D);
|
|||
|
|
DicConsole.WriteLine("{0} sectors took less than 500 ms but more than 150 ms.", E);
|
|||
|
|
DicConsole.WriteLine("{0} sectors took more than 500 ms.", F);
|
|||
|
|
DicConsole.WriteLine("{0} sectors could not be read.", unreadableSectors.Count);
|
|||
|
|
if(unreadableSectors.Count > 0)
|
|||
|
|
{
|
|||
|
|
foreach(ulong bad in unreadableSectors)
|
|||
|
|
DicConsole.WriteLine("Sector {0} could not be read", bad);
|
|||
|
|
}
|
|||
|
|
DicConsole.WriteLine();
|
|||
|
|
|
|||
|
|
#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
|
|||
|
|
if(seekTotal != 0 || seekMin != double.MaxValue || seekMax != double.MinValue)
|
|||
|
|
#pragma warning restore RECS0018 // Comparison of floating point numbers with equality operator
|
|||
|
|
DicConsole.WriteLine("Testing {0} seeks, longest seek took {1:F3} ms, fastest one took {2:F3} ms. ({3:F3} ms average)",
|
|||
|
|
seekTimes, seekMax, seekMin, seekTotal / 1000);
|
|||
|
|
|
|||
|
|
Statistics.AddMediaScan((long)A, (long)B, (long)C, (long)D, (long)E, (long)F, (long)blocks, (long)errored, (long)(blocks - errored));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|