Files
Aaru/Aaru.Core/Devices/Dumping/CompactDisc/Subchannel.cs

78 lines
3.5 KiB
C#

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename : Subchannel.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : CompactDisc dumping.
//
// --[ Description ] ----------------------------------------------------------
//
// Handles CompactDisc subchannel data.
//
// --[ License ] --------------------------------------------------------------
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2022 Natalia Portillo
// ****************************************************************************/
// ReSharper disable JoinDeclarationAndInitializer
// ReSharper disable InlineOutVariableDeclaration
// ReSharper disable TooWideLocalVariableScope
namespace Aaru.Core.Devices.Dumping;
using Aaru.CommonTypes;
using Aaru.Core.Logging;
using Aaru.Devices;
partial class Dump
{
/// <summary>Check if the drive can read RW raw subchannel</summary>
/// <param name="dev">Device</param>
/// <param name="dumpLog">Dumping log</param>
/// <param name="updateStatus">Progress update callback</param>
/// <param name="lba">LBA to try</param>
/// <returns><c>true</c> if read correctly, <c>false</c> otherwise</returns>
public static bool SupportsRwSubchannel(Device dev, DumpLog dumpLog, UpdateStatusHandler updateStatus, uint lba)
{
dumpLog?.WriteLine("Checking if drive supports full raw subchannel reading...");
updateStatus?.Invoke("Checking if drive supports full raw subchannel reading...");
return !dev.ReadCd(out _, out _, lba, 2352 + 96, 1, MmcSectorTypes.AllTypes, false, false, true,
MmcHeaderCodes.AllHeaders, true, true, MmcErrorField.None, MmcSubchannel.Raw, dev.Timeout,
out _);
}
/// <summary>Check if the drive can read RW raw subchannel</summary>
/// <param name="dev">Device</param>
/// <param name="dumpLog">Dumping log</param>
/// <param name="updateStatus">Progress update callback</param>
/// <param name="lba">LBA to try</param>
/// <returns><c>true</c> if read correctly, <c>false</c> otherwise</returns>
public static bool SupportsPqSubchannel(Device dev, DumpLog dumpLog, UpdateStatusHandler updateStatus, uint lba)
{
dumpLog?.WriteLine("Checking if drive supports PQ subchannel reading...");
updateStatus?.Invoke("Checking if drive supports PQ subchannel reading...");
return !dev.ReadCd(out _, out _, lba, 2352 + 16, 1, MmcSectorTypes.AllTypes, false, false, true,
MmcHeaderCodes.AllHeaders, true, true, MmcErrorField.None, MmcSubchannel.Q16, dev.Timeout,
out _);
}
}