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Renamed Aaru.DiscImages to Aaru.Images.

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Natalia Portillo
2020-02-26 19:28:59 +00:00
parent 428e53a76f
commit 8a05685e33
466 changed files with 590 additions and 590 deletions
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113
Aaru.Images/Alcohol120/Verify.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Verify.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Verifies Alcohol 120% format disc images.
//
// --[ License ] --------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using DiscImageChef.Checksums;
namespace DiscImageChef.DiscImages
{
public partial class Alcohol120
{
public bool? VerifySector(ulong sectorAddress)
{
byte[] buffer = ReadSectorLong(sectorAddress);
return CdChecksums.CheckCdSector(buffer);
}
public bool? VerifySectors(ulong sectorAddress, uint length, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
{
byte[] buffer = ReadSectorsLong(sectorAddress, length);
int bps = (int)(buffer.Length / length);
byte[] sector = new byte[bps];
failingLbas = new List<ulong>();
unknownLbas = new List<ulong>();
for(int i = 0; i < length; i++)
{
Array.Copy(buffer, i * bps, sector, 0, bps);
bool? sectorStatus = CdChecksums.CheckCdSector(sector);
switch(sectorStatus)
{
case null:
unknownLbas.Add((ulong)i + sectorAddress);
break;
case false:
failingLbas.Add((ulong)i + sectorAddress);
break;
}
}
if(unknownLbas.Count > 0) return null;
return failingLbas.Count <= 0;
}
public bool? VerifySectors(ulong sectorAddress, uint length, uint track, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
{
byte[] buffer = ReadSectorsLong(sectorAddress, length, track);
int bps = (int)(buffer.Length / length);
byte[] sector = new byte[bps];
failingLbas = new List<ulong>();
unknownLbas = new List<ulong>();
for(int i = 0; i < length; i++)
{
Array.Copy(buffer, i * bps, sector, 0, bps);
bool? sectorStatus = CdChecksums.CheckCdSector(sector);
switch(sectorStatus)
{
case null:
unknownLbas.Add((ulong)i + sectorAddress);
break;
case false:
failingLbas.Add((ulong)i + sectorAddress);
break;
}
}
if(unknownLbas.Count > 0) return null;
return failingLbas.Count <= 0;
}
public bool? VerifySector(ulong sectorAddress, uint track)
{
byte[] buffer = ReadSectorLong(sectorAddress, track);
return CdChecksums.CheckCdSector(buffer);
}
}
}