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HDCopy: Fix a bug in sector calculation

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This commit is contained in:
Michael Drüing
2018-01-29 12:14:45 +01:00
parent 968e1b8228
commit 185018d8c9
1 changed files with 3 additions and 3 deletions
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6
DiscImageChef.DiscImages/HDCopy.cs
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@@ -1,4 +1,4 @@
// /*************************************************************************** // /***************************************************************************
// The Disc Image Chef // The Disc Image Chef
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// //
@@ -247,7 +247,7 @@ namespace DiscImageChef.DiscImages
public byte[] ReadSector(ulong sectorAddress) public byte[] ReadSector(ulong sectorAddress)
{ {
int trackNum = (int)(sectorAddress / imageInfo.SectorsPerTrack); int trackNum = (int)(sectorAddress / imageInfo.SectorsPerTrack);
int sectorOffset = (int)(sectorAddress % (imageInfo.SectorsPerTrack * imageInfo.SectorSize)); int sectorOffset = (int)(sectorAddress % imageInfo.SectorsPerTrack);
if(sectorAddress > imageInfo.Sectors - 1) if(sectorAddress > imageInfo.Sectors - 1)
throw new ArgumentOutOfRangeException(nameof(sectorAddress), "Sector address not found"); throw new ArgumentOutOfRangeException(nameof(sectorAddress), "Sector address not found");
@@ -262,7 +262,7 @@ namespace DiscImageChef.DiscImages
// track is present in file, make sure it has been loaded // track is present in file, make sure it has been loaded
if(!trackCache.ContainsKey(trackNum)) ReadTrackIntoCache(hdcpImageFilter.GetDataForkStream(), trackNum); if(!trackCache.ContainsKey(trackNum)) ReadTrackIntoCache(hdcpImageFilter.GetDataForkStream(), trackNum);
Array.Copy(trackCache[trackNum], sectorOffset, result, 0, imageInfo.SectorSize); Array.Copy(trackCache[trackNum], sectorOffset * imageInfo.SectorSize, result, 0, imageInfo.SectorSize);
} }
return result; return result;