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Simplified variables in hopes of understanding it better

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This commit is contained in:
Michael Becker 2015-06-14 00:28:56 -04:00
parent 5e6ca81e32
commit 4521d357fd
1 changed files with 8 additions and 2 deletions
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10
CSharp/Plugins/UniversalEditor.Plugins.FileSystem/DataFormats/FileSystem/FAT/FATDataFormat.cs
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@ -215,7 +215,7 @@ namespace UniversalEditor.DataFormats.FileSystem.FAT
// The number of blocks that appear before the root directory is given by:
int numBlocksBeforeRootDir = (mvarBiosParameterBlock.FileAllocationTableCount * mvarBiosParameterBlock.SectorsPerFAT16) + 1;
int numBytesBeforeRootDir = mvarBiosParameterBlock.BytesPerSector * numBlocksBeforeRootDir;
long numBytesBeforeRootDir = (long)mvarBiosParameterBlock.BytesPerSector * numBlocksBeforeRootDir;
br.Accessor.Position = numBytesBeforeRootDir;
@ -597,7 +597,9 @@ namespace UniversalEditor.DataFormats.FileSystem.FAT
for (int i = 0; i < fileInfos.Count; i++)
{
FATFileInfo fi = fileInfos[i];
long fileOffset = (numBytesBeforeRootDir + bytesOccupiedByRootDirEntries + ((fi.Offset - 2) * mvarBiosParameterBlock.BytesPerSector));
long firstSectorOffset = (long)numBytesBeforeRootDir + bytesOccupiedByRootDirEntries;
int realSectorIndex = fi.Offset - 4; // 2;
long fileOffset = (firstSectorOffset + (realSectorIndex * mvarBiosParameterBlock.BytesPerSector));
File file = new File();
file.Name = fi.LongFileName;
@ -610,6 +612,10 @@ namespace UniversalEditor.DataFormats.FileSystem.FAT
br.Accessor.Position = fileOffset;
byte[] data = br.ReadBytes(fi.Length);
file.SetDataAsByteArray(data);
}
else
{
}
br.Accessor.Position = pos;