protected override void Write(MemoryStream data)
{
var toWrite = (int)(data.Length - data.Position);
Chain.WriteData(0, data);
var trueSize = Chain.GetLengthOnDisk();
/* TODO: check if the code below is really needed */
if (trueSize > toWrite)
{
var rest = (int)(trueSize - toWrite);
var fill = new MemoryStream(rest);
Chain.WriteData(toWrite, fill);
}
}
internal static FatFile Get(Fat fat, FatDirectoryEntry entry)
{
if (entry.IsDirectory())
{
throw new ArgumentException(entry + " is a directory");
}
var cc = new ClusterChain(
fat, entry.GetStartCluster(), entry.IsReadonlyFlag());
if (entry.GetLength() > cc.GetLengthOnDisk())
{
throw new IOException(
"entry is larger than associated cluster chain");
}
return(new FatFile(entry, cc));
}
internal ClusterChainDirectory(ClusterChain chain, bool isRoot)
: base((int)(chain.GetLengthOnDisk() / FatDirectoryEntry.SIZE), chain.IsReadOnly(), isRoot)
{
this.Chain = chain;
}
