private void write(byte[] srcData, int index, int size)
{
if (DataBlockPosition + size <= DataBlock.SizeOccupied)
{
//** overwrite data in Stream Position..
Array.Copy(srcData, index, DataBlock.Data, DataBlockPosition, size);
DataBlockPosition += size;
}
else if (DataBlock.SizeAvailable > 0)
{
int BytesToCopy = size;
if (BytesToCopy <= DataBlock.SizeAvailable)
{
Array.Copy(srcData, index, DataBlock.Data, DataBlockPosition, BytesToCopy);
DataBlockPosition += BytesToCopy;
DataBlock.SizeOccupied += BytesToCopy;
}
else
{
// Write Data spanning multiple blocks
int BytesToWrite = DataBlock.SizeAvailable;
Array.Copy(srcData, index, DataBlock.Data, DataBlockPosition, BytesToWrite);
DataBlockPosition = DataBlock.Data.Length;
DataBlock.SizeOccupied = DataBlock.Data.Length;
write(srcData, index + BytesToWrite, BytesToCopy - BytesToWrite);
}
}
else
{
_dataBlock = DataBlock.Extend();
DataBlockPosition = 0;
_logicalPosition += OutStream.Position;
OutStream.SetLength(0);
OutStream.Seek(0, SeekOrigin.Begin);
do
{
if (_dataBlock.Data.Length < size)
{
Array.Copy(srcData, index, _dataBlock.Data, 0, _dataBlock.Data.Length);
index += _dataBlock.Data.Length;
_dataBlock.SizeOccupied = _dataBlock.Data.Length;
size -= _dataBlock.Data.Length;
_dataBlock.Extend();
_dataBlock = _dataBlock.Next;
}
else
{
Array.Copy(srcData, index, _dataBlock.Data, 0, size);
_dataBlock.SizeOccupied = size;
DataBlockPosition = size;
break;
}
} while (size > 0);
}
}
