A data stream wrapper for a file on the host system, such as a disk image.
Inheritance: IDataStream
		public void Close() {
			if (fileStream != null) {
				fileStream.Close();
				fileStream = null;
			}
		}
		public void Open() {
			if (fileStream == null) {
				fileStream = new FileDataStream(Path, null);
				fileStream.Open();
			}
		}