}
    return total;
  }

  /**
   * Returns a new {@link ByteArrayDataInput} instance to read from the {@code bytes} array from the
   * beginning.
   */
  public static ByteArrayDataInput newDataInput(byte[] bytes) {
    return newDataInput(new ByteArrayInputStream(bytes));
  }

  /**
   * Returns a new {@link ByteArrayDataInput} instance to read from the {@code bytes} array,
   * starting at the given position.