edu.vt.middleware.crypt.Randomizable Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of vt-crypt Show documentation

Library for performing common cryptographic operations

There is a newer version: 2.2

/*
  $Id$

  Copyright (C) 2007-2011 Virginia Tech.
  All rights reserved.

  SEE LICENSE FOR MORE INFORMATION

  Author:  Middleware Services
  Email:   [email protected]
  Version: $Revision$
  Updated: $Date$
*/
package edu.vt.middleware.crypt;

/**
 * Describes algorithms that support initialization with an arbitrary amount of
 * random data.
 *
 * @author  Middleware Services
 * @version  $Revision: 3 $
 */
public interface Randomizable
{

  /**
   * Gets the number of random bytes used for calculations that need random
   * data.
   *
   * @return  Number of bytes of random data.
   */
  int getRandomByteSize();


  /**
   * Sets the number of random bytes used for calculations that need random
   * data.
   *
   * @param  size  Number of bytes to obtain from random provider.
   */
  void setRandomByteSize(int size);
}