1. /*

  2.  * @(#)DSAParams.java	1.17 00/02/02

  3.  *

  4.  * Copyright 1996-2000 Sun Microsystems, Inc. All Rights Reserved.

  5.  * 

  6.  * This software is the proprietary information of Sun Microsystems, Inc.  

  7.  * Use is subject to license terms.

  8.  * 

  9.  */

  10.  

  11. package java.security.interfaces;

  12. 

  13. import java.math.BigInteger;

  14. 

  15. /**

  16.  * Interface to a DSA-specific set of key parameters, which defines a 

  17.  * DSA <em>key family</em>. DSA (Digital Signature Algorithm) is defined 

  18.  * in NIST's FIPS-186.

  19.  *

  20.  * @see DSAKey

  21.  * @see java.security.Key

  22.  * @see java.security.Signature

  23.  * 

  24.  * @version 1.17 00/02/02

  25.  * @author Benjamin Renaud 

  26.  * @author Josh Bloch 

  27.  */

  28. public interface DSAParams {

  29. 

  30.     /**

  31.      * Returns the prime, <code>p</code>.

  32.      *

  33.      * @return the prime, <code>p</code>. 

  34.      */

  35.     public BigInteger getP();

  36. 

  37.     /**

  38.      * Returns the subprime, <code>q</code>.

  39.      * 

  40.      * @return the subprime, <code>q</code>. 

  41.      */

  42.     public BigInteger getQ();

  43. 

  44.     /**

  45.      * Returns the base, <code>g</code>.

  46.      * 

  47.      * @return the base, <code>g</code>. 

  48.      */

  49.     public BigInteger getG();

  50. }