1 /* DSAParams.java -- Digital Signature Algorithm parameter access
2 Copyright (C) 1998 Free Software Foundation, Inc.
4 This file is part of GNU Classpath.
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 As a special exception, if you link this library with other files to
22 produce an executable, this library does not by itself cause the
23 resulting executable to be covered by the GNU General Public License.
24 This exception does not however invalidate any other reasons why the
25 executable file might be covered by the GNU General Public License. */
27 package java.security.interfaces;
29 import java.math.BigInteger;
32 * This interface allows the Digital Signature Algorithm (DSA) parameters
37 * @author Aaron M. Renn (arenn@urbanophile.com)
39 public interface DSAParams
42 * Returns the base, or 'g' value
44 * @return The DSA base value
46 public abstract BigInteger getG();
49 * Returns the prime, or 'p' value
51 * @return The DSA prime value
53 public abstract BigInteger getP();
56 * Returns the subprime, or 'q' value
58 * @return The DSA subprime value
60 public abstract BigInteger getQ();