/*
* @(#)PSSParameterSpec.java 1.6 06/10/10
*
* Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package java.security.spec;
import java.math.BigInteger;
/**
* This class specifies a parameter spec for RSA PSS encoding scheme,
* as defined in the PKCS#1 v2.1.
*
* @author Valerie Peng
*
* @version 1.6 06/10/10
*
* @see AlgorithmParameterSpec
* @see java.security.Signature
*
* @since 1.4
*/
public class PSSParameterSpec implements AlgorithmParameterSpec {
private int saltLen = 0;
/**
* Creates a new <code>PSSParameterSpec</code>
* given the salt length as defined in PKCS#1.
*
* @param saltLen the length of salt in bits to be used in PKCS#1
* PSS encoding.
* @exception IllegalArgumentException if <code>saltLen</code> is
* less than 0.
*/
public PSSParameterSpec(int saltLen) {
if (saltLen < 0) {
throw new IllegalArgumentException("invalid saltLen value");
}
this.saltLen = saltLen;
}
/**
* Returns the salt length in bits.
*
* @return the salt length.
*/
public int getSaltLength() {
return saltLen;
}
}