package org.jboss.seam.security.crypto;
/**
* Copied from Matthias Gartner's PKCS#5 implementation - see
* http://rtner.de/software/PBKDF2.html
* <p/>
* <p>
* A free Java implementation of Password Based Key Derivation Function 2 as
* defined by RFC 2898. Copyright (c) 2007 Matthias Gärtner
* </p>
* <p>
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
* </p>
* <p>
* This library 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 Lesser General Public License for more
* details.
* </p>
* <p>
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* </p>
* <p>
* For Details, see <a
* href="http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html">http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html</a>.
* </p>
*
* @author Matthias Gärtner
* @version 1.0
*/
public interface PBKDF2Formatter {
/**
* Convert parameters to String.
*
* @param p Parameters object to output.
* @return String representation
*/
public abstract String toString(PBKDF2Parameters p);
/**
* Convert String to parameters. Depending on actual implementation, it may
* be required to set further fields externally.
*
* @param s String representation of parameters to decode.
* @return <code>false</code> syntax OK, <code>true</code> some syntax
* issue.
*/
public abstract boolean fromString(PBKDF2Parameters p, String s);
}