/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.shared.kerberos.codec.etypeInfo2Entry.actions;
import org.apache.directory.shared.asn1.DecoderException;
import org.apache.directory.shared.asn1.ber.grammar.GrammarAction;
import org.apache.directory.shared.asn1.ber.tlv.TLV;
import org.apache.directory.shared.asn1.ber.tlv.Value;
import org.apache.directory.shared.kerberos.codec.etypeInfo2Entry.ETypeInfo2EntryContainer;
import org.apache.directory.shared.kerberos.components.ETypeInfo2Entry;
import org.apache.directory.shared.util.Strings;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* The action used to store the ETYPE-INFO2-ENTRY cipher
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class StoreSalt extends GrammarAction<ETypeInfo2EntryContainer>
{
/** The logger */
private static final Logger LOG = LoggerFactory.getLogger( StoreSalt.class );
/** Speedup for logs */
private static final boolean IS_DEBUG = LOG.isDebugEnabled();
/**
* Instantiates a new StoreSalt action.
*/
public StoreSalt()
{
super( "ETYPE-INFO2-ENTRY salt" );
}
/**
* {@inheritDoc}
*/
public void action( ETypeInfo2EntryContainer eTypeInfo2EntryContainer ) throws DecoderException
{
TLV tlv = eTypeInfo2EntryContainer.getCurrentTLV();
ETypeInfo2Entry etypeInfo2Entry = eTypeInfo2EntryContainer.getETypeInfo2Entry();
// The Length may be null
if ( tlv.getLength() != 0 )
{
Value value = tlv.getValue();
// The encrypted data may be null
if ( value.getData() != null )
{
String salt = Strings.utf8ToString(value.getData());
etypeInfo2Entry.setSalt( salt );
}
}
if ( IS_DEBUG )
{
LOG.debug( "salt : {}", etypeInfo2Entry.getSalt() );
}
// We can end here
eTypeInfo2EntryContainer.setGrammarEndAllowed( true );
}
}