| /* |
| * 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; |
| |
| |
| import org.apache.directory.api.asn1.ber.grammar.Grammar; |
| import org.apache.directory.api.asn1.ber.grammar.States; |
| |
| |
| /** |
| * This class store the Kerberos grammar's constants. It is also used for debugging |
| * purpose. We will decode all the Kerberos messages : |
| * <ul> |
| * <li>0x6A : AS-REQ</li> |
| * <li>0x6B : AS-REP</li> |
| * <li>0x6C : TGS-REQ</li> |
| * <li>0x6D : TGS-REP</li> |
| * <li>0x6E : AP-REQ</li> |
| * <li>0x6F : AP-REP</li> |
| * <li>0x74 : KRB-SAFE</li> |
| * <li>0x75 : KRB-PRIV</li> |
| * <li>0x76 : KRB-CRED</li> |
| * <li>0x7E : KRB-ERROR</li> |
| * </ul> |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public enum KerberosMessageStatesEnum implements States |
| { |
| // Start |
| START_STATE, |
| |
| // ----- Kerberos message -------------------------------------------- |
| |
| AS_REQ_STATE, // 0x6A |
| AS_REP_TAG_STATE, // 0x6B |
| TGS_REQ_TAG_STATE, // 0x6C |
| TGS_REP_TAG_STATE, // 0x6D |
| AP_REQ_TAG_STATE, // 0x6E |
| AP_REP_TAG_STATE, // 0x6F |
| KRB_SAFE_STATE, // 0x74 |
| KRB_PRIV_STATE, // 0x75 |
| KRB_CRED_STATE, // 0x76 |
| KRB_ERROR_STATE, // 0x7E |
| |
| // End |
| LAST_KERBEROS_MESSAGE_STATE; |
| |
| /** |
| * Get the grammar name |
| * |
| * @param grammar The grammar code |
| * @return The grammar name |
| */ |
| public String getGrammarName( int grammar ) |
| { |
| return "KERBEROS_MESSAGE_GRAMMAR"; |
| } |
| |
| |
| /** |
| * Get the grammar name |
| * |
| * @param grammar The grammar class |
| * @return The grammar name |
| */ |
| public String getGrammarName( Grammar<KerberosMessageContainer> grammar ) |
| { |
| if ( grammar instanceof KerberosMessageGrammar ) |
| { |
| return "KERBEROS_MESSAGE_GRAMMAR"; |
| } |
| else |
| { |
| return "UNKNOWN GRAMMAR"; |
| } |
| } |
| |
| |
| /** |
| * Get the string representing the state |
| * |
| * @param state The state number |
| * @return The String representing the state |
| */ |
| public String getState( int state ) |
| { |
| return ( ( state == LAST_KERBEROS_MESSAGE_STATE.ordinal() ) ? "KERBEROS_MESSAGE_END_STATE" : name() ); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean isEndState() |
| { |
| return this == LAST_KERBEROS_MESSAGE_STATE; |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public KerberosMessageStatesEnum getStartState() |
| { |
| return START_STATE; |
| } |
| } |