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Posted to commits@directory.apache.org by el...@apache.org on 2010/11/12 17:15:57 UTC

svn commit: r1034446 - in /directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody: KdcReqBodyGrammar.java KdcReqBodyStatesEnum.java actions/AddEType.java actions/ETypeSequence.java

Author: elecharny
Date: Fri Nov 12 16:15:57 2010
New Revision: 1034446

URL: http://svn.apache.org/viewvc?rev=1034446&view=rev
Log:
Added the EType processing

Added:
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/AddEType.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/ETypeSequence.java
Modified:
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyGrammar.java
    directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyStatesEnum.java

Modified: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyGrammar.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyGrammar.java?rev=1034446&r1=1034445&r2=1034446&view=diff
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyGrammar.java (original)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyGrammar.java Fri Nov 12 16:15:57 2010
@@ -26,6 +26,8 @@ import org.apache.directory.shared.asn1.
 import org.apache.directory.shared.asn1.ber.tlv.UniversalTag;
 import org.apache.directory.shared.kerberos.KerberosConstants;
 import org.apache.directory.shared.kerberos.codec.actions.CheckNotNullLength;
+import org.apache.directory.shared.kerberos.codec.kdcReqBody.actions.AddEType;
+import org.apache.directory.shared.kerberos.codec.kdcReqBody.actions.ETypeSequence;
 import org.apache.directory.shared.kerberos.codec.kdcReqBody.actions.KdcReqBodyInit;
 import org.apache.directory.shared.kerberos.codec.kdcReqBody.actions.StoreCName;
 import org.apache.directory.shared.kerberos.codec.kdcReqBody.actions.StoreFrom;
@@ -267,6 +269,37 @@ public final class KdcReqBodyGrammar ext
         KdcReqBodyStatesEnum.KDC_REQ_BODY_NONCE_TAG_STATE, KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_TAG_STATE, UniversalTag.INTEGER.getValue(),
         new StoreNonce() );
 
+   // --------------------------------------------------------------------------------------------
+   // Transition from etype Tag to etype Tag
+   // --------------------------------------------------------------------------------------------
+   // KDC-REQ-BODY    ::= SEQUENCE {
+   //         ...
+   //         etype                    [8] 
+  super.transitions[KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_TAG_STATE.ordinal()][KerberosConstants.KDC_REQ_BODY_ETYPE_TAG] = new GrammarTransition(
+       KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_TAG_STATE, KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_SEQ_STATE, KerberosConstants.KDC_REQ_BODY_ETYPE_TAG,
+       new CheckNotNullLength() );
+
+
+   // --------------------------------------------------------------------------------------------
+   // Transition from etype Tag to etype SEQ
+   // --------------------------------------------------------------------------------------------
+   // KDC-REQ-BODY    ::= SEQUENCE {
+   //         ...
+   //         etype                    [8] SEQUENCE OF 
+  super.transitions[KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_SEQ_STATE.ordinal()][UniversalTag.SEQUENCE.getValue()] = new GrammarTransition(
+       KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_SEQ_STATE, KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_STATE, UniversalTag.SEQUENCE.getValue(),
+       new ETypeSequence() );
+
+  // --------------------------------------------------------------------------------------------
+  // Transition from etype SEQ to EType values
+  // --------------------------------------------------------------------------------------------
+  // KDC-REQ-BODY    ::= SEQUENCE {
+  //         ...
+  //         etype                    [8] SEQUENCE OF Int32
+ super.transitions[KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_STATE.ordinal()][UniversalTag.INTEGER.getValue()] = new GrammarTransition(
+      KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_STATE, KdcReqBodyStatesEnum.KDC_REQ_BODY_ETYPE_STATE, UniversalTag.INTEGER.getValue(),
+      new AddEType() );
+
 }
 
 

Modified: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyStatesEnum.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyStatesEnum.java?rev=1034446&r1=1034445&r2=1034446&view=diff
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyStatesEnum.java (original)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/KdcReqBodyStatesEnum.java Fri Nov 12 16:15:57 2010
@@ -61,9 +61,9 @@ public enum KdcReqBodyStatesEnum impleme
     KDC_REQ_BODY_NONCE_TAG_STATE,               // 14
     KDC_REQ_BODY_NONCE_STATE,                   // 15
 
-    KDC_REQ_BODY_ETYPE_TAG_STATE,               // 18
-    KDC_REQ_BODY_ETYPE_SEQ_STATE,               // 19
-    KDC_REQ_BODY_ETYPE_STATE,                   // 20
+    KDC_REQ_BODY_ETYPE_TAG_STATE,               // 16
+    KDC_REQ_BODY_ETYPE_SEQ_STATE,               // 17
+    KDC_REQ_BODY_ETYPE_STATE,                   // 18
 
     KDC_REQ_BODY_ADDRESSES_TAG_STATE,           // 21
     KDC_REQ_BODY_ADDRESSES_STATE,               // 22

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/AddEType.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/AddEType.java?rev=1034446&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/AddEType.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/AddEType.java Fri Nov 12 16:15:57 2010
@@ -0,0 +1,106 @@
+/*
+ *  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.kdcReqBody.actions;
+
+
+import org.apache.directory.shared.asn1.ber.Asn1Container;
+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.asn1.codec.DecoderException;
+import org.apache.directory.shared.asn1.util.IntegerDecoder;
+import org.apache.directory.shared.asn1.util.IntegerDecoderException;
+import org.apache.directory.shared.i18n.I18n;
+import org.apache.directory.shared.kerberos.codec.kdcReqBody.KdcReqBodyContainer;
+import org.apache.directory.shared.kerberos.codec.types.EncryptionType;
+import org.apache.directory.shared.kerberos.components.KdcReqBody;
+import org.apache.directory.shared.ldap.util.StringTools;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * The action used to add an EType
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class AddEType extends GrammarAction
+{
+    /** The logger */
+    private static final Logger LOG = LoggerFactory.getLogger( AddEType.class );
+
+    /** Speedup for logs */
+    private static final boolean IS_DEBUG = LOG.isDebugEnabled();
+
+    /**
+     * Instantiates a new AddEType action.
+     */
+    public AddEType()
+    {
+        super( "KDC-REQ-BODY AddEType" );
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    public void action( Asn1Container container ) throws DecoderException
+    {
+        KdcReqBodyContainer kdcReqBodyContainer = ( KdcReqBodyContainer ) container;
+
+        TLV tlv = kdcReqBodyContainer.getCurrentTLV();
+
+        // The Length can't be null
+        if ( tlv.getLength() == 0 ) 
+        {
+            LOG.error( I18n.err( I18n.ERR_04066 ) );
+
+            // This will generate a PROTOCOL_ERROR
+            throw new DecoderException( I18n.err( I18n.ERR_04067 ) );
+        }
+
+        KdcReqBody kdcReqBody = kdcReqBodyContainer.getKdcReqBody();
+        
+        Value value = tlv.getValue();
+        
+        try
+        {
+            int etype = IntegerDecoder.parse( value );
+            EncryptionType encryptionType = EncryptionType.getTypeByOrdinal( etype );
+
+            kdcReqBody.addEType( encryptionType );
+
+            if ( IS_DEBUG )
+            {
+                LOG.debug( "EncryptionType : {}", encryptionType );
+            }
+        }
+        catch ( IntegerDecoderException ide )
+        {
+            LOG.error( I18n.err( I18n.ERR_04070, StringTools.dumpBytes( value.getData() ), ide
+                .getLocalizedMessage() ) );
+
+            // This will generate a PROTOCOL_ERROR
+            throw new DecoderException( ide.getMessage() );
+        }
+        
+        container.setGrammarEndAllowed( true );
+    }
+}

Added: directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/ETypeSequence.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/ETypeSequence.java?rev=1034446&view=auto
==============================================================================
--- directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/ETypeSequence.java (added)
+++ directory/apacheds/trunk/kerberos-codec/src/main/java/org/apache/directory/shared/kerberos/codec/kdcReqBody/actions/ETypeSequence.java Fri Nov 12 16:15:57 2010
@@ -0,0 +1,66 @@
+/*
+ *  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.kdcReqBody.actions;
+
+
+import org.apache.directory.shared.asn1.ber.Asn1Container;
+import org.apache.directory.shared.asn1.ber.grammar.GrammarAction;
+import org.apache.directory.shared.asn1.ber.tlv.TLV;
+import org.apache.directory.shared.asn1.codec.DecoderException;
+import org.apache.directory.shared.kerberos.codec.kdcReqBody.KdcReqBodyContainer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * The action used to store the KDC-REQ-BODY EType sequence.
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class ETypeSequence extends GrammarAction
+{
+    /** The logger */
+    private static final Logger LOG = LoggerFactory.getLogger( ETypeSequence.class );
+
+    /**
+     * Instantiates a new ETypeSequence action.
+     */
+    public ETypeSequence()
+    {
+        super( "KDC-REQ-BODY EType sequence" );
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    public void action( Asn1Container container ) throws DecoderException
+    {
+        KdcReqBodyContainer kdcReqBodyContainer = ( KdcReqBodyContainer ) container;
+
+        TLV tlv = kdcReqBodyContainer.getCurrentTLV();
+
+        // The Length can be null, in this case, we can potentially exit from this grammar
+        if ( tlv.getLength() == 0 ) 
+        {
+            container.setGrammarEndAllowed( true );
+        }
+    }
+}