|
|
Author: elecharny
Date: Mon Sep 4 13:31:23 2006
New Revision: 440173
URL: http://svn.apache.org/viewvc?view=rev&rev=440173
Log:
Added the SaslCredential BER decorator
Added:
directory/sandbox/akarasulu/apacheds-2.0/shared/ldap/src/main/java/org/apache/directory/shared/ldap/codec/asn1ber/messages/bind/SaslCredentialsAsn1Ber.java
Added:
directory/sandbox/akarasulu/apacheds-2.0/shared/ldap/src/main/java/org/apache/directory/shared/ldap/codec/asn1ber/messages/bind/SaslCredentialsAsn1Ber.java
URL:
http://svn.apache.org/viewvc/directory/sandbox/akarasulu/apacheds-2.0/shared/ldap/src/main/java/org/apache/directory/shared/ldap/codec/asn1ber/messages/bind/SaslCredentialsAsn1Ber.java?view=auto&rev=440173
==============================================================================
---
directory/sandbox/akarasulu/apacheds-2.0/shared/ldap/src/main/java/org/apache/directory/shared/ldap/codec/asn1ber/messages/bind/SaslCredentialsAsn1Ber.java
(added)
+++
directory/sandbox/akarasulu/apacheds-2.0/shared/ldap/src/main/java/org/apache/directory/shared/ldap/codec/asn1ber/messages/bind/SaslCredentialsAsn1Ber.java
Mon Sep 4 13:31:23 2006
@@ -0,0 +1,100 @@
+/*
+ * 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.ldap.codec.asn1ber.messages.bind;
+
+import org.apache.directory.shared.asn1.ber.Decoder;
+import org.apache.directory.shared.asn1.ber.Encoder;
+import org.apache.directory.shared.asn1.ber.tlv.Length;
+import org.apache.directory.shared.ldap.messages.bind.AuthenticationOperation;
+import org.apache.directory.shared.ldap.messages.bind.SaslCredentialsDecorator;
+import org.apache.directory.shared.ldap.utils.StringTools;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ *
+ * The SaslCredentials decorator for ASN.1 Ber
+ *
+ * @author <a href="mailto:dev@xxxxxxxxxxxxxxxxxxxx";>Apache Directory
Project</a>
+ */
+public class SaslCredentialsAsn1Ber extends SaslCredentialsDecorator
implements Encoder, Decoder
+{
+ /** The logger */
+ private static Logger log = LoggerFactory.getLogger(
SaslCredentialsAsn1Ber.class );
+
+ /** A speedup for logger */
+ private static final boolean IS_DEBUG = log.isDebugEnabled();
+
+ /** The mechanism length */
+ private transient int mechanismLength;
+
+ private transient byte[] mechanismBytes;
+
+ /** The credentials length */
+ private transient int credentialsLength;
+
+ /**
+ * Creates a new instance of SaslCredentialsAsn1Ber.
+ *
+ * @param authentication The authentication object to decorate.
+ */
+ public SaslCredentialsAsn1Ber( AuthenticationOperation authentication )
+ {
+ super( authentication );
+ }
+
+ /**
+ * Compute the Sasl authentication length
+ *
+ * Sasl authentication :
+ * 0xA3 L1
+ * 0x04 L2 mechanism
+ * [0x04 L3 credentials]
+ *
+ * L2 = Length(mechanism)
+ * L3 = Length(credentials)
+ * L1 = L2 + L3
+ *
+ * Length(Sasl authentication) =
+ * Length(0xA3) + Length(L1) +
+ * Length(0x04) + Length(L2) + Length(mechanism)
+ * [+ Length(0x04) + Length(L3) + Length(credentials)]
+ */
+ public int computeLength()
+ {
+ mechanismBytes = StringTools.getBytesUtf8( getMechanism() );
+
+ mechanismLength = 1 + Length.getNbBytes( mechanismBytes.length ) +
mechanismBytes.length;
+
+ credentialsLength = ( ( getCredentials() == null ) ?
+ 0 :
+ 1 + Length.getNbBytes( getCredentials().length ) +
getCredentials().length );
+
+ int saslLength = 1 + Length.getNbBytes( mechanismLength +
credentialsLength ) + mechanismLength
+ + credentialsLength;
+
+ if ( IS_DEBUG )
+ {
+ log.debug( "SASL Authentication length : {}", saslLength );
+ }
+
+ return saslLength;
+ }
+}
|
|