| /* |
| * 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.messages; |
| |
| |
| import java.nio.ByteBuffer; |
| |
| import org.apache.directory.api.asn1.EncoderException; |
| import org.apache.directory.api.asn1.ber.tlv.TLV; |
| import org.apache.directory.shared.kerberos.KerberosConstants; |
| import org.apache.directory.shared.kerberos.KerberosMessageType; |
| import org.apache.directory.shared.kerberos.components.EncKdcRepPart; |
| |
| |
| /** |
| * EncTGSRepPart message. |
| * It will store the object described by the ASN.1 grammar : |
| * <pre> |
| * EncTGSRepPart ::= [APPLICATION 26] EncKDCRepPart |
| * </pre> |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class EncTgsRepPart extends KerberosMessage |
| { |
| /** The EncKdcRepPart */ |
| private EncKdcRepPart encKdcRepPart; |
| |
| // Storage for computed lengths |
| private int encKdcRepPartLength; |
| |
| |
| /** |
| * Creates a new instance of EncTgsRepPart. |
| */ |
| public EncTgsRepPart() |
| { |
| super( KerberosMessageType.ENC_TGS_REP_PART ); |
| } |
| |
| |
| /** |
| * @return the encKdcRepPart |
| */ |
| public EncKdcRepPart getEncKdcRepPart() |
| { |
| return encKdcRepPart; |
| } |
| |
| |
| /** |
| * @param encKdcRepPart the encKdcRepPart to set |
| */ |
| public void setEncKdcRepPart( EncKdcRepPart encKdcRepPart ) |
| { |
| this.encKdcRepPart = encKdcRepPart; |
| } |
| |
| |
| /** |
| * Compute the EncTgsRepPart length |
| * <pre> |
| * EncTgsRepPart : |
| * |
| * 0x7A L1 EncTgsRepPart message |
| * | |
| * +--> 0x30 L2 EncKdcRepPart sequence |
| * </pre> |
| */ |
| public int computeLength() |
| { |
| encKdcRepPartLength = encKdcRepPart.computeLength(); |
| return 1 + TLV.getNbBytes( encKdcRepPartLength ) + encKdcRepPartLength; |
| } |
| |
| |
| /** |
| * Encode the EncTgsRepPart component |
| * |
| * @param buffer The buffer containing the encoded result |
| * @return The encoded component |
| * @throws EncoderException If the encoding failed |
| */ |
| public ByteBuffer encode( ByteBuffer buffer ) throws EncoderException |
| { |
| if ( buffer == null ) |
| { |
| buffer = ByteBuffer.allocate( computeLength() ); |
| } |
| |
| // The EncAsRepPart Tag |
| buffer.put( ( byte ) KerberosConstants.ENC_TGS_REP_PART_TAG ); |
| buffer.put( TLV.getBytes( encKdcRepPartLength ) ); |
| |
| // The EncKdcRepPart -------------------------------------------------------- |
| encKdcRepPart.encode( buffer ); |
| |
| return buffer; |
| } |
| } |