/* ========================================================================
*
* This file is part of CODEC, which is a Java package for encoding
* and decoding ASN.1 data structures.
*
* Author: Fraunhofer Institute for Computer Graphics Research IGD
* Department A8: Security Technology
* Fraunhoferstr. 5, 64283 Darmstadt, Germany
*
* Rights: Copyright (c) 2004 by Fraunhofer-Gesellschaft
* zur Foerderung der angewandten Forschung e.V.
* Hansastr. 27c, 80686 Munich, Germany.
*
* ------------------------------------------------------------------------
*
* The software package is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of the
* License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software package; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA or obtain a copy of the license at
* http://www.fsf.org/licensing/licenses/lgpl.txt.
*
* ------------------------------------------------------------------------
*
* The CODEC library can solely be used and distributed according to
* the terms and conditions of the GNU Lesser General Public License .
*
* The CODEC library has not been tested for the use or application
* for a determined purpose. It is a developing version that can
* possibly contain errors. Therefore, Fraunhofer-Gesellschaft zur
* Foerderung der angewandten Forschung e.V. does not warrant that the
* operation of the CODEC library will be uninterrupted or error-free.
* Neither does Fraunhofer-Gesellschaft zur Foerderung der angewandten
* Forschung e.V. warrant that the CODEC library will operate and
* interact in an uninterrupted or error-free way together with the
* computer program libraries of third parties which the CODEC library
* accesses and which are distributed together with the CODEC library.
*
* Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
* does not warrant that the operation of the third parties's computer
* program libraries themselves which the CODEC library accesses will
* be uninterrupted or error-free.
*
* Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
* shall not be liable for any errors or direct, indirect, special,
* incidental or consequential damages, including lost profits resulting
* from the combination of the CODEC library with software of any user
* or of any third party or resulting from the implementation of the
* CODEC library in any products, systems or services of any user or
* of any third party.
*
* Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
* does not provide any warranty nor any liability that utilization of
* the CODEC library will not interfere with third party intellectual
* property rights or with any other protected third party rights or will
* cause damage to third parties. Fraunhofer Gesellschaft zur Foerderung
* der angewandten Forschung e.V. is currently not aware of any such
* rights.
*
* The CODEC library is supplied without any accompanying services.
*
* ========================================================================
*/
package codec.x509.extensions;
import java.io.IOException;
import codec.asn1.ASN1Exception;
import codec.asn1.ASN1ObjectIdentifier;
import codec.asn1.ASN1OctetString;
import codec.asn1.ASN1Type;
import codec.asn1.Decoder;
import codec.x509.X509Extension;
/**
* id-ce-subjectKeyIdentifier OBJECT IDENTIFIER ::= { id-ce 14 }
*
* SubjectKeyIdentifier ::= KeyIdentifier
*
* id-ce OBJECT IDENTIFIER ::= {joint-iso-ccitt(2) ds(5) 29}
*
* @author mal
*/
public class SubjectKeyIdentifierExtension extends X509Extension {
protected static final String ID_CE_SUBJECT_KEY_IDENTIFIER_ = new String(
"2.5.29.14");
protected ASN1OctetString keyIdentifier = null;
/**
* Constructor for SubjectKeyIdentifierExtension.
*
* @throws Exception
*/
public SubjectKeyIdentifierExtension() throws Exception {
setOID(new ASN1ObjectIdentifier(ID_CE_SUBJECT_KEY_IDENTIFIER_));
}
/**
* Constructor for SubjectKeyIdentifierExtension.
*
* @param ext
* @throws ASN1Exception
* @throws IOException
*/
public SubjectKeyIdentifierExtension(byte[] ext) throws ASN1Exception,
IOException {
super(ext);
}
public void setKeyIdentifier(byte[] identifier) throws Exception {
keyIdentifier = new ASN1OctetString(identifier);
setValue(keyIdentifier);
}
public void decode(Decoder dec) throws ASN1Exception, IOException {
super.decode(dec);
ASN1Type inner = (ASN1Type) super.getValue();
if (!(inner instanceof ASN1OctetString)) {
throw new ASN1Exception("Inner value of wrong type: "
+ inner.getClass().getName());
}
keyIdentifier = (ASN1OctetString) inner;
}
public String toString(String offset) {
StringBuffer buf = new StringBuffer(offset + "SubjectKeyIdentifier ["
+ ID_CE_SUBJECT_KEY_IDENTIFIER_ + "] {");
if (isCritical()) {
buf.append(" (CRITICAL)\n");
} else {
buf.append(" (NOT CRITICAL)\n");
}
buf.append(offset + " keyIdentifier: " + keyIdentifier + "\n");
buf.append(offset + "}\n");
return buf.toString();
}
}