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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.cmsutil.ocsp;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.mozilla.jss.asn1.ASN1Template;
import org.mozilla.jss.asn1.ASN1Value;
import org.mozilla.jss.asn1.INTEGER;
import org.mozilla.jss.asn1.InvalidBERException;
import org.mozilla.jss.asn1.OCTET_STRING;
import org.mozilla.jss.asn1.SEQUENCE;
import org.mozilla.jss.asn1.Tag;
import org.mozilla.jss.pkix.primitive.AlgorithmIdentifier;
/**
* RFC 2560:
*
* <pre>
* CertID ::= SEQUENCE {
* hashAlgorithm AlgorithmIdentifier,
* issuerNameHash OCTET STRING, -- Hash of Issuer's DN
* issuerKeyHash OCTET STRING, -- Hash of Issuers public key
* serialNumber CertificateSerialNumber }
* </pre>
*
* @version $Revision$ $Date$
*/
public class CertID implements ASN1Value {
///////////////////////////////////////////////////////////////////////
// Members and member access
///////////////////////////////////////////////////////////////////////
private AlgorithmIdentifier hashAlgorithm;
private OCTET_STRING issuerNameHash;
private OCTET_STRING issuerKeyHash;
private INTEGER serialNumber;
private SEQUENCE sequence;
public AlgorithmIdentifier getHashAlgorithm() {
return hashAlgorithm;
}
public OCTET_STRING getIssuerNameHash() {
return issuerNameHash;
}
public OCTET_STRING getIssuerKeyHash() {
return issuerKeyHash;
}
public INTEGER getSerialNumber() {
return serialNumber;
}
///////////////////////////////////////////////////////////////////////
// Constructors
///////////////////////////////////////////////////////////////////////
public CertID(AlgorithmIdentifier hashAlgorithm,
OCTET_STRING issuerNameHash, OCTET_STRING issuerKeyHash,
INTEGER serialNumber) {
sequence = new SEQUENCE();
this.hashAlgorithm = hashAlgorithm;
sequence.addElement(hashAlgorithm);
this.issuerNameHash = issuerNameHash;
sequence.addElement(issuerNameHash);
this.issuerKeyHash = issuerKeyHash;
sequence.addElement(issuerKeyHash);
this.serialNumber = serialNumber;
sequence.addElement(serialNumber);
}
///////////////////////////////////////////////////////////////////////
// encoding/decoding
///////////////////////////////////////////////////////////////////////
private static final Tag TAG = SEQUENCE.TAG;
public Tag getTag() {
return TAG;
}
public void encode(OutputStream ostream) throws IOException {
encode(TAG, ostream);
}
public void encode(Tag implicitTag, OutputStream ostream)
throws IOException {
sequence.encode(implicitTag, ostream);
}
private static final Template templateInstance = new Template();
public static Template getTemplate() {
return templateInstance;
}
/**
* A Template for decoding a <code>CertID</code>.
*/
public static class Template implements ASN1Template {
private SEQUENCE.Template seqt;
public Template() {
seqt = new SEQUENCE.Template();
seqt.addElement(AlgorithmIdentifier.getTemplate());
seqt.addElement(OCTET_STRING.getTemplate());
seqt.addElement(OCTET_STRING.getTemplate());
seqt.addElement(INTEGER.getTemplate());
}
public boolean tagMatch(Tag tag) {
return TAG.equals(tag);
}
public ASN1Value decode(InputStream istream)
throws InvalidBERException, IOException {
return decode(TAG, istream);
}
public ASN1Value decode(Tag implicitTag, InputStream istream)
throws InvalidBERException, IOException {
SEQUENCE seq = (SEQUENCE) seqt.decode(implicitTag, istream);
return new CertID(
(AlgorithmIdentifier) seq.elementAt(0),
(OCTET_STRING) seq.elementAt(1),
(OCTET_STRING) seq.elementAt(2),
(INTEGER) seq.elementAt(3));
}
}
}
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