/****************************************************************************
* Copyright (C) 2012 ecsec GmbH.
* All rights reserved.
* Contact: ecsec GmbH (info@ecsec.de)
*
* This file is part of the Open eCard App.
*
* GNU General Public License Usage
* This file may be used under the terms of the GNU General Public
* License version 3.0 as published by the Free Software Foundation
* and appearing in the file LICENSE.GPL included in the packaging of
* this file. Please review the following information to ensure the
* GNU General Public License version 3.0 requirements will be met:
* http://www.gnu.org/copyleft/gpl.html.
*
* Other Usage
* Alternatively, this file may be used in accordance with the terms
* and conditions contained in a signed written agreement between
* you and ecsec GmbH.
*
***************************************************************************/
package org.openecard.common.tlv.iso7816;
import org.openecard.common.tlv.Parser;
import org.openecard.common.tlv.TLV;
import org.openecard.common.tlv.TLVException;
import org.openecard.common.tlv.Tag;
import org.openecard.common.tlv.TagClass;
/**
*
* @author Tobias Wich <tobias.wich@ecsec.de>
*/
public class PrivateECKeyAttribute extends TLVType {
private Path value;
// KeyInfo sequence
// ECDomainParameters - Choice
private TLV implicitCA; // NULL
private TLV named; // ObjectIdentifier
private TLV specified; // SpecifiedECDomain
// PublicKeyOperations alias for Operations
private TLVBitString operations;
public PrivateECKeyAttribute(TLV tlv) throws TLVException {
super(tlv);
Parser p = new Parser(tlv.getChild());
if (p.match(Tag.SEQUENCE_TAG)) {
value = new Path(p.next(0));
} else {
throw new TLVException("No value element in structure.");
}
// only match sequence not Reference (historical)
if (p.match(Tag.SEQUENCE_TAG)) {
Parser p1 = new Parser(p.next(0).getChild());
if (p1.match(new Tag(TagClass.UNIVERSAL, true, 5))) {
implicitCA = p1.next(0);
} else if(p1.match(new Tag(TagClass.UNIVERSAL, true, 6))) {
named = p1.next(0);
} else if (p1.match(Tag.SEQUENCE_TAG)) {
specified = p1.next(0);
} else {
throw new TLVException("No parameters element in structure.");
}
if (p1.match(new Tag(TagClass.UNIVERSAL, true, 3))) {
operations = new TLVBitString(p1.next(0), new Tag(TagClass.UNIVERSAL, true, 3).getTagNumWithClass());
}
}
}
}