/***********************************************************
* $Id: PKCS11RSAKeyPairGenerator.java 33 2007-01-26 19:37:44Z wolfgang.glas $
*
* PKCS11 provider of the OpenSC project http://www.opensc-project.org
*
* Copyright (C) 2002-2006 ev-i Informationstechnologie GmbH
*
* Created: Jan 25, 2007
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
***********************************************************/
package org.opensc.pkcs11.wrap;
import java.security.PrivateKey;
import java.security.PublicKey;
import org.opensc.pkcs11.spec.PKCS11RSAKeyPairGenParameterSpec;
/**
* @author wglas
*
*/
public class PKCS11RSAKeyPairGenerator extends PKCS11KeyPairGenerator
{
static private final int N_EXTRA_PRIVATE_ATTRIBUTES = 0;
static private final int N_EXTRA_PUBLIC_ATTRIBUTES = 2;
private PKCS11RSAKeyPairGenParameterSpec params;
/**
* Create a new PKCS11 key pair generator.
*
* @param session The underlying PKCS11 session.
* @param params The parameters for this initialization.
*/
public PKCS11RSAKeyPairGenerator(PKCS11RSAKeyPairGenParameterSpec params)
{
super(PKCS11Mechanism.CKM_RSA_PKCS_KEY_PAIR_GEN);
super.initStaticPublicAttrs(params, N_EXTRA_PUBLIC_ATTRIBUTES);
super.pubKeyAttributes[N_STATIC_PUBLIC_ATTRIBUTES+0] =
new PKCS11Attribute(PKCS11Attribute.CKA_MODULUS_BITS,
params.getKeysize());
super.pubKeyAttributes[N_STATIC_PUBLIC_ATTRIBUTES+1] =
new PKCS11Attribute(PKCS11Attribute.CKA_PUBLIC_EXPONENT,
params.getPublicExponent().toByteArray());
super.initStaticPrivateAttrs(params, N_EXTRA_PRIVATE_ATTRIBUTES);
this.params = params;
}
/* (non-Javadoc)
* @see org.opensc.pkcs11.wrap.PKCS11KeyPairGenerator#makePrivateKey(long)
*/
@Override
protected PrivateKey makePrivateKey(PKCS11Session session,
long handle) throws PKCS11Exception
{
if (this.params.isExtractable() && ! this.params.isSensitive())
return new PKCS11RSAPrivateKey(session,handle);
else
return new PKCS11NeRSAPrivateKey(session,handle);
}
/* (non-Javadoc)
* @see org.opensc.pkcs11.wrap.PKCS11KeyPairGenerator#makePublicKey(long)
*/
@Override
protected PublicKey makePublicKey(PKCS11Session session,
long handle) throws PKCS11Exception
{
return new PKCS11RSAPublicKey(session,handle);
}
}