--- old/src/jdk.crypto.token/share/classes/sun/security/pkcs11/P11DHKeyFactory.java 2017-01-18 23:06:44.423886781 -0800 +++ /dev/null 2017-01-18 09:30:05.425422781 -0800 @@ -1,263 +0,0 @@ -/* - * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. Oracle designates this - * particular file as subject to the "Classpath" exception as provided - * by Oracle in the LICENSE file that accompanied this code. - * - * This code 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 - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ - -package sun.security.pkcs11; - -import java.math.BigInteger; - -import java.security.*; -import java.security.spec.*; - -import javax.crypto.interfaces.*; -import javax.crypto.spec.*; - -import static sun.security.pkcs11.TemplateManager.*; -import sun.security.pkcs11.wrapper.*; -import static sun.security.pkcs11.wrapper.PKCS11Constants.*; - -/** - * DH KeyFactory implementation. - * - * @author Andreas Sterbenz - * @since 1.5 - */ -final class P11DHKeyFactory extends P11KeyFactory { - - P11DHKeyFactory(Token token, String algorithm) { - super(token, algorithm); - } - - PublicKey implTranslatePublicKey(PublicKey key) throws InvalidKeyException { - try { - if (key instanceof DHPublicKey) { - DHPublicKey dhKey = (DHPublicKey)key; - DHParameterSpec params = dhKey.getParams(); - return generatePublic( - dhKey.getY(), - params.getP(), - params.getG() - ); - } else if ("X.509".equals(key.getFormat())) { - // let SunJCE provider parse for us, then recurse - try { - KeyFactory factory = implGetSoftwareFactory(); - key = (PublicKey)factory.translateKey(key); - return implTranslatePublicKey(key); - } catch (GeneralSecurityException e) { - throw new InvalidKeyException("Could not translate key", e); - } - } else { - throw new InvalidKeyException("PublicKey must be instance " - + "of DHPublicKey or have X.509 encoding"); - } - } catch (PKCS11Exception e) { - throw new InvalidKeyException("Could not create DH public key", e); - } - } - - PrivateKey implTranslatePrivateKey(PrivateKey key) - throws InvalidKeyException { - try { - if (key instanceof DHPrivateKey) { - DHPrivateKey dhKey = (DHPrivateKey)key; - DHParameterSpec params = dhKey.getParams(); - return generatePrivate( - dhKey.getX(), - params.getP(), - params.getG() - ); - } else if ("PKCS#8".equals(key.getFormat())) { - // let SunJCE provider parse for us, then recurse - try { - KeyFactory factory = implGetSoftwareFactory(); - key = (PrivateKey)factory.translateKey(key); - return implTranslatePrivateKey(key); - } catch (GeneralSecurityException e) { - throw new InvalidKeyException("Could not translate key", e); - } - } else { - throw new InvalidKeyException("PrivateKey must be instance " - + "of DHPrivateKey or have PKCS#8 encoding"); - } - } catch (PKCS11Exception e) { - throw new InvalidKeyException("Could not create DH private key", e); - } - } - - // see JCA spec - protected PublicKey engineGeneratePublic(KeySpec keySpec) - throws InvalidKeySpecException { - token.ensureValid(); - if (keySpec instanceof X509EncodedKeySpec) { - try { - KeyFactory factory = implGetSoftwareFactory(); - PublicKey key = factory.generatePublic(keySpec); - return implTranslatePublicKey(key); - } catch (GeneralSecurityException e) { - throw new InvalidKeySpecException - ("Could not create DH public key", e); - } - } - if (keySpec instanceof DHPublicKeySpec == false) { - throw new InvalidKeySpecException("Only DHPublicKeySpec and " - + "X509EncodedKeySpec supported for DH public keys"); - } - try { - DHPublicKeySpec ds = (DHPublicKeySpec)keySpec; - return generatePublic( - ds.getY(), - ds.getP(), - ds.getG() - ); - } catch (PKCS11Exception e) { - throw new InvalidKeySpecException - ("Could not create DH public key", e); - } - } - - // see JCA spec - protected PrivateKey engineGeneratePrivate(KeySpec keySpec) - throws InvalidKeySpecException { - token.ensureValid(); - if (keySpec instanceof PKCS8EncodedKeySpec) { - try { - KeyFactory factory = implGetSoftwareFactory(); - PrivateKey key = factory.generatePrivate(keySpec); - return implTranslatePrivateKey(key); - } catch (GeneralSecurityException e) { - throw new InvalidKeySpecException - ("Could not create DH private key", e); - } - } - if (keySpec instanceof DHPrivateKeySpec == false) { - throw new InvalidKeySpecException("Only DHPrivateKeySpec and " - + "PKCS8EncodedKeySpec supported for DH private keys"); - } - try { - DHPrivateKeySpec ds = (DHPrivateKeySpec)keySpec; - return generatePrivate( - ds.getX(), - ds.getP(), - ds.getG() - ); - } catch (PKCS11Exception e) { - throw new InvalidKeySpecException - ("Could not create DH private key", e); - } - } - - private PublicKey generatePublic(BigInteger y, BigInteger p, BigInteger g) - throws PKCS11Exception { - CK_ATTRIBUTE[] attributes = new CK_ATTRIBUTE[] { - new CK_ATTRIBUTE(CKA_CLASS, CKO_PUBLIC_KEY), - new CK_ATTRIBUTE(CKA_KEY_TYPE, CKK_DH), - new CK_ATTRIBUTE(CKA_VALUE, y), - new CK_ATTRIBUTE(CKA_PRIME, p), - new CK_ATTRIBUTE(CKA_BASE, g), - }; - attributes = token.getAttributes - (O_IMPORT, CKO_PUBLIC_KEY, CKK_DH, attributes); - Session session = null; - try { - session = token.getObjSession(); - long keyID = token.p11.C_CreateObject(session.id(), attributes); - return P11Key.publicKey - (session, keyID, "DH", p.bitLength(), attributes); - } finally { - token.releaseSession(session); - } - } - - private PrivateKey generatePrivate(BigInteger x, BigInteger p, - BigInteger g) throws PKCS11Exception { - CK_ATTRIBUTE[] attributes = new CK_ATTRIBUTE[] { - new CK_ATTRIBUTE(CKA_CLASS, CKO_PRIVATE_KEY), - new CK_ATTRIBUTE(CKA_KEY_TYPE, CKK_DH), - new CK_ATTRIBUTE(CKA_VALUE, x), - new CK_ATTRIBUTE(CKA_PRIME, p), - new CK_ATTRIBUTE(CKA_BASE, g), - }; - attributes = token.getAttributes - (O_IMPORT, CKO_PRIVATE_KEY, CKK_DH, attributes); - Session session = null; - try { - session = token.getObjSession(); - long keyID = token.p11.C_CreateObject(session.id(), attributes); - return P11Key.privateKey - (session, keyID, "DH", p.bitLength(), attributes); - } finally { - token.releaseSession(session); - } - } - - T implGetPublicKeySpec(P11Key key, Class keySpec, - Session[] session) throws PKCS11Exception, InvalidKeySpecException { - if (DHPublicKeySpec.class.isAssignableFrom(keySpec)) { - session[0] = token.getObjSession(); - CK_ATTRIBUTE[] attributes = new CK_ATTRIBUTE[] { - new CK_ATTRIBUTE(CKA_VALUE), - new CK_ATTRIBUTE(CKA_PRIME), - new CK_ATTRIBUTE(CKA_BASE), - }; - token.p11.C_GetAttributeValue(session[0].id(), key.keyID, attributes); - KeySpec spec = new DHPublicKeySpec( - attributes[0].getBigInteger(), - attributes[1].getBigInteger(), - attributes[2].getBigInteger() - ); - return keySpec.cast(spec); - } else { // X.509 handled in superclass - throw new InvalidKeySpecException("Only DHPublicKeySpec and " - + "X509EncodedKeySpec supported for DH public keys"); - } - } - - T implGetPrivateKeySpec(P11Key key, Class keySpec, - Session[] session) throws PKCS11Exception, InvalidKeySpecException { - if (DHPrivateKeySpec.class.isAssignableFrom(keySpec)) { - session[0] = token.getObjSession(); - CK_ATTRIBUTE[] attributes = new CK_ATTRIBUTE[] { - new CK_ATTRIBUTE(CKA_VALUE), - new CK_ATTRIBUTE(CKA_PRIME), - new CK_ATTRIBUTE(CKA_BASE), - }; - token.p11.C_GetAttributeValue(session[0].id(), key.keyID, attributes); - KeySpec spec = new DHPrivateKeySpec( - attributes[0].getBigInteger(), - attributes[1].getBigInteger(), - attributes[2].getBigInteger() - ); - return keySpec.cast(spec); - } else { // PKCS#8 handled in superclass - throw new InvalidKeySpecException("Only DHPrivateKeySpec " - + "and PKCS8EncodedKeySpec supported for DH private keys"); - } - } - - KeyFactory implGetSoftwareFactory() throws GeneralSecurityException { - return KeyFactory.getInstance("DH", P11Util.getSunJceProvider()); - } - -}