diff -r 8d242299a219 -r 5e15de85a1a0 jdk/src/jdk.crypto.token/share/classes/sun/security/pkcs11/P11TlsKeyMaterialGenerator.java --- a/jdk/src/jdk.crypto.token/share/classes/sun/security/pkcs11/P11TlsKeyMaterialGenerator.java Mon Jan 23 14:04:44 2017 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,224 +0,0 @@ -/* - * Copyright (c) 2005, 2016, 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.util.*; - -import java.security.*; -import java.security.spec.AlgorithmParameterSpec; - -import javax.crypto.*; -import javax.crypto.spec.*; - -import sun.security.internal.spec.*; -import sun.security.internal.interfaces.TlsMasterSecret; - -import static sun.security.pkcs11.TemplateManager.*; -import sun.security.pkcs11.wrapper.*; -import static sun.security.pkcs11.wrapper.PKCS11Constants.*; - -/** - * KeyGenerator to calculate the SSL/TLS key material (cipher keys and ivs, - * mac keys) from the master secret. - * - * @author Andreas Sterbenz - * @since 1.6 - */ -public final class P11TlsKeyMaterialGenerator extends KeyGeneratorSpi { - - private final static String MSG = "TlsKeyMaterialGenerator must be " - + "initialized using a TlsKeyMaterialParameterSpec"; - - // token instance - private final Token token; - - // algorithm name - private final String algorithm; - - // mechanism id - private long mechanism; - - // parameter spec - @SuppressWarnings("deprecation") - private TlsKeyMaterialParameterSpec spec; - - // master secret as a P11Key - private P11Key p11Key; - - // whether SSLv3 is supported - private final boolean supportSSLv3; - - P11TlsKeyMaterialGenerator(Token token, String algorithm, long mechanism) - throws PKCS11Exception { - super(); - this.token = token; - this.algorithm = algorithm; - this.mechanism = mechanism; - - // Given the current lookup order specified in SunPKCS11.java, - // if CKM_SSL3_KEY_AND_MAC_DERIVE is not used to construct this object, - // it means that this mech is disabled or unsupported. - this.supportSSLv3 = (mechanism == CKM_SSL3_KEY_AND_MAC_DERIVE); - } - - protected void engineInit(SecureRandom random) { - throw new InvalidParameterException(MSG); - } - - @SuppressWarnings("deprecation") - protected void engineInit(AlgorithmParameterSpec params, - SecureRandom random) throws InvalidAlgorithmParameterException { - if (params instanceof TlsKeyMaterialParameterSpec == false) { - throw new InvalidAlgorithmParameterException(MSG); - } - - TlsKeyMaterialParameterSpec spec = (TlsKeyMaterialParameterSpec)params; - int version = (spec.getMajorVersion() << 8) | spec.getMinorVersion(); - - if ((version == 0x0300 && !supportSSLv3) || (version < 0x0300) || - (version > 0x0302)) { - throw new InvalidAlgorithmParameterException - ("Only" + (supportSSLv3? " SSL 3.0,": "") + - " TLS 1.0, and TLS 1.1 are supported (0x" + - Integer.toHexString(version) + ")"); - } - try { - p11Key = P11SecretKeyFactory.convertKey - (token, spec.getMasterSecret(), "TlsMasterSecret"); - } catch (InvalidKeyException e) { - throw new InvalidAlgorithmParameterException("init() failed", e); - } - this.spec = spec; - this.mechanism = (version == 0x0300)? - CKM_SSL3_KEY_AND_MAC_DERIVE : CKM_TLS_KEY_AND_MAC_DERIVE; - } - - protected void engineInit(int keysize, SecureRandom random) { - throw new InvalidParameterException(MSG); - } - - @SuppressWarnings("deprecation") - protected SecretKey engineGenerateKey() { - if (spec == null) { - throw new IllegalStateException - ("TlsKeyMaterialGenerator must be initialized"); - } - int macBits = spec.getMacKeyLength() << 3; - int ivBits = spec.getIvLength() << 3; - - int expandedKeyBits = spec.getExpandedCipherKeyLength() << 3; - int keyBits = spec.getCipherKeyLength() << 3; - boolean isExportable; - if (expandedKeyBits != 0) { - isExportable = true; - } else { - isExportable = false; - expandedKeyBits = keyBits; - } - - CK_SSL3_RANDOM_DATA random = new CK_SSL3_RANDOM_DATA - (spec.getClientRandom(), spec.getServerRandom()); - CK_SSL3_KEY_MAT_PARAMS params = new CK_SSL3_KEY_MAT_PARAMS - (macBits, keyBits, ivBits, isExportable, random); - - String cipherAlgorithm = spec.getCipherAlgorithm(); - long keyType = P11SecretKeyFactory.getKeyType(cipherAlgorithm); - if (keyType < 0) { - if (keyBits != 0) { - throw new ProviderException - ("Unknown algorithm: " + spec.getCipherAlgorithm()); - } else { - // NULL encryption ciphersuites - keyType = CKK_GENERIC_SECRET; - } - } - - Session session = null; - try { - session = token.getObjSession(); - CK_ATTRIBUTE[] attributes; - if (keyBits != 0) { - attributes = new CK_ATTRIBUTE[] { - new CK_ATTRIBUTE(CKA_CLASS, CKO_SECRET_KEY), - new CK_ATTRIBUTE(CKA_KEY_TYPE, keyType), - new CK_ATTRIBUTE(CKA_VALUE_LEN, expandedKeyBits >> 3), - }; - } else { - // ciphersuites with NULL ciphers - attributes = new CK_ATTRIBUTE[0]; - } - attributes = token.getAttributes - (O_GENERATE, CKO_SECRET_KEY, keyType, attributes); - // the returned keyID is a dummy, ignore - long keyID = token.p11.C_DeriveKey(session.id(), - new CK_MECHANISM(mechanism, params), p11Key.keyID, attributes); - - CK_SSL3_KEY_MAT_OUT out = params.pReturnedKeyMaterial; - // Note that the MAC keys do not inherit all attributes from the - // template, but they do inherit the sensitive/extractable/token - // flags, which is all P11Key cares about. - SecretKey clientMacKey, serverMacKey; - - // The MAC size may be zero for GCM mode. - // - // PKCS11 does not support GCM mode as the author made the comment, - // so the macBits is unlikely to be zero. It's only a place holder. - if (macBits != 0) { - clientMacKey = P11Key.secretKey - (session, out.hClientMacSecret, "MAC", macBits, attributes); - serverMacKey = P11Key.secretKey - (session, out.hServerMacSecret, "MAC", macBits, attributes); - } else { - clientMacKey = null; - serverMacKey = null; - } - - SecretKey clientCipherKey, serverCipherKey; - if (keyBits != 0) { - clientCipherKey = P11Key.secretKey(session, out.hClientKey, - cipherAlgorithm, expandedKeyBits, attributes); - serverCipherKey = P11Key.secretKey(session, out.hServerKey, - cipherAlgorithm, expandedKeyBits, attributes); - } else { - clientCipherKey = null; - serverCipherKey = null; - } - IvParameterSpec clientIv = (out.pIVClient == null) - ? null : new IvParameterSpec(out.pIVClient); - IvParameterSpec serverIv = (out.pIVServer == null) - ? null : new IvParameterSpec(out.pIVServer); - - return new TlsKeyMaterialSpec(clientMacKey, serverMacKey, - clientCipherKey, clientIv, serverCipherKey, serverIv); - - } catch (Exception e) { - throw new ProviderException("Could not generate key", e); - } finally { - token.releaseSession(session); - } - } - -}