| author | xuelei |
| Mon, 25 Jun 2018 13:41:39 -0700 | |
| changeset 50768 | 68fa3d4026ea |
| parent 47216 | src/java.base/share/classes/sun/security/ssl/ClientKeyExchangeService.java@71c04702a3d5 |
| child 55353 | 946f7f2d321c |
| child 56858 | 829e9b5ace08 |
| permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.security.ssl; |
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import java.io.IOException; |
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import java.util.AbstractMap.SimpleImmutableEntry; |
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import java.util.Arrays; |
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import java.util.HashMap; |
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import java.util.Map; |
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import sun.security.ssl.DHKeyExchange.DHEPossession; |
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import sun.security.ssl.ECDHKeyExchange.ECDHEPossession; |
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import sun.security.ssl.SupportedGroupsExtension.NamedGroup; |
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import sun.security.ssl.SupportedGroupsExtension.NamedGroupType; |
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import sun.security.ssl.SupportedGroupsExtension.SupportedGroups; |
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import sun.security.ssl.X509Authentication.X509Possession; |
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final class SSLKeyExchange implements SSLKeyAgreementGenerator, |
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SSLHandshakeBinding {
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private final SSLAuthentication authentication; |
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private final SSLKeyAgreement keyAgreement; |
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SSLKeyExchange(X509Authentication authentication, |
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SSLKeyAgreement keyAgreement) {
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this.authentication = authentication; |
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this.keyAgreement = keyAgreement; |
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} |
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SSLPossession[] createPossessions(HandshakeContext context) {
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// authentication |
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SSLPossession authPossession = null; |
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if (authentication != null) {
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authPossession = authentication.createPossession(context); |
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if (authPossession == null) {
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return new SSLPossession[0]; |
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} else if (context instanceof ServerHandshakeContext) {
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// The authentication information may be used further for |
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// key agreement parameters negotiation. |
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ServerHandshakeContext shc = (ServerHandshakeContext)context; |
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shc.interimAuthn = authPossession; |
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} |
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} |
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// key agreement |
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SSLPossession kaPossession; |
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if (keyAgreement == T12KeyAgreement.RSA_EXPORT) {
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// a special case |
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X509Possession x509Possession = (X509Possession)authPossession; |
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if (JsseJce.getRSAKeyLength( |
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x509Possession.popCerts[0].getPublicKey()) > 512) {
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kaPossession = keyAgreement.createPossession(context); |
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if (kaPossession == null) {
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return new SSLPossession[0]; |
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} else {
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return authentication != null ? |
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new SSLPossession[] {authPossession, kaPossession} :
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new SSLPossession[] {kaPossession};
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} |
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} else {
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return authentication != null ? |
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new SSLPossession[] {authPossession} :
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new SSLPossession[0]; |
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} |
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} else {
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kaPossession = keyAgreement.createPossession(context); |
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if (kaPossession == null) {
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// special cases |
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if (keyAgreement == T12KeyAgreement.RSA || |
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keyAgreement == T12KeyAgreement.ECDH) {
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return authentication != null ? |
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new SSLPossession[] {authPossession} :
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new SSLPossession[0]; |
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} else {
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return new SSLPossession[0]; |
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} |
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} else {
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return authentication != null ? |
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new SSLPossession[] {authPossession, kaPossession} :
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new SSLPossession[] {kaPossession};
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} |
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} |
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} |
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@Override |
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public SSLKeyDerivation createKeyDerivation( |
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HandshakeContext handshakeContext) throws IOException {
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return keyAgreement.createKeyDerivation(handshakeContext); |
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} |
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@Override |
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public SSLHandshake[] getRelatedHandshakers( |
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HandshakeContext handshakeContext) {
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SSLHandshake[] auHandshakes; |
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if (authentication != null) {
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auHandshakes = |
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authentication.getRelatedHandshakers(handshakeContext); |
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} else {
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auHandshakes = null; |
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} |
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SSLHandshake[] kaHandshakes = |
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keyAgreement.getRelatedHandshakers(handshakeContext); |
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if (auHandshakes == null || auHandshakes.length == 0) {
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return kaHandshakes; |
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} else if (kaHandshakes == null || kaHandshakes.length == 0) {
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return auHandshakes; |
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} else {
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SSLHandshake[] producers = Arrays.copyOf( |
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auHandshakes, auHandshakes.length + kaHandshakes.length); |
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System.arraycopy(kaHandshakes, 0, |
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producers, auHandshakes.length, kaHandshakes.length); |
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return producers; |
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} |
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} |
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@Override |
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public Map.Entry<Byte, HandshakeProducer>[] getHandshakeProducers( |
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HandshakeContext handshakeContext) {
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Map.Entry<Byte, HandshakeProducer>[] auProducers; |
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if (authentication != null) {
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auProducers = |
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authentication.getHandshakeProducers(handshakeContext); |
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} else {
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auProducers = null; |
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} |
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Map.Entry<Byte, HandshakeProducer>[] kaProducers = |
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keyAgreement.getHandshakeProducers(handshakeContext); |
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if (auProducers == null || auProducers.length == 0) {
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return kaProducers; |
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} else if (kaProducers == null || kaProducers.length == 0) {
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return auProducers; |
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} else {
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Map.Entry<Byte, HandshakeProducer>[] producers = Arrays.copyOf( |
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auProducers, auProducers.length + kaProducers.length); |
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System.arraycopy(kaProducers, 0, |
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producers, auProducers.length, kaProducers.length); |
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return producers; |
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} |
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} |
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@Override |
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public Map.Entry<Byte, SSLConsumer>[] getHandshakeConsumers( |
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HandshakeContext handshakeContext) {
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Map.Entry<Byte, SSLConsumer>[] auConsumers; |
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if (authentication != null) {
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auConsumers = |
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authentication.getHandshakeConsumers(handshakeContext); |
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} else {
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auConsumers = null; |
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} |
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Map.Entry<Byte, SSLConsumer>[] kaConsumers = |
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keyAgreement.getHandshakeConsumers(handshakeContext); |
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if (auConsumers == null || auConsumers.length == 0) {
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return kaConsumers; |
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} else if (kaConsumers == null || kaConsumers.length == 0) {
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return auConsumers; |
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} else {
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Map.Entry<Byte, SSLConsumer>[] producers = Arrays.copyOf( |
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auConsumers, auConsumers.length + kaConsumers.length); |
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System.arraycopy(kaConsumers, 0, |
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producers, auConsumers.length, kaConsumers.length); |
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return producers; |
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} |
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} |
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// SSL 3.0 - (D)TLS 1.2 |
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static SSLKeyExchange valueOf( |
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CipherSuite.KeyExchange keyExchange, |
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ProtocolVersion protocolVersion) {
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if (keyExchange == null || protocolVersion == null) {
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return null; |
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} |
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switch (keyExchange) {
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case K_RSA: |
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return SSLKeyExRSA.KE; |
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case K_RSA_EXPORT: |
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return SSLKeyExRSAExport.KE; |
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case K_DHE_DSS: |
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return SSLKeyExDHEDSS.KE; |
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case K_DHE_DSS_EXPORT: |
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return SSLKeyExDHEDSSExport.KE; |
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case K_DHE_RSA: |
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if (protocolVersion.useTLS12PlusSpec()) { // (D)TLS 1.2
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return SSLKeyExDHERSAOrPSS.KE; |
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} else { // SSL 3.0, TLS 1.0/1.1
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return SSLKeyExDHERSA.KE; |
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} |
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case K_DHE_RSA_EXPORT: |
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return SSLKeyExDHERSAExport.KE; |
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case K_DH_ANON: |
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return SSLKeyExDHANON.KE; |
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case K_DH_ANON_EXPORT: |
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return SSLKeyExDHANONExport.KE; |
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case K_ECDH_ECDSA: |
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return SSLKeyExECDHECDSA.KE; |
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case K_ECDH_RSA: |
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return SSLKeyExECDHRSA.KE; |
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case K_ECDHE_ECDSA: |
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return SSLKeyExECDHEECDSA.KE; |
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case K_ECDHE_RSA: |
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if (protocolVersion.useTLS12PlusSpec()) { // (D)TLS 1.2
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return SSLKeyExECDHERSAOrPSS.KE; |
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} else { // SSL 3.0, TLS 1.0/1.1
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return SSLKeyExECDHERSA.KE; |
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} |
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case K_ECDH_ANON: |
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return SSLKeyExECDHANON.KE; |
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} |
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return null; |
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} |
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// TLS 1.3 |
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static SSLKeyExchange valueOf(NamedGroup namedGroup) {
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SSLKeyAgreement ka = T13KeyAgreement.valueOf(namedGroup); |
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if (ka != null) {
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return new SSLKeyExchange( |
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null, T13KeyAgreement.valueOf(namedGroup)); |
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} |
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return null; |
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} |
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private static class SSLKeyExRSA {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.RSA, T12KeyAgreement.RSA); |
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} |
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private static class SSLKeyExRSAExport {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.RSA, T12KeyAgreement.RSA_EXPORT); |
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} |
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private static class SSLKeyExDHEDSS {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.DSA, T12KeyAgreement.DHE); |
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} |
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private static class SSLKeyExDHEDSSExport {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.DSA, T12KeyAgreement.DHE_EXPORT); |
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} |
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private static class SSLKeyExDHERSA {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.RSA, T12KeyAgreement.DHE); |
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} |
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private static class SSLKeyExDHERSAOrPSS {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.RSA_OR_PSS, T12KeyAgreement.DHE); |
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} |
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private static class SSLKeyExDHERSAExport {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.RSA, T12KeyAgreement.DHE_EXPORT); |
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} |
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private static class SSLKeyExDHANON {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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null, T12KeyAgreement.DHE); |
|
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} |
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private static class SSLKeyExDHANONExport {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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null, T12KeyAgreement.DHE_EXPORT); |
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} |
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private static class SSLKeyExECDHECDSA {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.EC, T12KeyAgreement.ECDH); |
|
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} |
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||
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private static class SSLKeyExECDHRSA {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.EC, T12KeyAgreement.ECDH); |
|
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} |
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||
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private static class SSLKeyExECDHEECDSA {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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X509Authentication.EC, T12KeyAgreement.ECDHE); |
|
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} |
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||
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private static class SSLKeyExECDHERSA {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
|
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X509Authentication.RSA, T12KeyAgreement.ECDHE); |
|
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} |
|
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||
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private static class SSLKeyExECDHERSAOrPSS {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
|
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X509Authentication.RSA_OR_PSS, T12KeyAgreement.ECDHE); |
|
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} |
|
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||
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private static class SSLKeyExECDHANON {
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private static SSLKeyExchange KE = new SSLKeyExchange( |
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null, T12KeyAgreement.ECDHE); |
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} |
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| 50768 | 328 |
private enum T12KeyAgreement implements SSLKeyAgreement {
|
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RSA ("rsa", null,
|
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RSAKeyExchange.kaGenerator), |
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RSA_EXPORT ("rsa_export", RSAKeyExchange.poGenerator,
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RSAKeyExchange.kaGenerator), |
|
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DHE ("dhe", DHKeyExchange.poGenerator,
|
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DHKeyExchange.kaGenerator), |
|
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DHE_EXPORT ("dhe_export", DHKeyExchange.poExportableGenerator,
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DHKeyExchange.kaGenerator), |
|
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ECDH ("ecdh", null,
|
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ECDHKeyExchange.ecdhKAGenerator), |
|
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ECDHE ("ecdhe", ECDHKeyExchange.poGenerator,
|
|
340 |
ECDHKeyExchange.ecdheKAGenerator); |
|
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changeset
|
341 |
|
| 50768 | 342 |
final String name; |
343 |
final SSLPossessionGenerator possessionGenerator; |
|
344 |
final SSLKeyAgreementGenerator keyAgreementGenerator; |
|
345 |
||
346 |
T12KeyAgreement(String name, |
|
347 |
SSLPossessionGenerator possessionGenerator, |
|
348 |
SSLKeyAgreementGenerator keyAgreementGenerator) {
|
|
349 |
this.name = name; |
|
350 |
this.possessionGenerator = possessionGenerator; |
|
351 |
this.keyAgreementGenerator = keyAgreementGenerator; |
|
352 |
} |
|
353 |
||
354 |
@Override |
|
355 |
public SSLPossession createPossession(HandshakeContext context) {
|
|
356 |
if (possessionGenerator != null) {
|
|
357 |
return possessionGenerator.createPossession(context); |
|
358 |
} |
|
359 |
||
360 |
return null; |
|
361 |
} |
|
362 |
||
363 |
@Override |
|
364 |
public SSLKeyDerivation createKeyDerivation( |
|
365 |
HandshakeContext context) throws IOException {
|
|
366 |
return keyAgreementGenerator.createKeyDerivation(context); |
|
367 |
} |
|
368 |
||
369 |
@Override |
|
370 |
public SSLHandshake[] getRelatedHandshakers( |
|
371 |
HandshakeContext handshakeContext) {
|
|
372 |
if (!handshakeContext.negotiatedProtocol.useTLS13PlusSpec()) {
|
|
373 |
if (this.possessionGenerator != null) {
|
|
374 |
return new SSLHandshake[] {
|
|
375 |
SSLHandshake.SERVER_KEY_EXCHANGE |
|
376 |
}; |
|
377 |
} |
|
378 |
} |
|
379 |
||
380 |
return new SSLHandshake[0]; |
|
381 |
} |
|
382 |
||
383 |
@Override |
|
384 |
@SuppressWarnings({"unchecked", "rawtypes"})
|
|
385 |
public Map.Entry<Byte, HandshakeProducer>[] getHandshakeProducers( |
|
386 |
HandshakeContext handshakeContext) {
|
|
387 |
if (handshakeContext.negotiatedProtocol.useTLS13PlusSpec()) {
|
|
388 |
return (Map.Entry<Byte, HandshakeProducer>[])(new Map.Entry[0]); |
|
389 |
} |
|
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30905
bba6fefdd660
8038089: TLS optional support for Kerberos cipher suites needs to be re-examine
weijun
parents:
diff
changeset
|
390 |
|
| 50768 | 391 |
if (handshakeContext.sslConfig.isClientMode) {
|
392 |
switch (this) {
|
|
393 |
case RSA: |
|
394 |
case RSA_EXPORT: |
|
395 |
return (Map.Entry<Byte, |
|
396 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
397 |
new SimpleImmutableEntry<>( |
|
398 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
399 |
RSAClientKeyExchange.rsaHandshakeProducer |
|
400 |
) |
|
401 |
}); |
|
402 |
||
403 |
case DHE: |
|
404 |
case DHE_EXPORT: |
|
405 |
return (Map.Entry<Byte, |
|
406 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
407 |
new SimpleImmutableEntry<Byte, HandshakeProducer>( |
|
408 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
409 |
DHClientKeyExchange.dhHandshakeProducer |
|
410 |
) |
|
411 |
}); |
|
412 |
||
413 |
case ECDH: |
|
414 |
return (Map.Entry<Byte, |
|
415 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
416 |
new SimpleImmutableEntry<>( |
|
417 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
418 |
ECDHClientKeyExchange.ecdhHandshakeProducer |
|
419 |
) |
|
420 |
}); |
|
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30905
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8038089: TLS optional support for Kerberos cipher suites needs to be re-examine
weijun
parents:
diff
changeset
|
421 |
|
| 50768 | 422 |
case ECDHE: |
423 |
return (Map.Entry<Byte, |
|
424 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
425 |
new SimpleImmutableEntry<>( |
|
426 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
427 |
ECDHClientKeyExchange.ecdheHandshakeProducer |
|
428 |
) |
|
429 |
}); |
|
430 |
} |
|
431 |
} else {
|
|
432 |
switch (this) {
|
|
433 |
case RSA_EXPORT: |
|
434 |
return (Map.Entry<Byte, |
|
435 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
436 |
new SimpleImmutableEntry<>( |
|
437 |
SSLHandshake.SERVER_KEY_EXCHANGE.id, |
|
438 |
RSAServerKeyExchange.rsaHandshakeProducer |
|
439 |
) |
|
440 |
}); |
|
441 |
||
442 |
case DHE: |
|
443 |
case DHE_EXPORT: |
|
444 |
return (Map.Entry<Byte, |
|
445 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
446 |
new SimpleImmutableEntry<>( |
|
447 |
SSLHandshake.SERVER_KEY_EXCHANGE.id, |
|
448 |
DHServerKeyExchange.dhHandshakeProducer |
|
449 |
) |
|
450 |
}); |
|
451 |
||
452 |
case ECDHE: |
|
453 |
return (Map.Entry<Byte, |
|
454 |
HandshakeProducer>[])(new Map.Entry[] {
|
|
455 |
new SimpleImmutableEntry<>( |
|
456 |
SSLHandshake.SERVER_KEY_EXCHANGE.id, |
|
457 |
ECDHServerKeyExchange.ecdheHandshakeProducer |
|
458 |
) |
|
459 |
}); |
|
460 |
} |
|
461 |
} |
|
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8038089: TLS optional support for Kerberos cipher suites needs to be re-examine
weijun
parents:
diff
changeset
|
462 |
|
| 50768 | 463 |
return (Map.Entry<Byte, HandshakeProducer>[])(new Map.Entry[0]); |
464 |
} |
|
465 |
||
466 |
@Override |
|
467 |
@SuppressWarnings({"unchecked", "rawtypes"})
|
|
468 |
public Map.Entry<Byte, SSLConsumer>[] getHandshakeConsumers( |
|
469 |
HandshakeContext handshakeContext) {
|
|
470 |
if (handshakeContext.negotiatedProtocol.useTLS13PlusSpec()) {
|
|
471 |
return (Map.Entry<Byte, SSLConsumer>[])(new Map.Entry[0]); |
|
472 |
} |
|
473 |
||
474 |
if (handshakeContext.sslConfig.isClientMode) {
|
|
475 |
switch (this) {
|
|
476 |
case RSA_EXPORT: |
|
477 |
return (Map.Entry<Byte, |
|
478 |
SSLConsumer>[])(new Map.Entry[] {
|
|
479 |
new SimpleImmutableEntry<>( |
|
480 |
SSLHandshake.SERVER_KEY_EXCHANGE.id, |
|
481 |
RSAServerKeyExchange.rsaHandshakeConsumer |
|
482 |
) |
|
483 |
}); |
|
484 |
||
485 |
case DHE: |
|
486 |
case DHE_EXPORT: |
|
487 |
return (Map.Entry<Byte, |
|
488 |
SSLConsumer>[])(new Map.Entry[] {
|
|
489 |
new SimpleImmutableEntry<>( |
|
490 |
SSLHandshake.SERVER_KEY_EXCHANGE.id, |
|
491 |
DHServerKeyExchange.dhHandshakeConsumer |
|
492 |
) |
|
493 |
}); |
|
494 |
||
495 |
case ECDHE: |
|
496 |
return (Map.Entry<Byte, |
|
497 |
SSLConsumer>[])(new Map.Entry[] {
|
|
498 |
new SimpleImmutableEntry<>( |
|
499 |
SSLHandshake.SERVER_KEY_EXCHANGE.id, |
|
500 |
ECDHServerKeyExchange.ecdheHandshakeConsumer |
|
501 |
) |
|
502 |
}); |
|
503 |
} |
|
504 |
} else {
|
|
505 |
switch (this) {
|
|
506 |
case RSA: |
|
507 |
case RSA_EXPORT: |
|
508 |
return (Map.Entry<Byte, |
|
509 |
SSLConsumer>[])(new Map.Entry[] {
|
|
510 |
new SimpleImmutableEntry<>( |
|
511 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
512 |
RSAClientKeyExchange.rsaHandshakeConsumer |
|
513 |
) |
|
514 |
}); |
|
515 |
||
516 |
case DHE: |
|
517 |
case DHE_EXPORT: |
|
518 |
return (Map.Entry<Byte, |
|
519 |
SSLConsumer>[])(new Map.Entry[] {
|
|
520 |
new SimpleImmutableEntry<>( |
|
521 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
522 |
DHClientKeyExchange.dhHandshakeConsumer |
|
523 |
) |
|
524 |
}); |
|
|
30905
bba6fefdd660
8038089: TLS optional support for Kerberos cipher suites needs to be re-examine
weijun
parents:
diff
changeset
|
525 |
|
| 50768 | 526 |
case ECDH: |
527 |
return (Map.Entry<Byte, |
|
528 |
SSLConsumer>[])(new Map.Entry[] {
|
|
529 |
new SimpleImmutableEntry<>( |
|
530 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
531 |
ECDHClientKeyExchange.ecdhHandshakeConsumer |
|
532 |
) |
|
533 |
}); |
|
534 |
||
535 |
case ECDHE: |
|
536 |
return (Map.Entry<Byte, |
|
537 |
SSLConsumer>[])(new Map.Entry[] {
|
|
538 |
new SimpleImmutableEntry<>( |
|
539 |
SSLHandshake.CLIENT_KEY_EXCHANGE.id, |
|
540 |
ECDHClientKeyExchange.ecdheHandshakeConsumer |
|
541 |
) |
|
542 |
}); |
|
543 |
} |
|
544 |
} |
|
545 |
||
546 |
return (Map.Entry<Byte, SSLConsumer>[])(new Map.Entry[0]); |
|
547 |
} |
|
548 |
} |
|
549 |
||
550 |
private static final class T13KeyAgreement implements SSLKeyAgreement {
|
|
551 |
private final NamedGroup namedGroup; |
|
552 |
static final Map<NamedGroup, T13KeyAgreement> |
|
553 |
supportedKeyShares = new HashMap<>(); |
|
|
30905
bba6fefdd660
8038089: TLS optional support for Kerberos cipher suites needs to be re-examine
weijun
parents:
diff
changeset
|
554 |
|
| 50768 | 555 |
static {
|
556 |
for (NamedGroup namedGroup : |
|
557 |
SupportedGroups.supportedNamedGroups) {
|
|
558 |
supportedKeyShares.put( |
|
559 |
namedGroup, new T13KeyAgreement(namedGroup)); |
|
560 |
} |
|
561 |
} |
|
562 |
||
563 |
private T13KeyAgreement(NamedGroup namedGroup) {
|
|
564 |
this.namedGroup = namedGroup; |
|
565 |
} |
|
566 |
||
567 |
static T13KeyAgreement valueOf(NamedGroup namedGroup) {
|
|
568 |
return supportedKeyShares.get(namedGroup); |
|
569 |
} |
|
570 |
||
571 |
@Override |
|
572 |
public SSLPossession createPossession(HandshakeContext hc) {
|
|
573 |
if (namedGroup.type == NamedGroupType.NAMED_GROUP_ECDHE) {
|
|
574 |
return new ECDHEPossession( |
|
575 |
namedGroup, hc.sslContext.getSecureRandom()); |
|
576 |
} else if (namedGroup.type == NamedGroupType.NAMED_GROUP_FFDHE) {
|
|
577 |
return new DHEPossession( |
|
578 |
namedGroup, hc.sslContext.getSecureRandom()); |
|
579 |
} |
|
580 |
||
581 |
return null; |
|
582 |
} |
|
583 |
||
584 |
@Override |
|
585 |
public SSLKeyDerivation createKeyDerivation( |
|
586 |
HandshakeContext hc) throws IOException {
|
|
587 |
if (namedGroup.type == NamedGroupType.NAMED_GROUP_ECDHE) {
|
|
588 |
return ECDHKeyExchange.ecdheKAGenerator.createKeyDerivation(hc); |
|
589 |
} else if (namedGroup.type == NamedGroupType.NAMED_GROUP_FFDHE) {
|
|
590 |
return DHKeyExchange.kaGenerator.createKeyDerivation(hc); |
|
591 |
} |
|
592 |
||
593 |
return null; |
|
594 |
} |
|
595 |
} |
|
|
30905
bba6fefdd660
8038089: TLS optional support for Kerberos cipher suites needs to be re-examine
weijun
parents:
diff
changeset
|
596 |
} |