author | ohair |
Wed, 06 Apr 2011 22:06:11 -0700 | |
changeset 9035 | 1255eb81cc2f |
parent 7990 | 57019dc81b66 |
child 14664 | e71aa0962e70 |
permissions | -rw-r--r-- |
7043 | 1 |
/* |
9035
1255eb81cc2f
7033660: Update copyright year to 2011 on any files changed in 2011
ohair
parents:
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diff
changeset
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* Copyright (c) 2010, 2011, 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.security.AlgorithmConstraints; |
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import java.security.CryptoPrimitive; |
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import java.security.AlgorithmParameters; |
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import javax.net.ssl.*; |
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import java.security.Key; |
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import java.util.Set; |
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import java.util.HashSet; |
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import sun.security.util.DisabledAlgorithmConstraints; |
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import sun.security.ssl.CipherSuite.*; |
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/** |
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* Algorithm constraints for disabled algorithms property |
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* |
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* See the "jdk.certpath.disabledAlgorithms" specification in java.security |
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* for the syntax of the disabled algorithm string. |
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*/ |
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final class SSLAlgorithmConstraints implements AlgorithmConstraints { |
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private final static AlgorithmConstraints tlsDisabledAlgConstraints = |
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new TLSDisabledAlgConstraints(); |
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private final static AlgorithmConstraints x509DisabledAlgConstraints = |
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new X509DisabledAlgConstraints(); |
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private AlgorithmConstraints userAlgConstraints = null; |
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private AlgorithmConstraints peerAlgConstraints = null; |
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private boolean enabledX509DisabledAlgConstraints = true; |
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SSLAlgorithmConstraints(AlgorithmConstraints algorithmConstraints) { |
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userAlgConstraints = algorithmConstraints; |
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} |
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SSLAlgorithmConstraints(SSLSocket socket, |
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boolean withDefaultCertPathConstraints) { |
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if (socket != null) { |
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userAlgConstraints = |
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socket.getSSLParameters().getAlgorithmConstraints(); |
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} |
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if (!withDefaultCertPathConstraints) { |
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enabledX509DisabledAlgConstraints = false; |
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} |
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} |
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SSLAlgorithmConstraints(SSLEngine engine, |
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boolean withDefaultCertPathConstraints) { |
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if (engine != null) { |
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userAlgConstraints = |
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engine.getSSLParameters().getAlgorithmConstraints(); |
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} |
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if (!withDefaultCertPathConstraints) { |
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enabledX509DisabledAlgConstraints = false; |
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} |
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} |
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SSLAlgorithmConstraints(SSLSocket socket, String[] supportedAlgorithms, |
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boolean withDefaultCertPathConstraints) { |
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if (socket != null) { |
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userAlgConstraints = |
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socket.getSSLParameters().getAlgorithmConstraints(); |
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peerAlgConstraints = |
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new SupportedSignatureAlgorithmConstraints(supportedAlgorithms); |
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} |
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if (!withDefaultCertPathConstraints) { |
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enabledX509DisabledAlgConstraints = false; |
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} |
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} |
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SSLAlgorithmConstraints(SSLEngine engine, String[] supportedAlgorithms, |
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boolean withDefaultCertPathConstraints) { |
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if (engine != null) { |
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userAlgConstraints = |
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engine.getSSLParameters().getAlgorithmConstraints(); |
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peerAlgConstraints = |
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new SupportedSignatureAlgorithmConstraints(supportedAlgorithms); |
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} |
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if (!withDefaultCertPathConstraints) { |
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enabledX509DisabledAlgConstraints = false; |
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} |
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} |
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public boolean permits(Set<CryptoPrimitive> primitives, |
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String algorithm, AlgorithmParameters parameters) { |
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boolean permitted = true; |
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if (peerAlgConstraints != null) { |
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permitted = peerAlgConstraints.permits( |
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primitives, algorithm, parameters); |
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} |
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if (permitted && userAlgConstraints != null) { |
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permitted = userAlgConstraints.permits( |
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primitives, algorithm, parameters); |
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} |
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if (permitted) { |
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permitted = tlsDisabledAlgConstraints.permits( |
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primitives, algorithm, parameters); |
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} |
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if (permitted && enabledX509DisabledAlgConstraints) { |
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permitted = x509DisabledAlgConstraints.permits( |
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primitives, algorithm, parameters); |
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} |
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return permitted; |
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} |
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public boolean permits(Set<CryptoPrimitive> primitives, Key key) { |
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boolean permitted = true; |
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if (peerAlgConstraints != null) { |
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permitted = peerAlgConstraints.permits(primitives, key); |
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} |
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if (permitted && userAlgConstraints != null) { |
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permitted = userAlgConstraints.permits(primitives, key); |
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} |
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if (permitted) { |
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permitted = tlsDisabledAlgConstraints.permits(primitives, key); |
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} |
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if (permitted && enabledX509DisabledAlgConstraints) { |
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permitted = x509DisabledAlgConstraints.permits(primitives, key); |
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} |
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return permitted; |
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} |
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public boolean permits(Set<CryptoPrimitive> primitives, |
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String algorithm, Key key, AlgorithmParameters parameters) { |
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boolean permitted = true; |
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if (peerAlgConstraints != null) { |
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permitted = peerAlgConstraints.permits( |
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primitives, algorithm, key, parameters); |
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} |
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if (permitted && userAlgConstraints != null) { |
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permitted = userAlgConstraints.permits( |
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primitives, algorithm, key, parameters); |
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} |
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if (permitted) { |
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permitted = tlsDisabledAlgConstraints.permits( |
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primitives, algorithm, key, parameters); |
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} |
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if (permitted && enabledX509DisabledAlgConstraints) { |
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permitted = x509DisabledAlgConstraints.permits( |
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primitives, algorithm, key, parameters); |
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} |
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return permitted; |
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} |
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static private class SupportedSignatureAlgorithmConstraints |
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implements AlgorithmConstraints { |
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// supported signature algorithms |
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private String[] supportedAlgorithms; |
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SupportedSignatureAlgorithmConstraints(String[] supportedAlgorithms) { |
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if (supportedAlgorithms != null) { |
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this.supportedAlgorithms = supportedAlgorithms.clone(); |
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} else { |
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this.supportedAlgorithms = null; |
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} |
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} |
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public boolean permits(Set<CryptoPrimitive> primitives, |
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String algorithm, AlgorithmParameters parameters) { |
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if (algorithm == null || algorithm.length() == 0) { |
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throw new IllegalArgumentException( |
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"No algorithm name specified"); |
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} |
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if (primitives == null || primitives.isEmpty()) { |
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throw new IllegalArgumentException( |
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"No cryptographic primitive specified"); |
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} |
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if (supportedAlgorithms == null || |
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supportedAlgorithms.length == 0) { |
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return false; |
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} |
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// trim the MGF part: <digest>with<encryption>and<mgf> |
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int position = algorithm.indexOf("and"); |
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if (position > 0) { |
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algorithm = algorithm.substring(0, position); |
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} |
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for (String supportedAlgorithm : supportedAlgorithms) { |
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if (algorithm.equalsIgnoreCase(supportedAlgorithm)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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final public boolean permits(Set<CryptoPrimitive> primitives, Key key) { |
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return true; |
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} |
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final public boolean permits(Set<CryptoPrimitive> primitives, |
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String algorithm, Key key, AlgorithmParameters parameters) { |
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if (algorithm == null || algorithm.length() == 0) { |
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throw new IllegalArgumentException( |
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"No algorithm name specified"); |
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} |
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return permits(primitives, algorithm, parameters); |
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} |
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} |
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static private class BasicDisabledAlgConstraints |
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extends DisabledAlgorithmConstraints { |
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BasicDisabledAlgConstraints(String propertyName) { |
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super(propertyName); |
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} |
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protected Set<String> decomposes(KeyExchange keyExchange, |
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boolean forCertPathOnly) { |
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7990 | 264 |
Set<String> components = new HashSet<>(); |
7043 | 265 |
switch (keyExchange) { |
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case K_NULL: |
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if (!forCertPathOnly) { |
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components.add("NULL"); |
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} |
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break; |
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case K_RSA: |
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components.add("RSA"); |
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break; |
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case K_RSA_EXPORT: |
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components.add("RSA"); |
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components.add("RSA_EXPORT"); |
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break; |
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case K_DH_RSA: |
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components.add("RSA"); |
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components.add("DH"); |
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components.add("DiffieHellman"); |
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components.add("DH_RSA"); |
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break; |
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case K_DH_DSS: |
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components.add("DSA"); |
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components.add("DSS"); |
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components.add("DH"); |
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components.add("DiffieHellman"); |
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components.add("DH_DSS"); |
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break; |
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case K_DHE_DSS: |
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components.add("DSA"); |
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components.add("DSS"); |
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components.add("DH"); |
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components.add("DHE"); |
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components.add("DiffieHellman"); |
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components.add("DHE_DSS"); |
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break; |
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case K_DHE_RSA: |
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components.add("RSA"); |
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components.add("DH"); |
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components.add("DHE"); |
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components.add("DiffieHellman"); |
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components.add("DHE_RSA"); |
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break; |
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case K_DH_ANON: |
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if (!forCertPathOnly) { |
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components.add("ANON"); |
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components.add("DH"); |
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components.add("DiffieHellman"); |
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311 |
components.add("DH_ANON"); |
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} |
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break; |
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case K_ECDH_ECDSA: |
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components.add("ECDH"); |
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316 |
components.add("ECDSA"); |
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317 |
components.add("ECDH_ECDSA"); |
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break; |
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case K_ECDH_RSA: |
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components.add("ECDH"); |
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components.add("RSA"); |
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components.add("ECDH_RSA"); |
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break; |
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case K_ECDHE_ECDSA: |
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components.add("ECDHE"); |
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326 |
components.add("ECDSA"); |
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327 |
components.add("ECDHE_ECDSA"); |
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break; |
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case K_ECDHE_RSA: |
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330 |
components.add("ECDHE"); |
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331 |
components.add("RSA"); |
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components.add("ECDHE_RSA"); |
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break; |
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334 |
case K_ECDH_ANON: |
|
335 |
if (!forCertPathOnly) { |
|
336 |
components.add("ECDH"); |
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337 |
components.add("ANON"); |
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338 |
components.add("ECDH_ANON"); |
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339 |
} |
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340 |
break; |
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341 |
case K_KRB5: |
|
342 |
if (!forCertPathOnly) { |
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343 |
components.add("KRB5"); |
|
344 |
} |
|
345 |
break; |
|
346 |
case K_KRB5_EXPORT: |
|
347 |
if (!forCertPathOnly) { |
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348 |
components.add("KRB5_EXPORT"); |
|
349 |
} |
|
350 |
break; |
|
351 |
default: |
|
352 |
// ignore |
|
353 |
} |
|
354 |
||
355 |
return components; |
|
356 |
} |
|
357 |
||
358 |
protected Set<String> decomposes(BulkCipher bulkCipher) { |
|
7990 | 359 |
Set<String> components = new HashSet<>(); |
7043 | 360 |
|
361 |
if (bulkCipher.transformation != null) { |
|
362 |
components.addAll(super.decomposes(bulkCipher.transformation)); |
|
363 |
} |
|
364 |
||
365 |
return components; |
|
366 |
} |
|
367 |
||
368 |
protected Set<String> decomposes(MacAlg macAlg) { |
|
7990 | 369 |
Set<String> components = new HashSet<>(); |
7043 | 370 |
|
371 |
if (macAlg == CipherSuite.M_MD5) { |
|
372 |
components.add("MD5"); |
|
373 |
components.add("HmacMD5"); |
|
374 |
} else if (macAlg == CipherSuite.M_SHA) { |
|
375 |
components.add("SHA1"); |
|
376 |
components.add("SHA-1"); |
|
377 |
components.add("HmacSHA1"); |
|
378 |
} else if (macAlg == CipherSuite.M_SHA256) { |
|
379 |
components.add("SHA256"); |
|
380 |
components.add("SHA-256"); |
|
381 |
components.add("HmacSHA256"); |
|
382 |
} else if (macAlg == CipherSuite.M_SHA384) { |
|
383 |
components.add("SHA384"); |
|
384 |
components.add("SHA-384"); |
|
385 |
components.add("HmacSHA384"); |
|
386 |
} |
|
387 |
||
388 |
return components; |
|
389 |
} |
|
390 |
} |
|
391 |
||
392 |
static private class TLSDisabledAlgConstraints |
|
393 |
extends BasicDisabledAlgConstraints { |
|
394 |
||
395 |
TLSDisabledAlgConstraints() { |
|
396 |
super(DisabledAlgorithmConstraints.PROPERTY_TLS_DISABLED_ALGS); |
|
397 |
} |
|
398 |
||
399 |
@Override |
|
400 |
protected Set<String> decomposes(String algorithm) { |
|
401 |
if (algorithm.startsWith("SSL_") || algorithm.startsWith("TLS_")) { |
|
402 |
CipherSuite cipherSuite = null; |
|
403 |
try { |
|
404 |
cipherSuite = CipherSuite.valueOf(algorithm); |
|
405 |
} catch (IllegalArgumentException iae) { |
|
406 |
// ignore: unknown or unsupported ciphersuite |
|
407 |
} |
|
408 |
||
409 |
if (cipherSuite != null) { |
|
7990 | 410 |
Set<String> components = new HashSet<>(); |
7043 | 411 |
|
412 |
if(cipherSuite.keyExchange != null) { |
|
413 |
components.addAll( |
|
414 |
decomposes(cipherSuite.keyExchange, false)); |
|
415 |
} |
|
416 |
||
417 |
if (cipherSuite.cipher != null) { |
|
418 |
components.addAll(decomposes(cipherSuite.cipher)); |
|
419 |
} |
|
420 |
||
421 |
if (cipherSuite.macAlg != null) { |
|
422 |
components.addAll(decomposes(cipherSuite.macAlg)); |
|
423 |
} |
|
424 |
||
425 |
return components; |
|
426 |
} |
|
427 |
} |
|
428 |
||
429 |
return super.decomposes(algorithm); |
|
430 |
} |
|
431 |
} |
|
432 |
||
433 |
static private class X509DisabledAlgConstraints |
|
434 |
extends BasicDisabledAlgConstraints { |
|
435 |
||
436 |
X509DisabledAlgConstraints() { |
|
437 |
super(DisabledAlgorithmConstraints.PROPERTY_CERTPATH_DISABLED_ALGS); |
|
438 |
} |
|
439 |
||
440 |
@Override |
|
441 |
protected Set<String> decomposes(String algorithm) { |
|
442 |
if (algorithm.startsWith("SSL_") || algorithm.startsWith("TLS_")) { |
|
443 |
CipherSuite cipherSuite = null; |
|
444 |
try { |
|
445 |
cipherSuite = CipherSuite.valueOf(algorithm); |
|
446 |
} catch (IllegalArgumentException iae) { |
|
447 |
// ignore: unknown or unsupported ciphersuite |
|
448 |
} |
|
449 |
||
450 |
if (cipherSuite != null) { |
|
7990 | 451 |
Set<String> components = new HashSet<>(); |
7043 | 452 |
|
453 |
if(cipherSuite.keyExchange != null) { |
|
454 |
components.addAll( |
|
455 |
decomposes(cipherSuite.keyExchange, true)); |
|
456 |
} |
|
457 |
||
458 |
// Certification path algorithm constraints do not apply |
|
459 |
// to cipherSuite.cipher and cipherSuite.macAlg. |
|
460 |
||
461 |
return components; |
|
462 |
} |
|
463 |
} |
|
464 |
||
465 |
return super.decomposes(algorithm); |
|
466 |
} |
|
467 |
} |
|
468 |
} |
|
469 |