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jeremybenn |
/* ClientHandshake.java --
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Copyright (C) 2006 Free Software Foundation, Inc.
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This file is a part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at
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your option) any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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USA
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.javax.net.ssl.provider;
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import static gnu.javax.net.ssl.provider.ClientHandshake.State.*;
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import static gnu.javax.net.ssl.provider.KeyExchangeAlgorithm.*;
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import gnu.classpath.debug.Component;
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import gnu.java.security.action.GetSecurityPropertyAction;
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import gnu.javax.crypto.key.dh.GnuDHPublicKey;
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import gnu.javax.net.ssl.AbstractSessionContext;
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import gnu.javax.net.ssl.Session;
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import gnu.javax.net.ssl.provider.Alert.Description;
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import gnu.javax.net.ssl.provider.Alert.Level;
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import gnu.javax.net.ssl.provider.CertificateRequest.ClientCertificateType;
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import gnu.javax.net.ssl.provider.ServerNameList.NameType;
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import gnu.javax.net.ssl.provider.ServerNameList.ServerName;
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import java.nio.ByteBuffer;
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import java.security.AccessController;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.InvalidKeyException;
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import java.security.KeyPair;
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import java.security.KeyPairGenerator;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.security.PrivateKey;
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import java.security.SignatureException;
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import java.security.cert.CertificateException;
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import java.security.cert.X509Certificate;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.zip.Deflater;
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import java.util.zip.Inflater;
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import javax.crypto.BadPaddingException;
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import javax.crypto.Cipher;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.interfaces.DHPrivateKey;
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import javax.crypto.interfaces.DHPublicKey;
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import javax.crypto.spec.DHParameterSpec;
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import javax.net.ssl.SSLException;
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import javax.net.ssl.SSLPeerUnverifiedException;
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import javax.net.ssl.X509ExtendedKeyManager;
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import javax.net.ssl.SSLEngineResult.HandshakeStatus;
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import javax.security.auth.x500.X500Principal;
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/**
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* @author Casey Marshall (csm@gnu.org)
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*/
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public class ClientHandshake extends AbstractHandshake
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{
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static enum State
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{
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WRITE_CLIENT_HELLO (false, true),
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READ_SERVER_HELLO (true, false),
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READ_CERTIFICATE (true, false),
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READ_SERVER_KEY_EXCHANGE (true, false),
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READ_CERTIFICATE_REQUEST (true, false),
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READ_SERVER_HELLO_DONE (true, false),
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WRITE_CERTIFICATE (false, true),
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WRITE_CLIENT_KEY_EXCHANGE (false, true),
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WRITE_CERTIFICATE_VERIFY (false, true),
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WRITE_FINISHED (false, true),
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READ_FINISHED (true, false),
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DONE (false, false);
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private final boolean isWriteState;
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private final boolean isReadState;
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private State(boolean isReadState, boolean isWriteState)
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{
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this.isReadState = isReadState;
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this.isWriteState = isWriteState;
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}
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boolean isReadState()
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{
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return isReadState;
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}
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boolean isWriteState()
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{
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return isWriteState;
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}
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}
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private State state;
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private ByteBuffer outBuffer;
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private boolean continuedSession;
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private SessionImpl continued;
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private KeyPair dhPair;
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private String keyAlias;
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private PrivateKey privateKey;
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private MaxFragmentLength maxFragmentLengthSent;
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private boolean truncatedHMacSent;
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private ProtocolVersion sentVersion;
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// Delegated tasks.
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private CertVerifier certVerifier;
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private ParamsVerifier paramsVerifier;
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private DelegatedTask keyExchange;
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private CertLoader certLoader;
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private GenCertVerify genCertVerify;
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public ClientHandshake(SSLEngineImpl engine) throws NoSuchAlgorithmException
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{
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super(engine);
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state = WRITE_CLIENT_HELLO;
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continuedSession = false;
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}
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/* (non-Javadoc)
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* @see gnu.javax.net.ssl.provider.AbstractHandshake#implHandleInput()
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*/
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@Override protected HandshakeStatus implHandleInput() throws SSLException
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{
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if (state == DONE)
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return HandshakeStatus.FINISHED;
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if (state.isWriteState()
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|| (outBuffer != null && outBuffer.hasRemaining()))
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return HandshakeStatus.NEED_WRAP;
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// Copy the current buffer, and prepare it for reading.
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ByteBuffer buffer = handshakeBuffer.duplicate ();
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buffer.flip();
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buffer.position(handshakeOffset);
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Handshake handshake = new Handshake(buffer.slice(),
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engine.session().suite,
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engine.session().version);
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if (Debug.DEBUG)
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logger.logv(Component.SSL_HANDSHAKE, "processing in state {0}:\n{1}",
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state, handshake);
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switch (state)
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{
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// Server Hello.
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case READ_SERVER_HELLO:
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{
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if (handshake.type() != Handshake.Type.SERVER_HELLO)
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throw new AlertException(new Alert(Alert.Level.FATAL,
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Alert.Description.UNEXPECTED_MESSAGE));
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ServerHello hello = (ServerHello) handshake.body();
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serverRandom = hello.random().copy();
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engine.session().suite = hello.cipherSuite();
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engine.session().version = hello.version();
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compression = hello.compressionMethod();
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Session.ID serverId = new Session.ID(hello.sessionId());
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if (continued != null
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&& continued.id().equals(serverId))
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{
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continuedSession = true;
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engine.setSession(continued);
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}
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else if (engine.getEnableSessionCreation())
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{
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((AbstractSessionContext) engine.contextImpl
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.engineGetClientSessionContext()).put(engine.session());
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}
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ExtensionList extensions = hello.extensions();
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if (extensions != null)
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{
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for (Extension extension : extensions)
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{
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Extension.Type type = extension.type();
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if (type == null)
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continue;
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switch (type)
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{
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case MAX_FRAGMENT_LENGTH:
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MaxFragmentLength mfl
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= (MaxFragmentLength) extension.value();
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if (maxFragmentLengthSent == mfl)
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engine.session().setApplicationBufferSize(mfl.maxLength());
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break;
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case TRUNCATED_HMAC:
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if (truncatedHMacSent)
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engine.session().setTruncatedMac(true);
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break;
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}
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}
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}
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KeyExchangeAlgorithm kex = engine.session().suite.keyExchangeAlgorithm();
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if (continuedSession)
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{
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byte[][] keys = generateKeys(clientRandom, serverRandom,
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engine.session());
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setupSecurityParameters(keys, true, engine, compression);
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state = READ_FINISHED;
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}
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else if (kex == RSA || kex == DH_DSS || kex == DH_RSA
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|| kex == DHE_DSS || kex == DHE_RSA || kex == RSA_PSK)
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state = READ_CERTIFICATE;
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else if (kex == DH_anon || kex == PSK || kex == DHE_PSK)
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state = READ_SERVER_KEY_EXCHANGE;
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else
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state = READ_CERTIFICATE_REQUEST;
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}
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break;
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// Server Certificate.
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case READ_CERTIFICATE:
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{
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if (handshake.type() != Handshake.Type.CERTIFICATE)
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{
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// We need a certificate for non-anonymous suites.
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if (engine.session().suite.signatureAlgorithm() != SignatureAlgorithm.ANONYMOUS)
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throw new AlertException(new Alert(Level.FATAL,
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Description.UNEXPECTED_MESSAGE));
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state = READ_SERVER_KEY_EXCHANGE;
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}
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Certificate cert = (Certificate) handshake.body();
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X509Certificate[] chain = null;
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try
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{
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chain = cert.certificates().toArray(new X509Certificate[0]);
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}
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catch (CertificateException ce)
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{
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throw new AlertException(new Alert(Level.FATAL,
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Description.BAD_CERTIFICATE),
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ce);
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}
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catch (NoSuchAlgorithmException nsae)
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{
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throw new AlertException(new Alert(Level.FATAL,
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Description.UNSUPPORTED_CERTIFICATE),
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nsae);
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}
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engine.session().setPeerCertificates(chain);
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certVerifier = new CertVerifier(true, chain);
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tasks.add(certVerifier);
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// If we are doing an RSA key exchange, generate our parameters.
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KeyExchangeAlgorithm kea = engine.session().suite.keyExchangeAlgorithm();
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if (kea == RSA || kea == RSA_PSK)
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{
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keyExchange = new RSAGen(kea == RSA);
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tasks.add(keyExchange);
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if (kea == RSA)
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state = READ_CERTIFICATE_REQUEST;
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else
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state = READ_SERVER_KEY_EXCHANGE;
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}
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else
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state = READ_SERVER_KEY_EXCHANGE;
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}
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break;
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293 |
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294 |
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// Server Key Exchange.
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case READ_SERVER_KEY_EXCHANGE:
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{
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297 |
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CipherSuite s = engine.session().suite;
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298 |
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KeyExchangeAlgorithm kexalg = s.keyExchangeAlgorithm();
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// XXX also SRP.
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if (kexalg != DHE_DSS && kexalg != DHE_RSA && kexalg != DH_anon
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301 |
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&& kexalg != DHE_PSK && kexalg != PSK && kexalg != RSA_PSK)
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throw new AlertException(new Alert(Level.FATAL,
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Description.UNEXPECTED_MESSAGE));
|
304 |
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|
305 |
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if (handshake.type() != Handshake.Type.SERVER_KEY_EXCHANGE)
|
306 |
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{
|
307 |
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if (kexalg != RSA_PSK && kexalg != PSK)
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308 |
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throw new AlertException(new Alert(Level.FATAL,
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309 |
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Description.UNEXPECTED_MESSAGE));
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310 |
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state = READ_CERTIFICATE_REQUEST;
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311 |
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return HandshakeStatus.NEED_UNWRAP;
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312 |
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}
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313 |
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|
314 |
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ServerKeyExchange skex = (ServerKeyExchange) handshake.body();
|
315 |
|
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ByteBuffer paramsBuffer = null;
|
316 |
|
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if (kexalg == DHE_DSS || kexalg == DHE_RSA || kexalg == DH_anon)
|
317 |
|
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{
|
318 |
|
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ServerDHParams dhParams = (ServerDHParams) skex.params();
|
319 |
|
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ByteBuffer b = dhParams.buffer();
|
320 |
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paramsBuffer = ByteBuffer.allocate(b.remaining());
|
321 |
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paramsBuffer.put(b);
|
322 |
|
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}
|
323 |
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|
324 |
|
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if (s.signatureAlgorithm() != SignatureAlgorithm.ANONYMOUS)
|
325 |
|
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{
|
326 |
|
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byte[] signature = skex.signature().signature();
|
327 |
|
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paramsVerifier = new ParamsVerifier(paramsBuffer, signature);
|
328 |
|
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tasks.add(paramsVerifier);
|
329 |
|
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}
|
330 |
|
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|
331 |
|
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if (kexalg == DHE_DSS || kexalg == DHE_RSA || kexalg == DH_anon)
|
332 |
|
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{
|
333 |
|
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ServerDHParams dhParams = (ServerDHParams) skex.params();
|
334 |
|
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DHPublicKey serverKey = new GnuDHPublicKey(null,
|
335 |
|
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dhParams.p(),
|
336 |
|
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dhParams.g(),
|
337 |
|
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dhParams.y());
|
338 |
|
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DHParameterSpec params = new DHParameterSpec(dhParams.p(),
|
339 |
|
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dhParams.g());
|
340 |
|
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keyExchange = new ClientDHGen(serverKey, params, true);
|
341 |
|
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tasks.add(keyExchange);
|
342 |
|
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}
|
343 |
|
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if (kexalg == DHE_PSK)
|
344 |
|
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{
|
345 |
|
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ServerDHE_PSKParameters pskParams = (ServerDHE_PSKParameters)
|
346 |
|
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skex.params();
|
347 |
|
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ServerDHParams dhParams = pskParams.params();
|
348 |
|
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DHPublicKey serverKey = new GnuDHPublicKey(null,
|
349 |
|
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dhParams.p(),
|
350 |
|
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dhParams.g(),
|
351 |
|
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dhParams.y());
|
352 |
|
|
DHParameterSpec params = new DHParameterSpec(dhParams.p(),
|
353 |
|
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dhParams.g());
|
354 |
|
|
keyExchange = new ClientDHGen(serverKey, params, false);
|
355 |
|
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tasks.add(keyExchange);
|
356 |
|
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}
|
357 |
|
|
state = READ_CERTIFICATE_REQUEST;
|
358 |
|
|
}
|
359 |
|
|
break;
|
360 |
|
|
|
361 |
|
|
// Certificate Request.
|
362 |
|
|
case READ_CERTIFICATE_REQUEST:
|
363 |
|
|
{
|
364 |
|
|
if (handshake.type() != Handshake.Type.CERTIFICATE_REQUEST)
|
365 |
|
|
{
|
366 |
|
|
state = READ_SERVER_HELLO_DONE;
|
367 |
|
|
return HandshakeStatus.NEED_UNWRAP;
|
368 |
|
|
}
|
369 |
|
|
|
370 |
|
|
CertificateRequest req = (CertificateRequest) handshake.body();
|
371 |
|
|
ClientCertificateTypeList types = req.types();
|
372 |
|
|
LinkedList<String> typeList = new LinkedList<String>();
|
373 |
|
|
for (ClientCertificateType t : types)
|
374 |
|
|
typeList.add(t.name());
|
375 |
|
|
|
376 |
|
|
X500PrincipalList issuers = req.authorities();
|
377 |
|
|
LinkedList<X500Principal> issuerList = new LinkedList<X500Principal>();
|
378 |
|
|
for (X500Principal p : issuers)
|
379 |
|
|
issuerList.add(p);
|
380 |
|
|
|
381 |
|
|
certLoader = new CertLoader(typeList, issuerList);
|
382 |
|
|
tasks.add(certLoader);
|
383 |
|
|
}
|
384 |
|
|
break;
|
385 |
|
|
|
386 |
|
|
// Server Hello Done.
|
387 |
|
|
case READ_SERVER_HELLO_DONE:
|
388 |
|
|
{
|
389 |
|
|
if (handshake.type() != Handshake.Type.SERVER_HELLO_DONE)
|
390 |
|
|
throw new AlertException(new Alert(Level.FATAL,
|
391 |
|
|
Description.UNEXPECTED_MESSAGE));
|
392 |
|
|
state = WRITE_CERTIFICATE;
|
393 |
|
|
}
|
394 |
|
|
break;
|
395 |
|
|
|
396 |
|
|
// Finished.
|
397 |
|
|
case READ_FINISHED:
|
398 |
|
|
{
|
399 |
|
|
if (handshake.type() != Handshake.Type.FINISHED)
|
400 |
|
|
throw new AlertException(new Alert(Level.FATAL,
|
401 |
|
|
Description.UNEXPECTED_MESSAGE));
|
402 |
|
|
|
403 |
|
|
Finished serverFinished = (Finished) handshake.body();
|
404 |
|
|
MessageDigest md5copy = null;
|
405 |
|
|
MessageDigest shacopy = null;
|
406 |
|
|
try
|
407 |
|
|
{
|
408 |
|
|
md5copy = (MessageDigest) md5.clone();
|
409 |
|
|
shacopy = (MessageDigest) sha.clone();
|
410 |
|
|
}
|
411 |
|
|
catch (CloneNotSupportedException cnse)
|
412 |
|
|
{
|
413 |
|
|
// We're improperly configured to use a non-cloneable
|
414 |
|
|
// md5/sha-1, OR there's a runtime bug.
|
415 |
|
|
throw new SSLException(cnse);
|
416 |
|
|
}
|
417 |
|
|
Finished clientFinished =
|
418 |
|
|
new Finished(generateFinished(md5copy, shacopy,
|
419 |
|
|
false, engine.session()),
|
420 |
|
|
engine.session().version);
|
421 |
|
|
|
422 |
|
|
if (Debug.DEBUG)
|
423 |
|
|
logger.logv(Component.SSL_HANDSHAKE, "clientFinished: {0}",
|
424 |
|
|
clientFinished);
|
425 |
|
|
|
426 |
|
|
if (engine.session().version == ProtocolVersion.SSL_3)
|
427 |
|
|
{
|
428 |
|
|
if (!Arrays.equals(clientFinished.md5Hash(),
|
429 |
|
|
serverFinished.md5Hash())
|
430 |
|
|
|| !Arrays.equals(clientFinished.shaHash(),
|
431 |
|
|
serverFinished.shaHash()))
|
432 |
|
|
{
|
433 |
|
|
engine.session().invalidate();
|
434 |
|
|
throw new SSLException("session verify failed");
|
435 |
|
|
}
|
436 |
|
|
}
|
437 |
|
|
else
|
438 |
|
|
{
|
439 |
|
|
if (!Arrays.equals(clientFinished.verifyData(),
|
440 |
|
|
serverFinished.verifyData()))
|
441 |
|
|
{
|
442 |
|
|
engine.session().invalidate();
|
443 |
|
|
throw new SSLException("session verify failed");
|
444 |
|
|
}
|
445 |
|
|
}
|
446 |
|
|
|
447 |
|
|
if (continuedSession)
|
448 |
|
|
{
|
449 |
|
|
engine.changeCipherSpec();
|
450 |
|
|
state = WRITE_FINISHED;
|
451 |
|
|
}
|
452 |
|
|
else
|
453 |
|
|
state = DONE;
|
454 |
|
|
}
|
455 |
|
|
break;
|
456 |
|
|
|
457 |
|
|
default:
|
458 |
|
|
throw new IllegalStateException("invalid state: " + state);
|
459 |
|
|
}
|
460 |
|
|
|
461 |
|
|
handshakeOffset += handshake.length() + 4;
|
462 |
|
|
|
463 |
|
|
if (!tasks.isEmpty())
|
464 |
|
|
return HandshakeStatus.NEED_TASK;
|
465 |
|
|
if (state.isWriteState()
|
466 |
|
|
|| (outBuffer != null && outBuffer.hasRemaining()))
|
467 |
|
|
return HandshakeStatus.NEED_WRAP;
|
468 |
|
|
if (state.isReadState())
|
469 |
|
|
return HandshakeStatus.NEED_UNWRAP;
|
470 |
|
|
|
471 |
|
|
return HandshakeStatus.FINISHED;
|
472 |
|
|
}
|
473 |
|
|
|
474 |
|
|
/* (non-Javadoc)
|
475 |
|
|
* @see gnu.javax.net.ssl.provider.AbstractHandshake#implHandleOutput(java.nio.ByteBuffer)
|
476 |
|
|
*/
|
477 |
|
|
@Override protected HandshakeStatus implHandleOutput(ByteBuffer fragment)
|
478 |
|
|
throws SSLException
|
479 |
|
|
{
|
480 |
|
|
if (Debug.DEBUG)
|
481 |
|
|
logger.logv(Component.SSL_HANDSHAKE, "output to {0}; state:{1}; outBuffer:{2}",
|
482 |
|
|
fragment, state, outBuffer);
|
483 |
|
|
|
484 |
|
|
// Drain the output buffer, if it needs it.
|
485 |
|
|
if (outBuffer != null && outBuffer.hasRemaining())
|
486 |
|
|
{
|
487 |
|
|
int l = Math.min(fragment.remaining(), outBuffer.remaining());
|
488 |
|
|
fragment.put((ByteBuffer) outBuffer.duplicate().limit(outBuffer.position() + l));
|
489 |
|
|
outBuffer.position(outBuffer.position() + l);
|
490 |
|
|
}
|
491 |
|
|
|
492 |
|
|
if (!fragment.hasRemaining())
|
493 |
|
|
{
|
494 |
|
|
if (state.isWriteState() || outBuffer.hasRemaining())
|
495 |
|
|
return HandshakeStatus.NEED_WRAP;
|
496 |
|
|
else
|
497 |
|
|
return HandshakeStatus.NEED_UNWRAP;
|
498 |
|
|
}
|
499 |
|
|
|
500 |
|
|
outer_loop:
|
501 |
|
|
while (fragment.remaining() >= 4 && state.isWriteState())
|
502 |
|
|
{
|
503 |
|
|
if (Debug.DEBUG)
|
504 |
|
|
logger.logv(Component.SSL_HANDSHAKE, "loop state={0}", state);
|
505 |
|
|
|
506 |
|
|
switch (state)
|
507 |
|
|
{
|
508 |
|
|
case WRITE_CLIENT_HELLO:
|
509 |
|
|
{
|
510 |
|
|
ClientHelloBuilder hello = new ClientHelloBuilder();
|
511 |
|
|
AbstractSessionContext ctx = (AbstractSessionContext)
|
512 |
|
|
engine.contextImpl.engineGetClientSessionContext();
|
513 |
|
|
continued = (SessionImpl) ctx.getSession(engine.getPeerHost(),
|
514 |
|
|
engine.getPeerPort());
|
515 |
|
|
engine.session().setId(new Session.ID(new byte[0]));
|
516 |
|
|
Session.ID sid = engine.session().id();
|
517 |
|
|
// If we have a session that we may want to continue, send
|
518 |
|
|
// that ID.
|
519 |
|
|
if (continued != null)
|
520 |
|
|
sid = continued.id();
|
521 |
|
|
|
522 |
|
|
hello.setSessionId(sid.id());
|
523 |
|
|
sentVersion = chooseVersion();
|
524 |
|
|
hello.setVersion(sentVersion);
|
525 |
|
|
hello.setCipherSuites(getSuites());
|
526 |
|
|
hello.setCompressionMethods(getCompressionMethods());
|
527 |
|
|
Random r = hello.random();
|
528 |
|
|
r.setGmtUnixTime(Util.unixTime());
|
529 |
|
|
byte[] nonce = new byte[28];
|
530 |
|
|
engine.session().random().nextBytes(nonce);
|
531 |
|
|
r.setRandomBytes(nonce);
|
532 |
|
|
clientRandom = r.copy();
|
533 |
|
|
if (enableExtensions())
|
534 |
|
|
{
|
535 |
|
|
List<Extension> extensions = new LinkedList<Extension>();
|
536 |
|
|
MaxFragmentLength fraglen = maxFragmentLength();
|
537 |
|
|
if (fraglen != null)
|
538 |
|
|
{
|
539 |
|
|
extensions.add(new Extension(Extension.Type.MAX_FRAGMENT_LENGTH,
|
540 |
|
|
fraglen));
|
541 |
|
|
maxFragmentLengthSent = fraglen;
|
542 |
|
|
}
|
543 |
|
|
|
544 |
|
|
String host = engine.getPeerHost();
|
545 |
|
|
if (host != null)
|
546 |
|
|
{
|
547 |
|
|
ServerName name
|
548 |
|
|
= new ServerName(NameType.HOST_NAME, host);
|
549 |
|
|
ServerNameList names
|
550 |
|
|
= new ServerNameList(Collections.singletonList(name));
|
551 |
|
|
extensions.add(new Extension(Extension.Type.SERVER_NAME,
|
552 |
|
|
names));
|
553 |
|
|
}
|
554 |
|
|
|
555 |
|
|
if (truncatedHMac())
|
556 |
|
|
{
|
557 |
|
|
extensions.add(new Extension(Extension.Type.TRUNCATED_HMAC,
|
558 |
|
|
new TruncatedHMAC()));
|
559 |
|
|
truncatedHMacSent = true;
|
560 |
|
|
}
|
561 |
|
|
|
562 |
|
|
ExtensionList elist = new ExtensionList(extensions);
|
563 |
|
|
hello.setExtensions(elist.buffer());
|
564 |
|
|
}
|
565 |
|
|
else
|
566 |
|
|
hello.setDisableExtensions(true);
|
567 |
|
|
|
568 |
|
|
if (Debug.DEBUG)
|
569 |
|
|
logger.logv(Component.SSL_HANDSHAKE, "{0}", hello);
|
570 |
|
|
|
571 |
|
|
fragment.putInt((Handshake.Type.CLIENT_HELLO.getValue() << 24)
|
572 |
|
|
| (hello.length() & 0xFFFFFF));
|
573 |
|
|
outBuffer = hello.buffer();
|
574 |
|
|
int l = Math.min(fragment.remaining(), outBuffer.remaining());
|
575 |
|
|
fragment.put((ByteBuffer) outBuffer.duplicate()
|
576 |
|
|
.limit(outBuffer.position() + l));
|
577 |
|
|
outBuffer.position(outBuffer.position() + l);
|
578 |
|
|
|
579 |
|
|
state = READ_SERVER_HELLO;
|
580 |
|
|
}
|
581 |
|
|
break;
|
582 |
|
|
|
583 |
|
|
case WRITE_CERTIFICATE:
|
584 |
|
|
{
|
585 |
|
|
java.security.cert.Certificate[] chain
|
586 |
|
|
= engine.session().getLocalCertificates();
|
587 |
|
|
if (chain != null)
|
588 |
|
|
{
|
589 |
|
|
CertificateBuilder cert
|
590 |
|
|
= new CertificateBuilder(CertificateType.X509);
|
591 |
|
|
try
|
592 |
|
|
{
|
593 |
|
|
cert.setCertificates(Arrays.asList(chain));
|
594 |
|
|
}
|
595 |
|
|
catch (CertificateException ce)
|
596 |
|
|
{
|
597 |
|
|
throw new AlertException(new Alert(Level.FATAL,
|
598 |
|
|
Description.INTERNAL_ERROR),
|
599 |
|
|
ce);
|
600 |
|
|
}
|
601 |
|
|
|
602 |
|
|
outBuffer = cert.buffer();
|
603 |
|
|
|
604 |
|
|
fragment.putInt((Handshake.Type.CERTIFICATE.getValue() << 24)
|
605 |
|
|
| (cert.length() & 0xFFFFFF));
|
606 |
|
|
|
607 |
|
|
int l = Math.min(fragment.remaining(), outBuffer.remaining());
|
608 |
|
|
fragment.put((ByteBuffer) outBuffer.duplicate()
|
609 |
|
|
.limit(outBuffer.position() + l));
|
610 |
|
|
outBuffer.position(outBuffer.position() + l);
|
611 |
|
|
}
|
612 |
|
|
state = WRITE_CLIENT_KEY_EXCHANGE;
|
613 |
|
|
}
|
614 |
|
|
break;
|
615 |
|
|
|
616 |
|
|
case WRITE_CLIENT_KEY_EXCHANGE:
|
617 |
|
|
{
|
618 |
|
|
KeyExchangeAlgorithm kea = engine.session().suite.keyExchangeAlgorithm();
|
619 |
|
|
ClientKeyExchangeBuilder ckex
|
620 |
|
|
= new ClientKeyExchangeBuilder(engine.session().suite,
|
621 |
|
|
engine.session().version);
|
622 |
|
|
if (kea == DHE_DSS || kea == DHE_RSA || kea == DH_anon
|
623 |
|
|
|| kea == DH_DSS || kea == DH_RSA)
|
624 |
|
|
{
|
625 |
|
|
assert(dhPair != null);
|
626 |
|
|
DHPublicKey pubkey = (DHPublicKey) dhPair.getPublic();
|
627 |
|
|
ClientDiffieHellmanPublic pub
|
628 |
|
|
= new ClientDiffieHellmanPublic(pubkey.getY());
|
629 |
|
|
ckex.setExchangeKeys(pub.buffer());
|
630 |
|
|
}
|
631 |
|
|
if (kea == RSA || kea == RSA_PSK)
|
632 |
|
|
{
|
633 |
|
|
assert(keyExchange instanceof RSAGen);
|
634 |
|
|
assert(keyExchange.hasRun());
|
635 |
|
|
if (keyExchange.thrown() != null)
|
636 |
|
|
throw new AlertException(new Alert(Level.FATAL,
|
637 |
|
|
Description.HANDSHAKE_FAILURE),
|
638 |
|
|
keyExchange.thrown());
|
639 |
|
|
EncryptedPreMasterSecret epms
|
640 |
|
|
= new EncryptedPreMasterSecret(((RSAGen) keyExchange).encryptedSecret(),
|
641 |
|
|
engine.session().version);
|
642 |
|
|
if (kea == RSA)
|
643 |
|
|
ckex.setExchangeKeys(epms.buffer());
|
644 |
|
|
else
|
645 |
|
|
{
|
646 |
|
|
String identity = getPSKIdentity();
|
647 |
|
|
if (identity == null)
|
648 |
|
|
throw new SSLException("no pre-shared-key identity;"
|
649 |
|
|
+ " set the security property"
|
650 |
|
|
+ " \"jessie.client.psk.identity\"");
|
651 |
|
|
ClientRSA_PSKParameters params =
|
652 |
|
|
new ClientRSA_PSKParameters(identity, epms.buffer());
|
653 |
|
|
ckex.setExchangeKeys(params.buffer());
|
654 |
|
|
generatePSKSecret(identity, preMasterSecret, true);
|
655 |
|
|
}
|
656 |
|
|
}
|
657 |
|
|
if (kea == DHE_PSK)
|
658 |
|
|
{
|
659 |
|
|
assert(keyExchange instanceof ClientDHGen);
|
660 |
|
|
assert(dhPair != null);
|
661 |
|
|
String identity = getPSKIdentity();
|
662 |
|
|
if (identity == null)
|
663 |
|
|
throw new SSLException("no pre-shared key identity; set"
|
664 |
|
|
+ " the security property"
|
665 |
|
|
+ " \"jessie.client.psk.identity\"");
|
666 |
|
|
DHPublicKey pubkey = (DHPublicKey) dhPair.getPublic();
|
667 |
|
|
ClientDHE_PSKParameters params =
|
668 |
|
|
new ClientDHE_PSKParameters(identity,
|
669 |
|
|
new ClientDiffieHellmanPublic(pubkey.getY()));
|
670 |
|
|
ckex.setExchangeKeys(params.buffer());
|
671 |
|
|
generatePSKSecret(identity, preMasterSecret, true);
|
672 |
|
|
}
|
673 |
|
|
if (kea == PSK)
|
674 |
|
|
{
|
675 |
|
|
String identity = getPSKIdentity();
|
676 |
|
|
if (identity == null)
|
677 |
|
|
throw new SSLException("no pre-shared key identity; set"
|
678 |
|
|
+ " the security property"
|
679 |
|
|
+ " \"jessie.client.psk.identity\"");
|
680 |
|
|
generatePSKSecret(identity, null, true);
|
681 |
|
|
ClientPSKParameters params = new ClientPSKParameters(identity);
|
682 |
|
|
ckex.setExchangeKeys(params.buffer());
|
683 |
|
|
}
|
684 |
|
|
if (kea == NONE)
|
685 |
|
|
{
|
686 |
|
|
Inflater inflater = null;
|
687 |
|
|
Deflater deflater = null;
|
688 |
|
|
if (compression == CompressionMethod.ZLIB)
|
689 |
|
|
{
|
690 |
|
|
inflater = new Inflater();
|
691 |
|
|
deflater = new Deflater();
|
692 |
|
|
}
|
693 |
|
|
inParams = new InputSecurityParameters(null, null, inflater,
|
694 |
|
|
engine.session(),
|
695 |
|
|
engine.session().suite);
|
696 |
|
|
outParams = new OutputSecurityParameters(null, null, deflater,
|
697 |
|
|
engine.session(),
|
698 |
|
|
engine.session().suite);
|
699 |
|
|
engine.session().privateData.masterSecret = new byte[0];
|
700 |
|
|
}
|
701 |
|
|
|
702 |
|
|
if (Debug.DEBUG)
|
703 |
|
|
logger.logv(Component.SSL_HANDSHAKE, "{0}", ckex);
|
704 |
|
|
|
705 |
|
|
outBuffer = ckex.buffer();
|
706 |
|
|
if (Debug.DEBUG)
|
707 |
|
|
logger.logv(Component.SSL_HANDSHAKE, "client kex buffer {0}", outBuffer);
|
708 |
|
|
fragment.putInt((Handshake.Type.CLIENT_KEY_EXCHANGE.getValue() << 24)
|
709 |
|
|
| (ckex.length() & 0xFFFFFF));
|
710 |
|
|
int l = Math.min(fragment.remaining(), outBuffer.remaining());
|
711 |
|
|
fragment.put((ByteBuffer) outBuffer.duplicate().limit(outBuffer.position() + l));
|
712 |
|
|
outBuffer.position(outBuffer.position() + l);
|
713 |
|
|
|
714 |
|
|
if (privateKey != null)
|
715 |
|
|
{
|
716 |
|
|
genCertVerify = new GenCertVerify(md5, sha);
|
717 |
|
|
tasks.add(genCertVerify);
|
718 |
|
|
state = WRITE_CERTIFICATE_VERIFY;
|
719 |
|
|
}
|
720 |
|
|
else
|
721 |
|
|
{
|
722 |
|
|
engine.changeCipherSpec();
|
723 |
|
|
state = WRITE_FINISHED;
|
724 |
|
|
}
|
725 |
|
|
}
|
726 |
|
|
// Both states terminate in a NEED_TASK, or a need to change cipher
|
727 |
|
|
// specs; so we can't write any more messages here.
|
728 |
|
|
break outer_loop;
|
729 |
|
|
|
730 |
|
|
case WRITE_CERTIFICATE_VERIFY:
|
731 |
|
|
{
|
732 |
|
|
assert(genCertVerify != null);
|
733 |
|
|
assert(genCertVerify.hasRun());
|
734 |
|
|
CertificateVerify verify = new CertificateVerify(genCertVerify.signed(),
|
735 |
|
|
engine.session().suite.signatureAlgorithm());
|
736 |
|
|
|
737 |
|
|
outBuffer = verify.buffer();
|
738 |
|
|
fragment.putInt((Handshake.Type.CERTIFICATE_VERIFY.getValue() << 24)
|
739 |
|
|
| (verify.length() & 0xFFFFFF));
|
740 |
|
|
int l = Math.min(fragment.remaining(), outBuffer.remaining());
|
741 |
|
|
fragment.put((ByteBuffer) outBuffer.duplicate().limit(outBuffer.position() + l));
|
742 |
|
|
outBuffer.position(outBuffer.position() + l);
|
743 |
|
|
|
744 |
|
|
// XXX This is a potential problem: we may not have drained
|
745 |
|
|
// outBuffer, but set the changeCipherSpec toggle.
|
746 |
|
|
engine.changeCipherSpec();
|
747 |
|
|
state = WRITE_FINISHED;
|
748 |
|
|
}
|
749 |
|
|
break outer_loop;
|
750 |
|
|
|
751 |
|
|
case WRITE_FINISHED:
|
752 |
|
|
{
|
753 |
|
|
MessageDigest md5copy = null;
|
754 |
|
|
MessageDigest shacopy = null;
|
755 |
|
|
try
|
756 |
|
|
{
|
757 |
|
|
md5copy = (MessageDigest) md5.clone();
|
758 |
|
|
shacopy = (MessageDigest) sha.clone();
|
759 |
|
|
}
|
760 |
|
|
catch (CloneNotSupportedException cnse)
|
761 |
|
|
{
|
762 |
|
|
// We're improperly configured to use a non-cloneable
|
763 |
|
|
// md5/sha-1, OR there's a runtime bug.
|
764 |
|
|
throw new SSLException(cnse);
|
765 |
|
|
}
|
766 |
|
|
outBuffer
|
767 |
|
|
= generateFinished(md5copy, shacopy, true,
|
768 |
|
|
engine.session());
|
769 |
|
|
|
770 |
|
|
fragment.putInt((Handshake.Type.FINISHED.getValue() << 24)
|
771 |
|
|
| outBuffer.remaining() & 0xFFFFFF);
|
772 |
|
|
|
773 |
|
|
int l = Math.min(outBuffer.remaining(), fragment.remaining());
|
774 |
|
|
fragment.put((ByteBuffer) outBuffer.duplicate().limit(outBuffer.position() + l));
|
775 |
|
|
outBuffer.position(outBuffer.position() + l);
|
776 |
|
|
|
777 |
|
|
if (continuedSession)
|
778 |
|
|
state = DONE;
|
779 |
|
|
else
|
780 |
|
|
state = READ_FINISHED;
|
781 |
|
|
}
|
782 |
|
|
break;
|
783 |
|
|
|
784 |
|
|
default:
|
785 |
|
|
throw new IllegalStateException("invalid state: " + state);
|
786 |
|
|
}
|
787 |
|
|
}
|
788 |
|
|
|
789 |
|
|
if (!tasks.isEmpty())
|
790 |
|
|
return HandshakeStatus.NEED_TASK;
|
791 |
|
|
if (state.isWriteState() ||
|
792 |
|
|
(outBuffer != null && outBuffer.hasRemaining()))
|
793 |
|
|
return HandshakeStatus.NEED_WRAP;
|
794 |
|
|
if (state.isReadState())
|
795 |
|
|
return HandshakeStatus.NEED_UNWRAP;
|
796 |
|
|
|
797 |
|
|
return HandshakeStatus.FINISHED;
|
798 |
|
|
}
|
799 |
|
|
|
800 |
|
|
/* (non-Javadoc)
|
801 |
|
|
* @see gnu.javax.net.ssl.provider.AbstractHandshake#status()
|
802 |
|
|
*/
|
803 |
|
|
@Override HandshakeStatus status()
|
804 |
|
|
{
|
805 |
|
|
if (state.isReadState())
|
806 |
|
|
return HandshakeStatus.NEED_UNWRAP;
|
807 |
|
|
if (state.isWriteState())
|
808 |
|
|
return HandshakeStatus.NEED_WRAP;
|
809 |
|
|
return HandshakeStatus.FINISHED;
|
810 |
|
|
}
|
811 |
|
|
|
812 |
|
|
@Override void checkKeyExchange() throws SSLException
|
813 |
|
|
{
|
814 |
|
|
// XXX implement.
|
815 |
|
|
}
|
816 |
|
|
|
817 |
|
|
/* (non-Javadoc)
|
818 |
|
|
* @see gnu.javax.net.ssl.provider.AbstractHandshake#handleV2Hello(java.nio.ByteBuffer)
|
819 |
|
|
*/
|
820 |
|
|
@Override void handleV2Hello(ByteBuffer hello) throws SSLException
|
821 |
|
|
{
|
822 |
|
|
throw new SSLException("this should be impossible");
|
823 |
|
|
}
|
824 |
|
|
|
825 |
|
|
private ProtocolVersion chooseVersion() throws SSLException
|
826 |
|
|
{
|
827 |
|
|
// Select the highest enabled version, for our initial key exchange.
|
828 |
|
|
ProtocolVersion version = null;
|
829 |
|
|
for (String ver : engine.getEnabledProtocols())
|
830 |
|
|
{
|
831 |
|
|
try
|
832 |
|
|
{
|
833 |
|
|
ProtocolVersion v = ProtocolVersion.forName(ver);
|
834 |
|
|
if (version == null || version.compareTo(v) < 0)
|
835 |
|
|
version = v;
|
836 |
|
|
}
|
837 |
|
|
catch (Exception x)
|
838 |
|
|
{
|
839 |
|
|
continue;
|
840 |
|
|
}
|
841 |
|
|
}
|
842 |
|
|
|
843 |
|
|
if (version == null)
|
844 |
|
|
throw new SSLException("no suitable enabled versions");
|
845 |
|
|
|
846 |
|
|
return version;
|
847 |
|
|
}
|
848 |
|
|
|
849 |
|
|
private List<CipherSuite> getSuites() throws SSLException
|
850 |
|
|
{
|
851 |
|
|
List<CipherSuite> suites = new LinkedList<CipherSuite>();
|
852 |
|
|
for (String s : engine.getEnabledCipherSuites())
|
853 |
|
|
{
|
854 |
|
|
CipherSuite suite = CipherSuite.forName(s);
|
855 |
|
|
if (suite != null)
|
856 |
|
|
suites.add(suite);
|
857 |
|
|
}
|
858 |
|
|
if (suites.isEmpty())
|
859 |
|
|
throw new SSLException("no cipher suites enabled");
|
860 |
|
|
return suites;
|
861 |
|
|
}
|
862 |
|
|
|
863 |
|
|
private List<CompressionMethod> getCompressionMethods()
|
864 |
|
|
{
|
865 |
|
|
List<CompressionMethod> methods = new LinkedList<CompressionMethod>();
|
866 |
|
|
GetSecurityPropertyAction gspa = new GetSecurityPropertyAction("jessie.enable.compression");
|
867 |
|
|
if (Boolean.valueOf(AccessController.doPrivileged(gspa)))
|
868 |
|
|
methods.add(CompressionMethod.ZLIB);
|
869 |
|
|
methods.add(CompressionMethod.NULL);
|
870 |
|
|
return methods;
|
871 |
|
|
}
|
872 |
|
|
|
873 |
|
|
private boolean enableExtensions()
|
874 |
|
|
{
|
875 |
|
|
GetSecurityPropertyAction action
|
876 |
|
|
= new GetSecurityPropertyAction("jessie.client.enable.extensions");
|
877 |
|
|
return Boolean.valueOf(AccessController.doPrivileged(action));
|
878 |
|
|
}
|
879 |
|
|
|
880 |
|
|
private MaxFragmentLength maxFragmentLength()
|
881 |
|
|
{
|
882 |
|
|
GetSecurityPropertyAction action
|
883 |
|
|
= new GetSecurityPropertyAction("jessie.client.maxFragmentLength");
|
884 |
|
|
String s = AccessController.doPrivileged(action);
|
885 |
|
|
if (s != null)
|
886 |
|
|
{
|
887 |
|
|
try
|
888 |
|
|
{
|
889 |
|
|
int len = Integer.parseInt(s);
|
890 |
|
|
switch (len)
|
891 |
|
|
{
|
892 |
|
|
case 9:
|
893 |
|
|
case (1 << 9): return MaxFragmentLength.LEN_2_9;
|
894 |
|
|
case 10:
|
895 |
|
|
case (1 << 10): return MaxFragmentLength.LEN_2_10;
|
896 |
|
|
case 11:
|
897 |
|
|
case (1 << 11): return MaxFragmentLength.LEN_2_11;
|
898 |
|
|
case 12:
|
899 |
|
|
case (1 << 12): return MaxFragmentLength.LEN_2_12;
|
900 |
|
|
}
|
901 |
|
|
}
|
902 |
|
|
catch (NumberFormatException nfe)
|
903 |
|
|
{
|
904 |
|
|
}
|
905 |
|
|
}
|
906 |
|
|
return null;
|
907 |
|
|
}
|
908 |
|
|
|
909 |
|
|
private boolean truncatedHMac()
|
910 |
|
|
{
|
911 |
|
|
GetSecurityPropertyAction action
|
912 |
|
|
= new GetSecurityPropertyAction("jessie.client.truncatedHMac");
|
913 |
|
|
return Boolean.valueOf(AccessController.doPrivileged(action));
|
914 |
|
|
}
|
915 |
|
|
|
916 |
|
|
private String getPSKIdentity()
|
917 |
|
|
{
|
918 |
|
|
GetSecurityPropertyAction action
|
919 |
|
|
= new GetSecurityPropertyAction("jessie.client.psk.identity");
|
920 |
|
|
return AccessController.doPrivileged(action);
|
921 |
|
|
}
|
922 |
|
|
|
923 |
|
|
// Delegated tasks.
|
924 |
|
|
|
925 |
|
|
class ParamsVerifier extends DelegatedTask
|
926 |
|
|
{
|
927 |
|
|
private final ByteBuffer paramsBuffer;
|
928 |
|
|
private final byte[] signature;
|
929 |
|
|
private boolean verified;
|
930 |
|
|
|
931 |
|
|
ParamsVerifier(ByteBuffer paramsBuffer, byte[] signature)
|
932 |
|
|
{
|
933 |
|
|
this.paramsBuffer = paramsBuffer;
|
934 |
|
|
this.signature = signature;
|
935 |
|
|
}
|
936 |
|
|
|
937 |
|
|
public void implRun()
|
938 |
|
|
throws InvalidKeyException, NoSuchAlgorithmException,
|
939 |
|
|
SSLPeerUnverifiedException, SignatureException
|
940 |
|
|
{
|
941 |
|
|
java.security.Signature s
|
942 |
|
|
= java.security.Signature.getInstance(engine.session().suite
|
943 |
|
|
.signatureAlgorithm().algorithm());
|
944 |
|
|
s.initVerify(engine.session().getPeerCertificates()[0]);
|
945 |
|
|
s.update(paramsBuffer);
|
946 |
|
|
verified = s.verify(signature);
|
947 |
|
|
synchronized (this)
|
948 |
|
|
{
|
949 |
|
|
notifyAll();
|
950 |
|
|
}
|
951 |
|
|
}
|
952 |
|
|
|
953 |
|
|
boolean verified()
|
954 |
|
|
{
|
955 |
|
|
return verified;
|
956 |
|
|
}
|
957 |
|
|
}
|
958 |
|
|
|
959 |
|
|
class ClientDHGen extends DelegatedTask
|
960 |
|
|
{
|
961 |
|
|
private final DHPublicKey serverKey;
|
962 |
|
|
private final DHParameterSpec params;
|
963 |
|
|
private final boolean full;
|
964 |
|
|
|
965 |
|
|
ClientDHGen(DHPublicKey serverKey, DHParameterSpec params, boolean full)
|
966 |
|
|
{
|
967 |
|
|
this.serverKey = serverKey;
|
968 |
|
|
this.params = params;
|
969 |
|
|
this.full = full;
|
970 |
|
|
}
|
971 |
|
|
|
972 |
|
|
public void implRun()
|
973 |
|
|
throws InvalidAlgorithmParameterException, NoSuchAlgorithmException,
|
974 |
|
|
SSLException
|
975 |
|
|
{
|
976 |
|
|
if (Debug.DEBUG)
|
977 |
|
|
logger.log(Component.SSL_DELEGATED_TASK, "running client DH phase");
|
978 |
|
|
if (paramsVerifier != null)
|
979 |
|
|
{
|
980 |
|
|
synchronized (paramsVerifier)
|
981 |
|
|
{
|
982 |
|
|
try
|
983 |
|
|
{
|
984 |
|
|
while (!paramsVerifier.hasRun())
|
985 |
|
|
paramsVerifier.wait(500);
|
986 |
|
|
}
|
987 |
|
|
catch (InterruptedException ie)
|
988 |
|
|
{
|
989 |
|
|
// Ignore.
|
990 |
|
|
}
|
991 |
|
|
}
|
992 |
|
|
}
|
993 |
|
|
KeyPairGenerator gen = KeyPairGenerator.getInstance("DH");
|
994 |
|
|
gen.initialize(params, engine.session().random());
|
995 |
|
|
dhPair = gen.generateKeyPair();
|
996 |
|
|
if (Debug.DEBUG_KEY_EXCHANGE)
|
997 |
|
|
logger.logv(Component.SSL_KEY_EXCHANGE,
|
998 |
|
|
"client keys public:{0} private:{1}", dhPair.getPublic(),
|
999 |
|
|
dhPair.getPrivate());
|
1000 |
|
|
|
1001 |
|
|
initDiffieHellman((DHPrivateKey) dhPair.getPrivate(), engine.session().random());
|
1002 |
|
|
|
1003 |
|
|
// We have enough info to do the full key exchange; so let's do it.
|
1004 |
|
|
DHPhase phase = new DHPhase(serverKey, full);
|
1005 |
|
|
phase.run();
|
1006 |
|
|
if (phase.thrown() != null)
|
1007 |
|
|
throw new SSLException(phase.thrown());
|
1008 |
|
|
}
|
1009 |
|
|
|
1010 |
|
|
DHPublicKey serverKey()
|
1011 |
|
|
{
|
1012 |
|
|
return serverKey;
|
1013 |
|
|
}
|
1014 |
|
|
}
|
1015 |
|
|
|
1016 |
|
|
class CertLoader extends DelegatedTask
|
1017 |
|
|
{
|
1018 |
|
|
private final List<String> keyTypes;
|
1019 |
|
|
private final List<X500Principal> issuers;
|
1020 |
|
|
|
1021 |
|
|
CertLoader(List<String> keyTypes, List<X500Principal> issuers)
|
1022 |
|
|
{
|
1023 |
|
|
this.keyTypes = keyTypes;
|
1024 |
|
|
this.issuers = issuers;
|
1025 |
|
|
}
|
1026 |
|
|
|
1027 |
|
|
public void implRun()
|
1028 |
|
|
{
|
1029 |
|
|
X509ExtendedKeyManager km = engine.contextImpl.keyManager;
|
1030 |
|
|
if (km == null)
|
1031 |
|
|
return;
|
1032 |
|
|
keyAlias = km.chooseEngineClientAlias(keyTypes.toArray(new String[keyTypes.size()]),
|
1033 |
|
|
issuers.toArray(new X500Principal[issuers.size()]),
|
1034 |
|
|
engine);
|
1035 |
|
|
engine.session().setLocalCertificates(km.getCertificateChain(keyAlias));
|
1036 |
|
|
privateKey = km.getPrivateKey(keyAlias);
|
1037 |
|
|
}
|
1038 |
|
|
}
|
1039 |
|
|
|
1040 |
|
|
class RSAGen extends DelegatedTask
|
1041 |
|
|
{
|
1042 |
|
|
private byte[] encryptedPreMasterSecret;
|
1043 |
|
|
private final boolean full;
|
1044 |
|
|
|
1045 |
|
|
RSAGen()
|
1046 |
|
|
{
|
1047 |
|
|
this(true);
|
1048 |
|
|
}
|
1049 |
|
|
|
1050 |
|
|
RSAGen(boolean full)
|
1051 |
|
|
{
|
1052 |
|
|
this.full = full;
|
1053 |
|
|
}
|
1054 |
|
|
|
1055 |
|
|
public void implRun()
|
1056 |
|
|
throws BadPaddingException, IllegalBlockSizeException, InvalidKeyException,
|
1057 |
|
|
NoSuchAlgorithmException, NoSuchPaddingException,
|
1058 |
|
|
SSLException
|
1059 |
|
|
{
|
1060 |
|
|
if (certVerifier != null)
|
1061 |
|
|
{
|
1062 |
|
|
synchronized (certVerifier)
|
1063 |
|
|
{
|
1064 |
|
|
try
|
1065 |
|
|
{
|
1066 |
|
|
while (!certVerifier.hasRun())
|
1067 |
|
|
certVerifier.wait(500);
|
1068 |
|
|
}
|
1069 |
|
|
catch (InterruptedException ie)
|
1070 |
|
|
{
|
1071 |
|
|
// Ignore.
|
1072 |
|
|
}
|
1073 |
|
|
}
|
1074 |
|
|
}
|
1075 |
|
|
preMasterSecret = new byte[48];
|
1076 |
|
|
engine.session().random().nextBytes(preMasterSecret);
|
1077 |
|
|
preMasterSecret[0] = (byte) sentVersion.major();
|
1078 |
|
|
preMasterSecret[1] = (byte) sentVersion.minor();
|
1079 |
|
|
Cipher rsa = Cipher.getInstance("RSA");
|
1080 |
|
|
java.security.cert.Certificate cert
|
1081 |
|
|
= engine.session().getPeerCertificates()[0];
|
1082 |
|
|
if (cert instanceof X509Certificate)
|
1083 |
|
|
{
|
1084 |
|
|
boolean[] keyUsage = ((X509Certificate) cert).getKeyUsage();
|
1085 |
|
|
if (keyUsage != null && !keyUsage[2])
|
1086 |
|
|
throw new InvalidKeyException("certificate's keyUsage does not permit keyEncipherment");
|
1087 |
|
|
}
|
1088 |
|
|
rsa.init(Cipher.ENCRYPT_MODE, cert.getPublicKey());
|
1089 |
|
|
encryptedPreMasterSecret = rsa.doFinal(preMasterSecret);
|
1090 |
|
|
|
1091 |
|
|
// Generate our session keys, because we can.
|
1092 |
|
|
if (full)
|
1093 |
|
|
{
|
1094 |
|
|
generateMasterSecret(clientRandom, serverRandom, engine.session());
|
1095 |
|
|
byte[][] keys = generateKeys(clientRandom, serverRandom, engine.session());
|
1096 |
|
|
setupSecurityParameters(keys, true, engine, compression);
|
1097 |
|
|
}
|
1098 |
|
|
}
|
1099 |
|
|
|
1100 |
|
|
byte[] encryptedSecret()
|
1101 |
|
|
{
|
1102 |
|
|
return encryptedPreMasterSecret;
|
1103 |
|
|
}
|
1104 |
|
|
}
|
1105 |
|
|
|
1106 |
|
|
class GenCertVerify extends DelegatedTask
|
1107 |
|
|
{
|
1108 |
|
|
private final MessageDigest md5, sha;
|
1109 |
|
|
private byte[] signed;
|
1110 |
|
|
|
1111 |
|
|
GenCertVerify(MessageDigest md5, MessageDigest sha)
|
1112 |
|
|
{
|
1113 |
|
|
try
|
1114 |
|
|
{
|
1115 |
|
|
this.md5 = (MessageDigest) md5.clone();
|
1116 |
|
|
this.sha = (MessageDigest) sha.clone();
|
1117 |
|
|
}
|
1118 |
|
|
catch (CloneNotSupportedException cnse)
|
1119 |
|
|
{
|
1120 |
|
|
// Our message digests *should* be cloneable.
|
1121 |
|
|
throw new Error(cnse);
|
1122 |
|
|
}
|
1123 |
|
|
}
|
1124 |
|
|
|
1125 |
|
|
public void implRun()
|
1126 |
|
|
throws InvalidKeyException, NoSuchAlgorithmException, SignatureException
|
1127 |
|
|
{
|
1128 |
|
|
byte[] toSign;
|
1129 |
|
|
if (engine.session().version == ProtocolVersion.SSL_3)
|
1130 |
|
|
{
|
1131 |
|
|
toSign = genV3CertificateVerify(md5, sha, engine.session());
|
1132 |
|
|
}
|
1133 |
|
|
else
|
1134 |
|
|
{
|
1135 |
|
|
if (engine.session().suite.signatureAlgorithm() == SignatureAlgorithm.RSA)
|
1136 |
|
|
toSign = Util.concat(md5.digest(), sha.digest());
|
1137 |
|
|
else
|
1138 |
|
|
toSign = sha.digest();
|
1139 |
|
|
}
|
1140 |
|
|
|
1141 |
|
|
java.security.Signature sig =
|
1142 |
|
|
java.security.Signature.getInstance(engine.session().suite.signatureAlgorithm().name());
|
1143 |
|
|
sig.initSign(privateKey);
|
1144 |
|
|
sig.update(toSign);
|
1145 |
|
|
signed = sig.sign();
|
1146 |
|
|
}
|
1147 |
|
|
|
1148 |
|
|
byte[] signed()
|
1149 |
|
|
{
|
1150 |
|
|
return signed;
|
1151 |
|
|
}
|
1152 |
|
|
}
|
1153 |
|
|
}
|