author | jnimeh |
Thu, 22 Jan 2015 20:19:42 -0800 | |
changeset 28565 | 48712ca501c1 |
parent 27957 | 24b4e6082f19 |
child 29264 | 5172066a2da6 |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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* Copyright (c) 1996, 2015, 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.*; |
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import java.math.BigInteger; |
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import java.security.*; |
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import java.security.interfaces.*; |
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import java.security.spec.*; |
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import java.security.cert.*; |
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import java.security.cert.Certificate; |
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import java.util.*; |
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import java.util.concurrent.ConcurrentHashMap; |
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import java.lang.reflect.*; |
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import javax.security.auth.x500.X500Principal; |
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import javax.crypto.KeyGenerator; |
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import javax.crypto.SecretKey; |
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import javax.crypto.spec.DHPublicKeySpec; |
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import javax.net.ssl.*; |
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import sun.security.internal.spec.TlsPrfParameterSpec; |
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import sun.security.ssl.CipherSuite.*; |
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import static sun.security.ssl.CipherSuite.PRF.*; |
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import sun.security.util.KeyUtil; |
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/** |
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* Many data structures are involved in the handshake messages. These |
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* classes are used as structures, with public data members. They are |
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* not visible outside the SSL package. |
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* |
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* Handshake messages all have a common header format, and they are all |
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* encoded in a "handshake data" SSL record substream. The base class |
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* here (HandshakeMessage) provides a common framework and records the |
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* SSL record type of the particular handshake message. |
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* |
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* This file contains subclasses for all the basic handshake messages. |
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* All handshake messages know how to encode and decode themselves on |
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* SSL streams; this facilitates using the same code on SSL client and |
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* server sides, although they don't send and receive the same messages. |
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* |
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* Messages also know how to print themselves, which is quite handy |
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* for debugging. They always identify their type, and can optionally |
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* dump all of their content. |
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* |
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* @author David Brownell |
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*/ |
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public abstract class HandshakeMessage { |
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HandshakeMessage() { } |
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// enum HandshakeType: |
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static final byte ht_hello_request = 0; |
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static final byte ht_client_hello = 1; |
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static final byte ht_server_hello = 2; |
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static final byte ht_certificate = 11; |
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static final byte ht_server_key_exchange = 12; |
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static final byte ht_certificate_request = 13; |
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static final byte ht_server_hello_done = 14; |
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static final byte ht_certificate_verify = 15; |
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static final byte ht_client_key_exchange = 16; |
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static final byte ht_finished = 20; |
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/* Class and subclass dynamic debugging support */ |
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public static final Debug debug = Debug.getInstance("ssl"); |
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/** |
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* Utility method to convert a BigInteger to a byte array in unsigned |
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* format as needed in the handshake messages. BigInteger uses |
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* 2's complement format, i.e. it prepends an extra zero if the MSB |
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* is set. We remove that. |
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*/ |
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static byte[] toByteArray(BigInteger bi) { |
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byte[] b = bi.toByteArray(); |
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if ((b.length > 1) && (b[0] == 0)) { |
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int n = b.length - 1; |
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byte[] newarray = new byte[n]; |
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System.arraycopy(b, 1, newarray, 0, n); |
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b = newarray; |
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} |
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return b; |
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} |
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/* |
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* SSL 3.0 MAC padding constants. |
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* Also used by CertificateVerify and Finished during the handshake. |
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*/ |
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static final byte[] MD5_pad1 = genPad(0x36, 48); |
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static final byte[] MD5_pad2 = genPad(0x5c, 48); |
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static final byte[] SHA_pad1 = genPad(0x36, 40); |
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static final byte[] SHA_pad2 = genPad(0x5c, 40); |
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122 |
private static byte[] genPad(int b, int count) { |
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123 |
byte[] padding = new byte[count]; |
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Arrays.fill(padding, (byte)b); |
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return padding; |
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} |
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/* |
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* Write a handshake message on the (handshake) output stream. |
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* This is just a four byte header followed by the data. |
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* |
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* NOTE that huge messages -- notably, ones with huge cert |
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* chains -- are handled correctly. |
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*/ |
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final void write(HandshakeOutStream s) throws IOException { |
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int len = messageLength(); |
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if (len >= Record.OVERFLOW_OF_INT24) { |
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throw new SSLException("Handshake message too big" |
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+ ", type = " + messageType() + ", len = " + len); |
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} |
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s.write(messageType()); |
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s.putInt24(len); |
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send(s); |
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} |
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/* |
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* Subclasses implement these methods so those kinds of |
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* messages can be emitted. Base class delegates to subclass. |
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*/ |
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abstract int messageType(); |
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abstract int messageLength(); |
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abstract void send(HandshakeOutStream s) throws IOException; |
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/* |
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* Write a descriptive message on the output stream; for debugging. |
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*/ |
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abstract void print(PrintStream p) throws IOException; |
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// |
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// NOTE: the rest of these classes are nested within this one, and are |
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// imported by other classes in this package. There are a few other |
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// handshake message classes, not neatly nested here because of current |
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// licensing requirement for native (RSA) methods. They belong here, |
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// but those native methods complicate things a lot! |
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// |
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/* |
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* HelloRequest ... SERVER --> CLIENT |
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* |
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* Server can ask the client to initiate a new handshake, e.g. to change |
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* session parameters after a connection has been (re)established. |
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*/ |
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static final class HelloRequest extends HandshakeMessage { |
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@Override |
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int messageType() { return ht_hello_request; } |
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HelloRequest() { } |
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HelloRequest(HandshakeInStream in) throws IOException |
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{ |
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// nothing in this message |
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} |
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@Override |
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int messageLength() { return 0; } |
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@Override |
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void send(HandshakeOutStream out) throws IOException |
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{ |
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// nothing in this messaage |
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} |
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@Override |
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void print(PrintStream out) throws IOException |
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{ |
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out.println("*** HelloRequest (empty)"); |
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} |
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} |
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/* |
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* ClientHello ... CLIENT --> SERVER |
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* |
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* Client initiates handshake by telling server what it wants, and what it |
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* can support (prioritized by what's first in the ciphe suite list). |
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* |
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* By RFC2246:7.4.1.2 it's explicitly anticipated that this message |
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* will have more data added at the end ... e.g. what CAs the client trusts. |
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* Until we know how to parse it, we will just read what we know |
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* about, and let our caller handle the jumps over unknown data. |
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*/ |
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static final class ClientHello extends HandshakeMessage { |
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ProtocolVersion protocolVersion; |
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RandomCookie clnt_random; |
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SessionId sessionId; |
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private CipherSuiteList cipherSuites; |
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byte[] compression_methods; |
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HelloExtensions extensions = new HelloExtensions(); |
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private final static byte[] NULL_COMPRESSION = new byte[] {0}; |
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ClientHello(SecureRandom generator, ProtocolVersion protocolVersion, |
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SessionId sessionId, CipherSuiteList cipherSuites) { |
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this.protocolVersion = protocolVersion; |
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this.sessionId = sessionId; |
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this.cipherSuites = cipherSuites; |
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if (cipherSuites.containsEC()) { |
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extensions.add(SupportedEllipticCurvesExtension.DEFAULT); |
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extensions.add(SupportedEllipticPointFormatsExtension.DEFAULT); |
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} |
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clnt_random = new RandomCookie(generator); |
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compression_methods = NULL_COMPRESSION; |
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} |
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ClientHello(HandshakeInStream s, int messageLength) throws IOException { |
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protocolVersion = ProtocolVersion.valueOf(s.getInt8(), s.getInt8()); |
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clnt_random = new RandomCookie(s); |
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sessionId = new SessionId(s.getBytes8()); |
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sessionId.checkLength(protocolVersion); |
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cipherSuites = new CipherSuiteList(s); |
248 |
compression_methods = s.getBytes8(); |
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if (messageLength() != messageLength) { |
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extensions = new HelloExtensions(s); |
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} |
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} |
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CipherSuiteList getCipherSuites() { |
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return cipherSuites; |
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} |
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// add renegotiation_info extension |
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void addRenegotiationInfoExtension(byte[] clientVerifyData) { |
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HelloExtension renegotiationInfo = new RenegotiationInfoExtension( |
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clientVerifyData, new byte[0]); |
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extensions.add(renegotiationInfo); |
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} |
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// add server_name extension |
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void addSNIExtension(List<SNIServerName> serverNames) { |
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try { |
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extensions.add(new ServerNameExtension(serverNames)); |
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} catch (IOException ioe) { |
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// ignore the exception and return |
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} |
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} |
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// add signature_algorithm extension |
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void addSignatureAlgorithmsExtension( |
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Collection<SignatureAndHashAlgorithm> algorithms) { |
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HelloExtension signatureAlgorithm = |
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new SignatureAlgorithmsExtension(algorithms); |
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extensions.add(signatureAlgorithm); |
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} |
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@Override |
283 |
int messageType() { return ht_client_hello; } |
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285 |
@Override |
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int messageLength() { |
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/* |
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* Add fixed size parts of each field... |
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* version + random + session + cipher + compress |
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*/ |
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return (2 + 32 + 1 + 2 + 1 |
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+ sessionId.length() /* ... + variable parts */ |
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+ (cipherSuites.size() * 2) |
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+ compression_methods.length) |
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+ extensions.length(); |
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} |
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298 |
@Override |
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2 | 299 |
void send(HandshakeOutStream s) throws IOException { |
300 |
s.putInt8(protocolVersion.major); |
|
301 |
s.putInt8(protocolVersion.minor); |
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302 |
clnt_random.send(s); |
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s.putBytes8(sessionId.getId()); |
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cipherSuites.send(s); |
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s.putBytes8(compression_methods); |
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extensions.send(s); |
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} |
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||
6856 | 309 |
@Override |
2 | 310 |
void print(PrintStream s) throws IOException { |
311 |
s.println("*** ClientHello, " + protocolVersion); |
|
312 |
||
313 |
if (debug != null && Debug.isOn("verbose")) { |
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s.print("RandomCookie: "); |
315 |
clnt_random.print(s); |
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2 | 316 |
|
317 |
s.print("Session ID: "); |
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s.println(sessionId); |
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319 |
||
320 |
s.println("Cipher Suites: " + cipherSuites); |
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321 |
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322 |
Debug.println(s, "Compression Methods", compression_methods); |
|
323 |
extensions.print(s); |
|
324 |
s.println("***"); |
|
325 |
} |
|
326 |
} |
|
327 |
} |
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328 |
||
329 |
/* |
|
330 |
* ServerHello ... SERVER --> CLIENT |
|
331 |
* |
|
332 |
* Server chooses protocol options from among those it supports and the |
|
333 |
* client supports. Then it sends the basic session descriptive parameters |
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334 |
* back to the client. |
|
335 |
*/ |
|
336 |
static final |
|
337 |
class ServerHello extends HandshakeMessage |
|
338 |
{ |
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339 |
@Override |
2 | 340 |
int messageType() { return ht_server_hello; } |
341 |
||
342 |
ProtocolVersion protocolVersion; |
|
343 |
RandomCookie svr_random; |
|
344 |
SessionId sessionId; |
|
345 |
CipherSuite cipherSuite; |
|
346 |
byte compression_method; |
|
347 |
HelloExtensions extensions = new HelloExtensions(); |
|
348 |
||
349 |
ServerHello() { |
|
350 |
// empty |
|
351 |
} |
|
352 |
||
7043 | 353 |
ServerHello(HandshakeInStream input, int messageLength) |
354 |
throws IOException { |
|
2 | 355 |
protocolVersion = ProtocolVersion.valueOf(input.getInt8(), |
356 |
input.getInt8()); |
|
357 |
svr_random = new RandomCookie(input); |
|
358 |
sessionId = new SessionId(input.getBytes8()); |
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359 |
sessionId.checkLength(protocolVersion); |
2 | 360 |
cipherSuite = CipherSuite.valueOf(input.getInt8(), input.getInt8()); |
361 |
compression_method = (byte)input.getInt8(); |
|
362 |
if (messageLength() != messageLength) { |
|
363 |
extensions = new HelloExtensions(input); |
|
364 |
} |
|
365 |
} |
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366 |
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367 |
@Override |
2 | 368 |
int messageLength() |
369 |
{ |
|
370 |
// almost fixed size, except session ID and extensions: |
|
371 |
// major + minor = 2 |
|
372 |
// random = 32 |
|
373 |
// session ID len field = 1 |
|
374 |
// cipher suite + compression = 3 |
|
375 |
// extensions: if present, 2 + length of extensions |
|
376 |
return 38 + sessionId.length() + extensions.length(); |
|
377 |
} |
|
378 |
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379 |
@Override |
2 | 380 |
void send(HandshakeOutStream s) throws IOException |
381 |
{ |
|
382 |
s.putInt8(protocolVersion.major); |
|
383 |
s.putInt8(protocolVersion.minor); |
|
384 |
svr_random.send(s); |
|
385 |
s.putBytes8(sessionId.getId()); |
|
386 |
s.putInt8(cipherSuite.id >> 8); |
|
387 |
s.putInt8(cipherSuite.id & 0xff); |
|
388 |
s.putInt8(compression_method); |
|
389 |
extensions.send(s); |
|
390 |
} |
|
391 |
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|
392 |
@Override |
2 | 393 |
void print(PrintStream s) throws IOException |
394 |
{ |
|
395 |
s.println("*** ServerHello, " + protocolVersion); |
|
396 |
||
397 |
if (debug != null && Debug.isOn("verbose")) { |
|
7043 | 398 |
s.print("RandomCookie: "); |
399 |
svr_random.print(s); |
|
2 | 400 |
|
401 |
s.print("Session ID: "); |
|
402 |
s.println(sessionId); |
|
403 |
||
404 |
s.println("Cipher Suite: " + cipherSuite); |
|
405 |
s.println("Compression Method: " + compression_method); |
|
406 |
extensions.print(s); |
|
407 |
s.println("***"); |
|
408 |
} |
|
409 |
} |
|
410 |
} |
|
411 |
||
412 |
||
413 |
/* |
|
414 |
* CertificateMsg ... send by both CLIENT and SERVER |
|
415 |
* |
|
416 |
* Each end of a connection may need to pass its certificate chain to |
|
417 |
* the other end. Such chains are intended to validate an identity with |
|
418 |
* reference to some certifying authority. Examples include companies |
|
419 |
* like Verisign, or financial institutions. There's some control over |
|
420 |
* the certifying authorities which are sent. |
|
421 |
* |
|
422 |
* NOTE: that these messages might be huge, taking many handshake records. |
|
423 |
* Up to 2^48 bytes of certificate may be sent, in records of at most 2^14 |
|
424 |
* bytes each ... up to 2^32 records sent on the output stream. |
|
425 |
*/ |
|
426 |
static final |
|
427 |
class CertificateMsg extends HandshakeMessage |
|
428 |
{ |
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429 |
@Override |
2 | 430 |
int messageType() { return ht_certificate; } |
431 |
||
432 |
private X509Certificate[] chain; |
|
433 |
||
434 |
private List<byte[]> encodedChain; |
|
435 |
||
436 |
private int messageLength; |
|
437 |
||
438 |
CertificateMsg(X509Certificate[] certs) { |
|
439 |
chain = certs; |
|
440 |
} |
|
441 |
||
442 |
CertificateMsg(HandshakeInStream input) throws IOException { |
|
443 |
int chainLen = input.getInt24(); |
|
7990 | 444 |
List<Certificate> v = new ArrayList<>(4); |
2 | 445 |
|
446 |
CertificateFactory cf = null; |
|
447 |
while (chainLen > 0) { |
|
448 |
byte[] cert = input.getBytes24(); |
|
449 |
chainLen -= (3 + cert.length); |
|
450 |
try { |
|
451 |
if (cf == null) { |
|
452 |
cf = CertificateFactory.getInstance("X.509"); |
|
453 |
} |
|
454 |
v.add(cf.generateCertificate(new ByteArrayInputStream(cert))); |
|
455 |
} catch (CertificateException e) { |
|
7043 | 456 |
throw (SSLProtocolException)new SSLProtocolException( |
457 |
e.getMessage()).initCause(e); |
|
2 | 458 |
} |
459 |
} |
|
460 |
||
461 |
chain = v.toArray(new X509Certificate[v.size()]); |
|
462 |
} |
|
463 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
464 |
@Override |
2 | 465 |
int messageLength() { |
466 |
if (encodedChain == null) { |
|
467 |
messageLength = 3; |
|
468 |
encodedChain = new ArrayList<byte[]>(chain.length); |
|
469 |
try { |
|
470 |
for (X509Certificate cert : chain) { |
|
471 |
byte[] b = cert.getEncoded(); |
|
472 |
encodedChain.add(b); |
|
473 |
messageLength += b.length + 3; |
|
474 |
} |
|
475 |
} catch (CertificateEncodingException e) { |
|
476 |
encodedChain = null; |
|
477 |
throw new RuntimeException("Could not encode certificates", e); |
|
478 |
} |
|
479 |
} |
|
480 |
return messageLength; |
|
481 |
} |
|
482 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
483 |
@Override |
2 | 484 |
void send(HandshakeOutStream s) throws IOException { |
485 |
s.putInt24(messageLength() - 3); |
|
486 |
for (byte[] b : encodedChain) { |
|
487 |
s.putBytes24(b); |
|
488 |
} |
|
489 |
} |
|
490 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
491 |
@Override |
2 | 492 |
void print(PrintStream s) throws IOException { |
493 |
s.println("*** Certificate chain"); |
|
494 |
||
495 |
if (debug != null && Debug.isOn("verbose")) { |
|
496 |
for (int i = 0; i < chain.length; i++) |
|
497 |
s.println("chain [" + i + "] = " + chain[i]); |
|
498 |
s.println("***"); |
|
499 |
} |
|
500 |
} |
|
501 |
||
502 |
X509Certificate[] getCertificateChain() { |
|
7043 | 503 |
return chain.clone(); |
2 | 504 |
} |
505 |
} |
|
506 |
||
507 |
/* |
|
508 |
* ServerKeyExchange ... SERVER --> CLIENT |
|
509 |
* |
|
510 |
* The cipher suite selected, when combined with the certificate exchanged, |
|
511 |
* implies one of several different kinds of key exchange. Most current |
|
512 |
* cipher suites require the server to send more than its certificate. |
|
513 |
* |
|
514 |
* The primary exceptions are when a server sends an encryption-capable |
|
515 |
* RSA public key in its cert, to be used with RSA (or RSA_export) key |
|
516 |
* exchange; and when a server sends its Diffie-Hellman cert. Those kinds |
|
517 |
* of key exchange do not require a ServerKeyExchange message. |
|
518 |
* |
|
519 |
* Key exchange can be viewed as having three modes, which are explicit |
|
520 |
* for the Diffie-Hellman flavors and poorly specified for RSA ones: |
|
521 |
* |
|
522 |
* - "Ephemeral" keys. Here, a "temporary" key is allocated by the |
|
523 |
* server, and signed. Diffie-Hellman keys signed using RSA or |
|
524 |
* DSS are ephemeral (DHE flavor). RSA keys get used to do the same |
|
525 |
* thing, to cut the key size down to 512 bits (export restrictions) |
|
526 |
* or for signing-only RSA certificates. |
|
527 |
* |
|
528 |
* - Anonymity. Here no server certificate is sent, only the public |
|
529 |
* key of the server. This case is subject to man-in-the-middle |
|
530 |
* attacks. This can be done with Diffie-Hellman keys (DH_anon) or |
|
531 |
* with RSA keys, but is only used in SSLv3 for DH_anon. |
|
532 |
* |
|
533 |
* - "Normal" case. Here a server certificate is sent, and the public |
|
534 |
* key there is used directly in exchanging the premaster secret. |
|
535 |
* For example, Diffie-Hellman "DH" flavor, and any RSA flavor with |
|
536 |
* only 512 bit keys. |
|
537 |
* |
|
538 |
* If a server certificate is sent, there is no anonymity. However, |
|
539 |
* when a certificate is sent, ephemeral keys may still be used to |
|
540 |
* exchange the premaster secret. That's how RSA_EXPORT often works, |
|
541 |
* as well as how the DHE_* flavors work. |
|
542 |
*/ |
|
543 |
static abstract class ServerKeyExchange extends HandshakeMessage |
|
544 |
{ |
|
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
545 |
@Override |
2 | 546 |
int messageType() { return ht_server_key_exchange; } |
547 |
} |
|
548 |
||
549 |
||
550 |
/* |
|
551 |
* Using RSA for Key Exchange: exchange a session key that's not as big |
|
552 |
* as the signing-only key. Used for export applications, since exported |
|
553 |
* RSA encryption keys can't be bigger than 512 bytes. |
|
554 |
* |
|
555 |
* This is never used when keys are 512 bits or smaller, and isn't used |
|
556 |
* on "US Domestic" ciphers in any case. |
|
557 |
*/ |
|
558 |
static final |
|
559 |
class RSA_ServerKeyExchange extends ServerKeyExchange |
|
560 |
{ |
|
561 |
private byte rsa_modulus[]; // 1 to 2^16 - 1 bytes |
|
562 |
private byte rsa_exponent[]; // 1 to 2^16 - 1 bytes |
|
563 |
||
564 |
private Signature signature; |
|
565 |
private byte[] signatureBytes; |
|
566 |
||
567 |
/* |
|
568 |
* Hash the nonces and the ephemeral RSA public key. |
|
569 |
*/ |
|
570 |
private void updateSignature(byte clntNonce[], byte svrNonce[]) |
|
571 |
throws SignatureException { |
|
572 |
int tmp; |
|
573 |
||
574 |
signature.update(clntNonce); |
|
575 |
signature.update(svrNonce); |
|
576 |
||
577 |
tmp = rsa_modulus.length; |
|
578 |
signature.update((byte)(tmp >> 8)); |
|
579 |
signature.update((byte)(tmp & 0x0ff)); |
|
580 |
signature.update(rsa_modulus); |
|
581 |
||
582 |
tmp = rsa_exponent.length; |
|
583 |
signature.update((byte)(tmp >> 8)); |
|
584 |
signature.update((byte)(tmp & 0x0ff)); |
|
585 |
signature.update(rsa_exponent); |
|
586 |
} |
|
587 |
||
588 |
||
589 |
/* |
|
590 |
* Construct an RSA server key exchange message, using data |
|
591 |
* known _only_ to the server. |
|
592 |
* |
|
593 |
* The client knows the public key corresponding to this private |
|
594 |
* key, from the Certificate message sent previously. To comply |
|
595 |
* with US export regulations we use short RSA keys ... either |
|
596 |
* long term ones in the server's X509 cert, or else ephemeral |
|
597 |
* ones sent using this message. |
|
598 |
*/ |
|
599 |
RSA_ServerKeyExchange(PublicKey ephemeralKey, PrivateKey privateKey, |
|
600 |
RandomCookie clntNonce, RandomCookie svrNonce, SecureRandom sr) |
|
601 |
throws GeneralSecurityException { |
|
602 |
RSAPublicKeySpec rsaKey = JsseJce.getRSAPublicKeySpec(ephemeralKey); |
|
603 |
rsa_modulus = toByteArray(rsaKey.getModulus()); |
|
604 |
rsa_exponent = toByteArray(rsaKey.getPublicExponent()); |
|
605 |
signature = RSASignature.getInstance(); |
|
606 |
signature.initSign(privateKey, sr); |
|
607 |
updateSignature(clntNonce.random_bytes, svrNonce.random_bytes); |
|
608 |
signatureBytes = signature.sign(); |
|
609 |
} |
|
610 |
||
611 |
||
612 |
/* |
|
613 |
* Parse an RSA server key exchange message, using data known |
|
614 |
* to the client (and, in some situations, eavesdroppers). |
|
615 |
*/ |
|
616 |
RSA_ServerKeyExchange(HandshakeInStream input) |
|
617 |
throws IOException, NoSuchAlgorithmException { |
|
618 |
signature = RSASignature.getInstance(); |
|
619 |
rsa_modulus = input.getBytes16(); |
|
620 |
rsa_exponent = input.getBytes16(); |
|
621 |
signatureBytes = input.getBytes16(); |
|
622 |
} |
|
623 |
||
624 |
/* |
|
625 |
* Get the ephemeral RSA public key that will be used in this |
|
626 |
* SSL connection. |
|
627 |
*/ |
|
628 |
PublicKey getPublicKey() { |
|
629 |
try { |
|
630 |
KeyFactory kfac = JsseJce.getKeyFactory("RSA"); |
|
631 |
// modulus and exponent are always positive |
|
7043 | 632 |
RSAPublicKeySpec kspec = new RSAPublicKeySpec( |
633 |
new BigInteger(1, rsa_modulus), |
|
634 |
new BigInteger(1, rsa_exponent)); |
|
2 | 635 |
return kfac.generatePublic(kspec); |
636 |
} catch (Exception e) { |
|
637 |
throw new RuntimeException(e); |
|
638 |
} |
|
639 |
} |
|
640 |
||
641 |
/* |
|
642 |
* Verify the signed temporary key using the hashes computed |
|
643 |
* from it and the two nonces. This is called by clients |
|
644 |
* with "exportable" RSA flavors. |
|
645 |
*/ |
|
646 |
boolean verify(PublicKey certifiedKey, RandomCookie clntNonce, |
|
647 |
RandomCookie svrNonce) throws GeneralSecurityException { |
|
648 |
signature.initVerify(certifiedKey); |
|
649 |
updateSignature(clntNonce.random_bytes, svrNonce.random_bytes); |
|
650 |
return signature.verify(signatureBytes); |
|
651 |
} |
|
652 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
653 |
@Override |
2 | 654 |
int messageLength() { |
655 |
return 6 + rsa_modulus.length + rsa_exponent.length |
|
656 |
+ signatureBytes.length; |
|
657 |
} |
|
658 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
659 |
@Override |
2 | 660 |
void send(HandshakeOutStream s) throws IOException { |
661 |
s.putBytes16(rsa_modulus); |
|
662 |
s.putBytes16(rsa_exponent); |
|
663 |
s.putBytes16(signatureBytes); |
|
664 |
} |
|
665 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
666 |
@Override |
2 | 667 |
void print(PrintStream s) throws IOException { |
668 |
s.println("*** RSA ServerKeyExchange"); |
|
669 |
||
670 |
if (debug != null && Debug.isOn("verbose")) { |
|
671 |
Debug.println(s, "RSA Modulus", rsa_modulus); |
|
672 |
Debug.println(s, "RSA Public Exponent", rsa_exponent); |
|
673 |
} |
|
674 |
} |
|
675 |
} |
|
676 |
||
677 |
||
678 |
/* |
|
679 |
* Using Diffie-Hellman algorithm for key exchange. All we really need to |
|
680 |
* do is securely get Diffie-Hellman keys (using the same P, G parameters) |
|
681 |
* to our peer, then we automatically have a shared secret without need |
|
682 |
* to exchange any more data. (D-H only solutions, such as SKIP, could |
|
683 |
* eliminate key exchange negotiations and get faster connection setup. |
|
684 |
* But they still need a signature algorithm like DSS/DSA to support the |
|
685 |
* trusted distribution of keys without relying on unscalable physical |
|
686 |
* key distribution systems.) |
|
687 |
* |
|
688 |
* This class supports several DH-based key exchange algorithms, though |
|
689 |
* perhaps eventually each deserves its own class. Notably, this has |
|
690 |
* basic support for DH_anon and its DHE_DSS and DHE_RSA signed variants. |
|
691 |
*/ |
|
692 |
static final |
|
693 |
class DH_ServerKeyExchange extends ServerKeyExchange |
|
694 |
{ |
|
695 |
// Fix message encoding, see 4348279 |
|
696 |
private final static boolean dhKeyExchangeFix = |
|
697 |
Debug.getBooleanProperty("com.sun.net.ssl.dhKeyExchangeFix", true); |
|
698 |
||
699 |
private byte dh_p []; // 1 to 2^16 - 1 bytes |
|
700 |
private byte dh_g []; // 1 to 2^16 - 1 bytes |
|
701 |
private byte dh_Ys []; // 1 to 2^16 - 1 bytes |
|
702 |
||
703 |
private byte signature []; |
|
704 |
||
7043 | 705 |
// protocol version being established using this ServerKeyExchange message |
706 |
ProtocolVersion protocolVersion; |
|
707 |
||
708 |
// the preferable signature algorithm used by this ServerKeyExchange message |
|
709 |
private SignatureAndHashAlgorithm preferableSignatureAlgorithm; |
|
710 |
||
2 | 711 |
/* |
712 |
* Construct from initialized DH key object, for DH_anon |
|
713 |
* key exchange. |
|
714 |
*/ |
|
7043 | 715 |
DH_ServerKeyExchange(DHCrypt obj, ProtocolVersion protocolVersion) { |
716 |
this.protocolVersion = protocolVersion; |
|
717 |
this.preferableSignatureAlgorithm = null; |
|
718 |
||
16080 | 719 |
// The DH key has been validated in the constructor of DHCrypt. |
7043 | 720 |
setValues(obj); |
2 | 721 |
signature = null; |
722 |
} |
|
723 |
||
724 |
/* |
|
725 |
* Construct from initialized DH key object and the key associated |
|
726 |
* with the cert chain which was sent ... for DHE_DSS and DHE_RSA |
|
727 |
* key exchange. (Constructor called by server.) |
|
728 |
*/ |
|
729 |
DH_ServerKeyExchange(DHCrypt obj, PrivateKey key, byte clntNonce[], |
|
7043 | 730 |
byte svrNonce[], SecureRandom sr, |
731 |
SignatureAndHashAlgorithm signAlgorithm, |
|
732 |
ProtocolVersion protocolVersion) throws GeneralSecurityException { |
|
2 | 733 |
|
7043 | 734 |
this.protocolVersion = protocolVersion; |
735 |
||
16080 | 736 |
// The DH key has been validated in the constructor of DHCrypt. |
7043 | 737 |
setValues(obj); |
2 | 738 |
|
739 |
Signature sig; |
|
7043 | 740 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
741 |
this.preferableSignatureAlgorithm = signAlgorithm; |
|
742 |
sig = JsseJce.getSignature(signAlgorithm.getAlgorithmName()); |
|
2 | 743 |
} else { |
7043 | 744 |
this.preferableSignatureAlgorithm = null; |
745 |
if (key.getAlgorithm().equals("DSA")) { |
|
746 |
sig = JsseJce.getSignature(JsseJce.SIGNATURE_DSA); |
|
747 |
} else { |
|
748 |
sig = RSASignature.getInstance(); |
|
749 |
} |
|
2 | 750 |
} |
7043 | 751 |
|
2 | 752 |
sig.initSign(key, sr); |
753 |
updateSignature(sig, clntNonce, svrNonce); |
|
754 |
signature = sig.sign(); |
|
755 |
} |
|
756 |
||
757 |
/* |
|
758 |
* Construct a DH_ServerKeyExchange message from an input |
|
759 |
* stream, as if sent from server to client for use with |
|
760 |
* DH_anon key exchange |
|
761 |
*/ |
|
7043 | 762 |
DH_ServerKeyExchange(HandshakeInStream input, |
16080 | 763 |
ProtocolVersion protocolVersion) |
764 |
throws IOException, GeneralSecurityException { |
|
7043 | 765 |
|
766 |
this.protocolVersion = protocolVersion; |
|
767 |
this.preferableSignatureAlgorithm = null; |
|
768 |
||
2 | 769 |
dh_p = input.getBytes16(); |
770 |
dh_g = input.getBytes16(); |
|
771 |
dh_Ys = input.getBytes16(); |
|
16080 | 772 |
KeyUtil.validate(new DHPublicKeySpec(new BigInteger(1, dh_Ys), |
773 |
new BigInteger(1, dh_p), |
|
774 |
new BigInteger(1, dh_g))); |
|
775 |
||
2 | 776 |
signature = null; |
777 |
} |
|
778 |
||
779 |
/* |
|
780 |
* Construct a DH_ServerKeyExchange message from an input stream |
|
781 |
* and a certificate, as if sent from server to client for use with |
|
782 |
* DHE_DSS or DHE_RSA key exchange. (Called by client.) |
|
783 |
*/ |
|
784 |
DH_ServerKeyExchange(HandshakeInStream input, PublicKey publicKey, |
|
7043 | 785 |
byte clntNonce[], byte svrNonce[], int messageSize, |
786 |
Collection<SignatureAndHashAlgorithm> localSupportedSignAlgs, |
|
787 |
ProtocolVersion protocolVersion) |
|
2 | 788 |
throws IOException, GeneralSecurityException { |
789 |
||
7043 | 790 |
this.protocolVersion = protocolVersion; |
791 |
||
792 |
// read params: ServerDHParams |
|
2 | 793 |
dh_p = input.getBytes16(); |
794 |
dh_g = input.getBytes16(); |
|
795 |
dh_Ys = input.getBytes16(); |
|
16080 | 796 |
KeyUtil.validate(new DHPublicKeySpec(new BigInteger(1, dh_Ys), |
797 |
new BigInteger(1, dh_p), |
|
798 |
new BigInteger(1, dh_g))); |
|
2 | 799 |
|
7043 | 800 |
// read the signature and hash algorithm |
801 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
802 |
int hash = input.getInt8(); // hash algorithm |
|
803 |
int signature = input.getInt8(); // signature algorithm |
|
804 |
||
805 |
preferableSignatureAlgorithm = |
|
806 |
SignatureAndHashAlgorithm.valueOf(hash, signature, 0); |
|
807 |
||
808 |
// Is it a local supported signature algorithm? |
|
809 |
if (!localSupportedSignAlgs.contains( |
|
810 |
preferableSignatureAlgorithm)) { |
|
811 |
throw new SSLHandshakeException( |
|
812 |
"Unsupported SignatureAndHashAlgorithm in " + |
|
813 |
"ServerKeyExchange message"); |
|
814 |
} |
|
815 |
} else { |
|
816 |
this.preferableSignatureAlgorithm = null; |
|
817 |
} |
|
818 |
||
819 |
// read the signature |
|
2 | 820 |
byte signature[]; |
821 |
if (dhKeyExchangeFix) { |
|
822 |
signature = input.getBytes16(); |
|
823 |
} else { |
|
824 |
messageSize -= (dh_p.length + 2); |
|
825 |
messageSize -= (dh_g.length + 2); |
|
826 |
messageSize -= (dh_Ys.length + 2); |
|
827 |
||
828 |
signature = new byte[messageSize]; |
|
829 |
input.read(signature); |
|
830 |
} |
|
831 |
||
832 |
Signature sig; |
|
833 |
String algorithm = publicKey.getAlgorithm(); |
|
7043 | 834 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
835 |
sig = JsseJce.getSignature( |
|
836 |
preferableSignatureAlgorithm.getAlgorithmName()); |
|
2 | 837 |
} else { |
10336
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
838 |
switch (algorithm) { |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
839 |
case "DSA": |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
840 |
sig = JsseJce.getSignature(JsseJce.SIGNATURE_DSA); |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
841 |
break; |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
842 |
case "RSA": |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
843 |
sig = RSASignature.getInstance(); |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
844 |
break; |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
845 |
default: |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
846 |
throw new SSLKeyException("neither an RSA or a DSA key"); |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
847 |
} |
2 | 848 |
} |
849 |
||
850 |
sig.initVerify(publicKey); |
|
851 |
updateSignature(sig, clntNonce, svrNonce); |
|
852 |
||
853 |
if (sig.verify(signature) == false ) { |
|
854 |
throw new SSLKeyException("Server D-H key verification failed"); |
|
855 |
} |
|
856 |
} |
|
857 |
||
8991
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changeset
|
858 |
/* Return the Diffie-Hellman modulus */ |
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diff
changeset
|
859 |
BigInteger getModulus() { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
860 |
return new BigInteger(1, dh_p); |
7df5283fd3b8
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changeset
|
861 |
} |
7df5283fd3b8
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diff
changeset
|
862 |
|
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
863 |
/* Return the Diffie-Hellman base/generator */ |
7df5283fd3b8
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diff
changeset
|
864 |
BigInteger getBase() { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
865 |
return new BigInteger(1, dh_g); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
866 |
} |
7df5283fd3b8
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diff
changeset
|
867 |
|
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
868 |
/* Return the server's Diffie-Hellman public key */ |
7df5283fd3b8
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diff
changeset
|
869 |
BigInteger getServerPublicKey() { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
870 |
return new BigInteger(1, dh_Ys); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
871 |
} |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
872 |
|
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
873 |
/* |
7df5283fd3b8
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changeset
|
874 |
* Update sig with nonces and Diffie-Hellman public key. |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
875 |
*/ |
7df5283fd3b8
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changeset
|
876 |
private void updateSignature(Signature sig, byte clntNonce[], |
7df5283fd3b8
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changeset
|
877 |
byte svrNonce[]) throws SignatureException { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
878 |
int tmp; |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
879 |
|
7df5283fd3b8
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diff
changeset
|
880 |
sig.update(clntNonce); |
7df5283fd3b8
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changeset
|
881 |
sig.update(svrNonce); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
882 |
|
7df5283fd3b8
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changeset
|
883 |
tmp = dh_p.length; |
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7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
884 |
sig.update((byte)(tmp >> 8)); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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changeset
|
885 |
sig.update((byte)(tmp & 0x0ff)); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
886 |
sig.update(dh_p); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
887 |
|
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
888 |
tmp = dh_g.length; |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
889 |
sig.update((byte)(tmp >> 8)); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
890 |
sig.update((byte)(tmp & 0x0ff)); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
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diff
changeset
|
891 |
sig.update(dh_g); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
892 |
|
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
893 |
tmp = dh_Ys.length; |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
894 |
sig.update((byte)(tmp >> 8)); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
895 |
sig.update((byte)(tmp & 0x0ff)); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
896 |
sig.update(dh_Ys); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
897 |
} |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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parents:
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diff
changeset
|
898 |
|
7df5283fd3b8
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diff
changeset
|
899 |
private void setValues(DHCrypt obj) { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
900 |
dh_p = toByteArray(obj.getModulus()); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
901 |
dh_g = toByteArray(obj.getBase()); |
7df5283fd3b8
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changeset
|
902 |
dh_Ys = toByteArray(obj.getPublicKey()); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
903 |
} |
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parents:
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diff
changeset
|
904 |
|
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
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diff
changeset
|
905 |
@Override |
2 | 906 |
int messageLength() { |
907 |
int temp = 6; // overhead for p, g, y(s) values. |
|
908 |
||
909 |
temp += dh_p.length; |
|
910 |
temp += dh_g.length; |
|
911 |
temp += dh_Ys.length; |
|
7043 | 912 |
|
2 | 913 |
if (signature != null) { |
7043 | 914 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
915 |
temp += SignatureAndHashAlgorithm.sizeInRecord(); |
|
916 |
} |
|
917 |
||
2 | 918 |
temp += signature.length; |
919 |
if (dhKeyExchangeFix) { |
|
920 |
temp += 2; |
|
921 |
} |
|
922 |
} |
|
7043 | 923 |
|
2 | 924 |
return temp; |
925 |
} |
|
926 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
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diff
changeset
|
927 |
@Override |
2 | 928 |
void send(HandshakeOutStream s) throws IOException { |
929 |
s.putBytes16(dh_p); |
|
930 |
s.putBytes16(dh_g); |
|
931 |
s.putBytes16(dh_Ys); |
|
7043 | 932 |
|
2 | 933 |
if (signature != null) { |
7043 | 934 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
935 |
s.putInt8(preferableSignatureAlgorithm.getHashValue()); |
|
936 |
s.putInt8(preferableSignatureAlgorithm.getSignatureValue()); |
|
937 |
} |
|
938 |
||
2 | 939 |
if (dhKeyExchangeFix) { |
940 |
s.putBytes16(signature); |
|
941 |
} else { |
|
942 |
s.write(signature); |
|
943 |
} |
|
944 |
} |
|
945 |
} |
|
946 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
947 |
@Override |
2 | 948 |
void print(PrintStream s) throws IOException { |
949 |
s.println("*** Diffie-Hellman ServerKeyExchange"); |
|
950 |
||
951 |
if (debug != null && Debug.isOn("verbose")) { |
|
952 |
Debug.println(s, "DH Modulus", dh_p); |
|
953 |
Debug.println(s, "DH Base", dh_g); |
|
954 |
Debug.println(s, "Server DH Public Key", dh_Ys); |
|
955 |
||
956 |
if (signature == null) { |
|
957 |
s.println("Anonymous"); |
|
958 |
} else { |
|
7043 | 959 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
960 |
s.println("Signature Algorithm " + |
|
961 |
preferableSignatureAlgorithm.getAlgorithmName()); |
|
962 |
} |
|
963 |
||
2 | 964 |
s.println("Signed with a DSA or RSA public key"); |
965 |
} |
|
966 |
} |
|
967 |
} |
|
968 |
} |
|
969 |
||
970 |
/* |
|
971 |
* ECDH server key exchange message. Sent by the server for ECDHE and ECDH_anon |
|
972 |
* ciphersuites to communicate its ephemeral public key (including the |
|
973 |
* EC domain parameters). |
|
974 |
* |
|
975 |
* We support named curves only, no explicitly encoded curves. |
|
976 |
*/ |
|
977 |
static final |
|
8991
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
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diff
changeset
|
978 |
class ECDH_ServerKeyExchange extends ServerKeyExchange { |
2 | 979 |
|
980 |
// constants for ECCurveType |
|
981 |
private final static int CURVE_EXPLICIT_PRIME = 1; |
|
982 |
private final static int CURVE_EXPLICIT_CHAR2 = 2; |
|
983 |
private final static int CURVE_NAMED_CURVE = 3; |
|
984 |
||
985 |
// id of the curve we are using |
|
986 |
private int curveId; |
|
987 |
// encoded public point |
|
988 |
private byte[] pointBytes; |
|
989 |
||
990 |
// signature bytes (or null if anonymous) |
|
991 |
private byte[] signatureBytes; |
|
992 |
||
993 |
// public key object encapsulated in this message |
|
994 |
private ECPublicKey publicKey; |
|
995 |
||
7043 | 996 |
// protocol version being established using this ServerKeyExchange message |
997 |
ProtocolVersion protocolVersion; |
|
998 |
||
999 |
// the preferable signature algorithm used by this ServerKeyExchange message |
|
1000 |
private SignatureAndHashAlgorithm preferableSignatureAlgorithm; |
|
1001 |
||
2 | 1002 |
ECDH_ServerKeyExchange(ECDHCrypt obj, PrivateKey privateKey, |
7043 | 1003 |
byte[] clntNonce, byte[] svrNonce, SecureRandom sr, |
1004 |
SignatureAndHashAlgorithm signAlgorithm, |
|
1005 |
ProtocolVersion protocolVersion) throws GeneralSecurityException { |
|
1006 |
||
1007 |
this.protocolVersion = protocolVersion; |
|
1008 |
||
2 | 1009 |
publicKey = (ECPublicKey)obj.getPublicKey(); |
1010 |
ECParameterSpec params = publicKey.getParams(); |
|
1011 |
ECPoint point = publicKey.getW(); |
|
1012 |
pointBytes = JsseJce.encodePoint(point, params.getCurve()); |
|
1013 |
curveId = SupportedEllipticCurvesExtension.getCurveIndex(params); |
|
1014 |
||
1015 |
if (privateKey == null) { |
|
1016 |
// ECDH_anon |
|
1017 |
return; |
|
1018 |
} |
|
1019 |
||
7043 | 1020 |
Signature sig; |
1021 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1022 |
this.preferableSignatureAlgorithm = signAlgorithm; |
|
1023 |
sig = JsseJce.getSignature(signAlgorithm.getAlgorithmName()); |
|
1024 |
} else { |
|
1025 |
sig = getSignature(privateKey.getAlgorithm()); |
|
1026 |
} |
|
1027 |
sig.initSign(privateKey); // where is the SecureRandom? |
|
2 | 1028 |
|
1029 |
updateSignature(sig, clntNonce, svrNonce); |
|
1030 |
signatureBytes = sig.sign(); |
|
1031 |
} |
|
1032 |
||
1033 |
/* |
|
1034 |
* Parse an ECDH server key exchange message. |
|
1035 |
*/ |
|
1036 |
ECDH_ServerKeyExchange(HandshakeInStream input, PublicKey signingKey, |
|
7043 | 1037 |
byte[] clntNonce, byte[] svrNonce, |
1038 |
Collection<SignatureAndHashAlgorithm> localSupportedSignAlgs, |
|
1039 |
ProtocolVersion protocolVersion) |
|
2 | 1040 |
throws IOException, GeneralSecurityException { |
7043 | 1041 |
|
1042 |
this.protocolVersion = protocolVersion; |
|
1043 |
||
1044 |
// read params: ServerECDHParams |
|
2 | 1045 |
int curveType = input.getInt8(); |
1046 |
ECParameterSpec parameters; |
|
1047 |
// These parsing errors should never occur as we negotiated |
|
1048 |
// the supported curves during the exchange of the Hello messages. |
|
1049 |
if (curveType == CURVE_NAMED_CURVE) { |
|
1050 |
curveId = input.getInt16(); |
|
7043 | 1051 |
if (SupportedEllipticCurvesExtension.isSupported(curveId) |
1052 |
== false) { |
|
1053 |
throw new SSLHandshakeException( |
|
1054 |
"Unsupported curveId: " + curveId); |
|
2 | 1055 |
} |
7043 | 1056 |
String curveOid = |
1057 |
SupportedEllipticCurvesExtension.getCurveOid(curveId); |
|
2 | 1058 |
if (curveOid == null) { |
7043 | 1059 |
throw new SSLHandshakeException( |
1060 |
"Unknown named curve: " + curveId); |
|
2 | 1061 |
} |
1062 |
parameters = JsseJce.getECParameterSpec(curveOid); |
|
1063 |
if (parameters == null) { |
|
7043 | 1064 |
throw new SSLHandshakeException( |
1065 |
"Unsupported curve: " + curveOid); |
|
2 | 1066 |
} |
1067 |
} else { |
|
7043 | 1068 |
throw new SSLHandshakeException( |
1069 |
"Unsupported ECCurveType: " + curveType); |
|
2 | 1070 |
} |
1071 |
pointBytes = input.getBytes8(); |
|
1072 |
||
1073 |
ECPoint point = JsseJce.decodePoint(pointBytes, parameters.getCurve()); |
|
1074 |
KeyFactory factory = JsseJce.getKeyFactory("EC"); |
|
7043 | 1075 |
publicKey = (ECPublicKey)factory.generatePublic( |
1076 |
new ECPublicKeySpec(point, parameters)); |
|
2 | 1077 |
|
1078 |
if (signingKey == null) { |
|
1079 |
// ECDH_anon |
|
1080 |
return; |
|
1081 |
} |
|
1082 |
||
7043 | 1083 |
// read the signature and hash algorithm |
1084 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1085 |
int hash = input.getInt8(); // hash algorithm |
|
1086 |
int signature = input.getInt8(); // signature algorithm |
|
1087 |
||
1088 |
preferableSignatureAlgorithm = |
|
1089 |
SignatureAndHashAlgorithm.valueOf(hash, signature, 0); |
|
1090 |
||
1091 |
// Is it a local supported signature algorithm? |
|
1092 |
if (!localSupportedSignAlgs.contains( |
|
1093 |
preferableSignatureAlgorithm)) { |
|
1094 |
throw new SSLHandshakeException( |
|
1095 |
"Unsupported SignatureAndHashAlgorithm in " + |
|
1096 |
"ServerKeyExchange message"); |
|
1097 |
} |
|
1098 |
} |
|
1099 |
||
1100 |
// read the signature |
|
2 | 1101 |
signatureBytes = input.getBytes16(); |
7043 | 1102 |
|
1103 |
// verify the signature |
|
1104 |
Signature sig; |
|
1105 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1106 |
sig = JsseJce.getSignature( |
|
1107 |
preferableSignatureAlgorithm.getAlgorithmName()); |
|
1108 |
} else { |
|
1109 |
sig = getSignature(signingKey.getAlgorithm()); |
|
1110 |
} |
|
2 | 1111 |
sig.initVerify(signingKey); |
1112 |
||
1113 |
updateSignature(sig, clntNonce, svrNonce); |
|
1114 |
||
1115 |
if (sig.verify(signatureBytes) == false ) { |
|
7043 | 1116 |
throw new SSLKeyException( |
1117 |
"Invalid signature on ECDH server key exchange message"); |
|
2 | 1118 |
} |
1119 |
} |
|
1120 |
||
1121 |
/* |
|
1122 |
* Get the ephemeral EC public key encapsulated in this message. |
|
1123 |
*/ |
|
1124 |
ECPublicKey getPublicKey() { |
|
1125 |
return publicKey; |
|
1126 |
} |
|
1127 |
||
7043 | 1128 |
private static Signature getSignature(String keyAlgorithm) |
1129 |
throws NoSuchAlgorithmException { |
|
10336
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
1130 |
switch (keyAlgorithm) { |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
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diff
changeset
|
1131 |
case "EC": |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
1132 |
return JsseJce.getSignature(JsseJce.SIGNATURE_ECDSA); |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
1133 |
case "RSA": |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
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diff
changeset
|
1134 |
return RSASignature.getInstance(); |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
1135 |
default: |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
1136 |
throw new NoSuchAlgorithmException("neither an RSA or a EC key"); |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
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diff
changeset
|
1137 |
} |
2 | 1138 |
} |
1139 |
||
1140 |
private void updateSignature(Signature sig, byte clntNonce[], |
|
1141 |
byte svrNonce[]) throws SignatureException { |
|
1142 |
sig.update(clntNonce); |
|
1143 |
sig.update(svrNonce); |
|
1144 |
||
1145 |
sig.update((byte)CURVE_NAMED_CURVE); |
|
1146 |
sig.update((byte)(curveId >> 8)); |
|
1147 |
sig.update((byte)curveId); |
|
1148 |
sig.update((byte)pointBytes.length); |
|
1149 |
sig.update(pointBytes); |
|
1150 |
} |
|
1151 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
1152 |
@Override |
2 | 1153 |
int messageLength() { |
8991
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1154 |
int sigLen = 0; |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1155 |
if (signatureBytes != null) { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1156 |
sigLen = 2 + signatureBytes.length; |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1157 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1158 |
sigLen += SignatureAndHashAlgorithm.sizeInRecord(); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1159 |
} |
7043 | 1160 |
} |
1161 |
||
2 | 1162 |
return 4 + pointBytes.length + sigLen; |
1163 |
} |
|
1164 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
1165 |
@Override |
2 | 1166 |
void send(HandshakeOutStream s) throws IOException { |
1167 |
s.putInt8(CURVE_NAMED_CURVE); |
|
1168 |
s.putInt16(curveId); |
|
1169 |
s.putBytes8(pointBytes); |
|
7043 | 1170 |
|
2 | 1171 |
if (signatureBytes != null) { |
8991
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1172 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1173 |
s.putInt8(preferableSignatureAlgorithm.getHashValue()); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1174 |
s.putInt8(preferableSignatureAlgorithm.getSignatureValue()); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1175 |
} |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1176 |
|
2 | 1177 |
s.putBytes16(signatureBytes); |
1178 |
} |
|
1179 |
} |
|
1180 |
||
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
1181 |
@Override |
2 | 1182 |
void print(PrintStream s) throws IOException { |
1183 |
s.println("*** ECDH ServerKeyExchange"); |
|
1184 |
||
1185 |
if (debug != null && Debug.isOn("verbose")) { |
|
8991
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1186 |
if (signatureBytes == null) { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1187 |
s.println("Anonymous"); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1188 |
} else { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1189 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1190 |
s.println("Signature Algorithm " + |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1191 |
preferableSignatureAlgorithm.getAlgorithmName()); |
7df5283fd3b8
7027797: take care of ECDH_anon/DH_anon server key exchange for TLS 1.2
xuelei
parents:
7990
diff
changeset
|
1192 |
} |
7043 | 1193 |
} |
1194 |
||
2 | 1195 |
s.println("Server key: " + publicKey); |
1196 |
} |
|
1197 |
} |
|
1198 |
} |
|
1199 |
||
1200 |
static final class DistinguishedName { |
|
1201 |
||
1202 |
/* |
|
1203 |
* DER encoded distinguished name. |
|
1204 |
* TLS requires that its not longer than 65535 bytes. |
|
1205 |
*/ |
|
1206 |
byte name[]; |
|
1207 |
||
1208 |
DistinguishedName(HandshakeInStream input) throws IOException { |
|
1209 |
name = input.getBytes16(); |
|
1210 |
} |
|
1211 |
||
1212 |
DistinguishedName(X500Principal dn) { |
|
1213 |
name = dn.getEncoded(); |
|
1214 |
} |
|
1215 |
||
1216 |
X500Principal getX500Principal() throws IOException { |
|
1217 |
try { |
|
1218 |
return new X500Principal(name); |
|
1219 |
} catch (IllegalArgumentException e) { |
|
7043 | 1220 |
throw (SSLProtocolException)new SSLProtocolException( |
1221 |
e.getMessage()).initCause(e); |
|
2 | 1222 |
} |
1223 |
} |
|
1224 |
||
1225 |
int length() { |
|
1226 |
return 2 + name.length; |
|
1227 |
} |
|
1228 |
||
1229 |
void send(HandshakeOutStream output) throws IOException { |
|
1230 |
output.putBytes16(name); |
|
1231 |
} |
|
1232 |
||
1233 |
void print(PrintStream output) throws IOException { |
|
1234 |
X500Principal principal = new X500Principal(name); |
|
1235 |
output.println("<" + principal.toString() + ">"); |
|
1236 |
} |
|
1237 |
} |
|
1238 |
||
1239 |
/* |
|
1240 |
* CertificateRequest ... SERVER --> CLIENT |
|
1241 |
* |
|
1242 |
* Authenticated servers may ask clients to authenticate themselves |
|
1243 |
* in turn, using this message. |
|
7043 | 1244 |
* |
1245 |
* Prior to TLS 1.2, the structure of the message is defined as: |
|
1246 |
* struct { |
|
1247 |
* ClientCertificateType certificate_types<1..2^8-1>; |
|
1248 |
* DistinguishedName certificate_authorities<0..2^16-1>; |
|
1249 |
* } CertificateRequest; |
|
1250 |
* |
|
1251 |
* In TLS 1.2, the structure is changed to: |
|
1252 |
* struct { |
|
1253 |
* ClientCertificateType certificate_types<1..2^8-1>; |
|
1254 |
* SignatureAndHashAlgorithm |
|
1255 |
* supported_signature_algorithms<2^16-1>; |
|
1256 |
* DistinguishedName certificate_authorities<0..2^16-1>; |
|
1257 |
* } CertificateRequest; |
|
1258 |
* |
|
2 | 1259 |
*/ |
1260 |
static final |
|
1261 |
class CertificateRequest extends HandshakeMessage |
|
1262 |
{ |
|
1263 |
// enum ClientCertificateType |
|
1264 |
static final int cct_rsa_sign = 1; |
|
1265 |
static final int cct_dss_sign = 2; |
|
1266 |
static final int cct_rsa_fixed_dh = 3; |
|
1267 |
static final int cct_dss_fixed_dh = 4; |
|
1268 |
||
1269 |
// The existance of these two values is a bug in the SSL specification. |
|
1270 |
// They are never used in the protocol. |
|
1271 |
static final int cct_rsa_ephemeral_dh = 5; |
|
1272 |
static final int cct_dss_ephemeral_dh = 6; |
|
1273 |
||
1274 |
// From RFC 4492 (ECC) |
|
1275 |
static final int cct_ecdsa_sign = 64; |
|
1276 |
static final int cct_rsa_fixed_ecdh = 65; |
|
1277 |
static final int cct_ecdsa_fixed_ecdh = 66; |
|
1278 |
||
1279 |
private final static byte[] TYPES_NO_ECC = { cct_rsa_sign, cct_dss_sign }; |
|
1280 |
private final static byte[] TYPES_ECC = |
|
1281 |
{ cct_rsa_sign, cct_dss_sign, cct_ecdsa_sign }; |
|
1282 |
||
1283 |
byte types []; // 1 to 255 types |
|
1284 |
DistinguishedName authorities []; // 3 to 2^16 - 1 |
|
1285 |
// ... "3" because that's the smallest DER-encoded X500 DN |
|
1286 |
||
7043 | 1287 |
// protocol version being established using this CertificateRequest message |
1288 |
ProtocolVersion protocolVersion; |
|
1289 |
||
1290 |
// supported_signature_algorithms for TLS 1.2 or later |
|
1291 |
private Collection<SignatureAndHashAlgorithm> algorithms; |
|
1292 |
||
1293 |
// length of supported_signature_algorithms |
|
1294 |
private int algorithmsLen; |
|
1295 |
||
1296 |
CertificateRequest(X509Certificate ca[], KeyExchange keyExchange, |
|
1297 |
Collection<SignatureAndHashAlgorithm> signAlgs, |
|
1298 |
ProtocolVersion protocolVersion) throws IOException { |
|
1299 |
||
1300 |
this.protocolVersion = protocolVersion; |
|
1301 |
||
2 | 1302 |
// always use X500Principal |
1303 |
authorities = new DistinguishedName[ca.length]; |
|
1304 |
for (int i = 0; i < ca.length; i++) { |
|
1305 |
X500Principal x500Principal = ca[i].getSubjectX500Principal(); |
|
1306 |
authorities[i] = new DistinguishedName(x500Principal); |
|
1307 |
} |
|
1308 |
// we support RSA, DSS, and ECDSA client authentication and they |
|
1309 |
// can be used with all ciphersuites. If this changes, the code |
|
1310 |
// needs to be adapted to take keyExchange into account. |
|
1311 |
// We only request ECDSA client auth if we have ECC crypto available. |
|
1312 |
this.types = JsseJce.isEcAvailable() ? TYPES_ECC : TYPES_NO_ECC; |
|
7043 | 1313 |
|
1314 |
// Use supported_signature_algorithms for TLS 1.2 or later. |
|
1315 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1316 |
if (signAlgs == null || signAlgs.isEmpty()) { |
|
1317 |
throw new SSLProtocolException( |
|
1318 |
"No supported signature algorithms"); |
|
1319 |
} |
|
1320 |
||
1321 |
algorithms = new ArrayList<SignatureAndHashAlgorithm>(signAlgs); |
|
1322 |
algorithmsLen = |
|
1323 |
SignatureAndHashAlgorithm.sizeInRecord() * algorithms.size(); |
|
1324 |
} else { |
|
1325 |
algorithms = new ArrayList<SignatureAndHashAlgorithm>(); |
|
1326 |
algorithmsLen = 0; |
|
1327 |
} |
|
2 | 1328 |
} |
1329 |
||
7043 | 1330 |
CertificateRequest(HandshakeInStream input, |
1331 |
ProtocolVersion protocolVersion) throws IOException { |
|
1332 |
||
1333 |
this.protocolVersion = protocolVersion; |
|
1334 |
||
1335 |
// Read the certificate_types. |
|
2 | 1336 |
types = input.getBytes8(); |
7043 | 1337 |
|
1338 |
// Read the supported_signature_algorithms for TLS 1.2 or later. |
|
1339 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1340 |
algorithmsLen = input.getInt16(); |
|
1341 |
if (algorithmsLen < 2) { |
|
1342 |
throw new SSLProtocolException( |
|
1343 |
"Invalid supported_signature_algorithms field"); |
|
1344 |
} |
|
1345 |
||
1346 |
algorithms = new ArrayList<SignatureAndHashAlgorithm>(); |
|
1347 |
int remains = algorithmsLen; |
|
1348 |
int sequence = 0; |
|
1349 |
while (remains > 1) { // needs at least two bytes |
|
1350 |
int hash = input.getInt8(); // hash algorithm |
|
1351 |
int signature = input.getInt8(); // signature algorithm |
|
1352 |
||
1353 |
SignatureAndHashAlgorithm algorithm = |
|
1354 |
SignatureAndHashAlgorithm.valueOf(hash, signature, |
|
1355 |
++sequence); |
|
1356 |
algorithms.add(algorithm); |
|
1357 |
remains -= 2; // one byte for hash, one byte for signature |
|
1358 |
} |
|
1359 |
||
1360 |
if (remains != 0) { |
|
1361 |
throw new SSLProtocolException( |
|
1362 |
"Invalid supported_signature_algorithms field"); |
|
1363 |
} |
|
1364 |
} else { |
|
1365 |
algorithms = new ArrayList<SignatureAndHashAlgorithm>(); |
|
1366 |
algorithmsLen = 0; |
|
1367 |
} |
|
1368 |
||
1369 |
// read the certificate_authorities |
|
2 | 1370 |
int len = input.getInt16(); |
7990 | 1371 |
ArrayList<DistinguishedName> v = new ArrayList<>(); |
2 | 1372 |
while (len >= 3) { |
1373 |
DistinguishedName dn = new DistinguishedName(input); |
|
1374 |
v.add(dn); |
|
1375 |
len -= dn.length(); |
|
1376 |
} |
|
1377 |
||
1378 |
if (len != 0) { |
|
1379 |
throw new SSLProtocolException("Bad CertificateRequest DN length"); |
|
1380 |
} |
|
1381 |
||
1382 |
authorities = v.toArray(new DistinguishedName[v.size()]); |
|
1383 |
} |
|
1384 |
||
1385 |
X500Principal[] getAuthorities() throws IOException { |
|
1386 |
X500Principal[] ret = new X500Principal[authorities.length]; |
|
1387 |
for (int i = 0; i < authorities.length; i++) { |
|
1388 |
ret[i] = authorities[i].getX500Principal(); |
|
1389 |
} |
|
1390 |
return ret; |
|
1391 |
} |
|
1392 |
||
7043 | 1393 |
Collection<SignatureAndHashAlgorithm> getSignAlgorithms() { |
1394 |
return algorithms; |
|
1395 |
} |
|
1396 |
||
1397 |
@Override |
|
1398 |
int messageType() { |
|
1399 |
return ht_certificate_request; |
|
1400 |
} |
|
2 | 1401 |
|
7043 | 1402 |
@Override |
1403 |
int messageLength() { |
|
1404 |
int len = 1 + types.length + 2; |
|
1405 |
||
1406 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1407 |
len += algorithmsLen + 2; |
|
1408 |
} |
|
1409 |
||
1410 |
for (int i = 0; i < authorities.length; i++) { |
|
2 | 1411 |
len += authorities[i].length(); |
7043 | 1412 |
} |
1413 |
||
2 | 1414 |
return len; |
1415 |
} |
|
1416 |
||
7043 | 1417 |
@Override |
1418 |
void send(HandshakeOutStream output) throws IOException { |
|
1419 |
// put certificate_types |
|
1420 |
output.putBytes8(types); |
|
2 | 1421 |
|
7043 | 1422 |
// put supported_signature_algorithms |
1423 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1424 |
output.putInt16(algorithmsLen); |
|
1425 |
for (SignatureAndHashAlgorithm algorithm : algorithms) { |
|
1426 |
output.putInt8(algorithm.getHashValue()); // hash |
|
1427 |
output.putInt8(algorithm.getSignatureValue()); // signature |
|
1428 |
} |
|
1429 |
} |
|
1430 |
||
1431 |
// put certificate_authorities |
|
1432 |
int len = 0; |
|
1433 |
for (int i = 0; i < authorities.length; i++) { |
|
2 | 1434 |
len += authorities[i].length(); |
7043 | 1435 |
} |
2 | 1436 |
|
1437 |
output.putInt16(len); |
|
7043 | 1438 |
for (int i = 0; i < authorities.length; i++) { |
2 | 1439 |
authorities[i].send(output); |
7043 | 1440 |
} |
2 | 1441 |
} |
1442 |
||
7043 | 1443 |
@Override |
1444 |
void print(PrintStream s) throws IOException { |
|
2 | 1445 |
s.println("*** CertificateRequest"); |
1446 |
||
1447 |
if (debug != null && Debug.isOn("verbose")) { |
|
1448 |
s.print("Cert Types: "); |
|
1449 |
for (int i = 0; i < types.length; i++) { |
|
1450 |
switch (types[i]) { |
|
1451 |
case cct_rsa_sign: |
|
1452 |
s.print("RSA"); break; |
|
1453 |
case cct_dss_sign: |
|
1454 |
s.print("DSS"); break; |
|
1455 |
case cct_rsa_fixed_dh: |
|
1456 |
s.print("Fixed DH (RSA sig)"); break; |
|
1457 |
case cct_dss_fixed_dh: |
|
1458 |
s.print("Fixed DH (DSS sig)"); break; |
|
1459 |
case cct_rsa_ephemeral_dh: |
|
1460 |
s.print("Ephemeral DH (RSA sig)"); break; |
|
1461 |
case cct_dss_ephemeral_dh: |
|
1462 |
s.print("Ephemeral DH (DSS sig)"); break; |
|
1463 |
case cct_ecdsa_sign: |
|
1464 |
s.print("ECDSA"); break; |
|
1465 |
case cct_rsa_fixed_ecdh: |
|
1466 |
s.print("Fixed ECDH (RSA sig)"); break; |
|
1467 |
case cct_ecdsa_fixed_ecdh: |
|
1468 |
s.print("Fixed ECDH (ECDSA sig)"); break; |
|
1469 |
default: |
|
1470 |
s.print("Type-" + (types[i] & 0xff)); break; |
|
1471 |
} |
|
1472 |
if (i != types.length - 1) { |
|
1473 |
s.print(", "); |
|
1474 |
} |
|
1475 |
} |
|
1476 |
s.println(); |
|
1477 |
||
7043 | 1478 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
24969
afa6934dd8e8
8041679: Replace uses of StringBuffer with StringBuilder within core library classes
psandoz
parents:
16100
diff
changeset
|
1479 |
StringBuilder sb = new StringBuilder(); |
7043 | 1480 |
boolean opened = false; |
1481 |
for (SignatureAndHashAlgorithm signAlg : algorithms) { |
|
1482 |
if (opened) { |
|
27957
24b4e6082f19
8055723: Replace concat String to append in StringBuilder parameters (dev)
weijun
parents:
27804
diff
changeset
|
1483 |
sb.append(", ").append(signAlg.getAlgorithmName()); |
7043 | 1484 |
} else { |
24969
afa6934dd8e8
8041679: Replace uses of StringBuffer with StringBuilder within core library classes
psandoz
parents:
16100
diff
changeset
|
1485 |
sb.append(signAlg.getAlgorithmName()); |
7043 | 1486 |
opened = true; |
1487 |
} |
|
1488 |
} |
|
24969
afa6934dd8e8
8041679: Replace uses of StringBuffer with StringBuilder within core library classes
psandoz
parents:
16100
diff
changeset
|
1489 |
s.println("Supported Signature Algorithms: " + sb); |
7043 | 1490 |
} |
1491 |
||
2 | 1492 |
s.println("Cert Authorities:"); |
7039 | 1493 |
if (authorities.length == 0) { |
1494 |
s.println("<Empty>"); |
|
1495 |
} else { |
|
1496 |
for (int i = 0; i < authorities.length; i++) { |
|
1497 |
authorities[i].print(s); |
|
1498 |
} |
|
1499 |
} |
|
2 | 1500 |
} |
1501 |
} |
|
1502 |
} |
|
1503 |
||
1504 |
||
1505 |
/* |
|
1506 |
* ServerHelloDone ... SERVER --> CLIENT |
|
1507 |
* |
|
1508 |
* When server's done sending its messages in response to the client's |
|
1509 |
* "hello" (e.g. its own hello, certificate, key exchange message, perhaps |
|
1510 |
* client certificate request) it sends this message to flag that it's |
|
1511 |
* done that part of the handshake. |
|
1512 |
*/ |
|
1513 |
static final |
|
1514 |
class ServerHelloDone extends HandshakeMessage |
|
1515 |
{ |
|
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
1516 |
@Override |
2 | 1517 |
int messageType() { return ht_server_hello_done; } |
1518 |
||
1519 |
ServerHelloDone() { } |
|
1520 |
||
1521 |
ServerHelloDone(HandshakeInStream input) |
|
1522 |
{ |
|
1523 |
// nothing to do |
|
1524 |
} |
|
1525 |
||
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|
1526 |
@Override |
2 | 1527 |
int messageLength() |
1528 |
{ |
|
1529 |
return 0; |
|
1530 |
} |
|
1531 |
||
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diff
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|
1532 |
@Override |
2 | 1533 |
void send(HandshakeOutStream s) throws IOException |
1534 |
{ |
|
1535 |
// nothing to send |
|
1536 |
} |
|
1537 |
||
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diff
changeset
|
1538 |
@Override |
2 | 1539 |
void print(PrintStream s) throws IOException |
1540 |
{ |
|
1541 |
s.println("*** ServerHelloDone"); |
|
1542 |
} |
|
1543 |
} |
|
1544 |
||
1545 |
||
1546 |
/* |
|
1547 |
* CertificateVerify ... CLIENT --> SERVER |
|
1548 |
* |
|
1549 |
* Sent after client sends signature-capable certificates (e.g. not |
|
1550 |
* Diffie-Hellman) to verify. |
|
1551 |
*/ |
|
1552 |
static final class CertificateVerify extends HandshakeMessage { |
|
1553 |
||
7043 | 1554 |
// the signature bytes |
1555 |
private byte[] signature; |
|
2 | 1556 |
|
7043 | 1557 |
// protocol version being established using this ServerKeyExchange message |
1558 |
ProtocolVersion protocolVersion; |
|
1559 |
||
1560 |
// the preferable signature algorithm used by this CertificateVerify message |
|
1561 |
private SignatureAndHashAlgorithm preferableSignatureAlgorithm = null; |
|
2 | 1562 |
|
1563 |
/* |
|
1564 |
* Create an RSA or DSA signed certificate verify message. |
|
1565 |
*/ |
|
7043 | 1566 |
CertificateVerify(ProtocolVersion protocolVersion, |
1567 |
HandshakeHash handshakeHash, PrivateKey privateKey, |
|
1568 |
SecretKey masterSecret, SecureRandom sr, |
|
1569 |
SignatureAndHashAlgorithm signAlgorithm) |
|
1570 |
throws GeneralSecurityException { |
|
1571 |
||
1572 |
this.protocolVersion = protocolVersion; |
|
1573 |
||
2 | 1574 |
String algorithm = privateKey.getAlgorithm(); |
7043 | 1575 |
Signature sig = null; |
1576 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1577 |
this.preferableSignatureAlgorithm = signAlgorithm; |
|
1578 |
sig = JsseJce.getSignature(signAlgorithm.getAlgorithmName()); |
|
1579 |
} else { |
|
1580 |
sig = getSignature(protocolVersion, algorithm); |
|
1581 |
} |
|
2 | 1582 |
sig.initSign(privateKey, sr); |
1583 |
updateSignature(sig, protocolVersion, handshakeHash, algorithm, |
|
1584 |
masterSecret); |
|
1585 |
signature = sig.sign(); |
|
1586 |
} |
|
1587 |
||
1588 |
// |
|
1589 |
// Unmarshal the signed data from the input stream. |
|
1590 |
// |
|
7043 | 1591 |
CertificateVerify(HandshakeInStream input, |
1592 |
Collection<SignatureAndHashAlgorithm> localSupportedSignAlgs, |
|
1593 |
ProtocolVersion protocolVersion) throws IOException { |
|
1594 |
||
1595 |
this.protocolVersion = protocolVersion; |
|
1596 |
||
1597 |
// read the signature and hash algorithm |
|
1598 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1599 |
int hashAlg = input.getInt8(); // hash algorithm |
|
1600 |
int signAlg = input.getInt8(); // signature algorithm |
|
1601 |
||
1602 |
preferableSignatureAlgorithm = |
|
1603 |
SignatureAndHashAlgorithm.valueOf(hashAlg, signAlg, 0); |
|
1604 |
||
1605 |
// Is it a local supported signature algorithm? |
|
1606 |
if (!localSupportedSignAlgs.contains( |
|
1607 |
preferableSignatureAlgorithm)) { |
|
1608 |
throw new SSLHandshakeException( |
|
1609 |
"Unsupported SignatureAndHashAlgorithm in " + |
|
1610 |
"ServerKeyExchange message"); |
|
1611 |
} |
|
1612 |
} |
|
1613 |
||
1614 |
// read the signature |
|
2 | 1615 |
signature = input.getBytes16(); |
1616 |
} |
|
1617 |
||
1618 |
/* |
|
7043 | 1619 |
* Get the preferable signature algorithm used by this message |
1620 |
*/ |
|
1621 |
SignatureAndHashAlgorithm getPreferableSignatureAlgorithm() { |
|
1622 |
return preferableSignatureAlgorithm; |
|
1623 |
} |
|
1624 |
||
1625 |
/* |
|
2 | 1626 |
* Verify a certificate verify message. Return the result of verification, |
1627 |
* if there is a problem throw a GeneralSecurityException. |
|
1628 |
*/ |
|
1629 |
boolean verify(ProtocolVersion protocolVersion, |
|
1630 |
HandshakeHash handshakeHash, PublicKey publicKey, |
|
1631 |
SecretKey masterSecret) throws GeneralSecurityException { |
|
1632 |
String algorithm = publicKey.getAlgorithm(); |
|
7043 | 1633 |
Signature sig = null; |
1634 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1635 |
sig = JsseJce.getSignature( |
|
1636 |
preferableSignatureAlgorithm.getAlgorithmName()); |
|
1637 |
} else { |
|
1638 |
sig = getSignature(protocolVersion, algorithm); |
|
1639 |
} |
|
2 | 1640 |
sig.initVerify(publicKey); |
1641 |
updateSignature(sig, protocolVersion, handshakeHash, algorithm, |
|
1642 |
masterSecret); |
|
1643 |
return sig.verify(signature); |
|
1644 |
} |
|
1645 |
||
1646 |
/* |
|
1647 |
* Get the Signature object appropriate for verification using the |
|
1648 |
* given signature algorithm and protocol version. |
|
1649 |
*/ |
|
1650 |
private static Signature getSignature(ProtocolVersion protocolVersion, |
|
1651 |
String algorithm) throws GeneralSecurityException { |
|
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diff
changeset
|
1652 |
switch (algorithm) { |
0bb1999251f8
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diff
changeset
|
1653 |
case "RSA": |
0bb1999251f8
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parents:
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diff
changeset
|
1654 |
return RSASignature.getInternalInstance(); |
0bb1999251f8
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diff
changeset
|
1655 |
case "DSA": |
0bb1999251f8
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parents:
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diff
changeset
|
1656 |
return JsseJce.getSignature(JsseJce.SIGNATURE_RAWDSA); |
0bb1999251f8
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changeset
|
1657 |
case "EC": |
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diff
changeset
|
1658 |
return JsseJce.getSignature(JsseJce.SIGNATURE_RAWECDSA); |
0bb1999251f8
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changeset
|
1659 |
default: |
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changeset
|
1660 |
throw new SignatureException("Unrecognized algorithm: " |
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diff
changeset
|
1661 |
+ algorithm); |
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diff
changeset
|
1662 |
} |
2 | 1663 |
} |
1664 |
||
1665 |
/* |
|
1666 |
* Update the Signature with the data appropriate for the given |
|
1667 |
* signature algorithm and protocol version so that the object is |
|
1668 |
* ready for signing or verifying. |
|
1669 |
*/ |
|
1670 |
private static void updateSignature(Signature sig, |
|
1671 |
ProtocolVersion protocolVersion, |
|
1672 |
HandshakeHash handshakeHash, String algorithm, SecretKey masterKey) |
|
1673 |
throws SignatureException { |
|
7043 | 1674 |
|
2 | 1675 |
if (algorithm.equals("RSA")) { |
7043 | 1676 |
if (protocolVersion.v < ProtocolVersion.TLS12.v) { // TLS1.1- |
1677 |
MessageDigest md5Clone = handshakeHash.getMD5Clone(); |
|
1678 |
MessageDigest shaClone = handshakeHash.getSHAClone(); |
|
1679 |
||
1680 |
if (protocolVersion.v < ProtocolVersion.TLS10.v) { // SSLv3 |
|
1681 |
updateDigest(md5Clone, MD5_pad1, MD5_pad2, masterKey); |
|
1682 |
updateDigest(shaClone, SHA_pad1, SHA_pad2, masterKey); |
|
1683 |
} |
|
1684 |
||
1685 |
// The signature must be an instance of RSASignature, need |
|
1686 |
// to use these hashes directly. |
|
1687 |
RSASignature.setHashes(sig, md5Clone, shaClone); |
|
1688 |
} else { // TLS1.2+ |
|
1689 |
sig.update(handshakeHash.getAllHandshakeMessages()); |
|
2 | 1690 |
} |
1691 |
} else { // DSA, ECDSA |
|
7043 | 1692 |
if (protocolVersion.v < ProtocolVersion.TLS12.v) { // TLS1.1- |
1693 |
MessageDigest shaClone = handshakeHash.getSHAClone(); |
|
1694 |
||
1695 |
if (protocolVersion.v < ProtocolVersion.TLS10.v) { // SSLv3 |
|
1696 |
updateDigest(shaClone, SHA_pad1, SHA_pad2, masterKey); |
|
1697 |
} |
|
1698 |
||
1699 |
sig.update(shaClone.digest()); |
|
1700 |
} else { // TLS1.2+ |
|
1701 |
sig.update(handshakeHash.getAllHandshakeMessages()); |
|
2 | 1702 |
} |
1703 |
} |
|
1704 |
} |
|
1705 |
||
1706 |
/* |
|
1707 |
* Update the MessageDigest for SSLv3 certificate verify or finished |
|
1708 |
* message calculation. The digest must already have been updated with |
|
1709 |
* all preceding handshake messages. |
|
1710 |
* Used by the Finished class as well. |
|
1711 |
*/ |
|
7043 | 1712 |
private static void updateDigest(MessageDigest md, |
1713 |
byte[] pad1, byte[] pad2, |
|
2 | 1714 |
SecretKey masterSecret) { |
1715 |
// Digest the key bytes if available. |
|
1716 |
// Otherwise (sensitive key), try digesting the key directly. |
|
1717 |
// That is currently only implemented in SunPKCS11 using a private |
|
1718 |
// reflection API, so we avoid that if possible. |
|
1719 |
byte[] keyBytes = "RAW".equals(masterSecret.getFormat()) |
|
1720 |
? masterSecret.getEncoded() : null; |
|
1721 |
if (keyBytes != null) { |
|
1722 |
md.update(keyBytes); |
|
1723 |
} else { |
|
1724 |
digestKey(md, masterSecret); |
|
1725 |
} |
|
1726 |
md.update(pad1); |
|
1727 |
byte[] temp = md.digest(); |
|
1728 |
||
1729 |
if (keyBytes != null) { |
|
1730 |
md.update(keyBytes); |
|
1731 |
} else { |
|
1732 |
digestKey(md, masterSecret); |
|
1733 |
} |
|
1734 |
md.update(pad2); |
|
1735 |
md.update(temp); |
|
1736 |
} |
|
1737 |
||
10336
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
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parents:
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diff
changeset
|
1738 |
private final static Class<?> delegate; |
2 | 1739 |
private final static Field spiField; |
1740 |
||
1741 |
static { |
|
1742 |
try { |
|
1743 |
delegate = Class.forName("java.security.MessageDigest$Delegate"); |
|
1744 |
spiField = delegate.getDeclaredField("digestSpi"); |
|
1745 |
} catch (Exception e) { |
|
1746 |
throw new RuntimeException("Reflection failed", e); |
|
1747 |
} |
|
1748 |
makeAccessible(spiField); |
|
1749 |
} |
|
1750 |
||
1751 |
private static void makeAccessible(final AccessibleObject o) { |
|
1752 |
AccessController.doPrivileged(new PrivilegedAction<Object>() { |
|
14664
e71aa0962e70
8003950: Adds missing Override annotations and removes unnecessary imports in sun.security.ssl
xuelei
parents:
14194
diff
changeset
|
1753 |
@Override |
2 | 1754 |
public Object run() { |
1755 |
o.setAccessible(true); |
|
1756 |
return null; |
|
1757 |
} |
|
1758 |
}); |
|
1759 |
} |
|
1760 |
||
1761 |
// ConcurrentHashMap does not allow null values, use this marker object |
|
1762 |
private final static Object NULL_OBJECT = new Object(); |
|
1763 |
||
1764 |
// cache Method objects per Spi class |
|
1765 |
// Note that this will prevent the Spi classes from being GC'd. We assume |
|
1766 |
// that is not a problem. |
|
10336
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
8991
diff
changeset
|
1767 |
private final static Map<Class<?>,Object> methodCache = |
7990 | 1768 |
new ConcurrentHashMap<>(); |
2 | 1769 |
|
1770 |
private static void digestKey(MessageDigest md, SecretKey key) { |
|
1771 |
try { |
|
1772 |
// Verify that md is implemented via MessageDigestSpi, not |
|
1773 |
// via JDK 1.1 style MessageDigest subclassing. |
|
1774 |
if (md.getClass() != delegate) { |
|
1775 |
throw new Exception("Digest is not a MessageDigestSpi"); |
|
1776 |
} |
|
1777 |
MessageDigestSpi spi = (MessageDigestSpi)spiField.get(md); |
|
1778 |
Class<?> clazz = spi.getClass(); |
|
1779 |
Object r = methodCache.get(clazz); |
|
1780 |
if (r == null) { |
|
1781 |
try { |
|
1782 |
r = clazz.getDeclaredMethod("implUpdate", SecretKey.class); |
|
1783 |
makeAccessible((Method)r); |
|
1784 |
} catch (NoSuchMethodException e) { |
|
1785 |
r = NULL_OBJECT; |
|
1786 |
} |
|
1787 |
methodCache.put(clazz, r); |
|
1788 |
} |
|
1789 |
if (r == NULL_OBJECT) { |
|
7043 | 1790 |
throw new Exception( |
1791 |
"Digest does not support implUpdate(SecretKey)"); |
|
2 | 1792 |
} |
1793 |
Method update = (Method)r; |
|
1794 |
update.invoke(spi, key); |
|
1795 |
} catch (Exception e) { |
|
7043 | 1796 |
throw new RuntimeException( |
1797 |
"Could not obtain encoded key and " |
|
1798 |
+ "MessageDigest cannot digest key", e); |
|
2 | 1799 |
} |
1800 |
} |
|
1801 |
||
7043 | 1802 |
@Override |
1803 |
int messageType() { |
|
1804 |
return ht_certificate_verify; |
|
2 | 1805 |
} |
1806 |
||
7043 | 1807 |
@Override |
1808 |
int messageLength() { |
|
1809 |
int temp = 2; |
|
1810 |
||
1811 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1812 |
temp += SignatureAndHashAlgorithm.sizeInRecord(); |
|
1813 |
} |
|
1814 |
||
1815 |
return temp + signature.length; |
|
1816 |
} |
|
1817 |
||
1818 |
@Override |
|
2 | 1819 |
void send(HandshakeOutStream s) throws IOException { |
7043 | 1820 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
1821 |
s.putInt8(preferableSignatureAlgorithm.getHashValue()); |
|
1822 |
s.putInt8(preferableSignatureAlgorithm.getSignatureValue()); |
|
1823 |
} |
|
1824 |
||
2 | 1825 |
s.putBytes16(signature); |
1826 |
} |
|
1827 |
||
7043 | 1828 |
@Override |
2 | 1829 |
void print(PrintStream s) throws IOException { |
1830 |
s.println("*** CertificateVerify"); |
|
7043 | 1831 |
|
1832 |
if (debug != null && Debug.isOn("verbose")) { |
|
1833 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1834 |
s.println("Signature Algorithm " + |
|
1835 |
preferableSignatureAlgorithm.getAlgorithmName()); |
|
1836 |
} |
|
1837 |
} |
|
2 | 1838 |
} |
1839 |
} |
|
1840 |
||
1841 |
||
1842 |
/* |
|
1843 |
* FINISHED ... sent by both CLIENT and SERVER |
|
1844 |
* |
|
1845 |
* This is the FINISHED message as defined in the SSL and TLS protocols. |
|
1846 |
* Both protocols define this handshake message slightly differently. |
|
1847 |
* This class supports both formats. |
|
1848 |
* |
|
1849 |
* When handshaking is finished, each side sends a "change_cipher_spec" |
|
1850 |
* record, then immediately sends a "finished" handshake message prepared |
|
1851 |
* according to the newly adopted cipher spec. |
|
1852 |
* |
|
1853 |
* NOTE that until this is sent, no application data may be passed, unless |
|
1854 |
* some non-default cipher suite has already been set up on this connection |
|
1855 |
* connection (e.g. a previous handshake arranged one). |
|
1856 |
*/ |
|
1857 |
static final class Finished extends HandshakeMessage { |
|
1858 |
||
1859 |
// constant for a Finished message sent by the client |
|
1860 |
final static int CLIENT = 1; |
|
1861 |
||
1862 |
// constant for a Finished message sent by the server |
|
1863 |
final static int SERVER = 2; |
|
1864 |
||
1865 |
// enum Sender: "CLNT" and "SRVR" |
|
1866 |
private static final byte[] SSL_CLIENT = { 0x43, 0x4C, 0x4E, 0x54 }; |
|
1867 |
private static final byte[] SSL_SERVER = { 0x53, 0x52, 0x56, 0x52 }; |
|
1868 |
||
1869 |
/* |
|
1870 |
* Contents of the finished message ("checksum"). For TLS, it |
|
1871 |
* is 12 bytes long, for SSLv3 36 bytes. |
|
1872 |
*/ |
|
1873 |
private byte[] verifyData; |
|
1874 |
||
1875 |
/* |
|
7043 | 1876 |
* Current cipher suite we are negotiating. TLS 1.2 has |
1877 |
* ciphersuite-defined PRF algorithms. |
|
1878 |
*/ |
|
1879 |
private ProtocolVersion protocolVersion; |
|
1880 |
private CipherSuite cipherSuite; |
|
1881 |
||
1882 |
/* |
|
2 | 1883 |
* Create a finished message to send to the remote peer. |
1884 |
*/ |
|
1885 |
Finished(ProtocolVersion protocolVersion, HandshakeHash handshakeHash, |
|
7043 | 1886 |
int sender, SecretKey master, CipherSuite cipherSuite) { |
1887 |
this.protocolVersion = protocolVersion; |
|
1888 |
this.cipherSuite = cipherSuite; |
|
1889 |
verifyData = getFinished(handshakeHash, sender, master); |
|
2 | 1890 |
} |
1891 |
||
1892 |
/* |
|
1893 |
* Constructor that reads FINISHED message from stream. |
|
1894 |
*/ |
|
7043 | 1895 |
Finished(ProtocolVersion protocolVersion, HandshakeInStream input, |
1896 |
CipherSuite cipherSuite) throws IOException { |
|
1897 |
this.protocolVersion = protocolVersion; |
|
1898 |
this.cipherSuite = cipherSuite; |
|
2 | 1899 |
int msgLen = (protocolVersion.v >= ProtocolVersion.TLS10.v) ? 12 : 36; |
1900 |
verifyData = new byte[msgLen]; |
|
1901 |
input.read(verifyData); |
|
1902 |
} |
|
1903 |
||
1904 |
/* |
|
1905 |
* Verify that the hashes here are what would have been produced |
|
1906 |
* according to a given set of inputs. This is used to ensure that |
|
1907 |
* both client and server are fully in sync, and that the handshake |
|
1908 |
* computations have been successful. |
|
1909 |
*/ |
|
7043 | 1910 |
boolean verify(HandshakeHash handshakeHash, int sender, SecretKey master) { |
1911 |
byte[] myFinished = getFinished(handshakeHash, sender, master); |
|
2 | 1912 |
return Arrays.equals(myFinished, verifyData); |
1913 |
} |
|
1914 |
||
1915 |
/* |
|
1916 |
* Perform the actual finished message calculation. |
|
1917 |
*/ |
|
7043 | 1918 |
private byte[] getFinished(HandshakeHash handshakeHash, |
1919 |
int sender, SecretKey masterKey) { |
|
2 | 1920 |
byte[] sslLabel; |
1921 |
String tlsLabel; |
|
1922 |
if (sender == CLIENT) { |
|
1923 |
sslLabel = SSL_CLIENT; |
|
1924 |
tlsLabel = "client finished"; |
|
1925 |
} else if (sender == SERVER) { |
|
1926 |
sslLabel = SSL_SERVER; |
|
1927 |
tlsLabel = "server finished"; |
|
1928 |
} else { |
|
1929 |
throw new RuntimeException("Invalid sender: " + sender); |
|
1930 |
} |
|
7043 | 1931 |
|
2 | 1932 |
if (protocolVersion.v >= ProtocolVersion.TLS10.v) { |
7043 | 1933 |
// TLS 1.0+ |
2 | 1934 |
try { |
7043 | 1935 |
byte [] seed; |
1936 |
String prfAlg; |
|
1937 |
PRF prf; |
|
1938 |
||
1939 |
// Get the KeyGenerator alg and calculate the seed. |
|
1940 |
if (protocolVersion.v >= ProtocolVersion.TLS12.v) { |
|
1941 |
// TLS 1.2 |
|
1942 |
seed = handshakeHash.getFinishedHash(); |
|
1943 |
||
1944 |
prfAlg = "SunTls12Prf"; |
|
1945 |
prf = cipherSuite.prfAlg; |
|
1946 |
} else { |
|
1947 |
// TLS 1.0/1.1 |
|
1948 |
MessageDigest md5Clone = handshakeHash.getMD5Clone(); |
|
1949 |
MessageDigest shaClone = handshakeHash.getSHAClone(); |
|
1950 |
seed = new byte[36]; |
|
1951 |
md5Clone.digest(seed, 0, 16); |
|
1952 |
shaClone.digest(seed, 16, 20); |
|
2 | 1953 |
|
7043 | 1954 |
prfAlg = "SunTlsPrf"; |
1955 |
prf = P_NONE; |
|
1956 |
} |
|
1957 |
||
1958 |
String prfHashAlg = prf.getPRFHashAlg(); |
|
1959 |
int prfHashLength = prf.getPRFHashLength(); |
|
1960 |
int prfBlockSize = prf.getPRFBlockSize(); |
|
1961 |
||
1962 |
/* |
|
1963 |
* RFC 5246/7.4.9 says that finished messages can |
|
1964 |
* be ciphersuite-specific in both length/PRF hash |
|
1965 |
* algorithm. If we ever run across a different |
|
1966 |
* length, this call will need to be updated. |
|
1967 |
*/ |
|
27804
4659e70271c4
8066617: Suppress deprecation warnings in java.base module
darcy
parents:
25859
diff
changeset
|
1968 |
@SuppressWarnings("deprecation") |
7043 | 1969 |
TlsPrfParameterSpec spec = new TlsPrfParameterSpec( |
1970 |
masterKey, tlsLabel, seed, 12, |
|
1971 |
prfHashAlg, prfHashLength, prfBlockSize); |
|
1972 |
||
1973 |
KeyGenerator kg = JsseJce.getKeyGenerator(prfAlg); |
|
1974 |
kg.init(spec); |
|
1975 |
SecretKey prfKey = kg.generateKey(); |
|
2 | 1976 |
if ("RAW".equals(prfKey.getFormat()) == false) { |
7043 | 1977 |
throw new ProviderException( |
1978 |
"Invalid PRF output, format must be RAW"); |
|
2 | 1979 |
} |
1980 |
byte[] finished = prfKey.getEncoded(); |
|
1981 |
return finished; |
|
1982 |
} catch (GeneralSecurityException e) { |
|
1983 |
throw new RuntimeException("PRF failed", e); |
|
1984 |
} |
|
1985 |
} else { |
|
1986 |
// SSLv3 |
|
7043 | 1987 |
MessageDigest md5Clone = handshakeHash.getMD5Clone(); |
1988 |
MessageDigest shaClone = handshakeHash.getSHAClone(); |
|
2 | 1989 |
updateDigest(md5Clone, sslLabel, MD5_pad1, MD5_pad2, masterKey); |
1990 |
updateDigest(shaClone, sslLabel, SHA_pad1, SHA_pad2, masterKey); |
|
1991 |
byte[] finished = new byte[36]; |
|
1992 |
try { |
|
1993 |
md5Clone.digest(finished, 0, 16); |
|
1994 |
shaClone.digest(finished, 16, 20); |
|
1995 |
} catch (DigestException e) { |
|
1996 |
// cannot occur |
|
1997 |
throw new RuntimeException("Digest failed", e); |
|
1998 |
} |
|
1999 |
return finished; |
|
2000 |
} |
|
2001 |
} |
|
2002 |
||
2003 |
/* |
|
2004 |
* Update the MessageDigest for SSLv3 finished message calculation. |
|
2005 |
* The digest must already have been updated with all preceding handshake |
|
2006 |
* messages. This operation is almost identical to the certificate verify |
|
2007 |
* hash, reuse that code. |
|
2008 |
*/ |
|
2009 |
private static void updateDigest(MessageDigest md, byte[] sender, |
|
2010 |
byte[] pad1, byte[] pad2, SecretKey masterSecret) { |
|
2011 |
md.update(sender); |
|
2012 |
CertificateVerify.updateDigest(md, pad1, pad2, masterSecret); |
|
2013 |
} |
|
2014 |
||
6856 | 2015 |
// get the verify_data of the finished message |
2016 |
byte[] getVerifyData() { |
|
2017 |
return verifyData; |
|
2018 |
} |
|
2019 |
||
2020 |
@Override |
|
2021 |
int messageType() { return ht_finished; } |
|
2022 |
||
2023 |
@Override |
|
2 | 2024 |
int messageLength() { |
2025 |
return verifyData.length; |
|
2026 |
} |
|
2027 |
||
6856 | 2028 |
@Override |
2 | 2029 |
void send(HandshakeOutStream out) throws IOException { |
2030 |
out.write(verifyData); |
|
2031 |
} |
|
2032 |
||
6856 | 2033 |
@Override |
2 | 2034 |
void print(PrintStream s) throws IOException { |
2035 |
s.println("*** Finished"); |
|
2036 |
if (debug != null && Debug.isOn("verbose")) { |
|
2037 |
Debug.println(s, "verify_data", verifyData); |
|
2038 |
s.println("***"); |
|
2039 |
} |
|
2040 |
} |
|
2041 |
} |
|
2042 |
||
2043 |
// |
|
2044 |
// END of nested classes |
|
2045 |
// |
|
2046 |
||
2047 |
} |