diff -r 836adbf7a2cd -r 3317bb8137f4 jdk/src/java.base/share/classes/sun/security/ssl/ECDHClientKeyExchange.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/src/java.base/share/classes/sun/security/ssl/ECDHClientKeyExchange.java Sun Aug 17 15:54:13 2014 +0100 @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package sun.security.ssl; + +import java.io.IOException; +import java.io.PrintStream; + +import java.security.PublicKey; +import java.security.interfaces.ECPublicKey; +import java.security.spec.*; + +/** + * ClientKeyExchange message for all ECDH based key exchange methods. It + * contains the client's ephemeral public value. + * + * @since 1.6 + * @author Andreas Sterbenz + */ +final class ECDHClientKeyExchange extends HandshakeMessage { + + @Override + int messageType() { + return ht_client_key_exchange; + } + + private byte[] encodedPoint; + + byte[] getEncodedPoint() { + return encodedPoint; + } + + // Called by the client with its ephemeral public key. + ECDHClientKeyExchange(PublicKey publicKey) { + ECPublicKey ecKey = (ECPublicKey)publicKey; + ECPoint point = ecKey.getW(); + ECParameterSpec params = ecKey.getParams(); + encodedPoint = JsseJce.encodePoint(point, params.getCurve()); + } + + ECDHClientKeyExchange(HandshakeInStream input) throws IOException { + encodedPoint = input.getBytes8(); + } + + @Override + int messageLength() { + return encodedPoint.length + 1; + } + + @Override + void send(HandshakeOutStream s) throws IOException { + s.putBytes8(encodedPoint); + } + + @Override + void print(PrintStream s) throws IOException { + s.println("*** ECDHClientKeyExchange"); + + if (debug != null && Debug.isOn("verbose")) { + Debug.println(s, "ECDH Public value", encodedPoint); + } + } +}