Showing the changes to java/pkg/sun/security/ssl/ECDHClientKeyExchange.java (1 of 18352 files). Show all
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| 1 | /* | ||
| 2 | * Copyright (c) 2006, 2007, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.security.ssl; | ||
| 27 | |||
| 28 | import java.io.IOException; | ||
| 29 | import java.io.PrintStream; | ||
| 30 | |||
| 31 | import java.security.PublicKey; | ||
| 32 | import java.security.interfaces.ECPublicKey; | ||
| 33 | import java.security.spec.*; | ||
| 34 | |||
| 35 | /** | ||
| 36 | * ClientKeyExchange message for all ECDH based key exchange methods. It | ||
| 37 | * contains the client's ephemeral public value. | ||
| 38 | * | ||
| 39 | * @since 1.6 | ||
| 40 | * @author Andreas Sterbenz | ||
| 41 | */ | ||
| 42 | final class ECDHClientKeyExchange extends HandshakeMessage { | ||
| 43 | |||
| 44 | int messageType() { | ||
| 45 | return ht_client_key_exchange; | ||
| 46 | } | ||
| 47 | |||
| 48 | private byte[] encodedPoint; | ||
| 49 | |||
| 50 | byte[] getEncodedPoint() { | ||
| 51 | return encodedPoint; | ||
| 52 | } | ||
| 53 | |||
| 54 | // Called by the client with its ephemeral public key. | ||
| 55 | ECDHClientKeyExchange(PublicKey publicKey) { | ||
| 56 | ECPublicKey ecKey = (ECPublicKey)publicKey; | ||
| 57 | ECPoint point = ecKey.getW(); | ||
| 58 | ECParameterSpec params = ecKey.getParams(); | ||
| 59 | encodedPoint = JsseJce.encodePoint(point, params.getCurve()); | ||
| 60 | } | ||
| 61 | |||
| 62 | ECDHClientKeyExchange(HandshakeInStream input) throws IOException { | ||
| 63 | encodedPoint = input.getBytes8(); | ||
| 64 | } | ||
| 65 | |||
| 66 | int messageLength() { | ||
| 67 | return encodedPoint.length + 1; | ||
| 68 | } | ||
| 69 | |||
| 70 | void send(HandshakeOutStream s) throws IOException { | ||
| 71 | s.putBytes8(encodedPoint); | ||
| 72 | } | ||
| 73 | |||
| 74 | void print(PrintStream s) throws IOException { | ||
| 75 | s.println("*** ECDHClientKeyExchange"); | ||
| 76 | |||
| 77 | if (debug != null && Debug.isOn("verbose")) { | ||
| 78 | Debug.println(s, "ECDH Public value", encodedPoint); | ||
| 79 | } | ||
| 80 | } | ||
| 81 | } | ||