jdk/test/javax/net/ssl/SSLEngine/CheckStatus.java
changeset 23052 241885315119
parent 10915 1e20964cebf3
child 29902 dc24eacaae11
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/net/ssl/SSLEngine/CheckStatus.java	Wed Mar 05 07:24:34 2014 +0000
@@ -0,0 +1,726 @@
+/*
+ * Copyright (c) 2003, 2011, 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.
+ *
+ * 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.
+ */
+
+/*
+ * @test
+ * @bug 4948079
+ * @summary SSLEngineResult needs updating [none yet]
+ *
+ * This is a simple hack to test a bunch of conditions and check
+ * their return codes.
+ *
+ * @run main/othervm -Djsse.enableCBCProtection=false CheckStatus
+ *
+ * @author Brad Wetmore
+ */
+
+import javax.net.ssl.*;
+import javax.net.ssl.SSLEngineResult.*;
+import java.io.*;
+import java.security.*;
+import java.nio.*;
+
+public class CheckStatus {
+
+    private static boolean debug = true;
+
+    private SSLContext sslc;
+    private SSLEngine ssle1;    // client
+    private SSLEngine ssle2;    // server
+
+    private static String pathToStores = "../etc";
+    private static String keyStoreFile = "keystore";
+    private static String trustStoreFile = "truststore";
+    private static String passwd = "passphrase";
+
+    private static String keyFilename =
+            System.getProperty("test.src", "./") + "/" + pathToStores +
+                "/" + keyStoreFile;
+    private static String trustFilename =
+            System.getProperty("test.src", "./") + "/" + pathToStores +
+                "/" + trustStoreFile;
+
+    private ByteBuffer appOut1;         // write side of ssle1
+    private ByteBuffer appIn1;          // read side of ssle1
+    private ByteBuffer appOut2;         // write side of ssle2
+    private ByteBuffer appIn2;          // read side of ssle2
+
+    private ByteBuffer oneToTwo;        // "reliable" transport ssle1->ssle2
+    private ByteBuffer twoToOne;        // "reliable" transport ssle2->ssle1
+
+    /*
+     * Majority of the test case is here, setup is done below.
+     */
+
+    private void createSSLEngines() throws Exception {
+        ssle1 = sslc.createSSLEngine("client", 1);
+        ssle1.setUseClientMode(true);
+
+        ssle2 = sslc.createSSLEngine("server", 2);
+        ssle2.setUseClientMode(false);
+    }
+
+    private boolean isHandshaking(SSLEngine e) {
+        return (e.getHandshakeStatus() != HandshakeStatus.NOT_HANDSHAKING);
+    }
+
+    private void checkResult(ByteBuffer bbIn, ByteBuffer bbOut,
+            SSLEngineResult result,
+            Status status, HandshakeStatus hsStatus,
+            int consumed, int produced)
+            throws Exception {
+
+        if ((status != null) && (result.getStatus() != status)) {
+            throw new Exception("Unexpected Status: need = " + status +
+                " got = " + result.getStatus());
+        }
+
+        if ((hsStatus != null) && (result.getHandshakeStatus() != hsStatus)) {
+            throw new Exception("Unexpected hsStatus: need = " + hsStatus +
+                " got = " + result.getHandshakeStatus());
+        }
+
+        if ((consumed != -1) && (consumed != result.bytesConsumed())) {
+            throw new Exception("Unexpected consumed: need = " + consumed +
+                " got = " + result.bytesConsumed());
+        }
+
+        if ((produced != -1) && (produced != result.bytesProduced())) {
+            throw new Exception("Unexpected produced: need = " + produced +
+                " got = " + result.bytesProduced());
+        }
+
+        if ((consumed != -1) && (bbIn.position() != result.bytesConsumed())) {
+            throw new Exception("Consumed " + bbIn.position() +
+                " != " + consumed);
+        }
+
+        if ((produced != -1) && (bbOut.position() != result.bytesProduced())) {
+            throw new Exception("produced " + bbOut.position() +
+                " != " + produced);
+        }
+    }
+
+    private void test() throws Exception {
+        createSSLEngines();
+        createBuffers();
+
+        SSLEngineResult result1;        // ssle1's results from last operation
+        SSLEngineResult result2;        // ssle2's results from last operation
+
+        String [] suite1 = new String [] {
+            "SSL_RSA_WITH_RC4_128_MD5" };
+        String [] suite2 = new String [] {
+            "SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA" };
+
+        ssle1.setEnabledCipherSuites(suite1);
+        ssle2.setEnabledCipherSuites(suite1);
+
+        log("================");
+
+        log("unexpected empty unwrap");
+        twoToOne.limit(0);
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.NEED_WRAP, 0, 0);
+        twoToOne.limit(twoToOne.capacity());
+
+        log("======================================");
+        log("client hello");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_TASK, result1.bytesProduced(), 0);
+        runDelegatedTasks(ssle2);
+
+        oneToTwo.compact();
+
+        log("Check for unwrap when wrap needed");
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+        checkResult(oneToTwo, appIn2, result2,
+            Status.OK, HandshakeStatus.NEED_WRAP, 0, 0);
+
+        log("======================================");
+        log("ServerHello");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.NEED_TASK, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        runDelegatedTasks(ssle1);
+
+        log("======================================");
+        log("Key Exchange");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_TASK, result1.bytesProduced(), 0);
+        runDelegatedTasks(ssle2);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("CCS");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_UNWRAP,
+             result1.bytesProduced(), 0);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("Finished");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_WRAP, result1.bytesProduced(), 0);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("CCS");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.NEED_UNWRAP, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        log("======================================");
+        log("FINISHED");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.FINISHED, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.FINISHED, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        log("======================================");
+        log("Check Session/Ciphers");
+
+        String suite = ssle1.getSession().getCipherSuite();
+        if (!suite.equals(suite1[0])) {
+            throw new Exception("suites not equal: " + suite + "/" +
+                suite1[0]);
+        }
+
+        suite = ssle2.getSession().getCipherSuite();
+        if (!suite.equals(suite1[0])) {
+            throw new Exception("suites not equal: " + suite + "/" +
+                suite1[0]);
+        }
+
+        log("======================================");
+        log("DATA");
+
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            appOut1.capacity(), -1);
+        oneToTwo.flip();
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            appOut2.capacity(), -1);
+        twoToOne.flip();
+
+        SSLEngineResult result3 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result3,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            result2.bytesProduced(), result2.bytesConsumed());
+        twoToOne.compact();
+
+        SSLEngineResult result4 = ssle2.unwrap(oneToTwo, appIn2);
+        checkResult(oneToTwo, appIn2, result4,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            result1.bytesProduced(), result1.bytesConsumed());
+        oneToTwo.compact();
+
+        appIn1.clear();
+        appIn2.clear();
+        appOut1.rewind();
+        appOut2.rewind();
+
+        log("======================================");
+        log("RENEGOTIATE");
+
+        ssle2.getSession().invalidate();
+        ssle2.setNeedClientAuth(true);
+
+        ssle1.setEnabledCipherSuites(suite2);
+        ssle2.setEnabledCipherSuites(suite2);
+
+        ssle2.beginHandshake();
+
+        log("======================================");
+        log("HelloRequest");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.NEED_TASK, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        runDelegatedTasks(ssle1);
+
+        log("======================================");
+        log("ClientHello");
+
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_TASK, result1.bytesProduced(), 0);
+        runDelegatedTasks(ssle2);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("CLIENT->SERVER DATA IN MIDDLE OF HANDSHAKE");
+
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+            Status.OK, HandshakeStatus.NEED_UNWRAP,
+            appOut1.capacity(), -1);
+        oneToTwo.flip();
+
+        result4 = ssle2.unwrap(oneToTwo, appIn2);
+        checkResult(oneToTwo, appIn2, result4,
+            Status.OK, HandshakeStatus.NEED_WRAP,
+            result1.bytesProduced(), result1.bytesConsumed());
+        oneToTwo.compact();
+
+        appIn2.clear();
+        appOut1.rewind();
+
+        log("======================================");
+        log("ServerHello");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.NEED_TASK, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        runDelegatedTasks(ssle1);
+
+        log("======================================");
+        log("SERVER->CLIENT DATA IN MIDDLE OF HANDSHAKE");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NEED_UNWRAP,
+            appOut2.capacity(), -1);
+        twoToOne.flip();
+
+        result3 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result3,
+            Status.OK, HandshakeStatus.NEED_WRAP,
+            result2.bytesProduced(), result2.bytesConsumed());
+        twoToOne.compact();
+
+        appIn1.clear();
+        appOut2.rewind();
+
+        log("======================================");
+        log("Client Cert");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_TASK, result1.bytesProduced(), 0);
+        runDelegatedTasks(ssle2);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("Key Exchange");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_TASK,
+             result1.bytesProduced(), 0);
+        runDelegatedTasks(ssle2);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("CCS");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_UNWRAP,
+             result1.bytesProduced(), 0);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("Finished");
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.OK, HandshakeStatus.NEED_UNWRAP, 0, -1);
+
+        oneToTwo.flip();
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.OK, HandshakeStatus.NEED_WRAP, result1.bytesProduced(), 0);
+
+        oneToTwo.compact();
+
+        log("======================================");
+        log("CCS");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NEED_WRAP, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.NEED_UNWRAP, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        log("======================================");
+        log("FINISHED");
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.FINISHED, 0, -1);
+        twoToOne.flip();
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.OK, HandshakeStatus.FINISHED, result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        log("======================================");
+        log("Check Session/Ciphers");
+
+        suite = ssle1.getSession().getCipherSuite();
+        if (!suite.equals(suite2[0])) {
+            throw new Exception("suites not equal: " + suite + "/" +
+                suite2[0]);
+        }
+
+        suite = ssle2.getSession().getCipherSuite();
+        if (!suite.equals(suite2[0])) {
+            throw new Exception("suites not equal: " + suite + "/" +
+                suite2[0]);
+        }
+
+        log("======================================");
+        log("DATA USING NEW SESSION");
+
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            appOut1.capacity(), -1);
+        oneToTwo.flip();
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            appOut2.capacity(), -1);
+        twoToOne.flip();
+
+        result3 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result3,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            result2.bytesProduced(), result2.bytesConsumed());
+        twoToOne.compact();
+
+        result4 = ssle2.unwrap(oneToTwo, appIn2);
+        checkResult(oneToTwo, appIn2, result4,
+            Status.OK, HandshakeStatus.NOT_HANDSHAKING,
+            result1.bytesProduced(), result1.bytesConsumed());
+        oneToTwo.compact();
+
+        appIn1.clear();
+        appIn2.clear();
+        appOut1.rewind();
+        appOut2.rewind();
+
+        log("======================================");
+        log("CN");
+
+        if (isHandshaking(ssle1)) {
+            throw new Exception("ssle1 IS handshaking");
+        }
+
+        if (isHandshaking(ssle2)) {
+            throw new Exception("ssle2 IS handshaking");
+        }
+
+        ssle2.closeOutbound();
+
+        if (!isHandshaking(ssle2)) {
+            throw new Exception("ssle1 IS NOT handshaking");
+        }
+
+        appOut1.rewind();
+        appOut2.rewind();
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.CLOSED, HandshakeStatus.NEED_UNWRAP, 0, -1);
+        twoToOne.flip();
+
+        if (ssle1.isInboundDone()) {
+            throw new Exception("ssle1 inboundDone");
+        }
+
+        result1 = ssle1.unwrap(twoToOne, appIn1);
+        checkResult(twoToOne, appIn1, result1,
+            Status.CLOSED, HandshakeStatus.NEED_WRAP,
+            result2.bytesProduced(), 0);
+        twoToOne.compact();
+
+        if (!ssle1.isInboundDone()) {
+            throw new Exception("ssle1 inboundDone");
+        }
+
+        if (!isHandshaking(ssle1)) {
+            throw new Exception("ssle1 IS NOT handshaking");
+        }
+
+        result2 = ssle2.wrap(appOut2, twoToOne);
+        checkResult(appOut2, twoToOne, result2,
+            Status.CLOSED, HandshakeStatus.NEED_UNWRAP, 0, 0);
+        twoToOne.flip();
+
+        log("======================================");
+        log("CN response");
+
+        if (ssle1.isOutboundDone()) {
+            throw new Exception("ssle1 outboundDone");
+        }
+
+        result1 = ssle1.wrap(appOut1, oneToTwo);
+        checkResult(appOut1, oneToTwo, result1,
+             Status.CLOSED, HandshakeStatus.NOT_HANDSHAKING, 0, -1);
+
+        if (!ssle1.isOutboundDone()) {
+            throw new Exception("ssle1 outboundDone is NOT done");
+        }
+
+        if (isHandshaking(ssle1)) {
+            throw new Exception("ssle1 IS handshaking");
+        }
+
+        oneToTwo.flip();
+
+        if (!ssle2.isOutboundDone()) {
+            throw new Exception("ssle1 outboundDone");
+        }
+
+        if (ssle2.isInboundDone()) {
+            throw new Exception("ssle1 inboundDone");
+        }
+
+        result2 = ssle2.unwrap(oneToTwo, appIn2);
+
+        checkResult(oneToTwo, appIn2, result2,
+             Status.CLOSED, HandshakeStatus.NOT_HANDSHAKING,
+             result1.bytesProduced(), 0);
+
+        if (!ssle2.isOutboundDone()) {
+            throw new Exception("ssle1 outboundDone is NOT done");
+        }
+
+        if (!ssle2.isInboundDone()) {
+            throw new Exception("ssle1 inboundDone is NOT done");
+        }
+
+        if (isHandshaking(ssle2)) {
+            throw new Exception("ssle1 IS handshaking");
+        }
+
+        oneToTwo.compact();
+    }
+
+    public static void main(String args[]) throws Exception {
+
+        CheckStatus cs;
+
+        cs = new CheckStatus();
+
+        cs.createSSLEngines();
+
+        cs.test();
+
+        System.out.println("Test Passed.");
+    }
+
+    /*
+     * **********************************************************
+     * Majority of the test case is above, below is just setup stuff
+     * **********************************************************
+     */
+
+    public CheckStatus() throws Exception {
+        sslc = getSSLContext(keyFilename, trustFilename);
+    }
+
+    /*
+     * Create an initialized SSLContext to use for this test.
+     */
+    private SSLContext getSSLContext(String keyFile, String trustFile)
+            throws Exception {
+
+        KeyStore ks = KeyStore.getInstance("JKS");
+        KeyStore ts = KeyStore.getInstance("JKS");
+
+        char[] passphrase = "passphrase".toCharArray();
+
+        ks.load(new FileInputStream(keyFile), passphrase);
+        ts.load(new FileInputStream(trustFile), passphrase);
+
+        KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
+        kmf.init(ks, passphrase);
+
+        TrustManagerFactory tmf = TrustManagerFactory.getInstance("SunX509");
+        tmf.init(ts);
+
+        SSLContext sslCtx = SSLContext.getInstance("TLS");
+
+        sslCtx.init(kmf.getKeyManagers(), tmf.getTrustManagers(), null);
+
+        return sslCtx;
+    }
+
+    private void createBuffers() {
+        // Size the buffers as appropriate.
+
+        SSLSession session = ssle1.getSession();
+        int appBufferMax = session.getApplicationBufferSize();
+        int netBufferMax = session.getPacketBufferSize();
+
+        appIn1 = ByteBuffer.allocateDirect(appBufferMax + 50);
+        appIn2 = ByteBuffer.allocateDirect(appBufferMax + 50);
+
+        oneToTwo = ByteBuffer.allocateDirect(netBufferMax);
+        twoToOne = ByteBuffer.allocateDirect(netBufferMax);
+
+        appOut1 = ByteBuffer.wrap("Hi Engine2, I'm SSLEngine1".getBytes());
+        appOut2 = ByteBuffer.wrap("Hello Engine1, I'm SSLEngine2".getBytes());
+
+        log("AppOut1 = " + appOut1);
+        log("AppOut2 = " + appOut2);
+        log("");
+    }
+
+    private static void runDelegatedTasks(SSLEngine engine) throws Exception {
+
+        Runnable runnable;
+        while ((runnable = engine.getDelegatedTask()) != null) {
+            log("running delegated task...");
+            runnable.run();
+        }
+    }
+
+    private static void checkTransfer(ByteBuffer a, ByteBuffer b)
+            throws Exception {
+        a.flip();
+        b.flip();
+
+        if (!a.equals(b)) {
+            throw new Exception("Data didn't transfer cleanly");
+        } else {
+            log("Data transferred cleanly");
+        }
+
+        a.position(a.limit());
+        b.position(b.limit());
+        a.limit(a.capacity());
+        b.limit(b.capacity());
+    }
+
+    private static void log(String str) {
+        if (debug) {
+            System.out.println(str);
+        }
+    }
+}