--- a/jdk/test/sun/security/provider/SecureRandom/AbstractDrbgSpec.java Thu Jun 09 17:28:36 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,310 +0,0 @@
-/*
- * Copyright (c) 2016, 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 8051408
- * @modules java.base/sun.security.provider
- * @summary check the AbstractDrbg API etc
- */
-
-import java.security.*;
-import sun.security.provider.AbstractDrbg;
-import static java.security.DrbgParameters.Capability.*;
-
-/**
- * This test makes sure the AbstractDrbg API works as specified. It also
- * checks the SecureRandom API.
- */
-public class AbstractDrbgSpec {
-
- public static void main(String args[]) throws Exception {
-
- // getInstance from a provider.
-
- Provider p = new All("A", 0, "");
- byte[] bytes = new byte[100];
-
- // A non-DRBG
- iae(() -> SecureRandom.getInstance("S1", null, p));
- nsae(() -> SecureRandom.getInstance("S1",
- new SecureRandomParameters() {}, p));
-
- SecureRandom s1 = SecureRandom.getInstance("S1", p);
- if (s1.getParameters() != null) {
- throw new Exception();
- }
-
- iae(() -> s1.nextBytes(bytes, null));
- uoe(() -> s1.nextBytes(bytes, new SecureRandomParameters() {}));
- uoe(() -> s1.reseed());
- iae(() -> s1.reseed(null));
- uoe(() -> s1.reseed(new SecureRandomParameters() {}));
-
- // A weak DRBG
- iae(() -> SecureRandom.getInstance("S2", null, p));
- nsae(() -> SecureRandom.getInstance("S2",
- new SecureRandomParameters() {}, p));
- nsae(() -> SecureRandom.getInstance("S2",
- DrbgParameters.instantiation(256, NONE, null), p));
- nsae(() -> SecureRandom.getInstance("S2",
- DrbgParameters.instantiation(-1, PR_AND_RESEED, null), p));
- nsae(() -> SecureRandom.getInstance("S2",
- DrbgParameters.instantiation(-1, RESEED_ONLY, null), p));
-
- SecureRandom s2 = SecureRandom.getInstance("S2",
- DrbgParameters.instantiation(-1, NONE, null), p);
- equals(s2, "S2,SQUEEZE,128,none");
- equals(s2.getParameters(), "128,none,null");
-
- npe(() -> s2.nextBytes(null));
- iae(() -> s2.nextBytes(bytes, null));
- iae(() -> s2.nextBytes(bytes, new SecureRandomParameters() {}));
- uoe(() -> s2.reseed());
- iae(() -> s2.reseed(null));
-
- iae(() -> s2.nextBytes(bytes,
- DrbgParameters.nextBytes(-1, false, new byte[101])));
- s2.nextBytes(new byte[101],
- DrbgParameters.nextBytes(-1, false, new byte[100]));
- s2.nextBytes(bytes,
- DrbgParameters.nextBytes(-1, false, new byte[100]));
-
- // A strong DRBG
- iae(() -> SecureRandom.getInstance("S3", null, p));
- nsae(() -> SecureRandom.getInstance("S3",
- new SecureRandomParameters() {}, p));
- SecureRandom.getInstance("S3",
- DrbgParameters.instantiation(192, PR_AND_RESEED, null), p);
-
- SecureRandom s3 = SecureRandom.getInstance("S3", p);
- equals(s3, "S3,SQUEEZE,128,reseed_only");
- equals(s3.getParameters(), "128,reseed_only,null");
-
- iae(() -> s3.nextBytes(bytes,
- DrbgParameters.nextBytes(192, false, null)));
- iae(() -> s3.nextBytes(bytes,
- DrbgParameters.nextBytes(112, true, null)));
- iae(() -> s3.reseed(new SecureRandomParameters() {}));
-
- SecureRandom s32 = SecureRandom.getInstance(
- "S3", DrbgParameters.instantiation(192, PR_AND_RESEED, null), p);
- equals(s32, "S3,SQUEEZE,192,pr_and_reseed");
- equals(s32.getParameters(), "192,pr_and_reseed,null");
-
- s32.nextBytes(bytes, DrbgParameters.nextBytes(192, false, null));
- s32.nextBytes(bytes, DrbgParameters.nextBytes(112, true, null));
- s32.reseed();
- s32.reseed(DrbgParameters.reseed(true, new byte[100]));
-
- // getInstance from competitive providers.
-
- Provider l = new Legacy("L", 0, "");
- Provider w = new Weak("W", 0, "");
- Provider s = new Strong("S", 0, "");
-
- Security.addProvider(l);
- Security.addProvider(w);
- Security.addProvider(s);
-
- SecureRandom s4;
-
- try {
- s4 = SecureRandom.getInstance("S");
- if (s4.getProvider() != l) {
- throw new Exception();
- }
-
- nsae(() -> SecureRandom.getInstance(
- "S", DrbgParameters.instantiation(256, NONE, null)));
-
- s4 = SecureRandom.getInstance(
- "S", DrbgParameters.instantiation(192, NONE, null));
- if (s4.getProvider() != s) {
- throw new Exception();
- }
-
- s4 = SecureRandom.getInstance(
- "S", DrbgParameters.instantiation(128, PR_AND_RESEED, null));
- if (s4.getProvider() != s) {
- throw new Exception();
- }
-
- s4 = SecureRandom.getInstance(
- "S", DrbgParameters.instantiation(128, RESEED_ONLY, null));
- if (s4.getProvider() != s) {
- throw new Exception();
- }
-
- s4 = SecureRandom.getInstance(
- "S", DrbgParameters.instantiation(128, NONE, null));
- if (s4.getProvider() != w) {
- throw new Exception();
- }
- } finally {
- Security.removeProvider("L");
- Security.removeProvider("W");
- Security.removeProvider("S");
- }
- }
-
- public static class All extends Provider {
- protected All(String name, double version, String info) {
- super(name, version, info);
- put("SecureRandom.S1", S1.class.getName());
- put("SecureRandom.S2", S2.class.getName());
- put("SecureRandom.S3", S3.class.getName());
- }
- }
-
- // Providing S with no params support
- public static class Legacy extends Provider {
- protected Legacy(String name, double version, String info) {
- super(name, version, info);
- put("SecureRandom.S", S1.class.getName());
- }
- }
-
- public static class Weak extends Provider {
- protected Weak(String name, double version, String info) {
- super(name, version, info);
- put("SecureRandom.S", S2.class.getName());
- }
- }
-
- public static class Strong extends Provider {
- protected Strong(String name, double version, String info) {
- super(name, version, info);
- put("SecureRandom.S", S3.class.getName());
- }
- }
-
- // This is not a DRBG.
- public static class S1 extends SecureRandomSpi {
- @Override
- protected void engineSetSeed(byte[] seed) {
- }
-
- @Override
- protected void engineNextBytes(byte[] bytes) {
- }
-
- @Override
- protected byte[] engineGenerateSeed(int numBytes) {
- return new byte[numBytes];
- }
- }
-
- // This is a strong DRBG.
- public static class S3 extends AbstractDrbg {
-
- public S3(SecureRandomParameters params) {
- supportPredictionResistance = true;
- supportReseeding = true;
- highestSupportedSecurityStrength = 192;
- mechName = "S3";
- algorithm = "SQUEEZE";
- configure(params);
- }
- protected void chooseAlgorithmAndStrength() {
- if (requestedInstantiationSecurityStrength < 0) {
- securityStrength = DEFAULT_STRENGTH;
- } else {
- securityStrength = requestedInstantiationSecurityStrength;
- }
- minLength = securityStrength / 8;
- maxAdditionalInputLength = maxPersonalizationStringLength = 100;
- }
-
- @Override
- protected void initEngine() {
-
- }
-
- @Override
- protected void instantiateAlgorithm(byte[] ei) {
-
- }
-
- @Override
- protected void generateAlgorithm(byte[] result, byte[] additionalInput) {
-
- }
-
- @Override
- protected void reseedAlgorithm(byte[] ei, byte[] additionalInput) {
-
- }
- }
-
- // This is a weak DRBG. maximum strength is 128 and does
- // not support prediction resistance or reseed.
- public static class S2 extends S3 {
- public S2(SecureRandomParameters params) {
- super(null);
- mechName = "S2";
- highestSupportedSecurityStrength = 128;
- supportPredictionResistance = false;
- supportReseeding = false;
- configure(params);
- }
- }
-
- static void nsae(RunnableWithException r) throws Exception {
- checkException(r, NoSuchAlgorithmException.class);
- }
-
- static void iae(RunnableWithException r) throws Exception {
- checkException(r, IllegalArgumentException.class);
- }
-
- static void uoe(RunnableWithException r) throws Exception {
- checkException(r, UnsupportedOperationException.class);
- }
-
- static void npe(RunnableWithException r) throws Exception {
- checkException(r, NullPointerException.class);
- }
-
- interface RunnableWithException {
- void run() throws Exception;
- }
-
- static void checkException(RunnableWithException r, Class ex)
- throws Exception {
- try {
- r.run();
- } catch (Exception e) {
- if (ex.isAssignableFrom(e.getClass())) {
- return;
- }
- throw e;
- }
- throw new Exception("No exception thrown");
- }
-
- static void equals(Object o, String s) throws Exception {
- if (!o.toString().equals(s)) {
- throw new Exception(o.toString() + " is not " + s);
- }
- }
-}