626 lines
26 KiB
Java
626 lines
26 KiB
Java
/*
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* Copyright (c) 2018, 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.
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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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/**
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* @test
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* @bug 8153029
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* @library /test/lib
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* @build jdk.test.lib.Convert
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* @run main ChaCha20NoReuse
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* @summary ChaCha20 Cipher Implementation (key/nonce reuse protection)
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*/
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import java.util.*;
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import javax.crypto.Cipher;
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import java.security.spec.AlgorithmParameterSpec;
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import javax.crypto.spec.ChaCha20ParameterSpec;
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import javax.crypto.spec.IvParameterSpec;
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import javax.crypto.spec.SecretKeySpec;
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import javax.crypto.AEADBadTagException;
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import javax.crypto.SecretKey;
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import java.security.InvalidKeyException;
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import jdk.test.lib.Convert;
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public class ChaCha20NoReuse {
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private static final String ALG_CC20 = "ChaCha20";
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private static final String ALG_CC20_P1305 = "ChaCha20-Poly1305";
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/**
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* Basic TestMethod interface definition.
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*/
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public interface TestMethod {
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/**
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* Runs the actual test case
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*
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* @param algorithm the algorithm to use (e.g. ChaCha20, etc.)
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*
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* @return true if the test passes, false otherwise.
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*/
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boolean run(String algorithm);
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/**
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* Check if this TestMethod can be run for this algorithm. Some tests
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* are specific to ChaCha20 or ChaCha20-Poly1305, so this method
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* can be used to determine if a given Cipher type is appropriate.
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*
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* @param algorithm the algorithm to use.
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*
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* @return true if this test can be run on this algorithm,
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* false otherwise.
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*/
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boolean isValid(String algorithm);
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}
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public static class TestData {
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public TestData(String name, String keyStr, String nonceStr, int ctr,
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int dir, String inputStr, String aadStr, String outStr) {
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testName = Objects.requireNonNull(name);
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key = Convert.hexStringToByteArray(Objects.requireNonNull(keyStr));
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nonce = Convert.hexStringToByteArray(
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Objects.requireNonNull(nonceStr));
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if ((counter = ctr) < 0) {
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throw new IllegalArgumentException(
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"counter must be 0 or greater");
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}
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direction = dir;
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if ((direction != Cipher.ENCRYPT_MODE) &&
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(direction != Cipher.DECRYPT_MODE)) {
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throw new IllegalArgumentException(
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"Direction must be ENCRYPT_MODE or DECRYPT_MODE");
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}
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input = Convert.hexStringToByteArray(
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Objects.requireNonNull(inputStr));
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aad = (aadStr != null) ?
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Convert.hexStringToByteArray(aadStr) : null;
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expOutput = Convert.hexStringToByteArray(
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Objects.requireNonNull(outStr));
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}
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public final String testName;
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public final byte[] key;
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public final byte[] nonce;
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public final int counter;
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public final int direction;
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public final byte[] input;
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public final byte[] aad;
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public final byte[] expOutput;
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}
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public static final List<TestData> testList = new LinkedList<TestData>() {{
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add(new TestData("RFC 7539 Sample Test Vector [ENCRYPT]",
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"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
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"000000000000004a00000000",
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1, Cipher.ENCRYPT_MODE,
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"4c616469657320616e642047656e746c656d656e206f662074686520636c6173" +
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"73206f66202739393a204966204920636f756c64206f6666657220796f75206f" +
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"6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73" +
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"637265656e20776f756c642062652069742e",
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null,
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"6e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0b" +
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"f91b65c5524733ab8f593dabcd62b3571639d624e65152ab8f530c359f0861d8" +
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"07ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab7793736" +
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"5af90bbf74a35be6b40b8eedf2785e42874d"));
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add(new TestData("RFC 7539 Sample Test Vector [DECRYPT]",
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"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
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"000000000000004a00000000",
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1, Cipher.DECRYPT_MODE,
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"6e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0b" +
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"f91b65c5524733ab8f593dabcd62b3571639d624e65152ab8f530c359f0861d8" +
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"07ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab7793736" +
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"5af90bbf74a35be6b40b8eedf2785e42874d",
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null,
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"4c616469657320616e642047656e746c656d656e206f662074686520636c6173" +
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"73206f66202739393a204966204920636f756c64206f6666657220796f75206f" +
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"6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73" +
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"637265656e20776f756c642062652069742e"));
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}};
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public static final List<TestData> aeadTestList =
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new LinkedList<TestData>() {{
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add(new TestData("RFC 7539 Sample AEAD Test Vector",
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"808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9f",
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"070000004041424344454647",
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1, Cipher.ENCRYPT_MODE,
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"4c616469657320616e642047656e746c656d656e206f662074686520636c6173" +
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"73206f66202739393a204966204920636f756c64206f6666657220796f75206f" +
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"6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73" +
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"637265656e20776f756c642062652069742e",
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"50515253c0c1c2c3c4c5c6c7",
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"d31a8d34648e60db7b86afbc53ef7ec2a4aded51296e08fea9e2b5a736ee62d6" +
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"3dbea45e8ca9671282fafb69da92728b1a71de0a9e060b2905d6a5b67ecd3b36" +
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"92ddbd7f2d778b8c9803aee328091b58fab324e4fad675945585808b4831d7bc" +
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"3ff4def08e4b7a9de576d26586cec64b61161ae10b594f09e26a7e902ecbd060" +
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"0691"));
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add(new TestData("RFC 7539 A.5 Sample Decryption",
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"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0",
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"000000000102030405060708",
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1, Cipher.DECRYPT_MODE,
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"64a0861575861af460f062c79be643bd5e805cfd345cf389f108670ac76c8cb2" +
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"4c6cfc18755d43eea09ee94e382d26b0bdb7b73c321b0100d4f03b7f355894cf" +
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"332f830e710b97ce98c8a84abd0b948114ad176e008d33bd60f982b1ff37c855" +
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"9797a06ef4f0ef61c186324e2b3506383606907b6a7c02b0f9f6157b53c867e4" +
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"b9166c767b804d46a59b5216cde7a4e99040c5a40433225ee282a1b0a06c523e" +
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"af4534d7f83fa1155b0047718cbc546a0d072b04b3564eea1b422273f548271a" +
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"0bb2316053fa76991955ebd63159434ecebb4e466dae5a1073a6727627097a10" +
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"49e617d91d361094fa68f0ff77987130305beaba2eda04df997b714d6c6f2c29" +
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"a6ad5cb4022b02709beead9d67890cbb22392336fea1851f38",
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"f33388860000000000004e91",
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"496e7465726e65742d4472616674732061726520647261667420646f63756d65" +
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"6e74732076616c696420666f722061206d6178696d756d206f6620736978206d" +
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"6f6e74687320616e64206d617920626520757064617465642c207265706c6163" +
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"65642c206f72206f62736f6c65746564206279206f7468657220646f63756d65" +
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"6e747320617420616e792074696d652e20497420697320696e617070726f7072" +
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"6961746520746f2075736520496e7465726e65742d4472616674732061732072" +
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"65666572656e6365206d6174657269616c206f7220746f206369746520746865" +
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"6d206f74686572207468616e206173202fe2809c776f726b20696e2070726f67" +
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"726573732e2fe2809d"));
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}};
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/**
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* Make sure we do not use this Cipher object without initializing it
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* at all
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*/
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public static final TestMethod noInitTest = new TestMethod() {
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@Override
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public boolean isValid(String algorithm) {
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return true; // Valid for all algs
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}
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@Override
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public boolean run(String algorithm) {
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System.out.println("----- No Init Test [" + algorithm +
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"] -----");
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try {
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Cipher cipher = Cipher.getInstance(algorithm);
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TestData testData;
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switch (algorithm) {
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case ALG_CC20:
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testData = testList.get(0);
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break;
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case ALG_CC20_P1305:
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testData = aeadTestList.get(0);
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break;
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default:
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throw new IllegalArgumentException(
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"Unsupported cipher type: " + algorithm);
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}
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// Attempting to use the cipher without initializing it
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// should throw an IllegalStateException
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try {
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if (algorithm.equals(ALG_CC20_P1305)) {
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cipher.updateAAD(testData.aad);
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}
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cipher.doFinal(testData.input);
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throw new RuntimeException(
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"Expected IllegalStateException not thrown");
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} catch (IllegalStateException ise) {
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// Do nothing, this is what we expected to happen
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}
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} catch (Exception exc) {
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System.out.println("Unexpected exception: " + exc);
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exc.printStackTrace();
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return false;
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}
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return true;
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}
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};
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/**
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* Make sure we don't allow a double init using the same parameters
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*/
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public static final TestMethod doubleInitTest = new TestMethod() {
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@Override
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public boolean isValid(String algorithm) {
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return true; // Valid for all algs
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}
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@Override
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public boolean run(String algorithm) {
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System.out.println("----- Double Init Test [" + algorithm +
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"] -----");
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try {
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AlgorithmParameterSpec spec;
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Cipher cipher = Cipher.getInstance(algorithm);
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TestData testData;
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switch (algorithm) {
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case ALG_CC20:
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testData = testList.get(0);
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spec = new ChaCha20ParameterSpec(testData.nonce,
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testData.counter);
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break;
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case ALG_CC20_P1305:
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testData = aeadTestList.get(0);
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spec = new IvParameterSpec(testData.nonce);
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break;
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default:
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throw new IllegalArgumentException(
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"Unsupported cipher type: " + algorithm);
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}
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SecretKey key = new SecretKeySpec(testData.key, ALG_CC20);
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// Initialize the first time, this should work.
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cipher.init(testData.direction, key, spec);
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// Immediately initializing a second time with the same
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// parameters should fail
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try {
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cipher.init(testData.direction, key, spec);
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throw new RuntimeException(
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"Expected InvalidKeyException not thrown");
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} catch (InvalidKeyException ike) {
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// Do nothing, this is what we expected to happen
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}
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} catch (Exception exc) {
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System.out.println("Unexpected exception: " + exc);
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exc.printStackTrace();
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return false;
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}
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return true;
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}
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};
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/**
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* Attempt to run two full encryption operations without an init in
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* between.
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*/
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public static final TestMethod encTwiceNoInit = new TestMethod() {
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@Override
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public boolean isValid(String algorithm) {
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return true; // Valid for all algs
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}
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@Override
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public boolean run(String algorithm) {
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System.out.println("----- Encrypt second time without init [" +
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algorithm + "] -----");
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try {
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AlgorithmParameterSpec spec;
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Cipher cipher = Cipher.getInstance(algorithm);
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TestData testData;
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switch (algorithm) {
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case ALG_CC20:
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testData = testList.get(0);
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spec = new ChaCha20ParameterSpec(testData.nonce,
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testData.counter);
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break;
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case ALG_CC20_P1305:
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testData = aeadTestList.get(0);
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spec = new IvParameterSpec(testData.nonce);
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break;
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default:
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throw new IllegalArgumentException(
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"Unsupported cipher type: " + algorithm);
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}
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SecretKey key = new SecretKeySpec(testData.key, ALG_CC20);
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// Initialize and encrypt
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cipher.init(testData.direction, key, spec);
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if (algorithm.equals(ALG_CC20_P1305)) {
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cipher.updateAAD(testData.aad);
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}
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cipher.doFinal(testData.input);
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System.out.println("First encryption complete");
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// Now attempt to encrypt again without changing the key/IV
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// This should fail.
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try {
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if (algorithm.equals(ALG_CC20_P1305)) {
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cipher.updateAAD(testData.aad);
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}
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cipher.doFinal(testData.input);
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throw new RuntimeException(
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"Expected IllegalStateException not thrown");
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} catch (IllegalStateException ise) {
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// Do nothing, this is what we expected to happen
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}
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} catch (Exception exc) {
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System.out.println("Unexpected exception: " + exc);
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exc.printStackTrace();
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return false;
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}
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return true;
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}
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};
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/**
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* Attempt to run two full decryption operations without an init in
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* between.
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*/
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public static final TestMethod decTwiceNoInit = new TestMethod() {
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@Override
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public boolean isValid(String algorithm) {
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return true; // Valid for all algs
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}
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@Override
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public boolean run(String algorithm) {
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System.out.println("----- Decrypt second time without init [" +
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algorithm + "] -----");
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try {
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AlgorithmParameterSpec spec;
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Cipher cipher = Cipher.getInstance(algorithm);
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TestData testData;
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switch (algorithm) {
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case ALG_CC20:
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testData = testList.get(1);
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spec = new ChaCha20ParameterSpec(testData.nonce,
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testData.counter);
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break;
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case ALG_CC20_P1305:
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testData = aeadTestList.get(1);
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spec = new IvParameterSpec(testData.nonce);
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break;
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default:
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throw new IllegalArgumentException(
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"Unsupported cipher type: " + algorithm);
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}
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SecretKey key = new SecretKeySpec(testData.key, ALG_CC20);
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// Initialize and encrypt
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cipher.init(testData.direction, key, spec);
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if (algorithm.equals(ALG_CC20_P1305)) {
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cipher.updateAAD(testData.aad);
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}
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cipher.doFinal(testData.input);
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System.out.println("First decryption complete");
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// Now attempt to encrypt again without changing the key/IV
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// This should fail.
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try {
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if (algorithm.equals(ALG_CC20_P1305)) {
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cipher.updateAAD(testData.aad);
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}
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cipher.doFinal(testData.input);
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throw new RuntimeException(
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"Expected IllegalStateException not thrown");
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} catch (IllegalStateException ise) {
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// Do nothing, this is what we expected to happen
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}
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} catch (Exception exc) {
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System.out.println("Unexpected exception: " + exc);
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exc.printStackTrace();
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return false;
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}
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return true;
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}
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};
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/**
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* Perform an AEAD decryption with corrupted data so the tag does not
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* match. Then attempt to reuse the cipher without initialization.
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*/
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public static final TestMethod decFailNoInit = new TestMethod() {
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@Override
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public boolean isValid(String algorithm) {
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return algorithm.equals(ALG_CC20_P1305);
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}
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@Override
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public boolean run(String algorithm) {
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System.out.println(
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"----- Fail decryption, try again with no init [" +
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algorithm + "] -----");
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try {
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TestData testData = aeadTestList.get(1);
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AlgorithmParameterSpec spec =
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new IvParameterSpec(testData.nonce);
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byte[] corruptInput = testData.input.clone();
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corruptInput[0]++; // Corrupt the ciphertext
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SecretKey key = new SecretKeySpec(testData.key, ALG_CC20);
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Cipher cipher = Cipher.getInstance(algorithm);
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try {
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// Initialize and encrypt
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cipher.init(testData.direction, key, spec);
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cipher.updateAAD(testData.aad);
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cipher.doFinal(corruptInput);
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throw new RuntimeException(
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"Expected AEADBadTagException not thrown");
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} catch (AEADBadTagException abte) {
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System.out.println("Expected decryption failure occurred");
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}
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// Make sure that despite the exception, the Cipher object is
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// not in a state that would leave it initialized and able
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// to process future decryption operations without init.
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try {
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cipher.updateAAD(testData.aad);
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cipher.doFinal(testData.input);
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throw new RuntimeException(
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"Expected IllegalStateException not thrown");
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} catch (IllegalStateException ise) {
|
|
// Do nothing, this is what we expected to happen
|
|
}
|
|
} catch (Exception exc) {
|
|
System.out.println("Unexpected exception: " + exc);
|
|
exc.printStackTrace();
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Encrypt once successfully, then attempt to init with the same
|
|
* key and nonce.
|
|
*/
|
|
public static final TestMethod encTwiceInitSameParams = new TestMethod() {
|
|
@Override
|
|
public boolean isValid(String algorithm) {
|
|
return true; // Valid for all algs
|
|
}
|
|
|
|
@Override
|
|
public boolean run(String algorithm) {
|
|
System.out.println("----- Encrypt, then init with same params [" +
|
|
algorithm + "] -----");
|
|
try {
|
|
AlgorithmParameterSpec spec;
|
|
Cipher cipher = Cipher.getInstance(algorithm);
|
|
TestData testData;
|
|
switch (algorithm) {
|
|
case ALG_CC20:
|
|
testData = testList.get(0);
|
|
spec = new ChaCha20ParameterSpec(testData.nonce,
|
|
testData.counter);
|
|
break;
|
|
case ALG_CC20_P1305:
|
|
testData = aeadTestList.get(0);
|
|
spec = new IvParameterSpec(testData.nonce);
|
|
break;
|
|
default:
|
|
throw new IllegalArgumentException(
|
|
"Unsupported cipher type: " + algorithm);
|
|
}
|
|
SecretKey key = new SecretKeySpec(testData.key, ALG_CC20);
|
|
|
|
// Initialize then encrypt
|
|
cipher.init(testData.direction, key, spec);
|
|
if (algorithm.equals(ALG_CC20_P1305)) {
|
|
cipher.updateAAD(testData.aad);
|
|
}
|
|
cipher.doFinal(testData.input);
|
|
System.out.println("First encryption complete");
|
|
|
|
// Initializing after the completed encryption with
|
|
// the same key and nonce should fail.
|
|
try {
|
|
cipher.init(testData.direction, key, spec);
|
|
throw new RuntimeException(
|
|
"Expected InvalidKeyException not thrown");
|
|
} catch (InvalidKeyException ike) {
|
|
// Do nothing, this is what we expected to happen
|
|
}
|
|
} catch (Exception exc) {
|
|
System.out.println("Unexpected exception: " + exc);
|
|
exc.printStackTrace();
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Decrypt once successfully, then attempt to init with the same
|
|
* key and nonce.
|
|
*/
|
|
public static final TestMethod decTwiceInitSameParams = new TestMethod() {
|
|
@Override
|
|
public boolean isValid(String algorithm) {
|
|
return true; // Valid for all algs
|
|
}
|
|
|
|
@Override
|
|
public boolean run(String algorithm) {
|
|
System.out.println("----- Decrypt, then init with same params [" +
|
|
algorithm + "] -----");
|
|
try {
|
|
AlgorithmParameterSpec spec;
|
|
Cipher cipher = Cipher.getInstance(algorithm);
|
|
TestData testData;
|
|
switch (algorithm) {
|
|
case ALG_CC20:
|
|
testData = testList.get(1);
|
|
spec = new ChaCha20ParameterSpec(testData.nonce,
|
|
testData.counter);
|
|
break;
|
|
case ALG_CC20_P1305:
|
|
testData = aeadTestList.get(1);
|
|
spec = new IvParameterSpec(testData.nonce);
|
|
break;
|
|
default:
|
|
throw new IllegalArgumentException(
|
|
"Unsupported cipher type: " + algorithm);
|
|
}
|
|
SecretKey key = new SecretKeySpec(testData.key, ALG_CC20);
|
|
|
|
// Initialize then decrypt
|
|
cipher.init(testData.direction, key, spec);
|
|
if (algorithm.equals(ALG_CC20_P1305)) {
|
|
cipher.updateAAD(testData.aad);
|
|
}
|
|
cipher.doFinal(testData.input);
|
|
System.out.println("First decryption complete");
|
|
|
|
// Initializing after the completed decryption with
|
|
// the same key and nonce should fail.
|
|
try {
|
|
cipher.init(testData.direction, key, spec);
|
|
throw new RuntimeException(
|
|
"Expected InvalidKeyException not thrown");
|
|
} catch (InvalidKeyException ike) {
|
|
// Do nothing, this is what we expected to happen
|
|
}
|
|
} catch (Exception exc) {
|
|
System.out.println("Unexpected exception: " + exc);
|
|
exc.printStackTrace();
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
};
|
|
|
|
public static final List<String> algList =
|
|
Arrays.asList(ALG_CC20, ALG_CC20_P1305);
|
|
|
|
public static final List<TestMethod> testMethodList =
|
|
Arrays.asList(noInitTest, doubleInitTest, encTwiceNoInit,
|
|
decTwiceNoInit, decFailNoInit, encTwiceInitSameParams,
|
|
decTwiceInitSameParams);
|
|
|
|
public static void main(String args[]) throws Exception {
|
|
int testsPassed = 0;
|
|
int testNumber = 0;
|
|
|
|
for (TestMethod tm : testMethodList) {
|
|
for (String alg : algList) {
|
|
if (tm.isValid(alg)) {
|
|
testNumber++;
|
|
boolean result = tm.run(alg);
|
|
System.out.println("Result: " + (result ? "PASS" : "FAIL"));
|
|
if (result) {
|
|
testsPassed++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
System.out.println("Total Tests: " + testNumber +
|
|
", Tests passed: " + testsPassed);
|
|
if (testsPassed < testNumber) {
|
|
throw new RuntimeException(
|
|
"Not all tests passed. See output for failure info");
|
|
}
|
|
}
|
|
}
|
|
|