195 lines
7.9 KiB
Java
195 lines
7.9 KiB
Java
/*
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* Copyright (c) 2015, 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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import static javax.crypto.Cipher.ENCRYPT_MODE;
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import static javax.crypto.Cipher.getMaxAllowedKeyLength;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchProviderException;
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import java.security.spec.AlgorithmParameterSpec;
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import java.util.Arrays;
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import java.util.List;
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import javax.crypto.BadPaddingException;
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import javax.crypto.Cipher;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.KeyGenerator;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.SecretKey;
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import javax.crypto.ShortBufferException;
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import javax.crypto.spec.IvParameterSpec;
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/*
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* @test
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* @bug 8075286
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* @summary Test the AES algorithm OIDs in JDK.
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* OID and Algorithm transformation string should match.
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* Both could be able to be used to generate the algorithm instance.
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* @run main TestAESOids
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*/
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public class TestAESOids {
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private static final String PROVIDER_NAME = "SunJCE";
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private static final byte[] INPUT = "1234567890123456".getBytes();
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private static final List<DataTuple> DATA = Arrays.asList(
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new DataTuple("2.16.840.1.101.3.4.1.1", "AES_128/ECB/NoPadding",
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128, "ECB"),
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new DataTuple("2.16.840.1.101.3.4.1.2", "AES_128/CBC/NoPadding",
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128, "CBC"),
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new DataTuple("2.16.840.1.101.3.4.1.3", "AES_128/OFB/NoPadding",
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128, "OFB"),
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new DataTuple("2.16.840.1.101.3.4.1.4", "AES_128/CFB/NoPadding",
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128, "CFB"),
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new DataTuple("2.16.840.1.101.3.4.1.21", "AES_192/ECB/NoPadding",
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192, "ECB"),
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new DataTuple("2.16.840.1.101.3.4.1.22", "AES_192/CBC/NoPadding",
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192, "CBC"),
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new DataTuple("2.16.840.1.101.3.4.1.23", "AES_192/OFB/NoPadding",
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192, "OFB"),
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new DataTuple("2.16.840.1.101.3.4.1.24", "AES_192/CFB/NoPadding",
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192, "CFB"),
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new DataTuple("2.16.840.1.101.3.4.1.41", "AES_256/ECB/NoPadding",
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256, "ECB"),
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new DataTuple("2.16.840.1.101.3.4.1.42", "AES_256/CBC/NoPadding",
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256, "CBC"),
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new DataTuple("2.16.840.1.101.3.4.1.43", "AES_256/OFB/NoPadding",
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256, "OFB"),
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new DataTuple("2.16.840.1.101.3.4.1.44", "AES_256/CFB/NoPadding",
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256, "CFB"));
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public static void main(String[] args) throws Exception {
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for (DataTuple dataTuple : DATA) {
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int maxAllowedKeyLength =
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getMaxAllowedKeyLength(dataTuple.algorithm);
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boolean supportedKeyLength =
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maxAllowedKeyLength >= dataTuple.keyLength;
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try {
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runTest(dataTuple, supportedKeyLength);
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System.out.println("passed");
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} catch (InvalidKeyException ike) {
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if (supportedKeyLength) {
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throw new RuntimeException(String.format(
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"The key length %d is supported, but test failed.",
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dataTuple.keyLength), ike);
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} else {
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System.out.printf(
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"Catch expected InvalidKeyException due "
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+ "to the key length %d is greater than "
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+ "max supported key length %d%n",
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dataTuple.keyLength, maxAllowedKeyLength);
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}
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}
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}
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}
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private static void runTest(DataTuple dataTuple,
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boolean supportedKeyLength) throws NoSuchAlgorithmException,
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NoSuchProviderException, NoSuchPaddingException,
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InvalidKeyException, ShortBufferException,
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IllegalBlockSizeException, BadPaddingException,
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InvalidAlgorithmParameterException {
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Cipher algorithmCipher = Cipher.getInstance(dataTuple.algorithm,
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PROVIDER_NAME);
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Cipher oidCipher = Cipher.getInstance(dataTuple.oid, PROVIDER_NAME);
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if (algorithmCipher == null) {
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throw new RuntimeException(
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String.format("Test failed: algorithm string %s getInstance"
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+ " failed.%n", dataTuple.algorithm));
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}
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if (oidCipher == null) {
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throw new RuntimeException(
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String.format("Test failed: OID %s getInstance failed.%n",
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dataTuple.oid));
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}
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if (!algorithmCipher.getAlgorithm().equals(dataTuple.algorithm)) {
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throw new RuntimeException(String.format(
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"Test failed: algorithm string %s getInstance "
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+ "doesn't generate expected algorithm.%n",
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dataTuple.algorithm));
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}
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KeyGenerator kg = KeyGenerator.getInstance("AES");
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kg.init(dataTuple.keyLength);
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SecretKey key = kg.generateKey();
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// encrypt
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algorithmCipher.init(ENCRYPT_MODE, key);
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if (!supportedKeyLength) {
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throw new RuntimeException(String.format(
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"The key length %d is not supported, so the initialization "
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+ "of algorithmCipher should fail.%n",
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dataTuple.keyLength));
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}
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byte[] cipherText = new byte[algorithmCipher.getOutputSize(INPUT.length)];
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int offset = algorithmCipher.update(INPUT, 0, INPUT.length,
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cipherText, 0);
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algorithmCipher.doFinal(cipherText, offset);
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AlgorithmParameterSpec aps = null;
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if (!dataTuple.mode.equalsIgnoreCase("ECB")) {
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aps = new IvParameterSpec(algorithmCipher.getIV());
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}
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oidCipher.init(Cipher.DECRYPT_MODE, key, aps);
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if (!supportedKeyLength) {
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throw new RuntimeException(String.format(
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"The key length %d is not supported, so the "
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+ "initialization of oidCipher should fail.%n",
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dataTuple.keyLength));
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}
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byte[] recoveredText = new byte[oidCipher.getOutputSize(cipherText.length)];
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oidCipher.doFinal(cipherText, 0, cipherText.length, recoveredText);
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// Comparison
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if (!Arrays.equals(INPUT, recoveredText)) {
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throw new RuntimeException(
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"Decrypted data is not the same as the original text");
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}
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}
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private static class DataTuple {
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private final String oid;
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private final String algorithm;
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private final int keyLength;
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private final String mode;
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private DataTuple(String oid, String algorithm, int keyLength,
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String mode) {
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this.oid = oid;
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this.algorithm = algorithm;
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this.keyLength = keyLength;
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this.mode = mode;
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}
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}
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}
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