112 lines
4.1 KiB
Java
112 lines
4.1 KiB
Java
/*
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* Copyright (c) 2003, 2024, 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 4807942 7033170
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* @summary Test the Cipher.getMaxAllowedKeyLength(String) and
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* getMaxAllowedParameterSpec(String) methods
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* @author Valerie Peng
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*/
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import java.util.*;
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import java.nio.*;
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import java.security.*;
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import java.security.spec.*;
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import javax.crypto.*;
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import javax.crypto.spec.*;
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public class GetMaxAllowed {
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private static void runTest1(boolean isUnlimited) throws Exception {
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System.out.println("Testing " + (isUnlimited? "un":"") +
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"limited policy...");
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String algo = "Blowfish";
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int keyLength = Cipher.getMaxAllowedKeyLength(algo);
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AlgorithmParameterSpec spec = Cipher.getMaxAllowedParameterSpec(algo);
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if (isUnlimited) {
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if ((keyLength != Integer.MAX_VALUE) || (spec != null)) {
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throw new Exception("Check for " + algo +
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" failed under unlimited policy");
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}
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} else {
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if ((keyLength != 128) || (spec != null)) {
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throw new Exception("Check for " + algo +
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" failed under default policy");
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}
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}
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algo = "RC5";
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keyLength = Cipher.getMaxAllowedKeyLength(algo);
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RC5ParameterSpec rc5param = (RC5ParameterSpec)
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Cipher.getMaxAllowedParameterSpec(algo);
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if (isUnlimited) {
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if ((keyLength != Integer.MAX_VALUE) || (rc5param != null)) {
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throw new Exception("Check for " + algo +
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" failed under unlimited policy");
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}
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} else {
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if ((keyLength != 128) || (rc5param.getRounds() != 12) ||
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(rc5param.getVersion() != Integer.MAX_VALUE) ||
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(rc5param.getWordSize() != Integer.MAX_VALUE)) {
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throw new Exception("Check for " + algo +
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" failed under default policy");
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}
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}
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System.out.println("All tests passed");
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}
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private static void runTest2() throws Exception {
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System.out.println("Testing against Security.getAlgorithms()");
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Set<String> algorithms = Security.getAlgorithms("Cipher");
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for (String algorithm: algorithms) {
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int keylength = -1;
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// if 7033170 is not fixed, NoSuchAlgorithmException is thrown
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keylength = Cipher.getMaxAllowedKeyLength(algorithm);
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}
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}
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public static void main(String[] args) throws Exception {
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// decide if the installed jurisdiction policy file is the
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// unlimited version
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boolean isUnlimited = true;
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Cipher c = Cipher.getInstance("AES",
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System.getProperty("test.provider.name", "SunJCE"));
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try {
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c.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(new byte[24], "AES"));
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} catch (InvalidKeyException ike) {
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isUnlimited = false;
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}
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runTest1(isUnlimited);
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// test using the set of algorithms returned by Security.getAlgorithms()
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runTest2();
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}
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}
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