97 lines
3.8 KiB
Java
97 lines
3.8 KiB
Java
/*
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* Copyright (c) 2002, 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 4628062 4963723 8267319 8288050
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* @summary Verify that AES KeyGenerator supports default initialization
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* when init is not called
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* @author Valerie Peng
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*/
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import java.security.*;
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import javax.crypto.*;
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import java.util.*;
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public class Test4628062 {
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// first value is the default key size
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private static final int[] AES_SIZES = { 32, 16, 24 }; // in bytes
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private static final int[] HMACSHA224_SIZES = { 28 };
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private static final int[] HMACSHA256_SIZES = { 32 };
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private static final int[] HMACSHA384_SIZES = { 48 };
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private static final int[] HMACSHA512_SIZES = { 64 };
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private static final int[] HMACSHA512_224_SIZES = { 28 };
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private static final int[] HMACSHA512_256_SIZES = { 32 };
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public boolean execute(String algo, int[] keySizes) throws Exception {
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KeyGenerator kg = KeyGenerator.getInstance(algo,
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System.getProperty("test.provider.name", "SunJCE"));
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// TEST FIX 4628062
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Key keyWithDefaultSize = kg.generateKey();
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byte[] encoding = keyWithDefaultSize.getEncoded();
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int defKeyLen = encoding.length ;
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if (defKeyLen == 0) {
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throw new Exception("default key length is 0!");
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} else if (defKeyLen != keySizes[0]) {
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throw new Exception("default key length mismatch!");
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}
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// BONUS TESTS
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if (keySizes.length > 1) {
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// 1. call init(int keysize) with various valid key sizes
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// and see if the generated key is the right size.
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for (int i=0; i<keySizes.length; i++) {
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kg.init(keySizes[i]*8); // in bits
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Key key = kg.generateKey();
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if (key.getEncoded().length != keySizes[i]) {
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throw new Exception("key is generated with the wrong length!");
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}
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}
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// 2. call init(int keysize) with invalid key size and see
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// if the expected InvalidParameterException is thrown.
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try {
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kg.init(keySizes[0]*8+1);
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} catch (InvalidParameterException ex) {
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} catch (Exception ex) {
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throw new Exception("wrong exception is thrown for invalid key size!");
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}
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}
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System.out.println(algo + " Passed!");
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// passed all tests...hooray!
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return true;
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}
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public static void main (String[] args) throws Exception {
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Test4628062 test = new Test4628062();
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test.execute("AES", AES_SIZES);
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test.execute("HmacSHA224", HMACSHA224_SIZES);
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test.execute("HmacSHA256", HMACSHA256_SIZES);
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test.execute("HmacSHA384", HMACSHA384_SIZES);
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test.execute("HmacSHA512", HMACSHA512_SIZES);
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test.execute("HmacSHA512/224", HMACSHA512_224_SIZES);
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test.execute("HmacSHA512/256", HMACSHA512_256_SIZES);
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}
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}
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