75 lines
2.5 KiB
Java
75 lines
2.5 KiB
Java
/*
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* Copyright (c) 2016, 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 8072452
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* @summary Support DHE sizes up to 8192-bits and DSA sizes up to 3072-bits
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*/
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import java.math.BigInteger;
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import java.security.*;
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import javax.crypto.*;
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import javax.crypto.interfaces.*;
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import javax.crypto.spec.*;
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public class UnsupportedDHKeys {
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/*
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* Sizes and values for various lengths.
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*/
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private enum UnsupportedKeySize {
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// not multiple of 64
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dhp513(513), dhp769(769), dhp895(895),
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dhp1023(1023), dhp1535(1535), dhp2047(2047),
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// unsupported
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dhp2176(2176), dhp3008(3008), dhp4032(4032),
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dhp5120(5120), dhp6400(6400), dhp7680(7680),
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dhp8191(8191), dhp8128(8128), dhp8260(8260);
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final int primeSize;
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UnsupportedKeySize(int primeSize) {
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this.primeSize = primeSize;
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}
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}
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public static void main(String[] args) throws Exception {
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for (UnsupportedKeySize keySize : UnsupportedKeySize.values()) {
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try {
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System.out.println("Checking " + keySize.primeSize + " ...");
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KeyPairGenerator kpg =
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KeyPairGenerator.getInstance("DH",
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System.getProperty("test.provider.name", "SunJCE"));
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kpg.initialize(keySize.primeSize);
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throw new Exception("Should not support " + keySize.primeSize);
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} catch (InvalidParameterException ipe) {
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System.out.println("\tOk, unsupported");
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}
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}
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}
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}
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