137 lines
5.6 KiB
Java
137 lines
5.6 KiB
Java
/*
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* Copyright (c) 2018, 2023, 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 8171277
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* @summary Test XEC curve operations
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* @modules java.base/sun.security.ec
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* @library /test/lib
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* @build jdk.test.lib.Convert
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* @run main TestXECOps
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*/
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import sun.security.ec.*;
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import java.security.spec.NamedParameterSpec;
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import java.util.*;
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import jdk.test.lib.Convert;
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// Test vectors are from RFC 7748
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public class TestXECOps {
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public static void main(String[] args) {
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TestXECOps m = new TestXECOps();
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m.runTest("X25519",
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"a546e36bf0527c9d3b16154b82465edd62144c0ac1fc5a18506a2244ba449ac4",
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"e6db6867583030db3594c1a424b15f7c726624ec26b3353b10a903a6d0ab1c4c",
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"c3da55379de9c6908e94ea4df28d084f32eccf03491c71f754b4075577a28552");
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m.runTest("X25519",
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"4b66e9d4d1b4673c5ad22691957d6af5c11b6421e0ea01d42ca4169e7918ba0d",
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"e5210f12786811d3f4b7959d0538ae2c31dbe7106fc03c3efc4cd549c715a493",
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"95cbde9476e8907d7aade45cb4b873f88b595a68799fa152e6f8f7647aac7957");
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m.runDiffieHellmanTest("X25519",
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"77076d0a7318a57d3c16c17251b26645df4c2f87ebc0992ab177fba51db92c2a",
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"5dab087e624a8a4b79e17f8b83800ee66f3bb1292618b6fd1c2f8b27ff88e0eb",
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"4a5d9d5ba4ce2de1728e3bf480350f25e07e21c947d19e3376f09b3c1e161742");
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m.runTest("X448",
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"3d262fddf9ec8e88495266fea19a34d28882acef045104d0d1aae121700a77" +
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"9c984c24f8cdd78fbff44943eba368f54b29259a4f1c600ad3",
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"06fce640fa3487bfda5f6cf2d5263f8aad88334cbd07437f020f08f9814dc0" +
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"31ddbdc38c19c6da2583fa5429db94ada18aa7a7fb4ef8a086",
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"ce3e4ff95a60dc6697da1db1d85e6afbdf79b50a2412d7546d5f239fe14fba" +
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"adeb445fc66a01b0779d98223961111e21766282f73dd96b6f");
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m.runTest("X448",
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"203d494428b8399352665ddca42f9de8fef600908e0d461cb021f8c538345d" +
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"d77c3e4806e25f46d3315c44e0a5b4371282dd2c8d5be3095f",
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"0fbcc2f993cd56d3305b0b7d9e55d4c1a8fb5dbb52f8e9a1e9b6201b165d01" +
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"5894e56c4d3570bee52fe205e28a78b91cdfbde71ce8d157db",
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"884a02576239ff7a2f2f63b2db6a9ff37047ac13568e1e30fe63c4a7ad1b3e" +
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"e3a5700df34321d62077e63633c575c1c954514e99da7c179d");
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m.runDiffieHellmanTest("X448",
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"9a8f4925d1519f5775cf46b04b5800d4ee9ee8bae8bc5565d498c28dd9c9ba" +
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"f574a9419744897391006382a6f127ab1d9ac2d8c0a598726b",
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"1c306a7ac2a0e2e0990b294470cba339e6453772b075811d8fad0d1d6927c1" +
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"20bb5ee8972b0d3e21374c9c921b09d1b0366f10b65173992d",
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"07fff4181ac6cc95ec1c16a94a0f74d12da232ce40a77552281d282bb60c0b" +
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"56fd2464c335543936521c24403085d59a449a5037514a879d");
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}
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private void runDiffieHellmanTest(String opName, String a_str,
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String b_str, String result_str) {
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NamedParameterSpec paramSpec = new NamedParameterSpec(opName);
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XECParameters settings =
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XECParameters.get(RuntimeException::new, paramSpec);
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XECOperations ops = new XECOperations(settings);
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byte[] basePoint = Convert.byteToByteArray(settings.getBasePoint(),
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settings.getBytes());
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byte[] a = HexFormat.of().parseHex(a_str);
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byte[] b = HexFormat.of().parseHex(b_str);
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byte[] expectedResult = HexFormat.of().parseHex(result_str);
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byte[] a_copy = Arrays.copyOf(a, a.length);
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byte[] b_copy = Arrays.copyOf(b, b.length);
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byte[] basePoint_copy = Arrays.copyOf(basePoint, basePoint.length);
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byte[] resultA = ops.encodedPointMultiply(b,
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ops.encodedPointMultiply(a, basePoint));
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byte[] resultB = ops.encodedPointMultiply(a_copy,
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ops.encodedPointMultiply(b_copy, basePoint_copy));
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if (!Arrays.equals(resultA, expectedResult)) {
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throw new RuntimeException("fail");
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}
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if (!Arrays.equals(resultB, expectedResult)) {
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throw new RuntimeException("fail");
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}
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}
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private void runTest(String opName, String k_in_str,
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String u_in_str, String u_out_str) {
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byte[] k_in = HexFormat.of().parseHex(k_in_str);
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byte[] u_in = HexFormat.of().parseHex(u_in_str);
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byte[] u_out_expected = HexFormat.of().parseHex(u_out_str);
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NamedParameterSpec paramSpec = new NamedParameterSpec(opName);
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XECParameters settings =
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XECParameters.get(RuntimeException::new, paramSpec);
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XECOperations ops = new XECOperations(settings);
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byte[] u_out = ops.encodedPointMultiply(k_in, u_in);
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if (!Arrays.equals(u_out, u_out_expected)) {
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throw new RuntimeException("fail");
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}
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}
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}
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