106 lines
3.7 KiB
Java
106 lines
3.7 KiB
Java
/*
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* Copyright (c) 2021, Red Hat, Inc.
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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 8261355
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* @library /test/lib ..
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* @run main/othervm EncryptionPadding
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*/
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import java.nio.ByteBuffer;
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import java.security.Key;
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import java.security.Provider;
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import java.util.Arrays;
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import javax.crypto.Cipher;
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import javax.crypto.spec.SecretKeySpec;
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public class EncryptionPadding extends PKCS11Test {
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private static String transformation = "AES/ECB/PKCS5Padding";
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private static Key key = new SecretKeySpec(new byte[16], "AES");
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public static void main(String[] args) throws Exception {
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main(new EncryptionPadding(), args);
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}
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@Override
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public void main(Provider p) throws Exception {
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testWithInputSize(p, 1);
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testWithInputSize(p, 15);
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testWithInputSize(p, 16);
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testWithInputSize(p, 17);
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System.out.println("TEST PASS - OK");
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}
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private static void testWithInputSize(Provider p, int inputSize)
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throws Exception {
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testWithInputSize(p, inputSize, false);
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testWithInputSize(p, inputSize, true);
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}
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private static void testWithInputSize(Provider p, int inputSize,
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boolean isByteBuffer) throws Exception {
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byte[] plainText = new byte[inputSize];
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Arrays.fill(plainText, (byte)(inputSize & 0xFF));
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ByteBuffer cipherText =
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ByteBuffer.allocate(((inputSize / 16 ) + 1) * 16);
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byte[] tmp;
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Cipher sunPKCS11cipher = Cipher.getInstance(transformation, p);
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sunPKCS11cipher.init(Cipher.ENCRYPT_MODE, key);
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for (int i = 0; i < ((inputSize - 1) / 16) + 1; i++) {
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int updateLength = Math.min(inputSize - (16 * i), 16);
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if (!isByteBuffer) {
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tmp = sunPKCS11cipher.update(plainText, i * 16,
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updateLength);
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if (tmp != null) {
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cipherText.put(tmp);
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}
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} else {
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ByteBuffer bb = ByteBuffer.allocate(updateLength);
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bb.put(plainText, i * 16, updateLength);
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bb.flip();
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sunPKCS11cipher.update(bb, cipherText);
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}
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}
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if (!isByteBuffer) {
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tmp = sunPKCS11cipher.doFinal();
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if (tmp != null) {
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cipherText.put(tmp);
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}
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} else {
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sunPKCS11cipher.doFinal(ByteBuffer.allocate(0), cipherText);
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}
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Cipher providerCipher = Cipher.getInstance(transformation,
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System.getProperty("test.provider.name", "SunJCE"));
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providerCipher.init(Cipher.DECRYPT_MODE, key);
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byte[] sunJCEPlain = providerCipher.doFinal(cipherText.array());
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if (!Arrays.equals(plainText, sunJCEPlain)) {
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throw new Exception("Cross-provider cipher test failed.");
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}
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}
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}
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