| /* |
| * Copyright (c) 2021, Red Hat, Inc. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 8261355 |
| * @library /test/lib .. |
| * @run main/othervm EncryptionPadding |
| */ |
| |
| import java.nio.ByteBuffer; |
| import java.security.Key; |
| import java.security.Provider; |
| import java.util.Arrays; |
| import javax.crypto.Cipher; |
| import javax.crypto.spec.SecretKeySpec; |
| |
| public class EncryptionPadding extends PKCS11Test { |
| |
| private static String transformation = "AES/ECB/PKCS5Padding"; |
| private static Key key = new SecretKeySpec(new byte[16], "AES"); |
| |
| public static void main(String[] args) throws Exception { |
| main(new EncryptionPadding(), args); |
| } |
| |
| @Override |
| public void main(Provider p) throws Exception { |
| testWithInputSize(p, 1); |
| testWithInputSize(p, 15); |
| testWithInputSize(p, 16); |
| testWithInputSize(p, 17); |
| System.out.println("TEST PASS - OK"); |
| } |
| |
| private static void testWithInputSize(Provider p, int inputSize) |
| throws Exception { |
| testWithInputSize(p, inputSize, false); |
| testWithInputSize(p, inputSize, true); |
| } |
| |
| private static void testWithInputSize(Provider p, int inputSize, |
| boolean isByteBuffer) throws Exception { |
| byte[] plainText = new byte[inputSize]; |
| Arrays.fill(plainText, (byte)(inputSize & 0xFF)); |
| ByteBuffer cipherText = |
| ByteBuffer.allocate(((inputSize / 16 ) + 1) * 16); |
| byte[] tmp; |
| |
| Cipher sunPKCS11cipher = Cipher.getInstance(transformation, p); |
| sunPKCS11cipher.init(Cipher.ENCRYPT_MODE, key); |
| for (int i = 0; i < ((inputSize - 1) / 16) + 1; i++) { |
| int updateLength = Math.min(inputSize - (16 * i), 16); |
| if (!isByteBuffer) { |
| tmp = sunPKCS11cipher.update(plainText, i * 16, |
| updateLength); |
| if (tmp != null) { |
| cipherText.put(tmp); |
| } |
| } else { |
| ByteBuffer bb = ByteBuffer.allocate(updateLength); |
| bb.put(plainText, i * 16, updateLength); |
| bb.flip(); |
| sunPKCS11cipher.update(bb, cipherText); |
| } |
| } |
| if (!isByteBuffer) { |
| tmp = sunPKCS11cipher.doFinal(); |
| if (tmp != null) { |
| cipherText.put(tmp); |
| } |
| } else { |
| sunPKCS11cipher.doFinal(ByteBuffer.allocate(0), cipherText); |
| } |
| |
| Cipher sunJCECipher = Cipher.getInstance(transformation, "SunJCE"); |
| sunJCECipher.init(Cipher.DECRYPT_MODE, key); |
| byte[] sunJCEPlain = sunJCECipher.doFinal(cipherText.array()); |
| |
| if (!Arrays.equals(plainText, sunJCEPlain)) { |
| throw new Exception("Cross-provider cipher test failed."); |
| } |
| } |
| } |