110 lines
3.8 KiB
Java
110 lines
3.8 KiB
Java
/*
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* Copyright (c) 2018, 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 8080462
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* @library /test/lib ..
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* @modules jdk.crypto.cryptoki
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* @run main TestCICOWithGCM
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* @summary Test CipherInputStream/OutputStream with AES GCM mode.
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* @key randomness
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*/
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import java.security.*;
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import javax.crypto.*;
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import javax.crypto.spec.*;
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import java.math.*;
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import java.io.*;
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import java.util.*;
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public class TestCICOWithGCM extends PKCS11Test {
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public static void main(String[] args) throws Exception {
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main(new TestCICOWithGCM(), 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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test("GCM", p);
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}
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public void test(String mode, Provider p) throws Exception {
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Cipher c;
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try {
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String transformation = "AES/" + mode + "/NoPadding";
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c = Cipher.getInstance(transformation, p);
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} catch (GeneralSecurityException e) {
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System.out.println("Skip testing " + p.getName() +
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", no support for " + mode);
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return;
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}
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SecretKey key = new SecretKeySpec(new byte[16], "AES");
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//do initialization of the plainText
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byte[] plainText = new byte[800];
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Random rdm = new Random();
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rdm.nextBytes(plainText);
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//init ciphers
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Cipher encCipher = Cipher.getInstance("AES/GCM/NoPadding", p);
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encCipher.init(Cipher.ENCRYPT_MODE, key);
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Cipher decCipher = Cipher.getInstance("AES/GCM/NoPadding", p);
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decCipher.init(Cipher.DECRYPT_MODE, key, encCipher.getParameters());
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//init cipher streams
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ByteArrayInputStream baInput = new ByteArrayInputStream(plainText);
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CipherInputStream ciInput = new CipherInputStream(baInput, encCipher);
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ByteArrayOutputStream baOutput = new ByteArrayOutputStream();
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CipherOutputStream ciOutput = new CipherOutputStream(baOutput, decCipher);
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//do test
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byte[] buffer = new byte[800];
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int len = ciInput.read(buffer);
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System.out.println("read " + len + " bytes from input buffer");
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while (len != -1) {
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ciOutput.write(buffer, 0, len);
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System.out.println("wite " + len + " bytes to output buffer");
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len = ciInput.read(buffer);
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if (len != -1) {
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System.out.println("read " + len + " bytes from input buffer");
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} else {
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System.out.println("finished reading");
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}
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}
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ciOutput.flush();
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ciInput.close();
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ciOutput.close();
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byte[] recovered = baOutput.toByteArray();
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System.out.println("recovered " + recovered.length + " bytes");
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if (!Arrays.equals(plainText, recovered)) {
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throw new RuntimeException("diff check failed!");
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} else {
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System.out.println("diff check passed");
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}
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}
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}
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