| /* |
| * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. |
| * 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. |
| */ |
| import java.security.*; |
| import java.security.interfaces.*; |
| import java.security.spec.*; |
| import java.util.stream.IntStream; |
| |
| /** |
| * @test |
| * @bug 8080462 8226651 |
| * @summary Generate a RSASSA-PSS signature and verify it using PKCS11 provider |
| * @library /test/lib .. |
| * @modules jdk.crypto.cryptoki |
| * @run main SignatureTestPSS |
| */ |
| public class SignatureTestPSS extends PKCS11Test { |
| |
| // PKCS11 does not support RSASSA-PSS keys yet |
| private static final String KEYALG = "RSA"; |
| private static final String SIGALG = "RSASSA-PSS"; |
| |
| private static final int[] KEYSIZES = { 2048, 3072 }; |
| private static final String[] DIGESTS = { "SHA-224", "SHA-256", |
| "SHA-384" , "SHA-512" }; |
| private Provider prov; |
| |
| /** |
| * How much times signature updated. |
| */ |
| private static final int UPDATE_TIMES_FIFTY = 50; |
| |
| /** |
| * How much times signature initial updated. |
| */ |
| private static final int UPDATE_TIMES_HUNDRED = 100; |
| |
| public static void main(String[] args) throws Exception { |
| main(new SignatureTestPSS(), args); |
| } |
| |
| @Override |
| public void main(Provider p) throws Exception { |
| Signature sig; |
| try { |
| sig = Signature.getInstance(SIGALG, p); |
| } catch (NoSuchAlgorithmException e) { |
| System.out.println("Skip testing RSASSA-PSS" + |
| " due to no support"); |
| return; |
| } |
| this.prov = p; |
| for (int i : KEYSIZES) { |
| runTest(i); |
| } |
| } |
| |
| private void runTest(int keySize) throws Exception { |
| byte[] data = new byte[100]; |
| IntStream.range(0, data.length).forEach(j -> { |
| data[j] = (byte) j; |
| }); |
| System.out.println("[KEYSIZE = " + keySize + "]"); |
| |
| // create a key pair |
| KeyPair kpair = generateKeys(KEYALG, keySize); |
| test(DIGESTS, kpair.getPrivate(), kpair.getPublic(), data); |
| } |
| |
| private void test(String[] digestAlgs, PrivateKey privKey, |
| PublicKey pubKey, byte[] data) throws RuntimeException { |
| // For signature algorithm, create and verify a signature |
| for (String hash : digestAlgs) { |
| for (String mgfHash : digestAlgs) { |
| try { |
| checkSignature(data, pubKey, privKey, hash, mgfHash); |
| } catch (NoSuchAlgorithmException | InvalidKeyException | |
| SignatureException | NoSuchProviderException ex) { |
| throw new RuntimeException(ex); |
| } catch (InvalidAlgorithmParameterException ex2) { |
| System.out.println("Skip test due to " + ex2); |
| } |
| } |
| }; |
| } |
| |
| private KeyPair generateKeys(String keyalg, int size) |
| throws NoSuchAlgorithmException { |
| KeyPairGenerator kpg = KeyPairGenerator.getInstance(keyalg, prov); |
| kpg.initialize(size); |
| return kpg.generateKeyPair(); |
| } |
| |
| private void checkSignature(byte[] data, PublicKey pub, |
| PrivateKey priv, String hash, String mgfHash) |
| throws NoSuchAlgorithmException, InvalidKeyException, |
| SignatureException, NoSuchProviderException, |
| InvalidAlgorithmParameterException { |
| System.out.println("Testing against " + hash + " and MGF1_" + mgfHash); |
| Signature sig = Signature.getInstance(SIGALG, prov); |
| AlgorithmParameterSpec params = new PSSParameterSpec( |
| hash, "MGF1", new MGF1ParameterSpec(mgfHash), 0, 1); |
| sig.setParameter(params); |
| sig.initSign(priv); |
| for (int i = 0; i < UPDATE_TIMES_HUNDRED; i++) { |
| sig.update(data); |
| } |
| byte[] signedData = sig.sign(); |
| |
| // Make sure signature verifies with original data |
| // do we need to call sig.setParameter(params) again? |
| sig.initVerify(pub); |
| for (int i = 0; i < UPDATE_TIMES_HUNDRED; i++) { |
| sig.update(data); |
| } |
| if (!sig.verify(signedData)) { |
| throw new RuntimeException("Failed to verify signature"); |
| } |
| |
| // Make sure signature does NOT verify when the original data |
| // has changed |
| sig.initVerify(pub); |
| for (int i = 0; i < UPDATE_TIMES_FIFTY; i++) { |
| sig.update(data); |
| } |
| |
| if (sig.verify(signedData)) { |
| throw new RuntimeException("Failed to detect bad signature"); |
| } |
| } |
| } |