| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.conscrypt; |
| |
| import java.security.Provider; |
| import java.security.Security; |
| import java.util.Arrays; |
| |
| import javax.crypto.Mac; |
| import javax.crypto.SecretKey; |
| import javax.crypto.spec.SecretKeySpec; |
| |
| import junit.framework.TestCase; |
| |
| public class MacTest extends TestCase { |
| public void test_getInstance_OpenSSL_ENGINE() throws Exception { |
| final String secret = "-HMAC-test1"; |
| final byte[] testString = "testing123".getBytes(); |
| |
| Provider p = Security.getProvider(OpenSSLProvider.PROVIDER_NAME); |
| NativeCryptoTest.loadTestEngine(); |
| OpenSSLEngine engine = OpenSSLEngine.getInstance(NativeCryptoTest.TEST_ENGINE_ID); |
| |
| /* |
| * The "-HMAC-" prefix is a special prefix recognized by |
| * test_openssl_engine.cpp |
| */ |
| SecretKey key1 = engine.getSecretKeyById(secret, "HmacSHA256"); |
| SecretKey key1dupe = engine.getSecretKeyById(secret, "HmacSHA256"); |
| |
| /* Non-ENGINE-based SecretKey */ |
| SecretKey key2 = new SecretKeySpec(secret.getBytes(), "HmacSHA256"); |
| |
| /* The one that is ENGINE-based can't be equal to a non-ENGINE one. */ |
| assertFalse(key1.equals(key2)); |
| assertEquals(key1, key1dupe); |
| assertNull(key1.getFormat()); |
| assertNull(key1.getEncoded()); |
| assertEquals("RAW", key2.getFormat()); |
| assertEquals(Arrays.toString(secret.getBytes()), Arrays.toString(key2.getEncoded())); |
| |
| Mac mac1 = Mac.getInstance("HmacSHA256", p); |
| mac1.init(key1); |
| mac1.update(testString); |
| byte[] output1 = mac1.doFinal(); |
| assertEquals(mac1.getMacLength(), output1.length); |
| |
| Mac mac2 = Mac.getInstance("HmacSHA256", p); |
| mac2.init(key2); |
| mac2.update(testString); |
| byte[] output2 = mac2.doFinal(); |
| |
| assertEquals(Arrays.toString(output2), Arrays.toString(output1)); |
| } |
| } |