1561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes/* 2561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * Licensed to the Apache Software Foundation (ASF) under one or more 3561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * contributor license agreements. See the NOTICE file distributed with 4561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * this work for additional information regarding copyright ownership. 5561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * The ASF licenses this file to You under the Apache License, Version 2.0 6561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * (the "License"); you may not use this file except in compliance with 7561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * the License. You may obtain a copy of the License at 8561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * 9561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 10561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * 11561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * Unless required by applicable law or agreed to in writing, software 12561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 13561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * See the License for the specific language governing permissions and 15561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * limitations under the License. 16561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 17561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 18561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes/** 198d8858e39800de641b50f6e8e864af9cf68bedeaNarayan Kamath * @author Vera Y. Petrashkova 208d8858e39800de641b50f6e8e864af9cf68bedeaNarayan Kamath */ 21561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 22561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughespackage org.apache.harmony.crypto.tests.support; 23561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 24561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.security.InvalidAlgorithmParameterException; 25561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.security.InvalidKeyException; 26561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.security.Key; 27561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.security.spec.AlgorithmParameterSpec; 28561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 29561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport javax.crypto.MacSpi; 30561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport javax.crypto.spec.SecretKeySpec; 31561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 32561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes/** 33561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * Additional class for verification of MacGeneratorSpi and MacSpi 34561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 35561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 36561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughespublic class MyMacSpi extends MacSpi { 378d8858e39800de641b50f6e8e864af9cf68bedeaNarayan Kamath 38561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes private int length = 0; 398d8858e39800de641b50f6e8e864af9cf68bedeaNarayan Kamath 40561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes @Override 41561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected int engineGetMacLength() { 42561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes return length; 43561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 44561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 45561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes @Override 46561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected void engineInit(Key key, AlgorithmParameterSpec params) 47561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes throws InvalidKeyException, InvalidAlgorithmParameterException { 48561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes if (params == null) { 49561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes if (!(key instanceof SecretKeySpec)) { 50561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes throw new IllegalArgumentException("params is null and key is SecretKeySpec"); 51561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 52561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 53561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 54561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 55561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes @Override 56561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected void engineUpdate(byte input) { 57561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 58561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 59561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes @Override 60561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected void engineUpdate(byte[] input, int offset, int len) { 61561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes if (offset >= 0 && len >= 0) { 62561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes length = len; 63561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 64561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 65561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 66561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes @Override 67561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected byte[] engineDoFinal() { 68561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes return new byte[length]; 69561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 70561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 71561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes @Override 72561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected void engineReset() { 73561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes length++; 748d8858e39800de641b50f6e8e864af9cf68bedeaNarayan Kamath } 75561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes}