1adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/* 2adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 3adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 4adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * you may not use this file except in compliance with the License. 6adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * You may obtain a copy of the License at 7adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 8adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 10adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * See the License for the specific language governing permissions and 14adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * limitations under the License. 15adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 16adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpackage org.apache.harmony.crypto.tests.javax.crypto.func; 17adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 18adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 19adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.security.KeyPair; 20adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.security.KeyPairGenerator; 21adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 22adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport javax.crypto.Cipher; 23adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 24adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpublic class CipherRSAThread extends CipherThread { 25adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 26adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project CipherRSAThread(String name, int[] keys, String[] modes, String[] paddings) { 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project super(name, keys, modes, paddings); 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void crypt() throws Exception { 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte[] output = new byte[256]; 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte[] decrypted = new byte[256]; 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int dataBlock = 20; 35adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte[] input = getData().substring(0, dataBlock).getBytes(); 36adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA"); 37adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project kpg.initialize(getKeyLength()); 38adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project KeyPair kp = kpg.generateKeyPair(); 39f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Cipher cip = Cipher.getInstance(getAlgName() + "/" + getMode() + "/" + 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project getPadding()); 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project cip.init(Cipher.ENCRYPT_MODE, kp.getPublic()); 43adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project cip.doFinal(input, 0, input.length, output); 44adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int outputSize = cip.getOutputSize(input.length); 45adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project cip.init(Cipher.DECRYPT_MODE, kp.getPrivate()); 46adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project cip.doFinal(output, 0, outputSize, decrypted); 47adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 48d762af619aa85042c08553425a4ca4ef7900d45aKenny Root if ("NOPADDING".equals(getPadding())) { 49d762af619aa85042c08553425a4ca4ef7900d45aKenny Root checkPaddedEncodedData(input, decrypted, outputSize - input.length); 50d762af619aa85042c08553425a4ca4ef7900d45aKenny Root } else { 51d762af619aa85042c08553425a4ca4ef7900d45aKenny Root checkEncodedData(input, decrypted); 52d762af619aa85042c08553425a4ca4ef7900d45aKenny Root } 53adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 54adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project} 55