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      1 /*
      2  * Copyright (C) 2009 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package tests.targets.security;
     17 
     18 import dalvik.annotation.AndroidOnly;
     19 import java.security.InvalidKeyException;
     20 import java.security.InvalidParameterException;
     21 import java.security.NoSuchAlgorithmException;
     22 import java.security.PrivateKey;
     23 import java.security.Provider;
     24 import java.security.PublicKey;
     25 import java.security.Security;
     26 import java.security.Signature;
     27 import java.security.SignatureException;
     28 import junit.framework.TestCase;
     29 
     30 public class SignatureTestMD2withRSA extends TestCase {
     31 
     32     @AndroidOnly("Android doesn't include MD2withRSA signature algorithm")
     33     public void testSignature() {
     34 
     35         // MD2 must not be part of android.
     36 
     37         try {
     38             Signature signature = Signature.getInstance("MD2withRSA");
     39             fail("MD2withRSA for signature verification must not be supported");
     40         } catch (NoSuchAlgorithmException e) {
     41             // expected
     42         }
     43 
     44         try {
     45             Signature signature = Signature.getInstance("MD2WithRSA");
     46             fail("MD2withRSA for signature verification must not be supported");
     47         } catch (NoSuchAlgorithmException e) {
     48             // expected
     49         }
     50 
     51         try {
     52             Signature signature = Signature.getInstance("MD2WITHRSA");
     53             fail("MD2withRSA for signature verification must not be supported");
     54         } catch (NoSuchAlgorithmException e) {
     55             // expected
     56         }
     57 
     58         try {
     59             Signature signature = Signature.getInstance("MD2withRSAEncryption");
     60             fail("MD2withRSA for signature verification must not be supported");
     61         } catch (NoSuchAlgorithmException e) {
     62             // expected
     63         }
     64 
     65         try {
     66             Signature signature = Signature.getInstance("MD2WithRSAEncryption");
     67             fail("MD2withRSA for signature verification must not be supported");
     68         } catch (NoSuchAlgorithmException e) {
     69             // expected
     70         }
     71 
     72         try {
     73             Signature signature = Signature.getInstance("MD2WITHRSAENCRYPTION");
     74             fail("MD2withRSA for signature verification must not be supported");
     75         } catch (NoSuchAlgorithmException e) {
     76             // expected
     77         }
     78 
     79         try {
     80             Signature signature = Signature.getInstance("MD2/RSA");
     81             fail("MD2withRSA for signature verification must not be supported");
     82         } catch (NoSuchAlgorithmException e) {
     83             // expected
     84         }
     85 
     86         try {
     87             Signature signature = Signature.getInstance("1.2.840.113549.1.1.2");
     88             fail("MD2withRSA for signature verification must not be supported");
     89         } catch (NoSuchAlgorithmException e) {
     90             // expected
     91         }
     92     }
     93 
     94     @AndroidOnly("Android allows usage of MD2withRSA in third party providers")
     95     public void testSignature2() throws Exception{
     96 
     97         Provider provider = new MyProvider();
     98         Security.addProvider(provider);
     99 
    100         Signature signature = Signature.getInstance("MD2withRSA");
    101         signature = Signature.getInstance("MD2WithRSA");
    102         signature = Signature.getInstance("MD2WITHRSA");
    103         signature = Signature.getInstance("MD2withRSAEncryption");
    104         signature = Signature.getInstance("MD2WithRSAEncryption");
    105         signature = Signature.getInstance("MD2WITHRSAENCRYPTION");
    106         signature = Signature.getInstance("MD2/RSA");
    107         signature = Signature.getInstance("1.2.840.113549.1.1.2");
    108 
    109         Security.removeProvider(provider.getName());
    110     }
    111 
    112     public final class MyProvider extends Provider {
    113         public MyProvider()
    114         {
    115             super("SignatureMD2WithRSATest", 1.00, "TestProvider");
    116             put("Signature.MD2WithRSAEncryption",
    117                     "tests.targets.security.SignatureTestMD2withRSA$MD2withRSA");
    118             put("Alg.Alias.Signature.MD2WITHRSAENCRYPTION",
    119                     "MD2WithRSAEncryption");
    120             put("Alg.Alias.Signature.MD2WithRSA", "MD2WithRSAEncryption");
    121             put("Alg.Alias.Signature.MD2withRSA", "MD2WithRSAEncryption");
    122             put("Alg.Alias.Signature.MD2/RSA", "MD2WithRSAEncryption");
    123             put("Alg.Alias.Signature.1.2.840.113549.1.1.2",
    124                     "MD2WithRSAEncryption");
    125         }
    126     }
    127 
    128     public static class MD2withRSA extends Signature {
    129 
    130         public MD2withRSA() {
    131             super("MD2WithRSA");
    132         }
    133 
    134         public MD2withRSA(String algorithm) {
    135             super(algorithm);
    136         }
    137 
    138         @Override
    139         protected Object engineGetParameter(String param)
    140                 throws InvalidParameterException {
    141             return null;
    142         }
    143 
    144         @Override
    145         protected void engineInitSign(PrivateKey privateKey)
    146                 throws InvalidKeyException {
    147         }
    148 
    149         @Override
    150         protected void engineInitVerify(PublicKey publicKey)
    151                 throws InvalidKeyException {
    152         }
    153 
    154         @Override
    155         protected void engineSetParameter(String param, Object value)
    156                 throws InvalidParameterException {
    157         }
    158 
    159         @Override
    160         protected byte[] engineSign() throws SignatureException {
    161             return null;
    162         }
    163 
    164         @Override
    165         protected void engineUpdate(byte b) throws SignatureException {
    166         }
    167 
    168         @Override
    169         protected void engineUpdate(byte[] b, int off, int len)
    170                 throws SignatureException {
    171         }
    172 
    173         @Override
    174         protected boolean engineVerify(byte[] sigBytes)
    175                 throws SignatureException {
    176             return false;
    177         }
    178     }
    179 }
    180