The Tor Browser: mobile/android/base/tests/testNativeCrypto.java@fc2d59ddac77 (annotated)

mobile/android/base/tests/testNativeCrypto.java@fc2d59ddac77 (annotated)

mobile/android/base/tests/testNativeCrypto.java

Wed, 31 Dec 2014 07:22:50 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 07:22:50 +0100
branch: TOR_BUG_3246
changeset 4: fc2d59ddac77
permissions: -rw-r--r--

Correct previous dual key logic pending first delivery installment.

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 package org.mozilla.gecko.tests;
 import static org.mozilla.gecko.tests.helpers.AssertionHelper.fAssertArrayEquals;
 import static org.mozilla.gecko.tests.helpers.AssertionHelper.fAssertEquals;
 import static org.mozilla.gecko.tests.helpers.AssertionHelper.fAssertNotNull;
 import static org.mozilla.gecko.tests.helpers.AssertionHelper.fFail;
 import java.io.UnsupportedEncodingException;
 import java.security.GeneralSecurityException;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import org.mozilla.gecko.background.nativecode.NativeCrypto;
 import org.mozilla.gecko.sync.Utils;
 import org.mozilla.gecko.tests.helpers.GeckoHelper;
 import android.os.SystemClock;
 /**
  * Tests the Java wrapper over native implementations of crypto code. Test vectors from:
  *   * PBKDF2SHA256:
  *     - <https://github.com/ircmaxell/PHP-PasswordLib/blob/master/test/Data/Vectors/pbkdf2-draft-josefsson-sha256.test-vectors>
        - <https://gitorious.org/scrypt/nettle-scrypt/blobs/37c0d5288e991604fe33dba2f1724986a8dddf56/testsuite/pbkdf2-test.c>
      * SHA-1:
        - <http://oauth.googlecode.com/svn/code/c/liboauth/src/sha1.c>
  */
 public class testNativeCrypto extends UITest {
   private final static String LOGTAG = "testNativeCrypto";
   /**
    * Robocop supports only a single test function per test class. Therefore, we
    * have a single top-level test function that dispatches to sub-tests,
    * accepting that we might fail part way through the cycle. Proper JUnit 3
    * testing can't land soon enough!
    *
    * @throws Exception
    */
   public void test() throws Exception {
     // This test could complete very quickly. If it completes too soon, the
     // minidumps directory may not be created before the process is
     // taken down, causing bug 722166. But we can't run the test and then block
     // for Gecko:Ready, since it may have arrived before we block. So we wait.
     // Again, JUnit 3 can't land soon enough!
     GeckoHelper.blockForReady();
     _testPBKDF2SHA256A();
     _testPBKDF2SHA256B();
     _testPBKDF2SHA256C();
     _testPBKDF2SHA256scryptA();
     _testPBKDF2SHA256scryptB();
     _testPBKDF2SHA256InvalidLenArg();
     _testSHA1();
     _testSHA1AgainstMessageDigest();
   }
   public void _testPBKDF2SHA256A() throws UnsupportedEncodingException, GeneralSecurityException {
     final String  p = "password";
     final String  s = "salt";
     final int dkLen = 32;
     checkPBKDF2SHA256(p, s, 1, dkLen, "120fb6cffcf8b32c43e7225256c4f837a86548c92ccc35480805987cb70be17b");
     checkPBKDF2SHA256(p, s, 4096, dkLen, "c5e478d59288c841aa530db6845c4c8d962893a001ce4e11a4963873aa98134a");
   }
   public void _testPBKDF2SHA256B() throws UnsupportedEncodingException, GeneralSecurityException {
     final String  p = "passwordPASSWORDpassword";
     final String  s = "saltSALTsaltSALTsaltSALTsaltSALTsalt";
     final int dkLen = 40;
     checkPBKDF2SHA256(p, s, 4096, dkLen, "348c89dbcbd32b2f32d814b8116e84cf2b17347ebc1800181c4e2a1fb8dd53e1c635518c7dac47e9");
   }
   public void _testPBKDF2SHA256scryptA() throws UnsupportedEncodingException, GeneralSecurityException {
     final String  p = "passwd";
     final String  s = "salt";
     final int dkLen = 64;
     checkPBKDF2SHA256(p, s, 1, dkLen, "55ac046e56e3089fec1691c22544b605f94185216dde0465e68b9d57c20dacbc49ca9cccf179b645991664b39d77ef317c71b845b1e30bd509112041d3a19783");
   }
   public void _testPBKDF2SHA256scryptB() throws UnsupportedEncodingException, GeneralSecurityException {
     final String  p = "Password";
     final String  s = "NaCl";
     final int dkLen = 64;
     checkPBKDF2SHA256(p, s, 80000, dkLen, "4ddcd8f60b98be21830cee5ef22701f9641a4418d04c0414aeff08876b34ab56a1d425a1225833549adb841b51c9b3176a272bdebba1d078478f62b397f33c8d");
   }
   public void _testPBKDF2SHA256C() throws UnsupportedEncodingException, GeneralSecurityException {
     final String  p = "pass\0word";
     final String  s = "sa\0lt";
     final int dkLen = 16;
     checkPBKDF2SHA256(p, s, 4096, dkLen, "89b69d0516f829893c696226650a8687");
   }
   public void _testPBKDF2SHA256InvalidLenArg() throws UnsupportedEncodingException, GeneralSecurityException {
     final String p = "password";
     final String s = "salt";
     final int c = 1;
     final int dkLen = -1; // Should always be positive.
     try {
       final byte[] key = NativeCrypto.pbkdf2SHA256(p.getBytes("US-ASCII"), s.getBytes("US-ASCII"), c, dkLen);
       fFail("Expected sha256 to throw with negative dkLen argument.");
     } catch (IllegalArgumentException e) { } // Expected.
   }
   private void _testSHA1() throws UnsupportedEncodingException {
     final String[] inputs = new String[] {
       "abc",
       "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
       "" // To be filled in below.
     };
     final String baseStr = "01234567";
     final int repetitions = 80;
     final StringBuilder builder = new StringBuilder(baseStr.length() * repetitions);
     for (int i = 0; i < 80; ++i) {
       builder.append(baseStr);
     }
     inputs[2] = builder.toString();
     final String[] expecteds = new String[] {
       "a9993e364706816aba3e25717850c26c9cd0d89d",
       "84983e441c3bd26ebaae4aa1f95129e5e54670f1",
       "dea356a2cddd90c7a7ecedc5ebb563934f460452"
     };
     for (int i = 0; i < inputs.length; ++i) {
       final byte[] input = inputs[i].getBytes("US-ASCII");
       final String expected = expecteds[i];
       final byte[] actual = NativeCrypto.sha1(input);
       fAssertNotNull("Hashed value is non-null", actual);
       assertExpectedBytes(expected, actual);
     }
   }
   /**
    * Test to ensure the output of our SHA1 algo is the same as MessageDigest's. This is important
    * because we intend to replace MessageDigest in FHR with this SHA-1 algo (bug 959652).
    */
   private void _testSHA1AgainstMessageDigest() throws UnsupportedEncodingException,
       NoSuchAlgorithmException {
     final String[] inputs = {
       "password",
       "saranghae",
       "aoeusnthaoeusnthaoeusnth \0 12345098765432109876_!"
     };
     final MessageDigest digest = MessageDigest.getInstance("SHA-1");
     for (final String input : inputs) {
       final byte[] inputBytes = input.getBytes("US-ASCII");
       final byte[] mdBytes = digest.digest(inputBytes);
       final byte[] ourBytes = NativeCrypto.sha1(inputBytes);
       fAssertArrayEquals("MessageDigest hash is the same as NativeCrypto SHA-1 hash", mdBytes, ourBytes);
     }
   }
   private void checkPBKDF2SHA256(String p, String s, int c, int dkLen, final String expectedStr)
       throws GeneralSecurityException, UnsupportedEncodingException {
     final long start = SystemClock.elapsedRealtime();
     final byte[] key = NativeCrypto.pbkdf2SHA256(p.getBytes("US-ASCII"), s.getBytes("US-ASCII"), c, dkLen);
     fAssertNotNull("Hash result is non-null", key);
     final long end = SystemClock.elapsedRealtime();
     dumpLog(LOGTAG, "SHA-256 " + c + " took " + (end - start) + "ms");
     if (expectedStr == null) {
       return;
     }
     fAssertEquals("Hash result is the appropriate length", dkLen,
         Utils.hex2Byte(expectedStr).length);
     assertExpectedBytes(expectedStr, key);
   }
   private void assertExpectedBytes(final String expectedStr, byte[] key) {
     fAssertEquals("Expected string matches hash result", expectedStr, Utils.byte2Hex(key));
     final byte[] expected = Utils.hex2Byte(expectedStr);
     fAssertEquals("Expected byte array length matches key length", expected.length, key.length);
     fAssertArrayEquals("Expected byte array matches key byte array", expected, key);
   }
 }

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mobile/android/base/tests/testNativeCrypto.java@fc2d59ddac77 (annotated)

mobile/android/base/tests/testNativeCrypto.java