Package javax.crypto.spec

Examples of javax.crypto.spec.RC5ParameterSpec

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                ivParam = (ParametersWithIV)param;
            }
        }
        else if (params instanceof RC5ParameterSpec)
        {
            RC5ParameterSpec    rc5Param = (RC5ParameterSpec)params;

            param = new RC5Parameters(key.getEncoded(), ((RC5ParameterSpec)params).getRounds());
            if (rc5Param.getWordSize() != 32)
            {
                throw new IllegalArgumentException("can only accept RC5 word size 32 (at the moment...)");
            }
            if ((rc5Param.getIV() != null) && (ivLength != 0))
            {
                param = new ParametersWithIV(param, rc5Param.getIV());
                ivParam = (ParametersWithIV)param;
            }
        }
        else
        {
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        int rounds = 5;
        int wordSize = 16;
        byte[] iv = {1, 2, 3, 4};

        try {
            new RC5ParameterSpec(version, rounds, wordSize, null);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of null iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize+8, iv);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize, new byte[] {1, 2, 3});
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds,
                                                                wordSize, iv);
        iv[0] ++;
        assertFalse("The change of iv specified in the constructor "
                    + "should not cause the change of internal array.",
                    iv[0] == ps.getIV()[0]);
    }
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        int wordSize = 16;
        byte[] iv = {1, 2, 3, 4, 5, 6};
        int offset = 2;

        try {
            new RC5ParameterSpec(version, rounds, wordSize, null, offset);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of null iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize+8, iv, offset);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize, iv, offset+1);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize, new byte[] { 1, 2,
                    3, 4 }, offset);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds, wordSize,
                                                                    iv, offset);
        iv[offset] ++;
        assertFalse("The change of iv specified in the constructor "
                    + "should not cause the change of internal array.",
                    iv[offset] == ps.getIV()[0]);

        // Regression test for HARMONY-1077
        try {
            new RC5ParameterSpec(0, 9, 77, new byte[] { 2 }, -100);
            fail("ArrayIndexOutOfBoundsException expected");
        } catch (ArrayIndexOutOfBoundsException e) {
            // expected
        }
    }
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    public void testGetVersion() {
        int version = 1;
        int rounds = 5;
        int wordSize = 16;

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds, wordSize);
        assertTrue("The returned version value should be equal to the "
                + "value specified in the constructor.",
                ps.getVersion() == version);
    }
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    public void testGetRounds() {
        int version = 1;
        int rounds = 5;
        int wordSize = 16;

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds, wordSize);
        assertTrue("The returned rounds value should be equal to the "
                + "value specified in the constructor.",
                ps.getRounds() == rounds);
    }
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    public void testGetWordSize() {
        int version = 1;
        int rounds = 5;
        int wordSize = 16;

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds, wordSize);
        assertTrue("The returned wordSize value should be equal to the "
                + "value specified in the constructor.",
                ps.getWordSize() == wordSize);
    }
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        int version = 1;
        int rounds = 5;
        int wordSize = 16;
        byte[] iv = {1, 2, 3, 4};

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds,
                                                            wordSize, iv);
        byte[] result = ps.getIV();
        if (! Arrays.equals(iv, result)) {
            fail("The returned iv is not equal to the specified "
                    + "in the constructor.");
        }
        result[0] ++;
        assertFalse("The change of returned by getIV() method iv "
                    + "should not cause the change of internal array.",
                    result[0] == ps.getIV()[0]);
        ps = new RC5ParameterSpec(version, rounds, wordSize);
        assertNull("The getIV() method should return null if the parameter "
                    + "set does not contain IV.", ps.getIV());
    }
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        int version = 1;
        int rounds = 5;
        int wordSize = 16;
        byte[] iv = {1, 2, 3, 4, 5, 6};

        RC5ParameterSpec ps1 = new RC5ParameterSpec(version, rounds,
                                                                wordSize, iv);
        RC5ParameterSpec ps2 = new RC5ParameterSpec(version, rounds,
                                                                wordSize, iv);
        RC5ParameterSpec ps3 = new RC5ParameterSpec(version, rounds, wordSize,
                                                    new byte[] {1, 2, 3, 4});
        // checking for reflexive law:
        assertTrue("The equivalence relation should be reflexive.",
                                                        ps1.equals(ps1));

        assertTrue("Objects built on the same parameters should be equal.",
                                                        ps1.equals(ps2));
        // checking for symmetric law:
        assertTrue("The equivalence relation should be symmetric.",
                                                        ps2.equals(ps1));

        assertTrue("Objects built on the equal parameters should be equal.",
                                                        ps2.equals(ps3));

        // checking for transitive law:
        assertTrue("The equivalence relation should be transitive.",
                                                        ps1.equals(ps3));

        assertFalse("Should return not be equal to null object.",
                                                        ps1.equals(null));

        ps2 = new RC5ParameterSpec(version+1, rounds, wordSize, iv);
        assertFalse("Objects should not be equal.", ps1.equals(ps2));

        ps2 = new RC5ParameterSpec(version, rounds+1, wordSize, iv);
        assertFalse("Objects should not be equal.", ps1.equals(ps2));

        ps2 = new RC5ParameterSpec(version, rounds, wordSize/2, iv);
        assertFalse("Objects should not be equal.", ps1.equals(ps2));

        ps2 = new RC5ParameterSpec(version, rounds, wordSize,
                                                    new byte[] {4, 3, 2, 1});
        assertFalse("Objects should not be equal.", ps1.equals(ps2));
    }
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        int version = 1;
        int rounds = 5;
        int wordSize = 16;
        byte[] iv = {1, 2, 3, 4, 5, 6};

        RC5ParameterSpec ps1 = new RC5ParameterSpec(version, rounds,
                                                                wordSize, iv);
        RC5ParameterSpec ps2 = new RC5ParameterSpec(version, rounds,
                                                                wordSize, iv);
        assertTrue("Equal objects should have the same hash codes.",
                                            ps1.hashCode() == ps2.hashCode());
    }
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        int rounds = 5;
        int wordSize = 16;
        byte[] iv = {1, 2, 3, 4};

        try {
            new RC5ParameterSpec(version, rounds, wordSize, null);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of null iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize+8, iv);
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        try {
            new RC5ParameterSpec(version, rounds, wordSize, new byte[] {1, 2, 3});
            fail("An IllegalArgumentException should be thrown "
                    + "in the case of short iv.");
        } catch (IllegalArgumentException e) {
        }

        RC5ParameterSpec ps = new RC5ParameterSpec(version, rounds,
                                                                wordSize, iv);
        iv[0] ++;
        assertFalse("The change of iv specified in the constructor "
                    + "should not cause the change of internal array.",
                    iv[0] == ps.getIV()[0]);
    }
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Related Classes of javax.crypto.spec.RC5ParameterSpec

  • InvalidIV
  • org.apache.commons.ssl.PKCS8Key
  • org.apache.harmony.crypto.tests.javax.crypto.spec.RC5ParameterSpecTest
  • org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher
  • org.bouncycastle.jce.provider.BrokenJCEBlockCipher
  • org.bouncycastle.jce.provider.JCEBlockCipher
  • org.bouncycastle.jce.provider.test.HMacTest
  • org.bouncycastle2.jce.provider.BrokenJCEBlockCipher
  • org.bouncycastle2.jce.provider.JCEBlockCipher
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