Package org.bouncycastle.crypto.engines

Examples of org.bouncycastle.crypto.engines.ThreefishCipher.processBlock()

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        ParametersForThreefish pft = new ParametersForThreefish(
                new KeyParameter(key), stateSize, three_256_00_tweak);
       
        // Encrypt and check
        tfc.init(true, pft);
        tfc.processBlock(dataIn, 0, dataOut, 0);

        if (!Arrays.equals(result, dataOut)) {
            hexdump("Wrong cipher text 256 00", dataOut, dataOut.length);
            return false;
        }
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            hexdump("Wrong cipher text 256 00", dataOut, dataOut.length);
            return false;
        }
        // Decrypt and check
        tfc.init(false, pft);
        tfc.processBlock(dataOut, 0, result, 0);
        if (!Arrays.equals(dataIn, result)) {
            hexdump("Decrypt failed 256 00", result, result.length);
            return false;
        }
        // Next Vector
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        pft = new ParametersForThreefish(new KeyParameter(key), stateSize,
                three_256_01_tweak);

        // Encrypt and check
        tfc.init(true, pft);
        tfc.processBlock(dataIn, 0, dataOut, 0);

        // plaintext feed forward
        for (int i = 0; i < dataIn.length; i++)
            dataOut[i] ^= dataIn[i];
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        // plaintext feed backward :-)
        for (int i = 0; i < dataIn.length; i++)
            dataOut[i] ^= dataIn[i];

        tfc.init(false, pft);
        tfc.processBlock(dataOut, 0, result, 0);
        if (!Arrays.equals(dataIn, result)) {
            hexdump("Decrypt failed 256 01", result, result.length);
            return false;
        }
        return true;
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        ParametersForThreefish pft = new ParametersForThreefish(
                new KeyParameter(key), stateSize, three_512_00_tweak);

        // Encrypt and check
        tfc.init(true, pft);
        tfc.processBlock(dataIn, 0, dataOut, 0);

        if (!Arrays.equals(result, dataOut)) {
            hexdump("Wrong cipher text 512 00", dataOut, dataOut.length);
            return false;
        }
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            hexdump("Wrong cipher text 512 00", dataOut, dataOut.length);
            return false;
        }
        // Decrypt and check
        tfc.init(false, pft);
        tfc.processBlock(dataOut, 0, result, 0);
        if (!Arrays.equals(dataIn, result)) {
            hexdump("Decrypt failed 512 00", result, result.length);
            return false;
        }
        // Next vector
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        ByteLong.PutBytes(three_512_01_result, result, 0, result.length);

        pft = new ParametersForThreefish(new KeyParameter(key), stateSize,
                three_512_01_tweak);
        tfc.init(true, pft);
        tfc.processBlock(dataIn, 0, dataOut, 0);

        // plaintext feed forward
        for (int i = 0; i < dataIn.length; i++)
            dataOut[i] ^= dataIn[i];
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        // plaintext feed backward :-)
        for (int i = 0; i < dataIn.length; i++)
            dataOut[i] ^= dataIn[i];

        tfc.init(false, pft);
        tfc.processBlock(dataOut, 0, result, 0);
        if (!Arrays.equals(dataIn, result)) {
            hexdump("Decrypt failed 512 01", result, result.length);
            return false;
        }
        return true;
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        ParametersForThreefish pft = new ParametersForThreefish(
                new KeyParameter(key), stateSize, three_1024_00_tweak);

        // Encrypt and check
        tfc.init(true, pft);
        tfc.processBlock(dataIn, 0, dataOut, 0);

        if (!Arrays.equals(result, dataOut)) {
            hexdump("Wrong cipher text 1024 00", dataOut, dataOut.length);
            return false;
        }
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            hexdump("Wrong cipher text 1024 00", dataOut, dataOut.length);
            return false;
        }
        // Decrypt and check
        tfc.init(false, pft);
        tfc.processBlock(dataOut, 0, result, 0);
        if (!Arrays.equals(dataIn, result)) {
            hexdump("Decrypt failed 1024 00", result, result.length);
            return false;
        }
        // Next vector
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