Examples of PBEParametersGenerator

Examples of org.bouncycastle.crypto.PBEParametersGenerator

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        static private PBEParametersGenerator makePBEGenerator(
            int                     type,
            int                     hash)
        {
            PBEParametersGenerator  generator;
   
            if (type == PKCS5S1)
            {
                switch (hash)
                {
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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            {
                throw new IllegalArgumentException("Need a PBEParameter spec with a PBE key.");
            }
   
            PBEParameterSpec        pbeParam = (PBEParameterSpec)spec;
            PBEParametersGenerator  generator = makePBEGenerator(type, hash);
            byte[]                  key = pbeKey.getEncoded();
            CipherParameters        param;
   
            generator.init(key, pbeParam.getSalt(), pbeParam.getIterationCount());

            if (ivSize != 0)
            {
                param = generator.generateDerivedParameters(keySize, ivSize);
            }
            else
            {
                param = generator.generateDerivedParameters(keySize);
            }

            if (targetAlgorithm.startsWith("DES"))
            {
                if (param instanceof ParametersWithIV)
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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            {
                throw new IllegalArgumentException("Need a PBEParameter spec with a PBE key.");
            }
   
            PBEParameterSpec        pbeParam = (PBEParameterSpec)spec;
            PBEParametersGenerator  generator = makePBEGenerator(type, hash);
            byte[]                  key = pbeKey.getEncoded();
            CipherParameters        param;
   
            generator.init(key, pbeParam.getSalt(), pbeParam.getIterationCount());

            param = generator.generateDerivedMacParameters(keySize);
   
            for (int i = 0; i != key.length; i++)
            {
                key[i] = 0;
            }
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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        }
    }

    private static byte[] SingleIterationPBKDF2(byte[] P, byte[] S, int dkLen)
    {
        PBEParametersGenerator pGen = new PKCS5S2ParametersGenerator(new SHA256Digest());
        pGen.init(P, S, 1);
        KeyParameter key = (KeyParameter) pGen.generateDerivedMacParameters(dkLen * 8);
        return key.getKey();
    }
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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        HMac hMac = new HMac(new SHA1Digest());
        if (password != null && password.length != 0)
        {
            byte[] passKey = PBEParametersGenerator.PKCS12PasswordToBytes(password);

            PBEParametersGenerator pbeGen = new PKCS12ParametersGenerator(new SHA1Digest());
            pbeGen.init(passKey, salt, iterationCount);

            CipherParameters macParams;

            if (version != 2)
            {
                macParams = pbeGen.generateDerivedMacParameters(hMac.getMacSize());
            }
            else
            {
                macParams = pbeGen.generateDerivedMacParameters(hMac.getMacSize() * 8);
            }

            Arrays.fill(passKey, (byte)0);

            hMac.init(macParams);
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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        dOut.write(salt);
        dOut.writeInt(iterationCount);

        HMac                    hMac = new HMac(new SHA1Digest());
        MacOutputStream         mOut = new MacOutputStream(hMac);
        PBEParametersGenerator  pbeGen = new PKCS12ParametersGenerator(new SHA1Digest());
        byte[]                  passKey = PBEParametersGenerator.PKCS12PasswordToBytes(password);

        pbeGen.init(passKey, salt, iterationCount);

        if (version < 2)
        {
            hMac.init(pbeGen.generateDerivedMacParameters(hMac.getMacSize()));
        }
        else
        {
            hMac.init(pbeGen.generateDerivedMacParameters(hMac.getMacSize() * 8));
        }

        for (int i = 0; i != passKey.length; i++)
        {
            passKey[i] = 0;
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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    {
        static private PBEParametersGenerator makePBEGenerator(
            int                     type,
            int                     hash)
        {
            PBEParametersGenerator  generator;
   
            if (type == PKCS5S1 || type == PKCS5S1_UTF8)
            {
                switch (hash)
                {
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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            {
                throw new IllegalArgumentException("Need a PBEParameter spec with a PBE key.");
            }
   
            PBEParameterSpec        pbeParam = (PBEParameterSpec)spec;
            PBEParametersGenerator  generator = makePBEGenerator(pbeKey.getType(), pbeKey.getDigest());
            byte[]                  key = pbeKey.getEncoded();
            CipherParameters        param;
   
            if (pbeKey.shouldTryWrongPKCS12())
            {
                key = new byte[2];
            }
           
            generator.init(key, pbeParam.getSalt(), pbeParam.getIterationCount());

            if (pbeKey.getIvSize() != 0)
            {
                param = generator.generateDerivedParameters(pbeKey.getKeySize(), pbeKey.getIvSize());
            }
            else
            {
                param = generator.generateDerivedParameters(pbeKey.getKeySize());
            }

            if (targetAlgorithm.startsWith("DES"))
            {
                if (param instanceof ParametersWithIV)
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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            {
                throw new IllegalArgumentException("Need a PBEParameter spec with a PBE key.");
            }
   
            PBEParameterSpec        pbeParam = (PBEParameterSpec)spec;
            PBEParametersGenerator  generator = makePBEGenerator(pbeKey.getType(), pbeKey.getDigest());
            byte[]                  key = pbeKey.getEncoded();
            CipherParameters        param;
   
            if (pbeKey.shouldTryWrongPKCS12())
            {
                key = new byte[2];
            }
           
            generator.init(key, pbeParam.getSalt(), pbeParam.getIterationCount());

            param = generator.generateDerivedMacParameters(pbeKey.getKeySize());
   
            for (int i = 0; i != key.length; i++)
            {
                key[i] = 0;
            }
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Examples of org.bouncycastle.crypto.PBEParametersGenerator

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            int type,
            int hash,
            int keySize,
            int ivSize)
        {   
            PBEParametersGenerator  generator = makePBEGenerator(type, hash);
            byte[]                  key;
            CipherParameters        param;

            key = convertPassword(type, keySpec);

            generator.init(key, keySpec.getSalt(), keySpec.getIterationCount());
   
            if (ivSize != 0)
            {
                param = generator.generateDerivedParameters(keySize, ivSize);
            }
            else
            {
                param = generator.generateDerivedParameters(keySize);
            }
   
            for (int i = 0; i != key.length; i++)
            {
                key[i] = 0;
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