Package org.bouncycastle.crypto

Examples of org.bouncycastle.crypto.CipherParameters

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        Key                     key,
        AlgorithmParameterSpec  params,
        SecureRandom            random)
    throws InvalidKeyException, InvalidAlgorithmParameterException
    {
        CipherParameters        param;

        //
        // a note on iv's - if ivLength is zero the IV gets ignored (we don't use it).
        //
        if (key instanceof BCPBEKey)
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        Key key,
        AlgorithmParameterSpec params,
        SecureRandom random)
    throws InvalidKeyException, InvalidAlgorithmParameterException
    {
        CipherParameters param;

        if (params == null || params instanceof OAEPParameterSpec)
        {
            if (key instanceof RSAPublicKey)
            {
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        Key                     key,
        AlgorithmParameterSpec  params,
        SecureRandom            random)
        throws InvalidKeyException, InvalidAlgorithmParameterException
    {
        CipherParameters        param;

        this.pbeSpec = null;
        this.pbeAlgorithm = null;
       
        this.engineParams = null;
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    protected void engineInitVerify(
        PublicKey publicKey)
        throws InvalidKeyException
    {
        CipherParameters param = RSAUtil.generatePublicKeyParameter((RSAPublicKey)publicKey);

        signer.init(false, param);
    }
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    protected void engineInitSign(
        PrivateKey privateKey)
        throws InvalidKeyException
    {
        CipherParameters param = RSAUtil.generatePrivateKeyParameter((RSAPrivateKey)privateKey);

        signer.init(true, param);
    }
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            }
   
            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)
            {
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            }
   
            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);
   
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        if (!(publicKey instanceof RSAPublicKey))
        {
            throw new InvalidKeyException("Supplied key (" + getType(publicKey) + ") is not a RSAPublicKey instance");
        }

        CipherParameters param = RSAUtil.generatePublicKeyParameter((RSAPublicKey)publicKey);

        digest.reset();
        cipher.init(false, param);
    }
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        if (!(privateKey instanceof RSAPrivateKey))
        {
            throw new InvalidKeyException("Supplied key (" + getType(privateKey) + ") is not a RSAPrivateKey instance");
        }

        CipherParameters param = RSAUtil.generatePrivateKeyParameter((RSAPrivateKey)privateKey);

        digest.reset();

        cipher.init(true, param);
    }
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        Key                     key,
        AlgorithmParameterSpec  params,
        SecureRandom            random)
    throws InvalidKeyException
    {
        CipherParameters        param;

        if (params == null)
        {
            if (key instanceof ElGamalPublicKey)
            {
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