Package org.bouncycastle.crypto.encodings

Examples of org.bouncycastle.crypto.encodings.OAEPEncoding

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        if (digest == null)
        {
            throw new NoSuchPaddingException("no match on OAEP constructor for digest algorithm: "+ mgfParams.getDigestAlgorithm());
        }

        cipher = new OAEPEncoding(new RSABlindedEngine(), digest, ((PSource.PSpecified)pSpec.getPSource()).getValue());
        paramSpec = pSpec;
    }
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                if (mgfDigest == null)
                {
                    throw new InvalidAlgorithmParameterException("no match on MGF digest algorithm: "+ mgfParams.getDigestAlgorithm());
                }
               
                cipher = new OAEPEncoding(new RSABlindedEngine(), digest, mgfDigest, ((PSource.PSpecified)spec.getPSource()).getValue());
            }
        }
        else
        {
            throw new IllegalArgumentException("unknown parameter type.");
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        if (digest == null)
        {
            throw new NoSuchPaddingException("no match on OAEP constructor for digest algorithm: "+ mgfParams.getDigestAlgorithm());
        }

        cipher = new BufferedAsymmetricBlockCipher(new OAEPEncoding(new ElGamalEngine(), digest, ((PSource.PSpecified)pSpec.getPSource()).getValue()));       
        paramSpec = pSpec;
    }
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        if (digest == null)
        {
            throw new NoSuchPaddingException("no match on OAEP constructor for digest algorithm: "+ mgfParams.getDigestAlgorithm());
        }

        cipher = new OAEPEncoding(new RSABlindedEngine(), digest, ((PSource.PSpecified)pSpec.getPSource()).getValue());
        paramSpec = pSpec;
    }
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                if (digest == null)
                {
                    throw new InvalidAlgorithmParameterException("no match on MGF digest algorithm: "+ mgfParams.getDigestAlgorithm());
                }
               
                cipher = new OAEPEncoding(new RSABlindedEngine(), digest, ((PSource.PSpecified)spec.getPSource()).getValue());
            }
        }
        else
        {
            throw new IllegalArgumentException("unknown parameter type.");
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        if (digest == null)
        {
            throw new NoSuchPaddingException("no match on OAEP constructor for digest algorithm: "+ mgfParams.getDigestAlgorithm());
        }

        cipher = new BufferedAsymmetricBlockCipher(new OAEPEncoding(new ElGamalEngine(), digest, ((PSource.PSpecified)pSpec.getPSource()).getValue()));       
        paramSpec = pSpec;
    }
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                                                        privStruct.getPrime2(),
                                                        privStruct.getExponent1(),
                                                        privStruct.getExponent2(),
                                                        privStruct.getCoefficient());
   
            AsymmetricBlockCipher   cipher = new OAEPEncoding(new RSAEngine());
   
            cipher.init(true, new ParametersWithRandom(pubParameters, new Rand()));
   
            byte[]  out;
            byte[]  input = new byte[]
                { (byte)0x54, (byte)0x85, (byte)0x9b, (byte)0x34, (byte)0x2c, (byte)0x49, (byte)0xea, (byte)0x2a };
   
            try
            {
                out = cipher.processBlock(input, 0, input.length);
            }
            catch (Exception e)
            {
                return new SimpleTestResult(false, getName() + ": exception - " + e.toString());
            }
   
   
            for (int i = 0; i != output.length; i++)
            {
                if (out[i] != output[i])
                {
                    return new SimpleTestResult(false, getName() + ": failed encryption");
                }
            }
   
            cipher.init(false, privParameters);
            try
            {
                out = cipher.processBlock(output, 0, output.length);
            }
            catch (Exception e)
            {
                return new SimpleTestResult(false, getName() + ": exception - " + e.toString());
            }
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        }

        //
        // OAEP - public encrypt, private decrypt
        //
        eng = new OAEPEncoding(((PKCS1Encoding)eng).getUnderlyingCipher());

        eng.init(true, pubParameters);

        try
        {
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    static public class OAEPPadding
        extends JCERSACipher
    {
        public OAEPPadding()
        {
            super(new OAEPEncoding(new RSAEngine()));
        }
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        {
            cipher = new PKCS1Encoding(new RSAEngine());
        }
        else if (pad.equals("OAEPPADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine());
        }
        else if (pad.equals("ISO9796-1PADDING"))
        {
            cipher = new ISO9796d1Encoding(new RSAEngine());
        }
        else if (pad.equals("OAEPWITHMD5ANDMGF1PADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine(), new MD5Digest());
        }
        else if (pad.equals("OAEPWITHSHA1ANDMGF1PADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine(), new SHA1Digest());
        }
        else if (pad.equals("OAEPWITHSHA224ANDMGF1PADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine(), new SHA224Digest());
        }
        else if (pad.equals("OAEPWITHSHA256ANDMGF1PADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine(), new SHA256Digest());
        }
        else if (pad.equals("OAEPWITHSHA384ANDMGF1PADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine(), new SHA384Digest());
        }
        else if (pad.equals("OAEPWITHSHA512ANDMGF1PADDING"))
        {
            cipher = new OAEPEncoding(new RSAEngine(), new SHA512Digest());
        }
        else
        {
            throw new NoSuchPaddingException(padding + " unavailable with RSA.");
        }
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Related Classes of org.bouncycastle.crypto.encodings.OAEPEncoding

  • org.bouncycastle.crypto.digests.SHA1Digest
  • org.bouncycastle.crypto.params.AsymmetricKeyParameter
  • org.bouncycastle.crypto.params.ParametersWithRandom
  • org.bouncycastle.crypto.test.OAEPTest$OAEPTester
  • org.bouncycastle.crypto.test.RSATest
  • org.bouncycastle.jcajce.provider.asymmetric.elgamal.CipherSpi
  • org.bouncycastle.jcajce.provider.asymmetric.rsa.CipherSpi
  • org.bouncycastle.jce.provider.JCEElGamalCipher
  • org.bouncycastle.jce.provider.JCERSACipher
  • org.bouncycastle.jce.provider.JCERSACipher$OAEPPadding
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