Examples of ElGamalParameterSpec

Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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    JCEElGamalPublicKey(
        ElGamalPublicKeyParameters  params)
    {
        this.y = params.getY();
        this.elSpec = new ElGamalParameterSpec(params.getParameters().getP(), params.getParameters().getG());
    }
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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        {
            throw new IllegalArgumentException("invalid info structure in DSA public key");
        }

        this.y = derY.getValue();
        this.elSpec = new ElGamalParameterSpec(params.getP(), params.getG());
    }
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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    private void readObject(
        ObjectInputStream   in)
        throws IOException, ClassNotFoundException
    {
        this.y = (BigInteger)in.readObject();
        this.elSpec = new ElGamalParameterSpec((BigInteger)in.readObject(), (BigInteger)in.readObject());
    }
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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            }
            else
            {
                DHParameterSpec s = (DHParameterSpec)paramSpec;
               
                this.currentSpec = new ElGamalParameterSpec(s.getP(), s.getG());
            }
        }
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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            try
            {
                ElGamalParameter elP = new ElGamalParameter((ASN1Sequence)aIn.readObject());

                currentSpec = new ElGamalParameterSpec(elP.getP(), elP.getG());
            }
            catch (ClassCastException e)
            {
                throw new IOException("Not a valid ElGamal Parameter encoding.");
            }
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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                return new PGPPrivateKey(fact.generatePrivate(dsaPrivSpec), this.getKeyID());
            case PGPPublicKey.ELGAMAL_ENCRYPT:
            case PGPPublicKey.ELGAMAL_GENERAL:
                ElGamalPublicBCPGKey    elPub = (ElGamalPublicBCPGKey)pubPk.getKey();
                ElGamalSecretBCPGKey    elPriv = new ElGamalSecretBCPGKey(in);
                ElGamalPrivateKeySpec   elSpec = new ElGamalPrivateKeySpec(elPriv.getX(), new ElGamalParameterSpec(elPub.getP(), elPub.getG()));
           
                fact = KeyFactory.getInstance("ElGamal", provider);
           
                return new PGPPrivateKey(fact.generatePrivate(elSpec), this.getKeyID());
            default:
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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            bcpgKey = new DSAPublicBCPGKey(dP.getP(), dP.getQ(), dP.getG(), dK.getY());
        }
        else if (pubKey instanceof ElGamalPublicKey)
        {
            ElGamalPublicKey        eK = (ElGamalPublicKey)pubKey;
            ElGamalParameterSpec    eS = eK.getParameters();

            bcpgKey = new ElGamalPublicBCPGKey(eS.getP(), eS.getG(), eK.getY());
        }
        else
        {
            throw new PGPException("unknown key class");
        }
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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                return fact.generatePublic(dsaSpec);
            case ELGAMAL_ENCRYPT:
            case ELGAMAL_GENERAL:
                ElGamalPublicBCPGKey    elK = (ElGamalPublicBCPGKey)publicPk.getKey();
                ElGamalPublicKeySpec    elSpec = new ElGamalPublicKeySpec(elK.getY(), new ElGamalParameterSpec(elK.getP(), elK.getG()));
               
                fact = KeyFactory.getInstance("ElGamal", provider);
               
                return fact.generatePublic(elSpec);
            default:
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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        KeyPairGenerator    elgKpg = KeyPairGenerator.getInstance("ELGAMAL", "BC");
        BigInteger          g = new BigInteger("153d5d6172adb43045b68ae8e1de1070b6137005686d29d3d73a7749199681ee5b212c9b96bfdcfa5b20cd5e3fd2044895d609cf9b410b7a0f12ca1cb9a428cc", 16);
        BigInteger          p = new BigInteger("9494fec095f3b85ee286542b3836fc81a5dd0a0349b4c239dd38744d488cf8e31db8bcb7d33b41abb9e5a33cca9144b1cef332c94bf0573bf047a3aca98cdf3b", 16);
           
        ElGamalParameterSpec         elParams = new ElGamalParameterSpec(p, g);
           
        elgKpg.initialize(elParams);
       
        //
        // this is quicker because we are using pregenerated parameters.
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Examples of org.bouncycastle.jce.spec.ElGamalParameterSpec

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            }
            else
            {
                DHParameterSpec s = (DHParameterSpec)paramSpec;
               
                this.currentSpec = new ElGamalParameterSpec(s.getP(), s.getG());
            }
        }
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