Package org.bouncycastle.jce.interfaces

Examples of org.bouncycastle.jce.interfaces.ECPrivateKey

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        PrivateKey    key)
        throws InvalidKeyException
    {
        if (key instanceof ECPrivateKey)
        {
            ECPrivateKey  k = (ECPrivateKey)key;
            ECParameterSpec s = k.getParameters();

            if (s == null)
            {
                s = BouncyCastleProvider.CONFIGURATION.getEcImplicitlyCa();
            }

            return new ECPrivateKeyParameters(
                            k.getD(),
                            new ECDomainParameters(s.getCurve(), s.getG(), s.getN(), s.getH(), s.getSeed()));
        }
        else if (key instanceof java.security.interfaces.ECPrivateKey)
        {
            java.security.interfaces.ECPrivateKey privKey = (java.security.interfaces.ECPrivateKey)key;
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            return k.getX().bitLength();
        }
        else if (ieKey.getPrivate() instanceof ECPrivateKey)
        {
            ECPrivateKey   k = (ECPrivateKey)ieKey.getPrivate();

            return k.getD().bitLength();
        }

        throw new IllegalArgumentException("not an IE key!");
    }
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        PrivateKey    key)
        throws InvalidKeyException
    {
        if (key instanceof ECPrivateKey)
        {
            ECPrivateKey  k = (ECPrivateKey)key;
            ECParameterSpec s = k.getParameters();

            if (s == null)
            {
                s = ProviderUtil.getEcImplicitlyCa();
            }

            return new ECPrivateKeyParameters(
                            k.getD(),
                            new ECDomainParameters(s.getCurve(), s.getG(), s.getN(), s.getH(), s.getSeed()));
        }
                       
        throw new InvalidKeyException("can't identify EC private key.");
    }
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        PrivateKey    key)
        throws InvalidKeyException
    {
        if (key instanceof ECPrivateKey)
        {
            ECPrivateKey  k = (ECPrivateKey)key;
            ECParameterSpec s = k.getParameters();

            if (s == null)
            {
                s = ProviderUtil.getEcImplicitlyCa();
            }

            return new ECPrivateKeyParameters(
                            k.getD(),
                            new ECDomainParameters(s.getCurve(), s.getG(), s.getN(), s.getH(), s.getSeed()));
        }
                       
        throw new InvalidKeyException("can't identify EC private key.");
    }
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        g.initialize(null, new SecureRandom());

        KeyPair p = g.generateKeyPair();

        ECPrivateKey sKey = (ECPrivateKey)p.getPrivate();
        ECPublicKey vKey = (ECPublicKey)p.getPublic();

        testECDSA(sKey, vKey);

        testBCParamsAndQ(sKey, vKey);
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        g.initialize(null, new SecureRandom());

        KeyPair p = g.generateKeyPair();

        ECPrivateKey sKey = (ECPrivateKey)p.getPrivate();
        ECPublicKey vKey = (ECPublicKey)p.getPublic();

        KeyFactory fact = KeyFactory.getInstance("ECDSA", "BC");

        vKey = (ECPublicKey)fact.generatePublic(new ECPublicKeySpec(vKey.getQ(), null));
        sKey = (ECPrivateKey)fact.generatePrivate(new ECPrivateKeySpec(sKey.getD(), null));
                       
        testECDSA(sKey, vKey);

        testBCParamsAndQ(sKey, vKey);

        testEncoding(sKey, vKey);

        ECPublicKey vKey2 = (ECPublicKey)fact.generatePublic(new ECPublicKeySpec(vKey.getQ(), ecSpec));
        ECPrivateKey sKey2 = (ECPrivateKey)fact.generatePrivate(new ECPrivateKeySpec(sKey.getD(), ecSpec));

        if (!vKey.equals(vKey2) || vKey.hashCode() != vKey2.hashCode())
        {
            fail("private equals/hashCode failed");
        }

        if (!sKey.equals(sKey2) || sKey.hashCode() != sKey2.hashCode())
        {
            fail("private equals/hashCode failed");
        }
    }
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        if (!sInfo.getAlgorithmId().getParameters().equals(DERNull.INSTANCE))
        {
            fail("private key parameters wrong");
        }

        ECPrivateKey sKey = (ECPrivateKey)kFact.generatePrivate(new PKCS8EncodedKeySpec(bytes));

        if (!sKey.equals(privKey))
        {
            fail("private equals failed");
        }

        if (sKey.hashCode() != privKey.hashCode())
        {
            fail("private hashCode failed");
        }

        bytes = pubKey.getEncoded();
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            return k.getX().bitLength();
        }
        else if (ieKey.getPrivate() instanceof ECPrivateKey)
        {
            ECPrivateKey   k = (ECPrivateKey)ieKey.getPrivate();

            return k.getD().bitLength();
        }

        throw new IllegalArgumentException("not an IE key!");
    }
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Related Classes of org.bouncycastle.jce.interfaces.ECPrivateKey

  • org.bouncycastle.jcajce.provider.asymmetric.ies.CipherSpi
  • org.bouncycastle.jcajce.provider.asymmetric.util.ECUtil
  • org.bouncycastle.jce.provider.asymmetric.ec.ECUtil
  • org.bouncycastle.jce.provider.ECUtil
  • org.bouncycastle.jce.provider.JCEIESCipher
  • org.bouncycastle.jce.provider.test.DHTest
  • org.bouncycastle.jce.provider.test.ECEncodingTest
  • org.bouncycastle.jce.provider.test.ECIESTest
  • org.bouncycastle.jce.provider.test.GOST3410Test
  • org.bouncycastle.jce.provider.test.ImplicitlyCaTest
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