Examples of ECNamedCurveParameterSpec

org.bouncycastle.jce.spec.ECNamedCurveParameterSpec
specification signifying that the curve parameters can also be refered to by name.
org.bouncycastle2.jce.spec.ECNamedCurveParameterSpec
specification signifying that the curve parameters can also be refered to by name.
If you are using JDK 1.5 you should be looking at ECNamedCurveSpec.

Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec


        //
        // ECKey
        //
        pemRd = openPEMResource("eckey.pem", null);
        ECNamedCurveParameterSpec spec = (ECNamedCurveParameterSpec)pemRd.readObject();


        pair = (KeyPair)pemRd.readObject();
        Signature sgr = Signature.getInstance("ECDSA", "BC");


        sgr.initSign(pair.getPrivate());

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec

                y[i] = keyEnc[64 - 1 - i];
            }


            gostParams = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());
            
            ECNamedCurveParameterSpec spec = ECGOST3410NamedCurveTable.getParameterSpec(ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()));


            ECCurve curve = spec.getCurve();
            EllipticCurve ellipticCurve = EC5Util.convertCurve(curve, spec.getSeed());


            this.q = curve.createPoint(new BigInteger(1, x), new BigInteger(1, y), false);


            ecSpec = new ECNamedCurveSpec(
                    ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()),
                    ellipticCurve,
                    new ECPoint(
                            spec.getG().getX().toBigInteger(),
                            spec.getG().getY().toBigInteger()),
                            spec.getN(), spec.getH());


        }
        else
        {
            X962Parameters          params = new X962Parameters((DERObject)info.getAlgorithmId().getParameters());

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec

                y[i] = keyEnc[64 - 1 - i];
            }


            gostParams = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());
            
            ECNamedCurveParameterSpec spec = ECGOST3410NamedCurveTable.getParameterSpec(ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()));


            ECCurve curve = spec.getCurve();
            EllipticCurve ellipticCurve = EC5Util.convertCurve(curve, spec.getSeed());


            if (curve instanceof ECCurve.Fp) 
            {
                this.q = new org.bouncycastle.math.ec.ECPoint.Fp(curve, new ECFieldElement.Fp(((ECCurve.Fp)curve).getQ(), new BigInteger(1, x)), new ECFieldElement.Fp(((ECCurve.Fp)curve).getQ(), new BigInteger(1, y)));
            }
            else
            {
                ECCurve.F2m curveF2m = (ECCurve.F2m) curve;
                this.q = new org.bouncycastle.math.ec.ECPoint.F2m(curveF2m, new ECFieldElement.F2m(curveF2m.getM(), curveF2m.getK1(), curveF2m.getK2(), curveF2m.getK3(), new BigInteger(1, x)), new ECFieldElement.F2m(curveF2m.getM(), curveF2m.getK1(), curveF2m.getK2(), curveF2m.getK3(), new BigInteger(1, y)), false);
            }


            ecSpec = new ECNamedCurveSpec(
                    ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()),
                    ellipticCurve,
                    new ECPoint(
                            spec.getG().getX().toBigInteger(),
                            spec.getG().getY().toBigInteger()),
                            spec.getN(), spec.getH());


        }
        else
        {
            X962Parameters          params = new X962Parameters((DERObject)info.getAlgorithmId().getParameters());

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec

                    if (ecP == null)
                    {
                        throw new InvalidAlgorithmParameterException("unknown curve name: " + ((ECGenParameterSpec)params).getName());
                    }


                    this.ecParams = new ECNamedCurveParameterSpec(
                                                    ((ECGenParameterSpec)params).getName(),
                                                    ecP.getCurve(),
                                                    ecP.getG(),
                                                    ecP.getN(),
                                                    ecP.getH(),

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec

                y[i] = keyEnc[64 - 1 - i];
            }


            gostParams = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());
            
            ECNamedCurveParameterSpec spec = ECGOST3410NamedCurveTable.getParameterSpec(ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()));


            ecSpec = spec;


            ECCurve curve = spec.getCurve();
            if (curve instanceof ECCurve.Fp) 
            {
                ECCurve.Fp curveFp = (ECCurve.Fp) curve;
                this.q = new ECPoint.Fp(curveFp, new ECFieldElement.Fp(curveFp.getQ(), new BigInteger(1, x)), new ECFieldElement.Fp(curveFp.getQ(), new BigInteger(1, y)));
            } 
            else if (curve instanceof ECCurve.F2m) 
            {
                ECCurve.F2m curveF2m = (ECCurve.F2m) curve;
                int m = curveF2m.getM();
                int k1 = curveF2m.getK1();
                int k2 = curveF2m.getK2();
                int k3 = curveF2m.getK3();
                this.q = new ECPoint.F2m(curveF2m, new ECFieldElement.F2m(m, k1, k2, k3, new BigInteger(1, x)), new ECFieldElement.F2m(m, k1, k2, k3, new BigInteger(1, y)), false);
            }
            else 
            {
                throw new UnsupportedOperationException("Subclass of ECPoint " + curve.getClass().toString() + "not supported");
            }
        }
        else
        {
            X962Parameters          params = new X962Parameters((DERObject)info.getAlgorithmId().getParameters());
            ECCurve                 curve;


            if (params.isNamedCurve())
            {
                DERObjectIdentifier oid = (DERObjectIdentifier)params.getParameters();
                X9ECParameters      ecP = ECUtil.getNamedCurveByOid(oid);
    
                ecSpec = new ECNamedCurveParameterSpec(
                                            ECUtil.getCurveName(oid),
                                            ecP.getCurve(),
                                            ecP.getG(),
                                            ecP.getN(),
                                            ecP.getH(),

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec

        if (params.isNamedCurve())
        {
            DERObjectIdentifier oid = (DERObjectIdentifier)params.getParameters();
            X9ECParameters      ecP = ECUtil.getNamedCurveByOid(oid);


            ecSpec = new ECNamedCurveParameterSpec(
                                        ECUtil.getCurveName(oid),
                                        ecP.getCurve(),
                                        ecP.getG(),
                                        ecP.getN(),
                                        ecP.getH(),

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec


        //
        // ECKey
        //
        pemRd = openPEMResource("eckey.pem", null);
        ECNamedCurveParameterSpec spec = (ECNamedCurveParameterSpec)pemRd.readObject();


        pair = (KeyPair)pemRd.readObject();
        Signature sgr = Signature.getInstance("ECDSA", "BC");


        sgr.initSign(pair.getPrivate());

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec


      if (stdName == null) {
        return null;
      }


      ECNamedCurveParameterSpec curveParams = 
        ECNamedCurveTable.getParameterSpec(stdName);


      if (curveParams == null) {
        return null;
      }


      return new ECNamedCurveSpec(curveParams.getName(),
                            curveParams.getCurve(),
                            curveParams.getG(),
                            curveParams.getN());
    }

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Examples of org.bouncycastle.jce.spec.ECNamedCurveParameterSpec


      if (stdName == null) {
        return null;
      }


      ECNamedCurveParameterSpec curveParams = 
        ECNamedCurveTable.getParameterSpec(stdName);


      if (curveParams == null) {
        return null;
      }


      return new ECNamedCurveSpec(curveParams.getName(),
                            curveParams.getCurve(),
                            curveParams.getG(),
                            curveParams.getN());
    }

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Examples of org.bouncycastle2.jce.spec.ECNamedCurveParameterSpec

        if (ecP == null)
        {
            return null;
        }


        return new ECNamedCurveParameterSpec(
                                        name,
                                        ecP.getCurve(),
                                        ecP.getG(),
                                        ecP.getN(),
                                        ecP.getH(),

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