Examples of ECNamedCurveSpec


Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            if (ecP == null) // GOST Curve
            {
                ECDomainParameters gParam = ECGOST3410NamedCurves.getByOID(oid);
                EllipticCurve ellipticCurve = EC5Util.convertCurve(gParam.getCurve(), gParam.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECGOST3410NamedCurves.getName(oid),
                        ellipticCurve,
                        new ECPoint(
                                gParam.getG().getX().toBigInteger(),
                                gParam.getG().getY().toBigInteger()),
                        gParam.getN(),
                        gParam.getH());
            }
            else
            {
                EllipticCurve ellipticCurve = EC5Util.convertCurve(ecP.getCurve(), ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECUtil.getCurveName(oid),
                        ellipticCurve,
                        new ECPoint(
                                ecP.getG().getX().toBigInteger(),
                                ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            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((ASN1Primitive)info.getAlgorithmId().getParameters());
            ECCurve                 curve;
            EllipticCurve           ellipticCurve;

            if (params.isNamedCurve())
            {
                ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier)params.getParameters();
                X9ECParameters ecP = ECUtil.getNamedCurveByOid(oid);

                curve = ecP.getCurve();
                ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECUtil.getCurveName(oid),
                        ellipticCurve,
                        new ECPoint(
                                ecP.getG().getX().toBigInteger(),
                                ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            if (ecP == null) // GOST Curve
            {
                ECDomainParameters gParam = ECGOST3410NamedCurves.getByOID(oid);
                EllipticCurve ellipticCurve = EC5Util.convertCurve(gParam.getCurve(), gParam.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECGOST3410NamedCurves.getName(oid),
                        ellipticCurve,
                        new ECPoint(
                                gParam.getG().getX().toBigInteger(),
                                gParam.getG().getY().toBigInteger()),
                        gParam.getN(),
                        gParam.getH());
            }
            else
            {
                EllipticCurve ellipticCurve = EC5Util.convertCurve(ecP.getCurve(), ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECUtil.getCurveName(oid),
                        ellipticCurve,
                        new ECPoint(
                                ecP.getG().getX().toBigInteger(),
                                ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            if (ecP == null)
            {
                throw new InvalidAlgorithmParameterException("unknown curve name: " + curveName);
            }

            this.ecParams = new ECNamedCurveSpec(
                curveName,
                ecP.getCurve(),
                ecP.getG(),
                ecP.getN(),
                ecP.getH(),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            if (ecP == null) // GOST Curve
            {
                ECDomainParameters gParam = ECGOST3410NamedCurves.getByOID(oid);
                EllipticCurve ellipticCurve = EC5Util.convertCurve(gParam.getCurve(), gParam.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECGOST3410NamedCurves.getName(oid),
                        ellipticCurve,
                        new ECPoint(
                                gParam.getG().getX().toBigInteger(),
                                gParam.getG().getY().toBigInteger()),
                        gParam.getN(),
                        gParam.getH());
            }
            else
            {
                EllipticCurve ellipticCurve = EC5Util.convertCurve(ecP.getCurve(), ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECUtil.getCurveName(oid),
                        ellipticCurve,
                        new ECPoint(
                                ecP.getG().getX().toBigInteger(),
                                ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            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((ASN1Primitive)info.getAlgorithm().getParameters());
            ECCurve                 curve;
            EllipticCurve           ellipticCurve;

            if (params.isNamedCurve())
            {
                ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier)params.getParameters();
                X9ECParameters ecP = ECUtil.getNamedCurveByOid(oid);

                curve = ecP.getCurve();
                ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                        ECUtil.getCurveName(oid),
                        ellipticCurve,
                        new ECPoint(
                                ecP.getG().getX().toBigInteger(),
                                ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

                            throw new InvalidAlgorithmParameterException("unknown curve name: " + curveName);
                        }
                    }
                }

                this.ecParams = new ECNamedCurveSpec(
                            curveName,
                            ecP.getCurve(),
                            ecP.getG(),
                            ecP.getN(),
                            ecP.getH(),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            if (ecP == null) // DSTU Curve
            {
                ECDomainParameters gParam = DSTU4145NamedCurves.getByOID(oid);
                EllipticCurve ellipticCurve = EC5Util.convertCurve(gParam.getCurve(), gParam.getSeed());

                ecSpec = new ECNamedCurveSpec(
                    oid.getId(),
                    ellipticCurve,
                    new ECPoint(
                        gParam.getG().getX().toBigInteger(),
                        gParam.getG().getY().toBigInteger()),
                    gParam.getN(),
                    gParam.getH());
            }
            else
            {
                EllipticCurve ellipticCurve = EC5Util.convertCurve(ecP.getCurve(), ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                    ECUtil.getCurveName(oid),
                    ellipticCurve,
                    new ECPoint(
                        ecP.getG().getX().toBigInteger(),
                        ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            X9ECParameters ecP = ECUtil.getNamedCurveByOid(oid);

            curve = ecP.getCurve();
            ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());

            ecSpec = new ECNamedCurveSpec(
                    ECUtil.getCurveName(oid),
                    ellipticCurve,
                    new ECPoint(
                            ecP.getG().getX().toBigInteger(),
                            ecP.getG().getY().toBigInteger()),
View Full Code Here

Examples of org.bouncycastle.jce.spec.ECNamedCurveSpec

            //this.q = curve.createPoint(new BigInteger(1, x), new BigInteger(1, y), false);
            this.q = DSTU4145PointEncoder.decodePoint(curve, keyEnc);

            if (dstuParams.isNamedCurve())
            {
                ecSpec = new ECNamedCurveSpec(
                    dstuParams.getNamedCurve().getId(),
                    ellipticCurve,
                    new ECPoint(
                        spec.getG().getX().toBigInteger(),
                        spec.getG().getY().toBigInteger()),
                    spec.getN(), spec.getH());
            }
            else
            {
                ecSpec = new ECParameterSpec(
                    ellipticCurve,
                    new ECPoint(
                        spec.getG().getX().toBigInteger(),
                        spec.getG().getY().toBigInteger()),
                    spec.getN(), spec.getH().intValue());
            }

        }
        else
        {
            X962Parameters params = new X962Parameters((ASN1Primitive)info.getAlgorithm().getParameters());
            ECCurve curve;
            EllipticCurve ellipticCurve;

            if (params.isNamedCurve())
            {
                ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier)params.getParameters();
                X9ECParameters ecP = ECUtil.getNamedCurveByOid(oid);

                curve = ecP.getCurve();
                ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());

                ecSpec = new ECNamedCurveSpec(
                    ECUtil.getCurveName(oid),
                    ellipticCurve,
                    new ECPoint(
                        ecP.getG().getX().toBigInteger(),
                        ecP.getG().getY().toBigInteger()),
View Full Code Here
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