Package org.bouncycastle.asn1.x9

Examples of org.bouncycastle.asn1.x9.DHDomainParameters

127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
            ECDomainParameters  dParams = null;
           
            if (params.isNamedCurve())
            {
                DERObjectIdentifier oid = (DERObjectIdentifier)params.getParameters();
                X9ECParameters      ecP = X962NamedCurves.getByOID(oid);

                if (ecP == null)
                {
                    ecP = SECNamedCurves.getByOID(oid);

                    if (ecP == null)
                    {
                        ecP = NISTNamedCurves.getByOID(oid);

                        if (ecP == null)
                        {
                            ecP = TeleTrusTNamedCurves.getByOID(oid);
                        }
                    }
                }

                dParams = new ECDomainParameters(
                                            ecP.getCurve(),
                                            ecP.getG(),
                                            ecP.getN(),
                                            ecP.getH(),
                                            ecP.getSeed());
            }
            else
            {
                X9ECParameters ecP = new X9ECParameters(
                            (ASN1Sequence)params.getParameters());
                dParams = new ECDomainParameters(
                                            ecP.getCurve(),
                                            ecP.getG(),
                                            ecP.getN(),
                                            ecP.getH(),
                                            ecP.getSeed());
            }

            ECPrivateKeyStructure   ec = new ECPrivateKeyStructure((ASN1Sequence)keyInfo.getPrivateKey());

            return new ECPrivateKeyParameters(ec.getKey(), dParams);
View Full Code Here
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
            ECDomainParameters  dParams = null;
           
            if (params.isNamedCurve())
            {
                DERObjectIdentifier oid = (DERObjectIdentifier)params.getParameters();
                X9ECParameters      ecP = X962NamedCurves.getByOID(oid);

                if (ecP == null)
                {
                    ecP = SECNamedCurves.getByOID(oid);

                    if (ecP == null)
                    {
                        ecP = NISTNamedCurves.getByOID(oid);

                        if (ecP == null)
                        {
                            ecP = TeleTrusTNamedCurves.getByOID(oid);
                        }
                    }
                }

                dParams = new ECDomainParameters(
                                            ecP.getCurve(),
                                            ecP.getG(),
                                            ecP.getN(),
                                            ecP.getH(),
                                            ecP.getSeed());
            }
            else
            {
                X9ECParameters ecP = new X9ECParameters(
                            (ASN1Sequence)params.getParameters());
                dParams = new ECDomainParameters(
                                            ecP.getCurve(),
                                            ecP.getG(),
                                            ecP.getN(),
                                            ecP.getH(),
                                            ecP.getSeed());
            }

            DERBitString    bits = keyInfo.getPublicKeyData();
            byte[]          data = bits.getBytes();
            ASN1OctetString key = new DEROctetString(data);
View Full Code Here
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
                                                    ecP.getH(),
                                                    ecP.getSeed());
                }
                else
                {
                    X9ECParameters  ecP = X962NamedCurves.getByName(((ECGenParameterSpec)params).getName());
                    if (ecP == null)
                    {
                        ecP = SECNamedCurves.getByName(((ECGenParameterSpec)params).getName());
                        if (ecP == null)
                        {
                            ecP = NISTNamedCurves.getByName(((ECGenParameterSpec)params).getName());
                        }
                        if (ecP == null)
                        {
                            ecP = TeleTrusTNamedCurves.getByName(((ECGenParameterSpec)params).getName());
                        }
                        if (ecP == null)
                        {
                            throw new InvalidAlgorithmParameterException("unknown curve name: " + ((ECGenParameterSpec)params).getName());
                        }
                    }

                    this.ecParams = new ECNamedCurveSpec(
                            ((ECGenParameterSpec)params).getName(),
                            ecP.getCurve(),
                            ecP.getG(),
                            ecP.getN(),
                            ecP.getH(),
                            ecP.getSeed());
                }

                java.security.spec.ECParameterSpec p = (java.security.spec.ECParameterSpec)ecParams;

                ECCurve curve = EC5Util.convertCurve(p.getCurve());
View Full Code Here
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
            EllipticCurve           ellipticCurve;
           
            if (params.isNamedCurve())
            {
                DERObjectIdentifier oid = (DERObjectIdentifier)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()),
                        ecP.getN(),
                        ecP.getH());
            }
            else if (params.isImplicitlyCA())
            {
                ecSpec = null;
                curve = ProviderUtil.getEcImplicitlyCa().getCurve();
            }
            else
            {
                X9ECParameters          ecP = new X9ECParameters((ASN1Sequence)params.getParameters());
               
                curve = ecP.getCurve();
                ellipticCurve = EC5Util.convertCurve(curve, ecP.getSeed());

                this.ecSpec = new ECParameterSpec(
                        ellipticCurve,
                        new ECPoint(
                                ecP.getG().getX().toBigInteger(),
                                ecP.getG().getY().toBigInteger()),
                        ecP.getN(),
                        ecP.getH().intValue());
            }

            DERBitString    bits = info.getPublicKeyData();
            byte[]          data = bits.getBytes();
            ASN1OctetString key = new DEROctetString(data);
View Full Code Here
344
345
346
347
348
349
350
351
352
353
354
            }
            else
            {
                ECCurve curve = EC5Util.convertCurve(ecSpec.getCurve());

                X9ECParameters ecP = new X9ECParameters(
                    curve,
                    EC5Util.convertPoint(curve, ecSpec.getGenerator(), withCompression),
                    ecSpec.getOrder(),
                    BigInteger.valueOf(ecSpec.getCofactor()),
                    ecSpec.getCurve().getSeed());
View Full Code Here
985
986
987
988
989
990
991
992
993
994
995
996
997
998
     * @param oid an object identifier representing a named curve, if present.
     */
    public static X9ECParameters getByOID(
        ASN1ObjectIdentifier oid)
    {
        X9ECParametersHolder holder = (X9ECParametersHolder)curves.get(oid);

        if (holder != null)
        {
            return holder.getParameters();
        }

        return null;
    }
View Full Code Here
302
303
304
305
306
307
308
309
310
311
312
313
314
315
     * @param oid an object identifier representing a named curve, if present.
     */
    public static X9ECParameters getByOID(
        ASN1ObjectIdentifier oid)
    {
        X9ECParametersHolder holder = (X9ECParametersHolder)curves.get(oid);

        if (holder != null)
        {
            return holder.getParameters();
        }

        return null;
    }
View Full Code Here
985
986
987
988
989
990
991
992
993
994
995
996
997
998
     * @param oid an object identifier representing a named curve, if present.
     */
    public static X9ECParameters getByOID(
        DERObjectIdentifier oid)
    {
        X9ECParametersHolder holder = (X9ECParametersHolder)curves.get(oid);

        if (holder != null)
        {
            return holder.getParameters();
        }

        return null;
    }
View Full Code Here
302
303
304
305
306
307
308
309
310
311
312
313
314
315
     * @param oid an object identifier representing a named curve, if present.
     */
    public static X9ECParameters getByOID(
        DERObjectIdentifier oid)
    {
        X9ECParametersHolder holder = (X9ECParametersHolder)curves.get(oid);

        if (holder != null)
        {
            return holder.getParameters();
        }

        return null;
    }
View Full Code Here
138
139
140
141
142
143
144
145
146
            {
                throw new IllegalArgumentException("error recovering public key");
            }
        }

        X9ECPoint       derQ = new X9ECPoint(ecSpec.getCurve(), key);

        this.q = derQ.getPoint();
    }
View Full Code Here
TOP

Related Classes of org.bouncycastle.asn1.x9.DHDomainParameters

  • com.nimbusds.jose.crypto.ECDSAProvider
  • com.nimbusds.jose.crypto.ECDSASigner
  • com.nimbusds.jose.crypto.ECDSAVerifier
  • org.bouncycastle.asn1.ASN1Encodable
  • org.bouncycastle.asn1.ASN1EncodableVector
  • org.bouncycastle.asn1.ASN1Integer
  • org.bouncycastle.asn1.ASN1ObjectIdentifier
  • org.bouncycastle.asn1.ASN1SequenceParser
  • org.bouncycastle.asn1.BERSequence
  • org.bouncycastle.asn1.BERTaggedObject
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.