Package org.bouncycastle.crypto.params

Examples of org.bouncycastle.crypto.params.ECDomainParameters

147
148
149
150
151
152
153
154
155
156
                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.");
    }
View Full Code Here
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
    public JCEECPublicKey(
        String                  algorithm,
        ECPublicKeyParameters   params,
        ECParameterSpec         spec)
    {
        ECDomainParameters      dp = params.getParameters();

        this.algorithm = algorithm;
        this.q = params.getQ();

        if (spec == null)
        {
            EllipticCurve ellipticCurve = EC5Util.convertCurve(dp.getCurve(), dp.getSeed());

            this.ecSpec = createSpec(ellipticCurve, dp);
        }
        else
        {
View Full Code Here
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
    public JCEECPublicKey(
        String                  algorithm,
        ECPublicKeyParameters   params,
        org.bouncycastle.jce.spec.ECParameterSpec         spec)
    {
        ECDomainParameters      dp = params.getParameters();

        this.algorithm = algorithm;
        this.q = params.getQ();

        if (spec == null)
        {
            EllipticCurve ellipticCurve = EC5Util.convertCurve(dp.getCurve(), dp.getSeed());

            this.ecSpec = createSpec(ellipticCurve, dp);
        }
        else
        {
View Full Code Here
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
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
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
            if (params instanceof ECParameterSpec)
            {
                ECParameterSpec p = (ECParameterSpec)params;
                this.ecParams = params;

                param = new ECKeyGenerationParameters(new ECDomainParameters(p.getCurve(), p.getG(), p.getN()), random);

                engine.init(param);
                initialised = true;
            }
            else if (params instanceof java.security.spec.ECParameterSpec)
            {
                java.security.spec.ECParameterSpec p = (java.security.spec.ECParameterSpec)params;
                this.ecParams = params;

                ECCurve curve = EC5Util.convertCurve(p.getCurve());
                ECPoint g = EC5Util.convertPoint(curve, p.getGenerator(), false);

                param = new ECKeyGenerationParameters(new ECDomainParameters(curve, g, p.getOrder(), BigInteger.valueOf(p.getCofactor())), random);

                engine.init(param);
                initialised = true;
            }
            else if (params instanceof ECGenParameterSpec)
            {
                final String curveName = ((ECGenParameterSpec)params).getName();

                if (this.algorithm.equals("ECGOST3410"))
                {
                    ECDomainParameters  ecP = ECGOST3410NamedCurves.getByName(curveName);
                    if (ecP == null)
                    {
                        throw new InvalidAlgorithmParameterException("unknown curve name: " + curveName);
                    }

                    this.ecParams = new ECNamedCurveSpec(
                                                    curveName,
                                                    ecP.getCurve(),
                                                    ecP.getG(),
                                                    ecP.getN(),
                                                    ecP.getH(),
                                                    ecP.getSeed());
                }
                else
                {
                    X9ECParameters  ecP = X962NamedCurves.getByName(curveName);
                    if (ecP == null)
                    {
                        ecP = SECNamedCurves.getByName(curveName);
                        if (ecP == null)
                        {
                            ecP = NISTNamedCurves.getByName(curveName);
                        }
                        if (ecP == null)
                        {
                            ecP = TeleTrusTNamedCurves.getByName(curveName);
                        }
                        if (ecP == null)
                        {
                            // See if it's actually an OID string (SunJSSE ServerHandshaker setupEphemeralECDHKeys bug)
                            try
                            {
                                DERObjectIdentifier oid = new DERObjectIdentifier(curveName);
                                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);
                                }
                                if (ecP == null)
                                {
                                    throw new InvalidAlgorithmParameterException("unknown curve OID: " + curveName);
                                }
                            }
                            catch (IllegalArgumentException ex)
                            {
                                throw new InvalidAlgorithmParameterException("unknown curve name: " + curveName);
                            }
                        }
                    }

                    this.ecParams = new ECNamedCurveSpec(
                            curveName,
                            ecP.getCurve(),
                            ecP.getG(),
                            ecP.getN(),
                            ecP.getH(),
                            null); // ecP.getSeed());   Work-around JDK bug -- it won't look up named curves properly if seed is present
                }

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

                ECCurve curve = EC5Util.convertCurve(p.getCurve());
                ECPoint g = EC5Util.convertPoint(curve, p.getGenerator(), false);

                param = new ECKeyGenerationParameters(new ECDomainParameters(curve, g, p.getOrder(), BigInteger.valueOf(p.getCofactor())), random);

                engine.init(param);
                initialised = true;
            }
            else if (params == null && ProviderUtil.getEcImplicitlyCa() != null)
            {
                ECParameterSpec p = ProviderUtil.getEcImplicitlyCa();
                this.ecParams = params;

                param = new ECKeyGenerationParameters(new ECDomainParameters(p.getCurve(), p.getG(), p.getN()), random);

                engine.init(param);
                initialised = true;
            }
            else if (params == null && ProviderUtil.getEcImplicitlyCa() == null)
View Full Code Here
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
        String                  algorithm,
        ECPrivateKeyParameters  params,
        JCEECPublicKey          pubKey,
        ECParameterSpec         spec)
    {
        ECDomainParameters      dp = params.getParameters();

        this.algorithm = algorithm;
        this.d = params.getD();

        if (spec == null)
        {
            EllipticCurve ellipticCurve = EC5Util.convertCurve(dp.getCurve(), dp.getSeed());

            this.ecSpec = new ECParameterSpec(
                            ellipticCurve,
                            new ECPoint(
                                    dp.getG().getX().toBigInteger(),
                                    dp.getG().getY().toBigInteger()),
                            dp.getN(),
                            dp.getH().intValue());
        }
        else
        {
            this.ecSpec = spec;
        }
View Full Code Here
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
        String                  algorithm,
        ECPrivateKeyParameters  params,
        JCEECPublicKey          pubKey,
        org.bouncycastle.jce.spec.ECParameterSpec         spec)
    {
        ECDomainParameters      dp = params.getParameters();

        this.algorithm = algorithm;
        this.d = params.getD();

        if (spec == null)
        {
            EllipticCurve ellipticCurve = EC5Util.convertCurve(dp.getCurve(), dp.getSeed());

            this.ecSpec = new ECParameterSpec(
                            ellipticCurve,
                            new ECPoint(
                                    dp.getG().getX().toBigInteger(),
                                    dp.getG().getY().toBigInteger()),
                            dp.getN(),
                            dp.getH().intValue());
        }
        else
        {
            EllipticCurve ellipticCurve = EC5Util.convertCurve(spec.getCurve(), spec.getSeed());
           
View Full Code Here
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
            DERObjectIdentifier oid = (DERObjectIdentifier)params.getParameters();
            X9ECParameters ecP = ECUtil.getNamedCurveByOid(oid);

            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());
View Full Code Here
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
    JCEECPublicKey(
        String                  algorithm,
        ECPublicKeyParameters   params,
        ECParameterSpec         spec)
    {
        ECDomainParameters      dp = params.getParameters();

        this.algorithm = algorithm;
        this.q = params.getQ();

        if (spec == null)
        {
            this.ecSpec = new ECParameterSpec(
                            dp.getCurve(),
                            dp.getG(),
                            dp.getN(),
                            dp.getH(),
                            dp.getSeed());
        }
        else
        {
            this.ecSpec = spec;
        }
View Full Code Here
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
    JCEECPrivateKey(
        String                  algorithm,
        ECPrivateKeyParameters  params,
        ECParameterSpec         spec)
    {
        ECDomainParameters      dp = params.getParameters();

        this.algorithm = algorithm;
        this.d = params.getD();

        if (spec == null)
        {
            this.ecSpec = new ECParameterSpec(
                            dp.getCurve(),
                            dp.getG(),
                            dp.getN(),
                            dp.getH(),
                            dp.getSeed());
        }
        else
        {
            this.ecSpec = spec;
        }
View Full Code Here
27
28
29
30
31
32
33
34
35
36
            ECPublicKey    k = (ECPublicKey)key;
            ECParameterSpec s = k.getParameters();

            return new ECPublicKeyParameters(
                            k.getQ(),
                            new ECDomainParameters(s.getCurve(), s.getG(), s.getN()));
        }

        throw new InvalidKeyException("can't identify EC public key.");
    }
View Full Code Here
TOP

Related Classes of org.bouncycastle.crypto.params.ECDomainParameters

  • com.nimbusds.jose.crypto.ECDSASigner
  • com.nimbusds.jose.crypto.ECDSAVerifier
  • org.bouncycastle.crypto.agreement.ECDHCBasicAgreement
  • org.bouncycastle.crypto.test.ECIESTest
  • org.bouncycastle.crypto.test.ECTest$ECBasicAgreementTest
  • org.bouncycastle.crypto.test.ECTest$ECDSA192bitPrime
  • org.bouncycastle.crypto.test.ECTest$ECDSA239bitPrime
  • org.bouncycastle.crypto.test.ECTest$ECDSAKeyGenTest
  • org.bouncycastle.crypto.tls.TlsECCUtils
  • org.bouncycastle.crypto.tls.TlsECDHEKeyExchange
    • 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.