Examples with AlgorithmIdentifier com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier used on opensource projects

Example 11 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class JcaDigestCalculatorProviderBuilder method build.

public DigestCalculatorProvider build() throws OperatorCreationException {
    return new DigestCalculatorProvider() {

        public DigestCalculator get(final AlgorithmIdentifier algorithm) throws OperatorCreationException {
            final DigestOutputStream stream;
            try {
                MessageDigest dig = helper.createDigest(algorithm);
                stream = new DigestOutputStream(dig);
            } catch (GeneralSecurityException e) {
                throw new OperatorCreationException("exception on setup: " + e, e);
            }
            return new DigestCalculator() {

                public AlgorithmIdentifier getAlgorithmIdentifier() {
                    return algorithm;
                }

                public OutputStream getOutputStream() {
                    return stream;
                }

                public byte[] getDigest() {
                    return stream.getDigest();
                }
            };
        }
    };
}

Example 12 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class X509CertSelector method match.

/**
     * Returns whether the specified certificate matches all the criteria
     * collected in this instance.
     *
     * @param certificate
     *            the certificate to check.
     * @return {@code true} if the certificate matches all the criteria,
     *         otherwise {@code false}.
     */
public boolean match(Certificate certificate) {
    if (!(certificate instanceof X509Certificate)) {
        return false;
    }
    X509Certificate cert = (X509Certificate) certificate;
    if ((certificateEquals != null) && !certificateEquals.equals(cert)) {
        return false;
    }
    if ((serialNumber != null) && !serialNumber.equals(cert.getSerialNumber())) {
        return false;
    }
    if ((issuer != null) && !issuer.equals(cert.getIssuerX500Principal())) {
        return false;
    }
    if ((subject != null) && !subject.equals(cert.getSubjectX500Principal())) {
        return false;
    }
    if ((subjectKeyIdentifier != null) && !Arrays.equals(subjectKeyIdentifier, // are taken from rfc 3280 (http://www.ietf.org/rfc/rfc3280.txt)
    getExtensionValue(cert, "2.5.29.14"))) {
        return false;
    }
    if ((authorityKeyIdentifier != null) && !Arrays.equals(authorityKeyIdentifier, getExtensionValue(cert, "2.5.29.35"))) {
        return false;
    }
    if (certificateValid != null) {
        try {
            cert.checkValidity(certificateValid);
        } catch (CertificateExpiredException e) {
            return false;
        } catch (CertificateNotYetValidException e) {
            return false;
        }
    }
    if (privateKeyValid != null) {
        try {
            byte[] bytes = getExtensionValue(cert, "2.5.29.16");
            if (bytes == null) {
                return false;
            }
            PrivateKeyUsagePeriod pkup = (PrivateKeyUsagePeriod) PrivateKeyUsagePeriod.ASN1.decode(bytes);
            Date notBefore = pkup.getNotBefore();
            Date notAfter = pkup.getNotAfter();
            if ((notBefore == null) && (notAfter == null)) {
                return false;
            }
            if ((notBefore != null) && notBefore.compareTo(privateKeyValid) > 0) {
                return false;
            }
            if ((notAfter != null) && notAfter.compareTo(privateKeyValid) < 0) {
                return false;
            }
        } catch (IOException e) {
            return false;
        }
    }
    if (subjectPublicKeyAlgID != null) {
        try {
            byte[] encoding = cert.getPublicKey().getEncoded();
            AlgorithmIdentifier ai = ((SubjectPublicKeyInfo) SubjectPublicKeyInfo.ASN1.decode(encoding)).getAlgorithmIdentifier();
            if (!subjectPublicKeyAlgID.equals(ai.getAlgorithm())) {
                return false;
            }
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
    }
    if (subjectPublicKey != null) {
        if (!Arrays.equals(subjectPublicKey, cert.getPublicKey().getEncoded())) {
            return false;
        }
    }
    if (keyUsage != null) {
        boolean[] ku = cert.getKeyUsage();
        if (ku != null) {
            int i = 0;
            int min_length = (ku.length < keyUsage.length) ? ku.length : keyUsage.length;
            for (; i < min_length; i++) {
                if (keyUsage[i] && !ku[i]) {
                    // but certificate does not.
                    return false;
                }
            }
            for (; i < keyUsage.length; i++) {
                if (keyUsage[i]) {
                    return false;
                }
            }
        }
    }
    if (extendedKeyUsage != null) {
        try {
            List keyUsage = cert.getExtendedKeyUsage();
            if (keyUsage != null) {
                if (!keyUsage.containsAll(extendedKeyUsage)) {
                    return false;
                }
            }
        } catch (CertificateParsingException e) {
            return false;
        }
    }
    if (pathLen != -1) {
        int p_len = cert.getBasicConstraints();
        if ((pathLen < 0) && (p_len >= 0)) {
            // need end-entity but got CA
            return false;
        }
        if ((pathLen > 0) && (pathLen > p_len)) {
            // allowed _pathLen is small
            return false;
        }
    }
    if (subjectAltNames != null) {
        PASSED: try {
            byte[] bytes = getExtensionValue(cert, "2.5.29.17");
            if (bytes == null) {
                return false;
            }
            List<GeneralName> sans = ((GeneralNames) GeneralNames.ASN1.decode(bytes)).getNames();
            if ((sans == null) || (sans.size() == 0)) {
                return false;
            }
            boolean[][] map = new boolean[9][];
            // initialize the check map
            for (int i = 0; i < 9; i++) {
                map[i] = (subjectAltNames[i] == null) ? EmptyArray.BOOLEAN : new boolean[subjectAltNames[i].size()];
            }
            for (GeneralName name : sans) {
                int tag = name.getTag();
                for (int i = 0; i < map[tag].length; i++) {
                    if (subjectAltNames[tag].get(i).equals(name)) {
                        if (!matchAllNames) {
                            break PASSED;
                        }
                        map[tag][i] = true;
                    }
                }
            }
            if (!matchAllNames) {
                // there was not any match
                return false;
            }
            // else check the map
            for (int tag = 0; tag < 9; tag++) {
                for (int name = 0; name < map[tag].length; name++) {
                    if (!map[tag][name]) {
                        return false;
                    }
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
    }
    if (nameConstraints != null) {
        if (!nameConstraints.isAcceptable(cert)) {
            return false;
        }
    }
    if (policies != null) {
        byte[] bytes = getExtensionValue(cert, "2.5.29.32");
        if (bytes == null) {
            return false;
        }
        if (policies.size() == 0) {
            // one policy in it.
            return true;
        }
        PASSED: try {
            List<PolicyInformation> policyInformations = ((CertificatePolicies) CertificatePolicies.ASN1.decode(bytes)).getPolicyInformations();
            for (PolicyInformation policyInformation : policyInformations) {
                if (policies.contains(policyInformation.getPolicyIdentifier())) {
                    break PASSED;
                }
            }
            return false;
        } catch (IOException e) {
            // the extension is invalid
            return false;
        }
    }
    if (pathToNames != null) {
        byte[] bytes = getExtensionValue(cert, "2.5.29.30");
        if (bytes != null) {
            NameConstraints nameConstraints;
            try {
                nameConstraints = (NameConstraints) NameConstraints.ASN1.decode(bytes);
            } catch (IOException e) {
                // the extension is invalid;
                return false;
            }
            if (!nameConstraints.isAcceptable(pathToNames)) {
                return false;
            }
        }
    }
    return true;
}

Example 13 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class PrivateKeyFactory method createKey.

/**
     * Create a private key parameter from the passed in PKCS8 PrivateKeyInfo object.
     * 
     * @param keyInfo the PrivateKeyInfo object containing the key material
     * @return a suitable private key parameter
     * @throws IOException on an error decoding the key
     */
public static AsymmetricKeyParameter createKey(PrivateKeyInfo keyInfo) throws IOException {
    AlgorithmIdentifier algId = keyInfo.getPrivateKeyAlgorithm();
    if (algId.getAlgorithm().equals(PKCSObjectIdentifiers.rsaEncryption)) {
        RSAPrivateKey keyStructure = RSAPrivateKey.getInstance(keyInfo.parsePrivateKey());
        return new RSAPrivateCrtKeyParameters(keyStructure.getModulus(), keyStructure.getPublicExponent(), keyStructure.getPrivateExponent(), keyStructure.getPrime1(), keyStructure.getPrime2(), keyStructure.getExponent1(), keyStructure.getExponent2(), keyStructure.getCoefficient());
    } else //      else if (algId.getObjectId().equals(X9ObjectIdentifiers.dhpublicnumber))
    if (algId.getAlgorithm().equals(PKCSObjectIdentifiers.dhKeyAgreement)) {
        DHParameter params = DHParameter.getInstance(algId.getParameters());
        ASN1Integer derX = (ASN1Integer) keyInfo.parsePrivateKey();
        BigInteger lVal = params.getL();
        int l = lVal == null ? 0 : lVal.intValue();
        DHParameters dhParams = new DHParameters(params.getP(), params.getG(), null, l);
        return new DHPrivateKeyParameters(derX.getValue(), dhParams);
    } else // END android-removed
    if (algId.getAlgorithm().equals(X9ObjectIdentifiers.id_dsa)) {
        ASN1Integer derX = (ASN1Integer) keyInfo.parsePrivateKey();
        ASN1Encodable de = algId.getParameters();
        DSAParameters parameters = null;
        if (de != null) {
            DSAParameter params = DSAParameter.getInstance(de.toASN1Primitive());
            parameters = new DSAParameters(params.getP(), params.getQ(), params.getG());
        }
        return new DSAPrivateKeyParameters(derX.getValue(), parameters);
    } else if (algId.getAlgorithm().equals(X9ObjectIdentifiers.id_ecPublicKey)) {
        X962Parameters params = new X962Parameters((ASN1Primitive) algId.getParameters());
        X9ECParameters x9;
        if (params.isNamedCurve()) {
            ASN1ObjectIdentifier oid = ASN1ObjectIdentifier.getInstance(params.getParameters());
            x9 = X962NamedCurves.getByOID(oid);
            if (x9 == null) {
                x9 = SECNamedCurves.getByOID(oid);
                if (x9 == null) {
                    x9 = NISTNamedCurves.getByOID(oid);
                // BEGIN android-removed
                // if (x9 == null)
                // {
                //     x9 = TeleTrusTNamedCurves.getByOID(oid);
                // }
                // END android-removed
                }
            }
        } else {
            x9 = X9ECParameters.getInstance(params.getParameters());
        }
        ECPrivateKey ec = ECPrivateKey.getInstance(keyInfo.parsePrivateKey());
        BigInteger d = ec.getKey();
        // TODO We lose any named parameters here
        ECDomainParameters dParams = new ECDomainParameters(x9.getCurve(), x9.getG(), x9.getN(), x9.getH(), x9.getSeed());
        return new ECPrivateKeyParameters(d, dParams);
    } else {
        throw new RuntimeException("algorithm identifier in key not recognised");
    }
}

Example 14 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class BCECPrivateKey method getEncoded.

/**
     * Return a PKCS8 representation of the key. The sequence returned
     * represents a full PrivateKeyInfo object.
     *
     * @return a PKCS8 representation of the key.
     */
public byte[] getEncoded() {
    X962Parameters params;
    if (ecSpec instanceof ECNamedCurveSpec) {
        DERObjectIdentifier curveOid = ECUtil.getNamedCurveOid(((ECNamedCurveSpec) ecSpec).getName());
        if (// guess it's the OID
        curveOid == null) {
            curveOid = new DERObjectIdentifier(((ECNamedCurveSpec) ecSpec).getName());
        }
        params = new X962Parameters(curveOid);
    } else if (ecSpec == null) {
        params = new X962Parameters(DERNull.INSTANCE);
    } 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());
        params = new X962Parameters(ecP);
    }
    PrivateKeyInfo info;
    org.bouncycastle.asn1.sec.ECPrivateKey keyStructure;
    if (publicKey != null) {
        keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(this.getS(), publicKey, params);
    } else {
        keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(this.getS(), params);
    }
    try {
        // BEGIN android-removed
        // if (algorithm.equals("ECGOST3410"))
        // {
        //     info = new PrivateKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_2001, params.toASN1Primitive()), keyStructure.toASN1Primitive());
        // }
        // else
        // END android-removed
        {
            info = new PrivateKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params.toASN1Primitive()), keyStructure.toASN1Primitive());
        }
        return info.getEncoded(ASN1Encoding.DER);
    } catch (IOException e) {
        return null;
    }
}

Example 15 with AlgorithmIdentifier

use of com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier in project robovm by robovm.

the class BCECPublicKey method getEncoded.

public byte[] getEncoded() {
    ASN1Encodable params;
    SubjectPublicKeyInfo info;
    if (ecSpec instanceof ECNamedCurveSpec) {
        ASN1ObjectIdentifier curveOid = ECUtil.getNamedCurveOid(((ECNamedCurveSpec) ecSpec).getName());
        if (curveOid == null) {
            curveOid = new ASN1ObjectIdentifier(((ECNamedCurveSpec) ecSpec).getName());
        }
        params = new X962Parameters(curveOid);
    } else if (ecSpec == null) {
        params = new X962Parameters(DERNull.INSTANCE);
    } 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());
        params = new X962Parameters(ecP);
    }
    ECCurve curve = this.engineGetQ().getCurve();
    ASN1OctetString p = (ASN1OctetString) new X9ECPoint(curve.createPoint(this.getQ().getX().toBigInteger(), this.getQ().getY().toBigInteger(), withCompression)).toASN1Primitive();
    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params), p.getOctets());
    return KeyUtil.getEncodedSubjectPublicKeyInfo(info);
}