Examples with ASN1Sequence org.bouncycastle.asn1.ASN1Sequence used on opensource projects

Example 51 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.

the class CertPathValidatorUtilities method prepareNextCertB1.

protected static void prepareNextCertB1(int i, List[] policyNodes, String id_p, Map m_idp, X509Certificate cert) throws AnnotatedException, CertPathValidatorException {
    boolean idp_found = false;
    Iterator nodes_i = policyNodes[i].iterator();
    while (nodes_i.hasNext()) {
        PKIXPolicyNode node = (PKIXPolicyNode) nodes_i.next();
        if (node.getValidPolicy().equals(id_p)) {
            idp_found = true;
            node.expectedPolicies = (Set) m_idp.get(id_p);
            break;
        }
    }
    if (!idp_found) {
        nodes_i = policyNodes[i].iterator();
        while (nodes_i.hasNext()) {
            PKIXPolicyNode node = (PKIXPolicyNode) nodes_i.next();
            if (ANY_POLICY.equals(node.getValidPolicy())) {
                Set pq = null;
                ASN1Sequence policies = null;
                try {
                    policies = DERSequence.getInstance(getExtensionValue(cert, CERTIFICATE_POLICIES));
                } catch (Exception e) {
                    throw new AnnotatedException("Certificate policies cannot be decoded.", e);
                }
                Enumeration e = policies.getObjects();
                while (e.hasMoreElements()) {
                    PolicyInformation pinfo = null;
                    try {
                        pinfo = PolicyInformation.getInstance(e.nextElement());
                    } catch (Exception ex) {
                        throw new AnnotatedException("Policy information cannot be decoded.", ex);
                    }
                    if (ANY_POLICY.equals(pinfo.getPolicyIdentifier().getId())) {
                        try {
                            pq = getQualifierSet(pinfo.getPolicyQualifiers());
                        } catch (CertPathValidatorException ex) {
                            throw new ExtCertPathValidatorException("Policy qualifier info set could not be built.", ex);
                        }
                        break;
                    }
                }
                boolean ci = false;
                if (cert.getCriticalExtensionOIDs() != null) {
                    ci = cert.getCriticalExtensionOIDs().contains(CERTIFICATE_POLICIES);
                }
                PKIXPolicyNode p_node = (PKIXPolicyNode) node.getParent();
                if (ANY_POLICY.equals(p_node.getValidPolicy())) {
                    PKIXPolicyNode c_node = new PKIXPolicyNode(new ArrayList(), i, (Set) m_idp.get(id_p), p_node, pq, id_p, ci);
                    p_node.addChild(c_node);
                    policyNodes[i].add(c_node);
                }
                break;
            }
        }
    }
}

Example 52 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.

the class CertPathValidatorUtilities method getCertStatus.

protected static void getCertStatus(Date validDate, X509CRL crl, Object cert, CertStatus certStatus) throws AnnotatedException {
    // use BC X509CRLObject so that indirect CRLs are supported
    X509CRLObject bcCRL = null;
    try {
        bcCRL = new X509CRLObject(new CertificateList((ASN1Sequence) ASN1Sequence.fromByteArray(crl.getEncoded())));
    } catch (Exception exception) {
        throw new AnnotatedException("Bouncy Castle X509CRLObject could not be created.", exception);
    }
    // use BC X509CRLEntryObject, so that getCertificateIssuer() is
    // supported.
    X509CRLEntryObject crl_entry = (X509CRLEntryObject) bcCRL.getRevokedCertificate(getSerialNumber(cert));
    if (crl_entry != null && (getEncodedIssuerPrincipal(cert).equals(crl_entry.getCertificateIssuer()) || getEncodedIssuerPrincipal(cert).equals(getIssuerPrincipal(crl)))) {
        DEREnumerated reasonCode = null;
        if (crl_entry.hasExtensions()) {
            try {
                reasonCode = DEREnumerated.getInstance(CertPathValidatorUtilities.getExtensionValue(crl_entry, X509Extensions.ReasonCode.getId()));
            } catch (Exception e) {
                new AnnotatedException("Reason code CRL entry extension could not be decoded.", e);
            }
        }
        // unspecified
        if (!(validDate.getTime() < crl_entry.getRevocationDate().getTime()) || reasonCode == null || reasonCode.getValue().intValue() == 0 || reasonCode.getValue().intValue() == 1 || reasonCode.getValue().intValue() == 2 || reasonCode.getValue().intValue() == 8) {
            // (i) or (j) (1)
            if (reasonCode != null) {
                certStatus.setCertStatus(reasonCode.getValue().intValue());
            } else // (i) or (j) (2)
            {
                certStatus.setCertStatus(CRLReason.unspecified);
            }
            certStatus.setRevocationDate(crl_entry.getRevocationDate());
        }
    }
}

Example 53 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.

the class RFC3280CertPathUtilities method processCertE.

protected static PKIXPolicyNode processCertE(CertPath certPath, int index, PKIXPolicyNode validPolicyTree) throws CertPathValidatorException {
    List certs = certPath.getCertificates();
    X509Certificate cert = (X509Certificate) certs.get(index);
    // 
    // (e)
    //
    ASN1Sequence certPolicies = null;
    try {
        certPolicies = DERSequence.getInstance(CertPathValidatorUtilities.getExtensionValue(cert, RFC3280CertPathUtilities.CERTIFICATE_POLICIES));
    } catch (AnnotatedException e) {
        throw new ExtCertPathValidatorException("Could not read certificate policies extension from certificate.", e, certPath, index);
    }
    if (certPolicies == null) {
        validPolicyTree = null;
    }
    return validPolicyTree;
}

Example 54 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.

the class RFC3280CertPathUtilities method prepareNextCertI1.

protected static int prepareNextCertI1(CertPath certPath, int index, int explicitPolicy) throws CertPathValidatorException {
    List certs = certPath.getCertificates();
    X509Certificate cert = (X509Certificate) certs.get(index);
    //
    // (i)
    //
    ASN1Sequence pc = null;
    try {
        pc = DERSequence.getInstance(CertPathValidatorUtilities.getExtensionValue(cert, RFC3280CertPathUtilities.POLICY_CONSTRAINTS));
    } catch (Exception e) {
        throw new ExtCertPathValidatorException("Policy constraints extension cannot be decoded.", e, certPath, index);
    }
    int tmpInt;
    if (pc != null) {
        Enumeration policyConstraints = pc.getObjects();
        while (policyConstraints.hasMoreElements()) {
            try {
                ASN1TaggedObject constraint = ASN1TaggedObject.getInstance(policyConstraints.nextElement());
                if (constraint.getTagNo() == 0) {
                    tmpInt = DERInteger.getInstance(constraint, false).getValue().intValue();
                    if (tmpInt < explicitPolicy) {
                        return tmpInt;
                    }
                    break;
                }
            } catch (IllegalArgumentException e) {
                throw new ExtCertPathValidatorException("Policy constraints extension contents cannot be decoded.", e, certPath, index);
            }
        }
    }
    return explicitPolicy;
}

Example 55 with ASN1Sequence

use of org.bouncycastle.asn1.ASN1Sequence in project XobotOS by xamarin.

the class RFC3280CertPathUtilities method processCRLB2.

/**
     * If the complete CRL includes an issuing distribution point (IDP) CRL
     * extension check the following:
     * <p/>
     * (i) If the distribution point name is present in the IDP CRL extension
     * and the distribution field is present in the DP, then verify that one of
     * the names in the IDP matches one of the names in the DP. If the
     * distribution point name is present in the IDP CRL extension and the
     * distribution field is omitted from the DP, then verify that one of the
     * names in the IDP matches one of the names in the cRLIssuer field of the
     * DP.
     * </p>
     * <p/>
     * (ii) If the onlyContainsUserCerts boolean is asserted in the IDP CRL
     * extension, verify that the certificate does not include the basic
     * constraints extension with the cA boolean asserted.
     * </p>
     * <p/>
     * (iii) If the onlyContainsCACerts boolean is asserted in the IDP CRL
     * extension, verify that the certificate includes the basic constraints
     * extension with the cA boolean asserted.
     * </p>
     * <p/>
     * (iv) Verify that the onlyContainsAttributeCerts boolean is not asserted.
     * </p>
     *
     * @param dp   The distribution point.
     * @param cert The certificate.
     * @param crl  The CRL.
     * @throws AnnotatedException if one of the conditions is not met or an error occurs.
     */
protected static void processCRLB2(DistributionPoint dp, Object cert, X509CRL crl) throws AnnotatedException {
    IssuingDistributionPoint idp = null;
    try {
        idp = IssuingDistributionPoint.getInstance(CertPathValidatorUtilities.getExtensionValue(crl, RFC3280CertPathUtilities.ISSUING_DISTRIBUTION_POINT));
    } catch (Exception e) {
        throw new AnnotatedException("Issuing distribution point extension could not be decoded.", e);
    }
    // distribution point name is present
    if (idp != null) {
        if (idp.getDistributionPoint() != null) {
            // make list of names
            DistributionPointName dpName = IssuingDistributionPoint.getInstance(idp).getDistributionPoint();
            List names = new ArrayList();
            if (dpName.getType() == DistributionPointName.FULL_NAME) {
                GeneralName[] genNames = GeneralNames.getInstance(dpName.getName()).getNames();
                for (int j = 0; j < genNames.length; j++) {
                    names.add(genNames[j]);
                }
            }
            if (dpName.getType() == DistributionPointName.NAME_RELATIVE_TO_CRL_ISSUER) {
                ASN1EncodableVector vec = new ASN1EncodableVector();
                try {
                    Enumeration e = ASN1Sequence.getInstance(ASN1Sequence.fromByteArray(CertPathValidatorUtilities.getIssuerPrincipal(crl).getEncoded())).getObjects();
                    while (e.hasMoreElements()) {
                        vec.add((DEREncodable) e.nextElement());
                    }
                } catch (IOException e) {
                    throw new AnnotatedException("Could not read CRL issuer.", e);
                }
                vec.add(dpName.getName());
                names.add(new GeneralName(X509Name.getInstance(new DERSequence(vec))));
            }
            boolean matches = false;
            // of the names in the DP.
            if (dp.getDistributionPoint() != null) {
                dpName = dp.getDistributionPoint();
                GeneralName[] genNames = null;
                if (dpName.getType() == DistributionPointName.FULL_NAME) {
                    genNames = GeneralNames.getInstance(dpName.getName()).getNames();
                }
                if (dpName.getType() == DistributionPointName.NAME_RELATIVE_TO_CRL_ISSUER) {
                    if (dp.getCRLIssuer() != null) {
                        genNames = dp.getCRLIssuer().getNames();
                    } else {
                        genNames = new GeneralName[1];
                        try {
                            genNames[0] = new GeneralName(new X509Name((ASN1Sequence) ASN1Sequence.fromByteArray(CertPathValidatorUtilities.getEncodedIssuerPrincipal(cert).getEncoded())));
                        } catch (IOException e) {
                            throw new AnnotatedException("Could not read certificate issuer.", e);
                        }
                    }
                    for (int j = 0; j < genNames.length; j++) {
                        Enumeration e = ASN1Sequence.getInstance(genNames[j].getName().getDERObject()).getObjects();
                        ASN1EncodableVector vec = new ASN1EncodableVector();
                        while (e.hasMoreElements()) {
                            vec.add((DEREncodable) e.nextElement());
                        }
                        vec.add(dpName.getName());
                        genNames[j] = new GeneralName(new X509Name(new DERSequence(vec)));
                    }
                }
                if (genNames != null) {
                    for (int j = 0; j < genNames.length; j++) {
                        if (names.contains(genNames[j])) {
                            matches = true;
                            break;
                        }
                    }
                }
                if (!matches) {
                    throw new AnnotatedException("No match for certificate CRL issuing distribution point name to cRLIssuer CRL distribution point.");
                }
            } else // verify that one of the names in
            // the IDP matches one of the names in the cRLIssuer field of
            // the DP
            {
                if (dp.getCRLIssuer() == null) {
                    throw new AnnotatedException("Either the cRLIssuer or the distributionPoint field must " + "be contained in DistributionPoint.");
                }
                GeneralName[] genNames = dp.getCRLIssuer().getNames();
                for (int j = 0; j < genNames.length; j++) {
                    if (names.contains(genNames[j])) {
                        matches = true;
                        break;
                    }
                }
                if (!matches) {
                    throw new AnnotatedException("No match for certificate CRL issuing distribution point name to cRLIssuer CRL distribution point.");
                }
            }
        }
        BasicConstraints bc = null;
        try {
            bc = BasicConstraints.getInstance(CertPathValidatorUtilities.getExtensionValue((X509Extension) cert, BASIC_CONSTRAINTS));
        } catch (Exception e) {
            throw new AnnotatedException("Basic constraints extension could not be decoded.", e);
        }
        if (cert instanceof X509Certificate) {
            // (b) (2) (ii)
            if (idp.onlyContainsUserCerts() && (bc != null && bc.isCA())) {
                throw new AnnotatedException("CA Cert CRL only contains user certificates.");
            }
            // (b) (2) (iii)
            if (idp.onlyContainsCACerts() && (bc == null || !bc.isCA())) {
                throw new AnnotatedException("End CRL only contains CA certificates.");
            }
        }
        // (b) (2) (iv)
        if (idp.onlyContainsAttributeCerts()) {
            throw new AnnotatedException("onlyContainsAttributeCerts boolean is asserted.");
        }
    }
}