Examples with Extension org.bouncycastle.asn1.x509.Extension used on opensource projects

Example 46 with Extension

use of org.bouncycastle.asn1.x509.Extension in project robovm by robovm.

the class X509V3CertificateGenerator method copyAndAddExtension.

/**
     * add a given extension field for the standard extensions tag (tag 3)
     * copying the extension value from another certificate.
     * @throws CertificateParsingException if the extension cannot be extracted.
     */
public void copyAndAddExtension(String oid, boolean critical, X509Certificate cert) throws CertificateParsingException {
    byte[] extValue = cert.getExtensionValue(oid);
    if (extValue == null) {
        throw new CertificateParsingException("extension " + oid + " not present");
    }
    try {
        ASN1Encodable value = X509ExtensionUtil.fromExtensionValue(extValue);
        this.addExtension(oid, critical, value);
    } catch (IOException e) {
        throw new CertificateParsingException(e.toString());
    }
}

Example 47 with Extension

use of org.bouncycastle.asn1.x509.Extension 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 48 with Extension

use of org.bouncycastle.asn1.x509.Extension in project XobotOS by xamarin.

the class CertPathValidatorUtilities method getDeltaCRLs.

/**
     * Fetches delta CRLs according to RFC 3280 section 5.2.4.
     *
     * @param currentDate The date for which the delta CRLs must be valid.
     * @param paramsPKIX The extended PKIX parameters.
     * @param completeCRL The complete CRL the delta CRL is for.
     * @return A <code>Set</code> of <code>X509CRL</code>s with delta CRLs.
     * @throws AnnotatedException if an exception occurs while picking the delta
     *             CRLs.
     */
protected static Set getDeltaCRLs(Date currentDate, ExtendedPKIXParameters paramsPKIX, X509CRL completeCRL) throws AnnotatedException {
    X509CRLStoreSelector deltaSelect = new X509CRLStoreSelector();
    // 5.2.4 (a)
    try {
        deltaSelect.addIssuerName(CertPathValidatorUtilities.getIssuerPrincipal(completeCRL).getEncoded());
    } catch (IOException e) {
        new AnnotatedException("Cannot extract issuer from CRL.", e);
    }
    BigInteger completeCRLNumber = null;
    try {
        DERObject derObject = CertPathValidatorUtilities.getExtensionValue(completeCRL, CRL_NUMBER);
        if (derObject != null) {
            completeCRLNumber = CRLNumber.getInstance(derObject).getPositiveValue();
        }
    } catch (Exception e) {
        throw new AnnotatedException("CRL number extension could not be extracted from CRL.", e);
    }
    // 5.2.4 (b)
    byte[] idp = null;
    try {
        idp = completeCRL.getExtensionValue(ISSUING_DISTRIBUTION_POINT);
    } catch (Exception e) {
        throw new AnnotatedException("Issuing distribution point extension value could not be read.", e);
    }
    // 5.2.4 (d)
    deltaSelect.setMinCRLNumber(completeCRLNumber == null ? null : completeCRLNumber.add(BigInteger.valueOf(1)));
    deltaSelect.setIssuingDistributionPoint(idp);
    deltaSelect.setIssuingDistributionPointEnabled(true);
    // 5.2.4 (c)
    deltaSelect.setMaxBaseCRLNumber(completeCRLNumber);
    // find delta CRLs
    Set temp = CRL_UTIL.findCRLs(deltaSelect, paramsPKIX, currentDate);
    Set result = new HashSet();
    for (Iterator it = temp.iterator(); it.hasNext(); ) {
        X509CRL crl = (X509CRL) it.next();
        if (isDeltaCRL(crl)) {
            result.add(crl);
        }
    }
    return result;
}

Example 49 with Extension

use of org.bouncycastle.asn1.x509.Extension 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 50 with Extension

use of org.bouncycastle.asn1.x509.Extension 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;
}