Examples with CRLReason com.github.zhenwei.core.asn1.x509.CRLReason used on opensource projects

Example 1 with CRLReason

use of com.github.zhenwei.core.asn1.x509.CRLReason in project XobotOS by xamarin.

the class X509CRLEntryObject method toString.

public String toString() {
    StringBuffer buf = new StringBuffer();
    String nl = System.getProperty("line.separator");
    buf.append("      userCertificate: ").append(this.getSerialNumber()).append(nl);
    buf.append("       revocationDate: ").append(this.getRevocationDate()).append(nl);
    buf.append("       certificateIssuer: ").append(this.getCertificateIssuer()).append(nl);
    X509Extensions extensions = c.getExtensions();
    if (extensions != null) {
        Enumeration e = extensions.oids();
        if (e.hasMoreElements()) {
            buf.append("   crlEntryExtensions:").append(nl);
            while (e.hasMoreElements()) {
                DERObjectIdentifier oid = (DERObjectIdentifier) e.nextElement();
                X509Extension ext = extensions.getExtension(oid);
                if (ext.getValue() != null) {
                    byte[] octs = ext.getValue().getOctets();
                    ASN1InputStream dIn = new ASN1InputStream(octs);
                    buf.append("                       critical(").append(ext.isCritical()).append(") ");
                    try {
                        if (oid.equals(X509Extensions.ReasonCode)) {
                            buf.append(new CRLReason(DEREnumerated.getInstance(dIn.readObject()))).append(nl);
                        } else if (oid.equals(X509Extensions.CertificateIssuer)) {
                            buf.append("Certificate issuer: ").append(new GeneralNames((ASN1Sequence) dIn.readObject())).append(nl);
                        } else {
                            buf.append(oid.getId());
                            buf.append(" value = ").append(ASN1Dump.dumpAsString(dIn.readObject())).append(nl);
                        }
                    } catch (Exception ex) {
                        buf.append(oid.getId());
                        buf.append(" value = ").append("*****").append(nl);
                    }
                } else {
                    buf.append(nl);
                }
            }
        }
    }
    return buf.toString();
}

Example 2 with CRLReason

use of com.github.zhenwei.core.asn1.x509.CRLReason in project xipki by xipki.

the class ImportCrl method importEntries.

private void importEntries(Connection conn, int caId) throws DataAccessException, ImportCrlException {
    AtomicLong maxId = new AtomicLong(datasource.getMax(conn, "CERT", "ID"));
    // import the revoked information
    Set<? extends X509CRLEntry> revokedCertList = crl.getRevokedCertificates();
    if (revokedCertList != null) {
        for (X509CRLEntry c : revokedCertList) {
            X500Principal issuer = c.getCertificateIssuer();
            BigInteger serial = c.getSerialNumber();
            if (issuer != null) {
                if (!x500PrincipalCaSubject.equals(issuer)) {
                    throw new ImportCrlException("invalid CRLEntry for certificate number " + serial);
                }
            }
            Date rt = c.getRevocationDate();
            Date rit = null;
            byte[] extnValue = c.getExtensionValue(Extension.invalidityDate.getId());
            if (extnValue != null) {
                extnValue = extractCoreValue(extnValue);
                ASN1GeneralizedTime genTime = DERGeneralizedTime.getInstance(extnValue);
                try {
                    rit = genTime.getDate();
                } catch (ParseException ex) {
                    throw new ImportCrlException(ex.getMessage(), ex);
                }
                if (rt.equals(rit)) {
                    rit = null;
                }
            }
            CrlReason reason = CrlReason.fromReason(c.getRevocationReason());
            String sql = null;
            try {
                if (reason == CrlReason.REMOVE_FROM_CRL) {
                    if (!isDeltaCrl) {
                        LOG.warn("ignore CRL entry with reason removeFromCRL in non-Delta CRL");
                    }
                    // delete the entry
                    sql = SQL_DELETE_CERT;
                    psDeleteCert.setInt(1, caId);
                    psDeleteCert.setString(2, serial.toString(16));
                    psDeleteCert.executeUpdate();
                    continue;
                }
                Long id = getId(caId, serial);
                PreparedStatement ps;
                int offset = 1;
                if (id == null) {
                    sql = SQL_INSERT_CERT_REV;
                    id = maxId.incrementAndGet();
                    ps = psInsertCertRev;
                    ps.setLong(offset++, id);
                    ps.setInt(offset++, caId);
                    ps.setString(offset++, serial.toString(16));
                } else {
                    sql = SQL_UPDATE_CERT_REV;
                    ps = psUpdateCertRev;
                }
                ps.setInt(offset++, 1);
                ps.setInt(offset++, reason.getCode());
                ps.setLong(offset++, rt.getTime() / 1000);
                if (rit != null) {
                    ps.setLong(offset++, rit.getTime() / 1000);
                } else {
                    ps.setNull(offset++, Types.BIGINT);
                }
                ps.setLong(offset++, System.currentTimeMillis() / 1000);
                if (ps == psUpdateCertRev) {
                    ps.setLong(offset++, id);
                }
                ps.executeUpdate();
            } catch (SQLException ex) {
                throw datasource.translate(sql, ex);
            }
        }
    }
    // import the certificates
    // extract the certificate
    byte[] extnValue = crl.getExtensionValue(ObjectIdentifiers.id_xipki_ext_crlCertset.getId());
    if (extnValue != null) {
        extnValue = extractCoreValue(extnValue);
        ASN1Set asn1Set = DERSet.getInstance(extnValue);
        final int n = asn1Set.size();
        for (int i = 0; i < n; i++) {
            ASN1Encodable asn1 = asn1Set.getObjectAt(i);
            ASN1Sequence seq = ASN1Sequence.getInstance(asn1);
            BigInteger serialNumber = ASN1Integer.getInstance(seq.getObjectAt(0)).getValue();
            Certificate cert = null;
            String profileName = null;
            final int size = seq.size();
            for (int j = 1; j < size; j++) {
                ASN1TaggedObject taggedObj = DERTaggedObject.getInstance(seq.getObjectAt(j));
                int tagNo = taggedObj.getTagNo();
                switch(tagNo) {
                    case 0:
                        cert = Certificate.getInstance(taggedObj.getObject());
                        break;
                    case 1:
                        profileName = DERUTF8String.getInstance(taggedObj.getObject()).getString();
                        break;
                    default:
                        break;
                }
            }
            if (cert == null) {
                continue;
            }
            if (!caSubject.equals(cert.getIssuer())) {
                LOG.warn("issuer not match (serial={}) in CRL Extension Xipki-CertSet, ignore it", LogUtil.formatCsn(serialNumber));
                continue;
            }
            if (!serialNumber.equals(cert.getSerialNumber().getValue())) {
                LOG.warn("serialNumber not match (serial={}) in CRL Extension Xipki-CertSet, ignore it", LogUtil.formatCsn(serialNumber));
                continue;
            }
            String certLogId = "(issuer='" + cert.getIssuer() + "', serialNumber=" + cert.getSerialNumber() + ")";
            addCertificate(maxId, caId, cert, profileName, certLogId);
        }
    } else {
        // cert dirs
        File certsDir = new File(certsDirName);
        if (!certsDir.exists()) {
            LOG.warn("the folder {} does not exist, ignore it", certsDirName);
            return;
        }
        if (!certsDir.isDirectory()) {
            LOG.warn("the path {} does not point to a folder, ignore it", certsDirName);
            return;
        }
        if (!certsDir.canRead()) {
            LOG.warn("the folder {} must not be read, ignore it", certsDirName);
            return;
        }
        File[] certFiles = certsDir.listFiles(new FilenameFilter() {

            @Override
            public boolean accept(File dir, String name) {
                return name.endsWith(".der") || name.endsWith(".crt");
            }
        });
        if (certFiles == null || certFiles.length == 0) {
            return;
        }
        for (File certFile : certFiles) {
            Certificate cert;
            try {
                byte[] encoded = IoUtil.read(certFile);
                cert = Certificate.getInstance(encoded);
            } catch (IllegalArgumentException | IOException ex) {
                LOG.warn("could not parse certificate {}, ignore it", certFile.getPath());
                continue;
            }
            String certLogId = "(file " + certFile.getName() + ")";
            addCertificate(maxId, caId, cert, null, certLogId);
        }
    }
}

Example 3 with CRLReason

use of com.github.zhenwei.core.asn1.x509.CRLReason in project xipki by xipki.

the class OcspQa method checkSingleCert.

// method checkOcsp
private List<ValidationIssue> checkSingleCert(int index, SingleResp singleResp, IssuerHash issuerHash, OcspCertStatus expectedStatus, byte[] encodedCert, Date expectedRevTime, boolean extendedRevoke, Occurrence nextupdateOccurrence, Occurrence certhashOccurrence, ASN1ObjectIdentifier certhashAlg) {
    if (expectedStatus == OcspCertStatus.unknown || expectedStatus == OcspCertStatus.issuerUnknown) {
        certhashOccurrence = Occurrence.forbidden;
    }
    List<ValidationIssue> issues = new LinkedList<>();
    // issuer hash
    ValidationIssue issue = new ValidationIssue("OCSP.RESPONSE." + index + ".ISSUER", "certificate issuer");
    issues.add(issue);
    CertificateID certId = singleResp.getCertID();
    HashAlgo hashAlgo = HashAlgo.getInstance(certId.getHashAlgOID());
    if (hashAlgo == null) {
        issue.setFailureMessage("unknown hash algorithm " + certId.getHashAlgOID().getId());
    } else {
        if (!issuerHash.match(hashAlgo, certId.getIssuerNameHash(), certId.getIssuerKeyHash())) {
            issue.setFailureMessage("issuer not match");
        }
    }
    // status
    issue = new ValidationIssue("OCSP.RESPONSE." + index + ".STATUS", "certificate status");
    issues.add(issue);
    CertificateStatus singleCertStatus = singleResp.getCertStatus();
    OcspCertStatus status = null;
    Long revTimeSec = null;
    if (singleCertStatus == null) {
        status = OcspCertStatus.good;
    } else if (singleCertStatus instanceof RevokedStatus) {
        RevokedStatus revStatus = (RevokedStatus) singleCertStatus;
        revTimeSec = revStatus.getRevocationTime().getTime() / 1000;
        if (revStatus.hasRevocationReason()) {
            int reason = revStatus.getRevocationReason();
            if (extendedRevoke && reason == CrlReason.CERTIFICATE_HOLD.getCode() && revTimeSec == 0) {
                status = OcspCertStatus.unknown;
                revTimeSec = null;
            } else {
                CrlReason revocationReason = CrlReason.forReasonCode(reason);
                switch(revocationReason) {
                    case UNSPECIFIED:
                        status = OcspCertStatus.unspecified;
                        break;
                    case KEY_COMPROMISE:
                        status = OcspCertStatus.keyCompromise;
                        break;
                    case CA_COMPROMISE:
                        status = OcspCertStatus.cACompromise;
                        break;
                    case AFFILIATION_CHANGED:
                        status = OcspCertStatus.affiliationChanged;
                        break;
                    case SUPERSEDED:
                        status = OcspCertStatus.superseded;
                        break;
                    case CERTIFICATE_HOLD:
                        status = OcspCertStatus.certificateHold;
                        break;
                    case REMOVE_FROM_CRL:
                        status = OcspCertStatus.removeFromCRL;
                        break;
                    case PRIVILEGE_WITHDRAWN:
                        status = OcspCertStatus.privilegeWithdrawn;
                        break;
                    case AA_COMPROMISE:
                        status = OcspCertStatus.aACompromise;
                        break;
                    case CESSATION_OF_OPERATION:
                        status = OcspCertStatus.cessationOfOperation;
                        break;
                    default:
                        issue.setFailureMessage("should not reach here, unknown CRLReason " + revocationReason);
                        break;
                }
            }
        // end if
        } else {
            status = OcspCertStatus.rev_noreason;
        }
    // end if (revStatus.hasRevocationReason())
    } else if (singleCertStatus instanceof UnknownStatus) {
        status = extendedRevoke ? OcspCertStatus.issuerUnknown : OcspCertStatus.unknown;
    } else {
        issue.setFailureMessage("unknown certstatus: " + singleCertStatus.getClass().getName());
    }
    if (!issue.isFailed() && expectedStatus != status) {
        issue.setFailureMessage("is='" + status + "', but expected='" + expectedStatus + "'");
    }
    // revocation time
    issue = new ValidationIssue("OCSP.RESPONSE." + index + ".REVTIME", "certificate time");
    issues.add(issue);
    if (expectedRevTime != null) {
        if (revTimeSec == null) {
            issue.setFailureMessage("is='null', but expected='" + formatTime(expectedRevTime) + "'");
        } else if (revTimeSec != expectedRevTime.getTime() / 1000) {
            issue.setFailureMessage("is='" + formatTime(new Date(revTimeSec * 1000)) + "', but expected='" + formatTime(expectedRevTime) + "'");
        }
    }
    // nextUpdate
    Date nextUpdate = singleResp.getNextUpdate();
    issue = checkOccurrence("OCSP.RESPONSE." + index + ".NEXTUPDATE", nextUpdate, nextupdateOccurrence);
    issues.add(issue);
    Extension extension = singleResp.getExtension(ISISMTTObjectIdentifiers.id_isismtt_at_certHash);
    issue = checkOccurrence("OCSP.RESPONSE." + index + ".CERTHASH", extension, certhashOccurrence);
    issues.add(issue);
    if (extension != null) {
        ASN1Encodable extensionValue = extension.getParsedValue();
        CertHash certHash = CertHash.getInstance(extensionValue);
        ASN1ObjectIdentifier hashAlgOid = certHash.getHashAlgorithm().getAlgorithm();
        if (certhashAlg != null) {
            // certHash algorithm
            issue = new ValidationIssue("OCSP.RESPONSE." + index + ".CHASH.ALG", "certhash algorithm");
            issues.add(issue);
            ASN1ObjectIdentifier is = certHash.getHashAlgorithm().getAlgorithm();
            if (!certhashAlg.equals(is)) {
                issue.setFailureMessage("is '" + is.getId() + "', but expected '" + certhashAlg.getId() + "'");
            }
        }
        byte[] hashValue = certHash.getCertificateHash();
        if (encodedCert != null) {
            issue = new ValidationIssue("OCSP.RESPONSE." + index + ".CHASH.VALIDITY", "certhash validity");
            issues.add(issue);
            try {
                MessageDigest md = MessageDigest.getInstance(hashAlgOid.getId());
                byte[] expectedHashValue = md.digest(encodedCert);
                if (!Arrays.equals(expectedHashValue, hashValue)) {
                    issue.setFailureMessage("certhash does not match the requested certificate");
                }
            } catch (NoSuchAlgorithmException ex) {
                issue.setFailureMessage("NoSuchAlgorithm " + hashAlgOid.getId());
            }
        }
    // end if(encodedCert != null)
    }
    return issues;
}

Example 4 with CRLReason

use of com.github.zhenwei.core.asn1.x509.CRLReason in project candlepin by candlepin.

the class X509CRLStreamWriter method add.

/**
 * Create an entry to be added to the CRL.
 *
 * @param serial
 * @param date
 * @param reason
 * @throws IOException if an entry fails to generate
 */
@SuppressWarnings({ "unchecked", "rawtypes" })
public void add(BigInteger serial, Date date, int reason) throws IOException {
    if (locked) {
        throw new IllegalStateException("Cannot add to a locked stream.");
    }
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(new ASN1Integer(serial));
    v.add(new Time(date));
    CRLReason crlReason = CRLReason.getInstance(new ASN1Enumerated(reason));
    ExtensionsGenerator generator = new ExtensionsGenerator();
    generator.addExtension(Extension.reasonCode, false, crlReason);
    v.add(generator.generate());
    newEntries.add(new DERSequence(v));
}

Example 5 with CRLReason

use of com.github.zhenwei.core.asn1.x509.CRLReason in project jruby-openssl by jruby.

the class X509Extension method value.

@JRubyMethod
public RubyString value(final ThreadContext context) {
    if (this.value instanceof RubyString) {
        // return the same as set
        return (RubyString) this.value;
    }
    final Ruby runtime = context.runtime;
    final String oid = getRealObjectID().getId();
    try {
        if (oid.equals("2.5.29.19")) {
            // basicConstraints
            ASN1Sequence seq2 = (ASN1Sequence) ASN1.readObject(getRealValueEncoded());
            final ByteList val = new ByteList(32);
            if (seq2.size() > 0) {
                val.append(CA_);
                ASN1Encodable obj0 = seq2.getObjectAt(0);
                final boolean bool = ((ASN1Boolean) obj0).isTrue();
                val.append(bool ? TRUE : FALSE);
            }
            if (seq2.size() > 1) {
                val.append(", pathlen:".getBytes());
                val.append(seq2.getObjectAt(1).toString().getBytes());
            }
            return runtime.newString(val);
        }
        if (oid.equals("2.5.29.15")) {
            // keyUsage
            final byte[] enc = getRealValueEncoded();
            byte b3 = 0;
            byte b2 = enc[2];
            if (enc.length > 3)
                b3 = enc[3];
            final ByteList val = new ByteList(64);
            byte[] sep = NULL;
            if ((b2 & (byte) 128) != 0) {
                val.append(sep);
                val.append(Decipher_Only);
                sep = SEP;
            }
            if ((b3 & (byte) 128) != 0) {
                val.append(sep);
                val.append(Digital_Signature);
                sep = SEP;
            }
            if ((b3 & (byte) 64) != 0) {
                val.append(sep);
                val.append(Non_Repudiation);
                sep = SEP;
            }
            if ((b3 & (byte) 32) != 0) {
                val.append(sep);
                val.append(Key_Encipherment);
                sep = SEP;
            }
            if ((b3 & (byte) 16) != 0) {
                val.append(sep);
                val.append(Data_Encipherment);
                sep = SEP;
            }
            if ((b3 & (byte) 8) != 0) {
                val.append(sep);
                val.append(Key_Agreement);
                sep = SEP;
            }
            if ((b3 & (byte) 4) != 0) {
                val.append(sep);
                val.append(Certificate_Sign);
                sep = SEP;
            }
            if ((b3 & (byte) 2) != 0) {
                val.append(sep);
                val.append(CRL_Sign);
                sep = SEP;
            }
            if ((b3 & (byte) 1) != 0) {
                // sep = SEP;
                val.append(sep);
                // sep = SEP;
                val.append(Encipher_Only);
            }
            return runtime.newString(val);
        }
        if (oid.equals("2.16.840.1.113730.1.1")) {
            // nsCertType
            final byte b0 = getRealValueEncoded()[0];
            final ByteList val = new ByteList(64);
            byte[] sep = NULL;
            if ((b0 & (byte) 128) != 0) {
                val.append(sep);
                val.append(SSL_Client);
                sep = SEP;
            }
            if ((b0 & (byte) 64) != 0) {
                val.append(sep);
                val.append(SSL_Server);
                sep = SEP;
            }
            if ((b0 & (byte) 32) != 0) {
                val.append(sep);
                val.append(SMIME);
                sep = SEP;
            }
            if ((b0 & (byte) 16) != 0) {
                val.append(sep);
                val.append(Object_Signing);
                sep = SEP;
            }
            if ((b0 & (byte) 8) != 0) {
                val.append(sep);
                val.append(Unused);
                sep = SEP;
            }
            if ((b0 & (byte) 4) != 0) {
                val.append(sep);
                val.append(SSL_CA);
                sep = SEP;
            }
            if ((b0 & (byte) 2) != 0) {
                val.append(sep);
                val.append(SMIME_CA);
                sep = SEP;
            }
            if ((b0 & (byte) 1) != 0) {
                val.append(sep);
                val.append(Object_Signing_CA);
            }
            return runtime.newString(val);
        }
        if (oid.equals("2.5.29.14")) {
            // subjectKeyIdentifier
            ASN1Encodable value = getRealValue();
            if (value instanceof ASN1OctetString) {
                byte[] octets = ((ASN1OctetString) value).getOctets();
                if (octets.length > 0 && octets[0] == BERTags.OCTET_STRING) {
                    // read nested octets
                    value = ASN1.readObject(octets);
                }
            }
            return runtime.newString(hexBytes(keyidBytes(value.toASN1Primitive()), 0));
        }
        if (oid.equals("2.5.29.35")) {
            // authorityKeyIdentifier
            ASN1Encodable value = getRealValue();
            if (value instanceof ASN1OctetString) {
                value = ASN1.readObject(((ASN1OctetString) value).getOctets());
            }
            final ByteList val = new ByteList(72);
            if (value instanceof ASN1Sequence) {
                final ASN1Sequence seq = (ASN1Sequence) value;
                final int size = seq.size();
                if (size == 0)
                    return RubyString.newEmptyString(runtime);
                for (int i = 0; i < size; i++) {
                    final ASN1Encodable enc = seq.getObjectAt(i);
                    if (enc instanceof ASN1TaggedObject) {
                        ASN1Primitive obj = ((ASN1TaggedObject) enc).getObject();
                        switch(((ASN1TaggedObject) enc).getTagNo()) {
                            case 0:
                                ASN1Primitive keyid = obj;
                                val.append(keyid_);
                                hexBytes(keyidBytes(keyid), val);
                                break;
                            case 1:
                                GeneralName name;
                                if (obj instanceof ASN1Sequence) {
                                    // GeneralNames -> toASN1Primitive()
                                    GeneralName[] names = GeneralNames.getInstance(obj).getNames();
                                    name = names.length > 0 ? names[0] : null;
                                } else {
                                    name = GeneralName.getInstance(obj);
                                }
                                if (name != null)
                                    formatGeneralName(name, val, true);
                                break;
                            case // serial
                            2:
                                val.append(new byte[] { 's', 'e', 'r', 'i', 'a', 'l', ':' });
                                if (obj instanceof ASN1Integer) {
                                    hexBytes(((ASN1Integer) obj).getValue().toByteArray(), val);
                                } else {
                                    hexBytes(((ASN1OctetString) obj).getOctets(), val);
                                }
                                break;
                        }
                    } else if (size == 1) {
                        ASN1Primitive keyid = enc.toASN1Primitive();
                        hexBytes(keyidBytes(keyid), val);
                    }
                    val.append('\n');
                }
                return runtime.newString(val);
            }
            hexBytes(keyidBytes(value.toASN1Primitive()), val).append('\n');
            return runtime.newString(val);
        }
        if (oid.equals("2.5.29.21")) {
            // CRLReason
            final IRubyObject value = getValue(runtime);
            switch(RubyNumeric.fix2int(value)) {
                case 0:
                    return runtime.newString(new ByteList(Unspecified));
                case 1:
                    return RubyString.newString(runtime, "Key Compromise");
                case 2:
                    return RubyString.newString(runtime, "CA Compromise");
                case 3:
                    return RubyString.newString(runtime, "Affiliation Changed");
                case 4:
                    return RubyString.newString(runtime, "Superseded");
                case 5:
                    return RubyString.newString(runtime, "Cessation Of Operation");
                case 6:
                    return RubyString.newString(runtime, "Certificate Hold");
                case 8:
                    return RubyString.newString(runtime, "Remove From CRL");
                case 9:
                    return RubyString.newString(runtime, "Privilege Withdrawn");
                default:
                    return runtime.newString(new ByteList(Unspecified));
            }
        }
        if (oid.equals("2.5.29.17") || oid.equals("2.5.29.18")) {
            // subjectAltName || issuerAltName
            try {
                ASN1Encodable value = getRealValue();
                final ByteList val = new ByteList(64);
                if (value instanceof ASN1TaggedObject) {
                    formatGeneralName(GeneralName.getInstance(value), val, false);
                    return runtime.newString(val);
                }
                if (value instanceof GeneralName) {
                    formatGeneralName((GeneralName) value, val, false);
                    return runtime.newString(val);
                }
                if (value instanceof ASN1OctetString) {
                    // decoded octets will end up as an ASN1Sequence instance :
                    value = ASN1.readObject(((ASN1OctetString) value).getOctets());
                }
                if (value instanceof ASN1TaggedObject) {
                    // DERTaggedObject (issuerAltName wrapping)
                    formatGeneralName(GeneralName.getInstance(value), val, false);
                    return runtime.newString(val);
                }
                final GeneralName[] names = GeneralNames.getInstance(value).getNames();
                for (int i = 0; i < names.length; i++) {
                    boolean other = formatGeneralName(names[i], val, false);
                    if (i < names.length - 1) {
                        if (other)
                            val.append(';');
                        else
                            val.append(',').append(' ');
                    }
                }
                return runtime.newString(val);
            } catch (IllegalArgumentException e) {
                debugStackTrace(runtime, e);
                return rawValueAsString(context);
            }
        }
        if (oid.equals("2.5.29.37")) {
            // extendedKeyUsage
            final ByteList val = new ByteList(64);
            if (this.value instanceof ASN1Sequence) {
                // opt "short" path
                final ASN1Sequence seq = (ASN1Sequence) this.value;
                final int size = seq.size();
                for (int i = 0; i < size; i++) {
                    ASN1Encodable o = seq.getObjectAt(i);
                    String name = o.toString();
                    Integer nid = ASN1.oid2nid(runtime, new ASN1ObjectIdentifier(name));
                    if (nid != null)
                        name = ASN1.nid2ln(runtime, nid);
                    if (name == null)
                        name = o.toString();
                    val.append(ByteList.plain(name));
                    if (i < size - 1)
                        val.append(',').append(' ');
                }
                return runtime.newString(val);
            }
            final IRubyObject value = getValue(runtime);
            if (value instanceof RubyArray) {
                final RubyArray arr = (RubyArray) value;
                final int size = arr.size();
                for (int i = 0; i < size; i++) {
                    IRubyObject entry = arr.eltInternal(i);
                    if ("ObjectId".equals(entry.getMetaClass().getBaseName())) {
                        entry = entry.callMethod(context, "ln");
                    } else if (entry.respondsTo("value")) {
                        entry = entry.callMethod(context, "value");
                    }
                    val.append(entry.asString().getByteList());
                    if (i < size - 1)
                        val.append(',').append(' ');
                }
            }
            return runtime.newString(val);
        }
        return rawValueAsString(context);
    } catch (IOException e) {
        debugStackTrace(runtime, e);
        throw newExtensionError(runtime, e);
    }
}