Examples with ASN1ObjectIdentifier org.openecard.bouncycastle.asn1.ASN1ObjectIdentifier used on opensource projects

Example 86 with ASN1ObjectIdentifier

use of org.openecard.bouncycastle.asn1.ASN1ObjectIdentifier 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 87 with ASN1ObjectIdentifier

use of org.openecard.bouncycastle.asn1.ASN1ObjectIdentifier in project xipki by xipki.

the class AbstractOcspRequestor method ask.

@Override
public OCSPResp ask(X509Certificate issuerCert, BigInteger[] serialNumbers, URL responderUrl, RequestOptions requestOptions, RequestResponseDebug debug) throws OcspResponseException, OcspRequestorException {
    ParamUtil.requireNonNull("issuerCert", issuerCert);
    ParamUtil.requireNonNull("requestOptions", requestOptions);
    ParamUtil.requireNonNull("responderUrl", responderUrl);
    byte[] nonce = null;
    if (requestOptions.isUseNonce()) {
        nonce = nextNonce(requestOptions.getNonceLen());
    }
    OCSPRequest ocspReq = buildRequest(issuerCert, serialNumbers, nonce, requestOptions);
    byte[] encodedReq;
    try {
        encodedReq = ocspReq.getEncoded();
    } catch (IOException ex) {
        throw new OcspRequestorException("could not encode OCSP request: " + ex.getMessage(), ex);
    }
    RequestResponsePair msgPair = null;
    if (debug != null) {
        msgPair = new RequestResponsePair();
        debug.add(msgPair);
        if (debug.saveRequest()) {
            msgPair.setRequest(encodedReq);
        }
    }
    byte[] encodedResp;
    try {
        encodedResp = send(encodedReq, responderUrl, requestOptions);
    } catch (IOException ex) {
        throw new ResponderUnreachableException("IOException: " + ex.getMessage(), ex);
    }
    if (msgPair != null && debug.saveResponse()) {
        msgPair.setResponse(encodedResp);
    }
    OCSPResp ocspResp;
    try {
        ocspResp = new OCSPResp(encodedResp);
    } catch (IOException ex) {
        throw new InvalidOcspResponseException("IOException: " + ex.getMessage(), ex);
    }
    Object respObject;
    try {
        respObject = ocspResp.getResponseObject();
    } catch (OCSPException ex) {
        throw new InvalidOcspResponseException("responseObject is invalid");
    }
    if (ocspResp.getStatus() != 0) {
        return ocspResp;
    }
    if (!(respObject instanceof BasicOCSPResp)) {
        return ocspResp;
    }
    BasicOCSPResp basicOcspResp = (BasicOCSPResp) respObject;
    if (nonce != null) {
        Extension nonceExtn = basicOcspResp.getExtension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce);
        if (nonceExtn == null) {
            throw new OcspNonceUnmatchedException(nonce, null);
        }
        byte[] receivedNonce = nonceExtn.getExtnValue().getOctets();
        if (!Arrays.equals(nonce, receivedNonce)) {
            throw new OcspNonceUnmatchedException(nonce, receivedNonce);
        }
    }
    SingleResp[] singleResponses = basicOcspResp.getResponses();
    if (singleResponses == null || singleResponses.length == 0) {
        String msg = StringUtil.concat("response with no singleResponse is returned, expected is ", Integer.toString(serialNumbers.length));
        throw new OcspTargetUnmatchedException(msg);
    }
    final int countSingleResponses = singleResponses.length;
    if (countSingleResponses != serialNumbers.length) {
        String msg = StringUtil.concat("response with ", Integer.toString(countSingleResponses), " singleResponse", (countSingleResponses > 1 ? "s" : ""), " is returned, expected is ", Integer.toString(serialNumbers.length));
        throw new OcspTargetUnmatchedException(msg);
    }
    Request reqAt0 = Request.getInstance(ocspReq.getTbsRequest().getRequestList().getObjectAt(0));
    CertID certId = reqAt0.getReqCert();
    ASN1ObjectIdentifier issuerHashAlg = certId.getHashAlgorithm().getAlgorithm();
    byte[] issuerKeyHash = certId.getIssuerKeyHash().getOctets();
    byte[] issuerNameHash = certId.getIssuerNameHash().getOctets();
    if (serialNumbers.length == 1) {
        SingleResp singleResp = singleResponses[0];
        CertificateID cid = singleResp.getCertID();
        boolean issuerMatch = issuerHashAlg.equals(cid.getHashAlgOID()) && Arrays.equals(issuerKeyHash, cid.getIssuerKeyHash()) && Arrays.equals(issuerNameHash, cid.getIssuerNameHash());
        if (!issuerMatch) {
            throw new OcspTargetUnmatchedException("the issuer is not requested");
        }
        BigInteger serialNumber = cid.getSerialNumber();
        if (!serialNumbers[0].equals(serialNumber)) {
            throw new OcspTargetUnmatchedException("the serialNumber is not requested");
        }
    } else {
        List<BigInteger> tmpSerials1 = Arrays.asList(serialNumbers);
        List<BigInteger> tmpSerials2 = new ArrayList<>(tmpSerials1);
        for (int i = 0; i < countSingleResponses; i++) {
            SingleResp singleResp = singleResponses[i];
            CertificateID cid = singleResp.getCertID();
            boolean issuerMatch = issuerHashAlg.equals(cid.getHashAlgOID()) && Arrays.equals(issuerKeyHash, cid.getIssuerKeyHash()) && Arrays.equals(issuerNameHash, cid.getIssuerNameHash());
            if (!issuerMatch) {
                throw new OcspTargetUnmatchedException("the issuer specified in singleResponse[" + i + "] is not requested");
            }
            BigInteger serialNumber = cid.getSerialNumber();
            if (!tmpSerials2.remove(serialNumber)) {
                if (tmpSerials1.contains(serialNumber)) {
                    throw new OcspTargetUnmatchedException("serialNumber " + LogUtil.formatCsn(serialNumber) + "is contained in at least two singleResponses");
                } else {
                    throw new OcspTargetUnmatchedException("serialNumber " + LogUtil.formatCsn(serialNumber) + " specified in singleResponse[" + i + "] is not requested");
                }
            }
        }
    // end for
    }
    return ocspResp;
}

Example 88 with ASN1ObjectIdentifier

use of org.openecard.bouncycastle.asn1.ASN1ObjectIdentifier in project xipki by xipki.

the class RequestOptions method createAlgId.

private static AlgorithmIdentifier createAlgId(String algoName) {
    algoName = algoName.toUpperCase();
    ASN1ObjectIdentifier algOid = null;
    if ("SHA1WITHRSA".equals(algoName)) {
        algOid = PKCSObjectIdentifiers.sha1WithRSAEncryption;
    } else if ("SHA256WITHRSA".equals(algoName)) {
        algOid = PKCSObjectIdentifiers.sha256WithRSAEncryption;
    } else if ("SHA384WITHRSA".equals(algoName)) {
        algOid = PKCSObjectIdentifiers.sha384WithRSAEncryption;
    } else if ("SHA512WITHRSA".equals(algoName)) {
        algOid = PKCSObjectIdentifiers.sha512WithRSAEncryption;
    } else if ("SHA1WITHECDSA".equals(algoName)) {
        algOid = X9ObjectIdentifiers.ecdsa_with_SHA1;
    } else if ("SHA256WITHECDSA".equals(algoName)) {
        algOid = X9ObjectIdentifiers.ecdsa_with_SHA256;
    } else if ("SHA384WITHECDSA".equals(algoName)) {
        algOid = X9ObjectIdentifiers.ecdsa_with_SHA384;
    } else if ("SHA512WITHECDSA".equals(algoName)) {
        algOid = X9ObjectIdentifiers.ecdsa_with_SHA512;
    } else if ("SHA1WITHRSAANDMGF1".equals(algoName) || "SHA256WITHRSAANDMGF1".equals(algoName) || "SHA384WITHRSAANDMGF1".equals(algoName) || "SHA512WITHRSAANDMGF1".equals(algoName)) {
        algOid = PKCSObjectIdentifiers.id_RSASSA_PSS;
    } else {
        // should not happen
        throw new RuntimeException("Unsupported algorithm " + algoName);
    }
    ASN1Encodable params;
    if (PKCSObjectIdentifiers.id_RSASSA_PSS.equals(algOid)) {
        ASN1ObjectIdentifier digestAlgOid = null;
        if ("SHA1WITHRSAANDMGF1".equals(algoName)) {
            digestAlgOid = X509ObjectIdentifiers.id_SHA1;
        } else if ("SHA256WITHRSAANDMGF1".equals(algoName)) {
            digestAlgOid = NISTObjectIdentifiers.id_sha256;
        } else if ("SHA384WITHRSAANDMGF1".equals(algoName)) {
            digestAlgOid = NISTObjectIdentifiers.id_sha384;
        } else {
            // if ("SHA512WITHRSAANDMGF1".equals(algoName))
            digestAlgOid = NISTObjectIdentifiers.id_sha512;
        }
        params = createPSSRSAParams(digestAlgOid);
    } else {
        params = DERNull.INSTANCE;
    }
    return new AlgorithmIdentifier(algOid, params);
}

Example 89 with ASN1ObjectIdentifier

use of org.openecard.bouncycastle.asn1.ASN1ObjectIdentifier in project xipki by xipki.

the class X509CaCmpResponderImpl method cmpUnRevokeRemoveCertificates.

// method cmpEnrollCert
private PKIBody cmpUnRevokeRemoveCertificates(PKIMessage request, PKIHeaderBuilder respHeader, CmpControl cmpControl, PKIHeader reqHeader, PKIBody reqBody, CmpRequestorInfo requestor, String msgId, AuditEvent event) {
    Integer requiredPermission = null;
    boolean allRevdetailsOfSameType = true;
    RevReqContent rr = RevReqContent.getInstance(reqBody.getContent());
    RevDetails[] revContent = rr.toRevDetailsArray();
    int len = revContent.length;
    for (int i = 0; i < len; i++) {
        RevDetails revDetails = revContent[i];
        Extensions crlDetails = revDetails.getCrlEntryDetails();
        int reasonCode = CrlReason.UNSPECIFIED.getCode();
        if (crlDetails != null) {
            ASN1ObjectIdentifier extId = Extension.reasonCode;
            ASN1Encodable extValue = crlDetails.getExtensionParsedValue(extId);
            if (extValue != null) {
                reasonCode = ASN1Enumerated.getInstance(extValue).getValue().intValue();
            }
        }
        if (reasonCode == XiSecurityConstants.CMP_CRL_REASON_REMOVE) {
            if (requiredPermission == null) {
                event.addEventType(CaAuditConstants.TYPE_CMP_rr_remove);
                requiredPermission = PermissionConstants.REMOVE_CERT;
            } else if (requiredPermission != PermissionConstants.REMOVE_CERT) {
                allRevdetailsOfSameType = false;
                break;
            }
        } else if (reasonCode == CrlReason.REMOVE_FROM_CRL.getCode()) {
            if (requiredPermission == null) {
                event.addEventType(CaAuditConstants.TYPE_CMP_rr_unrevoke);
                requiredPermission = PermissionConstants.UNREVOKE_CERT;
            } else if (requiredPermission != PermissionConstants.UNREVOKE_CERT) {
                allRevdetailsOfSameType = false;
                break;
            }
        } else {
            if (requiredPermission == null) {
                event.addEventType(CaAuditConstants.TYPE_CMP_rr_revoke);
                requiredPermission = PermissionConstants.REVOKE_CERT;
            } else if (requiredPermission != PermissionConstants.REVOKE_CERT) {
                allRevdetailsOfSameType = false;
                break;
            }
        }
    }
    if (!allRevdetailsOfSameType) {
        ErrorMsgContent emc = new ErrorMsgContent(new PKIStatusInfo(PKIStatus.rejection, new PKIFreeText("not all revDetails are of the same type"), new PKIFailureInfo(PKIFailureInfo.badRequest)));
        return new PKIBody(PKIBody.TYPE_ERROR, emc);
    } else {
        try {
            checkPermission(requestor, requiredPermission);
        } catch (InsuffientPermissionException ex) {
            event.setStatus(AuditStatus.FAILED);
            event.addEventData(CaAuditConstants.NAME_message, "NOT_PERMITTED");
            return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.notAuthorized, null);
        }
        return unRevokeRemoveCertificates(request, rr, requiredPermission, cmpControl, msgId);
    }
}

Example 90 with ASN1ObjectIdentifier

use of org.openecard.bouncycastle.asn1.ASN1ObjectIdentifier in project xipki by xipki.

the class X509CaCmpResponderImpl method cmpGeneralMsg.

// method cmpRevokeOrUnrevokeOrRemoveCertificates
private PKIBody cmpGeneralMsg(PKIHeaderBuilder respHeader, CmpControl cmpControl, PKIHeader reqHeader, PKIBody reqBody, CmpRequestorInfo requestor, ASN1OctetString tid, String msgId, AuditEvent event) throws InsuffientPermissionException {
    GenMsgContent genMsgBody = GenMsgContent.getInstance(reqBody.getContent());
    InfoTypeAndValue[] itvs = genMsgBody.toInfoTypeAndValueArray();
    InfoTypeAndValue itv = null;
    if (itvs != null && itvs.length > 0) {
        for (InfoTypeAndValue entry : itvs) {
            String itvType = entry.getInfoType().getId();
            if (KNOWN_GENMSG_IDS.contains(itvType)) {
                itv = entry;
                break;
            }
        }
    }
    if (itv == null) {
        String statusMessage = "PKIBody type " + PKIBody.TYPE_GEN_MSG + " is only supported with the sub-types " + KNOWN_GENMSG_IDS.toString();
        return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.badRequest, statusMessage);
    }
    InfoTypeAndValue itvResp = null;
    ASN1ObjectIdentifier infoType = itv.getInfoType();
    int failureInfo;
    try {
        X509Ca ca = getCa();
        if (CMPObjectIdentifiers.it_currentCRL.equals(infoType)) {
            event.addEventType(CaAuditConstants.TYPE_CMP_genm_currentCrl);
            checkPermission(requestor, PermissionConstants.GET_CRL);
            CertificateList crl = ca.getBcCurrentCrl();
            if (itv.getInfoValue() == null) {
                // as defined in RFC 4210
                crl = ca.getBcCurrentCrl();
            } else {
                // xipki extension
                ASN1Integer crlNumber = ASN1Integer.getInstance(itv.getInfoValue());
                crl = ca.getBcCrl(crlNumber.getPositiveValue());
            }
            if (crl == null) {
                String statusMessage = "no CRL is available";
                return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.systemFailure, statusMessage);
            }
            itvResp = new InfoTypeAndValue(infoType, crl);
        } else if (ObjectIdentifiers.id_xipki_cmp_cmpGenmsg.equals(infoType)) {
            ASN1Encodable asn1 = itv.getInfoValue();
            ASN1Integer asn1Code = null;
            ASN1Encodable reqValue = null;
            try {
                ASN1Sequence seq = ASN1Sequence.getInstance(asn1);
                asn1Code = ASN1Integer.getInstance(seq.getObjectAt(0));
                if (seq.size() > 1) {
                    reqValue = seq.getObjectAt(1);
                }
            } catch (IllegalArgumentException ex) {
                String statusMessage = "invalid value of the InfoTypeAndValue for " + ObjectIdentifiers.id_xipki_cmp_cmpGenmsg.getId();
                return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.badRequest, statusMessage);
            }
            ASN1Encodable respValue;
            int action = asn1Code.getPositiveValue().intValue();
            switch(action) {
                case XiSecurityConstants.CMP_ACTION_GEN_CRL:
                    event.addEventType(CaAuditConstants.TYPE_CMP_genm_genCrl);
                    checkPermission(requestor, PermissionConstants.GEN_CRL);
                    X509CRL tmpCrl = ca.generateCrlOnDemand(msgId);
                    if (tmpCrl == null) {
                        String statusMessage = "CRL generation is not activated";
                        return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.systemFailure, statusMessage);
                    } else {
                        respValue = CertificateList.getInstance(tmpCrl.getEncoded());
                    }
                    break;
                case XiSecurityConstants.CMP_ACTION_GET_CRL_WITH_SN:
                    event.addEventType(CaAuditConstants.TYPE_CMP_genm_crlForNumber);
                    checkPermission(requestor, PermissionConstants.GET_CRL);
                    ASN1Integer crlNumber = ASN1Integer.getInstance(reqValue);
                    respValue = ca.getBcCrl(crlNumber.getPositiveValue());
                    if (respValue == null) {
                        String statusMessage = "no CRL is available";
                        return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.systemFailure, statusMessage);
                    }
                    break;
                case XiSecurityConstants.CMP_ACTION_GET_CAINFO:
                    event.addEventType(CaAuditConstants.TYPE_CMP_genm_cainfo);
                    Set<Integer> acceptVersions = new HashSet<>();
                    if (reqValue != null) {
                        ASN1Sequence seq = DERSequence.getInstance(reqValue);
                        int size = seq.size();
                        for (int i = 0; i < size; i++) {
                            ASN1Integer ai = ASN1Integer.getInstance(seq.getObjectAt(i));
                            acceptVersions.add(ai.getPositiveValue().intValue());
                        }
                    }
                    if (CollectionUtil.isEmpty(acceptVersions)) {
                        acceptVersions.add(1);
                    }
                    String systemInfo = getSystemInfo(requestor, acceptVersions);
                    respValue = new DERUTF8String(systemInfo);
                    break;
                default:
                    String statusMessage = "unsupported XiPKI action code '" + action + "'";
                    return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.badRequest, statusMessage);
            }
            // end switch (action)
            ASN1EncodableVector vec = new ASN1EncodableVector();
            vec.add(asn1Code);
            if (respValue != null) {
                vec.add(respValue);
            }
            itvResp = new InfoTypeAndValue(infoType, new DERSequence(vec));
        } else if (ObjectIdentifiers.id_xipki_cmp_cacerts.equals(infoType)) {
            event.addEventType(CaAuditConstants.TYPE_CMP_genm_cacerts);
            CMPCertificate caCert = ca.getCaInfo().getCertInCmpFormat();
            itvResp = new InfoTypeAndValue(infoType, new DERSequence(caCert));
        }
        GenRepContent genRepContent = new GenRepContent(itvResp);
        return new PKIBody(PKIBody.TYPE_GEN_REP, genRepContent);
    } catch (OperationException ex) {
        failureInfo = getPKiFailureInfo(ex);
        ErrorCode code = ex.getErrorCode();
        String errorMessage;
        switch(code) {
            case DATABASE_FAILURE:
            case SYSTEM_FAILURE:
                errorMessage = code.name();
                break;
            default:
                errorMessage = code.name() + ": " + ex.getErrorMessage();
                break;
        }
        return buildErrorMsgPkiBody(PKIStatus.rejection, failureInfo, errorMessage);
    } catch (CRLException ex) {
        String statusMessage = "CRLException: " + ex.getMessage();
        return buildErrorMsgPkiBody(PKIStatus.rejection, PKIFailureInfo.systemFailure, statusMessage);
    }
}