Example usage for org.bouncycastle.asn1.x509.qualified BiometricData getBiometricDataHash

List of usage examples for org.bouncycastle.asn1.x509.qualified BiometricData getBiometricDataHash

Introduction

In this page you can find the example usage for org.bouncycastle.asn1.x509.qualified BiometricData getBiometricDataHash.

Prototype

public ASN1OctetString getBiometricDataHash() 

Source Link

Usage

From source file:net.sf.keystore_explorer.crypto.x509.X509Ext.java

License:Open Source License

private String getBiometricInfoStringValue(byte[] octets) {

    // @formatter:off

    /*// w w w  .j  a v  a 2  s  .  c om
       BiometricSyntax ::= SEQUENCE OF BiometricData
       BiometricData ::= SEQUENCE
       {
    typeOfBiometricData TypeOfBiometricData,
    hashAlgorithm AlgorithmIdentifier,
    biometricDataHash OCTET STRING,
    sourceDataUri IA5String OPTIONAL
       }
       TypeOfBiometricData ::= CHOICE
       {
    predefinedBiometricType PredefinedBiometricType,
    biometricDataId OBJECT IDENTIIFER
       }
       PredefinedBiometricType ::= INTEGER
       {
    picture(0),
    handwritten-signature(1)
       }
     */

    // @formatter:on

    StringBuilder sb = new StringBuilder();
    int biometricDataNr = 0;

    ASN1Sequence asn1Sequence = ASN1Sequence.getInstance(octets);

    for (ASN1Encodable asn1Encodable : asn1Sequence.toArray()) {
        BiometricData biometricData = BiometricData.getInstance(asn1Encodable);
        TypeOfBiometricData typeOfBiometricData = biometricData.getTypeOfBiometricData();
        AlgorithmIdentifier hashAlgorithm = biometricData.getHashAlgorithm();
        ASN1OctetString biometricDataHash = biometricData.getBiometricDataHash();
        DERIA5String sourceDataUri = biometricData.getSourceDataUri();

        sb.append(MessageFormat.format(res.getString("BiometricInfo.BiometricData"), biometricDataNr));
        sb.append(NEWLINE);

        sb.append(INDENT);
        if (typeOfBiometricData.isPredefined()) {
            int type = typeOfBiometricData.getPredefinedBiometricType();
            sb.append(MessageFormat.format(res.getString("BiometricInfo.TypeOfBiometricData"), type));
        } else {
            String biometricDataOid = typeOfBiometricData.getBiometricDataOid().getId();
            sb.append(
                    MessageFormat.format(res.getString("BiometricInfo.TypeOfBiometricData"), biometricDataOid));
        }
        sb.append(NEWLINE);

        sb.append(INDENT);
        sb.append(MessageFormat.format(res.getString("BiometricInfo.HashAlgorithm"),
                hashAlgorithm.getAlgorithm().getId()));
        sb.append(NEWLINE);

        sb.append(INDENT);
        sb.append(MessageFormat.format(res.getString("BiometricInfo.BiometricDataHash"),
                HexUtil.getHexString(biometricDataHash.getOctets())));
        sb.append(NEWLINE);

        if (sourceDataUri != null) { // optional
            sb.append(INDENT);
            sb.append(MessageFormat.format(res.getString("BiometricInfo.SourceDataUri"),
                    sourceDataUri.toString()));
            sb.append(NEWLINE);
        }
    }

    return sb.toString();
}

From source file:org.xipki.pki.ca.certprofile.XmlX509Certprofile.java

License:Open Source License

@Override
public ExtensionValues getExtensions(final Map<ASN1ObjectIdentifier, ExtensionControl> extensionOccurences,
        final X500Name requestedSubject, final X500Name grantedSubject, final Extensions requestedExtensions,
        final Date notBefore, final Date notAfter) throws CertprofileException, BadCertTemplateException {
    ExtensionValues values = new ExtensionValues();
    if (CollectionUtil.isEmpty(extensionOccurences)) {
        return values;
    }//  w  w  w .j  a v  a 2  s . c o m

    ParamUtil.requireNonNull("requestedSubject", requestedSubject);
    ParamUtil.requireNonNull("notBefore", notBefore);
    ParamUtil.requireNonNull("notAfter", notAfter);

    Set<ASN1ObjectIdentifier> occurences = new HashSet<>(extensionOccurences.keySet());

    // AuthorityKeyIdentifier
    // processed by the CA

    // SubjectKeyIdentifier
    // processed by the CA

    // KeyUsage
    // processed by the CA

    // CertificatePolicies
    ASN1ObjectIdentifier type = Extension.certificatePolicies;
    if (certificatePolicies != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, certificatePolicies);
        }
    }

    // Policy Mappings
    type = Extension.policyMappings;
    if (policyMappings != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, policyMappings);
        }
    }

    // SubjectAltName
    type = Extension.subjectAlternativeName;
    if (occurences.contains(type)) {
        GeneralNames genNames = createRequestedSubjectAltNames(requestedSubject, grantedSubject,
                requestedExtensions);
        if (genNames != null) {
            ExtensionValue value = new ExtensionValue(extensionControls.get(type).isCritical(), genNames);
            values.addExtension(type, value);
            occurences.remove(type);
        }
    }

    // IssuerAltName
    // processed by the CA

    // Subject Directory Attributes
    type = Extension.subjectDirectoryAttributes;
    if (occurences.contains(type) && subjectDirAttrsControl != null) {
        Extension extension = (requestedExtensions == null) ? null : requestedExtensions.getExtension(type);
        if (extension == null) {
            throw new BadCertTemplateException(
                    "no SubjectDirecotryAttributes extension is contained in the request");
        }

        ASN1GeneralizedTime dateOfBirth = null;
        String placeOfBirth = null;
        String gender = null;
        List<String> countryOfCitizenshipList = new LinkedList<>();
        List<String> countryOfResidenceList = new LinkedList<>();
        Map<ASN1ObjectIdentifier, List<ASN1Encodable>> otherAttrs = new HashMap<>();

        Vector<?> reqSubDirAttrs = SubjectDirectoryAttributes.getInstance(extension.getParsedValue())
                .getAttributes();
        final int n = reqSubDirAttrs.size();
        for (int i = 0; i < n; i++) {
            Attribute attr = (Attribute) reqSubDirAttrs.get(i);
            ASN1ObjectIdentifier attrType = attr.getAttrType();
            ASN1Encodable attrVal = attr.getAttributeValues()[0];

            if (ObjectIdentifiers.DN_DATE_OF_BIRTH.equals(attrType)) {
                dateOfBirth = ASN1GeneralizedTime.getInstance(attrVal);
            } else if (ObjectIdentifiers.DN_PLACE_OF_BIRTH.equals(attrType)) {
                placeOfBirth = DirectoryString.getInstance(attrVal).getString();
            } else if (ObjectIdentifiers.DN_GENDER.equals(attrType)) {
                gender = DERPrintableString.getInstance(attrVal).getString();
            } else if (ObjectIdentifiers.DN_COUNTRY_OF_CITIZENSHIP.equals(attrType)) {
                String country = DERPrintableString.getInstance(attrVal).getString();
                countryOfCitizenshipList.add(country);
            } else if (ObjectIdentifiers.DN_COUNTRY_OF_RESIDENCE.equals(attrType)) {
                String country = DERPrintableString.getInstance(attrVal).getString();
                countryOfResidenceList.add(country);
            } else {
                List<ASN1Encodable> otherAttrVals = otherAttrs.get(attrType);
                if (otherAttrVals == null) {
                    otherAttrVals = new LinkedList<>();
                    otherAttrs.put(attrType, otherAttrVals);
                }
                otherAttrVals.add(attrVal);
            }
        }

        Vector<Attribute> attrs = new Vector<>();
        for (ASN1ObjectIdentifier attrType : subjectDirAttrsControl.getTypes()) {
            if (ObjectIdentifiers.DN_DATE_OF_BIRTH.equals(attrType)) {
                if (dateOfBirth != null) {
                    String timeStirng = dateOfBirth.getTimeString();
                    if (!SubjectDnSpec.PATTERN_DATE_OF_BIRTH.matcher(timeStirng).matches()) {
                        throw new BadCertTemplateException("invalid dateOfBirth " + timeStirng);
                    }
                    attrs.add(new Attribute(attrType, new DERSet(dateOfBirth)));
                    continue;
                }
            } else if (ObjectIdentifiers.DN_PLACE_OF_BIRTH.equals(attrType)) {
                if (placeOfBirth != null) {
                    ASN1Encodable attrVal = new DERUTF8String(placeOfBirth);
                    attrs.add(new Attribute(attrType, new DERSet(attrVal)));
                    continue;
                }
            } else if (ObjectIdentifiers.DN_GENDER.equals(attrType)) {
                if (gender != null && !gender.isEmpty()) {
                    char ch = gender.charAt(0);
                    if (!(gender.length() == 1 && (ch == 'f' || ch == 'F' || ch == 'm' || ch == 'M'))) {
                        throw new BadCertTemplateException("invalid gender " + gender);
                    }
                    ASN1Encodable attrVal = new DERPrintableString(gender);
                    attrs.add(new Attribute(attrType, new DERSet(attrVal)));
                    continue;
                }
            } else if (ObjectIdentifiers.DN_COUNTRY_OF_CITIZENSHIP.equals(attrType)) {
                if (!countryOfCitizenshipList.isEmpty()) {
                    for (String country : countryOfCitizenshipList) {
                        if (!SubjectDnSpec.isValidCountryAreaCode(country)) {
                            throw new BadCertTemplateException("invalid countryOfCitizenship code " + country);
                        }
                        ASN1Encodable attrVal = new DERPrintableString(country);
                        attrs.add(new Attribute(attrType, new DERSet(attrVal)));
                    }
                    continue;
                }
            } else if (ObjectIdentifiers.DN_COUNTRY_OF_RESIDENCE.equals(attrType)) {
                if (!countryOfResidenceList.isEmpty()) {
                    for (String country : countryOfResidenceList) {
                        if (!SubjectDnSpec.isValidCountryAreaCode(country)) {
                            throw new BadCertTemplateException("invalid countryOfResidence code " + country);
                        }
                        ASN1Encodable attrVal = new DERPrintableString(country);
                        attrs.add(new Attribute(attrType, new DERSet(attrVal)));
                    }
                    continue;
                }
            } else if (otherAttrs.containsKey(attrType)) {
                for (ASN1Encodable attrVal : otherAttrs.get(attrType)) {
                    attrs.add(new Attribute(attrType, new DERSet(attrVal)));
                }

                continue;
            }

            throw new BadCertTemplateException(
                    "could not process type " + attrType.getId() + " in extension SubjectDirectoryAttributes");
        }

        SubjectDirectoryAttributes subjDirAttrs = new SubjectDirectoryAttributes(attrs);
        ExtensionValue extValue = new ExtensionValue(extensionControls.get(type).isCritical(), subjDirAttrs);
        values.addExtension(type, extValue);
        occurences.remove(type);
    }

    // Basic Constraints
    // processed by the CA

    // Name Constraints
    type = Extension.nameConstraints;
    if (nameConstraints != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, nameConstraints);
        }
    }

    // PolicyConstrains
    type = Extension.policyConstraints;
    if (policyConstraints != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, policyConstraints);
        }
    }

    // ExtendedKeyUsage
    // processed by CA

    // CRL Distribution Points
    // processed by the CA

    // Inhibit anyPolicy
    type = Extension.inhibitAnyPolicy;
    if (inhibitAnyPolicy != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, inhibitAnyPolicy);
        }
    }

    // Freshest CRL
    // processed by the CA

    // Authority Information Access
    // processed by the CA

    // Subject Information Access
    // processed by the CA

    // Admission
    type = ObjectIdentifiers.id_extension_admission;
    if (occurences.contains(type) && admission != null) {
        if (admission.isInputFromRequestRequired()) {
            Extension extension = (requestedExtensions == null) ? null : requestedExtensions.getExtension(type);
            if (extension == null) {
                throw new BadCertTemplateException("No Admission extension is contained in the request");
            }

            Admissions[] reqAdmissions = org.bouncycastle.asn1.isismtt.x509.AdmissionSyntax
                    .getInstance(extension.getParsedValue()).getContentsOfAdmissions();

            final int n = reqAdmissions.length;
            List<List<String>> reqRegNumsList = new ArrayList<>(n);
            for (int i = 0; i < n; i++) {
                Admissions reqAdmission = reqAdmissions[i];
                ProfessionInfo[] reqPis = reqAdmission.getProfessionInfos();
                List<String> reqNums = new ArrayList<>(reqPis.length);
                reqRegNumsList.add(reqNums);
                for (ProfessionInfo reqPi : reqPis) {
                    String reqNum = reqPi.getRegistrationNumber();
                    reqNums.add(reqNum);
                }
            }
            values.addExtension(type, admission.getExtensionValue(reqRegNumsList));
            occurences.remove(type);
        } else {
            values.addExtension(type, admission.getExtensionValue(null));
            occurences.remove(type);
        }
    }

    // OCSP Nocheck
    // processed by the CA

    // restriction
    type = ObjectIdentifiers.id_extension_restriction;
    if (restriction != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, restriction);
        }
    }

    // AdditionalInformation
    type = ObjectIdentifiers.id_extension_additionalInformation;
    if (additionalInformation != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, additionalInformation);
        }
    }

    // ValidityModel
    type = ObjectIdentifiers.id_extension_validityModel;
    if (validityModel != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, validityModel);
        }
    }

    // PrivateKeyUsagePeriod
    type = Extension.privateKeyUsagePeriod;
    if (occurences.contains(type)) {
        Date tmpNotAfter;
        if (privateKeyUsagePeriod == null) {
            tmpNotAfter = notAfter;
        } else {
            tmpNotAfter = privateKeyUsagePeriod.add(notBefore);
            if (tmpNotAfter.after(notAfter)) {
                tmpNotAfter = notAfter;
            }
        }

        ASN1EncodableVector vec = new ASN1EncodableVector();
        vec.add(new DERTaggedObject(false, 0, new DERGeneralizedTime(notBefore)));
        vec.add(new DERTaggedObject(false, 1, new DERGeneralizedTime(tmpNotAfter)));
        ExtensionValue extValue = new ExtensionValue(extensionControls.get(type).isCritical(),
                new DERSequence(vec));
        values.addExtension(type, extValue);
        occurences.remove(type);
    }

    // QCStatements
    type = Extension.qCStatements;
    if (occurences.contains(type) && (qcStatments != null || qcStatementsOption != null)) {
        if (qcStatments != null) {
            values.addExtension(type, qcStatments);
            occurences.remove(type);
        } else if (requestedExtensions != null && qcStatementsOption != null) {
            // extract the euLimit data from request
            Extension extension = requestedExtensions.getExtension(type);
            if (extension == null) {
                throw new BadCertTemplateException("No QCStatement extension is contained in the request");
            }
            ASN1Sequence seq = ASN1Sequence.getInstance(extension.getParsedValue());

            Map<String, int[]> qcEuLimits = new HashMap<>();
            final int n = seq.size();
            for (int i = 0; i < n; i++) {
                QCStatement stmt = QCStatement.getInstance(seq.getObjectAt(i));
                if (!ObjectIdentifiers.id_etsi_qcs_QcLimitValue.equals(stmt.getStatementId())) {
                    continue;
                }

                MonetaryValue monetaryValue = MonetaryValue.getInstance(stmt.getStatementInfo());
                int amount = monetaryValue.getAmount().intValue();
                int exponent = monetaryValue.getExponent().intValue();
                Iso4217CurrencyCode currency = monetaryValue.getCurrency();
                String currencyS = currency.isAlphabetic() ? currency.getAlphabetic().toUpperCase()
                        : Integer.toString(currency.getNumeric());
                qcEuLimits.put(currencyS, new int[] { amount, exponent });
            }

            ASN1EncodableVector vec = new ASN1EncodableVector();
            for (QcStatementOption m : qcStatementsOption) {
                if (m.getStatement() != null) {
                    vec.add(m.getStatement());
                    continue;
                }

                MonetaryValueOption monetaryOption = m.getMonetaryValueOption();
                String currencyS = monetaryOption.getCurrencyString();
                int[] limit = qcEuLimits.get(currencyS);
                if (limit == null) {
                    throw new BadCertTemplateException(
                            "no EuLimitValue is specified for currency '" + currencyS + "'");
                }

                int amount = limit[0];
                Range2Type range = monetaryOption.getAmountRange();
                if (amount < range.getMin() || amount > range.getMax()) {
                    throw new BadCertTemplateException("amount for currency '" + currencyS + "' is not within ["
                            + range.getMin() + ", " + range.getMax() + "]");
                }

                int exponent = limit[1];
                range = monetaryOption.getExponentRange();
                if (exponent < range.getMin() || exponent > range.getMax()) {
                    throw new BadCertTemplateException("exponent for currency '" + currencyS
                            + "' is not within [" + range.getMin() + ", " + range.getMax() + "]");
                }

                MonetaryValue monetaryVale = new MonetaryValue(monetaryOption.getCurrency(), amount, exponent);
                QCStatement qcStatment = new QCStatement(m.getStatementId(), monetaryVale);
                vec.add(qcStatment);
            }

            ExtensionValue extValue = new ExtensionValue(extensionControls.get(type).isCritical(),
                    new DERSequence(vec));
            values.addExtension(type, extValue);
            occurences.remove(type);
        } else {
            throw new RuntimeException("should not reach here");
        }
    }

    // BiometricData
    type = Extension.biometricInfo;
    if (occurences.contains(type) && biometricInfo != null) {
        Extension extension = (requestedExtensions == null) ? null : requestedExtensions.getExtension(type);
        if (extension == null) {
            throw new BadCertTemplateException("no biometricInfo extension is contained in the request");
        }
        ASN1Sequence seq = ASN1Sequence.getInstance(extension.getParsedValue());
        final int n = seq.size();
        if (n < 1) {
            throw new BadCertTemplateException("biometricInfo extension in request contains empty sequence");
        }

        ASN1EncodableVector vec = new ASN1EncodableVector();

        for (int i = 0; i < n; i++) {
            BiometricData bd = BiometricData.getInstance(seq.getObjectAt(i));
            TypeOfBiometricData bdType = bd.getTypeOfBiometricData();
            if (!biometricInfo.isTypePermitted(bdType)) {
                throw new BadCertTemplateException(
                        "biometricInfo[" + i + "].typeOfBiometricData is not permitted");
            }

            ASN1ObjectIdentifier hashAlgo = bd.getHashAlgorithm().getAlgorithm();
            if (!biometricInfo.isHashAlgorithmPermitted(hashAlgo)) {
                throw new BadCertTemplateException("biometricInfo[" + i + "].hashAlgorithm is not permitted");
            }

            int expHashValueSize;
            try {
                expHashValueSize = AlgorithmUtil.getHashOutputSizeInOctets(hashAlgo);
            } catch (NoSuchAlgorithmException ex) {
                throw new CertprofileException("should not happen, unknown hash algorithm " + hashAlgo);
            }

            byte[] hashValue = bd.getBiometricDataHash().getOctets();
            if (hashValue.length != expHashValueSize) {
                throw new BadCertTemplateException(
                        "biometricInfo[" + i + "].biometricDataHash has incorrect length");
            }

            DERIA5String sourceDataUri = bd.getSourceDataUri();
            switch (biometricInfo.getSourceDataUriOccurrence()) {
            case FORBIDDEN:
                sourceDataUri = null;
                break;
            case REQUIRED:
                if (sourceDataUri == null) {
                    throw new BadCertTemplateException("biometricInfo[" + i
                            + "].sourceDataUri is not specified in request but is required");
                }
                break;
            case OPTIONAL:
                break;
            default:
                throw new BadCertTemplateException("could not reach here, unknown tripleState");
            }

            AlgorithmIdentifier newHashAlg = new AlgorithmIdentifier(hashAlgo, DERNull.INSTANCE);
            BiometricData newBiometricData = new BiometricData(bdType, newHashAlg,
                    new DEROctetString(hashValue), sourceDataUri);
            vec.add(newBiometricData);
        }

        ExtensionValue extValue = new ExtensionValue(extensionControls.get(type).isCritical(),
                new DERSequence(vec));
        values.addExtension(type, extValue);
        occurences.remove(type);
    }

    // TlsFeature
    type = ObjectIdentifiers.id_pe_tlsfeature;
    if (tlsFeature != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, tlsFeature);
        }
    }

    // AuthorizationTemplate
    type = ObjectIdentifiers.id_xipki_ext_authorizationTemplate;
    if (authorizationTemplate != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, authorizationTemplate);
        }
    }

    // SMIME
    type = ObjectIdentifiers.id_smimeCapabilities;
    if (smimeCapabilities != null) {
        if (occurences.remove(type)) {
            values.addExtension(type, smimeCapabilities);
        }
    }

    // constant extensions
    if (constantExtensions != null) {
        for (ASN1ObjectIdentifier m : constantExtensions.keySet()) {
            if (!occurences.remove(m)) {
                continue;
            }

            ExtensionValue extensionValue = constantExtensions.get(m);
            if (extensionValue != null) {
                values.addExtension(m, extensionValue);
            }
        }
    }

    return values;
}

From source file:org.xipki.pki.ca.qa.ExtensionsChecker.java

License:Open Source License

private void checkExtensionBiometricInfo(final StringBuilder failureMsg, final byte[] extensionValue,
        final Extensions requestedExtensions, final ExtensionControl extControl) {
    BiometricInfoOption conf = certProfile.getBiometricInfo();

    if (conf == null) {
        failureMsg.append("extension is present but not expected; ");
        return;// ww w . j  av a 2 s .c  o  m
    }

    ASN1Encodable extInRequest = null;
    if (requestedExtensions != null) {
        extInRequest = requestedExtensions.getExtensionParsedValue(Extension.biometricInfo);
    }

    if (extInRequest == null) {
        failureMsg.append("extension is present but not expected; ");
        return;
    }

    ASN1Sequence extValueInReq = ASN1Sequence.getInstance(extInRequest);
    final int expSize = extValueInReq.size();

    ASN1Sequence extValue = ASN1Sequence.getInstance(extensionValue);
    final int isSize = extValue.size();
    if (isSize != expSize) {
        addViolation(failureMsg, "number of biometricData", isSize, expSize);
        return;
    }

    for (int i = 0; i < expSize; i++) {
        BiometricData isData = BiometricData.getInstance(extValue.getObjectAt(i));
        BiometricData expData = BiometricData.getInstance(extValueInReq.getObjectAt(i));

        TypeOfBiometricData isType = isData.getTypeOfBiometricData();
        TypeOfBiometricData expType = expData.getTypeOfBiometricData();
        if (!isType.equals(expType)) {
            String isStr = isType.isPredefined() ? Integer.toString(isType.getPredefinedBiometricType())
                    : isType.getBiometricDataOid().getId();
            String expStr = expType.isPredefined() ? Integer.toString(expType.getPredefinedBiometricType())
                    : expType.getBiometricDataOid().getId();

            addViolation(failureMsg, "biometricData[" + i + "].typeOfBiometricData", isStr, expStr);
        }

        ASN1ObjectIdentifier is = isData.getHashAlgorithm().getAlgorithm();
        ASN1ObjectIdentifier exp = expData.getHashAlgorithm().getAlgorithm();
        if (!is.equals(exp)) {
            addViolation(failureMsg, "biometricData[" + i + "].hashAlgorithm", is.getId(), exp.getId());
        }

        ASN1Encodable isHashAlgoParam = isData.getHashAlgorithm().getParameters();
        if (isHashAlgoParam == null) {
            failureMsg.append("biometricData[").append(i).append("].hashAlgorithm.parameters is 'present'");
            failureMsg.append(" but expected 'absent'; ");
        } else {
            try {
                byte[] isBytes = isHashAlgoParam.toASN1Primitive().getEncoded();
                if (!Arrays.equals(isBytes, DER_NULL)) {
                    addViolation(failureMsg, "biometricData[" + i + "].biometricDataHash.parameters",
                            hex(isBytes), hex(DER_NULL));
                }
            } catch (IOException ex) {
                failureMsg.append("biometricData[").append(i)
                        .append("].biometricDataHash.parameters has incorrect syntax; ");
            }
        }

        byte[] isBytes = isData.getBiometricDataHash().getOctets();
        byte[] expBytes = expData.getBiometricDataHash().getOctets();
        if (!Arrays.equals(isBytes, expBytes)) {
            addViolation(failureMsg, "biometricData[" + i + "].biometricDataHash", hex(isBytes), hex(expBytes));
        }

        DERIA5String str = isData.getSourceDataUri();
        String isSourceDataUri = (str == null) ? null : str.getString();

        String expSourceDataUri = null;
        if (conf.getSourceDataUriOccurrence() != TripleState.FORBIDDEN) {
            str = expData.getSourceDataUri();
            expSourceDataUri = (str == null) ? null : str.getString();
        }

        if (expSourceDataUri == null) {
            if (isSourceDataUri != null) {
                addViolation(failureMsg, "biometricData[" + i + "].sourceDataUri", "present", "absent");
            }
        } else {
            if (isSourceDataUri == null) {
                failureMsg.append("biometricData[").append(i).append("].sourceDataUri is 'absent'");
                failureMsg.append(" but expected 'present'; ");
            } else if (!isSourceDataUri.equals(expSourceDataUri)) {
                addViolation(failureMsg, "biometricData[" + i + "].sourceDataUri", isSourceDataUri,
                        expSourceDataUri);
            }
        }
    }
}