Examples with Signature com.github.zhenwei.core.asn1.ocsp.Signature used on opensource projects

Example 46 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class X509CRLImpl method toString.

/**
 * Returns a string representation of this CRL.
 *
 * @return a string representation of this CRL.
 */
public String toString() {
    StringBuffer buf = new StringBuffer();
    String nl = Strings.lineSeparator();
    buf.append("              Version: ").append(this.getVersion()).append(nl);
    buf.append("             IssuerDN: ").append(this.getIssuerDN()).append(nl);
    buf.append("          This update: ").append(this.getThisUpdate()).append(nl);
    buf.append("          Next update: ").append(this.getNextUpdate()).append(nl);
    buf.append("  Signature Algorithm: ").append(this.getSigAlgName()).append(nl);
    X509SignatureUtil.prettyPrintSignature(this.getSignature(), buf, nl);
    Extensions extensions = c.getTBSCertList().getExtensions();
    if (extensions != null) {
        Enumeration e = extensions.oids();
        if (e.hasMoreElements()) {
            buf.append("           Extensions: ").append(nl);
        }
        while (e.hasMoreElements()) {
            ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier) e.nextElement();
            Extension ext = extensions.getExtension(oid);
            if (ext.getExtnValue() != null) {
                byte[] octs = ext.getExtnValue().getOctets();
                ASN1InputStream dIn = new ASN1InputStream(octs);
                buf.append("                       critical(").append(ext.isCritical()).append(") ");
                try {
                    if (oid.equals(Extension.cRLNumber)) {
                        buf.append(new CRLNumber(ASN1Integer.getInstance(dIn.readObject()).getPositiveValue())).append(nl);
                    } else if (oid.equals(Extension.deltaCRLIndicator)) {
                        buf.append("Base CRL: " + new CRLNumber(ASN1Integer.getInstance(dIn.readObject()).getPositiveValue())).append(nl);
                    } else if (oid.equals(Extension.issuingDistributionPoint)) {
                        buf.append(IssuingDistributionPoint.getInstance(dIn.readObject())).append(nl);
                    } else if (oid.equals(Extension.cRLDistributionPoints)) {
                        buf.append(CRLDistPoint.getInstance(dIn.readObject())).append(nl);
                    } else if (oid.equals(Extension.freshestCRL)) {
                        buf.append(CRLDistPoint.getInstance(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);
            }
        }
    }
    Set set = getRevokedCertificates();
    if (set != null) {
        Iterator it = set.iterator();
        while (it.hasNext()) {
            buf.append(it.next());
            buf.append(nl);
        }
    }
    return buf.toString();
}

Example 47 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class PKIXCertPathValidatorSpi_8 method engineValidate.

public CertPathValidatorResult engineValidate(CertPath certPath, CertPathParameters params) throws CertPathValidatorException, InvalidAlgorithmParameterException {
    PKIXExtendedParameters paramsPKIX;
    if (params instanceof PKIXParameters) {
        PKIXExtendedParameters.Builder paramsPKIXBldr = new PKIXExtendedParameters.Builder((PKIXParameters) params);
        if (params instanceof ExtendedPKIXParameters) {
            ExtendedPKIXParameters extPKIX = (ExtendedPKIXParameters) params;
            paramsPKIXBldr.setUseDeltasEnabled(extPKIX.isUseDeltasEnabled());
            paramsPKIXBldr.setValidityModel(extPKIX.getValidityModel());
        }
        paramsPKIX = paramsPKIXBldr.build();
    } else if (params instanceof PKIXExtendedBuilderParameters) {
        paramsPKIX = ((PKIXExtendedBuilderParameters) params).getBaseParameters();
    } else if (params instanceof PKIXExtendedParameters) {
        paramsPKIX = (PKIXExtendedParameters) params;
    } else {
        throw new InvalidAlgorithmParameterException("Parameters must be a " + PKIXParameters.class.getName() + " instance.");
    }
    if (paramsPKIX.getTrustAnchors() == null) {
        throw new InvalidAlgorithmParameterException("trustAnchors is null, this is not allowed for certification path validation.");
    }
    // 
    // 6.1.1 - inputs
    // 
    // 
    // (a)
    // 
    List certs = certPath.getCertificates();
    int n = certs.size();
    if (certs.isEmpty()) {
        throw new CertPathValidatorException("Certification path is empty.", null, certPath, -1);
    }
    // 
    // (b)
    // 
    final Date currentDate = new Date();
    final Date validityDate = CertPathValidatorUtilities.getValidityDate(paramsPKIX, currentDate);
    // 
    // (c)
    // 
    Set userInitialPolicySet = paramsPKIX.getInitialPolicies();
    // 
    // (d)
    // 
    TrustAnchor trust;
    try {
        trust = CertPathValidatorUtilities.findTrustAnchor((X509Certificate) certs.get(certs.size() - 1), paramsPKIX.getTrustAnchors(), paramsPKIX.getSigProvider());
        if (trust == null) {
            throw new CertPathValidatorException("Trust anchor for certification path not found.", null, certPath, -1);
        }
        checkCertificate(trust.getTrustedCert());
    } catch (AnnotatedException e) {
        throw new CertPathValidatorException(e.getMessage(), e.getUnderlyingException(), certPath, certs.size() - 1);
    }
    // RFC 5280 - CRLs must originate from the same trust anchor as the target certificate.
    paramsPKIX = new PKIXExtendedParameters.Builder(paramsPKIX).setTrustAnchor(trust).build();
    PKIXCertRevocationChecker revocationChecker = null;
    List pathCheckers = new ArrayList();
    Iterator certIter = paramsPKIX.getCertPathCheckers().iterator();
    while (certIter.hasNext()) {
        PKIXCertPathChecker checker = (PKIXCertPathChecker) certIter.next();
        checker.init(false);
        if (checker instanceof PKIXRevocationChecker) {
            if (revocationChecker != null) {
                throw new CertPathValidatorException("only one PKIXRevocationChecker allowed");
            }
            revocationChecker = (checker instanceof PKIXCertRevocationChecker) ? (PKIXCertRevocationChecker) checker : new WrappedRevocationChecker(checker);
        } else {
            pathCheckers.add(checker);
        }
    }
    if (paramsPKIX.isRevocationEnabled() && revocationChecker == null) {
        revocationChecker = new ProvRevocationChecker(helper);
    }
    // 
    // (e), (f), (g) are part of the paramsPKIX object.
    // 
    int index = 0;
    int i;
    // Certificate for each interation of the validation loop
    // Signature information for each iteration of the validation loop
    // 
    // 6.1.2 - setup
    // 
    // 
    // (a)
    // 
    List[] policyNodes = new ArrayList[n + 1];
    for (int j = 0; j < policyNodes.length; j++) {
        policyNodes[j] = new ArrayList();
    }
    Set policySet = new HashSet();
    policySet.add(RFC3280CertPathUtilities.ANY_POLICY);
    PKIXPolicyNode validPolicyTree = new PKIXPolicyNode(new ArrayList(), 0, policySet, null, new HashSet(), RFC3280CertPathUtilities.ANY_POLICY, false);
    policyNodes[0].add(validPolicyTree);
    // 
    // (b) and (c)
    // 
    PKIXNameConstraintValidator nameConstraintValidator = new PKIXNameConstraintValidator();
    // (d)
    // 
    int explicitPolicy;
    Set acceptablePolicies = new HashSet();
    if (paramsPKIX.isExplicitPolicyRequired()) {
        explicitPolicy = 0;
    } else {
        explicitPolicy = n + 1;
    }
    // 
    // (e)
    // 
    int inhibitAnyPolicy;
    if (paramsPKIX.isAnyPolicyInhibited()) {
        inhibitAnyPolicy = 0;
    } else {
        inhibitAnyPolicy = n + 1;
    }
    // 
    // (f)
    // 
    int policyMapping;
    if (paramsPKIX.isPolicyMappingInhibited()) {
        policyMapping = 0;
    } else {
        policyMapping = n + 1;
    }
    // 
    // (g), (h), (i), (j)
    // 
    PublicKey workingPublicKey;
    X500Name workingIssuerName;
    X509Certificate sign = trust.getTrustedCert();
    try {
        if (sign != null) {
            workingIssuerName = PrincipalUtils.getSubjectPrincipal(sign);
            workingPublicKey = sign.getPublicKey();
        } else {
            workingIssuerName = PrincipalUtils.getCA(trust);
            workingPublicKey = trust.getCAPublicKey();
        }
    } catch (RuntimeException ex) {
        throw new ExtCertPathValidatorException("Subject of trust anchor could not be (re)encoded.", ex, certPath, -1);
    }
    AlgorithmIdentifier workingAlgId = null;
    try {
        workingAlgId = CertPathValidatorUtilities.getAlgorithmIdentifier(workingPublicKey);
    } catch (CertPathValidatorException e) {
        throw new ExtCertPathValidatorException("Algorithm identifier of public key of trust anchor could not be read.", e, certPath, -1);
    }
    ASN1ObjectIdentifier workingPublicKeyAlgorithm = workingAlgId.getAlgorithm();
    ASN1Encodable workingPublicKeyParameters = workingAlgId.getParameters();
    // 
    // (k)
    // 
    int maxPathLength = n;
    if (paramsPKIX.getTargetConstraints() != null && !paramsPKIX.getTargetConstraints().match((X509Certificate) certs.get(0))) {
        throw new ExtCertPathValidatorException("Target certificate in certification path does not match targetConstraints.", null, certPath, 0);
    }
    // 
    // initialize CertPathChecker's
    // 
    X509Certificate cert = null;
    for (index = certs.size() - 1; index >= 0; index--) {
        // try
        // {
        // 
        // i as defined in the algorithm description
        // 
        i = n - index;
        // 
        // set certificate to be checked in this round
        // sign and workingPublicKey and workingIssuerName are set
        // at the end of the for loop and initialized the
        // first time from the TrustAnchor
        // 
        cert = (X509Certificate) certs.get(index);
        boolean verificationAlreadyPerformed = (index == certs.size() - 1);
        try {
            checkCertificate(cert);
        } catch (AnnotatedException e) {
            throw new CertPathValidatorException(e.getMessage(), e.getUnderlyingException(), certPath, index);
        }
        // 
        // 6.1.3
        // 
        RFC3280CertPathUtilities.processCertA(certPath, paramsPKIX, validityDate, revocationChecker, index, workingPublicKey, verificationAlreadyPerformed, workingIssuerName, sign);
        RFC3280CertPathUtilities.processCertBC(certPath, index, nameConstraintValidator, isForCRLCheck);
        validPolicyTree = RFC3280CertPathUtilities.processCertD(certPath, index, acceptablePolicies, validPolicyTree, policyNodes, inhibitAnyPolicy, isForCRLCheck);
        validPolicyTree = RFC3280CertPathUtilities.processCertE(certPath, index, validPolicyTree);
        RFC3280CertPathUtilities.processCertF(certPath, index, validPolicyTree, explicitPolicy);
        // 
        if (i != n) {
            if (cert != null && cert.getVersion() == 1) {
                // we've found the trust anchor at the top of the path, ignore and keep going
                if ((i == 1) && cert.equals(trust.getTrustedCert())) {
                    continue;
                }
                throw new CertPathValidatorException("Version 1 certificates can't be used as CA ones.", null, certPath, index);
            }
            RFC3280CertPathUtilities.prepareNextCertA(certPath, index);
            validPolicyTree = RFC3280CertPathUtilities.prepareCertB(certPath, index, policyNodes, validPolicyTree, policyMapping);
            RFC3280CertPathUtilities.prepareNextCertG(certPath, index, nameConstraintValidator);
            // (h)
            explicitPolicy = RFC3280CertPathUtilities.prepareNextCertH1(certPath, index, explicitPolicy);
            policyMapping = RFC3280CertPathUtilities.prepareNextCertH2(certPath, index, policyMapping);
            inhibitAnyPolicy = RFC3280CertPathUtilities.prepareNextCertH3(certPath, index, inhibitAnyPolicy);
            // 
            // (i)
            // 
            explicitPolicy = RFC3280CertPathUtilities.prepareNextCertI1(certPath, index, explicitPolicy);
            policyMapping = RFC3280CertPathUtilities.prepareNextCertI2(certPath, index, policyMapping);
            // (j)
            inhibitAnyPolicy = RFC3280CertPathUtilities.prepareNextCertJ(certPath, index, inhibitAnyPolicy);
            // (k)
            RFC3280CertPathUtilities.prepareNextCertK(certPath, index);
            // (l)
            maxPathLength = RFC3280CertPathUtilities.prepareNextCertL(certPath, index, maxPathLength);
            // (m)
            maxPathLength = RFC3280CertPathUtilities.prepareNextCertM(certPath, index, maxPathLength);
            // (n)
            RFC3280CertPathUtilities.prepareNextCertN(certPath, index);
            Set criticalExtensions = cert.getCriticalExtensionOIDs();
            if (criticalExtensions != null) {
                criticalExtensions = new HashSet(criticalExtensions);
                // these extensions are handled by the algorithm
                criticalExtensions.remove(RFC3280CertPathUtilities.KEY_USAGE);
                criticalExtensions.remove(RFC3280CertPathUtilities.CERTIFICATE_POLICIES);
                criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_MAPPINGS);
                criticalExtensions.remove(RFC3280CertPathUtilities.INHIBIT_ANY_POLICY);
                criticalExtensions.remove(RFC3280CertPathUtilities.ISSUING_DISTRIBUTION_POINT);
                criticalExtensions.remove(RFC3280CertPathUtilities.DELTA_CRL_INDICATOR);
                criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_CONSTRAINTS);
                criticalExtensions.remove(RFC3280CertPathUtilities.BASIC_CONSTRAINTS);
                criticalExtensions.remove(RFC3280CertPathUtilities.SUBJECT_ALTERNATIVE_NAME);
                criticalExtensions.remove(RFC3280CertPathUtilities.NAME_CONSTRAINTS);
            } else {
                criticalExtensions = new HashSet();
            }
            // (o)
            RFC3280CertPathUtilities.prepareNextCertO(certPath, index, criticalExtensions, pathCheckers);
            // set signing certificate for next round
            sign = cert;
            // (c)
            workingIssuerName = PrincipalUtils.getSubjectPrincipal(sign);
            // (d)
            try {
                workingPublicKey = CertPathValidatorUtilities.getNextWorkingKey(certPath.getCertificates(), index, helper);
            } catch (CertPathValidatorException e) {
                throw new CertPathValidatorException("Next working key could not be retrieved.", e, certPath, index);
            }
            workingAlgId = CertPathValidatorUtilities.getAlgorithmIdentifier(workingPublicKey);
            // (f)
            workingPublicKeyAlgorithm = workingAlgId.getAlgorithm();
            // (e)
            workingPublicKeyParameters = workingAlgId.getParameters();
        }
    }
    // 
    // 6.1.5 Wrap-up procedure
    // 
    explicitPolicy = RFC3280CertPathUtilities.wrapupCertA(explicitPolicy, cert);
    explicitPolicy = RFC3280CertPathUtilities.wrapupCertB(certPath, index + 1, explicitPolicy);
    // 
    // (c) (d) and (e) are already done
    // 
    // 
    // (f)
    // 
    Set criticalExtensions = cert.getCriticalExtensionOIDs();
    if (criticalExtensions != null) {
        criticalExtensions = new HashSet(criticalExtensions);
        // these extensions are handled by the algorithm
        criticalExtensions.remove(RFC3280CertPathUtilities.KEY_USAGE);
        criticalExtensions.remove(RFC3280CertPathUtilities.CERTIFICATE_POLICIES);
        criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_MAPPINGS);
        criticalExtensions.remove(RFC3280CertPathUtilities.INHIBIT_ANY_POLICY);
        criticalExtensions.remove(RFC3280CertPathUtilities.ISSUING_DISTRIBUTION_POINT);
        criticalExtensions.remove(RFC3280CertPathUtilities.DELTA_CRL_INDICATOR);
        criticalExtensions.remove(RFC3280CertPathUtilities.POLICY_CONSTRAINTS);
        criticalExtensions.remove(RFC3280CertPathUtilities.BASIC_CONSTRAINTS);
        criticalExtensions.remove(RFC3280CertPathUtilities.SUBJECT_ALTERNATIVE_NAME);
        criticalExtensions.remove(RFC3280CertPathUtilities.NAME_CONSTRAINTS);
        criticalExtensions.remove(RFC3280CertPathUtilities.CRL_DISTRIBUTION_POINTS);
        criticalExtensions.remove(Extension.extendedKeyUsage.getId());
    } else {
        criticalExtensions = new HashSet();
    }
    RFC3280CertPathUtilities.wrapupCertF(certPath, index + 1, pathCheckers, criticalExtensions);
    PKIXPolicyNode intersection = RFC3280CertPathUtilities.wrapupCertG(certPath, paramsPKIX, userInitialPolicySet, index + 1, policyNodes, validPolicyTree, acceptablePolicies);
    if ((explicitPolicy > 0) || (intersection != null)) {
        return new PKIXCertPathValidatorResult(trust, intersection, cert.getPublicKey());
    }
    throw new CertPathValidatorException("Path processing failed on policy.", null, certPath, index);
}

Example 48 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project xipki by xipki.

the class XiOCSPReqBuilder method generateRequest.

private OCSPRequest generateRequest(ContentSigner contentSigner, Certificate[] chain) throws OCSPException {
    Iterator<RequestObject> it = list.iterator();
    ASN1EncodableVector requests = new ASN1EncodableVector();
    while (it.hasNext()) {
        try {
            requests.add(((RequestObject) it.next()).toRequest());
        } catch (Exception ex) {
            throw new OCSPException("exception creating Request", ex);
        }
    }
    TBSRequest tbsReq = new TBSRequest(requestorName, new DERSequence(requests), requestExtensions);
    Signature signature = null;
    if (contentSigner != null) {
        if (requestorName == null) {
            throw new OCSPException("requestorName must be specified if request is signed.");
        }
        try {
            // CHECKSTYLE:SKIP
            OutputStream sOut = contentSigner.getOutputStream();
            sOut.write(tbsReq.getEncoded(ASN1Encoding.DER));
            sOut.close();
        } catch (Exception ex) {
            throw new OCSPException("exception processing TBSRequest: " + ex, ex);
        }
        DERBitString bitSig = new DERBitString(contentSigner.getSignature());
        AlgorithmIdentifier sigAlgId = contentSigner.getAlgorithmIdentifier();
        if (chain != null && chain.length > 0) {
            ASN1EncodableVector vec = new ASN1EncodableVector();
            for (int i = 0; i != chain.length; i++) {
                vec.add(chain[i]);
            }
            signature = new Signature(sigAlgId, bitSig, new DERSequence(vec));
        } else {
            signature = new Signature(sigAlgId, bitSig);
        }
    }
    return new OCSPRequest(tbsReq, signature);
}

Example 49 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class OCSPReq method isSignatureValid.

/**
 * verify the signature against the TBSRequest object we contain.
 */
public boolean isSignatureValid(ContentVerifierProvider verifierProvider) throws OCSPException {
    if (!this.isSigned()) {
        throw new OCSPException("attempt to verify signature on unsigned object");
    }
    try {
        ContentVerifier verifier = verifierProvider.get(req.getOptionalSignature().getSignatureAlgorithm());
        OutputStream sOut = verifier.getOutputStream();
        sOut.write(req.getTbsRequest().getEncoded(ASN1Encoding.DER));
        return verifier.verify(this.getSignature());
    } catch (Exception e) {
        throw new OCSPException("exception processing signature: " + e, e);
    }
}

Example 50 with Signature

use of com.github.zhenwei.core.asn1.ocsp.Signature in project LinLong-Java by zhenwei1108.

the class OCSPReqBuilder method generateRequest.

private OCSPReq generateRequest(ContentSigner contentSigner, X509CertificateHolder[] chain) throws OCSPException {
    Iterator it = list.iterator();
    ASN1EncodableVector requests = new ASN1EncodableVector();
    while (it.hasNext()) {
        try {
            requests.add(((RequestObject) it.next()).toRequest());
        } catch (Exception e) {
            throw new OCSPException("exception creating Request", e);
        }
    }
    TBSRequest tbsReq = new TBSRequest(requestorName, new DERSequence(requests), requestExtensions);
    Signature signature = null;
    if (contentSigner != null) {
        if (requestorName == null) {
            throw new OCSPException("requestorName must be specified if request is signed.");
        }
        try {
            OutputStream sOut = contentSigner.getOutputStream();
            sOut.write(tbsReq.getEncoded(ASN1Encoding.DER));
            sOut.close();
        } catch (Exception e) {
            throw new OCSPException("exception processing TBSRequest: " + e, e);
        }
        DERBitString bitSig = new DERBitString(contentSigner.getSignature());
        AlgorithmIdentifier sigAlgId = contentSigner.getAlgorithmIdentifier();
        if (chain != null && chain.length > 0) {
            ASN1EncodableVector v = new ASN1EncodableVector();
            for (int i = 0; i != chain.length; i++) {
                v.add(chain[i].toASN1Structure());
            }
            signature = new Signature(sigAlgId, bitSig, new DERSequence(v));
        } else {
            signature = new Signature(sigAlgId, bitSig);
        }
    }
    return new OCSPReq(new OCSPRequest(tbsReq, signature));
}