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

Example 36 with AccessDescription

use of com.github.zhenwei.core.asn1.x509.AccessDescription in project keycloak by keycloak.

the class OCSPUtils method getResponderURIs.

/**
 * Extracts OCSP responder URI from X509 AIA v3 extension, if available. There can be
 * multiple responder URIs encoded in the certificate.
 * @param cert
 * @return a list of available responder URIs.
 * @throws CertificateEncodingException
 */
private static List<String> getResponderURIs(X509Certificate cert) throws CertificateEncodingException {
    LinkedList<String> responderURIs = new LinkedList<>();
    JcaX509CertificateHolder holder = new JcaX509CertificateHolder(cert);
    Extension aia = holder.getExtension(Extension.authorityInfoAccess);
    if (aia != null) {
        try {
            ASN1InputStream in = new ASN1InputStream(aia.getExtnValue().getOctetStream());
            ASN1Sequence seq = (ASN1Sequence) in.readObject();
            AuthorityInformationAccess authorityInfoAccess = AuthorityInformationAccess.getInstance(seq);
            for (AccessDescription ad : authorityInfoAccess.getAccessDescriptions()) {
                if (ad.getAccessMethod().equals(AccessDescription.id_ad_ocsp)) {
                    // See https://www.ietf.org/rfc/rfc2560.txt, 3.1 Certificate Content
                    if (ad.getAccessLocation().getTagNo() == GeneralName.uniformResourceIdentifier) {
                        DERIA5String value = DERIA5String.getInstance(ad.getAccessLocation().getName());
                        responderURIs.add(value.getString());
                    }
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return responderURIs;
}

Example 37 with AccessDescription

use of com.github.zhenwei.core.asn1.x509.AccessDescription in project jans by JanssenProject.

the class OCSPCertificateVerifier method getOCSPUrl.

@SuppressWarnings({ "deprecation", "resource" })
private String getOCSPUrl(X509Certificate certificate) throws IOException {
    ASN1Primitive obj;
    try {
        obj = getExtensionValue(certificate, Extension.authorityInfoAccess.getId());
    } catch (IOException ex) {
        log.error("Failed to get OCSP URL", ex);
        return null;
    }
    if (obj == null) {
        return null;
    }
    AuthorityInformationAccess authorityInformationAccess = AuthorityInformationAccess.getInstance(obj);
    AccessDescription[] accessDescriptions = authorityInformationAccess.getAccessDescriptions();
    for (AccessDescription accessDescription : accessDescriptions) {
        boolean correctAccessMethod = accessDescription.getAccessMethod().equals(X509ObjectIdentifiers.ocspAccessMethod);
        if (!correctAccessMethod) {
            continue;
        }
        GeneralName name = accessDescription.getAccessLocation();
        if (name.getTagNo() != GeneralName.uniformResourceIdentifier) {
            continue;
        }
        DERIA5String derStr = DERIA5String.getInstance((ASN1TaggedObject) name.toASN1Primitive(), false);
        return derStr.getString();
    }
    return null;
}

Example 38 with AccessDescription

use of com.github.zhenwei.core.asn1.x509.AccessDescription in project LinLong-Java by zhenwei1108.

the class ProvOcspRevocationChecker method getOcspResponderURI.

static URI getOcspResponderURI(X509Certificate cert) {
    byte[] extValue = cert.getExtensionValue(com.github.zhenwei.core.asn1.x509.Extension.authorityInfoAccess.getId());
    if (extValue == null) {
        return null;
    } else {
        AuthorityInformationAccess aiAccess = AuthorityInformationAccess.getInstance(ASN1OctetString.getInstance(extValue).getOctets());
        AccessDescription[] descriptions = aiAccess.getAccessDescriptions();
        for (int i = 0; i != descriptions.length; i++) {
            AccessDescription aDesc = descriptions[i];
            if (AccessDescription.id_ad_ocsp.equals(aDesc.getAccessMethod())) {
                GeneralName name = aDesc.getAccessLocation();
                if (name.getTagNo() == GeneralName.uniformResourceIdentifier) {
                    try {
                        return new URI(((ASN1String) name.getName()).getString());
                    } catch (URISyntaxException e) {
                    // ignore...
                    }
                }
            }
        }
        return null;
    }
}

Example 39 with AccessDescription

use of com.github.zhenwei.core.asn1.x509.AccessDescription in project X-Road by nordic-institute.

the class CertUtils method getOcspResponderUriFromCert.

/**
 * @param subject certificate from which to get the OCSP responder URI
 * @return OCSP responder URI from given certificate.
 * @throws IOException if an I/O error occurred
 */
public static String getOcspResponderUriFromCert(X509Certificate subject) throws IOException {
    final byte[] extensionValue = subject.getExtensionValue(Extension.authorityInfoAccess.toString());
    if (extensionValue != null) {
        ASN1Primitive derObject = toDERObject(extensionValue);
        if (derObject instanceof DEROctetString) {
            DEROctetString derOctetString = (DEROctetString) derObject;
            derObject = toDERObject(derOctetString.getOctets());
            AuthorityInformationAccess authorityInformationAccess = AuthorityInformationAccess.getInstance(derObject);
            AccessDescription[] descriptions = authorityInformationAccess.getAccessDescriptions();
            for (AccessDescription desc : descriptions) {
                if (desc.getAccessMethod().equals(AccessDescription.id_ad_ocsp)) {
                    GeneralName generalName = desc.getAccessLocation();
                    return generalName.getName().toString();
                }
            }
        }
    }
    return null;
}