Examples with ASN1ObjectIdentifier com.github.zhenwei.core.asn1.ASN1ObjectIdentifier used on opensource projects

Example 56 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project pdf-sign-check by spapas.

the class TSAClient method getTimeStampToken.

/**
 * @param content
 * @return the time stamp token
 * @throws IOException if there was an error with the connection or data from the TSA server,
 *                     or if the time stamp response could not be validated
 */
public TimeStampToken getTimeStampToken(InputStream content) throws IOException {
    digest.reset();
    DigestInputStream dis = new DigestInputStream(content, digest);
    while (dis.read() != -1) {
    // do nothing
    }
    byte[] hash = digest.digest();
    // 32-bit cryptographic nonce
    int nonce = RANDOM.nextInt();
    // generate TSA request
    TimeStampRequestGenerator tsaGenerator = new TimeStampRequestGenerator();
    tsaGenerator.setCertReq(true);
    ASN1ObjectIdentifier oid = ALGORITHM_OID_FINDER.find(digest.getAlgorithm()).getAlgorithm();
    TimeStampRequest request = tsaGenerator.generate(oid, hash, BigInteger.valueOf(nonce));
    // get TSA response
    byte[] tsaResponse = getTSAResponse(request.getEncoded());
    TimeStampResponse response;
    try {
        response = new TimeStampResponse(tsaResponse);
        response.validate(request);
    } catch (TSPException e) {
        throw new IOException(e);
    }
    TimeStampToken timeStampToken = response.getTimeStampToken();
    if (timeStampToken == null) {
        // https://www.ietf.org/rfc/rfc3161.html#section-2.4.2
        throw new IOException("Response from " + url + " does not have a time stamp token, status: " + response.getStatus() + " (" + response.getStatusString() + ")");
    }
    return timeStampToken;
}

Example 57 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project pdf-sign-check by spapas.

the class ValidationTimeStamp method signTimeStamp.

/**
 * Extend CMS Signer Information with the TimeStampToken into the unsigned Attributes.
 *
 * @param signer information about signer
 * @return information about SignerInformation
 * @throws IOException
 */
private SignerInformation signTimeStamp(SignerInformation signer) throws IOException {
    AttributeTable unsignedAttributes = signer.getUnsignedAttributes();
    ASN1EncodableVector vector = new ASN1EncodableVector();
    if (unsignedAttributes != null) {
        vector = unsignedAttributes.toASN1EncodableVector();
    }
    TimeStampToken timeStampToken = tsaClient.getTimeStampToken(new ByteArrayInputStream(signer.getSignature()));
    byte[] token = timeStampToken.getEncoded();
    ASN1ObjectIdentifier oid = PKCSObjectIdentifiers.id_aa_signatureTimeStampToken;
    ASN1Encodable signatureTimeStamp = new Attribute(oid, new DERSet(ASN1Primitive.fromByteArray(token)));
    vector.add(signatureTimeStamp);
    Attributes signedAttributes = new Attributes(vector);
    // see source code of replaceUnsignedAttributes
    return SignerInformation.replaceUnsignedAttributes(signer, new AttributeTable(signedAttributes));
}

Example 58 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project Falcon-File-Transfer-Optimizer by arif-zaman.

the class X509ProxyCertPathValidator method checkProxyConstraints.

@SuppressWarnings("unused")
protected void checkProxyConstraints(TBSCertificateStructure proxy, TBSCertificateStructure issuer, X509Certificate checkedProxy) throws CertPathValidatorException, IOException {
    X509Extensions extensions;
    ASN1ObjectIdentifier oid;
    X509Extension proxyExtension;
    X509Extension proxyKeyUsage = null;
    extensions = proxy.getExtensions();
    if (extensions != null) {
        Enumeration e = extensions.oids();
        while (e.hasMoreElements()) {
            oid = (ASN1ObjectIdentifier) e.nextElement();
            proxyExtension = extensions.getExtension(oid);
            if (oid.equals(X509Extension.subjectAlternativeName) || oid.equals(X509Extension.issuerAlternativeName)) {
                // No Alt name extensions - 3.2 & 3.5
                throw new CertPathValidatorException("Proxy violation: no Subject or Issuer Alternative Name");
            } else if (oid.equals(X509Extension.basicConstraints)) {
                // Basic Constraint must not be true - 3.8
                BasicConstraints basicExt = CertificateUtil.getBasicConstraints(proxyExtension);
                if (basicExt.isCA()) {
                    throw new CertPathValidatorException("Proxy violation: Basic Constraint CA is set to true");
                }
            } else if (oid.equals(X509Extension.keyUsage)) {
                proxyKeyUsage = proxyExtension;
            }
        }
    }
    extensions = issuer.getExtensions();
    if (extensions != null) {
        Enumeration e = extensions.oids();
        while (e.hasMoreElements()) {
            oid = (ASN1ObjectIdentifier) e.nextElement();
            proxyExtension = extensions.getExtension(oid);
            checkExtension(oid, proxyExtension, proxyKeyUsage);
        }
    }
}

Example 59 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project Falcon-File-Transfer-Optimizer by arif-zaman.

the class CertificateUtil method processCriticalExtension.

private static GSIConstants.CertificateType processCriticalExtension(X509Extension ext, boolean gsi4) {
    GSIConstants.CertificateType type;
    ProxyCertInfo proxyCertExt = ProxyCertificateUtil.getProxyCertInfo(ext);
    ProxyPolicy proxyPolicy = proxyCertExt.getProxyPolicy();
    ASN1ObjectIdentifier oid = proxyPolicy.getPolicyLanguage();
    if (ProxyPolicy.IMPERSONATION.equals(oid)) {
        if (gsi4) {
            type = GSIConstants.CertificateType.GSI_4_IMPERSONATION_PROXY;
        } else {
            type = GSIConstants.CertificateType.GSI_3_IMPERSONATION_PROXY;
        }
    } else if (ProxyPolicy.INDEPENDENT.equals(oid)) {
        if (gsi4) {
            type = GSIConstants.CertificateType.GSI_4_INDEPENDENT_PROXY;
        } else {
            type = GSIConstants.CertificateType.GSI_3_INDEPENDENT_PROXY;
        }
    } else if (ProxyPolicy.LIMITED.equals(oid)) {
        if (gsi4) {
            type = GSIConstants.CertificateType.GSI_4_LIMITED_PROXY;
        } else {
            type = GSIConstants.CertificateType.GSI_3_LIMITED_PROXY;
        }
    } else {
        if (gsi4) {
            type = GSIConstants.CertificateType.GSI_4_RESTRICTED_PROXY;
        } else {
            type = GSIConstants.CertificateType.GSI_3_RESTRICTED_PROXY;
        }
    }
    return type;
}

Example 60 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project Falcon-File-Transfer-Optimizer by arif-zaman.

the class X509NameHelper method toString.

private static String toString(ASN1Sequence seq) {
    if (seq == null) {
        return null;
    }
    Enumeration e = seq.getObjects();
    StringBuffer buf = new StringBuffer();
    while (e.hasMoreElements()) {
        ASN1Set set = (ASN1Set) e.nextElement();
        Enumeration ee = set.getObjects();
        buf.append('/');
        while (ee.hasMoreElements()) {
            ASN1Sequence s = (ASN1Sequence) ee.nextElement();
            ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier) s.getObjectAt(0);
            String sym = (String) X509Name.DefaultSymbols.get(oid);
            if (sym == null) {
                buf.append(oid.getId());
            } else {
                buf.append(sym);
            }
            buf.append('=');
            buf.append(((ASN1String) s.getObjectAt(1)).getString());
            if (ee.hasMoreElements()) {
                buf.append('+');
            }
        }
    }
    return buf.toString();
}