Examples with ASN1InputStream org.bouncycastle.asn1.ASN1InputStream used on opensource projects

Example 26 with ASN1InputStream

use of org.bouncycastle.asn1.ASN1InputStream in project robovm by robovm.

the class CertPathValidatorUtilities method getCRLIssuersFromDistributionPoint.

/**
     * Add the CRL issuers from the cRLIssuer field of the distribution point or
     * from the certificate if not given to the issuer criterion of the
     * <code>selector</code>.
     * <p/>
     * The <code>issuerPrincipals</code> are a collection with a single
     * <code>X500Principal</code> for <code>X509Certificate</code>s. For
     * {@link X509AttributeCertificate}s the issuer may contain more than one
     * <code>X500Principal</code>.
     *
     * @param dp               The distribution point.
     * @param issuerPrincipals The issuers of the certificate or attribute
     *                         certificate which contains the distribution point.
     * @param selector         The CRL selector.
     * @param pkixParams       The PKIX parameters containing the cert stores.
     * @throws AnnotatedException if an exception occurs while processing.
     * @throws ClassCastException if <code>issuerPrincipals</code> does not
     * contain only <code>X500Principal</code>s.
     */
protected static void getCRLIssuersFromDistributionPoint(DistributionPoint dp, Collection issuerPrincipals, X509CRLSelector selector, ExtendedPKIXParameters pkixParams) throws AnnotatedException {
    List issuers = new ArrayList();
    // indirect CRL
    if (dp.getCRLIssuer() != null) {
        GeneralName[] genNames = dp.getCRLIssuer().getNames();
        // look for a DN
        for (int j = 0; j < genNames.length; j++) {
            if (genNames[j].getTagNo() == GeneralName.directoryName) {
                try {
                    issuers.add(new X500Principal(genNames[j].getName().toASN1Primitive().getEncoded()));
                } catch (IOException e) {
                    throw new AnnotatedException("CRL issuer information from distribution point cannot be decoded.", e);
                }
            }
        }
    } else {
        /*
             * certificate issuer is CRL issuer, distributionPoint field MUST be
             * present.
             */
        if (dp.getDistributionPoint() == null) {
            throw new AnnotatedException("CRL issuer is omitted from distribution point but no distributionPoint field present.");
        }
        // add and check issuer principals
        for (Iterator it = issuerPrincipals.iterator(); it.hasNext(); ) {
            issuers.add((X500Principal) it.next());
        }
    }
    // TODO: is not found although this should correctly add the rel name. selector of Sun is buggy here or PKI test case is invalid
    // distributionPoint
    //        if (dp.getDistributionPoint() != null)
    //        {
    //            // look for nameRelativeToCRLIssuer
    //            if (dp.getDistributionPoint().getType() == DistributionPointName.NAME_RELATIVE_TO_CRL_ISSUER)
    //            {
    //                // append fragment to issuer, only one
    //                // issuer can be there, if this is given
    //                if (issuers.size() != 1)
    //                {
    //                    throw new AnnotatedException(
    //                        "nameRelativeToCRLIssuer field is given but more than one CRL issuer is given.");
    //                }
    //                ASN1Encodable relName = dp.getDistributionPoint().getName();
    //                Iterator it = issuers.iterator();
    //                List issuersTemp = new ArrayList(issuers.size());
    //                while (it.hasNext())
    //                {
    //                    Enumeration e = null;
    //                    try
    //                    {
    //                        e = ASN1Sequence.getInstance(
    //                            new ASN1InputStream(((X500Principal) it.next())
    //                                .getEncoded()).readObject()).getObjects();
    //                    }
    //                    catch (IOException ex)
    //                    {
    //                        throw new AnnotatedException(
    //                            "Cannot decode CRL issuer information.", ex);
    //                    }
    //                    ASN1EncodableVector v = new ASN1EncodableVector();
    //                    while (e.hasMoreElements())
    //                    {
    //                        v.add((ASN1Encodable) e.nextElement());
    //                    }
    //                    v.add(relName);
    //                    issuersTemp.add(new X500Principal(new DERSequence(v)
    //                        .getDEREncoded()));
    //                }
    //                issuers.clear();
    //                issuers.addAll(issuersTemp);
    //            }
    //        }
    Iterator it = issuers.iterator();
    while (it.hasNext()) {
        try {
            selector.addIssuerName(((X500Principal) it.next()).getEncoded());
        } catch (IOException ex) {
            throw new AnnotatedException("Cannot decode CRL issuer information.", ex);
        }
    }
}

Example 27 with ASN1InputStream

use of org.bouncycastle.asn1.ASN1InputStream in project robovm by robovm.

the class X509CertificateObject method toString.

public String toString() {
    StringBuffer buf = new StringBuffer();
    String nl = System.getProperty("line.separator");
    buf.append("  [0]         Version: ").append(this.getVersion()).append(nl);
    buf.append("         SerialNumber: ").append(this.getSerialNumber()).append(nl);
    buf.append("             IssuerDN: ").append(this.getIssuerDN()).append(nl);
    buf.append("           Start Date: ").append(this.getNotBefore()).append(nl);
    buf.append("           Final Date: ").append(this.getNotAfter()).append(nl);
    buf.append("            SubjectDN: ").append(this.getSubjectDN()).append(nl);
    buf.append("           Public Key: ").append(this.getPublicKey()).append(nl);
    buf.append("  Signature Algorithm: ").append(this.getSigAlgName()).append(nl);
    byte[] sig = this.getSignature();
    buf.append("            Signature: ").append(new String(Hex.encode(sig, 0, 20))).append(nl);
    for (int i = 20; i < sig.length; i += 20) {
        if (i < sig.length - 20) {
            buf.append("                       ").append(new String(Hex.encode(sig, i, 20))).append(nl);
        } else {
            buf.append("                       ").append(new String(Hex.encode(sig, i, sig.length - i))).append(nl);
        }
    }
    Extensions extensions = c.getTBSCertificate().getExtensions();
    if (extensions != null) {
        Enumeration e = extensions.oids();
        if (e.hasMoreElements()) {
            buf.append("       Extensions: \n");
        }
        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.basicConstraints)) {
                        buf.append(BasicConstraints.getInstance(dIn.readObject())).append(nl);
                    } else if (oid.equals(Extension.keyUsage)) {
                        buf.append(KeyUsage.getInstance(dIn.readObject())).append(nl);
                    } else if (oid.equals(MiscObjectIdentifiers.netscapeCertType)) {
                        buf.append(new NetscapeCertType((DERBitString) dIn.readObject())).append(nl);
                    } else if (oid.equals(MiscObjectIdentifiers.netscapeRevocationURL)) {
                        buf.append(new NetscapeRevocationURL((DERIA5String) dIn.readObject())).append(nl);
                    } else if (oid.equals(MiscObjectIdentifiers.verisignCzagExtension)) {
                        buf.append(new VerisignCzagExtension((DERIA5String) dIn.readObject())).append(nl);
                    } else {
                        buf.append(oid.getId());
                        buf.append(" value = ").append(ASN1Dump.dumpAsString(dIn.readObject())).append(nl);
                    //buf.append(" value = ").append("*****").append(nl);
                    }
                } catch (Exception ex) {
                    buf.append(oid.getId());
                    //     buf.append(" value = ").append(new String(Hex.encode(ext.getExtnValue().getOctets()))).append(nl);
                    buf.append(" value = ").append("*****").append(nl);
                }
            } else {
                buf.append(nl);
            }
        }
    }
    return buf.toString();
}

Example 28 with ASN1InputStream

use of org.bouncycastle.asn1.ASN1InputStream in project felix by apache.

the class CertificateUtil method createSelfSignedCert.

private static X509Certificate createSelfSignedCert(String commonName, KeyPair keypair) throws Exception {
    PublicKey publicKey = keypair.getPublic();
    String keyAlg = DPSigner.getSignatureAlgorithm(publicKey);
    X500Name issuer = new X500Name(commonName);
    BigInteger serial = BigInteger.probablePrime(16, new Random());
    Date notBefore = new Date(System.currentTimeMillis() - 1000);
    Date notAfter = new Date(notBefore.getTime() + 6000);
    SubjectPublicKeyInfo pubKeyInfo;
    try (ASN1InputStream is = new ASN1InputStream(publicKey.getEncoded())) {
        pubKeyInfo = SubjectPublicKeyInfo.getInstance(is.readObject());
    }
    X509v3CertificateBuilder builder = new X509v3CertificateBuilder(issuer, serial, notBefore, notAfter, issuer, pubKeyInfo);
    builder.addExtension(new Extension(Extension.basicConstraints, true, new DEROctetString(new BasicConstraints(false))));
    X509CertificateHolder certHolder = builder.build(new JcaContentSignerBuilder(keyAlg).build(keypair.getPrivate()));
    return new JcaX509CertificateConverter().getCertificate(certHolder);
}

Example 29 with ASN1InputStream

use of org.bouncycastle.asn1.ASN1InputStream in project android_frameworks_base by crdroidandroid.

the class AndroidKeyStoreKeyPairGeneratorSpi method generateSelfSignedCertificateWithFakeSignature.

@SuppressWarnings("deprecation")
private X509Certificate generateSelfSignedCertificateWithFakeSignature(PublicKey publicKey) throws IOException, CertificateParsingException {
    V3TBSCertificateGenerator tbsGenerator = new V3TBSCertificateGenerator();
    ASN1ObjectIdentifier sigAlgOid;
    AlgorithmIdentifier sigAlgId;
    byte[] signature;
    switch(mKeymasterAlgorithm) {
        case KeymasterDefs.KM_ALGORITHM_EC:
            sigAlgOid = X9ObjectIdentifiers.ecdsa_with_SHA256;
            sigAlgId = new AlgorithmIdentifier(sigAlgOid);
            ASN1EncodableVector v = new ASN1EncodableVector();
            v.add(new DERInteger(0));
            v.add(new DERInteger(0));
            signature = new DERSequence().getEncoded();
            break;
        case KeymasterDefs.KM_ALGORITHM_RSA:
            sigAlgOid = PKCSObjectIdentifiers.sha256WithRSAEncryption;
            sigAlgId = new AlgorithmIdentifier(sigAlgOid, DERNull.INSTANCE);
            signature = new byte[1];
            break;
        default:
            throw new ProviderException("Unsupported key algorithm: " + mKeymasterAlgorithm);
    }
    try (ASN1InputStream publicKeyInfoIn = new ASN1InputStream(publicKey.getEncoded())) {
        tbsGenerator.setSubjectPublicKeyInfo(SubjectPublicKeyInfo.getInstance(publicKeyInfoIn.readObject()));
    }
    tbsGenerator.setSerialNumber(new ASN1Integer(mSpec.getCertificateSerialNumber()));
    X509Principal subject = new X509Principal(mSpec.getCertificateSubject().getEncoded());
    tbsGenerator.setSubject(subject);
    tbsGenerator.setIssuer(subject);
    tbsGenerator.setStartDate(new Time(mSpec.getCertificateNotBefore()));
    tbsGenerator.setEndDate(new Time(mSpec.getCertificateNotAfter()));
    tbsGenerator.setSignature(sigAlgId);
    TBSCertificate tbsCertificate = tbsGenerator.generateTBSCertificate();
    ASN1EncodableVector result = new ASN1EncodableVector();
    result.add(tbsCertificate);
    result.add(sigAlgId);
    result.add(new DERBitString(signature));
    return new X509CertificateObject(Certificate.getInstance(new DERSequence(result)));
}

Example 30 with ASN1InputStream

use of org.bouncycastle.asn1.ASN1InputStream in project android_packages_apps_Settings by LineageOS.

the class CredentialStorage method isHardwareBackedKey.

private boolean isHardwareBackedKey(byte[] keyData) {
    try {
        ASN1InputStream bIn = new ASN1InputStream(new ByteArrayInputStream(keyData));
        PrivateKeyInfo pki = PrivateKeyInfo.getInstance(bIn.readObject());
        String algOid = pki.getAlgorithmId().getAlgorithm().getId();
        String algName = new AlgorithmId(new ObjectIdentifier(algOid)).getName();
        return KeyChain.isBoundKeyAlgorithm(algName);
    } catch (IOException e) {
        Log.e(TAG, "Failed to parse key data");
        return false;
    }
}