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

Example 1 with DERSequence

use of org.bouncycastle.asn1.DERSequence in project OpenAttestation by OpenAttestation.

the class UTF8NameValueSequence method toASN1Object.

@Override
public DERObject toASN1Object() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(name);
    v.add(values);
    return new DERSequence(v);
}

Example 2 with DERSequence

use of org.bouncycastle.asn1.DERSequence in project Openfire by igniterealtime.

the class CertificateManager method createX509V3Certificate.

/**
     * Creates an X509 version3 certificate.
     *
     * @param kp           KeyPair that keeps the public and private keys for the new certificate.
     * @param days       time to live
     * @param issuerBuilder     IssuerDN builder
     * @param subjectBuilder    SubjectDN builder
     * @param domain       Domain of the server.
     * @param signAlgoritm Signature algorithm. This can be either a name or an OID.
     * @return X509 V3 Certificate
     * @throws GeneralSecurityException
     * @throws IOException
     */
public static synchronized X509Certificate createX509V3Certificate(KeyPair kp, int days, X500NameBuilder issuerBuilder, X500NameBuilder subjectBuilder, String domain, String signAlgoritm) throws GeneralSecurityException, IOException {
    PublicKey pubKey = kp.getPublic();
    PrivateKey privKey = kp.getPrivate();
    byte[] serno = new byte[8];
    SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
    random.setSeed((new Date().getTime()));
    random.nextBytes(serno);
    BigInteger serial = (new java.math.BigInteger(serno)).abs();
    X500Name issuerDN = issuerBuilder.build();
    X500Name subjectDN = subjectBuilder.build();
    // builder
    JcaX509v3CertificateBuilder certBuilder = new //
    JcaX509v3CertificateBuilder(//
    issuerDN, //
    serial, //
    new Date(), //
    new Date(System.currentTimeMillis() + days * (1000L * 60 * 60 * 24)), //
    subjectDN, //
    pubKey);
    // add subjectAlternativeName extension
    boolean critical = subjectDN.getRDNs().length == 0;
    ASN1Sequence othernameSequence = new DERSequence(new ASN1Encodable[] { new ASN1ObjectIdentifier("1.3.6.1.5.5.7.8.5"), new DERUTF8String(domain) });
    GeneralName othernameGN = new GeneralName(GeneralName.otherName, othernameSequence);
    GeneralNames subjectAltNames = new GeneralNames(new GeneralName[] { othernameGN });
    certBuilder.addExtension(Extension.subjectAlternativeName, critical, subjectAltNames);
    // add keyIdentifiers extensions
    JcaX509ExtensionUtils utils = new JcaX509ExtensionUtils();
    certBuilder.addExtension(Extension.subjectKeyIdentifier, false, utils.createSubjectKeyIdentifier(pubKey));
    certBuilder.addExtension(Extension.authorityKeyIdentifier, false, utils.createAuthorityKeyIdentifier(pubKey));
    try {
        // build the certificate
        ContentSigner signer = new JcaContentSignerBuilder(signAlgoritm).build(privKey);
        X509CertificateHolder cert = certBuilder.build(signer);
        // verify the validity
        if (!cert.isValidOn(new Date())) {
            throw new GeneralSecurityException("Certificate validity not valid");
        }
        // verify the signature (self-signed)
        ContentVerifierProvider verifierProvider = new JcaContentVerifierProviderBuilder().build(pubKey);
        if (!cert.isSignatureValid(verifierProvider)) {
            throw new GeneralSecurityException("Certificate signature not valid");
        }
        return new JcaX509CertificateConverter().getCertificate(cert);
    } catch (OperatorCreationException | CertException e) {
        throw new GeneralSecurityException(e);
    }
}

Example 3 with DERSequence

use of org.bouncycastle.asn1.DERSequence in project XobotOS by xamarin.

the class PKIXCertPath method getEncoded.

/**
     * Returns the encoded form of this certification path, using
     * the specified encoding.
     *
     * @param encoding the name of the encoding to use
     * @return the encoded bytes
     * @exception CertificateEncodingException if an encoding error
     * occurs or the encoding requested is not supported
     *
     **/
public byte[] getEncoded(String encoding) throws CertificateEncodingException {
    if (encoding.equalsIgnoreCase("PkiPath")) {
        ASN1EncodableVector v = new ASN1EncodableVector();
        ListIterator iter = certificates.listIterator(certificates.size());
        while (iter.hasPrevious()) {
            v.add(toASN1Object((X509Certificate) iter.previous()));
        }
        return toDEREncoded(new DERSequence(v));
    } else if (encoding.equalsIgnoreCase("PKCS7")) {
        ContentInfo encInfo = new ContentInfo(PKCSObjectIdentifiers.data, null);
        ASN1EncodableVector v = new ASN1EncodableVector();
        for (int i = 0; i != certificates.size(); i++) {
            v.add(toASN1Object((X509Certificate) certificates.get(i)));
        }
        SignedData sd = new SignedData(new DERInteger(1), new DERSet(), encInfo, new DERSet(v), null, new DERSet());
        return toDEREncoded(new ContentInfo(PKCSObjectIdentifiers.signedData, sd));
    } else // BEGIN android-removed
    // else if (encoding.equalsIgnoreCase("PEM"))
    // {
    //     ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    //     PEMWriter             pWrt = new PEMWriter(new OutputStreamWriter(bOut));
    //
    //     try
    //     {
    //         for (int i = 0; i != certificates.size(); i++)
    //         {
    //             pWrt.writeObject(certificates.get(i));
    //         }
    //     
    //         pWrt.close();
    //     }
    //     catch (Exception e)
    //     {
    //         throw new CertificateEncodingException("can't encode certificate for PEM encoded path");
    //     }
    //
    //     return bOut.toByteArray();
    // }
    // END android-removed
    {
        throw new CertificateEncodingException("unsupported encoding: " + encoding);
    }
}

Example 4 with DERSequence

use of org.bouncycastle.asn1.DERSequence in project XobotOS by xamarin.

the class JDKPKCS12KeyStore method doStore.

private void doStore(OutputStream stream, char[] password, boolean useDEREncoding) throws IOException {
    if (password == null) {
        throw new NullPointerException("No password supplied for PKCS#12 KeyStore.");
    }
    //
    // handle the key
    //
    ASN1EncodableVector keyS = new ASN1EncodableVector();
    Enumeration ks = keys.keys();
    while (ks.hasMoreElements()) {
        byte[] kSalt = new byte[SALT_SIZE];
        random.nextBytes(kSalt);
        String name = (String) ks.nextElement();
        PrivateKey privKey = (PrivateKey) keys.get(name);
        PKCS12PBEParams kParams = new PKCS12PBEParams(kSalt, MIN_ITERATIONS);
        byte[] kBytes = wrapKey(keyAlgorithm.getId(), privKey, kParams, password);
        AlgorithmIdentifier kAlgId = new AlgorithmIdentifier(keyAlgorithm, kParams.getDERObject());
        org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo kInfo = new org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo(kAlgId, kBytes);
        boolean attrSet = false;
        ASN1EncodableVector kName = new ASN1EncodableVector();
        if (privKey instanceof PKCS12BagAttributeCarrier) {
            PKCS12BagAttributeCarrier bagAttrs = (PKCS12BagAttributeCarrier) privKey;
            //
            // make sure we are using the local alias on store
            //
            DERBMPString nm = (DERBMPString) bagAttrs.getBagAttribute(pkcs_9_at_friendlyName);
            if (nm == null || !nm.getString().equals(name)) {
                bagAttrs.setBagAttribute(pkcs_9_at_friendlyName, new DERBMPString(name));
            }
            //
            if (bagAttrs.getBagAttribute(pkcs_9_at_localKeyId) == null) {
                Certificate ct = engineGetCertificate(name);
                bagAttrs.setBagAttribute(pkcs_9_at_localKeyId, createSubjectKeyId(ct.getPublicKey()));
            }
            Enumeration e = bagAttrs.getBagAttributeKeys();
            while (e.hasMoreElements()) {
                DERObjectIdentifier oid = (DERObjectIdentifier) e.nextElement();
                ASN1EncodableVector kSeq = new ASN1EncodableVector();
                kSeq.add(oid);
                kSeq.add(new DERSet(bagAttrs.getBagAttribute(oid)));
                attrSet = true;
                kName.add(new DERSequence(kSeq));
            }
        }
        if (!attrSet) {
            //
            // set a default friendly name (from the key id) and local id
            //
            ASN1EncodableVector kSeq = new ASN1EncodableVector();
            Certificate ct = engineGetCertificate(name);
            kSeq.add(pkcs_9_at_localKeyId);
            kSeq.add(new DERSet(createSubjectKeyId(ct.getPublicKey())));
            kName.add(new DERSequence(kSeq));
            kSeq = new ASN1EncodableVector();
            kSeq.add(pkcs_9_at_friendlyName);
            kSeq.add(new DERSet(new DERBMPString(name)));
            kName.add(new DERSequence(kSeq));
        }
        SafeBag kBag = new SafeBag(pkcs8ShroudedKeyBag, kInfo.getDERObject(), new DERSet(kName));
        keyS.add(kBag);
    }
    byte[] keySEncoded = new DERSequence(keyS).getDEREncoded();
    BERConstructedOctetString keyString = new BERConstructedOctetString(keySEncoded);
    //
    // certificate processing
    //
    byte[] cSalt = new byte[SALT_SIZE];
    random.nextBytes(cSalt);
    ASN1EncodableVector certSeq = new ASN1EncodableVector();
    PKCS12PBEParams cParams = new PKCS12PBEParams(cSalt, MIN_ITERATIONS);
    AlgorithmIdentifier cAlgId = new AlgorithmIdentifier(certAlgorithm, cParams.getDERObject());
    Hashtable doneCerts = new Hashtable();
    Enumeration cs = keys.keys();
    while (cs.hasMoreElements()) {
        try {
            String name = (String) cs.nextElement();
            Certificate cert = engineGetCertificate(name);
            boolean cAttrSet = false;
            CertBag cBag = new CertBag(x509Certificate, new DEROctetString(cert.getEncoded()));
            ASN1EncodableVector fName = new ASN1EncodableVector();
            if (cert instanceof PKCS12BagAttributeCarrier) {
                PKCS12BagAttributeCarrier bagAttrs = (PKCS12BagAttributeCarrier) cert;
                //
                // make sure we are using the local alias on store
                //
                DERBMPString nm = (DERBMPString) bagAttrs.getBagAttribute(pkcs_9_at_friendlyName);
                if (nm == null || !nm.getString().equals(name)) {
                    bagAttrs.setBagAttribute(pkcs_9_at_friendlyName, new DERBMPString(name));
                }
                //
                if (bagAttrs.getBagAttribute(pkcs_9_at_localKeyId) == null) {
                    bagAttrs.setBagAttribute(pkcs_9_at_localKeyId, createSubjectKeyId(cert.getPublicKey()));
                }
                Enumeration e = bagAttrs.getBagAttributeKeys();
                while (e.hasMoreElements()) {
                    DERObjectIdentifier oid = (DERObjectIdentifier) e.nextElement();
                    ASN1EncodableVector fSeq = new ASN1EncodableVector();
                    fSeq.add(oid);
                    fSeq.add(new DERSet(bagAttrs.getBagAttribute(oid)));
                    fName.add(new DERSequence(fSeq));
                    cAttrSet = true;
                }
            }
            if (!cAttrSet) {
                ASN1EncodableVector fSeq = new ASN1EncodableVector();
                fSeq.add(pkcs_9_at_localKeyId);
                fSeq.add(new DERSet(createSubjectKeyId(cert.getPublicKey())));
                fName.add(new DERSequence(fSeq));
                fSeq = new ASN1EncodableVector();
                fSeq.add(pkcs_9_at_friendlyName);
                fSeq.add(new DERSet(new DERBMPString(name)));
                fName.add(new DERSequence(fSeq));
            }
            SafeBag sBag = new SafeBag(certBag, cBag.getDERObject(), new DERSet(fName));
            certSeq.add(sBag);
            doneCerts.put(cert, cert);
        } catch (CertificateEncodingException e) {
            throw new IOException("Error encoding certificate: " + e.toString());
        }
    }
    cs = certs.keys();
    while (cs.hasMoreElements()) {
        try {
            String certId = (String) cs.nextElement();
            Certificate cert = (Certificate) certs.get(certId);
            boolean cAttrSet = false;
            if (keys.get(certId) != null) {
                continue;
            }
            CertBag cBag = new CertBag(x509Certificate, new DEROctetString(cert.getEncoded()));
            ASN1EncodableVector fName = new ASN1EncodableVector();
            if (cert instanceof PKCS12BagAttributeCarrier) {
                PKCS12BagAttributeCarrier bagAttrs = (PKCS12BagAttributeCarrier) cert;
                //
                // make sure we are using the local alias on store
                //
                DERBMPString nm = (DERBMPString) bagAttrs.getBagAttribute(pkcs_9_at_friendlyName);
                if (nm == null || !nm.getString().equals(certId)) {
                    bagAttrs.setBagAttribute(pkcs_9_at_friendlyName, new DERBMPString(certId));
                }
                Enumeration e = bagAttrs.getBagAttributeKeys();
                while (e.hasMoreElements()) {
                    DERObjectIdentifier oid = (DERObjectIdentifier) e.nextElement();
                    // If we find one, we'll prune it out.
                    if (oid.equals(PKCSObjectIdentifiers.pkcs_9_at_localKeyId)) {
                        continue;
                    }
                    ASN1EncodableVector fSeq = new ASN1EncodableVector();
                    fSeq.add(oid);
                    fSeq.add(new DERSet(bagAttrs.getBagAttribute(oid)));
                    fName.add(new DERSequence(fSeq));
                    cAttrSet = true;
                }
            }
            if (!cAttrSet) {
                ASN1EncodableVector fSeq = new ASN1EncodableVector();
                fSeq.add(pkcs_9_at_friendlyName);
                fSeq.add(new DERSet(new DERBMPString(certId)));
                fName.add(new DERSequence(fSeq));
            }
            SafeBag sBag = new SafeBag(certBag, cBag.getDERObject(), new DERSet(fName));
            certSeq.add(sBag);
            doneCerts.put(cert, cert);
        } catch (CertificateEncodingException e) {
            throw new IOException("Error encoding certificate: " + e.toString());
        }
    }
    cs = chainCerts.keys();
    while (cs.hasMoreElements()) {
        try {
            CertId certId = (CertId) cs.nextElement();
            Certificate cert = (Certificate) chainCerts.get(certId);
            if (doneCerts.get(cert) != null) {
                continue;
            }
            CertBag cBag = new CertBag(x509Certificate, new DEROctetString(cert.getEncoded()));
            ASN1EncodableVector fName = new ASN1EncodableVector();
            if (cert instanceof PKCS12BagAttributeCarrier) {
                PKCS12BagAttributeCarrier bagAttrs = (PKCS12BagAttributeCarrier) cert;
                Enumeration e = bagAttrs.getBagAttributeKeys();
                while (e.hasMoreElements()) {
                    DERObjectIdentifier oid = (DERObjectIdentifier) e.nextElement();
                    // If we find one, we'll prune it out.
                    if (oid.equals(PKCSObjectIdentifiers.pkcs_9_at_localKeyId)) {
                        continue;
                    }
                    ASN1EncodableVector fSeq = new ASN1EncodableVector();
                    fSeq.add(oid);
                    fSeq.add(new DERSet(bagAttrs.getBagAttribute(oid)));
                    fName.add(new DERSequence(fSeq));
                }
            }
            SafeBag sBag = new SafeBag(certBag, cBag.getDERObject(), new DERSet(fName));
            certSeq.add(sBag);
        } catch (CertificateEncodingException e) {
            throw new IOException("Error encoding certificate: " + e.toString());
        }
    }
    byte[] certSeqEncoded = new DERSequence(certSeq).getDEREncoded();
    byte[] certBytes = cryptData(true, cAlgId, password, false, certSeqEncoded);
    EncryptedData cInfo = new EncryptedData(data, cAlgId, new BERConstructedOctetString(certBytes));
    ContentInfo[] info = new ContentInfo[] { new ContentInfo(data, keyString), new ContentInfo(encryptedData, cInfo.getDERObject()) };
    AuthenticatedSafe auth = new AuthenticatedSafe(info);
    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    DEROutputStream asn1Out;
    if (useDEREncoding) {
        asn1Out = new DEROutputStream(bOut);
    } else {
        asn1Out = new BEROutputStream(bOut);
    }
    asn1Out.writeObject(auth);
    byte[] pkg = bOut.toByteArray();
    ContentInfo mainInfo = new ContentInfo(data, new BERConstructedOctetString(pkg));
    //
    // create the mac
    //
    byte[] mSalt = new byte[20];
    int itCount = MIN_ITERATIONS;
    random.nextBytes(mSalt);
    byte[] data = ((ASN1OctetString) mainInfo.getContent()).getOctets();
    MacData mData;
    try {
        byte[] res = calculatePbeMac(id_SHA1, mSalt, itCount, password, false, data);
        // BEGIN android-changed
        AlgorithmIdentifier algId = new AlgorithmIdentifier(id_SHA1, DERNull.INSTANCE);
        // END android-changed
        DigestInfo dInfo = new DigestInfo(algId, res);
        mData = new MacData(dInfo, mSalt, itCount);
    } catch (Exception e) {
        throw new IOException("error constructing MAC: " + e.toString());
    }
    //
    // output the Pfx
    //
    Pfx pfx = new Pfx(mainInfo, mData);
    if (useDEREncoding) {
        asn1Out = new DEROutputStream(stream);
    } else {
        asn1Out = new BEROutputStream(stream);
    }
    asn1Out.writeObject(pfx);
}

Example 5 with DERSequence

use of org.bouncycastle.asn1.DERSequence in project android_frameworks_base by ResurrectionRemix.

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)));
}