Package rdpclient.ntlmssp.asn1

Examples of rdpclient.ntlmssp.asn1.AlgorithmIdentifier

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  // if(!Name.defaultEncoding_)
  // throw new BadNameException("Use the constructor that explicitly set
  // the Name encoding type");

  SubjectPublicKeyInfo pki;
  AlgorithmIdentifier aid;
  ASN1Sequence seq;
  PublicKey pub;
  Cipher cipher;
  byte[] b;

  if (cert == null || bek == null) {
      throw new NullPointerException("cert or bulk encryption key");
  }
  /* Global structure and Version */
  version_ = new ASN1Integer(0);
  add(version_);

  /* Issuer and serial number */
  issuer_ = new Name(cert.getIssuerDN().getName(), -1);
  serial_ = new ASN1Integer(cert.getSerialNumber());

  seq = new ASN1Sequence(2);
  seq.add(issuer_);
  seq.add(serial_);
  add(seq);

  /*
   * Extract algorithm identifier from the public key
   */
  pub = cert.getPublicKey();
  pki = new SubjectPublicKeyInfo(pub);
  aid = pki.getAlgorithmIdentifier();

  /*
   * Initialize the cipher instance
   */
  cipher = Cipher.getInstance(pub.getAlgorithm());
  cipher.init(Cipher.ENCRYPT_MODE, pub);

  /*
   * Key Encryption Algorithm Identifier
   */
  cAlg_ = (AlgorithmIdentifier) aid.clone();
  add(cAlg_);

  /*
   * Encrypt the bulk encryption key. Better safe than sorry - we check
   * for bad return values from both the key and the cipher. This already
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    public RecipientInfo(X509Certificate cert, Key bek, int encType)
      throws BadNameException, GeneralSecurityException {
  super(4);

  SubjectPublicKeyInfo pki;
  AlgorithmIdentifier aid;
  ASN1Sequence seq;
  PublicKey pub;
  Cipher cipher;
  byte[] b;

  if (cert == null || bek == null) {
      throw new NullPointerException("cert or bulk encryption key");
  }
  /* Global structure and Version */
  version_ = new ASN1Integer(0);
  add(version_);

  /* Issuer and serial number */
  // der scep hack der funktioniert hat
  // issuer_ = new Name(cert.getIssuerDN().getName(),true);
  issuer_ = new Name(cert.getIssuerDN().getName(), encType);
  serial_ = new ASN1Integer(cert.getSerialNumber());

  seq = new ASN1Sequence(2);
  seq.add(issuer_);
  seq.add(serial_);
  add(seq);

  /*
   * Extract algorithm identifier from the public key
   */
  pub = cert.getPublicKey();
  pki = new SubjectPublicKeyInfo(pub);
  aid = pki.getAlgorithmIdentifier();

  /*
   * Initialize the cipher instance
   */
  cipher = Cipher.getInstance(pub.getAlgorithm());
  cipher.init(Cipher.ENCRYPT_MODE, pub);

  /*
   * Key Encryption Algorithm Identifier
   */
  cAlg_ = (AlgorithmIdentifier) aid.clone();
  add(cAlg_);

  /*
   * Encrypt the bulk encryption key. Better safe than sorry - we check
   * for bad return values from both the key and the cipher. This already
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    ASN1OctetString os_ = null;

    public DigestInfo() {
  super(2);
  aid_ = new AlgorithmIdentifier();
  os_ = new ASN1OctetString();
  add(aid_);
  add(os_);
    }
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     * all functionality will be tested.
     * @return
     * @throws java.lang.Exception
     */
    protected void setUp() throws java.lang.Exception {
        AlgorithmIdentifier signature =
            new AlgorithmIdentifier(algOID, algParams);
        Name issuer = new Name(issuerName);
        Name subject = new Name(subjectName);
        Validity validity =
            new Validity(new Date(notBefore), new Date(notAfter));

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    private byte[] getCertEncoding(Name subject, GeneralNames subjectAltNames)
                                                        throws IOException {
        // make the TBSCertificate for Certificate
        int version = 2; //v3
        BigInteger serialNumber = BigInteger.valueOf(555L);
        AlgorithmIdentifier signature = new AlgorithmIdentifier("1.2.3.44.555");
        Name issuer = new Name("O=Certificate Issuer");
        Validity validity = new Validity(new Date(100000000),
                                         new Date(200000000));
        SubjectPublicKeyInfo subjectPublicKeyInfo =
            new SubjectPublicKeyInfo(
                    new AlgorithmIdentifier("1.2.840.113549.1.1.2"),
                                            new byte[10]);
        boolean[] issuerUniqueID  = new boolean[]
                    {true, false, true, false, true, false, true, false};
        boolean[] subjectUniqueID = new boolean[]
                    {false, true, false, true, false, true, false, true};
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            }
        }
        if (subjectPublicKeyAlgID  != null) {
            try {
                byte[] encoding = cert.getPublicKey().getEncoded();
                AlgorithmIdentifier ai = ((SubjectPublicKeyInfo)
                        SubjectPublicKeyInfo.ASN1.decode(encoding))
                        .getAlgorithmIdentifier();
                if (!subjectPublicKeyAlgID.equals(ai.getAlgorithm())) {
                    return false;
                }
            } catch (IOException e) {
                e.printStackTrace();
                return false;
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        BigInteger g = keySpec.getG();

        ThreeIntegerSequence threeInts = new ThreeIntegerSequence(p
                .toByteArray(), q.toByteArray(), g.toByteArray());

        AlgorithmIdentifier ai = new AlgorithmIdentifier(AlgNameMapper
                .map2OID("DSA"), //$NON-NLS-1$
                threeInts.getEncoded());

        y = keySpec.getY();
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    public DSAPublicKeyImpl(X509EncodedKeySpec keySpec)
            throws InvalidKeySpecException {

        super("DSA"); //$NON-NLS-1$

        AlgorithmIdentifier ai;
        ThreeIntegerSequence threeInts = null;

        SubjectPublicKeyInfo subjectPublicKeyInfo = null;

        byte encoding[] = keySpec.getEncoded();

        String alg, algName;

        try {
            subjectPublicKeyInfo = (SubjectPublicKeyInfo) SubjectPublicKeyInfo.ASN1
                    .decode(encoding);
        } catch (IOException e) {
            throw new InvalidKeySpecException(Messages.getString(
                    "security.19A", e)); //$NON-NLS-1$
        }

        try {
            y = new BigInteger((byte[]) ASN1Integer.getInstance().decode(
                    subjectPublicKeyInfo.getSubjectPublicKey()));
        } catch (IOException e) {
            throw new InvalidKeySpecException(Messages.getString(
                    "security.19B", e)); //$NON-NLS-1$
        }

        ai = subjectPublicKeyInfo.getAlgorithmIdentifier();

        try {
            threeInts = (ThreeIntegerSequence) ThreeIntegerSequence.ASN1
                    .decode(ai.getParameters());
        } catch (IOException e) {
            throw new InvalidKeySpecException(Messages.getString(
                    "security.19B", e)); //$NON-NLS-1$
        }
        params = (DSAParams) (new DSAParameterSpec(new BigInteger(threeInts.p),
                new BigInteger(threeInts.q), new BigInteger(threeInts.g)));

        setEncoding(encoding);

        /*
         * the following code implements RI behavior
         */
        alg = ai.getAlgorithm();
        algName = AlgNameMapper.map2AlgName(alg);
        setAlgorithm(algName == null ? alg : algName);
    }
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        BigInteger q = keySpec.getQ();

        ThreeIntegerSequence threeInts = new ThreeIntegerSequence(p
                .toByteArray(), q.toByteArray(), g.toByteArray());

        AlgorithmIdentifier ai = new AlgorithmIdentifier(AlgNameMapper
                .map2OID("DSA"), //$NON-NLS-1$
                threeInts.getEncoded());
        x = keySpec.getX();

        pki = new PrivateKeyInfo(0, ai, ASN1Integer.getInstance().encode(
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    public DSAPrivateKeyImpl(PKCS8EncodedKeySpec keySpec)
            throws InvalidKeySpecException {

        super("DSA"); //$NON-NLS-1$

        AlgorithmIdentifier ai;
        ThreeIntegerSequence threeInts = null;

        String alg, algName;

        byte encoding[] = keySpec.getEncoded();

        PrivateKeyInfo privateKeyInfo = null;

        try {
            privateKeyInfo = (PrivateKeyInfo) PrivateKeyInfo.ASN1
                    .decode(encoding);
        } catch (IOException e) {
            throw new InvalidKeySpecException(Messages.getString(
                    "security.19A", e)); //$NON-NLS-1$
        }

        try {
            x = new BigInteger((byte[]) ASN1Integer.getInstance().decode(
                    privateKeyInfo.getPrivateKey()));
        } catch (IOException e) {
            throw new InvalidKeySpecException(Messages.getString(
                    "security.19B", e)); //$NON-NLS-1$
        }

        ai = privateKeyInfo.getAlgorithmIdentifier();
        try {
            threeInts = (ThreeIntegerSequence) ThreeIntegerSequence.ASN1
                    .decode(ai.getParameters());
        } catch (IOException e) {
            throw new InvalidKeySpecException(Messages.getString(
                    "security.19B", e)); //$NON-NLS-1$
        }
        params = new DSAParameterSpec(new BigInteger(threeInts.p),
                new BigInteger(threeInts.q), new BigInteger(threeInts.g));

        setEncoding(encoding);

        /*
         * the following code implements RI behavior
         */
        alg = ai.getAlgorithm();
        algName = AlgNameMapper.map2AlgName(alg);
        setAlgorithm(algName == null ? alg : algName);
    }
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Related Classes of rdpclient.ntlmssp.asn1.AlgorithmIdentifier

  • br.net.woodstock.rockframework.security.sign.impl.BouncyCastleSignerHelper
  • codec.asn1.ASN1ObjectIdentifier
  • codec.asn1.ASN1Opaque
  • codec.pkcs10.CertificationRequest
  • codec.pkcs7.EncryptedContentInfo
  • codec.pkcs7.RecipientInfo
  • codec.pkcs7.SignerInfo
  • codec.pkcs8.EncryptedPrivateKeyInfo
  • codec.pkcs8.PrivateKeyInfo
  • codec.x509.extensions.CertHashExtension
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