/**
   * Converts, if possible, a key specification into a {@link BCMcElieceCCA2PrivateKey}. Currently,
   * the following key specifications are supported: {@link McElieceCCA2PrivateKeySpec}, {@link
   * PKCS8EncodedKeySpec}.
   *
   * @param keySpec the key specification
   * @return the McEliece CCA2 private key
   * @throws InvalidKeySpecException if the KeySpec is not supported.
   */
  public PrivateKey generatePrivate(KeySpec keySpec) throws InvalidKeySpecException {
    if (keySpec instanceof McElieceCCA2PrivateKeySpec) {
      return new BCMcElieceCCA2PrivateKey((McElieceCCA2PrivateKeySpec) keySpec);
    } else if (keySpec instanceof PKCS8EncodedKeySpec) {
      // get the DER-encoded Key according to PKCS#8 from the spec
      byte[] encKey = ((PKCS8EncodedKeySpec) keySpec).getEncoded();

      // decode the PKCS#8 data structure to the pki object
      PrivateKeyInfo pki;

      try {
        pki = PrivateKeyInfo.getInstance(ASN1Primitive.fromByteArray(encKey));
      } catch (IOException e) {
        throw new InvalidKeySpecException("Unable to decode PKCS8EncodedKeySpec: " + e);
      }

      try {
        // get the inner type inside the BIT STRING
        ASN1Primitive innerType = pki.parsePrivateKey().toASN1Primitive();

        // build and return the actual key
        ASN1Sequence privKey = (ASN1Sequence) innerType;

        // decode oidString (but we don't need it right now)
        String oidString = ((ASN1ObjectIdentifier) privKey.getObjectAt(0)).toString();

        // decode <n>
        BigInteger bigN = ((ASN1Integer) privKey.getObjectAt(1)).getValue();
        int n = bigN.intValue();

        // decode <k>
        BigInteger bigK = ((ASN1Integer) privKey.getObjectAt(2)).getValue();
        int k = bigK.intValue();

        // decode <fieldPoly>
        byte[] encFieldPoly = ((ASN1OctetString) privKey.getObjectAt(3)).getOctets();
        // decode <goppaPoly>
        byte[] encGoppaPoly = ((ASN1OctetString) privKey.getObjectAt(4)).getOctets();
        // decode <p>
        byte[] encP = ((ASN1OctetString) privKey.getObjectAt(5)).getOctets();
        // decode <h>
        byte[] encH = ((ASN1OctetString) privKey.getObjectAt(6)).getOctets();
        // decode <qInv>
        ASN1Sequence qSeq = (ASN1Sequence) privKey.getObjectAt(7);
        byte[][] encQInv = new byte[qSeq.size()][];
        for (int i = 0; i < qSeq.size(); i++) {
          encQInv[i] = ((ASN1OctetString) qSeq.getObjectAt(i)).getOctets();
        }

        return new BCMcElieceCCA2PrivateKey(
            new McElieceCCA2PrivateKeySpec(
                OID, n, k, encFieldPoly, encGoppaPoly, encP, encH, encQInv));

      } catch (IOException cce) {
        throw new InvalidKeySpecException("Unable to decode PKCS8EncodedKeySpec.");
      }
    }

    throw new InvalidKeySpecException("Unsupported key specification: " + keySpec.getClass() + ".");
  }
Exemplo n.º 2
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  public GeneralSubtree(ASN1Sequence seq) {
    base = GeneralName.getInstance(seq.getObjectAt(0));

    switch (seq.size()) {
      case 1:
        break;
      case 2:
        ASN1TaggedObject o = ASN1TaggedObject.getInstance(seq.getObjectAt(1));
        switch (o.getTagNo()) {
          case 0:
            minimum = DERInteger.getInstance(o, false);
            break;
          case 1:
            maximum = DERInteger.getInstance(o, false);
            break;
          default:
            throw new IllegalArgumentException("Bad tag number: " + o.getTagNo());
        }
        break;
      case 3:
        minimum = DERInteger.getInstance(ASN1TaggedObject.getInstance(seq.getObjectAt(1)));
        maximum = DERInteger.getInstance(ASN1TaggedObject.getInstance(seq.getObjectAt(2)));
        break;
      default:
        throw new IllegalArgumentException("Bad sequence size: " + seq.size());
    }
  }
  /**
   * Return the attributes, if any associated with this request.
   *
   * @return an array of Attribute, zero length if none present.
   */
  public Attribute[] getAttributes() {
    ASN1Sequence seq = attrCert.getAcinfo().getAttributes();
    Attribute[] attrs = new Attribute[seq.size()];

    for (int i = 0; i != seq.size(); i++) {
      attrs[i] = Attribute.getInstance(seq.getObjectAt(i));
    }

    return attrs;
  }
  public X509Attribute[] getAttributes() {
    ASN1Sequence seq = cert.getAcinfo().getAttributes();
    X509Attribute[] attrs = new X509Attribute[seq.size()];

    for (int i = 0; i != seq.size(); i++) {
      attrs[i] = new X509Attribute((ASN1Encodable) seq.getObjectAt(i));
    }

    return attrs;
  }
Exemplo n.º 5
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  /**
   * Reads the value of the <code>ExtendedKeyUsage</code> extension field of the certificate.
   *
   * @return List of supported extended key usages or null if extension is not defined.
   */
  public List<KeyPurposeId> readExtendedKeyUsage() {
    final ASN1Encodable data = read(ExtensionType.ExtendedKeyUsage);
    if (data == null) {
      return null;
    }

    final ASN1Sequence sequence = ASN1Sequence.getInstance(data);
    final List<KeyPurposeId> list = new ArrayList<>(sequence.size());
    for (int i = 0; i < sequence.size(); i++) {
      list.add(KeyPurposeId.getInstance(sequence.getObjectAt(i)));
    }
    return list;
  }
Exemplo n.º 6
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  /**
   * Reads the value of the <code>CRLDistributionPoints</code> extension field of the certificate.
   *
   * @return List of CRL distribution points or null if extension is not defined.
   */
  public List<DistributionPoint> readCRLDistributionPoints() {
    final ASN1Encodable data = read(ExtensionType.CRLDistributionPoints);
    if (data == null) {
      return null;
    }

    final ASN1Sequence sequence = ASN1Sequence.getInstance(data);
    final List<DistributionPoint> list = new ArrayList<>(sequence.size());
    for (int i = 0; i < sequence.size(); i++) {
      list.add(DistributionPoint.getInstance(sequence.getObjectAt(i)));
    }
    return list;
  }
Exemplo n.º 7
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  /**
   * Reads the value of the <code>CertificatePolicies</code> extension field of the certificate.
   *
   * @return List of certificate policies defined on certificate or null if the certificate does not
   *     define the field.
   */
  public List<PolicyInformation> readCertificatePolicies() {
    final ASN1Encodable data = read(ExtensionType.CertificatePolicies);
    if (data == null) {
      return null;
    }

    final ASN1Sequence sequence = ASN1Sequence.getInstance(data);
    final List<PolicyInformation> list = new ArrayList<>(sequence.size());
    for (int i = 0; i < sequence.size(); i++) {
      list.add(PolicyInformation.getInstance(sequence.getObjectAt(i)));
    }
    return list;
  }
Exemplo n.º 8
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  /**
   * Reads the value of the <code>AuthorityInformationAccess</code> extension field of the
   * certificate.
   *
   * @return List of access descriptions or null if extension is not defined.
   */
  public List<AccessDescription> readAuthorityInformationAccess() {
    final ASN1Encodable data = read(ExtensionType.AuthorityInformationAccess);
    if (data == null) {
      return null;
    }

    final ASN1Sequence sequence = ASN1Sequence.getInstance(data);
    final List<AccessDescription> list = new ArrayList<>(sequence.size());
    for (int i = 0; i < sequence.size(); i++) {
      list.add(AccessDescription.getInstance(sequence.getObjectAt(i)));
    }
    return list;
  }
Exemplo n.º 9
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 /**
  * Creates a new <code>UserNotice</code> instance.
  *
  * <p>Useful from reconstructing a <code>UserNotice</code> instance from its encodable/encoded
  * form.
  *
  * @param as an <code>ASN1Sequence</code> value obtained from either calling @{link
  *     toASN1Object()} for a <code>UserNotice</code> instance or from parsing it from a
  *     DER-encoded stream.
  */
 public UserNotice(ASN1Sequence as) {
   if (as.size() == 2) {
     noticeRef = NoticeReference.getInstance(as.getObjectAt(0));
     explicitText = DisplayText.getInstance(as.getObjectAt(1));
   } else if (as.size() == 1) {
     if (as.getObjectAt(0).getDERObject() instanceof ASN1Sequence) {
       noticeRef = NoticeReference.getInstance(as.getObjectAt(0));
     } else {
       explicitText = DisplayText.getInstance(as.getObjectAt(0));
     }
   } else {
     throw new IllegalArgumentException("Bad sequence size: " + as.size());
   }
 }
Exemplo n.º 10
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  private CscaMasterList(ASN1Sequence seq) {
    if (seq == null || seq.size() == 0) {
      throw new IllegalArgumentException("null or empty sequence passed.");
    }
    if (seq.size() != 2) {
      throw new IllegalArgumentException("Incorrect sequence size: " + seq.size());
    }

    version = DERInteger.getInstance(seq.getObjectAt(0));
    ASN1Set certSet = ASN1Set.getInstance(seq.getObjectAt(1));
    certList = new X509CertificateStructure[certSet.size()];
    for (int i = 0; i < certList.length; i++) {
      certList[i] = X509CertificateStructure.getInstance(certSet.getObjectAt(i));
    }
  }
  public VomsAttributeCertificateInfo(final ASN1Sequence seq) throws ProblemException {

    super(seq);

    ASN1Sequence attributes = getAttributes();

    for (int i = 0; i < attributes.size(); i++) {

      ASN1Sequence attribute = (ASN1Sequence) attributes.getObjectAt(i);
      DERObjectIdentifier id = (DERObjectIdentifier) attribute.getObjectAt(0);

      if (VomsCredentialInfo.VOMS_ATTR_OID.equals(id.getId())) {

        DERSet set = (DERSet) attribute.getObjectAt(1);

        for (int j = 0; j < set.size(); j++) {

          IetfAttrSyntax attr = new IetfAttrSyntax((ASN1Sequence) set.getObjectAt(j));
          ASN1Sequence paSeq = (ASN1Sequence) attr.getPolicyAuthority().getDERObject();
          GeneralName paGName = GeneralName.getInstance(paSeq.getObjectAt(0));
          String paString = ((DERIA5String) paGName.getName()).getString();

          int sep = paString.indexOf("://"); // $NON-NLS-1$
          if (sep != -1) {
            this.voNames.add(paString.substring(0, sep));
          }

          for (Object attrValue : attr.getValues()) {
            String fqanString = new String(((ASN1OctetString) attrValue).getOctets());
            this.fqans.add(FullyQualifiedAttributeName.getFqan(fqanString));
          }
        }
      }
    }
  }
Exemplo n.º 12
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  private ResponseData(ASN1Sequence seq) {
    int index = 0;

    if (seq.getObjectAt(0) instanceof ASN1TaggedObject) {
      ASN1TaggedObject o = (ASN1TaggedObject) seq.getObjectAt(0);

      if (o.getTagNo() == 0) {
        this.versionPresent = true;
        this.version = ASN1Integer.getInstance((ASN1TaggedObject) seq.getObjectAt(0), true);
        index++;
      } else {
        this.version = V1;
      }
    } else {
      this.version = V1;
    }

    this.responderID = ResponderID.getInstance(seq.getObjectAt(index++));
    this.producedAt = (DERGeneralizedTime) seq.getObjectAt(index++);
    this.responses = (ASN1Sequence) seq.getObjectAt(index++);

    if (seq.size() > index) {
      this.responseExtensions =
          Extensions.getInstance((ASN1TaggedObject) seq.getObjectAt(index), true);
    }
  }
Exemplo n.º 13
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 public IDEACBCPar(ASN1Sequence seq) {
   if (seq.size() == 1) {
     iv = (ASN1OctetString) seq.getObjectAt(0);
   } else {
     iv = null;
   }
 }
Exemplo n.º 14
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  /**
   * Constructor from ASN1Sequence
   *
   * <p>the principal will be a list of constructed sets, each containing an (OID, String) pair.
   */
  public X509Name(ASN1Sequence seq) {
    this.seq = seq;

    Enumeration e = seq.getObjects();

    while (e.hasMoreElements()) {
      ASN1Set set = ASN1Set.getInstance(e.nextElement());

      for (int i = 0; i < set.size(); i++) {
        ASN1Sequence s = ASN1Sequence.getInstance(set.getObjectAt(i));

        if (s.size() != 2) {
          throw new IllegalArgumentException("badly sized pair");
        }

        ordering.addElement(DERObjectIdentifier.getInstance(s.getObjectAt(0)));

        DEREncodable value = s.getObjectAt(1);
        if (value instanceof DERString) {
          values.addElement(((DERString) value).getString());
        } else {
          values.addElement("#" + bytesToString(Hex.encode(value.getDERObject().getDEREncoded())));
        }
        added.addElement((i != 0) ? TRUE : FALSE); // to allow earlier JDK compatibility
      }
    }
  }
 public EncryptedContentInfo(ASN1Sequence seq) {
   contentType = (DERObjectIdentifier) seq.getObjectAt(0);
   contentEncryptionAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
   if (seq.size() > 2) {
     encryptedContent = ASN1OctetString.getInstance((ASN1TaggedObject) seq.getObjectAt(2), false);
   }
 }
Exemplo n.º 16
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  /**
   * EncryptedContentInfo ::= SEQUENCE { contentType ContentType, contentEncryptionAlgorithm
   * ContentEncryptionAlgorithmIdentifier, encryptedContent [0] IMPLICIT EncryptedContent OPTIONAL }
   *
   * <p>EncryptedContent ::= OCTET STRING
   */
  public static EncContent fromASN1(ASN1Encodable content) {
    ASN1Sequence sequence = (ASN1Sequence) content;
    ASN1ObjectIdentifier contentType = (ASN1ObjectIdentifier) (sequence.getObjectAt(0));
    int nid = ASN1Registry.obj2nid(contentType);

    EncContent ec = new EncContent();
    ec.setContentType(nid);
    ec.setAlgorithm(AlgorithmIdentifier.getInstance(sequence.getObjectAt(1)));
    if (sequence.size() > 2
        && sequence.getObjectAt(2) instanceof ASN1TaggedObject
        && ((ASN1TaggedObject) (sequence.getObjectAt(2))).getTagNo() == 0) {
      ASN1Encodable ee = ((ASN1TaggedObject) (sequence.getObjectAt(2))).getObject();
      if (ee instanceof ASN1Sequence && ((ASN1Sequence) ee).size() > 0) {
        ByteList combinedOctets = new ByteList();
        Enumeration enm = ((ASN1Sequence) ee).getObjects();
        while (enm.hasMoreElements()) {
          byte[] octets = ((ASN1OctetString) enm.nextElement()).getOctets();
          combinedOctets.append(octets);
        }
        ec.setEncData(new DEROctetString(combinedOctets.bytes()));
      } else {
        ec.setEncData((ASN1OctetString) ee);
      }
    }
    return ec;
  }
Exemplo n.º 17
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  private SinglePubInfo(ASN1Sequence seq) {
    pubMethod = ASN1Integer.getInstance(seq.getObjectAt(0));

    if (seq.size() == 2) {
      pubLocation = GeneralName.getInstance(seq.getObjectAt(1));
    }
  }
Exemplo n.º 18
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  public PaceInfo(ASN1Sequence seq) {
    protocol = (ASN1ObjectIdentifier) seq.getObjectAt(0);
    version = (ASN1Integer) seq.getObjectAt(1);

    if (seq.size() > 2) {
      parameterId = (ASN1Integer) seq.getObjectAt(2);
    }
  }
  private static boolean withinDNSubtree(ASN1Sequence dns, ASN1Sequence subtree) {
    if (subtree.size() < 1) {
      return false;
    }

    if (subtree.size() > dns.size()) {
      return false;
    }

    for (int j = subtree.size() - 1; j >= 0; j--) {
      if (!subtree.getObjectAt(j).equals(dns.getObjectAt(j))) {
        return false;
      }
    }

    return true;
  }
Exemplo n.º 20
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 /**
  * Returns the targets in this target information extension.
  *
  * @return Returns the targets.
  */
 public Targets[] getTargetsObjects() {
   Targets[] copy = new Targets[targets.size()];
   int count = 0;
   for (Enumeration e = targets.getObjects(); e.hasMoreElements(); ) {
     copy[count++] = Targets.getInstance(e.nextElement());
   }
   return copy;
 }
Exemplo n.º 21
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  @DSGenerator(
      tool_name = "Doppelganger",
      tool_version = "2.0",
      generated_on = "2013-12-30 13:00:22.496 -0500",
      hash_original_method = "6A7E42DF8EF9B09B844C872DFCA023C7",
      hash_generated_method = "21B5E94B1503EB3B81CAD22E6A3D29F8")
  public IssuerSerial(ASN1Sequence seq) {
    if (seq.size() != 2 && seq.size() != 3) {
      throw new IllegalArgumentException("Bad sequence size: " + seq.size());
    }

    issuer = GeneralNames.getInstance(seq.getObjectAt(0));
    serial = DERInteger.getInstance(seq.getObjectAt(1));

    if (seq.size() == 3) {
      issuerUID = DERBitString.getInstance(seq.getObjectAt(2));
    }
  }
Exemplo n.º 22
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  private PKIStatusInfo(ASN1Sequence seq) {
    this.status = ASN1Integer.getInstance(seq.getObjectAt(0));

    this.statusString = null;
    this.failInfo = null;

    if (seq.size() > 2) {
      this.statusString = PKIFreeText.getInstance(seq.getObjectAt(1));
      this.failInfo = DERBitString.getInstance(seq.getObjectAt(2));
    } else if (seq.size() > 1) {
      Object obj = seq.getObjectAt(1);
      if (obj instanceof DERBitString) {
        this.failInfo = DERBitString.getInstance(obj);
      } else {
        this.statusString = PKIFreeText.getInstance(obj);
      }
    }
  }
Exemplo n.º 23
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  public CryptEngineImpl(Context ctx) throws Exception {

    // Получаем действующее хранилище
    IKeyStorage storage = KeyStorageFactory.getKeyStorage(ctx);

    Log.v("TFORWARD.CryptEngineImpl", "Decoding public key...");
    byte[] publicKey = Base64.decode(storage.getKey(IKeyStorage.PUBLIC_KEY_TYPE), Base64.DEFAULT);

    Log.v("TFORWARD.CryptEngineImpl", "Decoding ASN1 Structure");
    ASN1InputStream asnStream = new ASN1InputStream(publicKey);

    ASN1Sequence sequence = null;
    try {
      Log.v("TFORWARD.CryptEngineImpl", "Reading ASN1 Sequence");
      sequence = (ASN1Sequence) asnStream.readObject();
    } finally {
      asnStream.close();
    }

    Log.v("TFORWARD.CryptEngineImpl", "Creating certificate. " + sequence.size());
    Certificate certificate = Certificate.getInstance(sequence);
    SubjectPublicKeyInfo publicKeyInfo = certificate.getSubjectPublicKeyInfo();

    RSAPublicKey publicKeyStructure = RSAPublicKey.getInstance(publicKeyInfo.parsePublicKey());
    BigInteger mod = publicKeyStructure.getModulus();
    BigInteger pubExp = publicKeyStructure.getPublicExponent();

    publicRsaKey = new RSAKeyParameters(false, mod, pubExp);

    // ------------------------ PRIVATE KEY --------------------------------
    byte[] privateKeyData =
        Base64.decode(storage.getKey(IKeyStorage.SECRET_KEY_TYPE), Base64.DEFAULT);
    asnStream = new ASN1InputStream(privateKeyData);

    ASN1Sequence asnSequence = null;
    try {
      asnSequence = (ASN1Sequence) asnStream.readObject();
    } finally {
      asnStream.close();
    }

    RSAPrivateKey privateKey = RSAPrivateKey.getInstance(asnSequence);
    privateRsaKey =
        new RSAPrivateCrtKeyParameters(
            privateKey.getModulus(),
            privateKey.getPublicExponent(),
            privateKey.getPrivateExponent(),
            privateKey.getPrime1(),
            privateKey.getPrime2(),
            privateKey.getExponent1(),
            privateKey.getExponent2(),
            privateKey.getCoefficient());

    RSAEngine engine = new RSAEngine();
    digest = new MD5Digest();
    cipher = new PKCS1Encoding(engine);
  }
  private PolicyConstraints(ASN1Sequence seq) {
    if (seq.size() > 2) {
      throw new IllegalArgumentException("sequence length > 2");
    }

    for (int i = 0; i < seq.size(); i++) {
      ASN1TaggedObject taggedObj = ASN1TaggedObject.getInstance(seq.getObjectAt(i));
      switch (taggedObj.getTagNo()) {
        case 0:
          requireExplicitPolicy =
              ASN1Integer.getInstance(taggedObj.getObject()).getValue().intValue();
          break;
        case 1:
          inhibitPolicyMapping =
              ASN1Integer.getInstance(taggedObj.getObject()).getValue().intValue();
          break;
        default:
          throw new IllegalArgumentException("wrong tag number");
      }
    }
  }
Exemplo n.º 25
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 public static LogotypeReference getInstance(ASN1Sequence seq) {
   ASN1Sequence refStructHashSeq = null;
   ASN1Sequence refStructURISeq = null;
   if (seq.size() != 2) {
     throw new IllegalArgumentException("size of sequence must be 2 not " + seq.size());
   }
   refStructHashSeq = ASN1Sequence.getInstance(seq.getObjectAt(0));
   refStructURISeq = ASN1Sequence.getInstance(seq.getObjectAt(1));
   DigestInfo[] refStructHash = null;
   DERIA5String[] refStructURI = null;
   {
     Vector<DigestInfo> v = new Vector<DigestInfo>();
     for (int i = 0; i < refStructHashSeq.size(); i++) {
       DigestInfo di = DigestInfo.getInstance(refStructHashSeq.getObjectAt(i));
       v.add(di);
     }
     refStructHash = v.toArray(new DigestInfo[refStructHashSeq.size()]);
   }
   {
     Vector<DERIA5String> v = new Vector<DERIA5String>();
     for (int i = 0; i < refStructURISeq.size(); i++) {
       DERIA5String di = DERIA5String.getInstance(refStructURISeq.getObjectAt(i));
       v.add(di);
     }
     refStructHash = v.toArray(new DigestInfo[refStructURISeq.size()]);
   }
   return new LogotypeReference(refStructHash, refStructURI);
 }
Exemplo n.º 26
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  public X9Curve(X9FieldID fieldID, ASN1Sequence seq) {
    if (fieldID.getIdentifier().equals(prime_field)) {
      BigInteger q = ((DERInteger) fieldID.getParameters()).getValue();
      X9FieldElement x9A = new X9FieldElement(true, q, (ASN1OctetString) seq.getObjectAt(0));
      X9FieldElement x9B = new X9FieldElement(true, q, (ASN1OctetString) seq.getObjectAt(1));
      curve = new ECCurve.Fp(q, x9A.getValue().toBigInteger(), x9B.getValue().toBigInteger());
    } else {
      throw new RuntimeException("not implemented");
    }

    if (seq.size() == 3) {
      seed = ((DERBitString) seq.getObjectAt(2)).getBytes();
    }
  }
Exemplo n.º 27
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  private ECCCMSSharedInfo(ASN1Sequence seq) {
    this.keyInfo = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));

    if (seq.size() == 2) {
      this.entityUInfo = null;
      this.suppPubInfo =
          ASN1OctetString.getInstance((ASN1TaggedObject) seq.getObjectAt(1), true).getOctets();
    } else {
      this.entityUInfo =
          ASN1OctetString.getInstance((ASN1TaggedObject) seq.getObjectAt(1), true).getOctets();
      this.suppPubInfo =
          ASN1OctetString.getInstance((ASN1TaggedObject) seq.getObjectAt(2), true).getOctets();
    }
  }
  public SemanticsInformation(ASN1Sequence seq) {
    Enumeration e = seq.getObjects();
    if (seq.size() < 1) {
      throw new IllegalArgumentException("no objects in SemanticsInformation");
    }

    Object object = e.nextElement();
    if (object instanceof DERObjectIdentifier) {
      semanticsIdentifier = DERObjectIdentifier.getInstance(object);
      if (e.hasMoreElements()) {
        object = e.nextElement();
      } else {
        object = null;
      }
    }

    if (object != null) {
      ASN1Sequence generalNameSeq = ASN1Sequence.getInstance(object);
      nameRegistrationAuthorities = new GeneralName[generalNameSeq.size()];
      for (int i = 0; i < generalNameSeq.size(); i++) {
        nameRegistrationAuthorities[i] = GeneralName.getInstance(generalNameSeq.getObjectAt(i));
      }
    }
  }
Exemplo n.º 29
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  private CRL readDERCRL(ASN1InputStream aIn) throws IOException, CRLException {
    ASN1Sequence seq = (ASN1Sequence) aIn.readObject();

    if (seq.size() > 1 && seq.getObjectAt(0) instanceof ASN1ObjectIdentifier) {
      if (seq.getObjectAt(0).equals(PKCSObjectIdentifiers.signedData)) {
        sCrlData =
            SignedData.getInstance(
                    ASN1Sequence.getInstance((ASN1TaggedObject) seq.getObjectAt(1), true))
                .getCRLs();

        return getCRL();
      }
    }

    return createCRL(CertificateList.getInstance(seq));
  }
  /**
   * Return an array of attributes matching the passed in type OID.
   *
   * @param type the type of the attribute being looked for.
   * @return an array of Attribute of the requested type, zero length if none present.
   */
  public Attribute[] getAttributes(ASN1ObjectIdentifier type) {
    ASN1Sequence seq = attrCert.getAcinfo().getAttributes();
    List list = new ArrayList();

    for (int i = 0; i != seq.size(); i++) {
      Attribute attr = Attribute.getInstance(seq.getObjectAt(i));
      if (attr.getAttrType().equals(type)) {
        list.add(attr);
      }
    }

    if (list.size() == 0) {
      return EMPTY_ARRAY;
    }

    return (Attribute[]) list.toArray(new Attribute[list.size()]);
  }