content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  package android.framework.org.apache.harmony.security_custom.x509.tsp;
  
  import java.math.BigInteger;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Boolean;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Implicit;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Integer;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Oid;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Sequence;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Type;
  import android.framework.org.apache.harmony.security_custom.asn1.BerInputStream;
  import android.framework.org.apache.harmony.security_custom.asn1.ObjectIdentifier;
  import android.framework.org.apache.harmony.security_custom.x509.Extensions;
  
  /**
   * As defined in Time-Stamp Protocol (TSP)
   * (http://www.ietf.org/rfc/rfc3161.txt)
   *
   * TimeStampReq ::= SEQUENCE  {
   *    version                      INTEGER  { v1(1) },
   *    messageImprint               MessageImprint,
   *      --a hash algorithm OID and the hash value of the data to be
   *      --time-stamped
   *    reqPolicy             TSAPolicyId              OPTIONAL,
   *    nonce                 INTEGER                  OPTIONAL,
   *    certReq               BOOLEAN                  DEFAULT FALSE,
   *    extensions            [0] IMPLICIT Extensions  OPTIONAL
   *  }
   *
   *  TSAPolicyId ::= OBJECT IDENTIFIER
   */
  public class TimeStampReq {
      private final int version;
  
      private final MessageImprint messageImprint;
  
      private final String reqPolicy;
  
      private final BigInteger nonce;
  
      private final Boolean certReq;
  
      private final Extensions extensions;
  
      private byte [] encoding;
  
      public TimeStampReq(int version, MessageImprint messageImprint,
              String reqPolicy, BigInteger nonce, Boolean certReq,
              Extensions extensions) {
          this.version = version;
          this.messageImprint = messageImprint;
          this.reqPolicy = reqPolicy;
          this.nonce = nonce;
          this.certReq = certReq;
          this.extensions = extensions;
      }
  
      private TimeStampReq(int version, MessageImprint messageImprint,
              String reqPolicy, BigInteger nonce, Boolean certReq,
              Extensions extensions, byte [] encoding) {
          this (version, messageImprint, reqPolicy, nonce, certReq, extensions);
          this.encoding = encoding;
      }
  
      public String toString() {
          StringBuilder res = new StringBuilder();
          res.append("-- TimeStampReq:");
          res.append("\nversion : ");
          res.append(version);
          res.append("\nmessageImprint:  ");
          res.append(messageImprint);
          res.append("\nreqPolicy:  ");
          res.append(reqPolicy);
          res.append("\nnonce:  ");
          res.append(nonce);
          res.append("\ncertReq:  ");
          res.append(certReq);
          res.append("\nextensions:  ");
          res.append(extensions);
          res.append("\n-- TimeStampReq End\n");
          return res.toString();
      }
  
      /**
       * Returns ASN.1 encoded form of this TimeStampReq.
       * @return a byte array containing ASN.1 encoded form.
       */
      public byte [] getEncoded(){
          if (encoding == null) {
              encoding = ASN1.encode(this);
          }
          return encoding;
      }
  
      /**
       * @return Returns the certReq.
       */
      public Boolean getCertReq() {
          return certReq;
      }
  
      /**
       * @return Returns the extensions.
       */
      public Extensions getExtensions() {
          return extensions;
      }
  
      /**
       * @return Returns the messageImprint.
       */
      public MessageImprint getMessageImprint() {
          return messageImprint;
      }
  
      /**
       * @return Returns the nonce.
       */
      public BigInteger getNonce() {
          return nonce;
      }
  
      /**
       * @return Returns the reqPolicy.
       */
      public String getReqPolicy() {
          return reqPolicy;
      }
  
      /**
       * @return Returns the version.
       */
      public int getVersion() {
          return version;
      }
  
      public static final ASN1Sequence ASN1 = new ASN1Sequence(new ASN1Type[] {
              ASN1Integer.getInstance(),              // version
              MessageImprint.ASN1,                    // messageImprint
              ASN1Oid.getInstance(),                  // reqPolicy
              ASN1Integer.getInstance(),              // nonce
              ASN1Boolean.getInstance(),              // certReq
              new ASN1Implicit(0, Extensions.ASN1)}) {// extensions
  
          {
              setDefault(Boolean.FALSE, 4);
              setOptional(2);
              setOptional(3);
              setOptional(5);
          }
  
          protected Object getDecodedObject(BerInputStream in) {
              Object[] values = (Object[]) in.content;
  
              String objID = (values[2] == null) ? null : ObjectIdentifier
                      .toString((int[]) values[2]);
              BigInteger nonce = (values[3] == null) ? null : new BigInteger(
                      (byte[]) values[3]);
  
              if (values[5] == null) {
                  return new TimeStampReq(
                          ASN1Integer.toIntValue(values[0]),
                          (MessageImprint) values[1],
                          objID,
                          nonce,
                          (Boolean) values[4],
                          null,
                          in.getEncoded()
                     );
              } else {
                  return new TimeStampReq(
                          ASN1Integer.toIntValue(values[0]),
                          (MessageImprint) values[1],
                          objID,
                          nonce,
                          (Boolean) values[4],
                          (Extensions) values[5],
                          in.getEncoded()
                     );
              }
          }
  
          protected void getValues(Object object, Object[] values) {
              TimeStampReq req = (TimeStampReq) object;
              values[0] = ASN1Integer.fromIntValue(req.version);
              values[1] = req.messageImprint;
              values[2] = (req.reqPolicy == null) ? null : ObjectIdentifier
                      .toIntArray(req.reqPolicy);
              values[3] = (req.nonce == null) ? null : req.nonce.toByteArray();
              values[4] = (req.certReq == null) ? Boolean.FALSE : req.certReq;
              values[5] = req.extensions;
          }
      };
  
  }
  
  