Ejemplo n.º 1
0
  /**
   * Callback method from _scanKeychain. If a trusted certificate is found, this method will be
   * called.
   */
  private void createTrustedCertEntry(
      String alias, long keychainItemRef, long creationDate, byte[] derStream) {
    TrustedCertEntry tce = new TrustedCertEntry();

    try {
      CertificateFactory cf = CertificateFactory.getInstance("X.509");
      InputStream input = new ByteArrayInputStream(derStream);
      X509Certificate cert = (X509Certificate) cf.generateCertificate(input);
      input.close();
      tce.cert = cert;
      tce.certRef = keychainItemRef;

      // Make a creation date.
      if (creationDate != 0) tce.date = new Date(creationDate);
      else tce.date = new Date();

      int uniqueVal = 1;
      String originalAlias = alias;

      while (entries.containsKey(alias.toLowerCase())) {
        alias = originalAlias + " " + uniqueVal;
        uniqueVal++;
      }

      entries.put(alias.toLowerCase(), tce);
    } catch (Exception e) {
      // The certificate will be skipped.
      System.err.println("KeychainStore Ignored Exception: " + e);
    }
  }
Ejemplo n.º 2
0
  /**
   * Assigns the given certificate to the given alias.
   *
   * <p>If the given alias already exists in this keystore and identifies a <i>trusted certificate
   * entry</i>, the certificate associated with it is overridden by the given certificate.
   *
   * @param alias the alias name
   * @param cert the certificate
   * @exception KeyStoreException if the given alias already exists and does not identify a
   *     <i>trusted certificate entry</i>, or this operation fails for some other reason.
   */
  public void engineSetCertificateEntry(String alias, Certificate cert) throws KeyStoreException {
    permissionCheck();

    synchronized (entries) {
      Object entry = entries.get(alias.toLowerCase());
      if ((entry != null) && (entry instanceof KeyEntry)) {
        throw new KeyStoreException("Cannot overwrite key entry with certificate");
      }

      // This will be slow, but necessary.  Enumerate the values and then see if the cert matches
      // the one in the trusted cert entry.
      // Security framework doesn't support the same certificate twice in a keychain.
      Collection<Object> allValues = entries.values();

      for (Object value : allValues) {
        if (value instanceof TrustedCertEntry) {
          TrustedCertEntry tce = (TrustedCertEntry) value;
          if (tce.cert.equals(cert)) {
            throw new KeyStoreException(
                "Keychain does not support mulitple copies of same certificate.");
          }
        }
      }

      TrustedCertEntry trustedCertEntry = new TrustedCertEntry();
      trustedCertEntry.cert = cert;
      trustedCertEntry.date = new Date();
      String lowerAlias = alias.toLowerCase();
      if (entries.get(lowerAlias) != null) {
        deletedEntries.put(lowerAlias, entries.get(lowerAlias));
      }
      entries.put(lowerAlias, trustedCertEntry);
      addedEntries.put(lowerAlias, trustedCertEntry);
    }
  }
Ejemplo n.º 3
0
  /**
   * Stores this keystore to the given output stream, and protects its integrity with the given
   * password.
   *
   * @param stream Ignored. the output stream to which this keystore is written.
   * @param password the password to generate the keystore integrity check
   * @exception IOException if there was an I/O problem with data
   * @exception NoSuchAlgorithmException if the appropriate data integrity algorithm could not be
   *     found
   * @exception CertificateException if any of the certificates included in the keystore data could
   *     not be stored
   */
  public void engineStore(OutputStream stream, char[] password)
      throws IOException, NoSuchAlgorithmException, CertificateException {
    permissionCheck();

    // Delete items that do have a keychain item ref.
    for (Enumeration<String> e = deletedEntries.keys(); e.hasMoreElements(); ) {
      String alias = e.nextElement();
      Object entry = deletedEntries.get(alias);
      if (entry instanceof TrustedCertEntry) {
        if (((TrustedCertEntry) entry).certRef != 0) {
          _removeItemFromKeychain(((TrustedCertEntry) entry).certRef);
          _releaseKeychainItemRef(((TrustedCertEntry) entry).certRef);
        }
      } else {
        Certificate certElem;
        KeyEntry keyEntry = (KeyEntry) entry;

        if (keyEntry.chain != null) {
          for (int i = 0; i < keyEntry.chain.length; i++) {
            if (keyEntry.chainRefs[i] != 0) {
              _removeItemFromKeychain(keyEntry.chainRefs[i]);
              _releaseKeychainItemRef(keyEntry.chainRefs[i]);
            }
          }

          if (keyEntry.keyRef != 0) {
            _removeItemFromKeychain(keyEntry.keyRef);
            _releaseKeychainItemRef(keyEntry.keyRef);
          }
        }
      }
    }

    // Add all of the certs or keys in the added entries.
    // No need to check for 0 refs, as they are in the added list.
    for (Enumeration<String> e = addedEntries.keys(); e.hasMoreElements(); ) {
      String alias = e.nextElement();
      Object entry = addedEntries.get(alias);
      if (entry instanceof TrustedCertEntry) {
        TrustedCertEntry tce = (TrustedCertEntry) entry;
        Certificate certElem;
        certElem = tce.cert;
        tce.certRef = addCertificateToKeychain(alias, certElem);
      } else {
        KeyEntry keyEntry = (KeyEntry) entry;

        if (keyEntry.chain != null) {
          for (int i = 0; i < keyEntry.chain.length; i++) {
            keyEntry.chainRefs[i] = addCertificateToKeychain(alias, keyEntry.chain[i]);
          }

          keyEntry.keyRef =
              _addItemToKeychain(alias, false, keyEntry.protectedPrivKey, keyEntry.password);
        }
      }
    }

    // Clear the added and deletedEntries hashtables here, now that we're done with the updates.
    // For the deleted entries, we freed up the native references above.
    deletedEntries.clear();
    addedEntries.clear();
  }