/* Copyright  (c) 2002 Graz University of Technology. All rights reserved.
 *
 * Redistribution and use in  source and binary forms, with or without 
 * modification, are permitted  provided that the following conditions are met:
 *
 * 1. Redistributions of  source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in  binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  
 * 3. The end-user documentation included with the redistribution, if any, must
 *    include the following acknowledgment:
 * 
 *    "This product includes software developed by IAIK of Graz University of
 *     Technology."
 * 
 *    Alternately, this acknowledgment may appear in the software itself, if 
 *    and wherever such third-party acknowledgments normally appear.
 *  
 * 4. The names "Graz University of Technology" and "IAIK of Graz University of
 *    Technology" must not be used to endorse or promote products derived from 
 *    this software without prior written permission.
 *  
 * 5. Products derived from this software may not be called 
 *    "IAIK PKCS Wrapper", nor may "IAIK" appear in their name, without prior 
 *    written permission of Graz University of Technology.
 *  
 *  THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 *  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
 *  OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 *  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 *  OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY  OF SUCH DAMAGE.
 */

package demo.pkcs.pkcs11;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;

import iaik.pkcs.pkcs11.Module;
import iaik.pkcs.pkcs11.Session;
import iaik.pkcs.pkcs11.Token;
import iaik.pkcs.pkcs11.TokenInfo;



/**
 * This program initializes a token. Note that this erases all data on the
 * token.
 *
 * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a>
 * @version 0.1
 * @invariants
 */
public class InitToken {

  static PrintWriter output_;

  static BufferedReader input_;

  static {
    try {
      //output_ = new PrintWriter(new FileWriter("GetInfo_output.txt"), true);
      output_ = new PrintWriter(System.out, true);
      input_ = new BufferedReader(new InputStreamReader(System.in));
    } catch (Throwable thr) {
      thr.printStackTrace();
      output_ = new PrintWriter(System.out, true);
      input_ = new BufferedReader(new InputStreamReader(System.in));
    }
  }

  public static void main(String[] args) {
    if (args.length != 2) {
      printUsage();
      System.exit(1);
    }

    try {

        Module pkcs11Module = Module.getInstance(args[0]);
        pkcs11Module.initialize(null);

        Token token = Util.selectToken(pkcs11Module, output_, input_);
        if (token == null) {
          output_.println("We have no token to proceed. Finished.");
          output_.flush();
          System.exit(0);
        }

        TokenInfo tokenInfo = token.getTokenInfo();

        output_.println("################################################################################");
        output_.println("Information of Token to be initialized:");
        output_.println(tokenInfo);
        output_.println("################################################################################");

/*      
        output_.println("################################################################################");
        output_.println("ATTENTION! Initialization will start in 10 seconds. You have time to remove the token or press any key to abort. Countdown... ");

        InputStreamReader inputReader = new InputStreamReader(System.in);
        for (int i = 10; i >= 0; i--) {
          output_.print("\r");
          output_.print(i);
          output_.print(' ');
          output_.flush();
          Thread.sleep(1000);
          if (inputReader.ready()) {
            output_.println("Aborted...EXIT");
            output_.flush();
            pkcs11Module.finalize(null);
            System.exit(0);
          }
        }
        output_.println();
 */
        output_.print("initializing... ");

        String soPINString = null;
        if (tokenInfo.isProtectedAuthenticationPath()) {
          output_.print("Please enter the SO-PIN at the PIN-pad of your reader.");
          token.initToken(null, args[1]);; // the token prompts the PIN by other means; e.g. PIN-pad
        } else {
          output_.print("Enter the SO-PIN and press [return key]: ");
          output_.flush();
          soPINString = input_.readLine();
          token.initToken(soPINString.toCharArray(), args[1]);
        }
        output_.println("FINISHED");

        // login security officer
        if (tokenInfo.isLoginRequired()) {
          output_.print("initializing user-PIN... ");
          Session session =
              token.openSession(Token.SessionType.SERIAL_SESSION, Token.SessionReadWriteBehavior.RW_SESSION, null, null);

          if (tokenInfo.isProtectedAuthenticationPath()) {
            output_.print("Please enter the SO-PIN at the PIN-pad of your reader.");
            output_.flush();
            session.login(Session.UserType.SO, null); // the token prompts the PIN by other means; e.g. PIN-pad
            output_.print("Please enter the user-PIN at the PIN-pad of your reader.");
            output_.flush();
            session.initPIN(null);
          } else {
            if (soPINString != null) {
              session.login(Session.UserType.SO, soPINString.toCharArray());
            } else {
              output_.print("Enter the SO-PIN and press [return key]: ");
              output_.flush();
              soPINString = input_.readLine();
              session.login(Session.UserType.SO, soPINString.toCharArray());
            }
            output_.print("Enter the user-PIN and press [return key]: ");
            output_.flush();
            String userPINString = input_.readLine();
            session.initPIN(userPINString.toCharArray());
          }
          session.closeSession();
          output_.println("FINISHED");
        }

        output_.println("################################################################################");

        tokenInfo = token.getTokenInfo();

        output_.println("################################################################################");
        output_.println("Information of initialized Token:");
        output_.println(tokenInfo);
        output_.println("################################################################################");

        pkcs11Module.finalize(null);

    } catch (Throwable thr) {
      thr.printStackTrace();
    }
  }

  public static void printUsage() {
    output_.println("Usage: InitToken <PKCS#11 module> \"Card Label\"");
    output_.println(" e.g.: InitToken pk2priv.dll \"My Test Card\"");
    output_.println("ATTENTION: Any data on the card will get lost upon initialization!");
    output_.println("The given DLL must be in the search path of the system.");
  }

}