Native, command-line version of CryptoPass using Swiften

CryptoPassCLI.cpp

/*
 * Native, command-line version of CryptoPass ( http://tinyurl.com/cryptopass )
 * using the Swiften library ( http://swift.im/swiften )
 *
 * Copyright (c) 2012 Remko Tronçon
 * Licensed under the GNU General Public License v3
 */
  
#include <Swiften/Base/Platform.h>
#include <Swiften/StringCodecs/PBKDF2.h>
#include <Swiften/StringCodecs/HMAC_SHA256.h>
#include <Swiften/StringCodecs/Base64.h>

#include <iostream>
#include <boost/lexical_cast.hpp>
#ifdef SWIFTEN_PLATFORM_WINDOWS
#include <windows.h>
#else
#include <termios.h>
#include <unistd.h>
#endif

using namespace Swift;
using namespace std;
  
int main(int argc, char* argv[]) {
  string username, url, secret, password, lengthString;
  
  cout << "Username: " << flush;
  getline(cin, username);
  cout << "URL: " << flush;
  getline(cin, url);

#ifdef SWIFTEN_PLATFORM_WINDOWS
  DWORD mode = 0;  GetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), &mode);
  SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), mode & ~ENABLE_ECHO_INPUT);
#else  termios attributes;
  tcgetattr(STDIN_FILENO, &attributes);
  termios newAttributes = attributes;
  newAttributes.c_lflag &= ~ECHO;
  tcsetattr(STDIN_FILENO, TCSANOW, &newAttributes);
#endif
  cout << "Secret: " << flush;
  getline(cin, secret);
  cout << endl;
#ifdef SWIFTEN_PLATFORM_WINDOWS
  SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), mode);
#else
  tcsetattr(STDIN_FILENO, TCSANOW, &attributes);
#endif

  cout << "Length (Default: 25): " << flush;
  getline(cin, lengthString);
  size_t length = 25;
  if (!lengthString.empty()) {
    length = boost::lexical_cast<size_t>(lengthString);
  }

  cout << "Result: " << Base64::encode(PBKDF2::encode<HMAC_SHA256>(createSafeByteArray(secret), createByteArray(username+"@"+url), 5000)).substr(0, length) << endl;

  return 0;
}