getpasswd.cpp

/*
  name: tools/pkg/getpasswd.cpp

  This file is part of ARCS - Augmented Reality Component System
  (version 2-current), written by Jean-Yves Didier 
  for IBISC Laboratory (http://www.ibisc.univ-evry.fr)

  Copyright (C) 2013  Université d'Evry-Val d'Essonne

  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.


  Please send bugreports  with examples or suggestions to
  jean-yves.didier__at__ibisc.univ-evry.fr
*/


#include "getpasswd.h"
#include <iostream>

#ifdef WIN32

string getpasswd(string prompt)
{
  string password;
  cout <<prompt<<endl;

  DWORD con_mode;
  DWORD dwRead;

  HANDLE hIn=GetStdHandle(STD_INPUT_HANDLE);

  GetConsoleMode( hIn, &con_mode );
  SetConsoleMode( hIn, con_mode & ~(ENABLE_ECHO_INPUT | ENABLE_LINE_INPUT) );

  cin >> password;

  SetConsoleMode( hIn, con_mode );
  return password;
}

#else // !WIN32

#include <termios.h>
#include <unistd.h>
#include <string>
using namespace std;

string getpasswd(string prompt)
{
  string password;

  cout << prompt;

  termios tty;
  tcgetattr(STDIN_FILENO, &tty);

  /* we want to disable echo */
  tty.c_lflag &= ~ECHO;
  tcsetattr(STDIN_FILENO, TCSANOW, &tty);

  cin >> password;

  tty.c_lflag |= ECHO;
  tcsetattr(STDIN_FILENO, TCSANOW, &tty);
  return password;
}

#endif // WIN32