// Copyright (C) 1999,2000 Bruce Guenter <bruceg@em.ca>

//

// 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, write to the Free Software

// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#include <config.h>

#include "passwdfn.h"

#include <pwd.h>

#include <stdlib.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <unistd.h>

#include <ctype.h>

#include "fdbuf/fdbuf.h"

#include "mystring/mystring.h"

#include "stat_fns.h"

#ifdef HAVE_CRYPT_H

#include <crypt.h>

#endif

static mystring getpasswd_interactive(const char* err)

{

  mystring pass1 = getpass("Enter the user's new password: ");

  mystring pass2 = getpass("Please type it again for verification: ");

  if(!(pass1 == pass2)) {

    ferr << err << ": error: passwords don't match\n";

    return "";

  }

  if(pass1.length() == 0)

    ferr << err << ": error: password is empty.\n";

  return pass1;

}

static mystring getpasswd_stdin(const char* err)

{

  mystring tmp;

  fin.getline(tmp);

  tmp = tmp.rstrip();

  if(!tmp)

    ferr << err << ": error: password is empty.\n";

  return tmp;

}

mystring getpasswd(const char* err)

{

  return isatty(0) ?

    getpasswd_interactive(err) :

    getpasswd_stdin(err);

}