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/*
main.cpp - A (not yet) secure Qt 4 dialog for PIN entry.
Copyright (C) 2002, 2008 Klar舁vdalens Datakonsult AB (KDAB)
Copyright (C) 2003 g10 Code GmbH
Copyright 2007 Ingo Klﾃｶcker
Written by Steffen Hansen <steffen@klaralvdalens-datakonsult.se>.
Modified by Marcus Brinkmann <marcus@g10code.de>.
Modified by Marc Mutz <marc@kdab.com>
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "pinentrydialog.h"
#include "pinentry.h"
#include <qapplication.h>
#include <QString>
#include <qwidget.h>
#include <qmessagebox.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#ifdef FALLBACK_CURSES
#include <pinentry-curses.h>
#endif
/* Hack for creating a QWidget with a "foreign" window ID */
class ForeignWidget : public QWidget
{
public:
explicit ForeignWidget( WId wid ) : QWidget( 0 )
{
QWidget::destroy();
create( wid, false, false );
}
~ForeignWidget()
{
destroy( false, false );
}
};
static int
qt_cmd_handler (pinentry_t pe)
{
QWidget *parent = 0;
int want_pass = !!pe->pin;
if (want_pass)
{
/* FIXME: Add parent window ID to pinentry and GTK. */
if (pe->parent_wid)
parent = new ForeignWidget ((HWND) pe->parent_wid);
PinEntryDialog pinentry (parent, 0, true, !!pe->quality_bar);
pinentry.setPinentryInfo (pe);
pinentry.setPrompt (QString::fromUtf8 (pe->prompt));
pinentry.setDescription (QString::fromUtf8 (pe->description));
/* If we reuse the same dialog window. */
pinentry.setPin (secqstring());
if (pe->ok)
pinentry.setOkText (QString::fromUtf8 (pe->ok));
if (pe->cancel)
pinentry.setCancelText (QString::fromUtf8 (pe->cancel));
if (pe->error)
pinentry.setError (QString::fromUtf8 (pe->error));
if (pe->quality_bar)
pinentry.setQualityBar (QString::fromUtf8 (pe->quality_bar));
if (pe->quality_bar_tt)
pinentry.setQualityBarTT (QString::fromUtf8 (pe->quality_bar_tt));
bool ret = pinentry.exec ();
if (!ret)
return -1;
const secstring pinUtf8 = toUtf8( pinentry.pin() );
const char *pin = pinUtf8.data();
if (!pin)
return -1;
int len = strlen (pin);
if (len >= 0)
{
pinentry_setbufferlen (pe, len + 1);
if (pe->pin)
{
strcpy (pe->pin, pin);
return len;
}
}
return -1;
}
else
{
QString desc = QString::fromUtf8 (pe->description? pe->description :"");
QString ok = QString::fromUtf8 (pe->ok ? pe->ok : "OK");
QString can = QString::fromUtf8 (pe->cancel ? pe->cancel : "Cancel");
bool ret;
ret = QMessageBox::information (parent, "", desc, ok, can );
return !ret;
}
}
pinentry_cmd_handler_t pinentry_cmd_handler = qt_cmd_handler;
int
main (int argc, char *argv[])
{
pinentry_init ("pinentry-qt4");
#ifdef FALLBACK_CURSES
if (!pinentry_have_display (argc, argv))
pinentry_cmd_handler = curses_cmd_handler;
else
#endif
{
/* Qt does only understand -display but not --display; thus we
are fixing that here. The code is pretty simply and may get
confused if an argument is called "--display". */
char **new_argv, *p;
size_t n;
int i, done;
for (n=0,i=0; i < argc; i++)
n += strlen (argv[i])+1;
n++;
new_argv = (char**)calloc (argc+1, sizeof *new_argv);
if (new_argv)
*new_argv = (char*)malloc (n);
if (!new_argv || !*new_argv)
{
fprintf (stderr, "pinentry-qt4: can't fixup argument list: %s\n",
strerror (errno));
exit (EXIT_FAILURE);
}
for (done=0,p=*new_argv,i=0; i < argc; i++)
if (!done && !strcmp (argv[i], "--display"))
{
new_argv[i] = "-display";
done = 1;
}
else
{
new_argv[i] = strcpy (p, argv[i]);
p += strlen (argv[i]) + 1;
}
/* We use a modal dialog window, so we don't need the application
window anymore. */
i = argc;
new QApplication (i, new_argv);
}
/* Consumes all arguments. */
if (pinentry_parse_opts (argc, argv))
{
printf ("pinentry-qt4 (pinentry) " /* VERSION */ "\n");
exit (EXIT_SUCCESS);
}
if (pinentry_loop ())
return 1;
return 0;
}

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