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pinentry-gnome3.c
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pinentry-gnome3.c
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/* pinentry-gnome3.c
Copyright (C) 2015 g10 Code GmbH
pinentry-gnome-3 is a pinentry application for GNOME 3. It tries
to follow the Gnome Human Interface Guide as close as possible.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gtk/gtk.h>
#include <gcr/gcr-base.h>
#include <string.h>
#include "assuan.h"
#include "memory.h"
#include "pinentry.h"
#ifdef FALLBACK_CURSES
#include "pinentry-curses.h"
#endif
#define PGMNAME "pinentry-gnome3"
#ifndef VERSION
# define VERSION
#endif
static gchar *
pinentry_utf8_validate (gchar *text)
{
gchar *result;
if (!text)
return NULL;
if (g_utf8_validate (text, -1, NULL))
return g_strdup (text);
/* Failure: Assume that it was encoded in the current locale and
convert it to utf-8. */
result = g_locale_to_utf8 (text, -1, NULL, NULL, NULL);
if (!result)
{
gchar *p;
result = p = g_strdup (text);
while (!g_utf8_validate (p, -1, (const gchar **) &p))
*p = '?';
}
return result;
}
static GcrPrompt *
create_prompt (pinentry_t pe, int confirm)
{
GcrPrompt *prompt;
GError *error = NULL;
char *msg;
/* Create the prompt. */
prompt = GCR_PROMPT (gcr_system_prompt_open (-1, NULL, &error));
if (! prompt)
{
g_warning ("couldn't create prompt for gnupg passphrase: %s",
error->message);
g_error_free (error);
return NULL;
}
/* Set the messages for the various buttons, etc. */
if (pe->title)
{
msg = pinentry_utf8_validate (pe->title);
gcr_prompt_set_title (prompt, msg);
g_free (msg);
}
if (pe->description)
{
msg = pinentry_utf8_validate (pe->description);
gcr_prompt_set_description (prompt, msg);
g_free (msg);
}
/* An error occured during the last prompt. */
if (pe->error)
{
msg = pinentry_utf8_validate (pe->error);
gcr_prompt_set_warning (prompt, msg);
g_free (msg);
}
if (! pe->prompt && confirm)
gcr_prompt_set_message (prompt, "Message");
else if (! pe->prompt && ! confirm)
gcr_prompt_set_message (prompt, "Enter Passphrase");
else
{
msg = pinentry_utf8_validate (pe->prompt);
gcr_prompt_set_message (prompt, msg);
g_free (msg);
}
if (! confirm)
gcr_prompt_set_password_new (prompt, !!pe->repeat_passphrase);
if (pe->ok || pe->default_ok)
{
msg = pinentry_utf8_validate (pe->ok ?: pe->default_ok);
gcr_prompt_set_continue_label (prompt, msg);
g_free (msg);
}
/* XXX: Disable this button if pe->one_button is set. */
if (pe->cancel || pe->default_cancel)
{
msg = pinentry_utf8_validate (pe->cancel ?: pe->default_cancel);
gcr_prompt_set_cancel_label (prompt, msg);
g_free (msg);
}
if (confirm && pe->notok)
{
/* XXX: Add support for the third option. */
}
/* XXX: gcr expects a string; we have a int. */
// gcr_prompt_set_caller_window (prompt, pe->parent_wid);
if (! confirm && pe->allow_external_password_cache && pe->keyinfo)
{
if (pe->default_pwmngr)
{
msg = pinentry_utf8_validate (pe->default_pwmngr);
gcr_prompt_set_choice_label (prompt, msg);
g_free (msg);
}
else
gcr_prompt_set_choice_label
(prompt, "Automatically unlock this key, whenever I'm logged in");
}
return prompt;
}
static int
gnome3_cmd_handler (pinentry_t pe)
{
GcrPrompt *prompt = NULL;
GError *error = NULL;
int ret = -1;
if (pe->pin)
/* Passphrase mode. */
{
const char *password;
prompt = create_prompt (pe, 0);
if (! prompt)
/* Something went wrong. */
{
pe->canceled = 1;
return -1;
}
/* "The returned password is valid until the next time a method
is called to display another prompt." */
password = gcr_prompt_password_run (prompt, NULL, &error);
if (error)
/* Error. */
{
pe->specific_err = ASSUAN_General_Error;
g_error_free (error);
ret = -1;
}
else if (! password && ! error)
/* User cancelled the operation. */
ret = -1;
else
{
pinentry_setbufferlen (pe, strlen (password) + 1);
if (pe->pin)
strcpy (pe->pin, password);
if (pe->repeat_passphrase)
pe->repeat_okay = 1;
ret = 1;
}
}
else
/* Message box mode. */
{
GcrPromptReply reply;
prompt = create_prompt (pe, 1);
if (! prompt)
/* Something went wrong. */
{
pe->canceled = 1;
return -1;
}
/* XXX: We don't support a third button! */
reply = gcr_prompt_confirm_run (prompt, NULL, &error);
if (error)
{
pe->specific_err = ASSUAN_General_Error;
ret = 0;
}
else if (reply == GCR_PROMPT_REPLY_CONTINUE
/* XXX: Hack since gcr doesn't yet support one button
message boxes treat cancel the same as okay. */
|| pe->one_button)
/* Confirmation. */
ret = 1;
else
/* GCR_PROMPT_REPLY_CANCEL */
{
pe->canceled = 1;
ret = 0;
}
}
if (prompt)
g_clear_object (&prompt);
return ret;
}
pinentry_cmd_handler_t pinentry_cmd_handler = gnome3_cmd_handler;
int
main (int argc, char *argv[])
{
pinentry_init (PGMNAME);
#ifdef FALLBACK_CURSES
if (pinentry_have_display (argc, argv))
gtk_init (&argc, &argv);
else
pinentry_cmd_handler = curses_cmd_handler;
#else
gtk_init (&argc, &argv);
#endif
pinentry_parse_opts (argc, argv);
if (pinentry_loop ())
return 1;
return 0;
}

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Expires
Sat, May 10, 9:23 AM (1 h, 34 m)
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Storage Format
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Storage Handle
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