f8e5d2cfaa
remove debug traces * src/addrcache.[ch] * src/filtering.[ch] * src/folder.[c] * src/gtkaspell.[ch] * src/imap.[ch] * src/mbox_folder.[ch] * src/mh.[ch] * src/mimeview.h * src/msgcache.[ch] * src/news.[ch] * src/passphrase.[ch] * src/prefs_common.[ch] * src/prefs_gtk.[ch] * src/procmsg.c * src/scoring.[ch] be pedantic; (in prototypes () implies (int))
327 lines
9.5 KiB
C
327 lines
9.5 KiB
C
/* passphrase.c - GTK+ based passphrase callback
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* Copyright (C) 2001 Werner Koch (dd9jn)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#if USE_GPGME
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#include <string.h>
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <glib.h>
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#include <gdk/gdkkeysyms.h>
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#include <gdk/gdkx.h> /* GDK_DISPLAY() */
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#include <gtk/gtkmain.h>
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#include <gtk/gtkwidget.h>
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#include <gtk/gtkwindow.h>
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#include <gtk/gtkvbox.h>
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#include <gtk/gtktable.h>
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#include <gtk/gtklabel.h>
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#include <gtk/gtkentry.h>
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#include <gtk/gtkhbbox.h>
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#include <gtk/gtkbutton.h>
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#include <gtk/gtkfilesel.h>
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#include <gtk/gtksignal.h>
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#include "intl.h"
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#include "passphrase.h"
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#include "prefs_common.h"
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#include "manage_window.h"
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#include "utils.h"
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static int grab_all = 0;
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static gboolean pass_ack;
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static gchar *last_pass = NULL;
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static void passphrase_ok_cb(GtkWidget *widget, gpointer data);
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static void passphrase_cancel_cb(GtkWidget *widget, gpointer data);
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static gint passphrase_deleted(GtkWidget *widget, GdkEventAny *event,
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gpointer data);
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static void passphrase_key_pressed(GtkWidget *widget, GdkEventKey *event,
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gpointer data);
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static gchar* passphrase_mbox (const gchar *desc);
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static GtkWidget *create_description (const gchar *desc);
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void
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gpgmegtk_set_passphrase_grab (gint yes)
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{
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grab_all = yes;
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}
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static gchar*
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passphrase_mbox (const gchar *desc)
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{
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gchar *the_passphrase = NULL;
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GtkWidget *vbox;
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GtkWidget *table;
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GtkWidget *pass_label;
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GtkWidget *confirm_box;
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GtkWidget *window;
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GtkWidget *pass_entry;
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GtkWidget *ok_button;
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GtkWidget *cancel_button;
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window = gtk_window_new(GTK_WINDOW_DIALOG);
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gtk_window_set_title(GTK_WINDOW(window), _("Passphrase"));
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gtk_widget_set_usize(window, 450, -1);
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gtk_container_set_border_width(GTK_CONTAINER(window), 4);
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gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
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gtk_window_set_modal(GTK_WINDOW(window), TRUE);
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gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
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gtk_signal_connect(GTK_OBJECT(window), "delete_event",
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GTK_SIGNAL_FUNC(passphrase_deleted), NULL);
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gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
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GTK_SIGNAL_FUNC(passphrase_key_pressed), NULL);
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MANAGE_WINDOW_SIGNALS_CONNECT(window);
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manage_window_set_transient(GTK_WINDOW(window));
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vbox = gtk_vbox_new(FALSE, 8);
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gtk_container_add(GTK_CONTAINER(window), vbox);
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if (desc) {
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GtkWidget *label;
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label = create_description (desc);
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gtk_box_pack_start (GTK_BOX(vbox), label, TRUE, TRUE, 0);
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}
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table = gtk_table_new(2, 2, FALSE);
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gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
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gtk_container_set_border_width(GTK_CONTAINER(table), 8);
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gtk_table_set_row_spacings(GTK_TABLE(table), 12);
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gtk_table_set_col_spacings(GTK_TABLE(table), 8);
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pass_label = gtk_label_new("");
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gtk_table_attach (GTK_TABLE(table), pass_label, 0, 1, 0, 1,
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GTK_FILL, GTK_EXPAND|GTK_FILL, 0, 0);
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gtk_misc_set_alignment (GTK_MISC (pass_label), 1, 0.5);
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pass_entry = gtk_entry_new();
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gtk_table_attach (GTK_TABLE(table), pass_entry, 1, 2, 0, 1,
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GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0);
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gtk_entry_set_visibility (GTK_ENTRY(pass_entry), FALSE);
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gtk_widget_grab_focus (pass_entry);
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confirm_box = gtk_hbutton_box_new ();
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gtk_button_box_set_layout (GTK_BUTTON_BOX(confirm_box), GTK_BUTTONBOX_END);
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gtk_button_box_set_spacing (GTK_BUTTON_BOX(confirm_box), 5);
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ok_button = gtk_button_new_with_label (_("OK"));
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GTK_WIDGET_SET_FLAGS (ok_button, GTK_CAN_DEFAULT);
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gtk_box_pack_start (GTK_BOX(confirm_box), ok_button, TRUE, TRUE, 0);
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cancel_button = gtk_button_new_with_label (_("Cancel"));
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GTK_WIDGET_SET_FLAGS (cancel_button, GTK_CAN_DEFAULT);
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gtk_box_pack_start(GTK_BOX(confirm_box), cancel_button, TRUE, TRUE, 0);
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gtk_box_pack_end(GTK_BOX(vbox), confirm_box, FALSE, FALSE, 0);
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gtk_widget_grab_default (ok_button);
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gtk_signal_connect(GTK_OBJECT(ok_button), "clicked",
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GTK_SIGNAL_FUNC(passphrase_ok_cb), NULL);
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gtk_signal_connect(GTK_OBJECT(pass_entry), "activate",
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GTK_SIGNAL_FUNC(passphrase_ok_cb), NULL);
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gtk_signal_connect(GTK_OBJECT(cancel_button), "clicked",
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GTK_SIGNAL_FUNC(passphrase_cancel_cb), NULL);
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if (grab_all)
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gtk_object_set (GTK_OBJECT(window), "type", GTK_WINDOW_POPUP, NULL);
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gtk_window_set_position (GTK_WINDOW(window), GTK_WIN_POS_CENTER);
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if (grab_all)
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gtk_window_set_policy (GTK_WINDOW(window), FALSE, FALSE, TRUE);
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gtk_widget_show_all(window);
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if (grab_all) {
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XGrabServer(GDK_DISPLAY());
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if ( gdk_pointer_grab ( window->window, TRUE, 0,
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NULL, NULL, GDK_CURRENT_TIME)) {
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XUngrabServer ( GDK_DISPLAY() );
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g_warning ("OOPS: Could not grab mouse\n");
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gtk_widget_destroy (window);
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return NULL;
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}
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if ( gdk_keyboard_grab( window->window, FALSE, GDK_CURRENT_TIME )) {
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gdk_pointer_ungrab (GDK_CURRENT_TIME);
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XUngrabServer ( GDK_DISPLAY() );
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g_warning ("OOPS: Could not grab keyboard\n");
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gtk_widget_destroy (window);
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return NULL;
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}
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}
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gtk_main();
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if (grab_all) {
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XUngrabServer (GDK_DISPLAY());
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gdk_pointer_ungrab (GDK_CURRENT_TIME);
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gdk_keyboard_ungrab (GDK_CURRENT_TIME);
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gdk_flush();
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}
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manage_window_focus_out(window, NULL, NULL);
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if (pass_ack) {
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the_passphrase = gtk_entry_get_text(GTK_ENTRY(pass_entry));
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if (the_passphrase) /* Hmmm: Do we really need this? */
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the_passphrase = g_strdup (the_passphrase);
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}
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gtk_widget_destroy (window);
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return the_passphrase;
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}
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static void
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passphrase_ok_cb(GtkWidget *widget, gpointer data)
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{
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pass_ack = TRUE;
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gtk_main_quit();
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}
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static void
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passphrase_cancel_cb(GtkWidget *widget, gpointer data)
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{
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pass_ack = FALSE;
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gtk_main_quit();
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}
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static gint
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passphrase_deleted(GtkWidget *widget, GdkEventAny *event, gpointer data)
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{
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passphrase_cancel_cb(NULL, NULL);
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return TRUE;
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}
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static void
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passphrase_key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
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{
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if (event && event->keyval == GDK_Escape)
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passphrase_cancel_cb(NULL, NULL);
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}
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static gint
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linelen (const gchar *s)
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{
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gint i;
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for (i = 0; *s && *s != '\n'; s++, i++)
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;
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return i;
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}
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static GtkWidget *
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create_description (const gchar *desc)
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{
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const gchar *cmd = NULL, *uid = NULL, *info = NULL;
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gchar *buf;
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GtkWidget *label;
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cmd = desc;
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uid = strchr (cmd, '\n');
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if (uid) {
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info = strchr (++uid, '\n');
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if (info )
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info++;
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}
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if (!uid)
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uid = _("[no user id]");
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if (!info)
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info = "";
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buf = g_strdup_printf (_("%sPlease enter the passphrase for:\n\n"
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" %.*s \n"
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"(%.*s)\n"),
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!strncmp (cmd, "TRY_AGAIN", 9 ) ?
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_("Bad passphrase! Try again...\n\n") : "",
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linelen (uid), uid, linelen (info), info);
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label = gtk_label_new (buf);
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g_free (buf);
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return label;
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}
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static int free_passphrase(gpointer _unused)
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{
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if (last_pass != NULL) {
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munlock(last_pass, strlen(last_pass));
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g_free(last_pass);
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last_pass = NULL;
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debug_print("%% passphrase removed");
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}
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return FALSE;
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}
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const char*
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gpgmegtk_passphrase_cb (void *opaque, const char *desc, void **r_hd)
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{
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struct passphrase_cb_info_s *info = opaque;
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GpgmeCtx ctx = info ? info->c : NULL;
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const char *pass;
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if (!desc) {
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/* FIXME: cleanup by looking at *r_hd */
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return NULL;
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}
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if (prefs_common.store_passphrase && last_pass != NULL &&
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strncmp(desc, "TRY_AGAIN", 9) != 0)
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return g_strdup(last_pass);
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gpgmegtk_set_passphrase_grab (prefs_common.passphrase_grab);
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debug_print ("%% requesting passphrase for `%s': ", desc);
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pass = passphrase_mbox (desc);
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gpgmegtk_free_passphrase();
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if (!pass) {
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debug_print ("%% cancel passphrase entry");
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gpgme_cancel (ctx);
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}
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else {
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if (prefs_common.store_passphrase) {
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last_pass = g_strdup(pass);
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if (mlock(last_pass, strlen(last_pass)) == -1)
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debug_print("%% locking passphrase failed");
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if (prefs_common.store_passphrase_timeout > 0) {
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gtk_timeout_add(prefs_common.store_passphrase_timeout*60*1000,
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free_passphrase, NULL);
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}
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}
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debug_print ("%% sending passphrase");
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}
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return pass;
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}
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void gpgmegtk_free_passphrase(void)
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{
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(void)free_passphrase(NULL); /* could be inline */
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}
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#endif /* USE_GPGME */
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