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- (djm) Don't grab Xserver or pointer by default. x11-ssh-askpass doesn't

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and grabbing can cause deadlocks with kinput2.
This commit is contained in:
Damien Miller 2002-01-25 00:59:25 +11:00
parent 414642b26f
commit 6677d419de
2 changed files with 14 additions and 11 deletions
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6
ChangeLog
View File

@ -1,6 +1,6 @@
20020125 20020125
- (djm) Don't grab Xserver by default. x11-ssh-askpass doesn't and grabbing - (djm) Don't grab Xserver or pointer by default. x11-ssh-askpass doesn't
can cause deadlocks with kinput2 and grabbing can cause deadlocks with kinput2.
20020124 20020124
- (stevesk) Makefile.in: bug #61; delete commented line for now. - (stevesk) Makefile.in: bug #61; delete commented line for now.
@ -7394,4 +7394,4 @@
- Wrote replacements for strlcpy and mkdtemp - Wrote replacements for strlcpy and mkdtemp
- Released 1.0pre1 - Released 1.0pre1
$Id: ChangeLog,v 1.1795 2002/01/24 13:46:04 djm Exp $ $Id: ChangeLog,v 1.1796 2002/01/24 13:59:25 djm Exp $

19
contrib/gnome-ssh-askpass.c
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2000-2001 Damien Miller. All rights reserved. * Copyright (c) 2000-2002 Damien Miller. All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions * modification, are permitted provided that the following conditions
@ -27,10 +27,11 @@
* environment variable SSH_ASKPASS to point to the location of * environment variable SSH_ASKPASS to point to the location of
* gnome-ssh-askpass before calling "ssh-add < /dev/null". * gnome-ssh-askpass before calling "ssh-add < /dev/null".
* *
* There is only one run-time option: if you set the environment variable * There is only two run-time options: if you set the environment variable
* "GNOME_SSH_ASKPASS_GRAB_SERVER=true" then gnome-ssh-askpass will grab * "GNOME_SSH_ASKPASS_GRAB_SERVER=true" then gnome-ssh-askpass will grab
* the X server. This may have some benefit to security if you don't trust * the X server. If you set "GNOME_SSH_ASKPASS_GRAB_POINTER=true", then the
* your X server. We grab the keyboard and pointer anyway. * pointer will be grabbed too. These may have some benefit to security if
* you don't trust your X server. We grab the keyboard always.
*/ */
/* /*
@ -68,10 +69,11 @@ passphrase_dialog(char *message)
{ {
char *passphrase; char *passphrase;
char **messages; char **messages;
int result, i, grab_server; int result, i, grab_server, grab_pointer;
GtkWidget *dialog, *entry, *label; GtkWidget *dialog, *entry, *label;
grab_server = (getenv("GNOME_SSH_ASKPASS_GRAB_SERVER") != NULL); grab_server = (getenv("GNOME_SSH_ASKPASS_GRAB_SERVER") != NULL);
grab_pointer = (getenv("GNOME_SSH_ASKPASS_GRAB_POINTER") != NULL);
dialog = gnome_dialog_new("OpenSSH", GNOME_STOCK_BUTTON_OK, dialog = gnome_dialog_new("OpenSSH", GNOME_STOCK_BUTTON_OK,
GNOME_STOCK_BUTTON_CANCEL, NULL); GNOME_STOCK_BUTTON_CANCEL, NULL);
@ -103,8 +105,8 @@ passphrase_dialog(char *message)
/* Grab focus */ /* Grab focus */
if (grab_server) if (grab_server)
XGrabServer(GDK_DISPLAY()); XGrabServer(GDK_DISPLAY());
if (gdk_pointer_grab(dialog->window, TRUE, 0, NULL, NULL, if (grab_pointer && gdk_pointer_grab(dialog->window, TRUE, 0,
GDK_CURRENT_TIME)) NULL, NULL, GDK_CURRENT_TIME))
goto nograb; goto nograb;
if (gdk_keyboard_grab(dialog->window, FALSE, GDK_CURRENT_TIME)) if (gdk_keyboard_grab(dialog->window, FALSE, GDK_CURRENT_TIME))
goto nograbkb; goto nograbkb;
@ -118,7 +120,8 @@ passphrase_dialog(char *message)
/* Ungrab */ /* Ungrab */
if (grab_server) if (grab_server)
XUngrabServer(GDK_DISPLAY()); XUngrabServer(GDK_DISPLAY());
gdk_pointer_ungrab(GDK_CURRENT_TIME); if (grab_pointer)
gdk_pointer_ungrab(GDK_CURRENT_TIME);
gdk_keyboard_ungrab(GDK_CURRENT_TIME); gdk_keyboard_ungrab(GDK_CURRENT_TIME);
gdk_flush(); gdk_flush();