diff options
Diffstat (limited to 'src/VBox/Additions/linux/lightdm-greeter/liblightdm-gobject-1.5.0/power.c')
| -rw-r--r-- | src/VBox/Additions/linux/lightdm-greeter/liblightdm-gobject-1.5.0/power.c | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/src/VBox/Additions/linux/lightdm-greeter/liblightdm-gobject-1.5.0/power.c b/src/VBox/Additions/linux/lightdm-greeter/liblightdm-gobject-1.5.0/power.c new file mode 100644 index 00000000..f7830ff2 --- /dev/null +++ b/src/VBox/Additions/linux/lightdm-greeter/liblightdm-gobject-1.5.0/power.c @@ -0,0 +1,211 @@ +/* + * Copyright (C) 2010-2011 Robert Ancell. + * Author: Robert Ancell <robert.ancell@canonical.com> + * + * This library is free software; you can redistribute it and/or modify it under + * the terms of the GNU Lesser General Public License as published by the Free + * Software Foundation; either version 2 or version 3 of the License. + * See http://www.gnu.org/copyleft/lgpl.html the full text of the license. + */ + +/* + * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice + * other than GPL or LGPL is available it will apply instead, Oracle elects to use only + * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where + * a choice of LGPL license versions is made available with the language indicating + * that LGPLv2 or any later version may be used, or where a choice of which version + * of the LGPL is applied is otherwise unspecified. + */ + +#include "config.h" + +#include <string.h> +#include <gio/gio.h> + +#include "lightdm/power.h" + +static GDBusProxy *upower_proxy = NULL; +static GDBusProxy *ck_proxy = NULL; + +static gboolean +upower_call_function (const gchar *function, gboolean default_result, GError **error) +{ + GVariant *result; + gboolean function_result = FALSE; + + if (!upower_proxy) + { + upower_proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM, + G_DBUS_PROXY_FLAGS_NONE, + NULL, + "org.freedesktop.UPower", + "/org/freedesktop/UPower", + "org.freedesktop.UPower", + NULL, + error); + if (!upower_proxy) + return FALSE; + } + + result = g_dbus_proxy_call_sync (upower_proxy, + function, + NULL, + G_DBUS_CALL_FLAGS_NONE, + -1, + NULL, + error); + if (!result) + return default_result; + + if (g_variant_is_of_type (result, G_VARIANT_TYPE ("(b)"))) + g_variant_get (result, "(b)", &function_result); + + g_variant_unref (result); + return function_result; +} + +/** + * lightdm_get_can_suspend: + * + * Checks if authorized to do a system suspend. + * + * Return value: #TRUE if can suspend the system + **/ +gboolean +lightdm_get_can_suspend (void) +{ + return upower_call_function ("SuspendAllowed", FALSE, NULL); +} + +/** + * lightdm_suspend: + * @error: return location for a #GError, or %NULL + * + * Triggers a system suspend. + * + * Return value: #TRUE if suspend initiated. + **/ +gboolean +lightdm_suspend (GError **error) +{ + return upower_call_function ("Suspend", TRUE, error); +} + +/** + * lightdm_get_can_hibernate: + * + * Checks if is authorized to do a system hibernate. + * + * Return value: #TRUE if can hibernate the system + **/ +gboolean +lightdm_get_can_hibernate (void) +{ + return upower_call_function ("HibernateAllowed", FALSE, NULL); +} + +/** + * lightdm_hibernate: + * @error: return location for a #GError, or %NULL + * + * Triggers a system hibernate. + * + * Return value: #TRUE if hibernate initiated. + **/ +gboolean +lightdm_hibernate (GError **error) +{ + return upower_call_function ("Hibernate", TRUE, error); +} + +static gboolean +ck_call_function (const gchar *function, gboolean default_result, GError **error) +{ + GVariant *result; + gboolean function_result = FALSE; + + if (!ck_proxy) + { + ck_proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM, + G_DBUS_PROXY_FLAGS_NONE, + NULL, + "org.freedesktop.ConsoleKit", + "/org/freedesktop/ConsoleKit/Manager", + "org.freedesktop.ConsoleKit.Manager", + NULL, + error); + if (!ck_proxy) + return FALSE; + } + + result = g_dbus_proxy_call_sync (ck_proxy, + function, + NULL, + G_DBUS_CALL_FLAGS_NONE, + -1, + NULL, + error); + + if (!result) + return default_result; + + if (g_variant_is_of_type (result, G_VARIANT_TYPE ("(b)"))) + g_variant_get (result, "(b)", &function_result); + + g_variant_unref (result); + return function_result; +} + +/** + * lightdm_get_can_restart: + * + * Checks if is authorized to do a system restart. + * + * Return value: #TRUE if can restart the system + **/ +gboolean +lightdm_get_can_restart (void) +{ + return ck_call_function ("CanRestart", FALSE, NULL); +} + +/** + * lightdm_restart: + * @error: return location for a #GError, or %NULL + * + * Triggers a system restart. + * + * Return value: #TRUE if restart initiated. + **/ +gboolean +lightdm_restart (GError **error) +{ + return ck_call_function ("Restart", TRUE, error); +} + +/** + * lightdm_get_can_shutdown: + * + * Checks if is authorized to do a system shutdown. + * + * Return value: #TRUE if can shutdown the system + **/ +gboolean +lightdm_get_can_shutdown (void) +{ + return ck_call_function ("CanStop", FALSE, NULL); +} + +/** + * lightdm_shutdown: + * @error: return location for a #GError, or %NULL + * + * Triggers a system shutdown. + * + * Return value: #TRUE if shutdown initiated. + **/ +gboolean +lightdm_shutdown (GError **error) +{ + return ck_call_function ("Stop", TRUE, error); +} |