diff options
Diffstat (limited to 'xfce4-session/xfsm-shutdown-helper.c')
| -rw-r--r-- | xfce4-session/xfsm-shutdown-helper.c | 1862 |
1 files changed, 0 insertions, 1862 deletions
diff --git a/xfce4-session/xfsm-shutdown-helper.c b/xfce4-session/xfsm-shutdown-helper.c deleted file mode 100644 index ef29f4f5..00000000 --- a/xfce4-session/xfsm-shutdown-helper.c +++ /dev/null @@ -1,1862 +0,0 @@ -/* $Id$ */ -/*- - * Copyright (c) 2003-2006 Benedikt Meurer <benny@xfce.org> - * Copyright (c) 2010 Ali Abdallah <aliov@xfce.org> - * All rights reserved. - * - * 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, 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. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#endif -#ifdef HAVE_SYS_RESOURCE_H -#include <sys/resource.h> -#endif -#ifdef HAVE_SYS_WAIT_H -#include <sys/wait.h> -#endif -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif -#ifdef HAVE_SYS_USER_H -#include <sys/user.h> -#endif -#ifdef HAVE_SYS_SYSCTL_H -#include <sys/sysctl.h> -#endif - -#ifdef HAVE_MEMORY_H -#include <memory.h> -#endif -#include <stdio.h> -#ifdef HAVE_STDLIB_H -#include <stdlib.h> -#endif -#ifdef HAVE_SIGNAL_H -#include <signal.h> -#endif -#ifdef HAVE_STRING_H -#include <string.h> -#endif -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif -#ifdef HAVE_ERRNO_H -#include <errno.h> -#endif - -#include <dbus/dbus.h> -#include <dbus/dbus-glib-lowlevel.h> - -#include <libxfce4util/libxfce4util.h> - -#include <xfce4-session/xfsm-shutdown-helper.h> -#include <xfce4-session/xfsm-global.h> - -static void xfsm_shutdown_helper_finalize (GObject *object); - -static void xfsm_shutdown_helper_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec); - -static void xfsm_shutdown_helper_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec); - -/** - * Suspend/Hibernate backend to use. - * - * upower, HAL, pmutils via sudo. - * - **/ -typedef enum -{ - XFSM_SLEEP_BACKEND_NOT_SUPPORTED, - XFSM_SLEEP_BACKEND_UPOWER, - XFSM_SLEEP_BACKEND_HAL, - XFSM_SLEEP_BACKEND_SUDO /*sudo pm-suspend ?*/ - -} XfsmSleepBackend; - -/** - * Shutdown/Reboot backend to use - * - * ConsoleKit, HAL, sudo - **/ -typedef enum -{ - XFSM_SHUTDOWN_BACKEND_NOT_SUPPORTED, - XFSM_SHUTDOWN_BACKEND_CONSOLE_KIT, - XFSM_SHUTDOWN_BACKEND_HAL, - XFSM_SHUTDOWN_BACKEND_SUDO - -} XfsmShutdownBackend; - -#ifdef ENABLE_POLKIT -/*DBus GTypes for polkit calls*/ -static GType polkit_subject_gtype = G_TYPE_INVALID; -static GType polkit_details_gtype = G_TYPE_INVALID; -static GType polkit_result_gtype = G_TYPE_INVALID; -#endif /*ENABLE_POLKIT*/ - -struct _XfsmShutdownHelper -{ - GObject parent; - - DBusGConnection *system_bus; - -#ifdef ENABLE_POLKIT - DBusGProxy *polkit_proxy; - GValueArray *polkit_subject; - GHashTable *polkit_details; - GHashTable *polkit_subject_hash; -#endif - - XfsmShutdownBackend shutdown_backend; - XfsmSleepBackend sleep_backend; - - gboolean auth_shutdown; - gboolean auth_restart; - gboolean auth_suspend; - gboolean auth_hibernate; - gboolean can_shutdown; - gboolean can_restart; - gboolean can_suspend; - gboolean can_hibernate; - - gboolean devkit_is_upower; - - /* Sudo data */ - gchar *sudo; - FILE *infile; - FILE *outfile; - pid_t pid; - gboolean require_password; - -}; - -struct _XfsmShutdownHelperClass -{ - GObjectClass parent_class; -}; - -enum -{ - PROP_0, - PROP_AUTHORIZED_TO_SHUTDOWN, - PROP_AUTHORIZED_TO_RESTART, - PROP_AUTHORIZED_TO_SUSPEND, - PROP_AUTHORIZED_TO_HIBERNATE, - PROP_CAN_SHUTDOWN, - PROP_CAN_RESTART, - PROP_CAN_SUSPEND, - PROP_CAN_HIBERNATE, - PROP_USER_CAN_SHUTDOWN, - PROP_USER_CAN_RESTART, - PROP_USER_CAN_SUSPEND, - PROP_USER_CAN_HIBERNATE, - PROP_REQUIRE_PASSWORD -}; - -G_DEFINE_TYPE (XfsmShutdownHelper, xfsm_shutdown_helper, G_TYPE_OBJECT) - -#ifdef ENABLE_POLKIT - -#if defined(__FreeBSD__) -/** - * Taken from polkitunixprocess.c code to get process start - * time from pid. - * - * Copyright (C) 2008 Red Hat, Inc. - * - **/ -static gboolean -get_kinfo_proc (pid_t pid, struct kinfo_proc *p) -{ - int mib[4]; - size_t len; - - len = 4; - sysctlnametomib ("kern.proc.pid", mib, &len); - - len = sizeof (struct kinfo_proc); - mib[3] = pid; - - if (sysctl (mib, 4, p, &len, NULL, 0) == -1) - return FALSE; - - return TRUE; -} -#endif /*if defined(__FreeBSD__)*/ - -static guint64 -get_start_time_for_pid (pid_t pid) -{ - guint64 start_time; -#if !defined(__FreeBSD__) - gchar *filename; - gchar *contents; - size_t length; - gchar **tokens; - guint num_tokens; - gchar *p; - gchar *endp; - - start_time = 0; - contents = NULL; - - filename = g_strdup_printf ("/proc/%d/stat", pid); - - if (!g_file_get_contents (filename, &contents, &length, NULL)) - goto out; - - /* start time is the token at index 19 after the '(process name)' entry - since only this - * field can contain the ')' character, search backwards for this to avoid malicious - * processes trying to fool us - */ - p = strrchr (contents, ')'); - if (p == NULL) - { - goto out; - } - p += 2; /* skip ') ' */ - - if (p - contents >= (int) length) - { - g_warning ("Error parsing file %s", filename); - goto out; - } - - tokens = g_strsplit (p, " ", 0); - - num_tokens = g_strv_length (tokens); - - if (num_tokens < 20) - { - g_warning ("Error parsing file %s", filename); - goto out; - } - - start_time = strtoull (tokens[19], &endp, 10); - if (endp == tokens[19]) - { - g_warning ("Error parsing file %s", filename); - goto out; - } - - g_strfreev (tokens); - - out: - g_free (filename); - g_free (contents); - -#else /*if !defined(__FreeBSD__)*/ - - struct kinfo_proc p; - - start_time = 0; - - if (! get_kinfo_proc (pid, &p)) - { - g_warning ("Error obtaining start time for %d (%s)", - (gint) pid, - g_strerror (errno)); - goto out; - } - - start_time = (guint64) p.ki_start.tv_sec; - -out: -#endif - - return start_time; -} - -static void -init_dbus_gtypes (void) -{ - if (G_UNLIKELY (polkit_subject_gtype == G_TYPE_INVALID ) ) - { - polkit_subject_gtype = - dbus_g_type_get_struct ("GValueArray", - G_TYPE_STRING, - dbus_g_type_get_map ("GHashTable", - G_TYPE_STRING, - G_TYPE_VALUE), - G_TYPE_INVALID); - } - - if (G_UNLIKELY (polkit_details_gtype == G_TYPE_INVALID )) - { - polkit_details_gtype = dbus_g_type_get_map ("GHashTable", - G_TYPE_STRING, - G_TYPE_STRING); - } - - if (G_UNLIKELY (polkit_result_gtype == G_TYPE_INVALID ) ) - { - polkit_result_gtype = - dbus_g_type_get_struct ("GValueArray", - G_TYPE_BOOLEAN, - G_TYPE_BOOLEAN, - dbus_g_type_get_map ("GHashTable", - G_TYPE_STRING, - G_TYPE_STRING), - G_TYPE_INVALID); - } -} - -/** - * xfsm_shutdown_helper_init_polkit_data: - * - * Check for Pokit and - * Init the neccarry Polkit data an GTypes. - * - **/ -static gboolean -xfsm_shutdown_helper_init_polkit_data (XfsmShutdownHelper *helper) -{ - GValue hash_elem = { 0 }; - guint64 start_time; - gint pid; - - helper->polkit_proxy = - dbus_g_proxy_new_for_name (helper->system_bus, - "org.freedesktop.PolicyKit1", - "/org/freedesktop/PolicyKit1/Authority", - "org.freedesktop.PolicyKit1.Authority"); - - if (!helper->polkit_proxy) - return FALSE; - - pid = getpid (); - - start_time = get_start_time_for_pid (pid); - - if (G_LIKELY (start_time != 0)) - { - GValue val = { 0 }, pid_val = { 0 }, start_time_val = { 0 }; - - helper->polkit_subject = g_value_array_new (2); - helper->polkit_subject_hash = g_hash_table_new_full (g_str_hash, - g_str_equal, - g_free, NULL); - g_value_init (&val, G_TYPE_STRING); - g_value_set_string (&val, "unix-process"); - g_value_array_append (helper->polkit_subject, &val); - - g_value_unset (&val); - - g_value_init (&pid_val, G_TYPE_UINT); - g_value_set_uint (&pid_val, pid); - g_hash_table_insert (helper->polkit_subject_hash, g_strdup ("pid"), &pid_val); - - g_value_init (&start_time_val, G_TYPE_UINT64); - g_value_set_uint64 (&start_time_val, start_time); - g_hash_table_insert (helper->polkit_subject_hash, g_strdup ("start-time"), &start_time_val); - } - else - { - g_warning ("Unable to create Polkit subject"); - return FALSE; - } - - - g_value_init (&hash_elem, - dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE)); - - g_value_set_static_boxed (&hash_elem, helper->polkit_subject_hash); - g_value_array_append (helper->polkit_subject, &hash_elem); - - /** - * Polkit details, will leave it empty. - **/ - helper->polkit_details = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free); - - return TRUE; -} -#endif /*ENABLE_POLKIT*/ - -/** - * xfsm_shutdown_helper_check_sudo: - * - * Check if we can use sudo backend. - * Method is called if HAL, upower, consolekit are missing - * or the session was compiled without those services. - * - **/ -static gboolean -xfsm_shutdown_helper_check_sudo (XfsmShutdownHelper *helper) -{ - struct rlimit rlp; - gchar buf[15]; - gint parent_pipe[2]; - gint child_pipe[2]; - gint result; - gint n; - - helper->sudo = g_find_program_in_path ("sudo"); - - if ( G_UNLIKELY (helper->sudo == NULL ) ) - { - g_warning ("Program 'sudo' was not found."); - return FALSE; - } - - result = pipe (parent_pipe); - - if (result < 0) - { - g_warning ("Unable to create parent pipe: %s", strerror (errno)); - return FALSE; - } - - result = pipe (child_pipe); - if (result < 0) - { - g_warning ("Unable to create child pipe: %s", strerror (errno)); - goto error0; - } - - helper->pid = fork (); - - if (helper->pid < 0) - { - g_warning ("Unable to fork sudo helper: %s", strerror (errno)); - goto error1; - } - else if (helper->pid == 0) - { - /* setup signals */ - signal (SIGPIPE, SIG_IGN); - - /* setup environment */ - xfce_setenv ("LC_ALL", "C", TRUE); - xfce_setenv ("LANG", "C", TRUE); - xfce_setenv ("LANGUAGE", "C", TRUE); - - /* setup the 3 standard file handles */ - dup2 (child_pipe[0], STDIN_FILENO); - dup2 (parent_pipe[1], STDOUT_FILENO); - dup2 (parent_pipe[1], STDERR_FILENO); - - /* Close all other file handles */ - getrlimit (RLIMIT_NOFILE, &rlp); - for (n = 0; n < (gint) rlp.rlim_cur; ++n) - { - if (n != STDIN_FILENO && n != STDOUT_FILENO && n != STDERR_FILENO) - close (n); - } - - /* execute sudo with the helper */ - execl (helper->sudo, "sudo", "-H", "-S", "-p", - "XFSM_SUDO_PASS ", "--", XFSM_SHUTDOWN_HELPER_CMD, NULL); - _exit (127); - } - - close (parent_pipe[1]); - - /* read sudo/helper answer */ - n = read (parent_pipe[0], buf, 15); - if (n < 15) - { - g_warning ("Unable to read response from sudo helper: %s", - n < 0 ? strerror (errno) : "Unknown error"); - goto error1; - } - - helper->infile = fdopen (parent_pipe[0], "r"); - - if (helper->infile == NULL) - { - g_warning ("Unable to open parent pipe: %s", strerror (errno)); - goto error1; - } - - helper->outfile = fdopen (child_pipe[1], "w"); - - if (helper->outfile == NULL) - { - g_warning ("Unable to open child pipe: %s", strerror (errno)); - goto error2; - } - - if (memcmp (buf, "XFSM_SUDO_PASS ", 15) == 0) - { - helper->require_password = TRUE; - } - else if (memcmp (buf, "XFSM_SUDO_DONE ", 15) == 0) - { - helper->require_password = FALSE; - } - else - { - g_warning ("Got unexpected reply from sudo shutdown helper"); - goto error2; - } - - close (parent_pipe[1]); - close (child_pipe[0]); - - return TRUE; - -error2: - if (helper->infile != NULL) - { - fclose (helper->infile); - helper->infile = NULL; - } - - if (helper->outfile != NULL) - { - fclose (helper->outfile); - helper->outfile = NULL; - } - -error1: - close (child_pipe[0]); - close (child_pipe[1]); - -error0: - close (parent_pipe[0]); - close (parent_pipe[1]); - - return FALSE; -} - -#ifdef ENABLE_UPOWER -/** - * xfsm_shutdown_helper_get_power_props: - * - **/ -static GHashTable * -xfsm_shutdown_helper_get_power_props (XfsmShutdownHelper *helper, - const gchar *name, - const gchar *path, - const gchar *iface) -{ - DBusGProxy *proxy_prop; - GHashTable *props; - GType g_type_hash_map; - GError *error = NULL; - - proxy_prop = dbus_g_proxy_new_for_name (helper->system_bus, - name, - path, - DBUS_INTERFACE_PROPERTIES); - - if (!proxy_prop) - { - g_warning ("Unable to create proxy for %s", name); - return NULL; - } - - /* The Hash table is a pair of (strings, GValues) */ - g_type_hash_map = dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE); - - dbus_g_proxy_call (proxy_prop, "GetAll", &error, - G_TYPE_STRING, iface, - G_TYPE_INVALID, - g_type_hash_map, &props, - G_TYPE_INVALID); - - g_object_unref (proxy_prop); - - if (error) - { - g_warning ("Method 'GetAll' failed : %s", error->message); - g_error_free (error); - return NULL; - } - - return props; -} - - -/** - * xfsm_shutdown_helper_check_devkit_upower: - * - * Check upower (formely devicekit-power) - * for hibernate and suspend availability. - * - * Returns: FALSE if failed to contact upower, TRUE otherwise. - **/ -static gboolean -xfsm_shutdown_helper_check_devkit_upower (XfsmShutdownHelper *helper) -{ - /** - * Get the properties on 'org.freedesktop.UPower' - * or 'org.freedesktop.DeviceKit.Power' - * - * DaemonVersion 's' - * CanSuspend' 'b' - * CanHibernate' 'b' - * OnBattery' 'b' - * OnLowBattery' 'b' - * LidIsClosed' 'b' - * LidIsPresent' 'b' - **/ - - GHashTable *props; - GValue *value; - const gchar *name, *path, *iface; - - /* Check for upower first */ - name = "org.freedesktop.UPower"; - path = "/org/freedesktop/UPower"; - iface = "org.freedesktop.UPower"; - - helper->devkit_is_upower = TRUE; - - props = xfsm_shutdown_helper_get_power_props (helper, - name, - path, - iface); - if (!props) - { - g_message ("UPower not found, trying DevKitPower"); - - name = "org.freedesktop.DeviceKit.Power"; - path = "/org/freedesktop/DeviceKit/Power"; - iface = "org.freedesktop.DeviceKit.Power"; - - helper->devkit_is_upower = FALSE; - - props = xfsm_shutdown_helper_get_power_props (helper, - name, - path, - iface); - if (!props) - { - g_message ("Devkit Power is not running or not installed"); - return FALSE; - } - } - - /*Get The CanSuspend bit*/ - value = g_hash_table_lookup (props, "CanSuspend"); - - if (G_LIKELY (value)) - { - helper->can_suspend = g_value_get_boolean (value); - } - else - { - g_warning ("No 'CanSuspend' property"); - } - - /*Get the CanHibernate bit*/ - value = g_hash_table_lookup (props, "CanHibernate"); - - if (G_LIKELY (value)) - { - helper->can_hibernate = g_value_get_boolean (value); - } - else - { - g_warning ("No 'CanHibernate' property"); - } - - g_hash_table_destroy (props); - - return TRUE; -} -#endif /*ENABLE_UPOWER*/ - - -/** - * xfsm_shutdown_helper_check_console_kit: - * - * Check Consolekit for methods: - * Stop (Shutdown), Restart. - **/ -#ifdef ENABLE_CONSOLE_KIT -static gboolean -xfsm_shutdown_helper_check_console_kit (XfsmShutdownHelper *helper) -{ - DBusGProxy *proxy; - GError *error = NULL; - gboolean ret; - - proxy = dbus_g_proxy_new_for_name (helper->system_bus, - "org.freedesktop.ConsoleKit", - "/org/freedesktop/ConsoleKit/Manager", - "org.freedesktop.ConsoleKit.Manager"); - - if (!proxy) - { - g_warning ("Failed to create proxy for 'org.freedesktop.ConsoleKit'"); - return FALSE; - } - - ret = dbus_g_proxy_call (proxy, "CanStop", &error, - G_TYPE_INVALID, - G_TYPE_BOOLEAN, &helper->can_shutdown, - G_TYPE_INVALID); - - if (error) - { - g_warning ("'CanStop' method failed : %s", error->message); - g_error_free (error); - goto out; - } - - dbus_g_proxy_call (proxy, "CanRestart", &error, - G_TYPE_INVALID, - G_TYPE_BOOLEAN, &helper->can_restart, - G_TYPE_INVALID); - - if (error) - { - g_warning ("'CanRestart' method failed : %s", error->message); - g_error_free (error); - goto out; - } - - ret = TRUE; - - out: - - g_object_unref (proxy); - - return ret; -} -#endif /*ENABLE_CONSOLE_KIT*/ - - -/** - * xfsm_shutdown_helper_check_hal: - * - * Check if HAL is running and for its PowerManagement bits - * - **/ -#ifdef ENABLE_HAL -static gboolean -xfsm_shutdown_helper_check_hal (XfsmShutdownHelper *helper) -{ - DBusGProxy *proxy_power; - DBusGProxy *proxy_device; - GError *error = NULL; - gboolean ret = FALSE; - - proxy_power = - dbus_g_proxy_new_for_name (helper->system_bus, - "org.freedesktop.Hal", - "/org/freedesktop/Hal/devices/computer", - "org.freedesktop.Hal.Device.SystemPowerManagement"); - - if (!proxy_power) - { - g_warning ("Failed to create proxy for 'org.freedesktop.Hal' "); - return FALSE; - } - - dbus_g_proxy_call (proxy_power, "JustToCheckUserPermission", &error, - G_TYPE_INVALID, - G_TYPE_INVALID); - - g_object_unref (proxy_power); - - if (G_LIKELY (error)) - { - /* The message passed dbus permission check? */ - if ( !g_error_matches (error, DBUS_GERROR, DBUS_GERROR_UNKNOWN_METHOD) ) - { - g_error_free (error); - return FALSE; - } - - g_error_free (error); - error = NULL; - } - else - { - /*Something went wrong with HAL*/ - return FALSE; - } - - /* - * Message raised DBUS_GERROR_UNKNOWN_METHOD, so it reached HAL, - * we can consider thatn HAL allows us to use its power management interface - */ - helper->auth_shutdown = TRUE; - helper->auth_restart = TRUE; - helper->auth_suspend = TRUE; - helper->auth_hibernate = TRUE; - /* HAL doesn't have can_shutdown and can_reboot bits since it can always - shutdown and reboot the system */ - helper->can_shutdown = TRUE; - helper->can_restart = TRUE; - - /*Check to see is the system can_hibernate and can_suspend*/ - proxy_device = dbus_g_proxy_new_for_name (helper->system_bus, - "org.freedesktop.Hal", - "/org/freedesktop/Hal/devices/computer", - "org.freedesktop.Hal.Device"); - - if (!proxy_device) - return FALSE; - - dbus_g_proxy_call (proxy_device, "GetPropertyBoolean", &error, - G_TYPE_STRING, "power_management.can_hibernate", - G_TYPE_INVALID, - G_TYPE_BOOLEAN, &helper->can_hibernate, - G_TYPE_INVALID); - - if (error) - { - g_warning ("Method 'GetPropertyBoolean' failed : %s", error->message); - g_error_free (error); - goto out; - } - - dbus_g_proxy_call (proxy_device, "GetPropertyBoolean", &error, - G_TYPE_STRING, "power_management.can_suspend", - G_TYPE_INVALID, - G_TYPE_BOOLEAN, &helper->can_suspend, - G_TYPE_INVALID); - - if (error) - { - g_warning ("Method 'GetPropertyBoolean' failed : %s", error->message); - g_error_free (error); - goto out; - } - - ret = TRUE; - - out: - - g_object_unref (proxy_device); - - return ret; -} -#endif /*ENABLE_HAL*/ - -/** - * xfsm_shutdown_helper_check_polkit_authorization: - * - **/ -#ifdef ENABLE_POLKIT -static gboolean -xfsm_shutdown_helper_check_authorization (XfsmShutdownHelper *helper, - const gchar *action_id) -{ - GValueArray *result; - GValue result_val = { 0 }; - GError *error = NULL; - gboolean is_authorized = FALSE; - gboolean ret; - - /** - * <method name="CheckAuthorization"> - * <arg type="(sa{sv})" name="subject" direction="in"/> - * <arg type="s" name="action_id" direction="in"/> - * <arg type="a{ss}" name="details" direction="in"/> - * <arg type="u" name="flags" direction="in"/> - * <arg type="s" name="cancellation_id" direction="in"/> - * <arg type="(bba{ss})" name="result" direction="out"/> - * </method> - * - **/ - - g_return_val_if_fail (helper->polkit_proxy != NULL, FALSE); - g_return_val_if_fail (helper->polkit_subject, FALSE); - g_return_val_if_fail (helper->polkit_details, FALSE); - - /* Initialized DBus GTypes */ - init_dbus_gtypes (); - - result = g_value_array_new (0); - - ret = dbus_g_proxy_call (helper->polkit_proxy, "CheckAuthorization", &error, - polkit_subject_gtype, helper->polkit_subject, - G_TYPE_STRING, action_id, - polkit_details_gtype, helper->polkit_details, - G_TYPE_UINT, 0, - G_TYPE_STRING, NULL, - G_TYPE_INVALID, - polkit_result_gtype, &result, - G_TYPE_INVALID); - - if (G_LIKELY (ret)) - { - g_value_init (&result_val, polkit_result_gtype); - g_value_set_static_boxed (&result_val, result); - - dbus_g_type_struct_get (&result_val, - 0, &is_authorized, - G_MAXUINT); - g_value_unset (&result_val); - } - else if (error) - { - g_warning ("'CheckAuthorization' failed : %s", error->message); - g_error_free (error); - } - - g_value_array_free (result); - return is_authorized; -} -#endif /*ENABLE_POLKIT*/ - -/** - *xfsm_shutdown_helper_check_backends: - * - * Try to check what is the best available backend to use - * Supported: ConsoleKit, HAL, upower and sudo. - * - **/ -static void -xfsm_shutdown_helper_check_backends (XfsmShutdownHelper *helper) -{ -#ifdef ENABLE_POLKIT - /*if polkit data was successfully initialized*/ - gboolean polkit_ok = FALSE; -#endif - -#ifdef ENABLE_UPOWER - /*Check upower (formely devicekit-power)*/ - if ( xfsm_shutdown_helper_check_devkit_upower (helper) ) - helper->sleep_backend = XFSM_SLEEP_BACKEND_UPOWER; -#endif /* ENABLE_UPOWER */ - -#ifdef ENABLE_CONSOLE_KIT - if ( xfsm_shutdown_helper_check_console_kit (helper) ) - { - helper->shutdown_backend = XFSM_SHUTDOWN_BACKEND_CONSOLE_KIT; - /*ConsoleKit doesn't use Polkit*/ - helper->auth_shutdown = helper->can_shutdown; - helper->auth_restart = helper->can_restart; - } -#endif - - if ( helper->sleep_backend == XFSM_SLEEP_BACKEND_UPOWER ) - { -#ifdef ENABLE_POLKIT - - polkit_ok = xfsm_shutdown_helper_init_polkit_data (helper); - - if (polkit_ok) - { - const gchar *action_hibernate, *action_suspend; - - if (helper->devkit_is_upower) - { - action_hibernate = "org.freedesktop.upower.hibernate"; - action_suspend = "org.freedesktop.upower.suspend"; - } - else - { - action_hibernate = "org.freedesktop.devicekit.power.hibernate"; - action_suspend = "org.freedesktop.devicekit.power.suspend"; - } - - helper->auth_hibernate = - xfsm_shutdown_helper_check_authorization (helper, action_hibernate); - - helper->auth_suspend = - xfsm_shutdown_helper_check_authorization (helper, action_suspend); - } - else - { - helper->auth_hibernate = TRUE; - helper->auth_suspend = TRUE; - } -#else - helper->auth_hibernate = TRUE; - helper->auth_suspend = TRUE; -#endif /* ENABLE_POLKIT */ - } - - /* - * Use HAL just as a fallback. - */ -#ifdef ENABLE_HAL - if (helper->sleep_backend == XFSM_SLEEP_BACKEND_NOT_SUPPORTED || - helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_NOT_SUPPORTED) - { - if (xfsm_shutdown_helper_check_hal (helper)) - { - if (helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_NOT_SUPPORTED) - helper->shutdown_backend = XFSM_SHUTDOWN_BACKEND_HAL; - - if (helper->sleep_backend == XFSM_SLEEP_BACKEND_NOT_SUPPORTED) - helper->sleep_backend = XFSM_SLEEP_BACKEND_HAL; - } - } -#endif - - /* Fallback for sudo */ - if (helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_NOT_SUPPORTED) - { - if (xfsm_shutdown_helper_check_sudo (helper) ) - { - helper->shutdown_backend = XFSM_SHUTDOWN_BACKEND_SUDO; - helper->can_shutdown = TRUE; - helper->can_restart = TRUE; - helper->auth_shutdown = TRUE; - helper->auth_restart = TRUE; - } - } - -#ifdef DEBUG - { - const gchar *shutdown_str[] = {"Shutdown not supported", - "Using ConsoleKit for shutdown", - "Using HAL for shutdown", - "Using Sudo for shutdown", - NULL}; - - const gchar *sleep_str[] = {"Sleep not supported", - "Using UPower for sleep", - "Using HAL for sleep", - "Using Sudo for sleep", - NULL}; - - g_debug ("%s", shutdown_str[helper->shutdown_backend]); - g_debug ("%s", sleep_str[helper->sleep_backend]); - - g_debug ("can_shutdown=%d can_restart=%d can_hibernate=%d can_suspend=%d", - helper->can_shutdown, helper->can_restart, - helper->can_hibernate, helper->can_suspend); - - g_debug ("auth_shutdown=%d auth_restart=%d auth_hibernate=%d auth_suspend=%d", - helper->auth_shutdown, helper->auth_restart, - helper->auth_hibernate, helper->auth_suspend); - } -#endif - -#ifdef ENABLE_POLKIT - - if (polkit_ok) - { - g_hash_table_destroy (helper->polkit_details); - g_hash_table_destroy (helper->polkit_subject_hash); - g_value_array_free (helper->polkit_subject); - } - -#endif - -} - -static void -xfsm_shutdown_helper_class_init (XfsmShutdownHelperClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - object_class->finalize = xfsm_shutdown_helper_finalize; - - object_class->get_property = xfsm_shutdown_helper_get_property; - object_class->set_property = xfsm_shutdown_helper_set_property; - - /** - * XfsmShutdownHelper::authorized-to-shutdown - * - * Whether the user is allowed to preform shutdown. - **/ - g_object_class_install_property (object_class, - PROP_AUTHORIZED_TO_SHUTDOWN, - g_param_spec_boolean ("authorized-to-shutdown", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::authorized-to-reboot - * - * Whether the user is allowed to preform reboot. - **/ - g_object_class_install_property (object_class, - PROP_AUTHORIZED_TO_RESTART, - g_param_spec_boolean ("authorized-to-restart", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::authorized-to-suspend - * - * Whether the user is allowed to preform suspend. - **/ - g_object_class_install_property (object_class, - PROP_AUTHORIZED_TO_SUSPEND, - g_param_spec_boolean ("authorized-to-suspend", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::authorized-to-hibernate - * - * Whether the user is allowed to preform hibernate. - **/ - g_object_class_install_property (object_class, - PROP_AUTHORIZED_TO_HIBERNATE, - g_param_spec_boolean ("authorized-to-hibernate", - NULL, NULL, FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::can-shutdown - * - * Whether the system can do shutdown. - **/ - g_object_class_install_property (object_class, - PROP_CAN_SHUTDOWN, - g_param_spec_boolean ("can-shutdown", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::can-restart - * - * Whether the system can do restart. - **/ - g_object_class_install_property (object_class, - PROP_CAN_RESTART, - g_param_spec_boolean ("can-restart", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::can-suspend - * - * Whether the system can do suspend. - **/ - g_object_class_install_property (object_class, - PROP_CAN_SUSPEND, - g_param_spec_boolean ("can-suspend", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - /** - * XfsmShutdownHelper::can-hibernate - * - * Whether the system can do hibernate. - **/ - g_object_class_install_property (object_class, - PROP_CAN_HIBERNATE, - g_param_spec_boolean ("can-hibernate", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::user-can-shutdown - * - * Whether the user is allowed and the system can shutdown. - **/ - g_object_class_install_property (object_class, - PROP_USER_CAN_SHUTDOWN, - g_param_spec_boolean ("user-can-shutdown", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::user-can-restart - * - * Whether the user is allowed and the system can restart. - **/ - g_object_class_install_property (object_class, - PROP_USER_CAN_RESTART, - g_param_spec_boolean ("user-can-restart", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::user-can-suspend - * - * Whether the user is allowed and the system can suspend. - **/ - g_object_class_install_property (object_class, - PROP_USER_CAN_SUSPEND, - g_param_spec_boolean ("user-can-suspend", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - /** - * XfsmShutdownHelper::user-can-hibernate - * - * Whether the user is allowed and the system can hibernate. - **/ - g_object_class_install_property (object_class, - PROP_USER_CAN_HIBERNATE, - g_param_spec_boolean ("user-can-hibernate", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - - /** - * XfsmShutdownHelper::require-password - * - * Whether the shutdown operation requires a password to - * pass to sudo. - **/ - g_object_class_install_property (object_class, - PROP_REQUIRE_PASSWORD, - g_param_spec_boolean ("require-password", - NULL, NULL, - FALSE, - G_PARAM_READABLE)); - -} - -static void -xfsm_shutdown_helper_init (XfsmShutdownHelper *helper) -{ - GError *error = NULL; - -#ifdef ENABLE_POLKIT - helper->polkit_proxy = NULL; - helper->polkit_subject = NULL; - helper->polkit_details = NULL; - helper->polkit_subject_hash = NULL; -#endif - - helper->sudo = NULL; - helper->infile = NULL; - helper->outfile = NULL; - helper->pid = 0; - helper->require_password = FALSE; - - helper->sleep_backend = XFSM_SLEEP_BACKEND_NOT_SUPPORTED; - helper->shutdown_backend = XFSM_SHUTDOWN_BACKEND_NOT_SUPPORTED; - - helper->auth_shutdown = FALSE; - helper->auth_restart = FALSE; - helper->auth_suspend = FALSE; - helper->auth_hibernate = FALSE; - helper->can_shutdown = FALSE; - helper->can_restart = FALSE; - helper->can_suspend = FALSE; - helper->can_hibernate = FALSE; - - helper->system_bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error); - - if (G_LIKELY (helper->system_bus)) - { - xfsm_shutdown_helper_check_backends (helper); - } - else - { - g_warning ("Failed to connect to the system bus : %s", error->message); - g_error_free (error); - - /* Unable to connect to the system bus, just try sudo */ - if (xfsm_shutdown_helper_check_sudo (helper)) - { - helper->shutdown_backend = XFSM_SHUTDOWN_BACKEND_SUDO; - - helper->can_shutdown = TRUE; - helper->can_restart = TRUE; - helper->auth_shutdown = TRUE; - helper->auth_restart = TRUE; - } - } -} - -static void xfsm_shutdown_helper_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec) -{ - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); -} - -static void xfsm_shutdown_helper_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - XfsmShutdownHelper *helper; - - helper = XFSM_SHUTDOWN_HELPER (object); - - switch (prop_id) - { - case PROP_AUTHORIZED_TO_SHUTDOWN: - g_value_set_boolean (value, helper->auth_shutdown); - break; - case PROP_AUTHORIZED_TO_RESTART: - g_value_set_boolean (value, helper->auth_restart); - break; - case PROP_AUTHORIZED_TO_SUSPEND: - g_value_set_boolean (value, helper->auth_suspend); - break; - case PROP_AUTHORIZED_TO_HIBERNATE: - g_value_set_boolean (value, helper->auth_hibernate); - break; - case PROP_CAN_SUSPEND: - g_value_set_boolean (value, helper->can_suspend); - break; - case PROP_CAN_HIBERNATE: - g_value_set_boolean (value, helper->can_hibernate); - break; - case PROP_CAN_RESTART: - g_value_set_boolean (value, helper->can_restart); - break; - case PROP_CAN_SHUTDOWN: - g_value_set_boolean (value, helper->can_shutdown); - break; - case PROP_USER_CAN_SUSPEND: - g_value_set_boolean (value, helper->can_suspend && helper->auth_suspend); - break; - case PROP_USER_CAN_HIBERNATE: - g_value_set_boolean (value, helper->can_hibernate && helper->auth_hibernate); - break; - case PROP_USER_CAN_RESTART: - g_value_set_boolean (value, helper->can_restart && helper->auth_restart); - break; - case PROP_USER_CAN_SHUTDOWN: - g_value_set_boolean (value, helper->can_shutdown && helper->auth_shutdown); - break; - case PROP_REQUIRE_PASSWORD: - g_value_set_boolean (value, helper->require_password); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -xfsm_shutdown_helper_finalize (GObject *object) -{ - XfsmShutdownHelper *helper; - gint status; - - helper = XFSM_SHUTDOWN_HELPER (object); - -#ifdef ENABLE_POLKIT - if (helper->polkit_proxy) - g_object_unref (helper->polkit_proxy); -#endif - - if (helper->system_bus) - dbus_g_connection_unref (helper->system_bus); - - if (helper->infile != NULL) - fclose (helper->infile); - - if (helper->outfile != NULL) - fclose (helper->outfile); - - if (helper->pid > 0) - waitpid (helper->pid, &status, 0); - - g_free (helper->sudo); - - G_OBJECT_CLASS (xfsm_shutdown_helper_parent_class)->finalize (object); -} - -/** - * xfsm_shutdown_helper_upower_sleep: - * @helper: a #XfsmShutdownHelper, - * @action: 'Hibernate' or 'Suspend' - * @error: a #GError - * - **/ -#ifdef ENABLE_UPOWER -static gboolean -xfsm_shutdown_helper_upower_sleep (XfsmShutdownHelper *helper, - const gchar *action, - GError **error) -{ - DBusGProxy *proxy; - GError *error_local = NULL; - const gchar *name, *path, *iface; - gboolean ret; - - if (helper->devkit_is_upower) - { - name = "org.freedesktop.UPower"; - path = "/org/freedesktop/UPower"; - iface = "org.freedesktop.UPower"; - } - else - { - name = "org.freedesktop.DeviceKit.Power"; - path = "/org/freedesktop/DeviceKit/Power"; - iface = "org.freedesktop.DeviceKit.Power"; - } - - g_message (G_STRLOC ": Using %s to %s", name, action); - - proxy = dbus_g_proxy_new_for_name_owner (helper->system_bus, - name, - path, - iface, - &error_local); - - if (!proxy) - { - g_warning ("Failed to create proxy for %s : %s", name, error_local->message); - g_set_error (error, 1, 0, "%s", error_local->message); - g_error_free (error_local); - return FALSE; - } - - ret = dbus_g_proxy_call (proxy, action, &error_local, - G_TYPE_INVALID, - G_TYPE_INVALID); - - g_object_unref (proxy); - - if (!ret) - { - /* DBus timeout?*/ - if (g_error_matches (error_local, DBUS_GERROR, DBUS_GERROR_NO_REPLY)) - { - g_error_free (error_local); - return TRUE; - } - else - { - g_set_error (error, 1, 0, "%s", error_local->message); - g_error_free (error_local); - return FALSE; - } - } - - return TRUE; -} -#endif /*ENABLE_UPOWER*/ - -/** - * xfsm_shutdown_helper_console_kit_shutdown: - * @helper: a #XfsmShutdownHelper, - * @action: 'Stop' for shutdown and 'Restart' for reboot. - * @error: a #GError - * - **/ -#ifdef ENABLE_CONSOLE_KIT -static gboolean -xfsm_shutdown_helper_console_kit_shutdown (XfsmShutdownHelper *helper, - const gchar *action, - GError **error) -{ - DBusGProxy *proxy; - GError *error_local = NULL; - gboolean ret; - - g_message (G_STRLOC ": Using ConsoleKit to %s", action); - - proxy = dbus_g_proxy_new_for_name_owner (helper->system_bus, - "org.freedesktop.ConsoleKit", - "/org/freedesktop/ConsoleKit/Manager", - "org.freedesktop.ConsoleKit.Manager", - &error_local); - - if (!proxy) - { - g_warning ("Failed to create proxy for 'org.freedesktop.ConsoleKit' : %s", error_local->message); - g_set_error (error, 1, 0, "%s", error_local->message); - g_error_free (error_local); - return FALSE; - } - - ret = dbus_g_proxy_call (proxy, action, &error_local, - G_TYPE_INVALID, - G_TYPE_INVALID); - - g_object_unref (proxy); - - if (!ret) - { - g_set_error (error, 1, 0, "%s", error_local->message); - g_error_free (error_local); - return FALSE; - } - - return TRUE; -} -#endif /*ENABLE_CONSOLE_KIT*/ - -/** - * xfsm_shutdown_helper_hal_send: - * @helper: a #XfsmShutdownHelper, - * @action: 'Reboot' 'Shutdown' 'Hibernate' 'Suspend' - * @error: a #GError - * - **/ -#ifdef ENABLE_HAL -static gboolean -xfsm_shutdown_helper_hal_send (XfsmShutdownHelper *helper, - const gchar *action, - GError **error) -{ - DBusGProxy *proxy; - GError *error_local = NULL; - gboolean ret; - gint return_code; - - g_message (G_STRLOC ": Using ConsoleKit to %s", action); - - proxy = dbus_g_proxy_new_for_name_owner (helper->system_bus, - "org.freedesktop.Hal", - "/org/freedesktop/Hal/devices/computer", - "org.freedesktop.Hal.Device.SystemPowerManagement", - &error_local); - if (!proxy) - { - g_warning ("Failed to create proxy for 'org.freedesktop.Hal' : %s", error_local->message); - g_set_error (error, 1, 0, "%s", error_local->message); - g_error_free (error_local); - return FALSE; - } - - if (!g_strcmp0 (action, "Suspend")) - { - gint seconds = 0; - ret = dbus_g_proxy_call (proxy, action, &error_local, - G_TYPE_INT, seconds, - G_TYPE_INVALID, - G_TYPE_INT, &return_code, - G_TYPE_INVALID); - } - else - { - ret = dbus_g_proxy_call (proxy, action, &error_local, - G_TYPE_INVALID, - G_TYPE_INT, &return_code, - G_TYPE_INVALID); - } - - g_object_unref (proxy); - - if (!ret) - { - /* A D-Bus timeout? */ - if (g_error_matches (error_local, DBUS_GERROR, DBUS_GERROR_NO_REPLY)) - { - g_error_free (error_local); - return TRUE; - } - else - { - g_set_error (error, 1, 0, "%s", error_local->message); - g_error_free (error_local); - return FALSE; - } - } - - return TRUE; -} -#endif /*ENABLE_HAL*/ - -/** - * xfsm_shutdown_helper_sudo_send: - * - * - **/ -static gboolean -xfsm_shutdown_helper_sudo_send (XfsmShutdownHelper *helper, - const gchar *action, - GError **error) -{ - gchar response[256]; - - fprintf (helper->outfile, "%s\n", action); - fflush (helper->outfile); - - g_message (G_STRLOC ": Using sudo to %s", action); - - if (ferror (helper->outfile)) - { - if (errno == EINTR) - { - /* probably succeeded but the helper got killed */ - return TRUE; - } - - g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno), - _("Error sending command to shutdown helper: %s"), - strerror (errno)); - return FALSE; - } - - if (fgets (response, 256, helper->infile) == NULL) - { - if (errno == EINTR) - { - /* probably succeeded but the helper got killed */ - return TRUE; - } - - g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno), - _("Error receiving response from shutdown helper: %s"), - strerror (errno)); - - return FALSE; - } - - if (strncmp (response, "SUCCEED", 7) != 0) - { - g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED, - _("Shutdown command failed")); - - return FALSE; - } - return TRUE; -} - -/** - * xfsm_shutdown_helper_new: - * - **/ -XfsmShutdownHelper * -xfsm_shutdown_helper_new (void) -{ - XfsmShutdownHelper *xfsm_shutdown_helper = NULL; - - xfsm_shutdown_helper = g_object_new (XFSM_TYPE_SHUTDOWN_HELPER, NULL); - - return xfsm_shutdown_helper; -} - -/** - * xfsm_shutdown_helper_send_password: - * - * Send password to sudo - * - **/ -gboolean xfsm_shutdown_helper_send_password (XfsmShutdownHelper *helper, const gchar *password) -{ - gssize result; - gchar buffer[1024]; - gsize failed; - gsize length; - gsize bytes; - gint fd; - - g_return_val_if_fail (password != NULL, FALSE); - g_return_val_if_fail (helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_SUDO, FALSE); - g_return_val_if_fail (helper->require_password, FALSE); - - g_snprintf (buffer, 1024, "%s\n", password); - length = strlen (buffer); - bytes = fwrite (buffer, 1, length, helper->outfile); - fflush (helper->outfile); - bzero (buffer, length); - - if (bytes != length) - { - fprintf (stderr, "Failed to write password (bytes=%lu, length=%lu)\n", (long)bytes, (long)length); - return FALSE; - } - - if (ferror (helper->outfile)) - { - fprintf (stderr, "Pipe error\n"); - return FALSE; - } - - fd = fileno (helper->infile); - - for (failed = length = 0;;) - { - result = read (fd, buffer + length, 256 - length); - - if (result < 0) - { - perror ("read"); - return FALSE; - } - else if (result == 0) - { - if (++failed > 20) - return FALSE; - continue; - } - else if (result + length >= 1024) - { - fprintf (stderr, "Too much output from sudo!\n"); - return FALSE; - } - - length += result; - buffer[length] = 0; - - if (length >= 15) - { - if (strncmp (buffer + (length - 15), "XFSM_SUDO_PASS ", 15) == 0) - { - return FALSE; - } - else if (strncmp (buffer + (length - 15), "XFSM_SUDO_DONE ", 15) == 0) - { - helper->require_password = FALSE; - break; - } - } - } - - return TRUE; -} - -/** - * xfsm_shutdown_helper_shutdown: - * - * - **/ -gboolean xfsm_shutdown_helper_shutdown (XfsmShutdownHelper *helper, GError **error) -{ - g_return_val_if_fail (!error || !*error, FALSE); - -#ifdef ENABLE_CONSOLE_KIT - if ( helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_CONSOLE_KIT ) - { - return xfsm_shutdown_helper_console_kit_shutdown (helper, "Stop", error); - } -#endif - -#ifdef ENABLE_HAL - if ( helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_HAL ) - { - return xfsm_shutdown_helper_hal_send (helper, "Shutdown", error); - } -#endif - - /*Use Sudo mode*/ - return xfsm_shutdown_helper_sudo_send (helper, "POWEROFF", error); - -} - -/** - * xfsm_shutdown_helper_restart: - * - * - **/ -gboolean xfsm_shutdown_helper_restart (XfsmShutdownHelper *helper, GError **error) -{ - g_return_val_if_fail (!error || !*error, FALSE); - -#ifdef ENABLE_CONSOLE_KIT - if ( helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_CONSOLE_KIT ) - { - return xfsm_shutdown_helper_console_kit_shutdown (helper, "Restart", error); - } -#endif - -#ifdef ENABLE_HAL - if ( helper->shutdown_backend == XFSM_SHUTDOWN_BACKEND_HAL ) - { - return xfsm_shutdown_helper_hal_send (helper, "Reboot", error); - } -#endif - - return xfsm_shutdown_helper_sudo_send (helper, "REBOOT", error); - -} - -/** - * xfsm_shutdown_helper_suspend: - * - **/ -gboolean xfsm_shutdown_helper_suspend (XfsmShutdownHelper *helper, GError **error) -{ - g_return_val_if_fail (!error || !*error, FALSE); - -#ifdef ENABLE_UPOWER - if ( helper->sleep_backend == XFSM_SLEEP_BACKEND_UPOWER ) - { - return xfsm_shutdown_helper_upower_sleep (helper, "Suspend", error); - } -#endif - -#ifdef ENABLE_HAL - if ( helper->sleep_backend == XFSM_SLEEP_BACKEND_HAL ) - { - return xfsm_shutdown_helper_hal_send (helper, "Suspend", error); - } -#endif - - g_set_error (error, 1, 0, "%s", _("Suspend failed, no backend supported")); - - return FALSE; -} - -/** - * xfsm_shutdown_helper_hibernate: - * - **/ -gboolean xfsm_shutdown_helper_hibernate (XfsmShutdownHelper *helper, GError **error) -{ - g_return_val_if_fail (!error || !*error, FALSE); - -#ifdef ENABLE_UPOWER - if ( helper->sleep_backend == XFSM_SLEEP_BACKEND_UPOWER ) - { - return xfsm_shutdown_helper_upower_sleep (helper, "Hibernate", error); - } -#endif - -#ifdef ENABLE_HAL - if ( helper->sleep_backend == XFSM_SLEEP_BACKEND_HAL ) - { - return xfsm_shutdown_helper_hal_send (helper, "Hibernate", error); - } -#endif - - g_set_error (error, 1, 0, "%s", _("Hibernate failed, no backend supported")); - - return FALSE; -} - -/** - * xfsm_shutdown_helper_send_command: - * - **/ -gboolean xfsm_shutdown_helper_send_command (XfsmShutdownHelper *helper, - XfsmShutdownType shutdown_type, - GError **error) -{ - g_return_val_if_fail (!error || !*error, FALSE); - - switch (shutdown_type) - { - case XFSM_SHUTDOWN_HALT: - return xfsm_shutdown_helper_shutdown (helper, error); - case XFSM_SHUTDOWN_REBOOT: - return xfsm_shutdown_helper_restart (helper, error); - case XFSM_SHUTDOWN_HIBERNATE: - return xfsm_shutdown_helper_hibernate (helper, error); - case XFSM_SHUTDOWN_SUSPEND: - return xfsm_shutdown_helper_suspend (helper, error); - default: - g_warn_if_reached (); - break; - } - - g_set_error (error, 1, 0, "%s", _("Shutdown Command not found")); - - return FALSE; -} |