1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright 2011 Lennart Poettering
10 systemd is free software; you can redistribute it and/or modify it
11 under the terms of the GNU Lesser General Public License as published by
12 the Free Software Foundation; either version 2.1 of the License, or
13 (at your option) any later version.
15 systemd is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public License
21 along with systemd; If not, see <http://www.gnu.org/licenses/>.
26 #include <dbus/dbus.h>
33 #include "cgroup-util.h"
35 typedef struct Manager Manager;
37 #include "logind-device.h"
38 #include "logind-seat.h"
39 #include "logind-session.h"
40 #include "logind-user.h"
41 #include "logind-inhibit.h"
42 #include "logind-button.h"
43 #include "logind-action.h"
56 LIST_HEAD(Seat, seat_gc_queue);
57 LIST_HEAD(Session, session_gc_queue);
58 LIST_HEAD(User, user_gc_queue);
61 struct udev_monitor *udev_seat_monitor, *udev_device_monitor, *udev_vcsa_monitor, *udev_button_monitor;
68 int console_active_fd;
79 char **kill_only_users, **kill_exclude_users;
80 bool kill_user_processes;
82 unsigned long session_counter;
83 unsigned long inhibit_counter;
85 Hashmap *session_units;
89 Hashmap *inhibitor_fds;
92 usec_t inhibit_delay_max;
94 /* If an action is currently being executed or is delayed,
95 * this is != 0 and encodes what is being done */
96 InhibitWhat action_what;
98 /* If a shutdown/suspend was delayed due to a inhibitor this
99 contains the unit name we are supposed to start after the
101 const char *action_unit;
103 /* If a shutdown/suspend is currently executed, then this is
106 usec_t action_timestamp;
108 int idle_action_fd; /* the timer_fd */
109 usec_t idle_action_usec;
110 usec_t idle_action_not_before_usec;
111 HandleAction idle_action;
113 HandleAction handle_power_key;
114 HandleAction handle_suspend_key;
115 HandleAction handle_hibernate_key;
116 HandleAction handle_lid_switch;
118 bool power_key_ignore_inhibited;
119 bool suspend_key_ignore_inhibited;
120 bool hibernate_key_ignore_inhibited;
121 bool lid_switch_ignore_inhibited;
135 Manager *manager_new(void);
136 void manager_free(Manager *m);
138 int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device);
139 int manager_add_button(Manager *m, const char *name, Button **_button);
140 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
141 int manager_add_session(Manager *m, const char *id, Session **_session);
142 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
143 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
144 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
145 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
147 int manager_process_seat_device(Manager *m, struct udev_device *d);
148 int manager_process_button_device(Manager *m, struct udev_device *d);
150 int manager_dispatch_seat_udev(Manager *m);
151 int manager_dispatch_vcsa_udev(Manager *m);
152 int manager_dispatch_button_udev(Manager *m);
153 int manager_dispatch_console(Manager *m);
154 int manager_dispatch_idle_action(Manager *m);
156 int manager_enumerate_devices(Manager *m);
157 int manager_enumerate_buttons(Manager *m);
158 int manager_enumerate_seats(Manager *m);
159 int manager_enumerate_sessions(Manager *m);
160 int manager_enumerate_users(Manager *m);
161 int manager_enumerate_inhibitors(Manager *m);
163 int manager_startup(Manager *m);
164 int manager_run(Manager *m);
165 int manager_spawn_autovt(Manager *m, int vtnr);
167 void manager_gc(Manager *m, bool drop_not_started);
169 bool manager_shall_kill(Manager *m, const char *user);
171 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
173 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
174 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
176 extern const DBusObjectPathVTable bus_manager_vtable;
178 DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, void *userdata);
180 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, DBusError *error);
182 int manager_send_changed(Manager *manager, const char *properties);
184 int manager_dispatch_delayed(Manager *manager);
186 int manager_start_scope(Manager *manager, const char *scope, pid_t pid, const char *slice, const char *description, const char *after, const char *kill_mode, DBusError *error, char **job);
187 int manager_start_unit(Manager *manager, const char *unit, DBusError *error, char **job);
188 int manager_stop_unit(Manager *manager, const char *unit, DBusError *error, char **job);
189 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, DBusError *error);
190 int manager_unit_is_active(Manager *manager, const char *unit);
192 /* gperf lookup function */
193 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);
195 int manager_watch_busname(Manager *manager, const char *name);
196 void manager_drop_busname(Manager *manager, const char *name);