src/logind.h

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 #ifndef foologindhfoo
   4 #define foologindhfoo
   5
   6 /***
   7   This file is part of systemd.
   8
   9   Copyright 2011 Lennart Poettering
  10
  11   systemd is free software; you can redistribute it and/or modify it
  12   under the terms of the GNU General Public License as published by
  13   the Free Software Foundation; either version 2 of the License, or
  14   (at your option) any later version.
  15
  16   systemd is distributed in the hope that it will be useful, but
  17   WITHOUT ANY WARRANTY; without even the implied warranty of
  18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19   General Public License for more details.
  20
  21   You should have received a copy of the GNU General Public License
  22   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  23 ***/
  24
  25 #include <stdbool.h>
  26 #include <inttypes.h>
  27 #include <dbus/dbus.h>
  28 #include <libudev.h>
  29
  30 #include "util.h"
  31 #include "list.h"
  32 #include "hashmap.h"
  33 #include "cgroup-util.h"
  34
  35 /* TODO:
  36  *
  37  * recreate VTs when disallocated
  38  * spawn user systemd
  39  * direct client API
  40  * subscribe to fd HUP
  41  * D-Bus method: AttachDevice(seat, device);
  42  * D-Bus method: PermitLinger(user, bool b);
  43  *
  44  * non-local X11 server
  45  * reboot/shutdown halt management
  46  */
  47
  48 typedef struct Manager Manager;
  49
  50 #include "logind-device.h"
  51 #include "logind-seat.h"
  52 #include "logind-session.h"
  53 #include "logind-user.h"
  54
  55 struct Manager {
  56         DBusConnection *bus;
  57
  58         Hashmap *devices;
  59         Hashmap *seats;
  60         Hashmap *sessions;
  61         Hashmap *users;
  62
  63         LIST_HEAD(Seat, seat_gc_queue);
  64         LIST_HEAD(Session, session_gc_queue);
  65         LIST_HEAD(User, user_gc_queue);
  66
  67         struct udev *udev;
  68         struct udev_monitor *udev_monitor;
  69
  70         int udev_fd;
  71         int console_active_fd;
  72         int bus_fd;
  73         int epoll_fd;
  74
  75         unsigned n_autovts;
  76
  77         Seat *vtconsole;
  78
  79         char *cgroup_path;
  80         char **controllers;
  81
  82         char **kill_only_users, **kill_exclude_users;
  83
  84         bool kill_user_processes;
  85
  86         unsigned long session_counter;
  87
  88         Hashmap *cgroups;
  89 };
  90
  91 Manager *manager_new(void);
  92 void manager_free(Manager *m);
  93
  94 int manager_add_device(Manager *m, const char *sysfs, Device **_device);
  95 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
  96 int manager_add_session(Manager *m, User *u, const char *id, Session **_session);
  97 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
  98 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
  99 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
 100
 101 int manager_process_device(Manager *m, struct udev_device *d);
 102 int manager_dispatch_udev(Manager *m);
 103 int manager_dispatch_console(Manager *m);
 104
 105 int manager_enumerate_devices(Manager *m);
 106 int manager_enumerate_seats(Manager *m);
 107 int manager_enumerate_sessions(Manager *m);
 108 int manager_enumerate_users(Manager *m);
 109
 110 int manager_startup(Manager *m);
 111 int manager_run(Manager *m);
 112 int manager_spawn_autovt(Manager *m, int vtnr);
 113
 114 void manager_cgroup_notify_empty(Manager *m, const char *cgroup);
 115
 116 void manager_gc(Manager *m);
 117
 118 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
 119
 120 bool x11_display_is_local(const char *display);
 121
 122 extern const DBusObjectPathVTable bus_manager_vtable;
 123
 124 DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, void *userdata);
 125
 126 int manager_send_changed(Manager *manager, const char *properties);
 127
 128 #endif