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 typedef struct Manager Manager;
  36
  37 #include "logind-device.h"
  38 #include "logind-seat.h"
  39 #include "logind-session.h"
  40 #include "logind-user.h"
  41
  42 struct Manager {
  43         DBusConnection *bus;
  44
  45         Hashmap *devices;
  46         Hashmap *seats;
  47         Hashmap *sessions;
  48         Hashmap *users;
  49
  50         LIST_HEAD(Seat, seat_gc_queue);
  51         LIST_HEAD(Session, session_gc_queue);
  52         LIST_HEAD(User, user_gc_queue);
  53
  54         struct udev *udev;
  55         struct udev_monitor *udev_seat_monitor, *udev_vcsa_monitor;
  56
  57         int udev_seat_fd;
  58         int udev_vcsa_fd;
  59
  60         int console_active_fd;
  61         int bus_fd;
  62         int epoll_fd;
  63
  64         unsigned n_autovts;
  65
  66         Seat *vtconsole;
  67
  68         char *cgroup_path;
  69         char **controllers, **reset_controllers;
  70
  71         char **kill_only_users, **kill_exclude_users;
  72
  73         bool kill_user_processes;
  74
  75         unsigned long session_counter;
  76
  77         Hashmap *cgroups;
  78         Hashmap *fifo_fds;
  79 };
  80
  81 enum {
  82         FD_SEAT_UDEV,
  83         FD_VCSA_UDEV,
  84         FD_CONSOLE,
  85         FD_BUS,
  86         FD_FIFO_BASE
  87 };
  88
  89 Manager *manager_new(void);
  90 void manager_free(Manager *m);
  91
  92 int manager_add_device(Manager *m, const char *sysfs, Device **_device);
  93 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
  94 int manager_add_session(Manager *m, User *u, const char *id, Session **_session);
  95 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
  96 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
  97 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
  98
  99 int manager_process_seat_device(Manager *m, struct udev_device *d);
 100 int manager_dispatch_seat_udev(Manager *m);
 101 int manager_dispatch_vcsa_udev(Manager *m);
 102 int manager_dispatch_console(Manager *m);
 103
 104 int manager_enumerate_devices(Manager *m);
 105 int manager_enumerate_seats(Manager *m);
 106 int manager_enumerate_sessions(Manager *m);
 107 int manager_enumerate_users(Manager *m);
 108
 109 int manager_startup(Manager *m);
 110 int manager_run(Manager *m);
 111 int manager_spawn_autovt(Manager *m, int vtnr);
 112
 113 void manager_cgroup_notify_empty(Manager *m, const char *cgroup);
 114
 115 void manager_gc(Manager *m, bool drop_not_started);
 116
 117 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
 118
 119 extern const DBusObjectPathVTable bus_manager_vtable;
 120
 121 DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, void *userdata);
 122
 123 int manager_send_changed(Manager *manager, const char *properties);
 124
 125 /* gperf lookup function */
 126 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);
 127
 128 #endif