1 /* SPDX-License-Identifier: LGPL-2.1+ */
5 This file is part of systemd.
7 Copyright 2011 Lennart Poettering
9 systemd is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 2.1 of the License, or
12 (at your option) any later version.
14 systemd is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with systemd; If not, see <http://www.gnu.org/licenses/>.
23 typedef struct Session Session;
24 typedef enum KillWho KillWho;
27 #include "login-util.h"
28 #include "logind-user.h"
30 typedef enum SessionState {
31 SESSION_OPENING, /* Session scope is being created */
32 SESSION_ONLINE, /* Logged in */
33 SESSION_ACTIVE, /* Logged in and in the fg */
34 SESSION_CLOSING, /* Logged out, but scope is still there */
36 _SESSION_STATE_INVALID = -1
39 typedef enum SessionClass {
45 _SESSION_CLASS_INVALID = -1
48 typedef enum SessionType {
56 _SESSION_TYPE_INVALID = -1
59 #define SESSION_TYPE_IS_GRAPHICAL(type) IN_SET(type, SESSION_X11, SESSION_WAYLAND, SESSION_MIR)
65 _KILL_WHO_INVALID = -1
72 unsigned int position;
80 dual_timestamp timestamp;
92 #if 0 /// UNNEEDED by elogind
106 sd_event_source *fifo_event_source;
109 dual_timestamp idle_hint_timestamp;
119 sd_bus_message *create_message;
121 sd_event_source *timer_event_source;
127 LIST_FIELDS(Session, sessions_by_user);
128 LIST_FIELDS(Session, sessions_by_seat);
130 LIST_FIELDS(Session, gc_queue);
133 Session *session_new(Manager *m, const char *id);
134 void session_free(Session *s);
135 void session_set_user(Session *s, User *u);
136 bool session_check_gc(Session *s, bool drop_not_started);
137 void session_add_to_gc_queue(Session *s);
138 int session_activate(Session *s);
139 bool session_is_active(Session *s);
140 int session_get_idle_hint(Session *s, dual_timestamp *t);
141 void session_set_idle_hint(Session *s, bool b);
142 int session_get_locked_hint(Session *s);
143 void session_set_locked_hint(Session *s, bool b);
144 int session_create_fifo(Session *s);
145 int session_start(Session *s);
146 int session_stop(Session *s, bool force);
147 int session_finalize(Session *s);
148 int session_release(Session *s);
149 int session_save(Session *s);
150 int session_load(Session *s);
151 int session_kill(Session *s, KillWho who, int signo);
153 SessionState session_get_state(Session *u);
155 extern const sd_bus_vtable session_vtable[];
156 int session_node_enumerator(sd_bus *bus, const char *path,void *userdata, char ***nodes, sd_bus_error *error);
157 int session_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error);
158 char *session_bus_path(Session *s);
160 int session_send_signal(Session *s, bool new_session);
161 int session_send_changed(Session *s, const char *properties, ...) _sentinel_;
162 int session_send_lock(Session *s, bool lock);
163 int session_send_lock_all(Manager *m, bool lock);
165 int session_send_create_reply(Session *s, sd_bus_error *error);
167 const char* session_state_to_string(SessionState t) _const_;
168 SessionState session_state_from_string(const char *s) _pure_;
170 const char* session_type_to_string(SessionType t) _const_;
171 SessionType session_type_from_string(const char *s) _pure_;
173 const char* session_class_to_string(SessionClass t) _const_;
174 SessionClass session_class_from_string(const char *s) _pure_;
176 const char *kill_who_to_string(KillWho k) _const_;
177 KillWho kill_who_from_string(const char *s) _pure_;
179 int session_prepare_vt(Session *s);
180 void session_restore_vt(Session *s);
181 void session_leave_vt(Session *s);
183 bool session_is_controller(Session *s, const char *sender);
184 int session_set_controller(Session *s, const char *sender, bool force, bool prepare);
185 void session_drop_controller(Session *s);
187 int bus_session_method_activate(sd_bus_message *message, void *userdata, sd_bus_error *error);
188 int bus_session_method_lock(sd_bus_message *message, void *userdata, sd_bus_error *error);
189 int bus_session_method_terminate(sd_bus_message *message, void *userdata, sd_bus_error *error);
190 int bus_session_method_kill(sd_bus_message *message, void *userdata, sd_bus_error *error);