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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2011 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
typedef struct Session Session;
typedef enum KillWho KillWho;
#include "list.h"
#include "logind-user.h"
#include "login-util.h"
typedef enum SessionState {
SESSION_OPENING, /* Session scope is being created */
SESSION_ONLINE, /* Logged in */
SESSION_ACTIVE, /* Logged in and in the fg */
SESSION_CLOSING, /* Logged out, but scope is still there */
_SESSION_STATE_MAX,
_SESSION_STATE_INVALID = -1
} SessionState;
typedef enum SessionClass {
SESSION_USER,
SESSION_GREETER,
SESSION_LOCK_SCREEN,
SESSION_BACKGROUND,
_SESSION_CLASS_MAX,
_SESSION_CLASS_INVALID = -1
} SessionClass;
typedef enum SessionType {
SESSION_UNSPECIFIED,
SESSION_TTY,
SESSION_X11,
SESSION_WAYLAND,
SESSION_MIR,
SESSION_WEB,
_SESSION_TYPE_MAX,
_SESSION_TYPE_INVALID = -1
} SessionType;
#define SESSION_TYPE_IS_GRAPHICAL(type) IN_SET(type, SESSION_X11, SESSION_WAYLAND, SESSION_MIR)
enum KillWho {
KILL_LEADER,
KILL_ALL,
_KILL_WHO_MAX,
_KILL_WHO_INVALID = -1
};
struct Session {
Manager *manager;
const char *id;
unsigned int pos;
SessionType type;
SessionClass class;
char *state_file;
User *user;
dual_timestamp timestamp;
char *tty;
char *display;
bool remote;
char *remote_user;
char *remote_host;
char *service;
char *desktop;
char *scope;
char *scope_job;
Seat *seat;
unsigned int vtnr;
int vtfd;
pid_t leader;
uint32_t audit_id;
int fifo_fd;
char *fifo_path;
sd_event_source *fifo_event_source;
bool idle_hint;
dual_timestamp idle_hint_timestamp;
bool in_gc_queue:1;
bool started:1;
bool stopping:1;
sd_bus_message *create_message;
sd_event_source *timer_event_source;
char *controller;
Hashmap *devices;
LIST_FIELDS(Session, sessions_by_user);
LIST_FIELDS(Session, sessions_by_seat);
LIST_FIELDS(Session, gc_queue);
};
Session *session_new(Manager *m, const char *id);
void session_free(Session *s);
void session_set_user(Session *s, User *u);
bool session_check_gc(Session *s, bool drop_not_started);
void session_add_to_gc_queue(Session *s);
int session_activate(Session *s);
bool session_is_active(Session *s);
int session_get_idle_hint(Session *s, dual_timestamp *t);
void session_set_idle_hint(Session *s, bool b);
int session_create_fifo(Session *s);
int session_start(Session *s);
int session_stop(Session *s, bool force);
int session_finalize(Session *s);
int session_release(Session *s);
int session_save(Session *s);
int session_load(Session *s);
int session_kill(Session *s, KillWho who, int signo);
SessionState session_get_state(Session *u);
extern const sd_bus_vtable session_vtable[];
int session_node_enumerator(sd_bus *bus, const char *path,void *userdata, char ***nodes, sd_bus_error *error);
int session_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error);
char *session_bus_path(Session *s);
int session_send_signal(Session *s, bool new_session);
int session_send_changed(Session *s, const char *properties, ...) _sentinel_;
int session_send_lock(Session *s, bool lock);
int session_send_lock_all(Manager *m, bool lock);
int session_send_create_reply(Session *s, sd_bus_error *error);
const char* session_state_to_string(SessionState t) _const_;
SessionState session_state_from_string(const char *s) _pure_;
const char* session_type_to_string(SessionType t) _const_;
SessionType session_type_from_string(const char *s) _pure_;
const char* session_class_to_string(SessionClass t) _const_;
SessionClass session_class_from_string(const char *s) _pure_;
const char *kill_who_to_string(KillWho k) _const_;
KillWho kill_who_from_string(const char *s) _pure_;
int session_prepare_vt(Session *s);
void session_restore_vt(Session *s);
void session_leave_vt(Session *s);
bool session_is_controller(Session *s, const char *sender);
int session_set_controller(Session *s, const char *sender, bool force);
void session_drop_controller(Session *s);
int bus_session_method_activate(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_session_method_lock(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_session_method_terminate(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_session_method_kill(sd_bus_message *message, void *userdata, sd_bus_error *error);
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