/*-*- 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 "util.h" #include "logind.h" #include "logind-seat.h" #include "logind-session-device.h" #include "logind-user.h" #include "login-shared.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_TYPE_MAX, _SESSION_TYPE_INVALID = -1 } SessionType; enum KillWho { KILL_LEADER, KILL_ALL, _KILL_WHO_MAX, _KILL_WHO_INVALID = -1 }; struct Session { Manager *manager; char *id; 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 *scope; char *scope_job; int vtnr; Seat *seat; 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 closing:1; sd_bus_message *create_message; 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); void session_remove_fifo(Session *s); int session_start(Session *s); int session_stop(Session *s); int session_finalize(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, char ***nodes, void *userdata); int session_object_find(sd_bus *bus, const char *path, const char *interface, void **found, void *userdata); 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_; 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);