logind: add infrastructure to keep track of machines, and move to slices

[elogind.git] / src / login / logind-session.h

diff --git a/src/login/logind-session.h b/src/login/logind-session.h
index 8e394ac0d8f698eaa32a22b3d6d931fb06e1f223..60597c23625cdeb2e222125c5f081d26c22263e4 100644 (file)
--- a/src/login/logind-session.h
+++ b/src/login/logind-session.h
@@ -1,7 +1,6 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef foologindsessionhfoo
-#define foologindsessionhfoo
+#pragma once
 
 /***
   This file is part of systemd.
@@ -9,20 +8,21 @@
   Copyright 2011 Lennart Poettering
 
   systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
+  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
-  General Public License for more details.
+  Lesser General Public License for more details.
 
-  You should have received a copy of the GNU General Public License
+  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"
@@ -30,6 +30,23 @@ typedef struct Session Session;
 #include "logind-seat.h"
 #include "logind-user.h"
 
+typedef enum SessionState {
+        SESSION_ONLINE,   /* Logged in */
+        SESSION_ACTIVE,   /* Logged in and in the fg */
+        SESSION_CLOSING,  /* Logged out, but processes still remain */
+        _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,
@@ -38,18 +55,19 @@ typedef enum SessionType {
         _SESSION_TYPE_INVALID = -1
 } SessionType;
 
-typedef enum KillWho {
+enum KillWho {
         KILL_LEADER,
         KILL_ALL,
         _KILL_WHO_MAX,
         _KILL_WHO_INVALID = -1
-} KillWho;
+};
 
 struct Session {
         Manager *manager;
 
         char *id;
         SessionType type;
+        SessionClass class;
 
         char *state_file;
 
@@ -65,6 +83,7 @@ struct Session {
         char *remote_host;
 
         char *service;
+        char *slice;
 
         int vtnr;
         Seat *seat;
@@ -91,8 +110,9 @@ struct Session {
         LIST_FIELDS(Session, gc_queue);
 };
 
-Session *session_new(Manager *m, User *u, const char *id);
+Session *session_new(Manager *m, const char *id);
 void session_free(Session *s);
+void session_set_user(Session *s, User *u);
 int session_check_gc(Session *s, bool drop_not_started);
 void session_add_to_gc_queue(Session *s);
 int session_activate(Session *s);
@@ -109,16 +129,23 @@ int session_kill(Session *s, KillWho who, int signo);
 
 char *session_bus_path(Session *s);
 
+SessionState session_get_state(Session *u);
+
 extern const DBusObjectPathVTable bus_session_vtable;
 
 int session_send_signal(Session *s, bool new_session);
 int session_send_changed(Session *s, const char *properties);
 int session_send_lock(Session *s, bool lock);
+int session_send_lock_all(Manager *m, bool lock);
+
+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);
-SessionType session_type_from_string(const char *s);
+const char* session_type_to_string(SessionType t) _const_;
+SessionType session_type_from_string(const char *s) _pure_;
 
-const char *kill_who_to_string(KillWho k);
-KillWho kill_who_from_string(const char *s);
+const char* session_class_to_string(SessionClass t) _const_;
+SessionClass session_class_from_string(const char *s) _pure_;
 
-#endif
+const char *kill_who_to_string(KillWho k) _const_;
+KillWho kill_who_from_string(const char *s) _pure_;