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1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
c2f1db8f | 3 | #pragma once |
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4 | |
5 | /*** | |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2011 Lennart Poettering | |
9 | ||
10 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
11 | under the terms of the GNU Lesser General Public License as published by |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
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13 | (at your option) any later version. |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 18 | Lesser General Public License for more details. |
90821c93 | 19 | |
5430f7f2 | 20 | You should have received a copy of the GNU Lesser General Public License |
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21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
22 | ***/ | |
23 | ||
24 | typedef struct Session Session; | |
9444b1f2 | 25 | typedef enum KillWho KillWho; |
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26 | |
27 | #include "list.h" | |
28 | #include "util.h" | |
29 | #include "logind.h" | |
30 | #include "logind-seat.h" | |
118ecf32 | 31 | #include "logind-session-device.h" |
90821c93 | 32 | #include "logind-user.h" |
4b549144 | 33 | #include "login-shared.h" |
90821c93 | 34 | |
0604381b | 35 | typedef enum SessionState { |
fb6becb4 | 36 | SESSION_OPENING, /* Session scope is being created */ |
0604381b LP |
37 | SESSION_ONLINE, /* Logged in */ |
38 | SESSION_ACTIVE, /* Logged in and in the fg */ | |
fb6becb4 | 39 | SESSION_CLOSING, /* Logged out, but scope is still there */ |
0604381b LP |
40 | _SESSION_STATE_MAX, |
41 | _SESSION_STATE_INVALID = -1 | |
42 | } SessionState; | |
43 | ||
55efac6c LP |
44 | typedef enum SessionClass { |
45 | SESSION_USER, | |
46 | SESSION_GREETER, | |
47 | SESSION_LOCK_SCREEN, | |
e2acb67b | 48 | SESSION_BACKGROUND, |
55efac6c LP |
49 | _SESSION_CLASS_MAX, |
50 | _SESSION_CLASS_INVALID = -1 | |
51 | } SessionClass; | |
52 | ||
e2acb67b LP |
53 | typedef enum SessionType { |
54 | SESSION_UNSPECIFIED, | |
55 | SESSION_TTY, | |
56 | SESSION_X11, | |
d9eb81f9 | 57 | SESSION_WAYLAND, |
9541666b | 58 | SESSION_MIR, |
e2acb67b LP |
59 | _SESSION_TYPE_MAX, |
60 | _SESSION_TYPE_INVALID = -1 | |
61 | } SessionType; | |
62 | ||
952d3260 LP |
63 | #define SESSION_TYPE_IS_GRAPHICAL(type) IN_SET(type, SESSION_X11, SESSION_WAYLAND, SESSION_MIR) |
64 | ||
9444b1f2 | 65 | enum KillWho { |
de07ab16 LP |
66 | KILL_LEADER, |
67 | KILL_ALL, | |
68 | _KILL_WHO_MAX, | |
69 | _KILL_WHO_INVALID = -1 | |
9444b1f2 | 70 | }; |
de07ab16 | 71 | |
90821c93 LP |
72 | struct Session { |
73 | Manager *manager; | |
74 | ||
f7a5bb28 | 75 | const char *id; |
49e6fdbf | 76 | unsigned int pos; |
90821c93 | 77 | SessionType type; |
55efac6c | 78 | SessionClass class; |
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79 | |
80 | char *state_file; | |
81 | ||
82 | User *user; | |
83 | ||
84 | dual_timestamp timestamp; | |
85 | ||
86 | char *tty; | |
87 | char *display; | |
88 | ||
89 | bool remote; | |
3f49d45a | 90 | char *remote_user; |
90821c93 | 91 | char *remote_host; |
98a28fef | 92 | char *service; |
a4cd87e9 | 93 | char *desktop; |
fb6becb4 LP |
94 | |
95 | char *scope; | |
96 | char *scope_job; | |
98a28fef | 97 | |
90821c93 | 98 | Seat *seat; |
92bd5ff3 | 99 | unsigned int vtnr; |
90a18413 DH |
100 | int vtfd; |
101 | sd_event_source *vt_source; | |
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102 | |
103 | pid_t leader; | |
3f49d45a | 104 | uint32_t audit_id; |
90821c93 | 105 | |
932e3ee7 LP |
106 | int fifo_fd; |
107 | char *fifo_path; | |
90821c93 | 108 | |
cc377381 LP |
109 | sd_event_source *fifo_event_source; |
110 | ||
a185c5aa LP |
111 | bool idle_hint; |
112 | dual_timestamp idle_hint_timestamp; | |
113 | ||
14c3baca | 114 | bool in_gc_queue:1; |
9418f147 | 115 | bool started:1; |
5f41d1f1 | 116 | bool stopping:1; |
90821c93 | 117 | |
cc377381 | 118 | sd_bus_message *create_message; |
fb6becb4 | 119 | |
5f41d1f1 LP |
120 | sd_event_source *timer_event_source; |
121 | ||
ae5e06bd | 122 | char *controller; |
118ecf32 | 123 | Hashmap *devices; |
ae5e06bd | 124 | |
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125 | LIST_FIELDS(Session, sessions_by_user); |
126 | LIST_FIELDS(Session, sessions_by_seat); | |
14c3baca LP |
127 | |
128 | LIST_FIELDS(Session, gc_queue); | |
90821c93 LP |
129 | }; |
130 | ||
9444b1f2 | 131 | Session *session_new(Manager *m, const char *id); |
90821c93 | 132 | void session_free(Session *s); |
9444b1f2 | 133 | void session_set_user(Session *s, User *u); |
cc377381 | 134 | bool session_check_gc(Session *s, bool drop_not_started); |
14c3baca | 135 | void session_add_to_gc_queue(Session *s); |
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136 | int session_activate(Session *s); |
137 | bool session_is_active(Session *s); | |
a185c5aa | 138 | int session_get_idle_hint(Session *s, dual_timestamp *t); |
bef422ae | 139 | void session_set_idle_hint(Session *s, bool b); |
932e3ee7 | 140 | int session_create_fifo(Session *s); |
90821c93 | 141 | int session_start(Session *s); |
9bb69af4 | 142 | int session_stop(Session *s, bool force); |
405e0255 | 143 | int session_finalize(Session *s); |
5f41d1f1 | 144 | void session_release(Session *s); |
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145 | int session_save(Session *s); |
146 | int session_load(Session *s); | |
de07ab16 | 147 | int session_kill(Session *s, KillWho who, int signo); |
90821c93 | 148 | |
0604381b LP |
149 | SessionState session_get_state(Session *u); |
150 | ||
cc377381 | 151 | extern const sd_bus_vtable session_vtable[]; |
f00c3121 LP |
152 | int session_node_enumerator(sd_bus *bus, const char *path,void *userdata, char ***nodes, sd_bus_error *error); |
153 | int session_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error); | |
cc377381 | 154 | char *session_bus_path(Session *s); |
3f49d45a | 155 | |
da119395 | 156 | int session_send_signal(Session *s, bool new_session); |
cc377381 | 157 | int session_send_changed(Session *s, const char *properties, ...) _sentinel_; |
88e3dc90 | 158 | int session_send_lock(Session *s, bool lock); |
7ba64386 | 159 | int session_send_lock_all(Manager *m, bool lock); |
da119395 | 160 | |
cc377381 | 161 | int session_send_create_reply(Session *s, sd_bus_error *error); |
fb6becb4 | 162 | |
44a6b1b6 ZJS |
163 | const char* session_state_to_string(SessionState t) _const_; |
164 | SessionState session_state_from_string(const char *s) _pure_; | |
0604381b | 165 | |
44a6b1b6 ZJS |
166 | const char* session_type_to_string(SessionType t) _const_; |
167 | SessionType session_type_from_string(const char *s) _pure_; | |
90821c93 | 168 | |
44a6b1b6 ZJS |
169 | const char* session_class_to_string(SessionClass t) _const_; |
170 | SessionClass session_class_from_string(const char *s) _pure_; | |
55efac6c | 171 | |
44a6b1b6 ZJS |
172 | const char *kill_who_to_string(KillWho k) _const_; |
173 | KillWho kill_who_from_string(const char *s) _pure_; | |
ae5e06bd | 174 | |
8b8fa8b8 | 175 | void session_prepare_vt(Session *s); |
90a18413 DH |
176 | void session_restore_vt(Session *s); |
177 | ||
ae5e06bd DH |
178 | bool session_is_controller(Session *s, const char *sender); |
179 | int session_set_controller(Session *s, const char *sender, bool force); | |
180 | void session_drop_controller(Session *s); |