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87f0e418 LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
2 | ||
3 | #ifndef foounithfoo | |
4 | #define foounithfoo | |
5 | ||
a7334b09 LP |
6 | /*** |
7 | This file is part of systemd. | |
8 | ||
9 | Copyright 2010 Lennart Poettering | |
10 | ||
11 | systemd is free software; you can redistribute it and/or modify it | |
12 | under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
14 | (at your option) any later version. | |
15 | ||
16 | systemd is distributed in the hope that it will be useful, but | |
17 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
22 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
23 | ***/ | |
24 | ||
87f0e418 LP |
25 | #include <stdbool.h> |
26 | #include <stdlib.h> | |
27 | ||
28 | typedef union Unit Unit; | |
29 | typedef struct Meta Meta; | |
30 | typedef struct UnitVTable UnitVTable; | |
31 | typedef enum UnitType UnitType; | |
32 | typedef enum UnitLoadState UnitLoadState; | |
33 | typedef enum UnitActiveState UnitActiveState; | |
34 | typedef enum UnitDependency UnitDependency; | |
35 | ||
87f0e418 LP |
36 | #include "set.h" |
37 | #include "util.h" | |
38 | #include "list.h" | |
39 | #include "socket-util.h" | |
40 | #include "execute.h" | |
87f0e418 | 41 | |
0f138303 | 42 | #define UNIT_NAME_MAX 256 |
dfd8eeed | 43 | #define DEFAULT_TIMEOUT_USEC (60*USEC_PER_SEC) |
87f0e418 LP |
44 | #define DEFAULT_RESTART_USEC (100*USEC_PER_MSEC) |
45 | ||
46 | enum UnitType { | |
47 | UNIT_SERVICE = 0, | |
87f0e418 LP |
48 | UNIT_SOCKET, |
49 | UNIT_TARGET, | |
50 | UNIT_DEVICE, | |
51 | UNIT_MOUNT, | |
52 | UNIT_AUTOMOUNT, | |
53 | UNIT_SNAPSHOT, | |
41447faf | 54 | UNIT_TIMER, |
07b0b134 | 55 | UNIT_SWAP, |
01f78473 | 56 | UNIT_PATH, |
87f0e418 | 57 | _UNIT_TYPE_MAX, |
50159e6a | 58 | _UNIT_TYPE_INVALID = -1 |
87f0e418 LP |
59 | }; |
60 | ||
61 | enum UnitLoadState { | |
62 | UNIT_STUB, | |
63 | UNIT_LOADED, | |
64 | UNIT_FAILED, | |
23a177ef | 65 | UNIT_MERGED, |
94f04347 LP |
66 | _UNIT_LOAD_STATE_MAX, |
67 | _UNIT_LOAD_STATE_INVALID = -1 | |
87f0e418 LP |
68 | }; |
69 | ||
70 | enum UnitActiveState { | |
71 | UNIT_ACTIVE, | |
032ff4af | 72 | UNIT_RELOADING, |
87f0e418 | 73 | UNIT_INACTIVE, |
032ff4af | 74 | UNIT_MAINTENANCE, |
87f0e418 LP |
75 | UNIT_ACTIVATING, |
76 | UNIT_DEACTIVATING, | |
94f04347 LP |
77 | _UNIT_ACTIVE_STATE_MAX, |
78 | _UNIT_ACTIVE_STATE_INVALID = -1 | |
87f0e418 LP |
79 | }; |
80 | ||
81 | static inline bool UNIT_IS_ACTIVE_OR_RELOADING(UnitActiveState t) { | |
032ff4af | 82 | return t == UNIT_ACTIVE || t == UNIT_RELOADING; |
87f0e418 LP |
83 | } |
84 | ||
85 | static inline bool UNIT_IS_ACTIVE_OR_ACTIVATING(UnitActiveState t) { | |
032ff4af | 86 | return t == UNIT_ACTIVE || t == UNIT_ACTIVATING || t == UNIT_RELOADING; |
87f0e418 LP |
87 | } |
88 | ||
89 | static inline bool UNIT_IS_INACTIVE_OR_DEACTIVATING(UnitActiveState t) { | |
032ff4af | 90 | return t == UNIT_INACTIVE || t == UNIT_MAINTENANCE || t == UNIT_DEACTIVATING; |
6124958c LP |
91 | } |
92 | ||
93 | static inline bool UNIT_IS_INACTIVE_OR_MAINTENANCE(UnitActiveState t) { | |
032ff4af | 94 | return t == UNIT_INACTIVE || t == UNIT_MAINTENANCE; |
87f0e418 LP |
95 | } |
96 | ||
97 | enum UnitDependency { | |
98 | /* Positive dependencies */ | |
99 | UNIT_REQUIRES, | |
9e2f7c11 | 100 | UNIT_REQUIRES_OVERRIDABLE, |
87f0e418 | 101 | UNIT_REQUISITE, |
9e2f7c11 LP |
102 | UNIT_REQUISITE_OVERRIDABLE, |
103 | UNIT_WANTS, | |
87f0e418 LP |
104 | |
105 | /* Inverse of the above */ | |
9e2f7c11 LP |
106 | UNIT_REQUIRED_BY, /* inverse of 'requires' and 'requisite' is 'required_by' */ |
107 | UNIT_REQUIRED_BY_OVERRIDABLE, /* inverse of 'soft_requires' and 'soft_requisite' is 'soft_required_by' */ | |
108 | UNIT_WANTED_BY, /* inverse of 'wants' */ | |
87f0e418 LP |
109 | |
110 | /* Negative dependencies */ | |
9e2f7c11 | 111 | UNIT_CONFLICTS, /* inverse of 'conflicts' is 'conflicts' */ |
87f0e418 LP |
112 | |
113 | /* Order */ | |
701cc384 | 114 | UNIT_BEFORE, /* inverse of 'before' is 'after' and vice versa */ |
87f0e418 LP |
115 | UNIT_AFTER, |
116 | ||
701cc384 LP |
117 | /* Reference information for GC logic */ |
118 | UNIT_REFERENCES, /* Inverse of 'references' is 'referenced_by' */ | |
119 | UNIT_REFERENCED_BY, | |
120 | ||
87f0e418 LP |
121 | _UNIT_DEPENDENCY_MAX, |
122 | _UNIT_DEPENDENCY_INVALID = -1 | |
123 | }; | |
124 | ||
ef734fd6 LP |
125 | #include "manager.h" |
126 | #include "job.h" | |
8e274523 | 127 | #include "cgroup.h" |
ef734fd6 | 128 | |
87f0e418 LP |
129 | struct Meta { |
130 | Manager *manager; | |
23a177ef | 131 | |
87f0e418 LP |
132 | UnitType type; |
133 | UnitLoadState load_state; | |
23a177ef | 134 | Unit *merged_into; |
87f0e418 LP |
135 | |
136 | char *id; /* One name is special because we use it for identification. Points to an entry in the names set */ | |
9e2f7c11 | 137 | char *instance; |
87f0e418 LP |
138 | |
139 | Set *names; | |
140 | Set *dependencies[_UNIT_DEPENDENCY_MAX]; | |
141 | ||
142 | char *description; | |
6be1e7d5 | 143 | char *fragment_path; /* if loaded from a config file this is the primary path to it */ |
45fb0699 | 144 | usec_t fragment_mtime; |
87f0e418 LP |
145 | |
146 | /* If there is something to do with this unit, then this is | |
147 | * the job for it */ | |
148 | Job *job; | |
149 | ||
63983207 LP |
150 | dual_timestamp inactive_exit_timestamp; |
151 | dual_timestamp active_enter_timestamp; | |
152 | dual_timestamp active_exit_timestamp; | |
153 | dual_timestamp inactive_enter_timestamp; | |
87f0e418 | 154 | |
8e274523 LP |
155 | /* Counterparts in the cgroup filesystem */ |
156 | CGroupBonding *cgroup_bondings; | |
157 | ||
ef734fd6 LP |
158 | /* Per type list */ |
159 | LIST_FIELDS(Meta, units_per_type); | |
c1e1601e | 160 | |
701cc384 LP |
161 | /* Load queue */ |
162 | LIST_FIELDS(Meta, load_queue); | |
163 | ||
c1e1601e LP |
164 | /* D-Bus queue */ |
165 | LIST_FIELDS(Meta, dbus_queue); | |
23a177ef LP |
166 | |
167 | /* Cleanup queue */ | |
168 | LIST_FIELDS(Meta, cleanup_queue); | |
9d58f1db | 169 | |
701cc384 LP |
170 | /* GC queue */ |
171 | LIST_FIELDS(Meta, gc_queue); | |
172 | ||
173 | /* Used during GC sweeps */ | |
eced69b3 | 174 | unsigned gc_marker; |
701cc384 | 175 | |
9d58f1db LP |
176 | /* If we go down, pull down everything that depends on us, too */ |
177 | bool recursive_stop; | |
178 | ||
179 | /* Garbage collect us we nobody wants or requires us anymore */ | |
180 | bool stop_when_unneeded; | |
181 | ||
a40eb732 LP |
182 | /* Refuse manual starting, allow starting only indirectly via dependency. */ |
183 | bool only_by_dependency; | |
184 | ||
185 | /* Create default depedencies */ | |
186 | bool default_dependencies; | |
187 | ||
3b6fdb5b LP |
188 | /* Bring up this unit even if a dependency fails to start */ |
189 | bool ignore_dependency_failure; | |
190 | ||
cca098b0 LP |
191 | /* When deserializing, temporarily store the job type for this |
192 | * unit here, if there was a job scheduled */ | |
2f630e5f | 193 | int deserialized_job; /* This is actually of type JobType */ |
cca098b0 | 194 | |
9d58f1db LP |
195 | bool in_load_queue:1; |
196 | bool in_dbus_queue:1; | |
197 | bool in_cleanup_queue:1; | |
701cc384 LP |
198 | bool in_gc_queue:1; |
199 | ||
9d58f1db | 200 | bool sent_dbus_new_signal:1; |
87f0e418 LP |
201 | }; |
202 | ||
203 | #include "service.h" | |
204 | #include "timer.h" | |
205 | #include "socket.h" | |
206 | #include "target.h" | |
207 | #include "device.h" | |
208 | #include "mount.h" | |
209 | #include "automount.h" | |
210 | #include "snapshot.h" | |
07b0b134 | 211 | #include "swap.h" |
01f78473 | 212 | #include "path.h" |
87f0e418 LP |
213 | |
214 | union Unit { | |
215 | Meta meta; | |
216 | Service service; | |
217 | Timer timer; | |
218 | Socket socket; | |
219 | Target target; | |
220 | Device device; | |
221 | Mount mount; | |
222 | Automount automount; | |
223 | Snapshot snapshot; | |
07b0b134 | 224 | Swap swap; |
01f78473 | 225 | Path path; |
87f0e418 LP |
226 | }; |
227 | ||
228 | struct UnitVTable { | |
229 | const char *suffix; | |
230 | ||
e537352b | 231 | /* This should reset all type-specific variables. This should |
a16e1123 LP |
232 | * not allocate memory, and is called with zero-initialized |
233 | * data. It should hence only initialize variables that need | |
234 | * to be set != 0. */ | |
e537352b LP |
235 | void (*init)(Unit *u); |
236 | ||
a16e1123 LP |
237 | /* This should free all type-specific variables. It should be |
238 | * idempotent. */ | |
239 | void (*done)(Unit *u); | |
240 | ||
e537352b LP |
241 | /* Actually load data from disk. This may fail, and should set |
242 | * load_state to UNIT_LOADED, UNIT_MERGED or leave it at | |
243 | * UNIT_STUB if no configuration could be found. */ | |
244 | int (*load)(Unit *u); | |
245 | ||
e537352b LP |
246 | /* If a a lot of units got created via enumerate(), this is |
247 | * where to actually set the state and call unit_notify(). */ | |
f50e0a01 | 248 | int (*coldplug)(Unit *u); |
87f0e418 LP |
249 | |
250 | void (*dump)(Unit *u, FILE *f, const char *prefix); | |
251 | ||
252 | int (*start)(Unit *u); | |
253 | int (*stop)(Unit *u); | |
254 | int (*reload)(Unit *u); | |
255 | ||
256 | bool (*can_reload)(Unit *u); | |
257 | ||
a16e1123 LP |
258 | /* Write all data that cannot be restored from other sources |
259 | * away using unit_serialize_item() */ | |
260 | int (*serialize)(Unit *u, FILE *f, FDSet *fds); | |
261 | ||
262 | /* Restore one item from the serialization */ | |
263 | int (*deserialize_item)(Unit *u, const char *key, const char *data, FDSet *fds); | |
264 | ||
87f0e418 LP |
265 | /* Boils down the more complex internal state of this unit to |
266 | * a simpler one that the engine can understand */ | |
267 | UnitActiveState (*active_state)(Unit *u); | |
268 | ||
10a94420 LP |
269 | /* Returns the substate specific to this unit type as |
270 | * string. This is purely information so that we can give the | |
271 | * user a more finegrained explanation in which actual state a | |
272 | * unit is in. */ | |
273 | const char* (*sub_state_to_string)(Unit *u); | |
274 | ||
701cc384 LP |
275 | /* Return true when there is reason to keep this entry around |
276 | * even nothing references it and it isn't active in any | |
277 | * way */ | |
278 | bool (*check_gc)(Unit *u); | |
279 | ||
280 | /* Return true when this unit is suitable for snapshotting */ | |
281 | bool (*check_snapshot)(Unit *u); | |
282 | ||
acbb0225 | 283 | void (*fd_event)(Unit *u, int fd, uint32_t events, Watch *w); |
87f0e418 | 284 | void (*sigchld_event)(Unit *u, pid_t pid, int code, int status); |
acbb0225 | 285 | void (*timer_event)(Unit *u, uint64_t n_elapsed, Watch *w); |
7824bbeb | 286 | |
05e343b7 LP |
287 | /* Called whenever any of the cgroups this unit watches for |
288 | * ran empty */ | |
8e274523 LP |
289 | void (*cgroup_notify_empty)(Unit *u); |
290 | ||
8c47c732 | 291 | /* Called whenever a process of this unit sends us a message */ |
c952c6ec | 292 | void (*notify_message)(Unit *u, pid_t pid, char **tags); |
8c47c732 | 293 | |
05e343b7 LP |
294 | /* Called whenever a name thus Unit registered for comes or |
295 | * goes away. */ | |
296 | void (*bus_name_owner_change)(Unit *u, const char *name, const char *old_owner, const char *new_owner); | |
297 | ||
298 | /* Called whenever a bus PID lookup finishes */ | |
299 | void (*bus_query_pid_done)(Unit *u, const char *name, pid_t pid); | |
300 | ||
4139c1b2 | 301 | /* Called for each message received on the bus */ |
5e8d1c9a | 302 | DBusHandlerResult (*bus_message_handler)(Unit *u, DBusConnection *c, DBusMessage *message); |
4139c1b2 | 303 | |
f50e0a01 LP |
304 | /* This is called for each unit type and should be used to |
305 | * enumerate existing devices and load them. However, | |
306 | * everything that is loaded here should still stay in | |
307 | * inactive state. It is the job of the coldplug() call above | |
308 | * to put the units into the initial state. */ | |
7824bbeb | 309 | int (*enumerate)(Manager *m); |
f50e0a01 LP |
310 | |
311 | /* Type specific cleanups. */ | |
7824bbeb | 312 | void (*shutdown)(Manager *m); |
9d58f1db LP |
313 | |
314 | /* Can units of this type have multiple names? */ | |
315 | bool no_alias:1; | |
316 | ||
317 | /* If true units of this types can never have "Requires" | |
318 | * dependencies, because state changes can only be observed, | |
319 | * not triggered */ | |
320 | bool no_requires:1; | |
321 | ||
322 | /* Instances make no sense for this type */ | |
323 | bool no_instances:1; | |
324 | ||
325 | /* Exclude this type from snapshots */ | |
326 | bool no_snapshots:1; | |
701cc384 LP |
327 | |
328 | /* Exclude from automatic gc */ | |
329 | bool no_gc:1; | |
c497c7a9 LP |
330 | |
331 | /* Exclude from isolation requests */ | |
332 | bool no_isolate:1; | |
9e58ff9c LP |
333 | |
334 | /* Show status updates on the console */ | |
335 | bool show_status:1; | |
87f0e418 LP |
336 | }; |
337 | ||
338 | extern const UnitVTable * const unit_vtable[_UNIT_TYPE_MAX]; | |
339 | ||
340 | #define UNIT_VTABLE(u) unit_vtable[(u)->meta.type] | |
341 | ||
342 | /* For casting a unit into the various unit types */ | |
343 | #define DEFINE_CAST(UPPERCASE, MixedCase) \ | |
344 | static inline MixedCase* UPPERCASE(Unit *u) { \ | |
399ab2b1 | 345 | if (_unlikely_(!u || u->meta.type != UNIT_##UPPERCASE)) \ |
87f0e418 LP |
346 | return NULL; \ |
347 | \ | |
348 | return (MixedCase*) u; \ | |
349 | } | |
350 | ||
351 | /* For casting the various unit types into a unit */ | |
399ab2b1 | 352 | #define UNIT(u) ((Unit*) (&(u)->meta)) |
87f0e418 LP |
353 | |
354 | DEFINE_CAST(SOCKET, Socket); | |
355 | DEFINE_CAST(TIMER, Timer); | |
356 | DEFINE_CAST(SERVICE, Service); | |
357 | DEFINE_CAST(TARGET, Target); | |
358 | DEFINE_CAST(DEVICE, Device); | |
359 | DEFINE_CAST(MOUNT, Mount); | |
360 | DEFINE_CAST(AUTOMOUNT, Automount); | |
361 | DEFINE_CAST(SNAPSHOT, Snapshot); | |
07b0b134 | 362 | DEFINE_CAST(SWAP, Swap); |
01f78473 | 363 | DEFINE_CAST(PATH, Path); |
87f0e418 | 364 | |
87f0e418 LP |
365 | Unit *unit_new(Manager *m); |
366 | void unit_free(Unit *u); | |
367 | ||
368 | int unit_add_name(Unit *u, const char *name); | |
9e2f7c11 | 369 | |
701cc384 | 370 | int unit_add_dependency(Unit *u, UnitDependency d, Unit *other, bool add_reference); |
2c966c03 LP |
371 | int unit_add_two_dependencies(Unit *u, UnitDependency d, UnitDependency e, Unit *other, bool add_reference); |
372 | ||
701cc384 | 373 | int unit_add_dependency_by_name(Unit *u, UnitDependency d, const char *name, const char *filename, bool add_reference); |
2c966c03 LP |
374 | int unit_add_two_dependencies_by_name(Unit *u, UnitDependency d, UnitDependency e, const char *name, const char *path, bool add_reference); |
375 | ||
701cc384 | 376 | int unit_add_dependency_by_name_inverse(Unit *u, UnitDependency d, const char *name, const char *filename, bool add_reference); |
2c966c03 | 377 | int unit_add_two_dependencies_by_name_inverse(Unit *u, UnitDependency d, UnitDependency e, const char *name, const char *path, bool add_reference); |
0ae97ec1 | 378 | |
23a177ef LP |
379 | int unit_add_exec_dependencies(Unit *u, ExecContext *c); |
380 | ||
8e274523 LP |
381 | int unit_add_cgroup(Unit *u, CGroupBonding *b); |
382 | int unit_add_cgroup_from_text(Unit *u, const char *name); | |
383 | int unit_add_default_cgroup(Unit *u); | |
384 | CGroupBonding* unit_get_default_cgroup(Unit *u); | |
385 | ||
0ae97ec1 | 386 | int unit_choose_id(Unit *u, const char *name); |
f50e0a01 | 387 | int unit_set_description(Unit *u, const char *description); |
87f0e418 | 388 | |
701cc384 LP |
389 | bool unit_check_gc(Unit *u); |
390 | ||
87f0e418 | 391 | void unit_add_to_load_queue(Unit *u); |
c1e1601e | 392 | void unit_add_to_dbus_queue(Unit *u); |
23a177ef | 393 | void unit_add_to_cleanup_queue(Unit *u); |
701cc384 | 394 | void unit_add_to_gc_queue(Unit *u); |
87f0e418 LP |
395 | |
396 | int unit_merge(Unit *u, Unit *other); | |
23a177ef LP |
397 | int unit_merge_by_name(Unit *u, const char *other); |
398 | ||
399 | Unit *unit_follow_merge(Unit *u); | |
87f0e418 | 400 | |
e537352b LP |
401 | int unit_load_fragment_and_dropin(Unit *u); |
402 | int unit_load_fragment_and_dropin_optional(Unit *u); | |
a16e1123 | 403 | int unit_load_nop(Unit *u); |
87f0e418 LP |
404 | int unit_load(Unit *unit); |
405 | ||
87f0e418 LP |
406 | const char *unit_description(Unit *u); |
407 | ||
f278026d LP |
408 | bool unit_has_name(Unit *u, const char *name); |
409 | ||
87f0e418 LP |
410 | UnitActiveState unit_active_state(Unit *u); |
411 | ||
10a94420 LP |
412 | const char* unit_sub_state_to_string(Unit *u); |
413 | ||
87f0e418 LP |
414 | void unit_dump(Unit *u, FILE *f, const char *prefix); |
415 | ||
416 | bool unit_can_reload(Unit *u); | |
417 | bool unit_can_start(Unit *u); | |
418 | ||
419 | int unit_start(Unit *u); | |
420 | int unit_stop(Unit *u); | |
421 | int unit_reload(Unit *u); | |
422 | ||
423 | void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns); | |
424 | ||
acbb0225 LP |
425 | int unit_watch_fd(Unit *u, int fd, uint32_t events, Watch *w); |
426 | void unit_unwatch_fd(Unit *u, Watch *w); | |
87f0e418 LP |
427 | |
428 | int unit_watch_pid(Unit *u, pid_t pid); | |
429 | void unit_unwatch_pid(Unit *u, pid_t pid); | |
430 | ||
acbb0225 LP |
431 | int unit_watch_timer(Unit *u, usec_t delay, Watch *w); |
432 | void unit_unwatch_timer(Unit *u, Watch *w); | |
87f0e418 | 433 | |
05e343b7 LP |
434 | int unit_watch_bus_name(Unit *u, const char *name); |
435 | void unit_unwatch_bus_name(Unit *u, const char *name); | |
436 | ||
87f0e418 LP |
437 | bool unit_job_is_applicable(Unit *u, JobType j); |
438 | ||
0301abf4 LP |
439 | int set_unit_path(const char *p); |
440 | ||
50159e6a LP |
441 | char *unit_dbus_path(Unit *u); |
442 | ||
f6ff8c29 | 443 | int unit_load_related_unit(Unit *u, const char *type, Unit **_found); |
a16e1123 | 444 | int unit_get_related_unit(Unit *u, const char *type, Unit **_found); |
f6ff8c29 | 445 | |
9e2f7c11 LP |
446 | char *unit_name_printf(Unit *u, const char* text); |
447 | char *unit_full_printf(Unit *u, const char *text); | |
448 | char **unit_full_printf_strv(Unit *u, char **l); | |
449 | ||
a16e1123 LP |
450 | bool unit_can_serialize(Unit *u); |
451 | int unit_serialize(Unit *u, FILE *f, FDSet *fds); | |
93a46b0b | 452 | void unit_serialize_item_format(Unit *u, FILE *f, const char *key, const char *value, ...) _printf_attr_(4,5); |
a16e1123 LP |
453 | void unit_serialize_item(Unit *u, FILE *f, const char *key, const char *value); |
454 | int unit_deserialize(Unit *u, FILE *f, FDSet *fds); | |
455 | ||
6e2ef85b LP |
456 | int unit_add_node_link(Unit *u, const char *what, bool wants); |
457 | ||
cca098b0 LP |
458 | int unit_coldplug(Unit *u); |
459 | ||
9e58ff9c LP |
460 | void unit_status_printf(Unit *u, const char *format, ...); |
461 | ||
45fb0699 LP |
462 | bool unit_need_daemon_reload(Unit *u); |
463 | ||
94f04347 LP |
464 | const char *unit_type_to_string(UnitType i); |
465 | UnitType unit_type_from_string(const char *s); | |
466 | ||
467 | const char *unit_load_state_to_string(UnitLoadState i); | |
468 | UnitLoadState unit_load_state_from_string(const char *s); | |
469 | ||
470 | const char *unit_active_state_to_string(UnitActiveState i); | |
471 | UnitActiveState unit_active_state_from_string(const char *s); | |
472 | ||
473 | const char *unit_dependency_to_string(UnitDependency i); | |
474 | UnitDependency unit_dependency_from_string(const char *s); | |
475 | ||
50159e6a LP |
476 | const char *kill_mode_to_string(KillMode k); |
477 | KillMode kill_mode_from_string(const char *s); | |
ea430986 | 478 | |
87f0e418 | 479 | #endif |