Commit | Line | Data |
---|---|---|
91d76f53 DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
d14d33bf AM |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License, version 2 only, | |
6 | * as published by the Free Software Foundation. | |
91d76f53 DG |
7 | * |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
d14d33bf AM |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., | |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
91d76f53 DG |
16 | */ |
17 | ||
f6a9efaa DG |
18 | #ifndef _LTT_UST_APP_H |
19 | #define _LTT_UST_APP_H | |
91d76f53 | 20 | |
099e26bd | 21 | #include <stdint.h> |
1e307fab | 22 | |
ffe60014 | 23 | #include <common/compat/uuid.h> |
44d3bd01 | 24 | #include "trace-ust.h" |
d0b96690 | 25 | #include "ust-registry.h" |
44d3bd01 | 26 | |
b551a063 DG |
27 | #define UST_APP_EVENT_LIST_SIZE 32 |
28 | ||
d88aee68 DG |
29 | /* Process name (short). */ |
30 | #define UST_APP_PROCNAME_LEN 16 | |
d0b96690 | 31 | |
53a80697 MD |
32 | struct lttng_filter_bytecode; |
33 | struct lttng_ust_filter_bytecode; | |
34 | ||
7753dea8 | 35 | extern int ust_consumerd64_fd, ust_consumerd32_fd; |
ba5d816e | 36 | |
d88aee68 DG |
37 | /* |
38 | * Object used to close the notify socket in a call_rcu(). Since the | |
39 | * application might not be found, we need an independant object containing the | |
40 | * notify socket fd. | |
41 | */ | |
42 | struct ust_app_notify_sock_obj { | |
43 | int fd; | |
44 | struct rcu_head head; | |
45 | }; | |
46 | ||
18eace3b DG |
47 | struct ust_app_ht_key { |
48 | const char *name; | |
49 | const struct lttng_ust_filter_bytecode *filter; | |
50 | enum lttng_ust_loglevel_type loglevel; | |
51 | }; | |
52 | ||
099e26bd DG |
53 | /* |
54 | * Application registration data structure. | |
55 | */ | |
56 | struct ust_register_msg { | |
d0b96690 | 57 | enum ustctl_socket_type type; |
099e26bd DG |
58 | uint32_t major; |
59 | uint32_t minor; | |
d0b96690 DG |
60 | uint32_t abi_major; |
61 | uint32_t abi_minor; | |
099e26bd DG |
62 | pid_t pid; |
63 | pid_t ppid; | |
64 | uid_t uid; | |
65 | gid_t gid; | |
0df502fd | 66 | uint32_t bits_per_long; |
d0b96690 DG |
67 | uint32_t uint8_t_alignment; |
68 | uint32_t uint16_t_alignment; | |
69 | uint32_t uint32_t_alignment; | |
70 | uint32_t uint64_t_alignment; | |
71 | uint32_t long_alignment; | |
72 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
73 | char name[LTTNG_UST_ABI_PROCNAME_LEN]; | |
099e26bd DG |
74 | }; |
75 | ||
48842b30 | 76 | /* |
852d0037 DG |
77 | * Global applications HT used by the session daemon. This table is indexed by |
78 | * PID using the pid_n node and pid value of an ust_app. | |
48842b30 | 79 | */ |
bec39940 | 80 | struct lttng_ht *ust_app_ht; |
f6a9efaa | 81 | |
852d0037 DG |
82 | /* |
83 | * Global applications HT used by the session daemon. This table is indexed by | |
84 | * socket using the sock_n node and sock value of an ust_app. | |
85 | */ | |
86 | struct lttng_ht *ust_app_ht_by_sock; | |
91d76f53 | 87 | |
d0b96690 DG |
88 | /* |
89 | * Global applications HT used by the session daemon. This table is indexed by | |
90 | * socket using the notify_sock_n node and notify_sock value of an ust_app. | |
91 | */ | |
92 | struct lttng_ht *ust_app_ht_by_notify_sock; | |
93 | ||
030a66fa DG |
94 | /* Stream list containing ust_app_stream. */ |
95 | struct ust_app_stream_list { | |
96 | unsigned int count; | |
97 | struct cds_list_head head; | |
98 | }; | |
99 | ||
55cc08a6 DG |
100 | struct ust_app_ctx { |
101 | int handle; | |
102 | struct lttng_ust_context ctx; | |
103 | struct lttng_ust_object_data *obj; | |
bec39940 | 104 | struct lttng_ht_node_ulong node; |
4623416f | 105 | struct cds_list_head list; |
55cc08a6 DG |
106 | }; |
107 | ||
48842b30 DG |
108 | struct ust_app_event { |
109 | int enabled; | |
110 | int handle; | |
13161846 | 111 | struct lttng_ust_object_data *obj; |
284d8f55 | 112 | struct lttng_ust_event attr; |
48842b30 | 113 | char name[LTTNG_UST_SYM_NAME_LEN]; |
bec39940 | 114 | struct lttng_ht_node_str node; |
53a80697 | 115 | struct lttng_ust_filter_bytecode *filter; |
48842b30 DG |
116 | }; |
117 | ||
030a66fa DG |
118 | struct ust_app_stream { |
119 | int handle; | |
120 | char pathname[PATH_MAX]; | |
121 | /* Format is %s_%d respectively channel name and CPU number. */ | |
122 | char name[DEFAULT_STREAM_NAME_LEN]; | |
123 | struct lttng_ust_object_data *obj; | |
124 | /* Using a list of streams to keep order. */ | |
125 | struct cds_list_head list; | |
126 | }; | |
127 | ||
48842b30 DG |
128 | struct ust_app_channel { |
129 | int enabled; | |
130 | int handle; | |
ffe60014 DG |
131 | /* Channel and streams were sent to the UST tracer. */ |
132 | int is_sent; | |
133 | /* Unique key used to identify the channel on the consumer side. */ | |
d88aee68 | 134 | uint64_t key; |
7972aab2 DG |
135 | /* Id of the tracing channel set on creation. */ |
136 | uint64_t tracing_channel_id; | |
ffe60014 DG |
137 | /* Number of stream that this channel is expected to receive. */ |
138 | unsigned int expected_stream_count; | |
48842b30 | 139 | char name[LTTNG_UST_SYM_NAME_LEN]; |
13161846 | 140 | struct lttng_ust_object_data *obj; |
ffe60014 | 141 | struct ustctl_consumer_channel_attr attr; |
030a66fa | 142 | struct ust_app_stream_list streams; |
d0b96690 DG |
143 | /* Session pointer that owns this object. */ |
144 | struct ust_app_session *session; | |
4623416f DG |
145 | /* |
146 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
147 | * so we are able to enable them on the tracer side in the same order the | |
148 | * user added them. | |
149 | */ | |
bec39940 | 150 | struct lttng_ht *ctx; |
4623416f DG |
151 | struct cds_list_head ctx_list; |
152 | ||
bec39940 | 153 | struct lttng_ht *events; |
1624d5b7 JD |
154 | uint64_t tracefile_size; |
155 | uint64_t tracefile_count; | |
d0b96690 DG |
156 | /* |
157 | * Node indexed by channel name in the channels' hash table of a session. | |
158 | */ | |
bec39940 | 159 | struct lttng_ht_node_str node; |
d0b96690 DG |
160 | /* |
161 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
162 | * ust_objd hash table in the ust_app object. | |
163 | */ | |
164 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
165 | /* For delayed reclaim */ |
166 | struct rcu_head rcu_head; | |
48842b30 DG |
167 | }; |
168 | ||
169 | struct ust_app_session { | |
d0b96690 DG |
170 | /* |
171 | * Lock protecting this session's ust app interaction. Held | |
172 | * across command send/recv to/from app. Never nests within the | |
173 | * session registry lock. | |
174 | */ | |
175 | pthread_mutex_t lock; | |
176 | ||
48842b30 | 177 | int enabled; |
8be98f9a MD |
178 | /* started: has the session been in started state at any time ? */ |
179 | int started; /* allows detection of start vs restart. */ | |
a991f516 | 180 | int handle; /* used has unique identifier for app session */ |
7972aab2 DG |
181 | |
182 | /* | |
183 | * Tracing session ID. Multiple ust app session can have the same tracing | |
184 | * session id making this value NOT unique to the object. | |
185 | */ | |
77c5447b | 186 | uint64_t tracing_id; |
7972aab2 | 187 | uint64_t id; /* Unique session identifier */ |
bec39940 | 188 | struct lttng_ht *channels; /* Registered channels */ |
77c5447b | 189 | struct lttng_ht_node_u64 node; |
bec39940 | 190 | char path[PATH_MAX]; |
7972aab2 | 191 | /* UID/GID of the application owning the session */ |
6df2e2c9 MD |
192 | uid_t uid; |
193 | gid_t gid; | |
7972aab2 DG |
194 | /* Effective UID and GID. Same as the tracing session. */ |
195 | uid_t euid; | |
196 | gid_t egid; | |
d42f20df | 197 | struct cds_list_head teardown_node; |
d88aee68 DG |
198 | /* |
199 | * Once at least *one* session is created onto the application, the | |
200 | * corresponding consumer is set so we can use it on unregistration. | |
201 | */ | |
202 | struct consumer_output *consumer; | |
7972aab2 DG |
203 | enum lttng_buffer_type buffer_type; |
204 | /* ABI of the session. Same value as the application. */ | |
205 | uint32_t bits_per_long; | |
36b588ed MD |
206 | /* For delayed reclaim */ |
207 | struct rcu_head rcu_head; | |
48842b30 DG |
208 | }; |
209 | ||
f6a9efaa DG |
210 | /* |
211 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 212 | * and a linked list is kept of all running traceable app. |
91d76f53 | 213 | */ |
56fff090 | 214 | struct ust_app { |
852d0037 | 215 | int sock; |
d0b96690 | 216 | int notify_sock; |
852d0037 | 217 | pid_t pid; |
099e26bd DG |
218 | pid_t ppid; |
219 | uid_t uid; /* User ID that owns the apps */ | |
aea829b3 | 220 | gid_t gid; /* Group ID that owns the apps */ |
d0b96690 DG |
221 | |
222 | /* App ABI */ | |
223 | uint32_t bits_per_long; | |
224 | uint32_t uint8_t_alignment; | |
225 | uint32_t uint16_t_alignment; | |
226 | uint32_t uint32_t_alignment; | |
227 | uint32_t uint64_t_alignment; | |
228 | uint32_t long_alignment; | |
229 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
230 | ||
e0c7ec2b DG |
231 | int compatible; /* If the lttng-ust tracer version does not match the |
232 | supported version of the session daemon, this flag is | |
233 | set to 0 (NOT compatible) else 1. */ | |
234 | struct lttng_ust_tracer_version version; | |
d0b96690 DG |
235 | uint32_t v_major; /* Version major number */ |
236 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
237 | /* Extra for the NULL byte. */ |
238 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
239 | /* Type of buffer this application uses. */ |
240 | enum lttng_buffer_type buffer_type; | |
bec39940 | 241 | struct lttng_ht *sessions; |
852d0037 DG |
242 | struct lttng_ht_node_ulong pid_n; |
243 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 244 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
245 | /* |
246 | * This is a list of ust app session that, once the app is going into | |
247 | * teardown mode, in the RCU call, each node in this list is removed and | |
248 | * deleted. | |
249 | * | |
250 | * Element of the list are added when an application unregisters after each | |
251 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
252 | * when a session is destroyed. | |
253 | */ | |
254 | struct cds_list_head teardown_head; | |
d0b96690 DG |
255 | /* |
256 | * Hash table containing ust_app_channel indexed by channel objd. | |
257 | */ | |
258 | struct lttng_ht *ust_objd; | |
91d76f53 DG |
259 | }; |
260 | ||
74d0b642 | 261 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 262 | |
56fff090 | 263 | int ust_app_register(struct ust_register_msg *msg, int sock); |
f2ca2e25 GF |
264 | static inline |
265 | int ust_app_register_done(int sock) | |
266 | { | |
267 | return ustctl_register_done(sock); | |
268 | } | |
d0b96690 | 269 | int ust_app_version(struct ust_app *app); |
56fff090 | 270 | void ust_app_unregister(int sock); |
f6a9efaa | 271 | unsigned long ust_app_list_count(void); |
421cb601 | 272 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 273 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 274 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 275 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 276 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d DG |
277 | int ust_app_create_channel_glb(struct ltt_ust_session *usess, |
278 | struct ltt_ust_channel *uchan); | |
279 | int ust_app_create_event_glb(struct ltt_ust_session *usess, | |
280 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
7f79d3a1 DG |
281 | int ust_app_disable_event_pid(struct ltt_ust_session *usess, |
282 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
283 | pid_t pid); | |
76d45b40 DG |
284 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, |
285 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
286 | pid_t pid); | |
35a9059d | 287 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 288 | struct ltt_ust_channel *uchan); |
35a9059d | 289 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 290 | struct ltt_ust_channel *uchan); |
35a9059d | 291 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 | 292 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); |
35a9059d DG |
293 | int ust_app_disable_all_event_glb(struct ltt_ust_session *usess, |
294 | struct ltt_ust_channel *uchan); | |
295 | int ust_app_enable_all_event_glb(struct ltt_ust_session *usess, | |
9730260e | 296 | struct ltt_ust_channel *uchan); |
35a9059d DG |
297 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
298 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
55cc08a6 DG |
299 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
300 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx); | |
487cf67c | 301 | void ust_app_global_update(struct ltt_ust_session *usess, int sock); |
91d76f53 | 302 | |
56fff090 | 303 | void ust_app_clean_list(void); |
f6a9efaa | 304 | void ust_app_ht_alloc(void); |
bec39940 | 305 | struct lttng_ht *ust_app_get_ht(void); |
f6a9efaa | 306 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
4466912f | 307 | int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate); |
ffe60014 | 308 | struct ust_app_stream *ust_app_alloc_stream(void); |
d0b96690 DG |
309 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
310 | int ust_app_recv_notify(int sock); | |
311 | void ust_app_add(struct ust_app *app); | |
312 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 313 | void ust_app_notify_sock_unregister(int sock); |
331744e3 JD |
314 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, |
315 | struct consumer_socket *socket, int send_zero_data); | |
f45e313d | 316 | void ust_app_destroy(struct ust_app *app); |
44d3bd01 | 317 | |
2f0790d0 MD |
318 | static inline |
319 | int ust_app_supported(void) | |
320 | { | |
321 | return 1; | |
322 | } | |
323 | ||
74d0b642 | 324 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 325 | |
cc920def DG |
326 | static inline |
327 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess) | |
328 | { | |
329 | return 0; | |
330 | } | |
d974f197 | 331 | static inline |
421cb601 DG |
332 | int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app) |
333 | { | |
334 | return 0; | |
335 | } | |
336 | static inline | |
337 | int ust_app_start_trace_all(struct ltt_ust_session *usess) | |
d974f197 | 338 | { |
5cf5d0e7 | 339 | return 0; |
d974f197 | 340 | } |
3bd1e081 | 341 | static inline |
cc920def DG |
342 | int ust_app_stop_trace_all(struct ltt_ust_session *usess) |
343 | { | |
344 | return 0; | |
345 | } | |
346 | static inline | |
b551a063 DG |
347 | int ust_app_list_events(struct lttng_event **events) |
348 | { | |
db7c0497 | 349 | return -ENOSYS; |
b551a063 DG |
350 | } |
351 | static inline | |
da0bdb87 MD |
352 | int ust_app_list_event_fields(struct lttng_event_field **fields) |
353 | { | |
354 | return -ENOSYS; | |
355 | } | |
356 | static inline | |
3bd1e081 MD |
357 | int ust_app_register(struct ust_register_msg *msg, int sock) |
358 | { | |
359 | return -ENOSYS; | |
360 | } | |
361 | static inline | |
f2ca2e25 GF |
362 | int ust_app_register_done(int sock) |
363 | { | |
364 | return -ENOSYS; | |
365 | } | |
366 | static inline | |
d0b96690 DG |
367 | int ust_app_version(struct ust_app *app) |
368 | { | |
369 | return -ENOSYS; | |
370 | } | |
371 | static inline | |
3bd1e081 MD |
372 | void ust_app_unregister(int sock) |
373 | { | |
374 | } | |
375 | static inline | |
376 | unsigned int ust_app_list_count(void) | |
377 | { | |
378 | return 0; | |
379 | } | |
3bd1e081 MD |
380 | static inline |
381 | void ust_app_lock_list(void) | |
382 | { | |
383 | } | |
384 | static inline | |
385 | void ust_app_unlock_list(void) | |
386 | { | |
387 | } | |
388 | static inline | |
389 | void ust_app_clean_list(void) | |
390 | { | |
391 | } | |
392 | static inline | |
393 | struct ust_app_list *ust_app_get_list(void) | |
394 | { | |
395 | return NULL; | |
396 | } | |
397 | static inline | |
398 | struct ust_app *ust_app_get_by_pid(pid_t pid) | |
399 | { | |
400 | return NULL; | |
401 | } | |
48842b30 | 402 | static inline |
bec39940 | 403 | struct lttng_ht *ust_app_get_ht(void) |
d974f197 DG |
404 | { |
405 | return NULL; | |
406 | } | |
407 | static inline | |
408 | void ust_app_ht_alloc(void) | |
cc920def DG |
409 | {} |
410 | static inline | |
411 | void ust_app_global_update(struct ltt_ust_session *usess, int sock) | |
412 | {} | |
413 | static inline | |
35a9059d | 414 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 415 | struct ltt_ust_channel *uchan) |
d974f197 | 416 | { |
cc920def | 417 | return 0; |
d974f197 | 418 | } |
487cf67c | 419 | static inline |
35a9059d | 420 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 421 | struct ltt_ust_channel *uchan) |
487cf67c | 422 | { |
cc920def DG |
423 | return 0; |
424 | } | |
425 | static inline | |
35a9059d | 426 | int ust_app_create_channel_glb(struct ltt_ust_session *usess, |
cc920def DG |
427 | struct ltt_ust_channel *uchan) |
428 | { | |
429 | return 0; | |
430 | } | |
431 | static inline | |
35a9059d DG |
432 | int ust_app_disable_all_event_glb(struct ltt_ust_session *usess, |
433 | struct ltt_ust_channel *uchan) | |
cc920def DG |
434 | { |
435 | return 0; | |
436 | } | |
437 | static inline | |
35a9059d | 438 | int ust_app_enable_all_event_glb(struct ltt_ust_session *usess, |
cc920def DG |
439 | struct ltt_ust_channel *uchan) |
440 | { | |
441 | return 0; | |
442 | } | |
443 | static inline | |
35a9059d DG |
444 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
445 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) | |
446 | { | |
447 | return 0; | |
448 | } | |
449 | static inline | |
450 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, | |
cc920def DG |
451 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
452 | { | |
453 | return 0; | |
487cf67c | 454 | } |
edb67388 | 455 | static inline |
35a9059d | 456 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 DG |
457 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
458 | { | |
459 | return 0; | |
460 | } | |
55cc08a6 | 461 | static inline |
55cc08a6 DG |
462 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
463 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx) | |
464 | { | |
465 | return 0; | |
466 | } | |
76d45b40 DG |
467 | static inline |
468 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, | |
469 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
470 | pid_t pid) | |
471 | { | |
472 | return 0; | |
473 | } | |
7f79d3a1 DG |
474 | static inline |
475 | int ust_app_disable_event_pid(struct ltt_ust_session *usess, | |
476 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
477 | pid_t pid) | |
478 | { | |
479 | return 0; | |
480 | } | |
e0c7ec2b | 481 | static inline |
d0b96690 | 482 | int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate) |
e0c7ec2b DG |
483 | { |
484 | return 0; | |
485 | } | |
4466912f | 486 | static inline |
d0b96690 DG |
487 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg) |
488 | { | |
489 | return 0; | |
490 | } | |
491 | static inline | |
492 | int ust_app_recv_notify(int sock) | |
4466912f DG |
493 | { |
494 | return 0; | |
495 | } | |
d0b96690 DG |
496 | static inline |
497 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock) | |
498 | { | |
499 | return NULL; | |
500 | } | |
501 | static inline | |
502 | void ust_app_add(struct ust_app *app) | |
503 | { | |
504 | } | |
d88aee68 DG |
505 | static inline |
506 | void ust_app_notify_sock_unregister(int sock) | |
507 | { | |
508 | } | |
331744e3 JD |
509 | static inline |
510 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, | |
511 | struct consumer_socket *socket, int send_zero_data) | |
512 | { | |
513 | return 0; | |
514 | } | |
f45e313d DG |
515 | static inline |
516 | void ust_app_destroy(struct ust_app *app) | |
517 | { | |
518 | return; | |
519 | } | |
48842b30 | 520 | |
2f0790d0 MD |
521 | static inline |
522 | int ust_app_supported(void) | |
523 | { | |
524 | return 0; | |
525 | } | |
526 | ||
74d0b642 | 527 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 528 | |
f6a9efaa | 529 | #endif /* _LTT_UST_APP_H */ |