Commit | Line | Data |
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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 | ||
2106efa0 | 18 | #ifndef _LTT_UST_APP_H |
f6a9efaa | 19 | #define _LTT_UST_APP_H |
91d76f53 | 20 | |
099e26bd | 21 | #include <stdint.h> |
1e307fab | 22 | |
ffe60014 | 23 | #include <common/compat/uuid.h> |
f20baf8e | 24 | |
44d3bd01 | 25 | #include "trace-ust.h" |
d0b96690 | 26 | #include "ust-registry.h" |
44d3bd01 | 27 | |
b551a063 DG |
28 | #define UST_APP_EVENT_LIST_SIZE 32 |
29 | ||
d88aee68 DG |
30 | /* Process name (short). */ |
31 | #define UST_APP_PROCNAME_LEN 16 | |
d0b96690 | 32 | |
53a80697 MD |
33 | struct lttng_filter_bytecode; |
34 | struct lttng_ust_filter_bytecode; | |
35 | ||
7753dea8 | 36 | extern int ust_consumerd64_fd, ust_consumerd32_fd; |
ba5d816e | 37 | |
d88aee68 DG |
38 | /* |
39 | * Object used to close the notify socket in a call_rcu(). Since the | |
40 | * application might not be found, we need an independant object containing the | |
41 | * notify socket fd. | |
42 | */ | |
43 | struct ust_app_notify_sock_obj { | |
44 | int fd; | |
45 | struct rcu_head head; | |
46 | }; | |
47 | ||
18eace3b DG |
48 | struct ust_app_ht_key { |
49 | const char *name; | |
51755dc8 | 50 | const struct lttng_filter_bytecode *filter; |
2106efa0 | 51 | enum lttng_ust_loglevel_type loglevel_type; |
51755dc8 | 52 | const struct lttng_event_exclusion *exclusion; |
18eace3b DG |
53 | }; |
54 | ||
099e26bd DG |
55 | /* |
56 | * Application registration data structure. | |
57 | */ | |
58 | struct ust_register_msg { | |
d0b96690 | 59 | enum ustctl_socket_type type; |
099e26bd DG |
60 | uint32_t major; |
61 | uint32_t minor; | |
d0b96690 DG |
62 | uint32_t abi_major; |
63 | uint32_t abi_minor; | |
099e26bd DG |
64 | pid_t pid; |
65 | pid_t ppid; | |
66 | uid_t uid; | |
67 | gid_t gid; | |
0df502fd | 68 | uint32_t bits_per_long; |
d0b96690 DG |
69 | uint32_t uint8_t_alignment; |
70 | uint32_t uint16_t_alignment; | |
71 | uint32_t uint32_t_alignment; | |
72 | uint32_t uint64_t_alignment; | |
73 | uint32_t long_alignment; | |
74 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
75 | char name[LTTNG_UST_ABI_PROCNAME_LEN]; | |
099e26bd DG |
76 | }; |
77 | ||
48842b30 | 78 | /* |
852d0037 DG |
79 | * Global applications HT used by the session daemon. This table is indexed by |
80 | * PID using the pid_n node and pid value of an ust_app. | |
48842b30 | 81 | */ |
bec39940 | 82 | struct lttng_ht *ust_app_ht; |
f6a9efaa | 83 | |
852d0037 DG |
84 | /* |
85 | * Global applications HT used by the session daemon. This table is indexed by | |
86 | * socket using the sock_n node and sock value of an ust_app. | |
87 | */ | |
88 | struct lttng_ht *ust_app_ht_by_sock; | |
91d76f53 | 89 | |
d0b96690 DG |
90 | /* |
91 | * Global applications HT used by the session daemon. This table is indexed by | |
92 | * socket using the notify_sock_n node and notify_sock value of an ust_app. | |
93 | */ | |
94 | struct lttng_ht *ust_app_ht_by_notify_sock; | |
95 | ||
030a66fa DG |
96 | /* Stream list containing ust_app_stream. */ |
97 | struct ust_app_stream_list { | |
98 | unsigned int count; | |
99 | struct cds_list_head head; | |
100 | }; | |
101 | ||
55cc08a6 DG |
102 | struct ust_app_ctx { |
103 | int handle; | |
104 | struct lttng_ust_context ctx; | |
105 | struct lttng_ust_object_data *obj; | |
bec39940 | 106 | struct lttng_ht_node_ulong node; |
31746f93 | 107 | struct cds_list_head list; |
55cc08a6 DG |
108 | }; |
109 | ||
48842b30 DG |
110 | struct ust_app_event { |
111 | int enabled; | |
112 | int handle; | |
13161846 | 113 | struct lttng_ust_object_data *obj; |
284d8f55 | 114 | struct lttng_ust_event attr; |
48842b30 | 115 | char name[LTTNG_UST_SYM_NAME_LEN]; |
bec39940 | 116 | struct lttng_ht_node_str node; |
51755dc8 JG |
117 | struct lttng_filter_bytecode *filter; |
118 | struct lttng_event_exclusion *exclusion; | |
48842b30 DG |
119 | }; |
120 | ||
030a66fa DG |
121 | struct ust_app_stream { |
122 | int handle; | |
123 | char pathname[PATH_MAX]; | |
124 | /* Format is %s_%d respectively channel name and CPU number. */ | |
125 | char name[DEFAULT_STREAM_NAME_LEN]; | |
126 | struct lttng_ust_object_data *obj; | |
127 | /* Using a list of streams to keep order. */ | |
128 | struct cds_list_head list; | |
129 | }; | |
130 | ||
48842b30 DG |
131 | struct ust_app_channel { |
132 | int enabled; | |
133 | int handle; | |
ffe60014 DG |
134 | /* Channel and streams were sent to the UST tracer. */ |
135 | int is_sent; | |
136 | /* Unique key used to identify the channel on the consumer side. */ | |
d88aee68 | 137 | uint64_t key; |
7972aab2 DG |
138 | /* Id of the tracing channel set on creation. */ |
139 | uint64_t tracing_channel_id; | |
ffe60014 DG |
140 | /* Number of stream that this channel is expected to receive. */ |
141 | unsigned int expected_stream_count; | |
48842b30 | 142 | char name[LTTNG_UST_SYM_NAME_LEN]; |
13161846 | 143 | struct lttng_ust_object_data *obj; |
ffe60014 | 144 | struct ustctl_consumer_channel_attr attr; |
030a66fa | 145 | struct ust_app_stream_list streams; |
d0b96690 DG |
146 | /* Session pointer that owns this object. */ |
147 | struct ust_app_session *session; | |
31746f93 DG |
148 | /* |
149 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
150 | * so we are able to enable them on the tracer side in the same order the | |
151 | * user added them. | |
152 | */ | |
bec39940 | 153 | struct lttng_ht *ctx; |
31746f93 DG |
154 | struct cds_list_head ctx_list; |
155 | ||
bec39940 | 156 | struct lttng_ht *events; |
1624d5b7 JD |
157 | uint64_t tracefile_size; |
158 | uint64_t tracefile_count; | |
d0b96690 DG |
159 | /* |
160 | * Node indexed by channel name in the channels' hash table of a session. | |
161 | */ | |
bec39940 | 162 | struct lttng_ht_node_str node; |
d0b96690 DG |
163 | /* |
164 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
165 | * ust_objd hash table in the ust_app object. | |
166 | */ | |
167 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
168 | /* For delayed reclaim */ |
169 | struct rcu_head rcu_head; | |
48842b30 DG |
170 | }; |
171 | ||
172 | struct ust_app_session { | |
d0b96690 DG |
173 | /* |
174 | * Lock protecting this session's ust app interaction. Held | |
175 | * across command send/recv to/from app. Never nests within the | |
176 | * session registry lock. | |
177 | */ | |
178 | pthread_mutex_t lock; | |
179 | ||
48842b30 | 180 | int enabled; |
8be98f9a MD |
181 | /* started: has the session been in started state at any time ? */ |
182 | int started; /* allows detection of start vs restart. */ | |
a991f516 | 183 | int handle; /* used has unique identifier for app session */ |
7972aab2 | 184 | |
b161602a MD |
185 | bool deleted; /* Session deleted flag. Check with lock held. */ |
186 | ||
7972aab2 DG |
187 | /* |
188 | * Tracing session ID. Multiple ust app session can have the same tracing | |
189 | * session id making this value NOT unique to the object. | |
190 | */ | |
d9bf3ca4 | 191 | uint64_t tracing_id; |
7972aab2 | 192 | uint64_t id; /* Unique session identifier */ |
bec39940 | 193 | struct lttng_ht *channels; /* Registered channels */ |
d9bf3ca4 | 194 | struct lttng_ht_node_u64 node; |
bec39940 | 195 | char path[PATH_MAX]; |
7972aab2 | 196 | /* UID/GID of the application owning the session */ |
6df2e2c9 MD |
197 | uid_t uid; |
198 | gid_t gid; | |
7972aab2 DG |
199 | /* Effective UID and GID. Same as the tracing session. */ |
200 | uid_t euid; | |
201 | gid_t egid; | |
d42f20df | 202 | struct cds_list_head teardown_node; |
d88aee68 DG |
203 | /* |
204 | * Once at least *one* session is created onto the application, the | |
205 | * corresponding consumer is set so we can use it on unregistration. | |
206 | */ | |
207 | struct consumer_output *consumer; | |
7972aab2 DG |
208 | enum lttng_buffer_type buffer_type; |
209 | /* ABI of the session. Same value as the application. */ | |
210 | uint32_t bits_per_long; | |
36b588ed MD |
211 | /* For delayed reclaim */ |
212 | struct rcu_head rcu_head; | |
2bba9e53 DG |
213 | /* If the channel's streams have to be outputed or not. */ |
214 | unsigned int output_traces; | |
ecc48a90 | 215 | unsigned int live_timer_interval; /* usec */ |
ad7a9107 DG |
216 | |
217 | /* Metadata channel attributes. */ | |
218 | struct ustctl_consumer_channel_attr metadata_attr; | |
d7ba1388 | 219 | |
3d071855 | 220 | char root_shm_path[PATH_MAX]; |
d7ba1388 | 221 | char shm_path[PATH_MAX]; |
48842b30 DG |
222 | }; |
223 | ||
f6a9efaa DG |
224 | /* |
225 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 226 | * and a linked list is kept of all running traceable app. |
91d76f53 | 227 | */ |
56fff090 | 228 | struct ust_app { |
852d0037 | 229 | int sock; |
fb45065e MD |
230 | pthread_mutex_t sock_lock; /* Protects sock protocol. */ |
231 | ||
d0b96690 | 232 | int notify_sock; |
852d0037 | 233 | pid_t pid; |
099e26bd DG |
234 | pid_t ppid; |
235 | uid_t uid; /* User ID that owns the apps */ | |
aea829b3 | 236 | gid_t gid; /* Group ID that owns the apps */ |
d0b96690 DG |
237 | |
238 | /* App ABI */ | |
239 | uint32_t bits_per_long; | |
240 | uint32_t uint8_t_alignment; | |
241 | uint32_t uint16_t_alignment; | |
242 | uint32_t uint32_t_alignment; | |
243 | uint32_t uint64_t_alignment; | |
244 | uint32_t long_alignment; | |
245 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
246 | ||
e0c7ec2b DG |
247 | int compatible; /* If the lttng-ust tracer version does not match the |
248 | supported version of the session daemon, this flag is | |
249 | set to 0 (NOT compatible) else 1. */ | |
250 | struct lttng_ust_tracer_version version; | |
d0b96690 DG |
251 | uint32_t v_major; /* Version major number */ |
252 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
253 | /* Extra for the NULL byte. */ |
254 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
255 | /* Type of buffer this application uses. */ |
256 | enum lttng_buffer_type buffer_type; | |
bec39940 | 257 | struct lttng_ht *sessions; |
852d0037 DG |
258 | struct lttng_ht_node_ulong pid_n; |
259 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 260 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
261 | /* |
262 | * This is a list of ust app session that, once the app is going into | |
263 | * teardown mode, in the RCU call, each node in this list is removed and | |
264 | * deleted. | |
265 | * | |
266 | * Element of the list are added when an application unregisters after each | |
267 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
268 | * when a session is destroyed. | |
269 | */ | |
270 | struct cds_list_head teardown_head; | |
d0b96690 DG |
271 | /* |
272 | * Hash table containing ust_app_channel indexed by channel objd. | |
273 | */ | |
274 | struct lttng_ht *ust_objd; | |
022d91ba | 275 | |
f20baf8e | 276 | /* |
022d91ba DG |
277 | * If this application is of the agent domain and this is non negative then |
278 | * a lookup MUST be done to acquire a read side reference to the | |
279 | * corresponding agent app object. If the lookup fails, this should be set | |
280 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 281 | */ |
022d91ba | 282 | int agent_app_sock; |
91d76f53 DG |
283 | }; |
284 | ||
74d0b642 | 285 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 286 | |
56fff090 | 287 | int ust_app_register(struct ust_register_msg *msg, int sock); |
fb45065e | 288 | int ust_app_register_done(struct ust_app *app); |
d0b96690 | 289 | int ust_app_version(struct ust_app *app); |
56fff090 | 290 | void ust_app_unregister(int sock); |
421cb601 | 291 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 292 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 293 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 294 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 295 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d DG |
296 | int ust_app_create_channel_glb(struct ltt_ust_session *usess, |
297 | struct ltt_ust_channel *uchan); | |
298 | int ust_app_create_event_glb(struct ltt_ust_session *usess, | |
299 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
76d45b40 DG |
300 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, |
301 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
302 | pid_t pid); | |
35a9059d | 303 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 304 | struct ltt_ust_channel *uchan); |
35a9059d | 305 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 306 | struct ltt_ust_channel *uchan); |
35a9059d | 307 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 | 308 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); |
35a9059d | 309 | int ust_app_enable_all_event_glb(struct ltt_ust_session *usess, |
9730260e | 310 | struct ltt_ust_channel *uchan); |
35a9059d DG |
311 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
312 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
55cc08a6 DG |
313 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
314 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx); | |
a9ad0c8f MD |
315 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app); |
316 | void ust_app_global_update_all(struct ltt_ust_session *usess); | |
91d76f53 | 317 | |
56fff090 | 318 | void ust_app_clean_list(void); |
57703f6e | 319 | int ust_app_ht_alloc(void); |
f6a9efaa | 320 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
4466912f | 321 | int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate); |
ffe60014 | 322 | struct ust_app_stream *ust_app_alloc_stream(void); |
d0b96690 DG |
323 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
324 | int ust_app_recv_notify(int sock); | |
325 | void ust_app_add(struct ust_app *app); | |
326 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 327 | void ust_app_notify_sock_unregister(int sock); |
331744e3 JD |
328 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, |
329 | struct consumer_socket *socket, int send_zero_data); | |
f45e313d | 330 | void ust_app_destroy(struct ust_app *app); |
6dc3064a | 331 | int ust_app_snapshot_record(struct ltt_ust_session *usess, |
d07ceecd MD |
332 | struct snapshot_output *output, int wait, |
333 | uint64_t nb_packets_per_stream); | |
16f35901 JG |
334 | uint64_t ust_app_get_size_one_more_packet_per_stream( |
335 | struct ltt_ust_session *usess, uint64_t cur_nr_packets); | |
f20baf8e | 336 | struct ust_app *ust_app_find_by_sock(int sock); |
44d3bd01 | 337 | |
b51ec5b4 MD |
338 | static inline |
339 | int ust_app_supported(void) | |
340 | { | |
341 | return 1; | |
342 | } | |
343 | ||
74d0b642 | 344 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 345 | |
cc920def DG |
346 | static inline |
347 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess) | |
348 | { | |
349 | return 0; | |
350 | } | |
d974f197 | 351 | static inline |
421cb601 DG |
352 | int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app) |
353 | { | |
354 | return 0; | |
355 | } | |
356 | static inline | |
357 | int ust_app_start_trace_all(struct ltt_ust_session *usess) | |
d974f197 | 358 | { |
5cf5d0e7 | 359 | return 0; |
d974f197 | 360 | } |
3bd1e081 | 361 | static inline |
cc920def DG |
362 | int ust_app_stop_trace_all(struct ltt_ust_session *usess) |
363 | { | |
364 | return 0; | |
365 | } | |
366 | static inline | |
b551a063 DG |
367 | int ust_app_list_events(struct lttng_event **events) |
368 | { | |
db7c0497 | 369 | return -ENOSYS; |
b551a063 DG |
370 | } |
371 | static inline | |
da0bdb87 MD |
372 | int ust_app_list_event_fields(struct lttng_event_field **fields) |
373 | { | |
374 | return -ENOSYS; | |
375 | } | |
376 | static inline | |
3bd1e081 MD |
377 | int ust_app_register(struct ust_register_msg *msg, int sock) |
378 | { | |
379 | return -ENOSYS; | |
380 | } | |
381 | static inline | |
fb45065e | 382 | int ust_app_register_done(struct ust_app *app) |
f2ca2e25 GF |
383 | { |
384 | return -ENOSYS; | |
385 | } | |
386 | static inline | |
d0b96690 DG |
387 | int ust_app_version(struct ust_app *app) |
388 | { | |
389 | return -ENOSYS; | |
390 | } | |
391 | static inline | |
3bd1e081 MD |
392 | void ust_app_unregister(int sock) |
393 | { | |
394 | } | |
395 | static inline | |
3bd1e081 MD |
396 | void ust_app_lock_list(void) |
397 | { | |
398 | } | |
399 | static inline | |
400 | void ust_app_unlock_list(void) | |
401 | { | |
402 | } | |
403 | static inline | |
404 | void ust_app_clean_list(void) | |
405 | { | |
406 | } | |
407 | static inline | |
408 | struct ust_app_list *ust_app_get_list(void) | |
409 | { | |
410 | return NULL; | |
411 | } | |
412 | static inline | |
413 | struct ust_app *ust_app_get_by_pid(pid_t pid) | |
414 | { | |
415 | return NULL; | |
416 | } | |
48842b30 | 417 | static inline |
12a84043 JG |
418 | int ust_app_ht_alloc(void) |
419 | { | |
420 | return 0; | |
421 | } | |
cc920def | 422 | static inline |
3646a051 | 423 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app) |
cc920def DG |
424 | {} |
425 | static inline | |
35a9059d | 426 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 427 | struct ltt_ust_channel *uchan) |
d974f197 | 428 | { |
cc920def | 429 | return 0; |
d974f197 | 430 | } |
487cf67c | 431 | static inline |
35a9059d | 432 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 433 | struct ltt_ust_channel *uchan) |
487cf67c | 434 | { |
cc920def DG |
435 | return 0; |
436 | } | |
437 | static inline | |
35a9059d | 438 | int ust_app_create_channel_glb(struct ltt_ust_session *usess, |
cc920def DG |
439 | struct ltt_ust_channel *uchan) |
440 | { | |
441 | return 0; | |
442 | } | |
443 | static inline | |
35a9059d | 444 | int ust_app_enable_all_event_glb(struct ltt_ust_session *usess, |
cc920def DG |
445 | struct ltt_ust_channel *uchan) |
446 | { | |
447 | return 0; | |
448 | } | |
449 | static inline | |
35a9059d DG |
450 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
451 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) | |
452 | { | |
453 | return 0; | |
454 | } | |
455 | static inline | |
456 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, | |
cc920def DG |
457 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
458 | { | |
459 | return 0; | |
487cf67c | 460 | } |
edb67388 | 461 | static inline |
35a9059d | 462 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 DG |
463 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
464 | { | |
465 | return 0; | |
466 | } | |
55cc08a6 | 467 | static inline |
55cc08a6 DG |
468 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
469 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx) | |
470 | { | |
471 | return 0; | |
472 | } | |
76d45b40 DG |
473 | static inline |
474 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, | |
475 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
476 | pid_t pid) | |
477 | { | |
478 | return 0; | |
479 | } | |
7f79d3a1 | 480 | static inline |
d0b96690 | 481 | int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate) |
e0c7ec2b DG |
482 | { |
483 | return 0; | |
484 | } | |
4466912f | 485 | static inline |
d0b96690 DG |
486 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg) |
487 | { | |
488 | return 0; | |
489 | } | |
490 | static inline | |
491 | int ust_app_recv_notify(int sock) | |
4466912f DG |
492 | { |
493 | return 0; | |
494 | } | |
d0b96690 DG |
495 | static inline |
496 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock) | |
497 | { | |
498 | return NULL; | |
499 | } | |
500 | static inline | |
501 | void ust_app_add(struct ust_app *app) | |
502 | { | |
503 | } | |
d88aee68 DG |
504 | static inline |
505 | void ust_app_notify_sock_unregister(int sock) | |
506 | { | |
507 | } | |
331744e3 JD |
508 | static inline |
509 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, | |
510 | struct consumer_socket *socket, int send_zero_data) | |
511 | { | |
512 | return 0; | |
513 | } | |
f45e313d DG |
514 | static inline |
515 | void ust_app_destroy(struct ust_app *app) | |
516 | { | |
517 | return; | |
518 | } | |
6dc3064a DG |
519 | static inline |
520 | int ust_app_snapshot_record(struct ltt_ust_session *usess, | |
68808f4e | 521 | struct snapshot_output *output, int wait, uint64_t max_stream_size) |
5c786ded JD |
522 | { |
523 | return 0; | |
524 | } | |
525 | static inline | |
526 | unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess) | |
6dc3064a DG |
527 | { |
528 | return 0; | |
529 | } | |
48842b30 | 530 | |
b51ec5b4 MD |
531 | static inline |
532 | int ust_app_supported(void) | |
533 | { | |
534 | return 0; | |
535 | } | |
f20baf8e DG |
536 | static inline |
537 | struct ust_app *ust_app_find_by_sock(int sock) | |
538 | { | |
539 | return NULL; | |
540 | } | |
95b1d17c DG |
541 | static inline |
542 | struct ust_app *ust_app_find_by_pid(pid_t pid) | |
543 | { | |
544 | return NULL; | |
545 | } | |
16f35901 JG |
546 | static inline |
547 | uint64_t ust_app_get_size_one_more_packet_per_stream( | |
548 | struct ltt_ust_session *usess, uint64_t cur_nr_packets) { | |
549 | return 0; | |
550 | } | |
b51ec5b4 | 551 | |
74d0b642 | 552 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 553 | |
f6a9efaa | 554 | #endif /* _LTT_UST_APP_H */ |