Commit | Line | Data |
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91d76f53 | 1 | /* |
ab5be9fa MJ |
2 | * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca> |
3 | * Copyright (C) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
91d76f53 | 4 | * |
ab5be9fa | 5 | * SPDX-License-Identifier: GPL-2.0-only |
91d76f53 | 6 | * |
91d76f53 DG |
7 | */ |
8 | ||
2106efa0 | 9 | #ifndef _LTT_UST_APP_H |
f6a9efaa | 10 | #define _LTT_UST_APP_H |
91d76f53 | 11 | |
099e26bd | 12 | #include <stdint.h> |
1e307fab | 13 | |
c70636a7 | 14 | #include <common/uuid.h> |
f20baf8e | 15 | |
44d3bd01 | 16 | #include "trace-ust.h" |
d0b96690 | 17 | #include "ust-registry.h" |
5c408ad8 | 18 | #include "session.h" |
44d3bd01 | 19 | |
b551a063 DG |
20 | #define UST_APP_EVENT_LIST_SIZE 32 |
21 | ||
d88aee68 DG |
22 | /* Process name (short). */ |
23 | #define UST_APP_PROCNAME_LEN 16 | |
d0b96690 | 24 | |
53a80697 MD |
25 | struct lttng_filter_bytecode; |
26 | struct lttng_ust_filter_bytecode; | |
27 | ||
7753dea8 | 28 | extern int ust_consumerd64_fd, ust_consumerd32_fd; |
ba5d816e | 29 | |
d88aee68 DG |
30 | /* |
31 | * Object used to close the notify socket in a call_rcu(). Since the | |
32 | * application might not be found, we need an independant object containing the | |
33 | * notify socket fd. | |
34 | */ | |
35 | struct ust_app_notify_sock_obj { | |
36 | int fd; | |
37 | struct rcu_head head; | |
38 | }; | |
39 | ||
18eace3b DG |
40 | struct ust_app_ht_key { |
41 | const char *name; | |
51755dc8 | 42 | const struct lttng_filter_bytecode *filter; |
2106efa0 | 43 | enum lttng_ust_loglevel_type loglevel_type; |
51755dc8 | 44 | const struct lttng_event_exclusion *exclusion; |
18eace3b DG |
45 | }; |
46 | ||
099e26bd DG |
47 | /* |
48 | * Application registration data structure. | |
49 | */ | |
50 | struct ust_register_msg { | |
d0b96690 | 51 | enum ustctl_socket_type type; |
099e26bd DG |
52 | uint32_t major; |
53 | uint32_t minor; | |
d0b96690 DG |
54 | uint32_t abi_major; |
55 | uint32_t abi_minor; | |
099e26bd DG |
56 | pid_t pid; |
57 | pid_t ppid; | |
58 | uid_t uid; | |
59 | gid_t gid; | |
0df502fd | 60 | uint32_t bits_per_long; |
d0b96690 DG |
61 | uint32_t uint8_t_alignment; |
62 | uint32_t uint16_t_alignment; | |
63 | uint32_t uint32_t_alignment; | |
64 | uint32_t uint64_t_alignment; | |
65 | uint32_t long_alignment; | |
66 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
67 | char name[LTTNG_UST_ABI_PROCNAME_LEN]; | |
099e26bd DG |
68 | }; |
69 | ||
48842b30 | 70 | /* |
852d0037 DG |
71 | * Global applications HT used by the session daemon. This table is indexed by |
72 | * PID using the pid_n node and pid value of an ust_app. | |
48842b30 | 73 | */ |
44cdb3a2 | 74 | extern struct lttng_ht *ust_app_ht; |
f6a9efaa | 75 | |
852d0037 DG |
76 | /* |
77 | * Global applications HT used by the session daemon. This table is indexed by | |
78 | * socket using the sock_n node and sock value of an ust_app. | |
12e22e8d JG |
79 | * |
80 | * The 'sock' in question here is the 'command' socket. | |
852d0037 | 81 | */ |
44cdb3a2 | 82 | extern struct lttng_ht *ust_app_ht_by_sock; |
91d76f53 | 83 | |
d0b96690 DG |
84 | /* |
85 | * Global applications HT used by the session daemon. This table is indexed by | |
86 | * socket using the notify_sock_n node and notify_sock value of an ust_app. | |
87 | */ | |
44cdb3a2 | 88 | extern struct lttng_ht *ust_app_ht_by_notify_sock; |
d0b96690 | 89 | |
030a66fa DG |
90 | /* Stream list containing ust_app_stream. */ |
91 | struct ust_app_stream_list { | |
92 | unsigned int count; | |
93 | struct cds_list_head head; | |
94 | }; | |
95 | ||
55cc08a6 DG |
96 | struct ust_app_ctx { |
97 | int handle; | |
bdf64013 | 98 | struct lttng_ust_context_attr ctx; |
55cc08a6 | 99 | struct lttng_ust_object_data *obj; |
bec39940 | 100 | struct lttng_ht_node_ulong node; |
31746f93 | 101 | struct cds_list_head list; |
55cc08a6 DG |
102 | }; |
103 | ||
48842b30 DG |
104 | struct ust_app_event { |
105 | int enabled; | |
106 | int handle; | |
13161846 | 107 | struct lttng_ust_object_data *obj; |
284d8f55 | 108 | struct lttng_ust_event attr; |
48842b30 | 109 | char name[LTTNG_UST_SYM_NAME_LEN]; |
bec39940 | 110 | struct lttng_ht_node_str node; |
51755dc8 JG |
111 | struct lttng_filter_bytecode *filter; |
112 | struct lttng_event_exclusion *exclusion; | |
48842b30 DG |
113 | }; |
114 | ||
030a66fa DG |
115 | struct ust_app_stream { |
116 | int handle; | |
117 | char pathname[PATH_MAX]; | |
118 | /* Format is %s_%d respectively channel name and CPU number. */ | |
119 | char name[DEFAULT_STREAM_NAME_LEN]; | |
120 | struct lttng_ust_object_data *obj; | |
121 | /* Using a list of streams to keep order. */ | |
122 | struct cds_list_head list; | |
123 | }; | |
124 | ||
48842b30 DG |
125 | struct ust_app_channel { |
126 | int enabled; | |
127 | int handle; | |
ffe60014 DG |
128 | /* Channel and streams were sent to the UST tracer. */ |
129 | int is_sent; | |
dda154b8 JG |
130 | /* |
131 | * Unique key used to identify the channel on the consumer side. | |
132 | * 0 is a reserved 'invalid' value used to indicate that the consumer | |
a9577b76 | 133 | * does not know about this channel (i.e. an error occurred). |
dda154b8 | 134 | */ |
d88aee68 | 135 | uint64_t key; |
7972aab2 DG |
136 | /* Id of the tracing channel set on creation. */ |
137 | uint64_t tracing_channel_id; | |
ffe60014 DG |
138 | /* Number of stream that this channel is expected to receive. */ |
139 | unsigned int expected_stream_count; | |
48842b30 | 140 | char name[LTTNG_UST_SYM_NAME_LEN]; |
13161846 | 141 | struct lttng_ust_object_data *obj; |
ffe60014 | 142 | struct ustctl_consumer_channel_attr attr; |
030a66fa | 143 | struct ust_app_stream_list streams; |
d0b96690 DG |
144 | /* Session pointer that owns this object. */ |
145 | struct ust_app_session *session; | |
31746f93 DG |
146 | /* |
147 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
148 | * so we are able to enable them on the tracer side in the same order the | |
149 | * user added them. | |
150 | */ | |
bec39940 | 151 | struct lttng_ht *ctx; |
31746f93 DG |
152 | struct cds_list_head ctx_list; |
153 | ||
bec39940 | 154 | struct lttng_ht *events; |
1624d5b7 JD |
155 | uint64_t tracefile_size; |
156 | uint64_t tracefile_count; | |
e9404c27 | 157 | uint64_t monitor_timer_interval; |
d0b96690 DG |
158 | /* |
159 | * Node indexed by channel name in the channels' hash table of a session. | |
160 | */ | |
bec39940 | 161 | struct lttng_ht_node_str node; |
d0b96690 DG |
162 | /* |
163 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
164 | * ust_objd hash table in the ust_app object. | |
165 | */ | |
166 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
167 | /* For delayed reclaim */ |
168 | struct rcu_head rcu_head; | |
48842b30 DG |
169 | }; |
170 | ||
171 | struct ust_app_session { | |
d0b96690 DG |
172 | /* |
173 | * Lock protecting this session's ust app interaction. Held | |
174 | * across command send/recv to/from app. Never nests within the | |
175 | * session registry lock. | |
176 | */ | |
177 | pthread_mutex_t lock; | |
178 | ||
48842b30 | 179 | int enabled; |
8be98f9a MD |
180 | /* started: has the session been in started state at any time ? */ |
181 | int started; /* allows detection of start vs restart. */ | |
a991f516 | 182 | int handle; /* used has unique identifier for app session */ |
7972aab2 | 183 | |
b161602a MD |
184 | bool deleted; /* Session deleted flag. Check with lock held. */ |
185 | ||
7972aab2 DG |
186 | /* |
187 | * Tracing session ID. Multiple ust app session can have the same tracing | |
188 | * session id making this value NOT unique to the object. | |
189 | */ | |
d9bf3ca4 | 190 | uint64_t tracing_id; |
7972aab2 | 191 | uint64_t id; /* Unique session identifier */ |
bec39940 | 192 | struct lttng_ht *channels; /* Registered channels */ |
d9bf3ca4 | 193 | struct lttng_ht_node_u64 node; |
10b56aef MD |
194 | /* |
195 | * Node indexed by UST session object descriptor (handle). Stored in the | |
196 | * ust_sessions_objd hash table in the ust_app object. | |
197 | */ | |
198 | struct lttng_ht_node_ulong ust_objd_node; | |
d2956687 | 199 | /* Starts with 'ust'; no leading slash. */ |
bec39940 | 200 | char path[PATH_MAX]; |
7972aab2 | 201 | /* UID/GID of the application owning the session */ |
470cc211 | 202 | struct lttng_credentials real_credentials; |
7972aab2 | 203 | /* Effective UID and GID. Same as the tracing session. */ |
470cc211 | 204 | struct lttng_credentials effective_credentials; |
d42f20df | 205 | struct cds_list_head teardown_node; |
d88aee68 DG |
206 | /* |
207 | * Once at least *one* session is created onto the application, the | |
208 | * corresponding consumer is set so we can use it on unregistration. | |
209 | */ | |
210 | struct consumer_output *consumer; | |
7972aab2 DG |
211 | enum lttng_buffer_type buffer_type; |
212 | /* ABI of the session. Same value as the application. */ | |
213 | uint32_t bits_per_long; | |
36b588ed MD |
214 | /* For delayed reclaim */ |
215 | struct rcu_head rcu_head; | |
2bba9e53 DG |
216 | /* If the channel's streams have to be outputed or not. */ |
217 | unsigned int output_traces; | |
ecc48a90 | 218 | unsigned int live_timer_interval; /* usec */ |
ad7a9107 DG |
219 | |
220 | /* Metadata channel attributes. */ | |
221 | struct ustctl_consumer_channel_attr metadata_attr; | |
d7ba1388 | 222 | |
3d071855 | 223 | char root_shm_path[PATH_MAX]; |
d7ba1388 | 224 | char shm_path[PATH_MAX]; |
48842b30 DG |
225 | }; |
226 | ||
f6a9efaa DG |
227 | /* |
228 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 229 | * and a linked list is kept of all running traceable app. |
91d76f53 | 230 | */ |
56fff090 | 231 | struct ust_app { |
852d0037 | 232 | int sock; |
fb45065e MD |
233 | pthread_mutex_t sock_lock; /* Protects sock protocol. */ |
234 | ||
d0b96690 | 235 | int notify_sock; |
852d0037 | 236 | pid_t pid; |
099e26bd DG |
237 | pid_t ppid; |
238 | uid_t uid; /* User ID that owns the apps */ | |
aea829b3 | 239 | gid_t gid; /* Group ID that owns the apps */ |
d0b96690 DG |
240 | |
241 | /* App ABI */ | |
242 | uint32_t bits_per_long; | |
243 | uint32_t uint8_t_alignment; | |
244 | uint32_t uint16_t_alignment; | |
245 | uint32_t uint32_t_alignment; | |
246 | uint32_t uint64_t_alignment; | |
247 | uint32_t long_alignment; | |
248 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
249 | ||
e0c7ec2b DG |
250 | int compatible; /* If the lttng-ust tracer version does not match the |
251 | supported version of the session daemon, this flag is | |
252 | set to 0 (NOT compatible) else 1. */ | |
253 | struct lttng_ust_tracer_version version; | |
d0b96690 DG |
254 | uint32_t v_major; /* Version major number */ |
255 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
256 | /* Extra for the NULL byte. */ |
257 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
258 | /* Type of buffer this application uses. */ |
259 | enum lttng_buffer_type buffer_type; | |
bec39940 | 260 | struct lttng_ht *sessions; |
852d0037 DG |
261 | struct lttng_ht_node_ulong pid_n; |
262 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 263 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
264 | /* |
265 | * This is a list of ust app session that, once the app is going into | |
266 | * teardown mode, in the RCU call, each node in this list is removed and | |
267 | * deleted. | |
268 | * | |
269 | * Element of the list are added when an application unregisters after each | |
270 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
271 | * when a session is destroyed. | |
272 | */ | |
273 | struct cds_list_head teardown_head; | |
d0b96690 DG |
274 | /* |
275 | * Hash table containing ust_app_channel indexed by channel objd. | |
276 | */ | |
277 | struct lttng_ht *ust_objd; | |
10b56aef MD |
278 | /* |
279 | * Hash table containing ust_app_session indexed by objd. | |
280 | */ | |
281 | struct lttng_ht *ust_sessions_objd; | |
022d91ba | 282 | |
f20baf8e | 283 | /* |
022d91ba DG |
284 | * If this application is of the agent domain and this is non negative then |
285 | * a lookup MUST be done to acquire a read side reference to the | |
286 | * corresponding agent app object. If the lookup fails, this should be set | |
287 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 288 | */ |
022d91ba | 289 | int agent_app_sock; |
940c4592 JR |
290 | /* |
291 | * Time at which the app is registred. | |
292 | * Used for path creation | |
293 | */ | |
294 | time_t registration_time; | |
da873412 JR |
295 | /* |
296 | * Event notifier | |
297 | */ | |
298 | struct { | |
299 | /* | |
300 | * Handle to the lttng_ust object representing the event | |
301 | * notifier group. | |
302 | */ | |
303 | struct lttng_ust_object_data *object; | |
304 | struct lttng_pipe *event_pipe; | |
305 | } event_notifier_group; | |
91d76f53 DG |
306 | }; |
307 | ||
74d0b642 | 308 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 309 | |
56fff090 | 310 | int ust_app_register(struct ust_register_msg *msg, int sock); |
fb45065e | 311 | int ust_app_register_done(struct ust_app *app); |
d0b96690 | 312 | int ust_app_version(struct ust_app *app); |
56fff090 | 313 | void ust_app_unregister(int sock); |
421cb601 | 314 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 315 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 316 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 317 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 318 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d DG |
319 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
320 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
321 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, | |
78f0bacd | 322 | struct ltt_ust_channel *uchan); |
35a9059d | 323 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 324 | struct ltt_ust_channel *uchan); |
35a9059d | 325 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 | 326 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); |
35a9059d DG |
327 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
328 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
55cc08a6 DG |
329 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
330 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx); | |
a9ad0c8f MD |
331 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app); |
332 | void ust_app_global_update_all(struct ltt_ust_session *usess); | |
91d76f53 | 333 | |
56fff090 | 334 | void ust_app_clean_list(void); |
57703f6e | 335 | int ust_app_ht_alloc(void); |
f6a9efaa | 336 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
ffe60014 | 337 | struct ust_app_stream *ust_app_alloc_stream(void); |
d0b96690 DG |
338 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
339 | int ust_app_recv_notify(int sock); | |
340 | void ust_app_add(struct ust_app *app); | |
341 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 342 | void ust_app_notify_sock_unregister(int sock); |
331744e3 JD |
343 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, |
344 | struct consumer_socket *socket, int send_zero_data); | |
f45e313d | 345 | void ust_app_destroy(struct ust_app *app); |
fb9a95c4 JG |
346 | enum lttng_error_code ust_app_snapshot_record( |
347 | const struct ltt_ust_session *usess, | |
348a81dc | 348 | const struct consumer_output *output, int wait, |
d07ceecd | 349 | uint64_t nb_packets_per_stream); |
16f35901 | 350 | uint64_t ust_app_get_size_one_more_packet_per_stream( |
fb9a95c4 | 351 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets); |
f20baf8e | 352 | struct ust_app *ust_app_find_by_sock(int sock); |
fb83fe64 JD |
353 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, |
354 | struct cds_list_head *buffer_reg_uid_list, | |
355 | struct consumer_output *consumer, uint64_t uchan_id, | |
356 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
357 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
358 | struct ltt_ust_channel *uchan, | |
359 | struct consumer_output *consumer, | |
360 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
c2561365 | 361 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess); |
6f6d3b69 | 362 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session); |
d2956687 JG |
363 | enum lttng_error_code ust_app_create_channel_subdirectories( |
364 | const struct ltt_ust_session *session); | |
75018ab6 JG |
365 | int ust_app_release_object(struct ust_app *app, |
366 | struct lttng_ust_object_data *data); | |
4a9b9759 | 367 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session); |
04ed9e10 | 368 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session); |
44d3bd01 | 369 | |
da873412 JR |
370 | int ust_app_setup_event_notifier_group(struct ust_app *app); |
371 | ||
b51ec5b4 MD |
372 | static inline |
373 | int ust_app_supported(void) | |
374 | { | |
375 | return 1; | |
376 | } | |
377 | ||
74d0b642 | 378 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 379 | |
cc920def DG |
380 | static inline |
381 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess) | |
382 | { | |
383 | return 0; | |
384 | } | |
d974f197 | 385 | static inline |
421cb601 DG |
386 | int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app) |
387 | { | |
388 | return 0; | |
389 | } | |
390 | static inline | |
391 | int ust_app_start_trace_all(struct ltt_ust_session *usess) | |
d974f197 | 392 | { |
5cf5d0e7 | 393 | return 0; |
d974f197 | 394 | } |
3bd1e081 | 395 | static inline |
cc920def DG |
396 | int ust_app_stop_trace_all(struct ltt_ust_session *usess) |
397 | { | |
398 | return 0; | |
399 | } | |
400 | static inline | |
b551a063 DG |
401 | int ust_app_list_events(struct lttng_event **events) |
402 | { | |
db7c0497 | 403 | return -ENOSYS; |
b551a063 DG |
404 | } |
405 | static inline | |
da0bdb87 MD |
406 | int ust_app_list_event_fields(struct lttng_event_field **fields) |
407 | { | |
408 | return -ENOSYS; | |
409 | } | |
410 | static inline | |
3bd1e081 MD |
411 | int ust_app_register(struct ust_register_msg *msg, int sock) |
412 | { | |
413 | return -ENOSYS; | |
414 | } | |
415 | static inline | |
fb45065e | 416 | int ust_app_register_done(struct ust_app *app) |
f2ca2e25 GF |
417 | { |
418 | return -ENOSYS; | |
419 | } | |
420 | static inline | |
d0b96690 DG |
421 | int ust_app_version(struct ust_app *app) |
422 | { | |
423 | return -ENOSYS; | |
424 | } | |
425 | static inline | |
3bd1e081 MD |
426 | void ust_app_unregister(int sock) |
427 | { | |
428 | } | |
429 | static inline | |
3bd1e081 MD |
430 | void ust_app_lock_list(void) |
431 | { | |
432 | } | |
433 | static inline | |
434 | void ust_app_unlock_list(void) | |
435 | { | |
436 | } | |
437 | static inline | |
438 | void ust_app_clean_list(void) | |
439 | { | |
440 | } | |
441 | static inline | |
442 | struct ust_app_list *ust_app_get_list(void) | |
443 | { | |
444 | return NULL; | |
445 | } | |
446 | static inline | |
447 | struct ust_app *ust_app_get_by_pid(pid_t pid) | |
448 | { | |
449 | return NULL; | |
450 | } | |
48842b30 | 451 | static inline |
12a84043 JG |
452 | int ust_app_ht_alloc(void) |
453 | { | |
454 | return 0; | |
455 | } | |
cc920def | 456 | static inline |
3646a051 | 457 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app) |
cc920def DG |
458 | {} |
459 | static inline | |
da873412 JR |
460 | void ust_app_global_update_tokens(struct ust_app *app) |
461 | {} | |
462 | static inline | |
463 | int ust_app_setup_event_notifier_group(struct ust_app *app) | |
464 | { | |
465 | return 0; | |
466 | } | |
467 | static inline | |
35a9059d | 468 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 469 | struct ltt_ust_channel *uchan) |
d974f197 | 470 | { |
cc920def | 471 | return 0; |
d974f197 | 472 | } |
487cf67c | 473 | static inline |
35a9059d | 474 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 475 | struct ltt_ust_channel *uchan) |
487cf67c | 476 | { |
cc920def DG |
477 | return 0; |
478 | } | |
479 | static inline | |
35a9059d DG |
480 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
481 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) | |
482 | { | |
483 | return 0; | |
484 | } | |
485 | static inline | |
486 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, | |
cc920def DG |
487 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
488 | { | |
489 | return 0; | |
487cf67c | 490 | } |
edb67388 | 491 | static inline |
35a9059d | 492 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 DG |
493 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
494 | { | |
495 | return 0; | |
496 | } | |
55cc08a6 | 497 | static inline |
55cc08a6 DG |
498 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
499 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx) | |
500 | { | |
501 | return 0; | |
502 | } | |
76d45b40 DG |
503 | static inline |
504 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, | |
505 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
506 | pid_t pid) | |
507 | { | |
508 | return 0; | |
509 | } | |
7f79d3a1 | 510 | static inline |
d0b96690 DG |
511 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg) |
512 | { | |
513 | return 0; | |
514 | } | |
515 | static inline | |
516 | int ust_app_recv_notify(int sock) | |
4466912f DG |
517 | { |
518 | return 0; | |
519 | } | |
d0b96690 DG |
520 | static inline |
521 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock) | |
522 | { | |
523 | return NULL; | |
524 | } | |
525 | static inline | |
526 | void ust_app_add(struct ust_app *app) | |
527 | { | |
528 | } | |
d88aee68 DG |
529 | static inline |
530 | void ust_app_notify_sock_unregister(int sock) | |
531 | { | |
532 | } | |
331744e3 JD |
533 | static inline |
534 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, | |
535 | struct consumer_socket *socket, int send_zero_data) | |
536 | { | |
537 | return 0; | |
538 | } | |
f45e313d DG |
539 | static inline |
540 | void ust_app_destroy(struct ust_app *app) | |
541 | { | |
542 | return; | |
543 | } | |
6dc3064a | 544 | static inline |
9a654598 | 545 | enum lttng_error_code ust_app_snapshot_record(struct ltt_ust_session *usess, |
3637639a | 546 | const struct consumer_output *output, int wait, uint64_t max_stream_size) |
5c786ded JD |
547 | { |
548 | return 0; | |
549 | } | |
550 | static inline | |
551 | unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess) | |
6dc3064a DG |
552 | { |
553 | return 0; | |
554 | } | |
48842b30 | 555 | |
b51ec5b4 MD |
556 | static inline |
557 | int ust_app_supported(void) | |
558 | { | |
559 | return 0; | |
560 | } | |
f20baf8e DG |
561 | static inline |
562 | struct ust_app *ust_app_find_by_sock(int sock) | |
563 | { | |
564 | return NULL; | |
565 | } | |
95b1d17c DG |
566 | static inline |
567 | struct ust_app *ust_app_find_by_pid(pid_t pid) | |
568 | { | |
569 | return NULL; | |
570 | } | |
16f35901 JG |
571 | static inline |
572 | uint64_t ust_app_get_size_one_more_packet_per_stream( | |
1f4fc770 | 573 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets) { |
16f35901 JG |
574 | return 0; |
575 | } | |
fb83fe64 JD |
576 | static inline |
577 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, | |
578 | struct cds_list_head *buffer_reg_uid_list, | |
579 | struct consumer_output *consumer, int overwrite, | |
580 | uint64_t uchan_id, uint64_t *discarded, uint64_t *lost) | |
581 | { | |
582 | return 0; | |
583 | } | |
584 | ||
585 | static inline | |
586 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
587 | struct ltt_ust_channel *uchan, | |
588 | struct consumer_output *consumer, | |
589 | int overwrite, uint64_t *discarded, uint64_t *lost) | |
590 | { | |
591 | return 0; | |
592 | } | |
b51ec5b4 | 593 | |
6f698634 JG |
594 | static inline |
595 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess) | |
596 | { | |
597 | return 0; | |
598 | } | |
599 | ||
5c408ad8 | 600 | static inline |
d5a1b7aa | 601 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session) |
5c408ad8 JD |
602 | { |
603 | return 0; | |
604 | } | |
605 | ||
d2956687 JG |
606 | static inline |
607 | enum lttng_error_code ust_app_create_channel_subdirectories( | |
608 | const struct ltt_ust_session *session) | |
609 | { | |
610 | return 0; | |
611 | } | |
612 | ||
75018ab6 JG |
613 | static inline |
614 | int ust_app_release_object(struct ust_app *app, struct lttng_ust_object_data *data) | |
615 | { | |
616 | return 0; | |
617 | } | |
618 | ||
4a9b9759 MD |
619 | static inline |
620 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session) | |
621 | { | |
622 | return 0; | |
623 | } | |
624 | ||
04ed9e10 JG |
625 | static inline |
626 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session) | |
627 | { | |
628 | return 0; | |
629 | } | |
630 | ||
74d0b642 | 631 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 632 | |
f6a9efaa | 633 | #endif /* _LTT_UST_APP_H */ |