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91d76f53 | 1 | /* |
90c106c6 | 2 | * Copyright (C) 2011 EfficiOS Inc. |
ab5be9fa | 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> |
3faa1e3d | 13 | #include <urcu/ref.h> |
1e307fab | 14 | |
533a90fb | 15 | #include <common/index-allocator.h> |
c70636a7 | 16 | #include <common/uuid.h> |
f20baf8e | 17 | |
44d3bd01 | 18 | #include "trace-ust.h" |
d0b96690 | 19 | #include "ust-registry.h" |
5c408ad8 | 20 | #include "session.h" |
44d3bd01 | 21 | |
b551a063 DG |
22 | #define UST_APP_EVENT_LIST_SIZE 32 |
23 | ||
d88aee68 DG |
24 | /* Process name (short). */ |
25 | #define UST_APP_PROCNAME_LEN 16 | |
d0b96690 | 26 | |
2b00d462 | 27 | struct lttng_bytecode; |
53a80697 MD |
28 | struct lttng_ust_filter_bytecode; |
29 | ||
412d7227 | 30 | extern int the_ust_consumerd64_fd, the_ust_consumerd32_fd; |
ba5d816e | 31 | |
d88aee68 DG |
32 | /* |
33 | * Object used to close the notify socket in a call_rcu(). Since the | |
34 | * application might not be found, we need an independant object containing the | |
35 | * notify socket fd. | |
36 | */ | |
37 | struct ust_app_notify_sock_obj { | |
38 | int fd; | |
39 | struct rcu_head head; | |
40 | }; | |
41 | ||
18eace3b DG |
42 | struct ust_app_ht_key { |
43 | const char *name; | |
2b00d462 | 44 | const struct lttng_bytecode *filter; |
fc4b93fa | 45 | enum lttng_ust_abi_loglevel_type loglevel_type; |
1083b49a | 46 | int loglevel_value; |
51755dc8 | 47 | const struct lttng_event_exclusion *exclusion; |
18eace3b DG |
48 | }; |
49 | ||
099e26bd DG |
50 | /* |
51 | * Application registration data structure. | |
52 | */ | |
53 | struct ust_register_msg { | |
b623cb6a | 54 | enum lttng_ust_ctl_socket_type type; |
099e26bd DG |
55 | uint32_t major; |
56 | uint32_t minor; | |
d0b96690 DG |
57 | uint32_t abi_major; |
58 | uint32_t abi_minor; | |
099e26bd DG |
59 | pid_t pid; |
60 | pid_t ppid; | |
61 | uid_t uid; | |
62 | gid_t gid; | |
0df502fd | 63 | uint32_t bits_per_long; |
d0b96690 DG |
64 | uint32_t uint8_t_alignment; |
65 | uint32_t uint16_t_alignment; | |
66 | uint32_t uint32_t_alignment; | |
67 | uint32_t uint64_t_alignment; | |
68 | uint32_t long_alignment; | |
69 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
70 | char name[LTTNG_UST_ABI_PROCNAME_LEN]; | |
099e26bd DG |
71 | }; |
72 | ||
48842b30 | 73 | /* |
852d0037 DG |
74 | * Global applications HT used by the session daemon. This table is indexed by |
75 | * PID using the pid_n node and pid value of an ust_app. | |
48842b30 | 76 | */ |
44cdb3a2 | 77 | extern struct lttng_ht *ust_app_ht; |
f6a9efaa | 78 | |
852d0037 DG |
79 | /* |
80 | * Global applications HT used by the session daemon. This table is indexed by | |
81 | * socket using the sock_n node and sock value of an ust_app. | |
12e22e8d JG |
82 | * |
83 | * The 'sock' in question here is the 'command' socket. | |
852d0037 | 84 | */ |
44cdb3a2 | 85 | extern struct lttng_ht *ust_app_ht_by_sock; |
91d76f53 | 86 | |
d0b96690 DG |
87 | /* |
88 | * Global applications HT used by the session daemon. This table is indexed by | |
89 | * socket using the notify_sock_n node and notify_sock value of an ust_app. | |
90 | */ | |
44cdb3a2 | 91 | extern struct lttng_ht *ust_app_ht_by_notify_sock; |
d0b96690 | 92 | |
030a66fa DG |
93 | /* Stream list containing ust_app_stream. */ |
94 | struct ust_app_stream_list { | |
95 | unsigned int count; | |
96 | struct cds_list_head head; | |
97 | }; | |
98 | ||
55cc08a6 DG |
99 | struct ust_app_ctx { |
100 | int handle; | |
bdf64013 | 101 | struct lttng_ust_context_attr ctx; |
fc4b93fa | 102 | struct lttng_ust_abi_object_data *obj; |
bec39940 | 103 | struct lttng_ht_node_ulong node; |
31746f93 | 104 | struct cds_list_head list; |
55cc08a6 DG |
105 | }; |
106 | ||
48842b30 DG |
107 | struct ust_app_event { |
108 | int enabled; | |
109 | int handle; | |
fc4b93fa MD |
110 | struct lttng_ust_abi_object_data *obj; |
111 | struct lttng_ust_abi_event attr; | |
112 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; | |
bec39940 | 113 | struct lttng_ht_node_str node; |
2b00d462 | 114 | struct lttng_bytecode *filter; |
51755dc8 | 115 | struct lttng_event_exclusion *exclusion; |
48842b30 DG |
116 | }; |
117 | ||
993578ff JR |
118 | struct ust_app_event_notifier_rule { |
119 | int enabled; | |
533a90fb | 120 | uint64_t error_counter_index; |
993578ff | 121 | int handle; |
fc4b93fa | 122 | struct lttng_ust_abi_object_data *obj; |
993578ff | 123 | /* Holds a strong reference. */ |
267d66aa | 124 | struct lttng_trigger *trigger; |
993578ff JR |
125 | /* Unique ID returned by the tracer to identify this event notifier. */ |
126 | uint64_t token; | |
127 | struct lttng_ht_node_u64 node; | |
267d66aa | 128 | /* The trigger object owns the filter. */ |
2b00d462 | 129 | const struct lttng_bytecode *filter; |
993578ff JR |
130 | /* Owned by this. */ |
131 | struct lttng_event_exclusion *exclusion; | |
132 | /* For delayed reclaim. */ | |
133 | struct rcu_head rcu_head; | |
134 | }; | |
135 | ||
030a66fa DG |
136 | struct ust_app_stream { |
137 | int handle; | |
138 | char pathname[PATH_MAX]; | |
139 | /* Format is %s_%d respectively channel name and CPU number. */ | |
140 | char name[DEFAULT_STREAM_NAME_LEN]; | |
fc4b93fa | 141 | struct lttng_ust_abi_object_data *obj; |
030a66fa DG |
142 | /* Using a list of streams to keep order. */ |
143 | struct cds_list_head list; | |
144 | }; | |
145 | ||
48842b30 DG |
146 | struct ust_app_channel { |
147 | int enabled; | |
148 | int handle; | |
ffe60014 DG |
149 | /* Channel and streams were sent to the UST tracer. */ |
150 | int is_sent; | |
dda154b8 JG |
151 | /* |
152 | * Unique key used to identify the channel on the consumer side. | |
153 | * 0 is a reserved 'invalid' value used to indicate that the consumer | |
a9577b76 | 154 | * does not know about this channel (i.e. an error occurred). |
dda154b8 | 155 | */ |
d88aee68 | 156 | uint64_t key; |
7972aab2 DG |
157 | /* Id of the tracing channel set on creation. */ |
158 | uint64_t tracing_channel_id; | |
ffe60014 DG |
159 | /* Number of stream that this channel is expected to receive. */ |
160 | unsigned int expected_stream_count; | |
fc4b93fa MD |
161 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; |
162 | struct lttng_ust_abi_object_data *obj; | |
b623cb6a | 163 | struct lttng_ust_ctl_consumer_channel_attr attr; |
030a66fa | 164 | struct ust_app_stream_list streams; |
d0b96690 DG |
165 | /* Session pointer that owns this object. */ |
166 | struct ust_app_session *session; | |
31746f93 DG |
167 | /* |
168 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
169 | * so we are able to enable them on the tracer side in the same order the | |
170 | * user added them. | |
171 | */ | |
bec39940 | 172 | struct lttng_ht *ctx; |
31746f93 DG |
173 | struct cds_list_head ctx_list; |
174 | ||
bec39940 | 175 | struct lttng_ht *events; |
1624d5b7 JD |
176 | uint64_t tracefile_size; |
177 | uint64_t tracefile_count; | |
e9404c27 | 178 | uint64_t monitor_timer_interval; |
d0b96690 DG |
179 | /* |
180 | * Node indexed by channel name in the channels' hash table of a session. | |
181 | */ | |
bec39940 | 182 | struct lttng_ht_node_str node; |
d0b96690 DG |
183 | /* |
184 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
185 | * ust_objd hash table in the ust_app object. | |
186 | */ | |
187 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
188 | /* For delayed reclaim */ |
189 | struct rcu_head rcu_head; | |
48842b30 DG |
190 | }; |
191 | ||
192 | struct ust_app_session { | |
d0b96690 DG |
193 | /* |
194 | * Lock protecting this session's ust app interaction. Held | |
195 | * across command send/recv to/from app. Never nests within the | |
196 | * session registry lock. | |
197 | */ | |
198 | pthread_mutex_t lock; | |
199 | ||
48842b30 | 200 | int enabled; |
8be98f9a MD |
201 | /* started: has the session been in started state at any time ? */ |
202 | int started; /* allows detection of start vs restart. */ | |
a991f516 | 203 | int handle; /* used has unique identifier for app session */ |
7972aab2 | 204 | |
b161602a MD |
205 | bool deleted; /* Session deleted flag. Check with lock held. */ |
206 | ||
7972aab2 DG |
207 | /* |
208 | * Tracing session ID. Multiple ust app session can have the same tracing | |
209 | * session id making this value NOT unique to the object. | |
210 | */ | |
d9bf3ca4 | 211 | uint64_t tracing_id; |
7972aab2 | 212 | uint64_t id; /* Unique session identifier */ |
bec39940 | 213 | struct lttng_ht *channels; /* Registered channels */ |
d9bf3ca4 | 214 | struct lttng_ht_node_u64 node; |
10b56aef MD |
215 | /* |
216 | * Node indexed by UST session object descriptor (handle). Stored in the | |
217 | * ust_sessions_objd hash table in the ust_app object. | |
218 | */ | |
219 | struct lttng_ht_node_ulong ust_objd_node; | |
d2956687 | 220 | /* Starts with 'ust'; no leading slash. */ |
bec39940 | 221 | char path[PATH_MAX]; |
7972aab2 | 222 | /* UID/GID of the application owning the session */ |
470cc211 | 223 | struct lttng_credentials real_credentials; |
7972aab2 | 224 | /* Effective UID and GID. Same as the tracing session. */ |
470cc211 | 225 | struct lttng_credentials effective_credentials; |
d42f20df | 226 | struct cds_list_head teardown_node; |
d88aee68 DG |
227 | /* |
228 | * Once at least *one* session is created onto the application, the | |
229 | * corresponding consumer is set so we can use it on unregistration. | |
230 | */ | |
231 | struct consumer_output *consumer; | |
7972aab2 DG |
232 | enum lttng_buffer_type buffer_type; |
233 | /* ABI of the session. Same value as the application. */ | |
234 | uint32_t bits_per_long; | |
36b588ed MD |
235 | /* For delayed reclaim */ |
236 | struct rcu_head rcu_head; | |
2bba9e53 DG |
237 | /* If the channel's streams have to be outputed or not. */ |
238 | unsigned int output_traces; | |
ecc48a90 | 239 | unsigned int live_timer_interval; /* usec */ |
ad7a9107 DG |
240 | |
241 | /* Metadata channel attributes. */ | |
b623cb6a | 242 | struct lttng_ust_ctl_consumer_channel_attr metadata_attr; |
d7ba1388 | 243 | |
3d071855 | 244 | char root_shm_path[PATH_MAX]; |
d7ba1388 | 245 | char shm_path[PATH_MAX]; |
48842b30 DG |
246 | }; |
247 | ||
f6a9efaa DG |
248 | /* |
249 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 250 | * and a linked list is kept of all running traceable app. |
91d76f53 | 251 | */ |
56fff090 | 252 | struct ust_app { |
3faa1e3d JG |
253 | /* |
254 | * The lifetime of 'sock' holds a reference to the application; the | |
255 | * application management thread will release a reference to the | |
256 | * application if the application dies. | |
257 | */ | |
258 | struct urcu_ref ref; | |
852d0037 | 259 | int sock; |
fb45065e MD |
260 | pthread_mutex_t sock_lock; /* Protects sock protocol. */ |
261 | ||
d0b96690 | 262 | int notify_sock; |
852d0037 | 263 | pid_t pid; |
099e26bd DG |
264 | pid_t ppid; |
265 | uid_t uid; /* User ID that owns the apps */ | |
aea829b3 | 266 | gid_t gid; /* Group ID that owns the apps */ |
d0b96690 DG |
267 | |
268 | /* App ABI */ | |
269 | uint32_t bits_per_long; | |
270 | uint32_t uint8_t_alignment; | |
271 | uint32_t uint16_t_alignment; | |
272 | uint32_t uint32_t_alignment; | |
273 | uint32_t uint64_t_alignment; | |
274 | uint32_t long_alignment; | |
275 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
276 | ||
e0c7ec2b DG |
277 | int compatible; /* If the lttng-ust tracer version does not match the |
278 | supported version of the session daemon, this flag is | |
279 | set to 0 (NOT compatible) else 1. */ | |
fc4b93fa | 280 | struct lttng_ust_abi_tracer_version version; |
d0b96690 DG |
281 | uint32_t v_major; /* Version major number */ |
282 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
283 | /* Extra for the NULL byte. */ |
284 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
285 | /* Type of buffer this application uses. */ |
286 | enum lttng_buffer_type buffer_type; | |
bec39940 | 287 | struct lttng_ht *sessions; |
852d0037 DG |
288 | struct lttng_ht_node_ulong pid_n; |
289 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 290 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
291 | /* |
292 | * This is a list of ust app session that, once the app is going into | |
293 | * teardown mode, in the RCU call, each node in this list is removed and | |
294 | * deleted. | |
295 | * | |
296 | * Element of the list are added when an application unregisters after each | |
297 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
298 | * when a session is destroyed. | |
299 | */ | |
300 | struct cds_list_head teardown_head; | |
d0b96690 DG |
301 | /* |
302 | * Hash table containing ust_app_channel indexed by channel objd. | |
303 | */ | |
304 | struct lttng_ht *ust_objd; | |
10b56aef MD |
305 | /* |
306 | * Hash table containing ust_app_session indexed by objd. | |
307 | */ | |
308 | struct lttng_ht *ust_sessions_objd; | |
022d91ba | 309 | |
f20baf8e | 310 | /* |
022d91ba DG |
311 | * If this application is of the agent domain and this is non negative then |
312 | * a lookup MUST be done to acquire a read side reference to the | |
313 | * corresponding agent app object. If the lookup fails, this should be set | |
314 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 315 | */ |
022d91ba | 316 | int agent_app_sock; |
940c4592 JR |
317 | /* |
318 | * Time at which the app is registred. | |
319 | * Used for path creation | |
320 | */ | |
321 | time_t registration_time; | |
da873412 JR |
322 | /* |
323 | * Event notifier | |
324 | */ | |
325 | struct { | |
326 | /* | |
327 | * Handle to the lttng_ust object representing the event | |
328 | * notifier group. | |
329 | */ | |
fc4b93fa | 330 | struct lttng_ust_abi_object_data *object; |
da873412 | 331 | struct lttng_pipe *event_pipe; |
533a90fb FD |
332 | struct lttng_ust_abi_object_data *counter; |
333 | struct lttng_ust_abi_object_data **counter_cpu; | |
334 | int nr_counter_cpu; | |
da873412 | 335 | } event_notifier_group; |
993578ff JR |
336 | /* |
337 | * Hashtable indexing the application's event notifier rule's | |
338 | * (ust_app_event_notifier_rule) by their token's value. | |
339 | */ | |
340 | struct lttng_ht *token_to_event_notifier_rule_ht; | |
91d76f53 DG |
341 | }; |
342 | ||
74d0b642 | 343 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 344 | |
56fff090 | 345 | int ust_app_register(struct ust_register_msg *msg, int sock); |
fb45065e | 346 | int ust_app_register_done(struct ust_app *app); |
d0b96690 | 347 | int ust_app_version(struct ust_app *app); |
3faa1e3d | 348 | void ust_app_unregister_by_socket(int sock); |
421cb601 | 349 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 350 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 351 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 352 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 353 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d DG |
354 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
355 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
356 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, | |
78f0bacd | 357 | struct ltt_ust_channel *uchan); |
35a9059d | 358 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 359 | struct ltt_ust_channel *uchan); |
35a9059d | 360 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 | 361 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); |
35a9059d DG |
362 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
363 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
55cc08a6 DG |
364 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
365 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx); | |
a9ad0c8f MD |
366 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app); |
367 | void ust_app_global_update_all(struct ltt_ust_session *usess); | |
993578ff JR |
368 | void ust_app_global_update_event_notifier_rules(struct ust_app *app); |
369 | void ust_app_global_update_all_event_notifier_rules(void); | |
91d76f53 | 370 | |
56fff090 | 371 | void ust_app_clean_list(void); |
57703f6e | 372 | int ust_app_ht_alloc(void); |
f6a9efaa | 373 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
ffe60014 | 374 | struct ust_app_stream *ust_app_alloc_stream(void); |
d0b96690 DG |
375 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
376 | int ust_app_recv_notify(int sock); | |
377 | void ust_app_add(struct ust_app *app); | |
378 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 379 | void ust_app_notify_sock_unregister(int sock); |
331744e3 JD |
380 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, |
381 | struct consumer_socket *socket, int send_zero_data); | |
fb9a95c4 JG |
382 | enum lttng_error_code ust_app_snapshot_record( |
383 | const struct ltt_ust_session *usess, | |
348a81dc | 384 | const struct consumer_output *output, int wait, |
d07ceecd | 385 | uint64_t nb_packets_per_stream); |
16f35901 | 386 | uint64_t ust_app_get_size_one_more_packet_per_stream( |
fb9a95c4 | 387 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets); |
f20baf8e | 388 | struct ust_app *ust_app_find_by_sock(int sock); |
fb83fe64 JD |
389 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, |
390 | struct cds_list_head *buffer_reg_uid_list, | |
391 | struct consumer_output *consumer, uint64_t uchan_id, | |
392 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
393 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
394 | struct ltt_ust_channel *uchan, | |
395 | struct consumer_output *consumer, | |
396 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
c2561365 | 397 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess); |
6f6d3b69 | 398 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session); |
d2956687 JG |
399 | enum lttng_error_code ust_app_create_channel_subdirectories( |
400 | const struct ltt_ust_session *session); | |
75018ab6 | 401 | int ust_app_release_object(struct ust_app *app, |
fc4b93fa | 402 | struct lttng_ust_abi_object_data *data); |
4a9b9759 | 403 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session); |
04ed9e10 | 404 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session); |
44d3bd01 | 405 | |
da873412 JR |
406 | int ust_app_setup_event_notifier_group(struct ust_app *app); |
407 | ||
b51ec5b4 MD |
408 | static inline |
409 | int ust_app_supported(void) | |
410 | { | |
411 | return 1; | |
412 | } | |
413 | ||
27a3be48 MD |
414 | bool ust_app_supports_notifiers(const struct ust_app *app); |
415 | bool ust_app_supports_counters(const struct ust_app *app); | |
416 | ||
3faa1e3d JG |
417 | bool ust_app_get(struct ust_app *app); |
418 | void ust_app_put(struct ust_app *app); | |
419 | ||
74d0b642 | 420 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 421 | |
cc920def DG |
422 | static inline |
423 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess) | |
424 | { | |
425 | return 0; | |
426 | } | |
d974f197 | 427 | static inline |
421cb601 DG |
428 | int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app) |
429 | { | |
430 | return 0; | |
431 | } | |
432 | static inline | |
433 | int ust_app_start_trace_all(struct ltt_ust_session *usess) | |
d974f197 | 434 | { |
5cf5d0e7 | 435 | return 0; |
d974f197 | 436 | } |
3bd1e081 | 437 | static inline |
cc920def DG |
438 | int ust_app_stop_trace_all(struct ltt_ust_session *usess) |
439 | { | |
440 | return 0; | |
441 | } | |
442 | static inline | |
b551a063 DG |
443 | int ust_app_list_events(struct lttng_event **events) |
444 | { | |
db7c0497 | 445 | return -ENOSYS; |
b551a063 DG |
446 | } |
447 | static inline | |
da0bdb87 MD |
448 | int ust_app_list_event_fields(struct lttng_event_field **fields) |
449 | { | |
450 | return -ENOSYS; | |
451 | } | |
452 | static inline | |
3bd1e081 MD |
453 | int ust_app_register(struct ust_register_msg *msg, int sock) |
454 | { | |
455 | return -ENOSYS; | |
456 | } | |
457 | static inline | |
fb45065e | 458 | int ust_app_register_done(struct ust_app *app) |
f2ca2e25 GF |
459 | { |
460 | return -ENOSYS; | |
461 | } | |
462 | static inline | |
d0b96690 DG |
463 | int ust_app_version(struct ust_app *app) |
464 | { | |
465 | return -ENOSYS; | |
466 | } | |
467 | static inline | |
3faa1e3d | 468 | void ust_app_unregister_by_socket(int sock) |
3bd1e081 MD |
469 | { |
470 | } | |
471 | static inline | |
3bd1e081 MD |
472 | void ust_app_lock_list(void) |
473 | { | |
474 | } | |
475 | static inline | |
476 | void ust_app_unlock_list(void) | |
477 | { | |
478 | } | |
479 | static inline | |
480 | void ust_app_clean_list(void) | |
481 | { | |
482 | } | |
483 | static inline | |
484 | struct ust_app_list *ust_app_get_list(void) | |
485 | { | |
486 | return NULL; | |
487 | } | |
488 | static inline | |
489 | struct ust_app *ust_app_get_by_pid(pid_t pid) | |
490 | { | |
491 | return NULL; | |
492 | } | |
48842b30 | 493 | static inline |
12a84043 JG |
494 | int ust_app_ht_alloc(void) |
495 | { | |
496 | return 0; | |
497 | } | |
cc920def | 498 | static inline |
3646a051 | 499 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app) |
cc920def DG |
500 | {} |
501 | static inline | |
993578ff JR |
502 | void ust_app_global_update_event_notifier_rules(struct ust_app *app) |
503 | {} | |
504 | static inline | |
505 | void ust_app_global_update_all_event_notifier_rules(void) | |
da873412 JR |
506 | {} |
507 | static inline | |
508 | int ust_app_setup_event_notifier_group(struct ust_app *app) | |
509 | { | |
510 | return 0; | |
511 | } | |
512 | static inline | |
35a9059d | 513 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 514 | struct ltt_ust_channel *uchan) |
d974f197 | 515 | { |
cc920def | 516 | return 0; |
d974f197 | 517 | } |
487cf67c | 518 | static inline |
35a9059d | 519 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 520 | struct ltt_ust_channel *uchan) |
487cf67c | 521 | { |
cc920def DG |
522 | return 0; |
523 | } | |
524 | static inline | |
35a9059d DG |
525 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
526 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) | |
527 | { | |
528 | return 0; | |
529 | } | |
530 | static inline | |
531 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, | |
cc920def DG |
532 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
533 | { | |
534 | return 0; | |
487cf67c | 535 | } |
edb67388 | 536 | static inline |
35a9059d | 537 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 DG |
538 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
539 | { | |
540 | return 0; | |
541 | } | |
55cc08a6 | 542 | static inline |
55cc08a6 DG |
543 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
544 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx) | |
545 | { | |
546 | return 0; | |
547 | } | |
76d45b40 DG |
548 | static inline |
549 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, | |
550 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
551 | pid_t pid) | |
552 | { | |
553 | return 0; | |
554 | } | |
7f79d3a1 | 555 | static inline |
d0b96690 DG |
556 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg) |
557 | { | |
558 | return 0; | |
559 | } | |
560 | static inline | |
561 | int ust_app_recv_notify(int sock) | |
4466912f DG |
562 | { |
563 | return 0; | |
564 | } | |
d0b96690 DG |
565 | static inline |
566 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock) | |
567 | { | |
568 | return NULL; | |
569 | } | |
570 | static inline | |
571 | void ust_app_add(struct ust_app *app) | |
572 | { | |
573 | } | |
d88aee68 DG |
574 | static inline |
575 | void ust_app_notify_sock_unregister(int sock) | |
576 | { | |
577 | } | |
331744e3 JD |
578 | static inline |
579 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, | |
580 | struct consumer_socket *socket, int send_zero_data) | |
581 | { | |
582 | return 0; | |
583 | } | |
f45e313d | 584 | static inline |
9a654598 | 585 | enum lttng_error_code ust_app_snapshot_record(struct ltt_ust_session *usess, |
3637639a | 586 | const struct consumer_output *output, int wait, uint64_t max_stream_size) |
5c786ded JD |
587 | { |
588 | return 0; | |
589 | } | |
590 | static inline | |
591 | unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess) | |
6dc3064a DG |
592 | { |
593 | return 0; | |
594 | } | |
533a90fb FD |
595 | static inline |
596 | void ust_app_update_event_notifier_error_count( | |
597 | struct lttng_trigger *lttng_trigger) | |
598 | { | |
599 | return; | |
600 | } | |
b51ec5b4 MD |
601 | static inline |
602 | int ust_app_supported(void) | |
603 | { | |
604 | return 0; | |
605 | } | |
f20baf8e | 606 | static inline |
27a3be48 MD |
607 | bool ust_app_supports_notifiers(const struct ust_app *app) |
608 | { | |
609 | return false; | |
610 | } | |
611 | static inline | |
612 | bool ust_app_supports_counters(const struct ust_app *app) | |
613 | { | |
614 | return false; | |
615 | } | |
616 | static inline | |
f20baf8e DG |
617 | struct ust_app *ust_app_find_by_sock(int sock) |
618 | { | |
619 | return NULL; | |
620 | } | |
95b1d17c DG |
621 | static inline |
622 | struct ust_app *ust_app_find_by_pid(pid_t pid) | |
623 | { | |
624 | return NULL; | |
625 | } | |
16f35901 JG |
626 | static inline |
627 | uint64_t ust_app_get_size_one_more_packet_per_stream( | |
1f4fc770 | 628 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets) { |
16f35901 JG |
629 | return 0; |
630 | } | |
fb83fe64 JD |
631 | static inline |
632 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, | |
633 | struct cds_list_head *buffer_reg_uid_list, | |
634 | struct consumer_output *consumer, int overwrite, | |
635 | uint64_t uchan_id, uint64_t *discarded, uint64_t *lost) | |
636 | { | |
637 | return 0; | |
638 | } | |
639 | ||
640 | static inline | |
641 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
642 | struct ltt_ust_channel *uchan, | |
643 | struct consumer_output *consumer, | |
644 | int overwrite, uint64_t *discarded, uint64_t *lost) | |
645 | { | |
646 | return 0; | |
647 | } | |
b51ec5b4 | 648 | |
6f698634 JG |
649 | static inline |
650 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess) | |
651 | { | |
652 | return 0; | |
653 | } | |
654 | ||
5c408ad8 | 655 | static inline |
d5a1b7aa | 656 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session) |
5c408ad8 JD |
657 | { |
658 | return 0; | |
659 | } | |
660 | ||
d2956687 JG |
661 | static inline |
662 | enum lttng_error_code ust_app_create_channel_subdirectories( | |
663 | const struct ltt_ust_session *session) | |
664 | { | |
665 | return 0; | |
666 | } | |
667 | ||
75018ab6 | 668 | static inline |
fc4b93fa | 669 | int ust_app_release_object(struct ust_app *app, struct lttng_ust_abi_object_data *data) |
75018ab6 JG |
670 | { |
671 | return 0; | |
672 | } | |
673 | ||
4a9b9759 MD |
674 | static inline |
675 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session) | |
676 | { | |
677 | return 0; | |
678 | } | |
679 | ||
04ed9e10 JG |
680 | static inline |
681 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session) | |
682 | { | |
683 | return 0; | |
684 | } | |
685 | ||
3faa1e3d JG |
686 | static inline |
687 | void ust_app_get(struct ust_app *app) | |
688 | { | |
689 | } | |
690 | ||
691 | static inline | |
692 | void ust_app_put(struct ust_app *app) | |
693 | { | |
694 | } | |
695 | ||
74d0b642 | 696 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 697 | |
f6a9efaa | 698 | #endif /* _LTT_UST_APP_H */ |