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