Commit | Line | Data |
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91d76f53 | 1 | /* |
21cf9b6b | 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; |
51755dc8 | 45 | const struct lttng_event_exclusion *exclusion; |
18eace3b DG |
46 | }; |
47 | ||
099e26bd DG |
48 | /* |
49 | * Application registration data structure. | |
50 | */ | |
51 | struct ust_register_msg { | |
b623cb6a | 52 | enum lttng_ust_ctl_socket_type type; |
099e26bd DG |
53 | uint32_t major; |
54 | uint32_t minor; | |
d0b96690 DG |
55 | uint32_t abi_major; |
56 | uint32_t abi_minor; | |
099e26bd DG |
57 | pid_t pid; |
58 | pid_t ppid; | |
59 | uid_t uid; | |
60 | gid_t gid; | |
0df502fd | 61 | uint32_t bits_per_long; |
d0b96690 DG |
62 | uint32_t uint8_t_alignment; |
63 | uint32_t uint16_t_alignment; | |
64 | uint32_t uint32_t_alignment; | |
65 | uint32_t uint64_t_alignment; | |
66 | uint32_t long_alignment; | |
67 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
68 | char name[LTTNG_UST_ABI_PROCNAME_LEN]; | |
099e26bd DG |
69 | }; |
70 | ||
48842b30 | 71 | /* |
852d0037 DG |
72 | * Global applications HT used by the session daemon. This table is indexed by |
73 | * PID using the pid_n node and pid value of an ust_app. | |
48842b30 | 74 | */ |
44cdb3a2 | 75 | extern struct lttng_ht *ust_app_ht; |
f6a9efaa | 76 | |
852d0037 DG |
77 | /* |
78 | * Global applications HT used by the session daemon. This table is indexed by | |
79 | * socket using the sock_n node and sock value of an ust_app. | |
12e22e8d JG |
80 | * |
81 | * The 'sock' in question here is the 'command' socket. | |
852d0037 | 82 | */ |
44cdb3a2 | 83 | extern struct lttng_ht *ust_app_ht_by_sock; |
91d76f53 | 84 | |
d0b96690 DG |
85 | /* |
86 | * Global applications HT used by the session daemon. This table is indexed by | |
87 | * socket using the notify_sock_n node and notify_sock value of an ust_app. | |
88 | */ | |
44cdb3a2 | 89 | extern struct lttng_ht *ust_app_ht_by_notify_sock; |
d0b96690 | 90 | |
030a66fa DG |
91 | /* Stream list containing ust_app_stream. */ |
92 | struct ust_app_stream_list { | |
93 | unsigned int count; | |
94 | struct cds_list_head head; | |
95 | }; | |
96 | ||
55cc08a6 DG |
97 | struct ust_app_ctx { |
98 | int handle; | |
bdf64013 | 99 | struct lttng_ust_context_attr ctx; |
fc4b93fa | 100 | struct lttng_ust_abi_object_data *obj; |
bec39940 | 101 | struct lttng_ht_node_ulong node; |
31746f93 | 102 | struct cds_list_head list; |
55cc08a6 DG |
103 | }; |
104 | ||
48842b30 DG |
105 | struct ust_app_event { |
106 | int enabled; | |
107 | int handle; | |
fc4b93fa MD |
108 | struct lttng_ust_abi_object_data *obj; |
109 | struct lttng_ust_abi_event attr; | |
110 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; | |
bec39940 | 111 | struct lttng_ht_node_str node; |
2b00d462 | 112 | struct lttng_bytecode *filter; |
51755dc8 | 113 | struct lttng_event_exclusion *exclusion; |
48842b30 DG |
114 | }; |
115 | ||
993578ff JR |
116 | struct ust_app_event_notifier_rule { |
117 | int enabled; | |
533a90fb | 118 | uint64_t error_counter_index; |
993578ff | 119 | int handle; |
fc4b93fa | 120 | struct lttng_ust_abi_object_data *obj; |
993578ff | 121 | /* Holds a strong reference. */ |
267d66aa | 122 | struct lttng_trigger *trigger; |
993578ff JR |
123 | /* Unique ID returned by the tracer to identify this event notifier. */ |
124 | uint64_t token; | |
125 | struct lttng_ht_node_u64 node; | |
267d66aa | 126 | /* The trigger object owns the filter. */ |
2b00d462 | 127 | const struct lttng_bytecode *filter; |
993578ff JR |
128 | /* Owned by this. */ |
129 | struct lttng_event_exclusion *exclusion; | |
130 | /* For delayed reclaim. */ | |
131 | struct rcu_head rcu_head; | |
132 | }; | |
133 | ||
030a66fa DG |
134 | struct ust_app_stream { |
135 | int handle; | |
136 | char pathname[PATH_MAX]; | |
137 | /* Format is %s_%d respectively channel name and CPU number. */ | |
138 | char name[DEFAULT_STREAM_NAME_LEN]; | |
fc4b93fa | 139 | struct lttng_ust_abi_object_data *obj; |
030a66fa DG |
140 | /* Using a list of streams to keep order. */ |
141 | struct cds_list_head list; | |
142 | }; | |
143 | ||
48842b30 DG |
144 | struct ust_app_channel { |
145 | int enabled; | |
146 | int handle; | |
ffe60014 DG |
147 | /* Channel and streams were sent to the UST tracer. */ |
148 | int is_sent; | |
dda154b8 JG |
149 | /* |
150 | * Unique key used to identify the channel on the consumer side. | |
151 | * 0 is a reserved 'invalid' value used to indicate that the consumer | |
a9577b76 | 152 | * does not know about this channel (i.e. an error occurred). |
dda154b8 | 153 | */ |
d88aee68 | 154 | uint64_t key; |
7972aab2 DG |
155 | /* Id of the tracing channel set on creation. */ |
156 | uint64_t tracing_channel_id; | |
ffe60014 DG |
157 | /* Number of stream that this channel is expected to receive. */ |
158 | unsigned int expected_stream_count; | |
fc4b93fa MD |
159 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; |
160 | struct lttng_ust_abi_object_data *obj; | |
b623cb6a | 161 | struct lttng_ust_ctl_consumer_channel_attr attr; |
030a66fa | 162 | struct ust_app_stream_list streams; |
d0b96690 DG |
163 | /* Session pointer that owns this object. */ |
164 | struct ust_app_session *session; | |
31746f93 DG |
165 | /* |
166 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
167 | * so we are able to enable them on the tracer side in the same order the | |
168 | * user added them. | |
169 | */ | |
bec39940 | 170 | struct lttng_ht *ctx; |
31746f93 DG |
171 | struct cds_list_head ctx_list; |
172 | ||
bec39940 | 173 | struct lttng_ht *events; |
1624d5b7 JD |
174 | uint64_t tracefile_size; |
175 | uint64_t tracefile_count; | |
e9404c27 | 176 | uint64_t monitor_timer_interval; |
d0b96690 DG |
177 | /* |
178 | * Node indexed by channel name in the channels' hash table of a session. | |
179 | */ | |
bec39940 | 180 | struct lttng_ht_node_str node; |
d0b96690 DG |
181 | /* |
182 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
183 | * ust_objd hash table in the ust_app object. | |
184 | */ | |
185 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
186 | /* For delayed reclaim */ |
187 | struct rcu_head rcu_head; | |
48842b30 DG |
188 | }; |
189 | ||
190 | struct ust_app_session { | |
d0b96690 DG |
191 | /* |
192 | * Lock protecting this session's ust app interaction. Held | |
193 | * across command send/recv to/from app. Never nests within the | |
194 | * session registry lock. | |
195 | */ | |
196 | pthread_mutex_t lock; | |
197 | ||
48842b30 | 198 | int enabled; |
8be98f9a MD |
199 | /* started: has the session been in started state at any time ? */ |
200 | int started; /* allows detection of start vs restart. */ | |
a991f516 | 201 | int handle; /* used has unique identifier for app session */ |
7972aab2 | 202 | |
b161602a MD |
203 | bool deleted; /* Session deleted flag. Check with lock held. */ |
204 | ||
7972aab2 DG |
205 | /* |
206 | * Tracing session ID. Multiple ust app session can have the same tracing | |
207 | * session id making this value NOT unique to the object. | |
208 | */ | |
d9bf3ca4 | 209 | uint64_t tracing_id; |
7972aab2 | 210 | uint64_t id; /* Unique session identifier */ |
bec39940 | 211 | struct lttng_ht *channels; /* Registered channels */ |
d9bf3ca4 | 212 | struct lttng_ht_node_u64 node; |
10b56aef MD |
213 | /* |
214 | * Node indexed by UST session object descriptor (handle). Stored in the | |
215 | * ust_sessions_objd hash table in the ust_app object. | |
216 | */ | |
217 | struct lttng_ht_node_ulong ust_objd_node; | |
d2956687 | 218 | /* Starts with 'ust'; no leading slash. */ |
bec39940 | 219 | char path[PATH_MAX]; |
7972aab2 | 220 | /* UID/GID of the application owning the session */ |
470cc211 | 221 | struct lttng_credentials real_credentials; |
7972aab2 | 222 | /* Effective UID and GID. Same as the tracing session. */ |
470cc211 | 223 | struct lttng_credentials effective_credentials; |
d42f20df | 224 | struct cds_list_head teardown_node; |
d88aee68 DG |
225 | /* |
226 | * Once at least *one* session is created onto the application, the | |
227 | * corresponding consumer is set so we can use it on unregistration. | |
228 | */ | |
229 | struct consumer_output *consumer; | |
7972aab2 DG |
230 | enum lttng_buffer_type buffer_type; |
231 | /* ABI of the session. Same value as the application. */ | |
232 | uint32_t bits_per_long; | |
36b588ed MD |
233 | /* For delayed reclaim */ |
234 | struct rcu_head rcu_head; | |
2bba9e53 DG |
235 | /* If the channel's streams have to be outputed or not. */ |
236 | unsigned int output_traces; | |
ecc48a90 | 237 | unsigned int live_timer_interval; /* usec */ |
ad7a9107 DG |
238 | |
239 | /* Metadata channel attributes. */ | |
b623cb6a | 240 | struct lttng_ust_ctl_consumer_channel_attr metadata_attr; |
d7ba1388 | 241 | |
3d071855 | 242 | char root_shm_path[PATH_MAX]; |
d7ba1388 | 243 | char shm_path[PATH_MAX]; |
48842b30 DG |
244 | }; |
245 | ||
f6a9efaa DG |
246 | /* |
247 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 248 | * and a linked list is kept of all running traceable app. |
91d76f53 | 249 | */ |
56fff090 | 250 | struct ust_app { |
852d0037 | 251 | int sock; |
fb45065e MD |
252 | pthread_mutex_t sock_lock; /* Protects sock protocol. */ |
253 | ||
d0b96690 | 254 | int notify_sock; |
852d0037 | 255 | pid_t pid; |
099e26bd DG |
256 | pid_t ppid; |
257 | uid_t uid; /* User ID that owns the apps */ | |
aea829b3 | 258 | gid_t gid; /* Group ID that owns the apps */ |
d0b96690 DG |
259 | |
260 | /* App ABI */ | |
261 | uint32_t bits_per_long; | |
262 | uint32_t uint8_t_alignment; | |
263 | uint32_t uint16_t_alignment; | |
264 | uint32_t uint32_t_alignment; | |
265 | uint32_t uint64_t_alignment; | |
266 | uint32_t long_alignment; | |
267 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ | |
268 | ||
e0c7ec2b DG |
269 | int compatible; /* If the lttng-ust tracer version does not match the |
270 | supported version of the session daemon, this flag is | |
271 | set to 0 (NOT compatible) else 1. */ | |
fc4b93fa | 272 | struct lttng_ust_abi_tracer_version version; |
d0b96690 DG |
273 | uint32_t v_major; /* Version major number */ |
274 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
275 | /* Extra for the NULL byte. */ |
276 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
277 | /* Type of buffer this application uses. */ |
278 | enum lttng_buffer_type buffer_type; | |
bec39940 | 279 | struct lttng_ht *sessions; |
852d0037 DG |
280 | struct lttng_ht_node_ulong pid_n; |
281 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 282 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
283 | /* |
284 | * This is a list of ust app session that, once the app is going into | |
285 | * teardown mode, in the RCU call, each node in this list is removed and | |
286 | * deleted. | |
287 | * | |
288 | * Element of the list are added when an application unregisters after each | |
289 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
290 | * when a session is destroyed. | |
291 | */ | |
292 | struct cds_list_head teardown_head; | |
d0b96690 DG |
293 | /* |
294 | * Hash table containing ust_app_channel indexed by channel objd. | |
295 | */ | |
296 | struct lttng_ht *ust_objd; | |
10b56aef MD |
297 | /* |
298 | * Hash table containing ust_app_session indexed by objd. | |
299 | */ | |
300 | struct lttng_ht *ust_sessions_objd; | |
022d91ba | 301 | |
f20baf8e | 302 | /* |
022d91ba DG |
303 | * If this application is of the agent domain and this is non negative then |
304 | * a lookup MUST be done to acquire a read side reference to the | |
305 | * corresponding agent app object. If the lookup fails, this should be set | |
306 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 307 | */ |
022d91ba | 308 | int agent_app_sock; |
940c4592 JR |
309 | /* |
310 | * Time at which the app is registred. | |
311 | * Used for path creation | |
312 | */ | |
313 | time_t registration_time; | |
da873412 JR |
314 | /* |
315 | * Event notifier | |
316 | */ | |
317 | struct { | |
318 | /* | |
319 | * Handle to the lttng_ust object representing the event | |
320 | * notifier group. | |
321 | */ | |
fc4b93fa | 322 | struct lttng_ust_abi_object_data *object; |
da873412 | 323 | struct lttng_pipe *event_pipe; |
533a90fb FD |
324 | struct lttng_ust_abi_object_data *counter; |
325 | struct lttng_ust_abi_object_data **counter_cpu; | |
326 | int nr_counter_cpu; | |
da873412 | 327 | } event_notifier_group; |
993578ff JR |
328 | /* |
329 | * Hashtable indexing the application's event notifier rule's | |
330 | * (ust_app_event_notifier_rule) by their token's value. | |
331 | */ | |
332 | struct lttng_ht *token_to_event_notifier_rule_ht; | |
91d76f53 DG |
333 | }; |
334 | ||
74d0b642 | 335 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 336 | |
56fff090 | 337 | int ust_app_register(struct ust_register_msg *msg, int sock); |
fb45065e | 338 | int ust_app_register_done(struct ust_app *app); |
d0b96690 | 339 | int ust_app_version(struct ust_app *app); |
56fff090 | 340 | void ust_app_unregister(int sock); |
421cb601 | 341 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 342 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 343 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 344 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 345 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d DG |
346 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
347 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
348 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, | |
78f0bacd | 349 | struct ltt_ust_channel *uchan); |
35a9059d | 350 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 351 | struct ltt_ust_channel *uchan); |
35a9059d | 352 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 | 353 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); |
35a9059d DG |
354 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
355 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
55cc08a6 DG |
356 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
357 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx); | |
a9ad0c8f MD |
358 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app); |
359 | void ust_app_global_update_all(struct ltt_ust_session *usess); | |
993578ff JR |
360 | void ust_app_global_update_event_notifier_rules(struct ust_app *app); |
361 | void ust_app_global_update_all_event_notifier_rules(void); | |
91d76f53 | 362 | |
56fff090 | 363 | void ust_app_clean_list(void); |
57703f6e | 364 | int ust_app_ht_alloc(void); |
f6a9efaa | 365 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
ffe60014 | 366 | struct ust_app_stream *ust_app_alloc_stream(void); |
d0b96690 DG |
367 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
368 | int ust_app_recv_notify(int sock); | |
369 | void ust_app_add(struct ust_app *app); | |
370 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 371 | void ust_app_notify_sock_unregister(int sock); |
331744e3 JD |
372 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, |
373 | struct consumer_socket *socket, int send_zero_data); | |
f45e313d | 374 | void ust_app_destroy(struct ust_app *app); |
fb9a95c4 JG |
375 | enum lttng_error_code ust_app_snapshot_record( |
376 | const struct ltt_ust_session *usess, | |
348a81dc | 377 | const struct consumer_output *output, int wait, |
d07ceecd | 378 | uint64_t nb_packets_per_stream); |
16f35901 | 379 | uint64_t ust_app_get_size_one_more_packet_per_stream( |
fb9a95c4 | 380 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets); |
f20baf8e | 381 | struct ust_app *ust_app_find_by_sock(int sock); |
fb83fe64 JD |
382 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, |
383 | struct cds_list_head *buffer_reg_uid_list, | |
384 | struct consumer_output *consumer, uint64_t uchan_id, | |
385 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
386 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
387 | struct ltt_ust_channel *uchan, | |
388 | struct consumer_output *consumer, | |
389 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
c2561365 | 390 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess); |
6f6d3b69 | 391 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session); |
d2956687 JG |
392 | enum lttng_error_code ust_app_create_channel_subdirectories( |
393 | const struct ltt_ust_session *session); | |
75018ab6 | 394 | int ust_app_release_object(struct ust_app *app, |
fc4b93fa | 395 | struct lttng_ust_abi_object_data *data); |
4a9b9759 | 396 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session); |
04ed9e10 | 397 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session); |
44d3bd01 | 398 | |
da873412 JR |
399 | int ust_app_setup_event_notifier_group(struct ust_app *app); |
400 | ||
b51ec5b4 MD |
401 | static inline |
402 | int ust_app_supported(void) | |
403 | { | |
404 | return 1; | |
405 | } | |
406 | ||
783db316 MD |
407 | bool ust_app_supports_notifiers(const struct ust_app *app); |
408 | bool ust_app_supports_counters(const struct ust_app *app); | |
409 | ||
74d0b642 | 410 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 411 | |
cc920def DG |
412 | static inline |
413 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess) | |
414 | { | |
415 | return 0; | |
416 | } | |
d974f197 | 417 | static inline |
421cb601 DG |
418 | int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app) |
419 | { | |
420 | return 0; | |
421 | } | |
422 | static inline | |
423 | int ust_app_start_trace_all(struct ltt_ust_session *usess) | |
d974f197 | 424 | { |
5cf5d0e7 | 425 | return 0; |
d974f197 | 426 | } |
3bd1e081 | 427 | static inline |
cc920def DG |
428 | int ust_app_stop_trace_all(struct ltt_ust_session *usess) |
429 | { | |
430 | return 0; | |
431 | } | |
432 | static inline | |
b551a063 DG |
433 | int ust_app_list_events(struct lttng_event **events) |
434 | { | |
db7c0497 | 435 | return -ENOSYS; |
b551a063 DG |
436 | } |
437 | static inline | |
da0bdb87 MD |
438 | int ust_app_list_event_fields(struct lttng_event_field **fields) |
439 | { | |
440 | return -ENOSYS; | |
441 | } | |
442 | static inline | |
3bd1e081 MD |
443 | int ust_app_register(struct ust_register_msg *msg, int sock) |
444 | { | |
445 | return -ENOSYS; | |
446 | } | |
447 | static inline | |
fb45065e | 448 | int ust_app_register_done(struct ust_app *app) |
f2ca2e25 GF |
449 | { |
450 | return -ENOSYS; | |
451 | } | |
452 | static inline | |
d0b96690 DG |
453 | int ust_app_version(struct ust_app *app) |
454 | { | |
455 | return -ENOSYS; | |
456 | } | |
457 | static inline | |
3bd1e081 MD |
458 | void ust_app_unregister(int sock) |
459 | { | |
460 | } | |
461 | static inline | |
3bd1e081 MD |
462 | void ust_app_clean_list(void) |
463 | { | |
464 | } | |
465 | static inline | |
466 | struct ust_app_list *ust_app_get_list(void) | |
467 | { | |
468 | return NULL; | |
469 | } | |
470 | static inline | |
471 | struct ust_app *ust_app_get_by_pid(pid_t pid) | |
472 | { | |
473 | return NULL; | |
474 | } | |
48842b30 | 475 | static inline |
12a84043 JG |
476 | int ust_app_ht_alloc(void) |
477 | { | |
478 | return 0; | |
479 | } | |
cc920def | 480 | static inline |
3646a051 | 481 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app) |
cc920def DG |
482 | {} |
483 | static inline | |
993578ff JR |
484 | void ust_app_global_update_event_notifier_rules(struct ust_app *app) |
485 | {} | |
486 | static inline | |
487 | void ust_app_global_update_all_event_notifier_rules(void) | |
da873412 JR |
488 | {} |
489 | static inline | |
490 | int ust_app_setup_event_notifier_group(struct ust_app *app) | |
491 | { | |
492 | return 0; | |
493 | } | |
494 | static inline | |
35a9059d | 495 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 496 | struct ltt_ust_channel *uchan) |
d974f197 | 497 | { |
cc920def | 498 | return 0; |
d974f197 | 499 | } |
487cf67c | 500 | static inline |
35a9059d | 501 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
cc920def | 502 | struct ltt_ust_channel *uchan) |
487cf67c | 503 | { |
cc920def DG |
504 | return 0; |
505 | } | |
506 | static inline | |
35a9059d DG |
507 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
508 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) | |
509 | { | |
510 | return 0; | |
511 | } | |
512 | static inline | |
513 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, | |
cc920def DG |
514 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
515 | { | |
516 | return 0; | |
487cf67c | 517 | } |
edb67388 | 518 | static inline |
35a9059d | 519 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 DG |
520 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent) |
521 | { | |
522 | return 0; | |
523 | } | |
55cc08a6 | 524 | static inline |
55cc08a6 DG |
525 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
526 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx) | |
527 | { | |
528 | return 0; | |
529 | } | |
76d45b40 DG |
530 | static inline |
531 | int ust_app_enable_event_pid(struct ltt_ust_session *usess, | |
532 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent, | |
533 | pid_t pid) | |
534 | { | |
535 | return 0; | |
536 | } | |
7f79d3a1 | 537 | static inline |
d0b96690 DG |
538 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg) |
539 | { | |
540 | return 0; | |
541 | } | |
542 | static inline | |
543 | int ust_app_recv_notify(int sock) | |
4466912f DG |
544 | { |
545 | return 0; | |
546 | } | |
d0b96690 DG |
547 | static inline |
548 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock) | |
549 | { | |
550 | return NULL; | |
551 | } | |
552 | static inline | |
553 | void ust_app_add(struct ust_app *app) | |
554 | { | |
555 | } | |
d88aee68 DG |
556 | static inline |
557 | void ust_app_notify_sock_unregister(int sock) | |
558 | { | |
559 | } | |
331744e3 JD |
560 | static inline |
561 | ssize_t ust_app_push_metadata(struct ust_registry_session *registry, | |
562 | struct consumer_socket *socket, int send_zero_data) | |
563 | { | |
564 | return 0; | |
565 | } | |
f45e313d DG |
566 | static inline |
567 | void ust_app_destroy(struct ust_app *app) | |
568 | { | |
569 | return; | |
570 | } | |
6dc3064a | 571 | static inline |
9a654598 | 572 | enum lttng_error_code ust_app_snapshot_record(struct ltt_ust_session *usess, |
3637639a | 573 | const struct consumer_output *output, int wait, uint64_t max_stream_size) |
5c786ded | 574 | { |
7966af57 | 575 | return LTTNG_ERR_UNK; |
5c786ded JD |
576 | } |
577 | static inline | |
578 | unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess) | |
6dc3064a DG |
579 | { |
580 | return 0; | |
581 | } | |
533a90fb FD |
582 | static inline |
583 | void ust_app_update_event_notifier_error_count( | |
584 | struct lttng_trigger *lttng_trigger) | |
585 | { | |
586 | return; | |
587 | } | |
b51ec5b4 MD |
588 | static inline |
589 | int ust_app_supported(void) | |
590 | { | |
591 | return 0; | |
592 | } | |
f20baf8e | 593 | static inline |
783db316 MD |
594 | bool ust_app_supports_notifiers(const struct ust_app *app) |
595 | { | |
596 | return false; | |
597 | } | |
598 | static inline | |
599 | bool ust_app_supports_counters(const struct ust_app *app) | |
600 | { | |
601 | return false; | |
602 | } | |
603 | static inline | |
f20baf8e DG |
604 | struct ust_app *ust_app_find_by_sock(int sock) |
605 | { | |
606 | return NULL; | |
607 | } | |
95b1d17c DG |
608 | static inline |
609 | struct ust_app *ust_app_find_by_pid(pid_t pid) | |
610 | { | |
611 | return NULL; | |
612 | } | |
16f35901 JG |
613 | static inline |
614 | uint64_t ust_app_get_size_one_more_packet_per_stream( | |
1f4fc770 | 615 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets) { |
16f35901 JG |
616 | return 0; |
617 | } | |
fb83fe64 JD |
618 | static inline |
619 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, | |
620 | struct cds_list_head *buffer_reg_uid_list, | |
621 | struct consumer_output *consumer, int overwrite, | |
622 | uint64_t uchan_id, uint64_t *discarded, uint64_t *lost) | |
623 | { | |
624 | return 0; | |
625 | } | |
626 | ||
627 | static inline | |
628 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
629 | struct ltt_ust_channel *uchan, | |
630 | struct consumer_output *consumer, | |
631 | int overwrite, uint64_t *discarded, uint64_t *lost) | |
632 | { | |
633 | return 0; | |
634 | } | |
b51ec5b4 | 635 | |
6f698634 JG |
636 | static inline |
637 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess) | |
638 | { | |
639 | return 0; | |
640 | } | |
641 | ||
5c408ad8 | 642 | static inline |
d5a1b7aa | 643 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session) |
5c408ad8 | 644 | { |
7966af57 | 645 | return LTTNG_ERR_UNK; |
5c408ad8 JD |
646 | } |
647 | ||
d2956687 JG |
648 | static inline |
649 | enum lttng_error_code ust_app_create_channel_subdirectories( | |
650 | const struct ltt_ust_session *session) | |
651 | { | |
7966af57 | 652 | return LTTNG_ERR_UNK; |
d2956687 JG |
653 | } |
654 | ||
75018ab6 | 655 | static inline |
fc4b93fa | 656 | int ust_app_release_object(struct ust_app *app, struct lttng_ust_abi_object_data *data) |
75018ab6 JG |
657 | { |
658 | return 0; | |
659 | } | |
660 | ||
4a9b9759 MD |
661 | static inline |
662 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session) | |
663 | { | |
7966af57 | 664 | return LTTNG_ERR_UNK; |
4a9b9759 MD |
665 | } |
666 | ||
04ed9e10 JG |
667 | static inline |
668 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session) | |
669 | { | |
7966af57 | 670 | return LTTNG_ERR_UNK; |
04ed9e10 JG |
671 | } |
672 | ||
74d0b642 | 673 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 674 | |
f6a9efaa | 675 | #endif /* _LTT_UST_APP_H */ |