Commit | Line | Data |
---|---|---|
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 | |
c9e313bc | 14 | #include <common/index-allocator.hpp> |
d7bfb9b0 | 15 | #include <common/format.hpp> |
c9e313bc | 16 | #include <common/uuid.hpp> |
f20baf8e | 17 | |
c9e313bc SM |
18 | #include "trace-ust.hpp" |
19 | #include "ust-registry.hpp" | |
20 | #include "session.hpp" | |
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; |
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; | |
dda154b8 JG |
148 | /* |
149 | * Unique key used to identify the channel on the consumer side. | |
150 | * 0 is a reserved 'invalid' value used to indicate that the consumer | |
a9577b76 | 151 | * does not know about this channel (i.e. an error occurred). |
dda154b8 | 152 | */ |
d88aee68 | 153 | uint64_t key; |
7972aab2 DG |
154 | /* Id of the tracing channel set on creation. */ |
155 | uint64_t tracing_channel_id; | |
ffe60014 DG |
156 | /* Number of stream that this channel is expected to receive. */ |
157 | unsigned int expected_stream_count; | |
fc4b93fa MD |
158 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; |
159 | struct lttng_ust_abi_object_data *obj; | |
b623cb6a | 160 | struct lttng_ust_ctl_consumer_channel_attr attr; |
030a66fa | 161 | struct ust_app_stream_list streams; |
d0b96690 DG |
162 | /* Session pointer that owns this object. */ |
163 | struct ust_app_session *session; | |
31746f93 DG |
164 | /* |
165 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
166 | * so we are able to enable them on the tracer side in the same order the | |
167 | * user added them. | |
168 | */ | |
bec39940 | 169 | struct lttng_ht *ctx; |
31746f93 DG |
170 | struct cds_list_head ctx_list; |
171 | ||
bec39940 | 172 | struct lttng_ht *events; |
1624d5b7 JD |
173 | uint64_t tracefile_size; |
174 | uint64_t tracefile_count; | |
e9404c27 | 175 | uint64_t monitor_timer_interval; |
d0b96690 DG |
176 | /* |
177 | * Node indexed by channel name in the channels' hash table of a session. | |
178 | */ | |
bec39940 | 179 | struct lttng_ht_node_str node; |
d0b96690 DG |
180 | /* |
181 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
182 | * ust_objd hash table in the ust_app object. | |
183 | */ | |
184 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
185 | /* For delayed reclaim */ |
186 | struct rcu_head rcu_head; | |
48842b30 DG |
187 | }; |
188 | ||
189 | struct ust_app_session { | |
d0b96690 DG |
190 | /* |
191 | * Lock protecting this session's ust app interaction. Held | |
192 | * across command send/recv to/from app. Never nests within the | |
193 | * session registry lock. | |
194 | */ | |
195 | pthread_mutex_t lock; | |
196 | ||
48842b30 | 197 | int enabled; |
8be98f9a MD |
198 | /* started: has the session been in started state at any time ? */ |
199 | int started; /* allows detection of start vs restart. */ | |
a991f516 | 200 | int handle; /* used has unique identifier for app session */ |
7972aab2 | 201 | |
b161602a MD |
202 | bool deleted; /* Session deleted flag. Check with lock held. */ |
203 | ||
7972aab2 DG |
204 | /* |
205 | * Tracing session ID. Multiple ust app session can have the same tracing | |
206 | * session id making this value NOT unique to the object. | |
207 | */ | |
d9bf3ca4 | 208 | uint64_t tracing_id; |
7972aab2 | 209 | uint64_t id; /* Unique session identifier */ |
bec39940 | 210 | struct lttng_ht *channels; /* Registered channels */ |
d9bf3ca4 | 211 | struct lttng_ht_node_u64 node; |
10b56aef MD |
212 | /* |
213 | * Node indexed by UST session object descriptor (handle). Stored in the | |
214 | * ust_sessions_objd hash table in the ust_app object. | |
215 | */ | |
216 | struct lttng_ht_node_ulong ust_objd_node; | |
d2956687 | 217 | /* Starts with 'ust'; no leading slash. */ |
bec39940 | 218 | char path[PATH_MAX]; |
7972aab2 | 219 | /* UID/GID of the application owning the session */ |
470cc211 | 220 | struct lttng_credentials real_credentials; |
7972aab2 | 221 | /* Effective UID and GID. Same as the tracing session. */ |
470cc211 | 222 | struct lttng_credentials effective_credentials; |
d42f20df | 223 | struct cds_list_head teardown_node; |
d88aee68 DG |
224 | /* |
225 | * Once at least *one* session is created onto the application, the | |
226 | * corresponding consumer is set so we can use it on unregistration. | |
227 | */ | |
228 | struct consumer_output *consumer; | |
7972aab2 DG |
229 | enum lttng_buffer_type buffer_type; |
230 | /* ABI of the session. Same value as the application. */ | |
231 | uint32_t bits_per_long; | |
36b588ed MD |
232 | /* For delayed reclaim */ |
233 | struct rcu_head rcu_head; | |
2bba9e53 DG |
234 | /* If the channel's streams have to be outputed or not. */ |
235 | unsigned int output_traces; | |
ecc48a90 | 236 | unsigned int live_timer_interval; /* usec */ |
ad7a9107 DG |
237 | |
238 | /* Metadata channel attributes. */ | |
b623cb6a | 239 | struct lttng_ust_ctl_consumer_channel_attr metadata_attr; |
d7ba1388 | 240 | |
3d071855 | 241 | char root_shm_path[PATH_MAX]; |
d7ba1388 | 242 | char shm_path[PATH_MAX]; |
48842b30 DG |
243 | }; |
244 | ||
f6a9efaa DG |
245 | /* |
246 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 247 | * and a linked list is kept of all running traceable app. |
91d76f53 | 248 | */ |
56fff090 | 249 | struct ust_app { |
852d0037 | 250 | int sock; |
fb45065e MD |
251 | pthread_mutex_t sock_lock; /* Protects sock protocol. */ |
252 | ||
d0b96690 | 253 | int notify_sock; |
852d0037 | 254 | pid_t pid; |
099e26bd DG |
255 | pid_t ppid; |
256 | uid_t uid; /* User ID that owns the apps */ | |
aea829b3 | 257 | gid_t gid; /* Group ID that owns the apps */ |
d0b96690 | 258 | |
d7bfb9b0 JG |
259 | /* App ABI. */ |
260 | lttng::sessiond::trace::abi abi; | |
d0b96690 | 261 | |
e0c7ec2b DG |
262 | int compatible; /* If the lttng-ust tracer version does not match the |
263 | supported version of the session daemon, this flag is | |
264 | set to 0 (NOT compatible) else 1. */ | |
fc4b93fa | 265 | struct lttng_ust_abi_tracer_version version; |
d0b96690 DG |
266 | uint32_t v_major; /* Version major number */ |
267 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
268 | /* Extra for the NULL byte. */ |
269 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
270 | /* Type of buffer this application uses. */ |
271 | enum lttng_buffer_type buffer_type; | |
bec39940 | 272 | struct lttng_ht *sessions; |
852d0037 DG |
273 | struct lttng_ht_node_ulong pid_n; |
274 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 275 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
276 | /* |
277 | * This is a list of ust app session that, once the app is going into | |
278 | * teardown mode, in the RCU call, each node in this list is removed and | |
279 | * deleted. | |
280 | * | |
281 | * Element of the list are added when an application unregisters after each | |
282 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
283 | * when a session is destroyed. | |
284 | */ | |
285 | struct cds_list_head teardown_head; | |
d0b96690 DG |
286 | /* |
287 | * Hash table containing ust_app_channel indexed by channel objd. | |
288 | */ | |
289 | struct lttng_ht *ust_objd; | |
10b56aef MD |
290 | /* |
291 | * Hash table containing ust_app_session indexed by objd. | |
292 | */ | |
293 | struct lttng_ht *ust_sessions_objd; | |
022d91ba | 294 | |
f20baf8e | 295 | /* |
022d91ba DG |
296 | * If this application is of the agent domain and this is non negative then |
297 | * a lookup MUST be done to acquire a read side reference to the | |
298 | * corresponding agent app object. If the lookup fails, this should be set | |
299 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 300 | */ |
022d91ba | 301 | int agent_app_sock; |
940c4592 JR |
302 | /* |
303 | * Time at which the app is registred. | |
304 | * Used for path creation | |
305 | */ | |
306 | time_t registration_time; | |
da873412 JR |
307 | /* |
308 | * Event notifier | |
309 | */ | |
310 | struct { | |
311 | /* | |
312 | * Handle to the lttng_ust object representing the event | |
313 | * notifier group. | |
314 | */ | |
fc4b93fa | 315 | struct lttng_ust_abi_object_data *object; |
da873412 | 316 | struct lttng_pipe *event_pipe; |
533a90fb FD |
317 | struct lttng_ust_abi_object_data *counter; |
318 | struct lttng_ust_abi_object_data **counter_cpu; | |
319 | int nr_counter_cpu; | |
da873412 | 320 | } event_notifier_group; |
993578ff JR |
321 | /* |
322 | * Hashtable indexing the application's event notifier rule's | |
323 | * (ust_app_event_notifier_rule) by their token's value. | |
324 | */ | |
325 | struct lttng_ht *token_to_event_notifier_rule_ht; | |
91d76f53 DG |
326 | }; |
327 | ||
d7bfb9b0 JG |
328 | template <> |
329 | struct fmt::formatter<ust_app> : fmt::formatter<std::string> { | |
330 | template <typename FormatCtx> | |
331 | typename FormatCtx::iterator format(const ust_app& app, FormatCtx& ctx) | |
332 | { | |
333 | return fmt::format_to(ctx.out(), | |
334 | "{{ procname = `{}`, ppid = {}, pid = {}, uid = {}, gid = {}, version = {}.{}, registration time = {} }}", | |
335 | app.name, app.ppid, app.pid, app.uid, app.gid, app.v_major, | |
336 | app.v_minor, | |
337 | lttng::utils::time_to_iso8601_str(app.registration_time)); | |
338 | } | |
339 | }; | |
340 | ||
341 | ||
74d0b642 | 342 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 343 | |
56fff090 | 344 | int ust_app_register(struct ust_register_msg *msg, int sock); |
fb45065e | 345 | int ust_app_register_done(struct ust_app *app); |
d0b96690 | 346 | int ust_app_version(struct ust_app *app); |
56fff090 | 347 | void ust_app_unregister(int sock); |
421cb601 | 348 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 349 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 350 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 351 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 352 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d DG |
353 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
354 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
355 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, | |
78f0bacd | 356 | struct ltt_ust_channel *uchan); |
35a9059d | 357 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, |
78f0bacd | 358 | struct ltt_ust_channel *uchan); |
35a9059d | 359 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
edb67388 | 360 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); |
35a9059d DG |
361 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
362 | struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent); | |
55cc08a6 DG |
363 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
364 | struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx); | |
a9ad0c8f MD |
365 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app); |
366 | void ust_app_global_update_all(struct ltt_ust_session *usess); | |
993578ff JR |
367 | void ust_app_global_update_event_notifier_rules(struct ust_app *app); |
368 | void ust_app_global_update_all_event_notifier_rules(void); | |
91d76f53 | 369 | |
56fff090 | 370 | void ust_app_clean_list(void); |
57703f6e | 371 | int ust_app_ht_alloc(void); |
f6a9efaa | 372 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
ffe60014 | 373 | struct ust_app_stream *ust_app_alloc_stream(void); |
d0b96690 DG |
374 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
375 | int ust_app_recv_notify(int sock); | |
376 | void ust_app_add(struct ust_app *app); | |
377 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 378 | void ust_app_notify_sock_unregister(int sock); |
d7bfb9b0 JG |
379 | ssize_t ust_app_push_metadata(const ust_registry_session::locked_ptr& registry, |
380 | struct consumer_socket *socket, | |
381 | int send_zero_data); | |
f45e313d | 382 | void ust_app_destroy(struct ust_app *app); |
fb9a95c4 JG |
383 | enum lttng_error_code ust_app_snapshot_record( |
384 | const struct ltt_ust_session *usess, | |
f46376a1 | 385 | const struct consumer_output *output, |
d07ceecd | 386 | uint64_t nb_packets_per_stream); |
16f35901 | 387 | uint64_t ust_app_get_size_one_more_packet_per_stream( |
fb9a95c4 | 388 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets); |
f20baf8e | 389 | struct ust_app *ust_app_find_by_sock(int sock); |
fb83fe64 JD |
390 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, |
391 | struct cds_list_head *buffer_reg_uid_list, | |
392 | struct consumer_output *consumer, uint64_t uchan_id, | |
393 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
394 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
395 | struct ltt_ust_channel *uchan, | |
396 | struct consumer_output *consumer, | |
397 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
c2561365 | 398 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess); |
6f6d3b69 | 399 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session); |
d2956687 JG |
400 | enum lttng_error_code ust_app_create_channel_subdirectories( |
401 | const struct ltt_ust_session *session); | |
75018ab6 | 402 | int ust_app_release_object(struct ust_app *app, |
fc4b93fa | 403 | struct lttng_ust_abi_object_data *data); |
4a9b9759 | 404 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session); |
04ed9e10 | 405 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session); |
44d3bd01 | 406 | |
da873412 JR |
407 | int ust_app_setup_event_notifier_group(struct ust_app *app); |
408 | ||
b51ec5b4 MD |
409 | static inline |
410 | int ust_app_supported(void) | |
411 | { | |
412 | return 1; | |
413 | } | |
414 | ||
783db316 MD |
415 | bool ust_app_supports_notifiers(const struct ust_app *app); |
416 | bool ust_app_supports_counters(const struct ust_app *app); | |
417 | ||
74d0b642 | 418 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 419 | |
cc920def | 420 | static inline |
f46376a1 MJ |
421 | int ust_app_destroy_trace_all( |
422 | struct ltt_ust_session *usess __attribute__((unused))) | |
cc920def DG |
423 | { |
424 | return 0; | |
425 | } | |
f46376a1 | 426 | |
d974f197 | 427 | static inline |
f46376a1 MJ |
428 | int ust_app_start_trace( |
429 | struct ltt_ust_session *usess __attribute__((unused)), | |
430 | struct ust_app *app __attribute__((unused))) | |
421cb601 DG |
431 | { |
432 | return 0; | |
433 | } | |
f46376a1 | 434 | |
421cb601 | 435 | static inline |
f46376a1 MJ |
436 | int ust_app_start_trace_all( |
437 | struct ltt_ust_session *usess __attribute__((unused))) | |
d974f197 | 438 | { |
5cf5d0e7 | 439 | return 0; |
d974f197 | 440 | } |
f46376a1 | 441 | |
3bd1e081 | 442 | static inline |
f46376a1 MJ |
443 | int ust_app_stop_trace_all( |
444 | struct ltt_ust_session *usess __attribute__((unused))) | |
cc920def DG |
445 | { |
446 | return 0; | |
447 | } | |
f46376a1 | 448 | |
cc920def | 449 | static inline |
f46376a1 MJ |
450 | int ust_app_list_events( |
451 | struct lttng_event **events __attribute__((unused))) | |
b551a063 | 452 | { |
db7c0497 | 453 | return -ENOSYS; |
b551a063 | 454 | } |
f46376a1 | 455 | |
b551a063 | 456 | static inline |
f46376a1 MJ |
457 | int ust_app_list_event_fields( |
458 | struct lttng_event_field **fields __attribute__((unused))) | |
da0bdb87 MD |
459 | { |
460 | return -ENOSYS; | |
461 | } | |
f46376a1 | 462 | |
da0bdb87 | 463 | static inline |
f46376a1 MJ |
464 | int ust_app_register( |
465 | struct ust_register_msg *msg __attribute__((unused)), | |
466 | int sock __attribute__((unused))) | |
3bd1e081 MD |
467 | { |
468 | return -ENOSYS; | |
469 | } | |
f46376a1 | 470 | |
3bd1e081 | 471 | static inline |
f46376a1 | 472 | int ust_app_register_done(struct ust_app *app __attribute__((unused))) |
f2ca2e25 GF |
473 | { |
474 | return -ENOSYS; | |
475 | } | |
f46376a1 | 476 | |
f2ca2e25 | 477 | static inline |
f46376a1 | 478 | int ust_app_version(struct ust_app *app __attribute__((unused))) |
d0b96690 DG |
479 | { |
480 | return -ENOSYS; | |
481 | } | |
f46376a1 | 482 | |
d0b96690 | 483 | static inline |
f46376a1 | 484 | void ust_app_unregister(int sock __attribute__((unused))) |
3bd1e081 MD |
485 | { |
486 | } | |
f46376a1 | 487 | |
3bd1e081 | 488 | static inline |
3bd1e081 MD |
489 | void ust_app_clean_list(void) |
490 | { | |
491 | } | |
f46376a1 | 492 | |
3bd1e081 MD |
493 | static inline |
494 | struct ust_app_list *ust_app_get_list(void) | |
495 | { | |
496 | return NULL; | |
497 | } | |
f46376a1 | 498 | |
3bd1e081 | 499 | static inline |
f46376a1 | 500 | struct ust_app *ust_app_get_by_pid(pid_t pid __attribute__((unused))) |
3bd1e081 MD |
501 | { |
502 | return NULL; | |
503 | } | |
f46376a1 | 504 | |
48842b30 | 505 | static inline |
12a84043 JG |
506 | int ust_app_ht_alloc(void) |
507 | { | |
508 | return 0; | |
509 | } | |
f46376a1 | 510 | |
cc920def | 511 | static inline |
f46376a1 MJ |
512 | void ust_app_global_update( |
513 | struct ltt_ust_session *usess __attribute__((unused)), | |
514 | struct ust_app *app __attribute__((unused))) | |
cc920def | 515 | {} |
f46376a1 | 516 | |
cc920def | 517 | static inline |
f46376a1 MJ |
518 | void ust_app_global_update_event_notifier_rules( |
519 | struct ust_app *app __attribute__((unused))) | |
993578ff | 520 | {} |
f46376a1 | 521 | |
993578ff JR |
522 | static inline |
523 | void ust_app_global_update_all_event_notifier_rules(void) | |
da873412 | 524 | {} |
f46376a1 | 525 | |
da873412 | 526 | static inline |
f46376a1 MJ |
527 | int ust_app_setup_event_notifier_group( |
528 | struct ust_app *app __attribute__((unused))) | |
da873412 JR |
529 | { |
530 | return 0; | |
531 | } | |
f46376a1 | 532 | |
da873412 | 533 | static inline |
f46376a1 MJ |
534 | int ust_app_disable_channel_glb( |
535 | struct ltt_ust_session *usess __attribute__((unused)), | |
536 | struct ltt_ust_channel *uchan __attribute__((unused))) | |
d974f197 | 537 | { |
cc920def | 538 | return 0; |
d974f197 | 539 | } |
f46376a1 | 540 | |
487cf67c | 541 | static inline |
f46376a1 MJ |
542 | int ust_app_enable_channel_glb( |
543 | struct ltt_ust_session *usess __attribute__((unused)), | |
544 | struct ltt_ust_channel *uchan __attribute__((unused))) | |
487cf67c | 545 | { |
cc920def DG |
546 | return 0; |
547 | } | |
f46376a1 | 548 | |
cc920def | 549 | static inline |
f46376a1 MJ |
550 | int ust_app_create_event_glb( |
551 | struct ltt_ust_session *usess __attribute__((unused)), | |
552 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
553 | struct ltt_ust_event *uevent __attribute__((unused))) | |
35a9059d DG |
554 | { |
555 | return 0; | |
556 | } | |
f46376a1 | 557 | |
35a9059d | 558 | static inline |
f46376a1 MJ |
559 | int ust_app_disable_event_glb( |
560 | struct ltt_ust_session *usess __attribute__((unused)), | |
561 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
562 | struct ltt_ust_event *uevent __attribute__((unused))) | |
cc920def DG |
563 | { |
564 | return 0; | |
487cf67c | 565 | } |
f46376a1 | 566 | |
edb67388 | 567 | static inline |
f46376a1 MJ |
568 | int ust_app_enable_event_glb( |
569 | struct ltt_ust_session *usess __attribute__((unused)), | |
570 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
571 | struct ltt_ust_event *uevent __attribute__((unused))) | |
edb67388 DG |
572 | { |
573 | return 0; | |
574 | } | |
f46376a1 | 575 | |
55cc08a6 | 576 | static inline |
f46376a1 MJ |
577 | int ust_app_add_ctx_channel_glb( |
578 | struct ltt_ust_session *usess __attribute__((unused)), | |
579 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
580 | struct ltt_ust_context *uctx __attribute__((unused))) | |
55cc08a6 DG |
581 | { |
582 | return 0; | |
583 | } | |
f46376a1 | 584 | |
76d45b40 | 585 | static inline |
f46376a1 MJ |
586 | int ust_app_enable_event_pid( |
587 | struct ltt_ust_session *usess __attribute__((unused)), | |
588 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
589 | struct ltt_ust_event *uevent __attribute__((unused)), | |
590 | pid_t pid __attribute__((unused))) | |
76d45b40 DG |
591 | { |
592 | return 0; | |
593 | } | |
f46376a1 | 594 | |
7f79d3a1 | 595 | static inline |
f46376a1 MJ |
596 | int ust_app_recv_registration( |
597 | int sock __attribute__((unused)), | |
598 | struct ust_register_msg *msg __attribute__((unused))) | |
d0b96690 DG |
599 | { |
600 | return 0; | |
601 | } | |
f46376a1 | 602 | |
d0b96690 | 603 | static inline |
f46376a1 | 604 | int ust_app_recv_notify(int sock __attribute__((unused))) |
4466912f DG |
605 | { |
606 | return 0; | |
607 | } | |
f46376a1 | 608 | |
d0b96690 | 609 | static inline |
f46376a1 MJ |
610 | struct ust_app *ust_app_create( |
611 | struct ust_register_msg *msg __attribute__((unused)), | |
612 | int sock __attribute__((unused))) | |
d0b96690 DG |
613 | { |
614 | return NULL; | |
615 | } | |
f46376a1 | 616 | |
d0b96690 | 617 | static inline |
f46376a1 | 618 | void ust_app_add(struct ust_app *app __attribute__((unused))) |
d0b96690 DG |
619 | { |
620 | } | |
f46376a1 | 621 | |
d88aee68 | 622 | static inline |
f46376a1 | 623 | void ust_app_notify_sock_unregister(int sock __attribute__((unused))) |
d88aee68 DG |
624 | { |
625 | } | |
f46376a1 | 626 | |
331744e3 | 627 | static inline |
f46376a1 | 628 | ssize_t ust_app_push_metadata( |
aeeb48c6 | 629 | ust_registry_session *registry __attribute__((unused)), |
f46376a1 MJ |
630 | struct consumer_socket *socket __attribute__((unused)), |
631 | int send_zero_data __attribute__((unused))) | |
331744e3 JD |
632 | { |
633 | return 0; | |
634 | } | |
f46376a1 | 635 | |
f45e313d | 636 | static inline |
f46376a1 | 637 | void ust_app_destroy(struct ust_app *app __attribute__((unused))) |
f45e313d DG |
638 | { |
639 | return; | |
640 | } | |
f46376a1 | 641 | |
6dc3064a | 642 | static inline |
f46376a1 MJ |
643 | enum lttng_error_code ust_app_snapshot_record( |
644 | struct ltt_ust_session *usess __attribute__((unused)), | |
645 | const struct consumer_output *output __attribute__((unused)), | |
646 | uint64_t max_stream_size __attribute__((unused))) | |
5c786ded | 647 | { |
7966af57 | 648 | return LTTNG_ERR_UNK; |
5c786ded | 649 | } |
f46376a1 | 650 | |
5c786ded | 651 | static inline |
f46376a1 MJ |
652 | unsigned int ust_app_get_nb_stream( |
653 | struct ltt_ust_session *usess __attribute__((unused))) | |
6dc3064a DG |
654 | { |
655 | return 0; | |
656 | } | |
f46376a1 | 657 | |
533a90fb FD |
658 | static inline |
659 | void ust_app_update_event_notifier_error_count( | |
f46376a1 | 660 | struct lttng_trigger *lttng_trigger __attribute__((unused))) |
533a90fb FD |
661 | { |
662 | return; | |
663 | } | |
f46376a1 | 664 | |
b51ec5b4 MD |
665 | static inline |
666 | int ust_app_supported(void) | |
667 | { | |
668 | return 0; | |
669 | } | |
f46376a1 | 670 | |
f20baf8e | 671 | static inline |
f46376a1 MJ |
672 | bool ust_app_supports_notifiers( |
673 | const struct ust_app *app __attribute__((unused))) | |
783db316 MD |
674 | { |
675 | return false; | |
676 | } | |
f46376a1 | 677 | |
783db316 | 678 | static inline |
f46376a1 MJ |
679 | bool ust_app_supports_counters( |
680 | const struct ust_app *app __attribute__((unused))) | |
783db316 MD |
681 | { |
682 | return false; | |
683 | } | |
f46376a1 | 684 | |
783db316 | 685 | static inline |
f46376a1 | 686 | struct ust_app *ust_app_find_by_sock(int sock __attribute__((unused))) |
f20baf8e DG |
687 | { |
688 | return NULL; | |
689 | } | |
f46376a1 | 690 | |
95b1d17c | 691 | static inline |
f46376a1 | 692 | struct ust_app *ust_app_find_by_pid(pid_t pid __attribute__((unused))) |
95b1d17c DG |
693 | { |
694 | return NULL; | |
695 | } | |
f46376a1 | 696 | |
16f35901 JG |
697 | static inline |
698 | uint64_t ust_app_get_size_one_more_packet_per_stream( | |
f46376a1 MJ |
699 | const struct ltt_ust_session *usess __attribute__((unused)), |
700 | uint64_t cur_nr_packets __attribute__((unused))) { | |
16f35901 JG |
701 | return 0; |
702 | } | |
f46376a1 | 703 | |
fb83fe64 | 704 | static inline |
f46376a1 MJ |
705 | int ust_app_uid_get_channel_runtime_stats( |
706 | uint64_t ust_session_id __attribute__((unused)), | |
707 | struct cds_list_head *buffer_reg_uid_list __attribute__((unused)), | |
708 | struct consumer_output *consumer __attribute__((unused)), | |
709 | int overwrite __attribute__((unused)), | |
710 | uint64_t uchan_id __attribute__((unused)), | |
711 | uint64_t *discarded __attribute__((unused)), | |
712 | uint64_t *lost __attribute__((unused))) | |
fb83fe64 JD |
713 | { |
714 | return 0; | |
715 | } | |
716 | ||
717 | static inline | |
f46376a1 MJ |
718 | int ust_app_pid_get_channel_runtime_stats( |
719 | struct ltt_ust_session *usess __attribute__((unused)), | |
720 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
721 | struct consumer_output *consumer __attribute__((unused)), | |
722 | int overwrite __attribute__((unused)), | |
723 | uint64_t *discarded __attribute__((unused)), | |
724 | uint64_t *lost __attribute__((unused))) | |
fb83fe64 JD |
725 | { |
726 | return 0; | |
727 | } | |
b51ec5b4 | 728 | |
6f698634 | 729 | static inline |
f46376a1 MJ |
730 | int ust_app_regenerate_statedump_all( |
731 | struct ltt_ust_session *usess __attribute__((unused))) | |
6f698634 JG |
732 | { |
733 | return 0; | |
734 | } | |
735 | ||
5c408ad8 | 736 | static inline |
f46376a1 MJ |
737 | enum lttng_error_code ust_app_rotate_session( |
738 | struct ltt_session *session __attribute__((unused))) | |
5c408ad8 | 739 | { |
7966af57 | 740 | return LTTNG_ERR_UNK; |
5c408ad8 JD |
741 | } |
742 | ||
d2956687 JG |
743 | static inline |
744 | enum lttng_error_code ust_app_create_channel_subdirectories( | |
f46376a1 | 745 | const struct ltt_ust_session *session __attribute__((unused))) |
d2956687 | 746 | { |
7966af57 | 747 | return LTTNG_ERR_UNK; |
d2956687 JG |
748 | } |
749 | ||
75018ab6 | 750 | static inline |
f46376a1 MJ |
751 | int ust_app_release_object(struct ust_app *app __attribute__((unused)), |
752 | struct lttng_ust_abi_object_data *data __attribute__((unused))) | |
75018ab6 JG |
753 | { |
754 | return 0; | |
755 | } | |
756 | ||
4a9b9759 | 757 | static inline |
f46376a1 MJ |
758 | enum lttng_error_code ust_app_clear_session( |
759 | struct ltt_session *session __attribute__((unused))) | |
4a9b9759 | 760 | { |
7966af57 | 761 | return LTTNG_ERR_UNK; |
4a9b9759 MD |
762 | } |
763 | ||
04ed9e10 | 764 | static inline |
f46376a1 MJ |
765 | enum lttng_error_code ust_app_open_packets( |
766 | struct ltt_session *session __attribute__((unused))) | |
04ed9e10 | 767 | { |
7966af57 | 768 | return LTTNG_ERR_UNK; |
04ed9e10 JG |
769 | } |
770 | ||
74d0b642 | 771 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 772 | |
f6a9efaa | 773 | #endif /* _LTT_UST_APP_H */ |