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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 | |
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" | |
b0f2e8db | 20 | #include "ust-registry-session.hpp" |
c9e313bc | 21 | #include "session.hpp" |
44d3bd01 | 22 | |
b551a063 DG |
23 | #define UST_APP_EVENT_LIST_SIZE 32 |
24 | ||
d88aee68 DG |
25 | /* Process name (short). */ |
26 | #define UST_APP_PROCNAME_LEN 16 | |
d0b96690 | 27 | |
2b00d462 | 28 | struct lttng_bytecode; |
53a80697 MD |
29 | struct lttng_ust_filter_bytecode; |
30 | ||
412d7227 | 31 | extern int the_ust_consumerd64_fd, the_ust_consumerd32_fd; |
ba5d816e | 32 | |
d88aee68 DG |
33 | /* |
34 | * Object used to close the notify socket in a call_rcu(). Since the | |
35 | * application might not be found, we need an independant object containing the | |
36 | * notify socket fd. | |
37 | */ | |
38 | struct ust_app_notify_sock_obj { | |
39 | int fd; | |
40 | struct rcu_head head; | |
41 | }; | |
42 | ||
18eace3b DG |
43 | struct ust_app_ht_key { |
44 | const char *name; | |
2b00d462 | 45 | const struct lttng_bytecode *filter; |
fc4b93fa | 46 | enum lttng_ust_abi_loglevel_type loglevel_type; |
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; | |
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 | 259 | |
d7bfb9b0 JG |
260 | /* App ABI. */ |
261 | lttng::sessiond::trace::abi abi; | |
d0b96690 | 262 | |
e0c7ec2b DG |
263 | int compatible; /* If the lttng-ust tracer version does not match the |
264 | supported version of the session daemon, this flag is | |
265 | set to 0 (NOT compatible) else 1. */ | |
fc4b93fa | 266 | struct lttng_ust_abi_tracer_version version; |
d0b96690 DG |
267 | uint32_t v_major; /* Version major number */ |
268 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
269 | /* Extra for the NULL byte. */ |
270 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
271 | /* Type of buffer this application uses. */ |
272 | enum lttng_buffer_type buffer_type; | |
bec39940 | 273 | struct lttng_ht *sessions; |
852d0037 DG |
274 | struct lttng_ht_node_ulong pid_n; |
275 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 276 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
277 | /* |
278 | * This is a list of ust app session that, once the app is going into | |
279 | * teardown mode, in the RCU call, each node in this list is removed and | |
280 | * deleted. | |
281 | * | |
282 | * Element of the list are added when an application unregisters after each | |
283 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
284 | * when a session is destroyed. | |
285 | */ | |
286 | struct cds_list_head teardown_head; | |
d0b96690 DG |
287 | /* |
288 | * Hash table containing ust_app_channel indexed by channel objd. | |
289 | */ | |
290 | struct lttng_ht *ust_objd; | |
10b56aef MD |
291 | /* |
292 | * Hash table containing ust_app_session indexed by objd. | |
293 | */ | |
294 | struct lttng_ht *ust_sessions_objd; | |
022d91ba | 295 | |
f20baf8e | 296 | /* |
022d91ba DG |
297 | * If this application is of the agent domain and this is non negative then |
298 | * a lookup MUST be done to acquire a read side reference to the | |
299 | * corresponding agent app object. If the lookup fails, this should be set | |
300 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 301 | */ |
022d91ba | 302 | int agent_app_sock; |
940c4592 JR |
303 | /* |
304 | * Time at which the app is registred. | |
305 | * Used for path creation | |
306 | */ | |
307 | time_t registration_time; | |
da873412 JR |
308 | /* |
309 | * Event notifier | |
310 | */ | |
311 | struct { | |
312 | /* | |
313 | * Handle to the lttng_ust object representing the event | |
314 | * notifier group. | |
315 | */ | |
fc4b93fa | 316 | struct lttng_ust_abi_object_data *object; |
da873412 | 317 | struct lttng_pipe *event_pipe; |
533a90fb FD |
318 | struct lttng_ust_abi_object_data *counter; |
319 | struct lttng_ust_abi_object_data **counter_cpu; | |
320 | int nr_counter_cpu; | |
da873412 | 321 | } event_notifier_group; |
993578ff JR |
322 | /* |
323 | * Hashtable indexing the application's event notifier rule's | |
324 | * (ust_app_event_notifier_rule) by their token's value. | |
325 | */ | |
326 | struct lttng_ht *token_to_event_notifier_rule_ht; | |
91d76f53 DG |
327 | }; |
328 | ||
d7bfb9b0 JG |
329 | template <> |
330 | struct fmt::formatter<ust_app> : fmt::formatter<std::string> { | |
331 | template <typename FormatCtx> | |
332 | typename FormatCtx::iterator format(const ust_app& app, FormatCtx& ctx) | |
333 | { | |
334 | return fmt::format_to(ctx.out(), | |
335 | "{{ procname = `{}`, ppid = {}, pid = {}, uid = {}, gid = {}, version = {}.{}, registration time = {} }}", | |
336 | app.name, app.ppid, app.pid, app.uid, app.gid, app.v_major, | |
337 | app.v_minor, | |
338 | lttng::utils::time_to_iso8601_str(app.registration_time)); | |
339 | } | |
340 | }; | |
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); |
56fff090 | 348 | void ust_app_unregister(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); |
b0f2e8db | 380 | ssize_t ust_app_push_metadata(const lttng::sessiond::ust::registry_session::locked_ptr& registry, |
d7bfb9b0 JG |
381 | struct consumer_socket *socket, |
382 | int send_zero_data); | |
f45e313d | 383 | void ust_app_destroy(struct ust_app *app); |
fb9a95c4 JG |
384 | enum lttng_error_code ust_app_snapshot_record( |
385 | const struct ltt_ust_session *usess, | |
f46376a1 | 386 | const struct consumer_output *output, |
d07ceecd | 387 | uint64_t nb_packets_per_stream); |
16f35901 | 388 | uint64_t ust_app_get_size_one_more_packet_per_stream( |
fb9a95c4 | 389 | const struct ltt_ust_session *usess, uint64_t cur_nr_packets); |
f20baf8e | 390 | struct ust_app *ust_app_find_by_sock(int sock); |
fb83fe64 JD |
391 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, |
392 | struct cds_list_head *buffer_reg_uid_list, | |
393 | struct consumer_output *consumer, uint64_t uchan_id, | |
394 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
395 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, | |
396 | struct ltt_ust_channel *uchan, | |
397 | struct consumer_output *consumer, | |
398 | int overwrite, uint64_t *discarded, uint64_t *lost); | |
c2561365 | 399 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess); |
6f6d3b69 | 400 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session); |
d2956687 JG |
401 | enum lttng_error_code ust_app_create_channel_subdirectories( |
402 | const struct ltt_ust_session *session); | |
75018ab6 | 403 | int ust_app_release_object(struct ust_app *app, |
fc4b93fa | 404 | struct lttng_ust_abi_object_data *data); |
4a9b9759 | 405 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session); |
04ed9e10 | 406 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session); |
44d3bd01 | 407 | |
da873412 JR |
408 | int ust_app_setup_event_notifier_group(struct ust_app *app); |
409 | ||
b51ec5b4 MD |
410 | static inline |
411 | int ust_app_supported(void) | |
412 | { | |
413 | return 1; | |
414 | } | |
415 | ||
783db316 MD |
416 | bool ust_app_supports_notifiers(const struct ust_app *app); |
417 | bool ust_app_supports_counters(const struct ust_app *app); | |
418 | ||
74d0b642 | 419 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 420 | |
cc920def | 421 | static inline |
f46376a1 MJ |
422 | int ust_app_destroy_trace_all( |
423 | struct ltt_ust_session *usess __attribute__((unused))) | |
cc920def DG |
424 | { |
425 | return 0; | |
426 | } | |
f46376a1 | 427 | |
d974f197 | 428 | static inline |
f46376a1 MJ |
429 | int ust_app_start_trace( |
430 | struct ltt_ust_session *usess __attribute__((unused)), | |
431 | struct ust_app *app __attribute__((unused))) | |
421cb601 DG |
432 | { |
433 | return 0; | |
434 | } | |
f46376a1 | 435 | |
421cb601 | 436 | static inline |
f46376a1 MJ |
437 | int ust_app_start_trace_all( |
438 | struct ltt_ust_session *usess __attribute__((unused))) | |
d974f197 | 439 | { |
5cf5d0e7 | 440 | return 0; |
d974f197 | 441 | } |
f46376a1 | 442 | |
3bd1e081 | 443 | static inline |
f46376a1 MJ |
444 | int ust_app_stop_trace_all( |
445 | struct ltt_ust_session *usess __attribute__((unused))) | |
cc920def DG |
446 | { |
447 | return 0; | |
448 | } | |
f46376a1 | 449 | |
cc920def | 450 | static inline |
f46376a1 MJ |
451 | int ust_app_list_events( |
452 | struct lttng_event **events __attribute__((unused))) | |
b551a063 | 453 | { |
db7c0497 | 454 | return -ENOSYS; |
b551a063 | 455 | } |
f46376a1 | 456 | |
b551a063 | 457 | static inline |
f46376a1 MJ |
458 | int ust_app_list_event_fields( |
459 | struct lttng_event_field **fields __attribute__((unused))) | |
da0bdb87 MD |
460 | { |
461 | return -ENOSYS; | |
462 | } | |
f46376a1 | 463 | |
da0bdb87 | 464 | static inline |
f46376a1 MJ |
465 | int ust_app_register( |
466 | struct ust_register_msg *msg __attribute__((unused)), | |
467 | int sock __attribute__((unused))) | |
3bd1e081 MD |
468 | { |
469 | return -ENOSYS; | |
470 | } | |
f46376a1 | 471 | |
3bd1e081 | 472 | static inline |
f46376a1 | 473 | int ust_app_register_done(struct ust_app *app __attribute__((unused))) |
f2ca2e25 GF |
474 | { |
475 | return -ENOSYS; | |
476 | } | |
f46376a1 | 477 | |
f2ca2e25 | 478 | static inline |
f46376a1 | 479 | int ust_app_version(struct ust_app *app __attribute__((unused))) |
d0b96690 DG |
480 | { |
481 | return -ENOSYS; | |
482 | } | |
f46376a1 | 483 | |
d0b96690 | 484 | static inline |
f46376a1 | 485 | void ust_app_unregister(int sock __attribute__((unused))) |
3bd1e081 MD |
486 | { |
487 | } | |
f46376a1 | 488 | |
3bd1e081 | 489 | static inline |
3bd1e081 MD |
490 | void ust_app_clean_list(void) |
491 | { | |
492 | } | |
f46376a1 | 493 | |
3bd1e081 MD |
494 | static inline |
495 | struct ust_app_list *ust_app_get_list(void) | |
496 | { | |
497 | return NULL; | |
498 | } | |
f46376a1 | 499 | |
3bd1e081 | 500 | static inline |
f46376a1 | 501 | struct ust_app *ust_app_get_by_pid(pid_t pid __attribute__((unused))) |
3bd1e081 MD |
502 | { |
503 | return NULL; | |
504 | } | |
f46376a1 | 505 | |
48842b30 | 506 | static inline |
12a84043 JG |
507 | int ust_app_ht_alloc(void) |
508 | { | |
509 | return 0; | |
510 | } | |
f46376a1 | 511 | |
cc920def | 512 | static inline |
f46376a1 MJ |
513 | void ust_app_global_update( |
514 | struct ltt_ust_session *usess __attribute__((unused)), | |
515 | struct ust_app *app __attribute__((unused))) | |
cc920def | 516 | {} |
f46376a1 | 517 | |
cc920def | 518 | static inline |
f46376a1 MJ |
519 | void ust_app_global_update_event_notifier_rules( |
520 | struct ust_app *app __attribute__((unused))) | |
993578ff | 521 | {} |
f46376a1 | 522 | |
993578ff JR |
523 | static inline |
524 | void ust_app_global_update_all_event_notifier_rules(void) | |
da873412 | 525 | {} |
f46376a1 | 526 | |
da873412 | 527 | static inline |
f46376a1 MJ |
528 | int ust_app_setup_event_notifier_group( |
529 | struct ust_app *app __attribute__((unused))) | |
da873412 JR |
530 | { |
531 | return 0; | |
532 | } | |
f46376a1 | 533 | |
da873412 | 534 | static inline |
f46376a1 MJ |
535 | int ust_app_disable_channel_glb( |
536 | struct ltt_ust_session *usess __attribute__((unused)), | |
537 | struct ltt_ust_channel *uchan __attribute__((unused))) | |
d974f197 | 538 | { |
cc920def | 539 | return 0; |
d974f197 | 540 | } |
f46376a1 | 541 | |
487cf67c | 542 | static inline |
f46376a1 MJ |
543 | int ust_app_enable_channel_glb( |
544 | struct ltt_ust_session *usess __attribute__((unused)), | |
545 | struct ltt_ust_channel *uchan __attribute__((unused))) | |
487cf67c | 546 | { |
cc920def DG |
547 | return 0; |
548 | } | |
f46376a1 | 549 | |
cc920def | 550 | static inline |
f46376a1 MJ |
551 | int ust_app_create_event_glb( |
552 | struct ltt_ust_session *usess __attribute__((unused)), | |
553 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
554 | struct ltt_ust_event *uevent __attribute__((unused))) | |
35a9059d DG |
555 | { |
556 | return 0; | |
557 | } | |
f46376a1 | 558 | |
35a9059d | 559 | static inline |
f46376a1 MJ |
560 | int ust_app_disable_event_glb( |
561 | struct ltt_ust_session *usess __attribute__((unused)), | |
562 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
563 | struct ltt_ust_event *uevent __attribute__((unused))) | |
cc920def DG |
564 | { |
565 | return 0; | |
487cf67c | 566 | } |
f46376a1 | 567 | |
edb67388 | 568 | static inline |
f46376a1 MJ |
569 | int ust_app_enable_event_glb( |
570 | struct ltt_ust_session *usess __attribute__((unused)), | |
571 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
572 | struct ltt_ust_event *uevent __attribute__((unused))) | |
edb67388 DG |
573 | { |
574 | return 0; | |
575 | } | |
f46376a1 | 576 | |
55cc08a6 | 577 | static inline |
f46376a1 MJ |
578 | int ust_app_add_ctx_channel_glb( |
579 | struct ltt_ust_session *usess __attribute__((unused)), | |
580 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
581 | struct ltt_ust_context *uctx __attribute__((unused))) | |
55cc08a6 DG |
582 | { |
583 | return 0; | |
584 | } | |
f46376a1 | 585 | |
76d45b40 | 586 | static inline |
f46376a1 MJ |
587 | int ust_app_enable_event_pid( |
588 | struct ltt_ust_session *usess __attribute__((unused)), | |
589 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
590 | struct ltt_ust_event *uevent __attribute__((unused)), | |
591 | pid_t pid __attribute__((unused))) | |
76d45b40 DG |
592 | { |
593 | return 0; | |
594 | } | |
f46376a1 | 595 | |
7f79d3a1 | 596 | static inline |
f46376a1 MJ |
597 | int ust_app_recv_registration( |
598 | int sock __attribute__((unused)), | |
599 | struct ust_register_msg *msg __attribute__((unused))) | |
d0b96690 DG |
600 | { |
601 | return 0; | |
602 | } | |
f46376a1 | 603 | |
d0b96690 | 604 | static inline |
f46376a1 | 605 | int ust_app_recv_notify(int sock __attribute__((unused))) |
4466912f DG |
606 | { |
607 | return 0; | |
608 | } | |
f46376a1 | 609 | |
d0b96690 | 610 | static inline |
f46376a1 MJ |
611 | struct ust_app *ust_app_create( |
612 | struct ust_register_msg *msg __attribute__((unused)), | |
613 | int sock __attribute__((unused))) | |
d0b96690 DG |
614 | { |
615 | return NULL; | |
616 | } | |
f46376a1 | 617 | |
d0b96690 | 618 | static inline |
f46376a1 | 619 | void ust_app_add(struct ust_app *app __attribute__((unused))) |
d0b96690 DG |
620 | { |
621 | } | |
f46376a1 | 622 | |
d88aee68 | 623 | static inline |
f46376a1 | 624 | void ust_app_notify_sock_unregister(int sock __attribute__((unused))) |
d88aee68 DG |
625 | { |
626 | } | |
f46376a1 | 627 | |
331744e3 | 628 | static inline |
f46376a1 | 629 | ssize_t ust_app_push_metadata( |
b0f2e8db | 630 | lttng::sessiond::ust::registry_session *registry __attribute__((unused)), |
f46376a1 MJ |
631 | struct consumer_socket *socket __attribute__((unused)), |
632 | int send_zero_data __attribute__((unused))) | |
331744e3 JD |
633 | { |
634 | return 0; | |
635 | } | |
f46376a1 | 636 | |
f45e313d | 637 | static inline |
f46376a1 | 638 | void ust_app_destroy(struct ust_app *app __attribute__((unused))) |
f45e313d DG |
639 | { |
640 | return; | |
641 | } | |
f46376a1 | 642 | |
6dc3064a | 643 | static inline |
f46376a1 MJ |
644 | enum lttng_error_code ust_app_snapshot_record( |
645 | struct ltt_ust_session *usess __attribute__((unused)), | |
646 | const struct consumer_output *output __attribute__((unused)), | |
647 | uint64_t max_stream_size __attribute__((unused))) | |
5c786ded | 648 | { |
7966af57 | 649 | return LTTNG_ERR_UNK; |
5c786ded | 650 | } |
f46376a1 | 651 | |
5c786ded | 652 | static inline |
f46376a1 MJ |
653 | unsigned int ust_app_get_nb_stream( |
654 | struct ltt_ust_session *usess __attribute__((unused))) | |
6dc3064a DG |
655 | { |
656 | return 0; | |
657 | } | |
f46376a1 | 658 | |
533a90fb FD |
659 | static inline |
660 | void ust_app_update_event_notifier_error_count( | |
f46376a1 | 661 | struct lttng_trigger *lttng_trigger __attribute__((unused))) |
533a90fb FD |
662 | { |
663 | return; | |
664 | } | |
f46376a1 | 665 | |
b51ec5b4 MD |
666 | static inline |
667 | int ust_app_supported(void) | |
668 | { | |
669 | return 0; | |
670 | } | |
f46376a1 | 671 | |
f20baf8e | 672 | static inline |
f46376a1 MJ |
673 | bool ust_app_supports_notifiers( |
674 | const struct ust_app *app __attribute__((unused))) | |
783db316 MD |
675 | { |
676 | return false; | |
677 | } | |
f46376a1 | 678 | |
783db316 | 679 | static inline |
f46376a1 MJ |
680 | bool ust_app_supports_counters( |
681 | const struct ust_app *app __attribute__((unused))) | |
783db316 MD |
682 | { |
683 | return false; | |
684 | } | |
f46376a1 | 685 | |
783db316 | 686 | static inline |
f46376a1 | 687 | struct ust_app *ust_app_find_by_sock(int sock __attribute__((unused))) |
f20baf8e DG |
688 | { |
689 | return NULL; | |
690 | } | |
f46376a1 | 691 | |
95b1d17c | 692 | static inline |
f46376a1 | 693 | struct ust_app *ust_app_find_by_pid(pid_t pid __attribute__((unused))) |
95b1d17c DG |
694 | { |
695 | return NULL; | |
696 | } | |
f46376a1 | 697 | |
16f35901 JG |
698 | static inline |
699 | uint64_t ust_app_get_size_one_more_packet_per_stream( | |
f46376a1 MJ |
700 | const struct ltt_ust_session *usess __attribute__((unused)), |
701 | uint64_t cur_nr_packets __attribute__((unused))) { | |
16f35901 JG |
702 | return 0; |
703 | } | |
f46376a1 | 704 | |
fb83fe64 | 705 | static inline |
f46376a1 MJ |
706 | int ust_app_uid_get_channel_runtime_stats( |
707 | uint64_t ust_session_id __attribute__((unused)), | |
708 | struct cds_list_head *buffer_reg_uid_list __attribute__((unused)), | |
709 | struct consumer_output *consumer __attribute__((unused)), | |
710 | int overwrite __attribute__((unused)), | |
711 | uint64_t uchan_id __attribute__((unused)), | |
712 | uint64_t *discarded __attribute__((unused)), | |
713 | uint64_t *lost __attribute__((unused))) | |
fb83fe64 JD |
714 | { |
715 | return 0; | |
716 | } | |
717 | ||
718 | static inline | |
f46376a1 MJ |
719 | int ust_app_pid_get_channel_runtime_stats( |
720 | struct ltt_ust_session *usess __attribute__((unused)), | |
721 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
722 | struct consumer_output *consumer __attribute__((unused)), | |
723 | int overwrite __attribute__((unused)), | |
724 | uint64_t *discarded __attribute__((unused)), | |
725 | uint64_t *lost __attribute__((unused))) | |
fb83fe64 JD |
726 | { |
727 | return 0; | |
728 | } | |
b51ec5b4 | 729 | |
6f698634 | 730 | static inline |
f46376a1 MJ |
731 | int ust_app_regenerate_statedump_all( |
732 | struct ltt_ust_session *usess __attribute__((unused))) | |
6f698634 JG |
733 | { |
734 | return 0; | |
735 | } | |
736 | ||
5c408ad8 | 737 | static inline |
f46376a1 MJ |
738 | enum lttng_error_code ust_app_rotate_session( |
739 | struct ltt_session *session __attribute__((unused))) | |
5c408ad8 | 740 | { |
7966af57 | 741 | return LTTNG_ERR_UNK; |
5c408ad8 JD |
742 | } |
743 | ||
d2956687 JG |
744 | static inline |
745 | enum lttng_error_code ust_app_create_channel_subdirectories( | |
f46376a1 | 746 | const struct ltt_ust_session *session __attribute__((unused))) |
d2956687 | 747 | { |
7966af57 | 748 | return LTTNG_ERR_UNK; |
d2956687 JG |
749 | } |
750 | ||
75018ab6 | 751 | static inline |
f46376a1 MJ |
752 | int ust_app_release_object(struct ust_app *app __attribute__((unused)), |
753 | struct lttng_ust_abi_object_data *data __attribute__((unused))) | |
75018ab6 JG |
754 | { |
755 | return 0; | |
756 | } | |
757 | ||
4a9b9759 | 758 | static inline |
f46376a1 MJ |
759 | enum lttng_error_code ust_app_clear_session( |
760 | struct ltt_session *session __attribute__((unused))) | |
4a9b9759 | 761 | { |
7966af57 | 762 | return LTTNG_ERR_UNK; |
4a9b9759 MD |
763 | } |
764 | ||
04ed9e10 | 765 | static inline |
f46376a1 MJ |
766 | enum lttng_error_code ust_app_open_packets( |
767 | struct ltt_session *session __attribute__((unused))) | |
04ed9e10 | 768 | { |
7966af57 | 769 | return LTTNG_ERR_UNK; |
04ed9e10 JG |
770 | } |
771 | ||
74d0b642 | 772 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 773 | |
f6a9efaa | 774 | #endif /* _LTT_UST_APP_H */ |