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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 | |
28f23191 JG |
12 | #include "session.hpp" |
13 | #include "trace-ust.hpp" | |
14 | #include "ust-field-convert.hpp" | |
15 | #include "ust-registry-session.hpp" | |
16 | #include "ust-registry.hpp" | |
1e307fab | 17 | |
d7bfb9b0 | 18 | #include <common/format.hpp> |
28f23191 | 19 | #include <common/index-allocator.hpp> |
c9e313bc | 20 | #include <common/uuid.hpp> |
f20baf8e | 21 | |
28f23191 | 22 | #include <stdint.h> |
44d3bd01 | 23 | |
b551a063 DG |
24 | #define UST_APP_EVENT_LIST_SIZE 32 |
25 | ||
d88aee68 | 26 | /* Process name (short). */ |
28f23191 | 27 | #define UST_APP_PROCNAME_LEN 16 |
d0b96690 | 28 | |
2b00d462 | 29 | struct lttng_bytecode; |
53a80697 MD |
30 | struct lttng_ust_filter_bytecode; |
31 | ||
412d7227 | 32 | extern int the_ust_consumerd64_fd, the_ust_consumerd32_fd; |
ba5d816e | 33 | |
d88aee68 DG |
34 | /* |
35 | * Object used to close the notify socket in a call_rcu(). Since the | |
36 | * application might not be found, we need an independant object containing the | |
37 | * notify socket fd. | |
38 | */ | |
39 | struct ust_app_notify_sock_obj { | |
40 | int fd; | |
41 | struct rcu_head head; | |
42 | }; | |
43 | ||
18eace3b DG |
44 | struct ust_app_ht_key { |
45 | const char *name; | |
2b00d462 | 46 | const struct lttng_bytecode *filter; |
fc4b93fa | 47 | enum lttng_ust_abi_loglevel_type loglevel_type; |
dcd24bbf | 48 | int loglevel_value; |
51755dc8 | 49 | const struct lttng_event_exclusion *exclusion; |
18eace3b DG |
50 | }; |
51 | ||
099e26bd DG |
52 | /* |
53 | * Application registration data structure. | |
54 | */ | |
55 | struct ust_register_msg { | |
b623cb6a | 56 | enum lttng_ust_ctl_socket_type type; |
099e26bd DG |
57 | uint32_t major; |
58 | uint32_t minor; | |
d0b96690 DG |
59 | uint32_t abi_major; |
60 | uint32_t abi_minor; | |
099e26bd DG |
61 | pid_t pid; |
62 | pid_t ppid; | |
63 | uid_t uid; | |
64 | gid_t gid; | |
0df502fd | 65 | uint32_t bits_per_long; |
d0b96690 DG |
66 | uint32_t uint8_t_alignment; |
67 | uint32_t uint16_t_alignment; | |
68 | uint32_t uint32_t_alignment; | |
69 | uint32_t uint64_t_alignment; | |
70 | uint32_t long_alignment; | |
28f23191 | 71 | int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */ |
d0b96690 | 72 | char name[LTTNG_UST_ABI_PROCNAME_LEN]; |
099e26bd DG |
73 | }; |
74 | ||
48842b30 | 75 | /* |
852d0037 DG |
76 | * Global applications HT used by the session daemon. This table is indexed by |
77 | * PID using the pid_n node and pid value of an ust_app. | |
48842b30 | 78 | */ |
44cdb3a2 | 79 | extern struct lttng_ht *ust_app_ht; |
f6a9efaa | 80 | |
852d0037 DG |
81 | /* |
82 | * Global applications HT used by the session daemon. This table is indexed by | |
83 | * socket using the sock_n node and sock value of an ust_app. | |
12e22e8d JG |
84 | * |
85 | * The 'sock' in question here is the 'command' socket. | |
852d0037 | 86 | */ |
44cdb3a2 | 87 | extern struct lttng_ht *ust_app_ht_by_sock; |
91d76f53 | 88 | |
d0b96690 DG |
89 | /* |
90 | * Global applications HT used by the session daemon. This table is indexed by | |
91 | * socket using the notify_sock_n node and notify_sock value of an ust_app. | |
92 | */ | |
44cdb3a2 | 93 | extern struct lttng_ht *ust_app_ht_by_notify_sock; |
d0b96690 | 94 | |
030a66fa DG |
95 | /* Stream list containing ust_app_stream. */ |
96 | struct ust_app_stream_list { | |
97 | unsigned int count; | |
98 | struct cds_list_head head; | |
99 | }; | |
100 | ||
55cc08a6 DG |
101 | struct ust_app_ctx { |
102 | int handle; | |
bdf64013 | 103 | struct lttng_ust_context_attr ctx; |
fc4b93fa | 104 | struct lttng_ust_abi_object_data *obj; |
bec39940 | 105 | struct lttng_ht_node_ulong node; |
31746f93 | 106 | struct cds_list_head list; |
55cc08a6 DG |
107 | }; |
108 | ||
48842b30 | 109 | struct ust_app_event { |
66cefebd | 110 | bool enabled; |
48842b30 | 111 | int handle; |
fc4b93fa MD |
112 | struct lttng_ust_abi_object_data *obj; |
113 | struct lttng_ust_abi_event attr; | |
114 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; | |
bec39940 | 115 | struct lttng_ht_node_str node; |
2b00d462 | 116 | struct lttng_bytecode *filter; |
51755dc8 | 117 | struct lttng_event_exclusion *exclusion; |
48842b30 DG |
118 | }; |
119 | ||
993578ff | 120 | struct ust_app_event_notifier_rule { |
66cefebd | 121 | bool enabled; |
533a90fb | 122 | uint64_t error_counter_index; |
993578ff | 123 | int handle; |
fc4b93fa | 124 | struct lttng_ust_abi_object_data *obj; |
993578ff | 125 | /* Holds a strong reference. */ |
267d66aa | 126 | struct lttng_trigger *trigger; |
993578ff JR |
127 | /* Unique ID returned by the tracer to identify this event notifier. */ |
128 | uint64_t token; | |
129 | struct lttng_ht_node_u64 node; | |
267d66aa | 130 | /* The trigger object owns the filter. */ |
2b00d462 | 131 | const struct lttng_bytecode *filter; |
993578ff JR |
132 | /* Owned by this. */ |
133 | struct lttng_event_exclusion *exclusion; | |
134 | /* For delayed reclaim. */ | |
135 | struct rcu_head rcu_head; | |
136 | }; | |
137 | ||
030a66fa DG |
138 | struct ust_app_stream { |
139 | int handle; | |
140 | char pathname[PATH_MAX]; | |
141 | /* Format is %s_%d respectively channel name and CPU number. */ | |
142 | char name[DEFAULT_STREAM_NAME_LEN]; | |
fc4b93fa | 143 | struct lttng_ust_abi_object_data *obj; |
030a66fa DG |
144 | /* Using a list of streams to keep order. */ |
145 | struct cds_list_head list; | |
146 | }; | |
147 | ||
48842b30 | 148 | struct ust_app_channel { |
66cefebd | 149 | bool enabled; |
48842b30 | 150 | int handle; |
dda154b8 JG |
151 | /* |
152 | * Unique key used to identify the channel on the consumer side. | |
153 | * 0 is a reserved 'invalid' value used to indicate that the consumer | |
a9577b76 | 154 | * does not know about this channel (i.e. an error occurred). |
dda154b8 | 155 | */ |
d88aee68 | 156 | uint64_t key; |
7972aab2 DG |
157 | /* Id of the tracing channel set on creation. */ |
158 | uint64_t tracing_channel_id; | |
ffe60014 DG |
159 | /* Number of stream that this channel is expected to receive. */ |
160 | unsigned int expected_stream_count; | |
fc4b93fa MD |
161 | char name[LTTNG_UST_ABI_SYM_NAME_LEN]; |
162 | struct lttng_ust_abi_object_data *obj; | |
b623cb6a | 163 | struct lttng_ust_ctl_consumer_channel_attr attr; |
030a66fa | 164 | struct ust_app_stream_list streams; |
d0b96690 DG |
165 | /* Session pointer that owns this object. */ |
166 | struct ust_app_session *session; | |
31746f93 DG |
167 | /* |
168 | * Contexts are kept in a hash table for fast lookup and in an ordered list | |
169 | * so we are able to enable them on the tracer side in the same order the | |
170 | * user added them. | |
171 | */ | |
bec39940 | 172 | struct lttng_ht *ctx; |
31746f93 DG |
173 | struct cds_list_head ctx_list; |
174 | ||
bec39940 | 175 | struct lttng_ht *events; |
1624d5b7 JD |
176 | uint64_t tracefile_size; |
177 | uint64_t tracefile_count; | |
e9404c27 | 178 | uint64_t monitor_timer_interval; |
d0b96690 DG |
179 | /* |
180 | * Node indexed by channel name in the channels' hash table of a session. | |
181 | */ | |
bec39940 | 182 | struct lttng_ht_node_str node; |
d0b96690 DG |
183 | /* |
184 | * Node indexed by UST channel object descriptor (handle). Stored in the | |
185 | * ust_objd hash table in the ust_app object. | |
186 | */ | |
187 | struct lttng_ht_node_ulong ust_objd_node; | |
36b588ed MD |
188 | /* For delayed reclaim */ |
189 | struct rcu_head rcu_head; | |
48842b30 DG |
190 | }; |
191 | ||
192 | struct ust_app_session { | |
d0b96690 DG |
193 | /* |
194 | * Lock protecting this session's ust app interaction. Held | |
195 | * across command send/recv to/from app. Never nests within the | |
196 | * session registry lock. | |
197 | */ | |
198 | pthread_mutex_t lock; | |
199 | ||
66cefebd | 200 | bool enabled; |
8be98f9a | 201 | /* started: has the session been in started state at any time ? */ |
28f23191 JG |
202 | bool started; /* allows detection of start vs restart. */ |
203 | int handle; /* used has unique identifier for app session */ | |
7972aab2 | 204 | |
28f23191 | 205 | bool deleted; /* Session deleted flag. Check with lock held. */ |
b161602a | 206 | |
7972aab2 DG |
207 | /* |
208 | * Tracing session ID. Multiple ust app session can have the same tracing | |
209 | * session id making this value NOT unique to the object. | |
210 | */ | |
d9bf3ca4 | 211 | uint64_t tracing_id; |
28f23191 | 212 | uint64_t id; /* Unique session identifier */ |
bec39940 | 213 | struct lttng_ht *channels; /* Registered channels */ |
d9bf3ca4 | 214 | struct lttng_ht_node_u64 node; |
10b56aef MD |
215 | /* |
216 | * Node indexed by UST session object descriptor (handle). Stored in the | |
217 | * ust_sessions_objd hash table in the ust_app object. | |
218 | */ | |
219 | struct lttng_ht_node_ulong ust_objd_node; | |
d2956687 | 220 | /* Starts with 'ust'; no leading slash. */ |
bec39940 | 221 | char path[PATH_MAX]; |
7972aab2 | 222 | /* UID/GID of the application owning the session */ |
470cc211 | 223 | struct lttng_credentials real_credentials; |
7972aab2 | 224 | /* Effective UID and GID. Same as the tracing session. */ |
470cc211 | 225 | struct lttng_credentials effective_credentials; |
d42f20df | 226 | struct cds_list_head teardown_node; |
d88aee68 DG |
227 | /* |
228 | * Once at least *one* session is created onto the application, the | |
229 | * corresponding consumer is set so we can use it on unregistration. | |
230 | */ | |
231 | struct consumer_output *consumer; | |
7972aab2 DG |
232 | enum lttng_buffer_type buffer_type; |
233 | /* ABI of the session. Same value as the application. */ | |
234 | uint32_t bits_per_long; | |
36b588ed MD |
235 | /* For delayed reclaim */ |
236 | struct rcu_head rcu_head; | |
2bba9e53 DG |
237 | /* If the channel's streams have to be outputed or not. */ |
238 | unsigned int output_traces; | |
28f23191 | 239 | unsigned int live_timer_interval; /* usec */ |
ad7a9107 DG |
240 | |
241 | /* Metadata channel attributes. */ | |
b623cb6a | 242 | struct lttng_ust_ctl_consumer_channel_attr metadata_attr; |
d7ba1388 | 243 | |
3d071855 | 244 | char root_shm_path[PATH_MAX]; |
d7ba1388 | 245 | char shm_path[PATH_MAX]; |
48842b30 DG |
246 | }; |
247 | ||
f6a9efaa DG |
248 | /* |
249 | * Registered traceable applications. Libust registers to the session daemon | |
050349bb | 250 | * and a linked list is kept of all running traceable app. |
91d76f53 | 251 | */ |
56fff090 | 252 | struct ust_app { |
9fdee7ba | 253 | /* Traffic initiated from the session daemon to the application. */ |
852d0037 | 254 | int sock; |
28f23191 | 255 | pthread_mutex_t sock_lock; /* Protects sock protocol. */ |
fb45065e | 256 | |
9fdee7ba | 257 | /* Traffic initiated from the application to the session daemon. */ |
d0b96690 | 258 | int notify_sock; |
852d0037 | 259 | pid_t pid; |
099e26bd | 260 | pid_t ppid; |
28f23191 JG |
261 | uid_t uid; /* User ID that owns the apps */ |
262 | gid_t gid; /* Group ID that owns the apps */ | |
d0b96690 | 263 | |
d7bfb9b0 JG |
264 | /* App ABI. */ |
265 | lttng::sessiond::trace::abi abi; | |
d0b96690 | 266 | |
e0c7ec2b DG |
267 | int compatible; /* If the lttng-ust tracer version does not match the |
268 | supported version of the session daemon, this flag is | |
269 | set to 0 (NOT compatible) else 1. */ | |
fc4b93fa | 270 | struct lttng_ust_abi_tracer_version version; |
28f23191 JG |
271 | uint32_t v_major; /* Version major number */ |
272 | uint32_t v_minor; /* Version minor number */ | |
d88aee68 DG |
273 | /* Extra for the NULL byte. */ |
274 | char name[UST_APP_PROCNAME_LEN + 1]; | |
7972aab2 DG |
275 | /* Type of buffer this application uses. */ |
276 | enum lttng_buffer_type buffer_type; | |
bec39940 | 277 | struct lttng_ht *sessions; |
852d0037 DG |
278 | struct lttng_ht_node_ulong pid_n; |
279 | struct lttng_ht_node_ulong sock_n; | |
d0b96690 | 280 | struct lttng_ht_node_ulong notify_sock_n; |
d42f20df DG |
281 | /* |
282 | * This is a list of ust app session that, once the app is going into | |
283 | * teardown mode, in the RCU call, each node in this list is removed and | |
284 | * deleted. | |
285 | * | |
286 | * Element of the list are added when an application unregisters after each | |
287 | * ht_del of ust_app_session associated to this app. This list is NOT used | |
288 | * when a session is destroyed. | |
289 | */ | |
290 | struct cds_list_head teardown_head; | |
d0b96690 DG |
291 | /* |
292 | * Hash table containing ust_app_channel indexed by channel objd. | |
293 | */ | |
294 | struct lttng_ht *ust_objd; | |
10b56aef MD |
295 | /* |
296 | * Hash table containing ust_app_session indexed by objd. | |
297 | */ | |
298 | struct lttng_ht *ust_sessions_objd; | |
022d91ba | 299 | |
f20baf8e | 300 | /* |
022d91ba DG |
301 | * If this application is of the agent domain and this is non negative then |
302 | * a lookup MUST be done to acquire a read side reference to the | |
303 | * corresponding agent app object. If the lookup fails, this should be set | |
304 | * to a negative value indicating that the agent application is gone. | |
f20baf8e | 305 | */ |
022d91ba | 306 | int agent_app_sock; |
940c4592 JR |
307 | /* |
308 | * Time at which the app is registred. | |
309 | * Used for path creation | |
310 | */ | |
311 | time_t registration_time; | |
da873412 JR |
312 | /* |
313 | * Event notifier | |
314 | */ | |
315 | struct { | |
316 | /* | |
317 | * Handle to the lttng_ust object representing the event | |
318 | * notifier group. | |
319 | */ | |
fc4b93fa | 320 | struct lttng_ust_abi_object_data *object; |
da873412 | 321 | struct lttng_pipe *event_pipe; |
533a90fb FD |
322 | struct lttng_ust_abi_object_data *counter; |
323 | struct lttng_ust_abi_object_data **counter_cpu; | |
324 | int nr_counter_cpu; | |
da873412 | 325 | } event_notifier_group; |
993578ff JR |
326 | /* |
327 | * Hashtable indexing the application's event notifier rule's | |
328 | * (ust_app_event_notifier_rule) by their token's value. | |
329 | */ | |
330 | struct lttng_ht *token_to_event_notifier_rule_ht; | |
b6bbb1d6 JG |
331 | |
332 | lttng::sessiond::ust::ctl_field_quirks ctl_field_quirks() const; | |
91d76f53 DG |
333 | }; |
334 | ||
11bcbf89 JG |
335 | /* |
336 | * Due to a bug in g++ < 7.1, this specialization must be enclosed in the fmt namespace, | |
337 | * see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56480. | |
338 | */ | |
e2c2bec2 | 339 | namespace fmt { |
d7bfb9b0 | 340 | template <> |
e2c2bec2 | 341 | struct formatter<ust_app> : formatter<std::string> { |
31375c42 JG |
342 | template <typename FormatContextType> |
343 | typename FormatContextType::iterator format(const ust_app& app, FormatContextType& ctx) | |
d7bfb9b0 | 344 | { |
28f23191 JG |
345 | return format_to( |
346 | ctx.out(), | |
347 | "{{ procname = `{}`, ppid = {}, pid = {}, uid = {}, gid = {}, version = {}.{}, registration time = {} }}", | |
348 | app.name, | |
349 | app.ppid, | |
350 | app.pid, | |
351 | app.uid, | |
352 | app.gid, | |
353 | app.v_major, | |
354 | app.v_minor, | |
355 | lttng::utils::time_to_iso8601_str(app.registration_time)); | |
d7bfb9b0 JG |
356 | } |
357 | }; | |
e2c2bec2 | 358 | } /* namespace fmt */ |
d7bfb9b0 | 359 | |
74d0b642 | 360 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 361 | |
56fff090 | 362 | int ust_app_register(struct ust_register_msg *msg, int sock); |
fb45065e | 363 | int ust_app_register_done(struct ust_app *app); |
d0b96690 | 364 | int ust_app_version(struct ust_app *app); |
56fff090 | 365 | void ust_app_unregister(int sock); |
421cb601 | 366 | int ust_app_start_trace_all(struct ltt_ust_session *usess); |
8be98f9a | 367 | int ust_app_stop_trace_all(struct ltt_ust_session *usess); |
84cd17c6 | 368 | int ust_app_destroy_trace_all(struct ltt_ust_session *usess); |
b551a063 | 369 | int ust_app_list_events(struct lttng_event **events); |
f37d259d | 370 | int ust_app_list_event_fields(struct lttng_event_field **fields); |
35a9059d | 371 | int ust_app_create_event_glb(struct ltt_ust_session *usess, |
28f23191 JG |
372 | struct ltt_ust_channel *uchan, |
373 | struct ltt_ust_event *uevent); | |
374 | int ust_app_disable_channel_glb(struct ltt_ust_session *usess, struct ltt_ust_channel *uchan); | |
375 | int ust_app_enable_channel_glb(struct ltt_ust_session *usess, struct ltt_ust_channel *uchan); | |
35a9059d | 376 | int ust_app_enable_event_glb(struct ltt_ust_session *usess, |
28f23191 JG |
377 | struct ltt_ust_channel *uchan, |
378 | struct ltt_ust_event *uevent); | |
35a9059d | 379 | int ust_app_disable_event_glb(struct ltt_ust_session *usess, |
28f23191 JG |
380 | struct ltt_ust_channel *uchan, |
381 | struct ltt_ust_event *uevent); | |
55cc08a6 | 382 | int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess, |
28f23191 JG |
383 | struct ltt_ust_channel *uchan, |
384 | struct ltt_ust_context *uctx); | |
a9ad0c8f MD |
385 | void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app); |
386 | void ust_app_global_update_all(struct ltt_ust_session *usess); | |
993578ff | 387 | void ust_app_global_update_event_notifier_rules(struct ust_app *app); |
cd9adb8b | 388 | void ust_app_global_update_all_event_notifier_rules(); |
91d76f53 | 389 | |
cd9adb8b JG |
390 | void ust_app_clean_list(); |
391 | int ust_app_ht_alloc(); | |
f6a9efaa | 392 | struct ust_app *ust_app_find_by_pid(pid_t pid); |
cd9adb8b | 393 | struct ust_app_stream *ust_app_alloc_stream(); |
d0b96690 DG |
394 | int ust_app_recv_registration(int sock, struct ust_register_msg *msg); |
395 | int ust_app_recv_notify(int sock); | |
396 | void ust_app_add(struct ust_app *app); | |
397 | struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock); | |
d88aee68 | 398 | void ust_app_notify_sock_unregister(int sock); |
b0f2e8db | 399 | ssize_t ust_app_push_metadata(const lttng::sessiond::ust::registry_session::locked_ptr& registry, |
28f23191 JG |
400 | struct consumer_socket *socket, |
401 | int send_zero_data); | |
f45e313d | 402 | void ust_app_destroy(struct ust_app *app); |
28f23191 JG |
403 | enum lttng_error_code ust_app_snapshot_record(const struct ltt_ust_session *usess, |
404 | const struct consumer_output *output, | |
405 | uint64_t nb_packets_per_stream); | |
406 | uint64_t ust_app_get_size_one_more_packet_per_stream(const struct ltt_ust_session *usess, | |
407 | uint64_t cur_nr_packets); | |
f20baf8e | 408 | struct ust_app *ust_app_find_by_sock(int sock); |
fb83fe64 | 409 | int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id, |
28f23191 JG |
410 | struct cds_list_head *buffer_reg_uid_list, |
411 | struct consumer_output *consumer, | |
412 | uint64_t uchan_id, | |
413 | int overwrite, | |
414 | uint64_t *discarded, | |
415 | uint64_t *lost); | |
fb83fe64 | 416 | int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess, |
28f23191 JG |
417 | struct ltt_ust_channel *uchan, |
418 | struct consumer_output *consumer, | |
419 | int overwrite, | |
420 | uint64_t *discarded, | |
421 | uint64_t *lost); | |
c2561365 | 422 | int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess); |
6f6d3b69 | 423 | enum lttng_error_code ust_app_rotate_session(struct ltt_session *session); |
28f23191 JG |
424 | enum lttng_error_code ust_app_create_channel_subdirectories(const struct ltt_ust_session *session); |
425 | int ust_app_release_object(struct ust_app *app, struct lttng_ust_abi_object_data *data); | |
4a9b9759 | 426 | enum lttng_error_code ust_app_clear_session(struct ltt_session *session); |
04ed9e10 | 427 | enum lttng_error_code ust_app_open_packets(struct ltt_session *session); |
44d3bd01 | 428 | |
da873412 JR |
429 | int ust_app_setup_event_notifier_group(struct ust_app *app); |
430 | ||
28f23191 | 431 | static inline int ust_app_supported() |
b51ec5b4 MD |
432 | { |
433 | return 1; | |
434 | } | |
435 | ||
783db316 MD |
436 | bool ust_app_supports_notifiers(const struct ust_app *app); |
437 | bool ust_app_supports_counters(const struct ust_app *app); | |
438 | ||
74d0b642 | 439 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 440 | |
28f23191 | 441 | static inline int ust_app_destroy_trace_all(struct ltt_ust_session *usess __attribute__((unused))) |
cc920def DG |
442 | { |
443 | return 0; | |
444 | } | |
f46376a1 | 445 | |
28f23191 JG |
446 | static inline int ust_app_start_trace(struct ltt_ust_session *usess __attribute__((unused)), |
447 | struct ust_app *app __attribute__((unused))) | |
421cb601 DG |
448 | { |
449 | return 0; | |
450 | } | |
f46376a1 | 451 | |
28f23191 | 452 | static inline int ust_app_start_trace_all(struct ltt_ust_session *usess __attribute__((unused))) |
d974f197 | 453 | { |
5cf5d0e7 | 454 | return 0; |
d974f197 | 455 | } |
f46376a1 | 456 | |
28f23191 | 457 | static inline int ust_app_stop_trace_all(struct ltt_ust_session *usess __attribute__((unused))) |
cc920def DG |
458 | { |
459 | return 0; | |
460 | } | |
f46376a1 | 461 | |
28f23191 | 462 | static inline int ust_app_list_events(struct lttng_event **events __attribute__((unused))) |
b551a063 | 463 | { |
db7c0497 | 464 | return -ENOSYS; |
b551a063 | 465 | } |
f46376a1 | 466 | |
28f23191 JG |
467 | static inline int ust_app_list_event_fields(struct lttng_event_field **fields |
468 | __attribute__((unused))) | |
da0bdb87 MD |
469 | { |
470 | return -ENOSYS; | |
471 | } | |
f46376a1 | 472 | |
28f23191 JG |
473 | static inline int ust_app_register(struct ust_register_msg *msg __attribute__((unused)), |
474 | int sock __attribute__((unused))) | |
3bd1e081 MD |
475 | { |
476 | return -ENOSYS; | |
477 | } | |
f46376a1 | 478 | |
28f23191 | 479 | static inline int ust_app_register_done(struct ust_app *app __attribute__((unused))) |
f2ca2e25 GF |
480 | { |
481 | return -ENOSYS; | |
482 | } | |
f46376a1 | 483 | |
28f23191 | 484 | static inline int ust_app_version(struct ust_app *app __attribute__((unused))) |
d0b96690 DG |
485 | { |
486 | return -ENOSYS; | |
487 | } | |
f46376a1 | 488 | |
28f23191 | 489 | static inline void ust_app_unregister(int sock __attribute__((unused))) |
3bd1e081 MD |
490 | { |
491 | } | |
f46376a1 | 492 | |
28f23191 | 493 | static inline void ust_app_clean_list(void) |
3bd1e081 MD |
494 | { |
495 | } | |
f46376a1 | 496 | |
28f23191 | 497 | static inline struct ust_app_list *ust_app_get_list(void) |
3bd1e081 MD |
498 | { |
499 | return NULL; | |
500 | } | |
f46376a1 | 501 | |
28f23191 | 502 | static inline struct ust_app *ust_app_get_by_pid(pid_t pid __attribute__((unused))) |
3bd1e081 MD |
503 | { |
504 | return NULL; | |
505 | } | |
f46376a1 | 506 | |
28f23191 | 507 | static inline int ust_app_ht_alloc(void) |
12a84043 JG |
508 | { |
509 | return 0; | |
510 | } | |
f46376a1 | 511 | |
28f23191 JG |
512 | static inline void ust_app_global_update(struct ltt_ust_session *usess __attribute__((unused)), |
513 | struct ust_app *app __attribute__((unused))) | |
514 | { | |
515 | } | |
f46376a1 | 516 | |
28f23191 JG |
517 | static inline void ust_app_global_update_event_notifier_rules(struct ust_app *app |
518 | __attribute__((unused))) | |
519 | { | |
520 | } | |
f46376a1 | 521 | |
28f23191 JG |
522 | static inline void ust_app_global_update_all_event_notifier_rules(void) |
523 | { | |
524 | } | |
f46376a1 | 525 | |
28f23191 | 526 | static inline int ust_app_setup_event_notifier_group(struct ust_app *app __attribute__((unused))) |
da873412 JR |
527 | { |
528 | return 0; | |
529 | } | |
f46376a1 | 530 | |
28f23191 JG |
531 | static inline int ust_app_disable_channel_glb(struct ltt_ust_session *usess __attribute__((unused)), |
532 | struct ltt_ust_channel *uchan __attribute__((unused))) | |
d974f197 | 533 | { |
cc920def | 534 | return 0; |
d974f197 | 535 | } |
f46376a1 | 536 | |
28f23191 JG |
537 | static inline int ust_app_enable_channel_glb(struct ltt_ust_session *usess __attribute__((unused)), |
538 | struct ltt_ust_channel *uchan __attribute__((unused))) | |
487cf67c | 539 | { |
cc920def DG |
540 | return 0; |
541 | } | |
f46376a1 | 542 | |
28f23191 JG |
543 | static inline int ust_app_create_event_glb(struct ltt_ust_session *usess __attribute__((unused)), |
544 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
545 | struct ltt_ust_event *uevent __attribute__((unused))) | |
35a9059d DG |
546 | { |
547 | return 0; | |
548 | } | |
f46376a1 | 549 | |
28f23191 JG |
550 | static inline int ust_app_disable_event_glb(struct ltt_ust_session *usess __attribute__((unused)), |
551 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
552 | struct ltt_ust_event *uevent __attribute__((unused))) | |
cc920def DG |
553 | { |
554 | return 0; | |
487cf67c | 555 | } |
f46376a1 | 556 | |
28f23191 JG |
557 | static inline int ust_app_enable_event_glb(struct ltt_ust_session *usess __attribute__((unused)), |
558 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
559 | struct ltt_ust_event *uevent __attribute__((unused))) | |
edb67388 DG |
560 | { |
561 | return 0; | |
562 | } | |
f46376a1 | 563 | |
28f23191 JG |
564 | static inline int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess __attribute__((unused)), |
565 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
566 | struct ltt_ust_context *uctx __attribute__((unused))) | |
55cc08a6 DG |
567 | { |
568 | return 0; | |
569 | } | |
f46376a1 | 570 | |
28f23191 JG |
571 | static inline int ust_app_enable_event_pid(struct ltt_ust_session *usess __attribute__((unused)), |
572 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
573 | struct ltt_ust_event *uevent __attribute__((unused)), | |
574 | pid_t pid __attribute__((unused))) | |
76d45b40 DG |
575 | { |
576 | return 0; | |
577 | } | |
f46376a1 | 578 | |
28f23191 JG |
579 | static inline int ust_app_recv_registration(int sock __attribute__((unused)), |
580 | struct ust_register_msg *msg __attribute__((unused))) | |
d0b96690 DG |
581 | { |
582 | return 0; | |
583 | } | |
f46376a1 | 584 | |
28f23191 | 585 | static inline int ust_app_recv_notify(int sock __attribute__((unused))) |
4466912f DG |
586 | { |
587 | return 0; | |
588 | } | |
f46376a1 | 589 | |
28f23191 JG |
590 | static inline struct ust_app *ust_app_create(struct ust_register_msg *msg __attribute__((unused)), |
591 | int sock __attribute__((unused))) | |
d0b96690 DG |
592 | { |
593 | return NULL; | |
594 | } | |
f46376a1 | 595 | |
28f23191 | 596 | static inline void ust_app_add(struct ust_app *app __attribute__((unused))) |
d0b96690 DG |
597 | { |
598 | } | |
f46376a1 | 599 | |
28f23191 | 600 | static inline void ust_app_notify_sock_unregister(int sock __attribute__((unused))) |
d88aee68 DG |
601 | { |
602 | } | |
f46376a1 | 603 | |
28f23191 JG |
604 | static inline ssize_t ust_app_push_metadata(lttng::sessiond::ust::registry_session *registry |
605 | __attribute__((unused)), | |
606 | struct consumer_socket *socket __attribute__((unused)), | |
607 | int send_zero_data __attribute__((unused))) | |
331744e3 JD |
608 | { |
609 | return 0; | |
610 | } | |
f46376a1 | 611 | |
28f23191 | 612 | static inline void ust_app_destroy(struct ust_app *app __attribute__((unused))) |
f45e313d DG |
613 | { |
614 | return; | |
615 | } | |
f46376a1 | 616 | |
28f23191 JG |
617 | static inline enum lttng_error_code |
618 | ust_app_snapshot_record(struct ltt_ust_session *usess __attribute__((unused)), | |
619 | const struct consumer_output *output __attribute__((unused)), | |
620 | uint64_t max_stream_size __attribute__((unused))) | |
5c786ded | 621 | { |
7966af57 | 622 | return LTTNG_ERR_UNK; |
5c786ded | 623 | } |
f46376a1 | 624 | |
28f23191 JG |
625 | static inline unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess |
626 | __attribute__((unused))) | |
6dc3064a DG |
627 | { |
628 | return 0; | |
629 | } | |
f46376a1 | 630 | |
28f23191 JG |
631 | static inline void ust_app_update_event_notifier_error_count(struct lttng_trigger *lttng_trigger |
632 | __attribute__((unused))) | |
533a90fb FD |
633 | { |
634 | return; | |
635 | } | |
f46376a1 | 636 | |
28f23191 | 637 | static inline int ust_app_supported(void) |
b51ec5b4 MD |
638 | { |
639 | return 0; | |
640 | } | |
f46376a1 | 641 | |
28f23191 | 642 | static inline bool ust_app_supports_notifiers(const struct ust_app *app __attribute__((unused))) |
783db316 MD |
643 | { |
644 | return false; | |
645 | } | |
f46376a1 | 646 | |
28f23191 | 647 | static inline bool ust_app_supports_counters(const struct ust_app *app __attribute__((unused))) |
783db316 MD |
648 | { |
649 | return false; | |
650 | } | |
f46376a1 | 651 | |
28f23191 | 652 | static inline struct ust_app *ust_app_find_by_sock(int sock __attribute__((unused))) |
f20baf8e DG |
653 | { |
654 | return NULL; | |
655 | } | |
f46376a1 | 656 | |
28f23191 | 657 | static inline struct ust_app *ust_app_find_by_pid(pid_t pid __attribute__((unused))) |
95b1d17c DG |
658 | { |
659 | return NULL; | |
660 | } | |
f46376a1 | 661 | |
28f23191 JG |
662 | static inline uint64_t |
663 | ust_app_get_size_one_more_packet_per_stream(const struct ltt_ust_session *usess | |
664 | __attribute__((unused)), | |
665 | uint64_t cur_nr_packets __attribute__((unused))) | |
666 | { | |
16f35901 JG |
667 | return 0; |
668 | } | |
f46376a1 | 669 | |
28f23191 JG |
670 | static inline int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id |
671 | __attribute__((unused)), | |
672 | struct cds_list_head *buffer_reg_uid_list | |
673 | __attribute__((unused)), | |
674 | struct consumer_output *consumer | |
675 | __attribute__((unused)), | |
676 | int overwrite __attribute__((unused)), | |
677 | uint64_t uchan_id __attribute__((unused)), | |
678 | uint64_t *discarded __attribute__((unused)), | |
679 | uint64_t *lost __attribute__((unused))) | |
fb83fe64 JD |
680 | { |
681 | return 0; | |
682 | } | |
683 | ||
28f23191 JG |
684 | static inline int |
685 | ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess __attribute__((unused)), | |
686 | struct ltt_ust_channel *uchan __attribute__((unused)), | |
687 | struct consumer_output *consumer __attribute__((unused)), | |
688 | int overwrite __attribute__((unused)), | |
689 | uint64_t *discarded __attribute__((unused)), | |
690 | uint64_t *lost __attribute__((unused))) | |
fb83fe64 JD |
691 | { |
692 | return 0; | |
693 | } | |
b51ec5b4 | 694 | |
28f23191 JG |
695 | static inline int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess |
696 | __attribute__((unused))) | |
6f698634 JG |
697 | { |
698 | return 0; | |
699 | } | |
700 | ||
28f23191 JG |
701 | static inline enum lttng_error_code ust_app_rotate_session(struct ltt_session *session |
702 | __attribute__((unused))) | |
5c408ad8 | 703 | { |
7966af57 | 704 | return LTTNG_ERR_UNK; |
5c408ad8 JD |
705 | } |
706 | ||
28f23191 JG |
707 | static inline enum lttng_error_code |
708 | ust_app_create_channel_subdirectories(const struct ltt_ust_session *session __attribute__((unused))) | |
d2956687 | 709 | { |
7966af57 | 710 | return LTTNG_ERR_UNK; |
d2956687 JG |
711 | } |
712 | ||
28f23191 JG |
713 | static inline int ust_app_release_object(struct ust_app *app __attribute__((unused)), |
714 | struct lttng_ust_abi_object_data *data | |
715 | __attribute__((unused))) | |
75018ab6 JG |
716 | { |
717 | return 0; | |
718 | } | |
719 | ||
28f23191 JG |
720 | static inline enum lttng_error_code ust_app_clear_session(struct ltt_session *session |
721 | __attribute__((unused))) | |
4a9b9759 | 722 | { |
7966af57 | 723 | return LTTNG_ERR_UNK; |
4a9b9759 MD |
724 | } |
725 | ||
28f23191 JG |
726 | static inline enum lttng_error_code ust_app_open_packets(struct ltt_session *session |
727 | __attribute__((unused))) | |
04ed9e10 | 728 | { |
7966af57 | 729 | return LTTNG_ERR_UNK; |
04ed9e10 JG |
730 | } |
731 | ||
74d0b642 | 732 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 | 733 | |
f6a9efaa | 734 | #endif /* _LTT_UST_APP_H */ |