sessiond: notification: receive incoming notifications from tracers
[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.h
CommitLineData
91d76f53 1/*
ab5be9fa
MJ
2 * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
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
c70636a7 14#include <common/uuid.h>
f20baf8e 15
44d3bd01 16#include "trace-ust.h"
d0b96690 17#include "ust-registry.h"
5c408ad8 18#include "session.h"
44d3bd01 19
b551a063
DG
20#define UST_APP_EVENT_LIST_SIZE 32
21
d88aee68
DG
22/* Process name (short). */
23#define UST_APP_PROCNAME_LEN 16
d0b96690 24
53a80697
MD
25struct lttng_filter_bytecode;
26struct lttng_ust_filter_bytecode;
27
7753dea8 28extern int ust_consumerd64_fd, ust_consumerd32_fd;
ba5d816e 29
d88aee68
DG
30/*
31 * Object used to close the notify socket in a call_rcu(). Since the
32 * application might not be found, we need an independant object containing the
33 * notify socket fd.
34 */
35struct ust_app_notify_sock_obj {
36 int fd;
37 struct rcu_head head;
38};
39
18eace3b
DG
40struct ust_app_ht_key {
41 const char *name;
51755dc8 42 const struct lttng_filter_bytecode *filter;
2106efa0 43 enum lttng_ust_loglevel_type loglevel_type;
51755dc8 44 const struct lttng_event_exclusion *exclusion;
18eace3b
DG
45};
46
099e26bd
DG
47/*
48 * Application registration data structure.
49 */
50struct ust_register_msg {
d0b96690 51 enum ustctl_socket_type type;
099e26bd
DG
52 uint32_t major;
53 uint32_t minor;
d0b96690
DG
54 uint32_t abi_major;
55 uint32_t abi_minor;
099e26bd
DG
56 pid_t pid;
57 pid_t ppid;
58 uid_t uid;
59 gid_t gid;
0df502fd 60 uint32_t bits_per_long;
d0b96690
DG
61 uint32_t uint8_t_alignment;
62 uint32_t uint16_t_alignment;
63 uint32_t uint32_t_alignment;
64 uint32_t uint64_t_alignment;
65 uint32_t long_alignment;
66 int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */
67 char name[LTTNG_UST_ABI_PROCNAME_LEN];
099e26bd
DG
68};
69
48842b30 70/*
852d0037
DG
71 * Global applications HT used by the session daemon. This table is indexed by
72 * PID using the pid_n node and pid value of an ust_app.
48842b30 73 */
44cdb3a2 74extern struct lttng_ht *ust_app_ht;
f6a9efaa 75
852d0037
DG
76/*
77 * Global applications HT used by the session daemon. This table is indexed by
78 * socket using the sock_n node and sock value of an ust_app.
12e22e8d
JG
79 *
80 * The 'sock' in question here is the 'command' socket.
852d0037 81 */
44cdb3a2 82extern struct lttng_ht *ust_app_ht_by_sock;
91d76f53 83
d0b96690
DG
84/*
85 * Global applications HT used by the session daemon. This table is indexed by
86 * socket using the notify_sock_n node and notify_sock value of an ust_app.
87 */
44cdb3a2 88extern struct lttng_ht *ust_app_ht_by_notify_sock;
d0b96690 89
030a66fa
DG
90/* Stream list containing ust_app_stream. */
91struct ust_app_stream_list {
92 unsigned int count;
93 struct cds_list_head head;
94};
95
55cc08a6
DG
96struct ust_app_ctx {
97 int handle;
bdf64013 98 struct lttng_ust_context_attr ctx;
55cc08a6 99 struct lttng_ust_object_data *obj;
bec39940 100 struct lttng_ht_node_ulong node;
31746f93 101 struct cds_list_head list;
55cc08a6
DG
102};
103
48842b30
DG
104struct ust_app_event {
105 int enabled;
106 int handle;
13161846 107 struct lttng_ust_object_data *obj;
284d8f55 108 struct lttng_ust_event attr;
48842b30 109 char name[LTTNG_UST_SYM_NAME_LEN];
bec39940 110 struct lttng_ht_node_str node;
51755dc8
JG
111 struct lttng_filter_bytecode *filter;
112 struct lttng_event_exclusion *exclusion;
48842b30
DG
113};
114
993578ff
JR
115struct ust_app_event_notifier_rule {
116 int enabled;
117 int handle;
118 struct lttng_ust_object_data *obj;
119 /* Holds a strong reference. */
120 struct lttng_event_rule *event_rule;
121 /* Unique ID returned by the tracer to identify this event notifier. */
122 uint64_t token;
123 struct lttng_ht_node_u64 node;
124 /* The event_rule object owns the filter. */
125 const struct lttng_filter_bytecode *filter;
126 /* Owned by this. */
127 struct lttng_event_exclusion *exclusion;
128 /* For delayed reclaim. */
129 struct rcu_head rcu_head;
130};
131
030a66fa
DG
132struct ust_app_stream {
133 int handle;
134 char pathname[PATH_MAX];
135 /* Format is %s_%d respectively channel name and CPU number. */
136 char name[DEFAULT_STREAM_NAME_LEN];
137 struct lttng_ust_object_data *obj;
138 /* Using a list of streams to keep order. */
139 struct cds_list_head list;
140};
141
48842b30
DG
142struct ust_app_channel {
143 int enabled;
144 int handle;
ffe60014
DG
145 /* Channel and streams were sent to the UST tracer. */
146 int is_sent;
dda154b8
JG
147 /*
148 * Unique key used to identify the channel on the consumer side.
149 * 0 is a reserved 'invalid' value used to indicate that the consumer
a9577b76 150 * does not know about this channel (i.e. an error occurred).
dda154b8 151 */
d88aee68 152 uint64_t key;
7972aab2
DG
153 /* Id of the tracing channel set on creation. */
154 uint64_t tracing_channel_id;
ffe60014
DG
155 /* Number of stream that this channel is expected to receive. */
156 unsigned int expected_stream_count;
48842b30 157 char name[LTTNG_UST_SYM_NAME_LEN];
13161846 158 struct lttng_ust_object_data *obj;
ffe60014 159 struct ustctl_consumer_channel_attr attr;
030a66fa 160 struct ust_app_stream_list streams;
d0b96690
DG
161 /* Session pointer that owns this object. */
162 struct ust_app_session *session;
31746f93
DG
163 /*
164 * Contexts are kept in a hash table for fast lookup and in an ordered list
165 * so we are able to enable them on the tracer side in the same order the
166 * user added them.
167 */
bec39940 168 struct lttng_ht *ctx;
31746f93
DG
169 struct cds_list_head ctx_list;
170
bec39940 171 struct lttng_ht *events;
1624d5b7
JD
172 uint64_t tracefile_size;
173 uint64_t tracefile_count;
e9404c27 174 uint64_t monitor_timer_interval;
d0b96690
DG
175 /*
176 * Node indexed by channel name in the channels' hash table of a session.
177 */
bec39940 178 struct lttng_ht_node_str node;
d0b96690
DG
179 /*
180 * Node indexed by UST channel object descriptor (handle). Stored in the
181 * ust_objd hash table in the ust_app object.
182 */
183 struct lttng_ht_node_ulong ust_objd_node;
36b588ed
MD
184 /* For delayed reclaim */
185 struct rcu_head rcu_head;
48842b30
DG
186};
187
188struct ust_app_session {
d0b96690
DG
189 /*
190 * Lock protecting this session's ust app interaction. Held
191 * across command send/recv to/from app. Never nests within the
192 * session registry lock.
193 */
194 pthread_mutex_t lock;
195
48842b30 196 int enabled;
8be98f9a
MD
197 /* started: has the session been in started state at any time ? */
198 int started; /* allows detection of start vs restart. */
a991f516 199 int handle; /* used has unique identifier for app session */
7972aab2 200
b161602a
MD
201 bool deleted; /* Session deleted flag. Check with lock held. */
202
7972aab2
DG
203 /*
204 * Tracing session ID. Multiple ust app session can have the same tracing
205 * session id making this value NOT unique to the object.
206 */
d9bf3ca4 207 uint64_t tracing_id;
7972aab2 208 uint64_t id; /* Unique session identifier */
bec39940 209 struct lttng_ht *channels; /* Registered channels */
d9bf3ca4 210 struct lttng_ht_node_u64 node;
10b56aef
MD
211 /*
212 * Node indexed by UST session object descriptor (handle). Stored in the
213 * ust_sessions_objd hash table in the ust_app object.
214 */
215 struct lttng_ht_node_ulong ust_objd_node;
d2956687 216 /* Starts with 'ust'; no leading slash. */
bec39940 217 char path[PATH_MAX];
7972aab2 218 /* UID/GID of the application owning the session */
470cc211 219 struct lttng_credentials real_credentials;
7972aab2 220 /* Effective UID and GID. Same as the tracing session. */
470cc211 221 struct lttng_credentials effective_credentials;
d42f20df 222 struct cds_list_head teardown_node;
d88aee68
DG
223 /*
224 * Once at least *one* session is created onto the application, the
225 * corresponding consumer is set so we can use it on unregistration.
226 */
227 struct consumer_output *consumer;
7972aab2
DG
228 enum lttng_buffer_type buffer_type;
229 /* ABI of the session. Same value as the application. */
230 uint32_t bits_per_long;
36b588ed
MD
231 /* For delayed reclaim */
232 struct rcu_head rcu_head;
2bba9e53
DG
233 /* If the channel's streams have to be outputed or not. */
234 unsigned int output_traces;
ecc48a90 235 unsigned int live_timer_interval; /* usec */
ad7a9107
DG
236
237 /* Metadata channel attributes. */
238 struct ustctl_consumer_channel_attr metadata_attr;
d7ba1388 239
3d071855 240 char root_shm_path[PATH_MAX];
d7ba1388 241 char shm_path[PATH_MAX];
48842b30
DG
242};
243
f6a9efaa
DG
244/*
245 * Registered traceable applications. Libust registers to the session daemon
050349bb 246 * and a linked list is kept of all running traceable app.
91d76f53 247 */
56fff090 248struct ust_app {
852d0037 249 int sock;
fb45065e
MD
250 pthread_mutex_t sock_lock; /* Protects sock protocol. */
251
d0b96690 252 int notify_sock;
852d0037 253 pid_t pid;
099e26bd
DG
254 pid_t ppid;
255 uid_t uid; /* User ID that owns the apps */
aea829b3 256 gid_t gid; /* Group ID that owns the apps */
d0b96690
DG
257
258 /* App ABI */
259 uint32_t bits_per_long;
260 uint32_t uint8_t_alignment;
261 uint32_t uint16_t_alignment;
262 uint32_t uint32_t_alignment;
263 uint32_t uint64_t_alignment;
264 uint32_t long_alignment;
265 int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */
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. */
270 struct lttng_ust_tracer_version version;
d0b96690
DG
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 */
320 struct lttng_ust_object_data *object;
321 struct lttng_pipe *event_pipe;
322 } event_notifier_group;
993578ff
JR
323 /*
324 * Hashtable indexing the application's event notifier rule's
325 * (ust_app_event_notifier_rule) by their token's value.
326 */
327 struct lttng_ht *token_to_event_notifier_rule_ht;
91d76f53
DG
328};
329
74d0b642 330#ifdef HAVE_LIBLTTNG_UST_CTL
3bd1e081 331
56fff090 332int ust_app_register(struct ust_register_msg *msg, int sock);
fb45065e 333int ust_app_register_done(struct ust_app *app);
d0b96690 334int ust_app_version(struct ust_app *app);
56fff090 335void ust_app_unregister(int sock);
421cb601 336int ust_app_start_trace_all(struct ltt_ust_session *usess);
8be98f9a 337int ust_app_stop_trace_all(struct ltt_ust_session *usess);
84cd17c6 338int ust_app_destroy_trace_all(struct ltt_ust_session *usess);
b551a063 339int ust_app_list_events(struct lttng_event **events);
f37d259d 340int ust_app_list_event_fields(struct lttng_event_field **fields);
35a9059d
DG
341int ust_app_create_event_glb(struct ltt_ust_session *usess,
342 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
343int ust_app_disable_channel_glb(struct ltt_ust_session *usess,
78f0bacd 344 struct ltt_ust_channel *uchan);
35a9059d 345int ust_app_enable_channel_glb(struct ltt_ust_session *usess,
78f0bacd 346 struct ltt_ust_channel *uchan);
35a9059d 347int ust_app_enable_event_glb(struct ltt_ust_session *usess,
edb67388 348 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
35a9059d
DG
349int ust_app_disable_event_glb(struct ltt_ust_session *usess,
350 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
55cc08a6
DG
351int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
352 struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx);
a9ad0c8f
MD
353void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app);
354void ust_app_global_update_all(struct ltt_ust_session *usess);
993578ff
JR
355void ust_app_global_update_event_notifier_rules(struct ust_app *app);
356void ust_app_global_update_all_event_notifier_rules(void);
91d76f53 357
56fff090 358void ust_app_clean_list(void);
57703f6e 359int ust_app_ht_alloc(void);
f6a9efaa 360struct ust_app *ust_app_find_by_pid(pid_t pid);
ffe60014 361struct ust_app_stream *ust_app_alloc_stream(void);
d0b96690
DG
362int ust_app_recv_registration(int sock, struct ust_register_msg *msg);
363int ust_app_recv_notify(int sock);
364void ust_app_add(struct ust_app *app);
365struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock);
d88aee68 366void ust_app_notify_sock_unregister(int sock);
331744e3
JD
367ssize_t ust_app_push_metadata(struct ust_registry_session *registry,
368 struct consumer_socket *socket, int send_zero_data);
f45e313d 369void ust_app_destroy(struct ust_app *app);
fb9a95c4
JG
370enum lttng_error_code ust_app_snapshot_record(
371 const struct ltt_ust_session *usess,
348a81dc 372 const struct consumer_output *output, int wait,
d07ceecd 373 uint64_t nb_packets_per_stream);
16f35901 374uint64_t ust_app_get_size_one_more_packet_per_stream(
fb9a95c4 375 const struct ltt_ust_session *usess, uint64_t cur_nr_packets);
f20baf8e 376struct ust_app *ust_app_find_by_sock(int sock);
fb83fe64
JD
377int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id,
378 struct cds_list_head *buffer_reg_uid_list,
379 struct consumer_output *consumer, uint64_t uchan_id,
380 int overwrite, uint64_t *discarded, uint64_t *lost);
381int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess,
382 struct ltt_ust_channel *uchan,
383 struct consumer_output *consumer,
384 int overwrite, uint64_t *discarded, uint64_t *lost);
c2561365 385int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess);
6f6d3b69 386enum lttng_error_code ust_app_rotate_session(struct ltt_session *session);
d2956687
JG
387enum lttng_error_code ust_app_create_channel_subdirectories(
388 const struct ltt_ust_session *session);
75018ab6
JG
389int ust_app_release_object(struct ust_app *app,
390 struct lttng_ust_object_data *data);
4a9b9759 391enum lttng_error_code ust_app_clear_session(struct ltt_session *session);
04ed9e10 392enum lttng_error_code ust_app_open_packets(struct ltt_session *session);
44d3bd01 393
da873412
JR
394int ust_app_setup_event_notifier_group(struct ust_app *app);
395
b51ec5b4
MD
396static inline
397int ust_app_supported(void)
398{
399 return 1;
400}
401
74d0b642 402#else /* HAVE_LIBLTTNG_UST_CTL */
3bd1e081 403
cc920def
DG
404static inline
405int ust_app_destroy_trace_all(struct ltt_ust_session *usess)
406{
407 return 0;
408}
d974f197 409static inline
421cb601
DG
410int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app)
411{
412 return 0;
413}
414static inline
415int ust_app_start_trace_all(struct ltt_ust_session *usess)
d974f197 416{
5cf5d0e7 417 return 0;
d974f197 418}
3bd1e081 419static inline
cc920def
DG
420int ust_app_stop_trace_all(struct ltt_ust_session *usess)
421{
422 return 0;
423}
424static inline
b551a063
DG
425int ust_app_list_events(struct lttng_event **events)
426{
db7c0497 427 return -ENOSYS;
b551a063
DG
428}
429static inline
da0bdb87
MD
430int ust_app_list_event_fields(struct lttng_event_field **fields)
431{
432 return -ENOSYS;
433}
434static inline
3bd1e081
MD
435int ust_app_register(struct ust_register_msg *msg, int sock)
436{
437 return -ENOSYS;
438}
439static inline
fb45065e 440int ust_app_register_done(struct ust_app *app)
f2ca2e25
GF
441{
442 return -ENOSYS;
443}
444static inline
d0b96690
DG
445int ust_app_version(struct ust_app *app)
446{
447 return -ENOSYS;
448}
449static inline
3bd1e081
MD
450void ust_app_unregister(int sock)
451{
452}
453static inline
3bd1e081
MD
454void ust_app_lock_list(void)
455{
456}
457static inline
458void ust_app_unlock_list(void)
459{
460}
461static inline
462void ust_app_clean_list(void)
463{
464}
465static inline
466struct ust_app_list *ust_app_get_list(void)
467{
468 return NULL;
469}
470static inline
471struct ust_app *ust_app_get_by_pid(pid_t pid)
472{
473 return NULL;
474}
48842b30 475static inline
12a84043
JG
476int ust_app_ht_alloc(void)
477{
478 return 0;
479}
cc920def 480static inline
3646a051 481void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app)
cc920def
DG
482{}
483static inline
993578ff
JR
484void ust_app_global_update_event_notifier_rules(struct ust_app *app)
485{}
486static inline
487void ust_app_global_update_all_event_notifier_rules(void)
da873412
JR
488{}
489static inline
490int ust_app_setup_event_notifier_group(struct ust_app *app)
491{
492 return 0;
493}
494static inline
35a9059d 495int ust_app_disable_channel_glb(struct ltt_ust_session *usess,
cc920def 496 struct ltt_ust_channel *uchan)
d974f197 497{
cc920def 498 return 0;
d974f197 499}
487cf67c 500static inline
35a9059d 501int ust_app_enable_channel_glb(struct ltt_ust_session *usess,
cc920def 502 struct ltt_ust_channel *uchan)
487cf67c 503{
cc920def
DG
504 return 0;
505}
506static inline
35a9059d
DG
507int ust_app_create_event_glb(struct ltt_ust_session *usess,
508 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
509{
510 return 0;
511}
512static inline
513int ust_app_disable_event_glb(struct ltt_ust_session *usess,
cc920def
DG
514 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
515{
516 return 0;
487cf67c 517}
edb67388 518static inline
35a9059d 519int ust_app_enable_event_glb(struct ltt_ust_session *usess,
edb67388
DG
520 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
521{
522 return 0;
523}
55cc08a6 524static inline
55cc08a6
DG
525int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
526 struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx)
527{
528 return 0;
529}
76d45b40
DG
530static inline
531int ust_app_enable_event_pid(struct ltt_ust_session *usess,
532 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent,
533 pid_t pid)
534{
535 return 0;
536}
7f79d3a1 537static inline
d0b96690
DG
538int ust_app_recv_registration(int sock, struct ust_register_msg *msg)
539{
540 return 0;
541}
542static inline
543int ust_app_recv_notify(int sock)
4466912f
DG
544{
545 return 0;
546}
d0b96690
DG
547static inline
548struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock)
549{
550 return NULL;
551}
552static inline
553void ust_app_add(struct ust_app *app)
554{
555}
d88aee68
DG
556static inline
557void ust_app_notify_sock_unregister(int sock)
558{
559}
331744e3
JD
560static inline
561ssize_t ust_app_push_metadata(struct ust_registry_session *registry,
562 struct consumer_socket *socket, int send_zero_data)
563{
564 return 0;
565}
f45e313d
DG
566static inline
567void ust_app_destroy(struct ust_app *app)
568{
569 return;
570}
6dc3064a 571static inline
9a654598 572enum lttng_error_code ust_app_snapshot_record(struct ltt_ust_session *usess,
3637639a 573 const struct consumer_output *output, int wait, uint64_t max_stream_size)
5c786ded
JD
574{
575 return 0;
576}
577static inline
578unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess)
6dc3064a
DG
579{
580 return 0;
581}
48842b30 582
b51ec5b4
MD
583static inline
584int ust_app_supported(void)
585{
586 return 0;
587}
f20baf8e
DG
588static inline
589struct ust_app *ust_app_find_by_sock(int sock)
590{
591 return NULL;
592}
95b1d17c
DG
593static inline
594struct ust_app *ust_app_find_by_pid(pid_t pid)
595{
596 return NULL;
597}
16f35901
JG
598static inline
599uint64_t ust_app_get_size_one_more_packet_per_stream(
1f4fc770 600 const struct ltt_ust_session *usess, uint64_t cur_nr_packets) {
16f35901
JG
601 return 0;
602}
fb83fe64
JD
603static inline
604int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id,
605 struct cds_list_head *buffer_reg_uid_list,
606 struct consumer_output *consumer, int overwrite,
607 uint64_t uchan_id, uint64_t *discarded, uint64_t *lost)
608{
609 return 0;
610}
611
612static inline
613int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess,
614 struct ltt_ust_channel *uchan,
615 struct consumer_output *consumer,
616 int overwrite, uint64_t *discarded, uint64_t *lost)
617{
618 return 0;
619}
b51ec5b4 620
6f698634
JG
621static inline
622int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess)
623{
624 return 0;
625}
626
5c408ad8 627static inline
d5a1b7aa 628enum lttng_error_code ust_app_rotate_session(struct ltt_session *session)
5c408ad8
JD
629{
630 return 0;
631}
632
d2956687
JG
633static inline
634enum lttng_error_code ust_app_create_channel_subdirectories(
635 const struct ltt_ust_session *session)
636{
637 return 0;
638}
639
75018ab6
JG
640static inline
641int ust_app_release_object(struct ust_app *app, struct lttng_ust_object_data *data)
642{
643 return 0;
644}
645
4a9b9759
MD
646static inline
647enum lttng_error_code ust_app_clear_session(struct ltt_session *session)
648{
649 return 0;
650}
651
04ed9e10
JG
652static inline
653enum lttng_error_code ust_app_open_packets(struct ltt_session *session)
654{
655 return 0;
656}
657
74d0b642 658#endif /* HAVE_LIBLTTNG_UST_CTL */
3bd1e081 659
f6a9efaa 660#endif /* _LTT_UST_APP_H */
This page took 0.101382 seconds and 4 git commands to generate.