clang-tidy: add a subset of cppcoreguidelines and other style checks
[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.hpp
CommitLineData
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"
b6bbb1d6 22#include "ust-field-convert.hpp"
44d3bd01 23
b551a063
DG
24#define UST_APP_EVENT_LIST_SIZE 32
25
d88aee68
DG
26/* Process name (short). */
27#define UST_APP_PROCNAME_LEN 16
d0b96690 28
2b00d462 29struct lttng_bytecode;
53a80697
MD
30struct lttng_ust_filter_bytecode;
31
412d7227 32extern 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 */
39struct ust_app_notify_sock_obj {
40 int fd;
41 struct rcu_head head;
42};
43
18eace3b
DG
44struct 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;
51755dc8 48 const struct lttng_event_exclusion *exclusion;
18eace3b
DG
49};
50
099e26bd
DG
51/*
52 * Application registration data structure.
53 */
54struct ust_register_msg {
b623cb6a 55 enum lttng_ust_ctl_socket_type type;
099e26bd
DG
56 uint32_t major;
57 uint32_t minor;
d0b96690
DG
58 uint32_t abi_major;
59 uint32_t abi_minor;
099e26bd
DG
60 pid_t pid;
61 pid_t ppid;
62 uid_t uid;
63 gid_t gid;
0df502fd 64 uint32_t bits_per_long;
d0b96690
DG
65 uint32_t uint8_t_alignment;
66 uint32_t uint16_t_alignment;
67 uint32_t uint32_t_alignment;
68 uint32_t uint64_t_alignment;
69 uint32_t long_alignment;
70 int byte_order; /* BIG_ENDIAN or LITTLE_ENDIAN */
71 char name[LTTNG_UST_ABI_PROCNAME_LEN];
099e26bd
DG
72};
73
48842b30 74/*
852d0037
DG
75 * Global applications HT used by the session daemon. This table is indexed by
76 * PID using the pid_n node and pid value of an ust_app.
48842b30 77 */
44cdb3a2 78extern struct lttng_ht *ust_app_ht;
f6a9efaa 79
852d0037
DG
80/*
81 * Global applications HT used by the session daemon. This table is indexed by
82 * socket using the sock_n node and sock value of an ust_app.
12e22e8d
JG
83 *
84 * The 'sock' in question here is the 'command' socket.
852d0037 85 */
44cdb3a2 86extern struct lttng_ht *ust_app_ht_by_sock;
91d76f53 87
d0b96690
DG
88/*
89 * Global applications HT used by the session daemon. This table is indexed by
90 * socket using the notify_sock_n node and notify_sock value of an ust_app.
91 */
44cdb3a2 92extern struct lttng_ht *ust_app_ht_by_notify_sock;
d0b96690 93
030a66fa
DG
94/* Stream list containing ust_app_stream. */
95struct ust_app_stream_list {
96 unsigned int count;
97 struct cds_list_head head;
98};
99
55cc08a6
DG
100struct ust_app_ctx {
101 int handle;
bdf64013 102 struct lttng_ust_context_attr ctx;
fc4b93fa 103 struct lttng_ust_abi_object_data *obj;
bec39940 104 struct lttng_ht_node_ulong node;
31746f93 105 struct cds_list_head list;
55cc08a6
DG
106};
107
48842b30
DG
108struct ust_app_event {
109 int enabled;
110 int handle;
fc4b93fa
MD
111 struct lttng_ust_abi_object_data *obj;
112 struct lttng_ust_abi_event attr;
113 char name[LTTNG_UST_ABI_SYM_NAME_LEN];
bec39940 114 struct lttng_ht_node_str node;
2b00d462 115 struct lttng_bytecode *filter;
51755dc8 116 struct lttng_event_exclusion *exclusion;
48842b30
DG
117};
118
993578ff
JR
119struct ust_app_event_notifier_rule {
120 int enabled;
533a90fb 121 uint64_t error_counter_index;
993578ff 122 int handle;
fc4b93fa 123 struct lttng_ust_abi_object_data *obj;
993578ff 124 /* Holds a strong reference. */
267d66aa 125 struct lttng_trigger *trigger;
993578ff
JR
126 /* Unique ID returned by the tracer to identify this event notifier. */
127 uint64_t token;
128 struct lttng_ht_node_u64 node;
267d66aa 129 /* The trigger object owns the filter. */
2b00d462 130 const struct lttng_bytecode *filter;
993578ff
JR
131 /* Owned by this. */
132 struct lttng_event_exclusion *exclusion;
133 /* For delayed reclaim. */
134 struct rcu_head rcu_head;
135};
136
030a66fa
DG
137struct ust_app_stream {
138 int handle;
139 char pathname[PATH_MAX];
140 /* Format is %s_%d respectively channel name and CPU number. */
141 char name[DEFAULT_STREAM_NAME_LEN];
fc4b93fa 142 struct lttng_ust_abi_object_data *obj;
030a66fa
DG
143 /* Using a list of streams to keep order. */
144 struct cds_list_head list;
145};
146
48842b30
DG
147struct ust_app_channel {
148 int enabled;
149 int handle;
dda154b8
JG
150 /*
151 * Unique key used to identify the channel on the consumer side.
152 * 0 is a reserved 'invalid' value used to indicate that the consumer
a9577b76 153 * does not know about this channel (i.e. an error occurred).
dda154b8 154 */
d88aee68 155 uint64_t key;
7972aab2
DG
156 /* Id of the tracing channel set on creation. */
157 uint64_t tracing_channel_id;
ffe60014
DG
158 /* Number of stream that this channel is expected to receive. */
159 unsigned int expected_stream_count;
fc4b93fa
MD
160 char name[LTTNG_UST_ABI_SYM_NAME_LEN];
161 struct lttng_ust_abi_object_data *obj;
b623cb6a 162 struct lttng_ust_ctl_consumer_channel_attr attr;
030a66fa 163 struct ust_app_stream_list streams;
d0b96690
DG
164 /* Session pointer that owns this object. */
165 struct ust_app_session *session;
31746f93
DG
166 /*
167 * Contexts are kept in a hash table for fast lookup and in an ordered list
168 * so we are able to enable them on the tracer side in the same order the
169 * user added them.
170 */
bec39940 171 struct lttng_ht *ctx;
31746f93
DG
172 struct cds_list_head ctx_list;
173
bec39940 174 struct lttng_ht *events;
1624d5b7
JD
175 uint64_t tracefile_size;
176 uint64_t tracefile_count;
e9404c27 177 uint64_t monitor_timer_interval;
d0b96690
DG
178 /*
179 * Node indexed by channel name in the channels' hash table of a session.
180 */
bec39940 181 struct lttng_ht_node_str node;
d0b96690
DG
182 /*
183 * Node indexed by UST channel object descriptor (handle). Stored in the
184 * ust_objd hash table in the ust_app object.
185 */
186 struct lttng_ht_node_ulong ust_objd_node;
36b588ed
MD
187 /* For delayed reclaim */
188 struct rcu_head rcu_head;
48842b30
DG
189};
190
191struct ust_app_session {
d0b96690
DG
192 /*
193 * Lock protecting this session's ust app interaction. Held
194 * across command send/recv to/from app. Never nests within the
195 * session registry lock.
196 */
197 pthread_mutex_t lock;
198
48842b30 199 int enabled;
8be98f9a
MD
200 /* started: has the session been in started state at any time ? */
201 int started; /* allows detection of start vs restart. */
a991f516 202 int handle; /* used has unique identifier for app session */
7972aab2 203
b161602a
MD
204 bool deleted; /* Session deleted flag. Check with lock held. */
205
7972aab2
DG
206 /*
207 * Tracing session ID. Multiple ust app session can have the same tracing
208 * session id making this value NOT unique to the object.
209 */
d9bf3ca4 210 uint64_t tracing_id;
7972aab2 211 uint64_t id; /* Unique session identifier */
bec39940 212 struct lttng_ht *channels; /* Registered channels */
d9bf3ca4 213 struct lttng_ht_node_u64 node;
10b56aef
MD
214 /*
215 * Node indexed by UST session object descriptor (handle). Stored in the
216 * ust_sessions_objd hash table in the ust_app object.
217 */
218 struct lttng_ht_node_ulong ust_objd_node;
d2956687 219 /* Starts with 'ust'; no leading slash. */
bec39940 220 char path[PATH_MAX];
7972aab2 221 /* UID/GID of the application owning the session */
470cc211 222 struct lttng_credentials real_credentials;
7972aab2 223 /* Effective UID and GID. Same as the tracing session. */
470cc211 224 struct lttng_credentials effective_credentials;
d42f20df 225 struct cds_list_head teardown_node;
d88aee68
DG
226 /*
227 * Once at least *one* session is created onto the application, the
228 * corresponding consumer is set so we can use it on unregistration.
229 */
230 struct consumer_output *consumer;
7972aab2
DG
231 enum lttng_buffer_type buffer_type;
232 /* ABI of the session. Same value as the application. */
233 uint32_t bits_per_long;
36b588ed
MD
234 /* For delayed reclaim */
235 struct rcu_head rcu_head;
2bba9e53
DG
236 /* If the channel's streams have to be outputed or not. */
237 unsigned int output_traces;
ecc48a90 238 unsigned int live_timer_interval; /* usec */
ad7a9107
DG
239
240 /* Metadata channel attributes. */
b623cb6a 241 struct lttng_ust_ctl_consumer_channel_attr metadata_attr;
d7ba1388 242
3d071855 243 char root_shm_path[PATH_MAX];
d7ba1388 244 char shm_path[PATH_MAX];
48842b30
DG
245};
246
f6a9efaa
DG
247/*
248 * Registered traceable applications. Libust registers to the session daemon
050349bb 249 * and a linked list is kept of all running traceable app.
91d76f53 250 */
56fff090 251struct ust_app {
852d0037 252 int sock;
fb45065e
MD
253 pthread_mutex_t sock_lock; /* Protects sock protocol. */
254
d0b96690 255 int notify_sock;
852d0037 256 pid_t pid;
099e26bd
DG
257 pid_t ppid;
258 uid_t uid; /* User ID that owns the apps */
aea829b3 259 gid_t gid; /* Group ID that owns the apps */
d0b96690 260
d7bfb9b0
JG
261 /* App ABI. */
262 lttng::sessiond::trace::abi abi;
d0b96690 263
e0c7ec2b
DG
264 int compatible; /* If the lttng-ust tracer version does not match the
265 supported version of the session daemon, this flag is
266 set to 0 (NOT compatible) else 1. */
fc4b93fa 267 struct lttng_ust_abi_tracer_version version;
d0b96690
DG
268 uint32_t v_major; /* Version major number */
269 uint32_t v_minor; /* Version minor number */
d88aee68
DG
270 /* Extra for the NULL byte. */
271 char name[UST_APP_PROCNAME_LEN + 1];
7972aab2
DG
272 /* Type of buffer this application uses. */
273 enum lttng_buffer_type buffer_type;
bec39940 274 struct lttng_ht *sessions;
852d0037
DG
275 struct lttng_ht_node_ulong pid_n;
276 struct lttng_ht_node_ulong sock_n;
d0b96690 277 struct lttng_ht_node_ulong notify_sock_n;
d42f20df
DG
278 /*
279 * This is a list of ust app session that, once the app is going into
280 * teardown mode, in the RCU call, each node in this list is removed and
281 * deleted.
282 *
283 * Element of the list are added when an application unregisters after each
284 * ht_del of ust_app_session associated to this app. This list is NOT used
285 * when a session is destroyed.
286 */
287 struct cds_list_head teardown_head;
d0b96690
DG
288 /*
289 * Hash table containing ust_app_channel indexed by channel objd.
290 */
291 struct lttng_ht *ust_objd;
10b56aef
MD
292 /*
293 * Hash table containing ust_app_session indexed by objd.
294 */
295 struct lttng_ht *ust_sessions_objd;
022d91ba 296
f20baf8e 297 /*
022d91ba
DG
298 * If this application is of the agent domain and this is non negative then
299 * a lookup MUST be done to acquire a read side reference to the
300 * corresponding agent app object. If the lookup fails, this should be set
301 * to a negative value indicating that the agent application is gone.
f20baf8e 302 */
022d91ba 303 int agent_app_sock;
940c4592
JR
304 /*
305 * Time at which the app is registred.
306 * Used for path creation
307 */
308 time_t registration_time;
da873412
JR
309 /*
310 * Event notifier
311 */
312 struct {
313 /*
314 * Handle to the lttng_ust object representing the event
315 * notifier group.
316 */
fc4b93fa 317 struct lttng_ust_abi_object_data *object;
da873412 318 struct lttng_pipe *event_pipe;
533a90fb
FD
319 struct lttng_ust_abi_object_data *counter;
320 struct lttng_ust_abi_object_data **counter_cpu;
321 int nr_counter_cpu;
da873412 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;
b6bbb1d6
JG
328
329 lttng::sessiond::ust::ctl_field_quirks ctl_field_quirks() const;
91d76f53
DG
330};
331
11bcbf89
JG
332/*
333 * Due to a bug in g++ < 7.1, this specialization must be enclosed in the fmt namespace,
334 * see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56480.
335 */
e2c2bec2 336namespace fmt {
d7bfb9b0 337template <>
e2c2bec2 338struct formatter<ust_app> : formatter<std::string> {
31375c42
JG
339 template <typename FormatContextType>
340 typename FormatContextType::iterator format(const ust_app& app, FormatContextType& ctx)
d7bfb9b0 341 {
e2c2bec2 342 return format_to(ctx.out(),
d7bfb9b0
JG
343 "{{ procname = `{}`, ppid = {}, pid = {}, uid = {}, gid = {}, version = {}.{}, registration time = {} }}",
344 app.name, app.ppid, app.pid, app.uid, app.gid, app.v_major,
345 app.v_minor,
346 lttng::utils::time_to_iso8601_str(app.registration_time));
347 }
348};
e2c2bec2 349} /* namespace fmt */
d7bfb9b0 350
74d0b642 351#ifdef HAVE_LIBLTTNG_UST_CTL
3bd1e081 352
56fff090 353int ust_app_register(struct ust_register_msg *msg, int sock);
fb45065e 354int ust_app_register_done(struct ust_app *app);
d0b96690 355int ust_app_version(struct ust_app *app);
56fff090 356void ust_app_unregister(int sock);
421cb601 357int ust_app_start_trace_all(struct ltt_ust_session *usess);
8be98f9a 358int ust_app_stop_trace_all(struct ltt_ust_session *usess);
84cd17c6 359int ust_app_destroy_trace_all(struct ltt_ust_session *usess);
b551a063 360int ust_app_list_events(struct lttng_event **events);
f37d259d 361int ust_app_list_event_fields(struct lttng_event_field **fields);
35a9059d
DG
362int ust_app_create_event_glb(struct ltt_ust_session *usess,
363 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
364int ust_app_disable_channel_glb(struct ltt_ust_session *usess,
78f0bacd 365 struct ltt_ust_channel *uchan);
35a9059d 366int ust_app_enable_channel_glb(struct ltt_ust_session *usess,
78f0bacd 367 struct ltt_ust_channel *uchan);
35a9059d 368int ust_app_enable_event_glb(struct ltt_ust_session *usess,
edb67388 369 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
35a9059d
DG
370int ust_app_disable_event_glb(struct ltt_ust_session *usess,
371 struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
55cc08a6
DG
372int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
373 struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx);
a9ad0c8f
MD
374void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app);
375void ust_app_global_update_all(struct ltt_ust_session *usess);
993578ff 376void ust_app_global_update_event_notifier_rules(struct ust_app *app);
cd9adb8b 377void ust_app_global_update_all_event_notifier_rules();
91d76f53 378
cd9adb8b
JG
379void ust_app_clean_list();
380int ust_app_ht_alloc();
f6a9efaa 381struct ust_app *ust_app_find_by_pid(pid_t pid);
cd9adb8b 382struct ust_app_stream *ust_app_alloc_stream();
d0b96690
DG
383int ust_app_recv_registration(int sock, struct ust_register_msg *msg);
384int ust_app_recv_notify(int sock);
385void ust_app_add(struct ust_app *app);
386struct ust_app *ust_app_create(struct ust_register_msg *msg, int sock);
d88aee68 387void ust_app_notify_sock_unregister(int sock);
b0f2e8db 388ssize_t ust_app_push_metadata(const lttng::sessiond::ust::registry_session::locked_ptr& registry,
d7bfb9b0
JG
389 struct consumer_socket *socket,
390 int send_zero_data);
f45e313d 391void ust_app_destroy(struct ust_app *app);
fb9a95c4
JG
392enum lttng_error_code ust_app_snapshot_record(
393 const struct ltt_ust_session *usess,
f46376a1 394 const struct consumer_output *output,
d07ceecd 395 uint64_t nb_packets_per_stream);
16f35901 396uint64_t ust_app_get_size_one_more_packet_per_stream(
fb9a95c4 397 const struct ltt_ust_session *usess, uint64_t cur_nr_packets);
f20baf8e 398struct ust_app *ust_app_find_by_sock(int sock);
fb83fe64
JD
399int ust_app_uid_get_channel_runtime_stats(uint64_t ust_session_id,
400 struct cds_list_head *buffer_reg_uid_list,
401 struct consumer_output *consumer, uint64_t uchan_id,
402 int overwrite, uint64_t *discarded, uint64_t *lost);
403int ust_app_pid_get_channel_runtime_stats(struct ltt_ust_session *usess,
404 struct ltt_ust_channel *uchan,
405 struct consumer_output *consumer,
406 int overwrite, uint64_t *discarded, uint64_t *lost);
c2561365 407int ust_app_regenerate_statedump_all(struct ltt_ust_session *usess);
6f6d3b69 408enum lttng_error_code ust_app_rotate_session(struct ltt_session *session);
d2956687
JG
409enum lttng_error_code ust_app_create_channel_subdirectories(
410 const struct ltt_ust_session *session);
75018ab6 411int ust_app_release_object(struct ust_app *app,
fc4b93fa 412 struct lttng_ust_abi_object_data *data);
4a9b9759 413enum lttng_error_code ust_app_clear_session(struct ltt_session *session);
04ed9e10 414enum lttng_error_code ust_app_open_packets(struct ltt_session *session);
44d3bd01 415
da873412
JR
416int ust_app_setup_event_notifier_group(struct ust_app *app);
417
b51ec5b4 418static inline
cd9adb8b 419int ust_app_supported()
b51ec5b4
MD
420{
421 return 1;
422}
423
783db316
MD
424bool ust_app_supports_notifiers(const struct ust_app *app);
425bool ust_app_supports_counters(const struct ust_app *app);
426
74d0b642 427#else /* HAVE_LIBLTTNG_UST_CTL */
3bd1e081 428
cc920def 429static inline
f46376a1
MJ
430int ust_app_destroy_trace_all(
431 struct ltt_ust_session *usess __attribute__((unused)))
cc920def
DG
432{
433 return 0;
434}
f46376a1 435
d974f197 436static inline
f46376a1
MJ
437int ust_app_start_trace(
438 struct ltt_ust_session *usess __attribute__((unused)),
439 struct ust_app *app __attribute__((unused)))
421cb601
DG
440{
441 return 0;
442}
f46376a1 443
421cb601 444static inline
f46376a1
MJ
445int ust_app_start_trace_all(
446 struct ltt_ust_session *usess __attribute__((unused)))
d974f197 447{
5cf5d0e7 448 return 0;
d974f197 449}
f46376a1 450
3bd1e081 451static inline
f46376a1
MJ
452int ust_app_stop_trace_all(
453 struct ltt_ust_session *usess __attribute__((unused)))
cc920def
DG
454{
455 return 0;
456}
f46376a1 457
cc920def 458static inline
f46376a1
MJ
459int ust_app_list_events(
460 struct lttng_event **events __attribute__((unused)))
b551a063 461{
db7c0497 462 return -ENOSYS;
b551a063 463}
f46376a1 464
b551a063 465static inline
f46376a1
MJ
466int ust_app_list_event_fields(
467 struct lttng_event_field **fields __attribute__((unused)))
da0bdb87
MD
468{
469 return -ENOSYS;
470}
f46376a1 471
da0bdb87 472static inline
f46376a1
MJ
473int ust_app_register(
474 struct ust_register_msg *msg __attribute__((unused)),
475 int sock __attribute__((unused)))
3bd1e081
MD
476{
477 return -ENOSYS;
478}
f46376a1 479
3bd1e081 480static inline
f46376a1 481int ust_app_register_done(struct ust_app *app __attribute__((unused)))
f2ca2e25
GF
482{
483 return -ENOSYS;
484}
f46376a1 485
f2ca2e25 486static inline
f46376a1 487int ust_app_version(struct ust_app *app __attribute__((unused)))
d0b96690
DG
488{
489 return -ENOSYS;
490}
f46376a1 491
d0b96690 492static inline
f46376a1 493void ust_app_unregister(int sock __attribute__((unused)))
3bd1e081
MD
494{
495}
f46376a1 496
3bd1e081 497static inline
3bd1e081
MD
498void ust_app_clean_list(void)
499{
500}
f46376a1 501
3bd1e081
MD
502static inline
503struct ust_app_list *ust_app_get_list(void)
504{
505 return NULL;
506}
f46376a1 507
3bd1e081 508static inline
f46376a1 509struct ust_app *ust_app_get_by_pid(pid_t pid __attribute__((unused)))
3bd1e081
MD
510{
511 return NULL;
512}
f46376a1 513
48842b30 514static inline
12a84043
JG
515int ust_app_ht_alloc(void)
516{
517 return 0;
518}
f46376a1 519
cc920def 520static inline
f46376a1
MJ
521void ust_app_global_update(
522 struct ltt_ust_session *usess __attribute__((unused)),
523 struct ust_app *app __attribute__((unused)))
cc920def 524{}
f46376a1 525
cc920def 526static inline
f46376a1
MJ
527void ust_app_global_update_event_notifier_rules(
528 struct ust_app *app __attribute__((unused)))
993578ff 529{}
f46376a1 530
993578ff
JR
531static inline
532void ust_app_global_update_all_event_notifier_rules(void)
da873412 533{}
f46376a1 534
da873412 535static inline
f46376a1
MJ
536int ust_app_setup_event_notifier_group(
537 struct ust_app *app __attribute__((unused)))
da873412
JR
538{
539 return 0;
540}
f46376a1 541
da873412 542static inline
f46376a1
MJ
543int ust_app_disable_channel_glb(
544 struct ltt_ust_session *usess __attribute__((unused)),
545 struct ltt_ust_channel *uchan __attribute__((unused)))
d974f197 546{
cc920def 547 return 0;
d974f197 548}
f46376a1 549
487cf67c 550static inline
f46376a1
MJ
551int ust_app_enable_channel_glb(
552 struct ltt_ust_session *usess __attribute__((unused)),
553 struct ltt_ust_channel *uchan __attribute__((unused)))
487cf67c 554{
cc920def
DG
555 return 0;
556}
f46376a1 557
cc920def 558static inline
f46376a1
MJ
559int ust_app_create_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)))
35a9059d
DG
563{
564 return 0;
565}
f46376a1 566
35a9059d 567static inline
f46376a1
MJ
568int ust_app_disable_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)))
cc920def
DG
572{
573 return 0;
487cf67c 574}
f46376a1 575
edb67388 576static inline
f46376a1
MJ
577int ust_app_enable_event_glb(
578 struct ltt_ust_session *usess __attribute__((unused)),
579 struct ltt_ust_channel *uchan __attribute__((unused)),
580 struct ltt_ust_event *uevent __attribute__((unused)))
edb67388
DG
581{
582 return 0;
583}
f46376a1 584
55cc08a6 585static inline
f46376a1
MJ
586int ust_app_add_ctx_channel_glb(
587 struct ltt_ust_session *usess __attribute__((unused)),
588 struct ltt_ust_channel *uchan __attribute__((unused)),
589 struct ltt_ust_context *uctx __attribute__((unused)))
55cc08a6
DG
590{
591 return 0;
592}
f46376a1 593
76d45b40 594static inline
f46376a1
MJ
595int ust_app_enable_event_pid(
596 struct ltt_ust_session *usess __attribute__((unused)),
597 struct ltt_ust_channel *uchan __attribute__((unused)),
598 struct ltt_ust_event *uevent __attribute__((unused)),
599 pid_t pid __attribute__((unused)))
76d45b40
DG
600{
601 return 0;
602}
f46376a1 603
7f79d3a1 604static inline
f46376a1
MJ
605int ust_app_recv_registration(
606 int sock __attribute__((unused)),
607 struct ust_register_msg *msg __attribute__((unused)))
d0b96690
DG
608{
609 return 0;
610}
f46376a1 611
d0b96690 612static inline
f46376a1 613int ust_app_recv_notify(int sock __attribute__((unused)))
4466912f
DG
614{
615 return 0;
616}
f46376a1 617
d0b96690 618static inline
f46376a1
MJ
619struct ust_app *ust_app_create(
620 struct ust_register_msg *msg __attribute__((unused)),
621 int sock __attribute__((unused)))
d0b96690
DG
622{
623 return NULL;
624}
f46376a1 625
d0b96690 626static inline
f46376a1 627void ust_app_add(struct ust_app *app __attribute__((unused)))
d0b96690
DG
628{
629}
f46376a1 630
d88aee68 631static inline
f46376a1 632void ust_app_notify_sock_unregister(int sock __attribute__((unused)))
d88aee68
DG
633{
634}
f46376a1 635
331744e3 636static inline
f46376a1 637ssize_t ust_app_push_metadata(
b0f2e8db 638 lttng::sessiond::ust::registry_session *registry __attribute__((unused)),
f46376a1
MJ
639 struct consumer_socket *socket __attribute__((unused)),
640 int send_zero_data __attribute__((unused)))
331744e3
JD
641{
642 return 0;
643}
f46376a1 644
f45e313d 645static inline
f46376a1 646void ust_app_destroy(struct ust_app *app __attribute__((unused)))
f45e313d
DG
647{
648 return;
649}
f46376a1 650
6dc3064a 651static inline
f46376a1
MJ
652enum lttng_error_code ust_app_snapshot_record(
653 struct ltt_ust_session *usess __attribute__((unused)),
654 const struct consumer_output *output __attribute__((unused)),
655 uint64_t max_stream_size __attribute__((unused)))
5c786ded 656{
7966af57 657 return LTTNG_ERR_UNK;
5c786ded 658}
f46376a1 659
5c786ded 660static inline
f46376a1
MJ
661unsigned int ust_app_get_nb_stream(
662 struct ltt_ust_session *usess __attribute__((unused)))
6dc3064a
DG
663{
664 return 0;
665}
f46376a1 666
533a90fb
FD
667static inline
668void ust_app_update_event_notifier_error_count(
f46376a1 669 struct lttng_trigger *lttng_trigger __attribute__((unused)))
533a90fb
FD
670{
671 return;
672}
f46376a1 673
b51ec5b4
MD
674static inline
675int ust_app_supported(void)
676{
677 return 0;
678}
f46376a1 679
f20baf8e 680static inline
f46376a1
MJ
681bool ust_app_supports_notifiers(
682 const struct ust_app *app __attribute__((unused)))
783db316
MD
683{
684 return false;
685}
f46376a1 686
783db316 687static inline
f46376a1
MJ
688bool ust_app_supports_counters(
689 const struct ust_app *app __attribute__((unused)))
783db316
MD
690{
691 return false;
692}
f46376a1 693
783db316 694static inline
f46376a1 695struct ust_app *ust_app_find_by_sock(int sock __attribute__((unused)))
f20baf8e
DG
696{
697 return NULL;
698}
f46376a1 699
95b1d17c 700static inline
f46376a1 701struct ust_app *ust_app_find_by_pid(pid_t pid __attribute__((unused)))
95b1d17c
DG
702{
703 return NULL;
704}
f46376a1 705
16f35901
JG
706static inline
707uint64_t ust_app_get_size_one_more_packet_per_stream(
f46376a1
MJ
708 const struct ltt_ust_session *usess __attribute__((unused)),
709 uint64_t cur_nr_packets __attribute__((unused))) {
16f35901
JG
710 return 0;
711}
f46376a1 712
fb83fe64 713static inline
f46376a1
MJ
714int ust_app_uid_get_channel_runtime_stats(
715 uint64_t ust_session_id __attribute__((unused)),
716 struct cds_list_head *buffer_reg_uid_list __attribute__((unused)),
717 struct consumer_output *consumer __attribute__((unused)),
718 int overwrite __attribute__((unused)),
719 uint64_t uchan_id __attribute__((unused)),
720 uint64_t *discarded __attribute__((unused)),
721 uint64_t *lost __attribute__((unused)))
fb83fe64
JD
722{
723 return 0;
724}
725
726static inline
f46376a1
MJ
727int ust_app_pid_get_channel_runtime_stats(
728 struct ltt_ust_session *usess __attribute__((unused)),
729 struct ltt_ust_channel *uchan __attribute__((unused)),
730 struct consumer_output *consumer __attribute__((unused)),
731 int overwrite __attribute__((unused)),
732 uint64_t *discarded __attribute__((unused)),
733 uint64_t *lost __attribute__((unused)))
fb83fe64
JD
734{
735 return 0;
736}
b51ec5b4 737
6f698634 738static inline
f46376a1
MJ
739int ust_app_regenerate_statedump_all(
740 struct ltt_ust_session *usess __attribute__((unused)))
6f698634
JG
741{
742 return 0;
743}
744
5c408ad8 745static inline
f46376a1
MJ
746enum lttng_error_code ust_app_rotate_session(
747 struct ltt_session *session __attribute__((unused)))
5c408ad8 748{
7966af57 749 return LTTNG_ERR_UNK;
5c408ad8
JD
750}
751
d2956687
JG
752static inline
753enum lttng_error_code ust_app_create_channel_subdirectories(
f46376a1 754 const struct ltt_ust_session *session __attribute__((unused)))
d2956687 755{
7966af57 756 return LTTNG_ERR_UNK;
d2956687
JG
757}
758
75018ab6 759static inline
f46376a1
MJ
760int ust_app_release_object(struct ust_app *app __attribute__((unused)),
761 struct lttng_ust_abi_object_data *data __attribute__((unused)))
75018ab6
JG
762{
763 return 0;
764}
765
4a9b9759 766static inline
f46376a1
MJ
767enum lttng_error_code ust_app_clear_session(
768 struct ltt_session *session __attribute__((unused)))
4a9b9759 769{
7966af57 770 return LTTNG_ERR_UNK;
4a9b9759
MD
771}
772
04ed9e10 773static inline
f46376a1
MJ
774enum lttng_error_code ust_app_open_packets(
775 struct ltt_session *session __attribute__((unused)))
04ed9e10 776{
7966af57 777 return LTTNG_ERR_UNK;
04ed9e10
JG
778}
779
74d0b642 780#endif /* HAVE_LIBLTTNG_UST_CTL */
3bd1e081 781
f6a9efaa 782#endif /* _LTT_UST_APP_H */
This page took 0.129529 seconds and 4 git commands to generate.