src/bin/lttng-sessiond/event.h

   1 /*
   2  * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef _LTT_EVENT_H
   9 #define _LTT_EVENT_H
  10
  11 #include "trace-kernel.h"
  12 #include "trace-ust.h"
  13
  14 struct agent;
  15
  16 int event_kernel_disable_event(struct ltt_kernel_channel *kchan,
  17                 const char *event_name, enum lttng_event_type event_type);
  18
  19 int event_kernel_enable_event(struct ltt_kernel_channel *kchan,
  20                 struct lttng_event *event, char *filter_expression,
  21                 struct lttng_bytecode *filter);
  22
  23 int map_event_kernel_disable_event(struct ltt_kernel_map *kmap,
  24                 uint64_t action_tracer_token);
  25
  26 int map_event_kernel_enable_event(struct ltt_kernel_map *kmap,
  27                 const struct lttng_credentials *creds,
  28                 uint64_t tracer_token,
  29                 const struct lttng_event_rule *event_rule,
  30                 struct lttng_map_key *key);
  31
  32 int event_ust_enable_tracepoint(struct ltt_ust_session *usess,
  33                 struct ltt_ust_channel *uchan, struct lttng_event *event,
  34                 char *filter_expression,
  35                 struct lttng_bytecode *filter,
  36                 struct lttng_event_exclusion *exclusion,
  37                 bool internal_event);
  38
  39 enum lttng_error_code map_event_ust_enable_tracepoint(
  40         struct ltt_ust_session *usess,
  41                 struct ltt_ust_map *umap,
  42                 uint64_t tracer_token,
  43                 char *ev_name,
  44                 struct lttng_map_key *key,
  45                 enum lttng_event_type ev_type,
  46                 enum lttng_loglevel_type ev_loglevel_type,
  47                 int ev_loglevel_value,
  48                 char *filter_expression,
  49                 struct lttng_bytecode *filter,
  50                 struct lttng_event_exclusion *exclusion,
  51                 bool internal_event);
  52
  53 int event_ust_disable_tracepoint(struct ltt_ust_session *usess,
  54                 struct ltt_ust_channel *uchan, const char *event_name);
  55
  56 enum lttng_error_code map_event_ust_disable_tracepoint(
  57                 struct ltt_ust_session *usess,
  58                 struct ltt_ust_map *umap,
  59                 uint64_t tracer_token,
  60                 char *ev_name,
  61                 struct lttng_map_key *key,
  62                 enum lttng_event_type ev_type,
  63                 enum lttng_loglevel_type ev_loglevel_type,
  64                 int ev_loglevel_value,
  65                 char *filter_expression,
  66                 struct lttng_bytecode *filter,
  67                 struct lttng_event_exclusion *exclusion,
  68                 bool internal_event);
  69
  70 int event_ust_disable_all_tracepoints(struct ltt_ust_session *usess,
  71                 struct ltt_ust_channel *uchan);
  72
  73 int map_event_ust_disable_all_tracepoints(struct ltt_ust_session *usess,
  74                 struct ltt_ust_map *umap);
  75
  76 int event_agent_enable(struct ltt_ust_session *usess, struct agent *agt,
  77                 struct lttng_event *event, struct lttng_bytecode *filter,
  78                 char *filter_expression);
  79 int event_agent_enable_all(struct ltt_ust_session *usess, struct agent *agt,
  80                 struct lttng_event *event, struct lttng_bytecode *filter,
  81                 char *filter_expression);
  82
  83 int event_agent_disable(struct ltt_ust_session *usess, struct agent *agt,
  84                 const char *event_name);
  85 int event_agent_disable_all(struct ltt_ust_session *usess, struct agent *agt);
  86
  87 int trigger_agent_enable(
  88                 const struct lttng_trigger *trigger, struct agent *agt);
  89 int trigger_agent_disable(
  90                 const struct lttng_trigger *trigger, struct agent *agt);
  91
  92 const char *event_get_default_agent_ust_name(enum lttng_domain_type domain);
  93
  94 #endif /* _LTT_EVENT_H */