include/lttng/condition/event-rule-internal.h

   1 /*
   2  * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
   3  *
   4  * SPDX-License-Identifier: LGPL-2.1-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_CONDITION_EVENT_RULE_INTERNAL_H
   9 #define LTTNG_CONDITION_EVENT_RULE_INTERNAL_H
  10
  11 #include <lttng/condition/condition-internal.h>
  12 #include <common/buffer-view.h>
  13 #include <common/macros.h>
  14 #include <lttng/condition/evaluation-internal.h>
  15 #include <common/dynamic-array.h>
  16
  17 struct lttng_condition_event_rule {
  18         struct lttng_condition parent;
  19         struct lttng_event_rule *rule;
  20
  21         /* Array of `struct lttng_event_expr *`. */
  22         struct lttng_dynamic_pointer_array capture_descriptors;
  23 };
  24
  25 struct lttng_evaluation_event_rule {
  26         struct lttng_evaluation parent;
  27         char *name;
  28 };
  29
  30 struct lttng_evaluation_event_rule_comm {
  31         /* Includes the null terminator. */
  32         uint32_t trigger_name_length;
  33         /* Trigger name. */
  34         char payload[];
  35 } LTTNG_PACKED;
  36
  37
  38 LTTNG_HIDDEN
  39 ssize_t lttng_condition_event_rule_create_from_payload(
  40                 struct lttng_payload_view *view,
  41                 struct lttng_condition **condition);
  42
  43 LTTNG_HIDDEN
  44 enum lttng_condition_status
  45 lttng_condition_event_rule_borrow_rule_mutable(
  46                 const struct lttng_condition *condition,
  47                 struct lttng_event_rule **rule);
  48
  49 LTTNG_HIDDEN
  50 struct lttng_evaluation *lttng_evaluation_event_rule_create(
  51                 const char* trigger_name);
  52
  53 LTTNG_HIDDEN
  54 ssize_t lttng_evaluation_event_rule_create_from_payload(
  55                 struct lttng_payload_view *view,
  56                 struct lttng_evaluation **_evaluation);
  57
  58 #endif /* LTTNG_CONDITION_EVENT_RULE_INTERNAL_H */