include/lttng/trigger/trigger-internal.h

   1 /*
   2  * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: LGPL-2.1-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_TRIGGER_INTERNAL_H
   9 #define LTTNG_TRIGGER_INTERNAL_H
  10
  11 #include <lttng/trigger/trigger.h>
  12 #include <common/macros.h>
  13 #include <stdint.h>
  14 #include <stdbool.h>
  15 #include <sys/types.h>
  16
  17 struct lttng_payload;
  18 struct lttng_payload_view;
  19
  20 struct lttng_trigger {
  21         struct lttng_condition *condition;
  22         struct lttng_action *action;
  23 };
  24
  25 struct lttng_trigger_comm {
  26         /* length excludes its own length. */
  27         uint32_t length;
  28         /* A condition and action object follow. */
  29         char payload[];
  30 } LTTNG_PACKED;
  31
  32 LTTNG_HIDDEN
  33 ssize_t lttng_trigger_create_from_payload(struct lttng_payload_view *view,
  34                 struct lttng_trigger **trigger);
  35
  36 LTTNG_HIDDEN
  37 int lttng_trigger_serialize(struct lttng_trigger *trigger,
  38                 struct lttng_payload *payload);
  39
  40 LTTNG_HIDDEN
  41 const struct lttng_condition *lttng_trigger_get_const_condition(
  42                 const struct lttng_trigger *trigger);
  43
  44 LTTNG_HIDDEN
  45 const struct lttng_action *lttng_trigger_get_const_action(
  46                 const struct lttng_trigger *trigger);
  47
  48 LTTNG_HIDDEN
  49 bool lttng_trigger_validate(struct lttng_trigger *trigger);
  50
  51 #endif /* LTTNG_TRIGGER_INTERNAL_H */