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 <common/buffer-view.h>
  14 #include <common/dynamic-buffer.h>
  15 #include <stdint.h>
  16 #include <stdbool.h>
  17 #include <sys/types.h>
  18
  19 struct lttng_trigger {
  20         struct lttng_condition *condition;
  21         struct lttng_action *action;
  22 };
  23
  24 struct lttng_trigger_comm {
  25         /* length excludes its own length. */
  26         uint32_t length;
  27         /* A condition and action object follow. */
  28         char payload[];
  29 } LTTNG_PACKED;
  30
  31 LTTNG_HIDDEN
  32 ssize_t lttng_trigger_create_from_buffer(const struct lttng_buffer_view *view,
  33                 struct lttng_trigger **trigger);
  34
  35 LTTNG_HIDDEN
  36 int lttng_trigger_serialize(struct lttng_trigger *trigger,
  37                 struct lttng_dynamic_buffer *buf);
  38
  39 LTTNG_HIDDEN
  40 const struct lttng_condition *lttng_trigger_get_const_condition(
  41                 const struct lttng_trigger *trigger);
  42
  43 LTTNG_HIDDEN
  44 const struct lttng_action *lttng_trigger_get_const_action(
  45                 const struct lttng_trigger *trigger);
  46
  47 LTTNG_HIDDEN
  48 bool lttng_trigger_validate(struct lttng_trigger *trigger);
  49
  50 #endif /* LTTNG_TRIGGER_INTERNAL_H */