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[lttng-tools.git] / include / lttng / trigger / trigger-internal.h
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1/*
2 * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
3 *
4 * This library is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU Lesser General Public License, version 2.1 only,
6 * as published by the Free Software Foundation.
7 *
8 * This library is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
11 * for more details.
12 *
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this library; if not, write to the Free Software Foundation,
15 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16 */
17
18#ifndef LTTNG_TRIGGER_INTERNAL_H
19#define LTTNG_TRIGGER_INTERNAL_H
20
21#include <lttng/trigger/trigger.h>
22#include <common/macros.h>
23#include <common/buffer-view.h>
3647288f 24#include <common/dynamic-buffer.h>
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25#include <stdint.h>
26#include <stdbool.h>
72756a3f 27#include <sys/types.h>
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28
29struct lttng_trigger {
30 struct lttng_condition *condition;
31 struct lttng_action *action;
32};
33
34struct lttng_trigger_comm {
35 /* length excludes its own length. */
36 uint32_t length;
37 /* A condition and action object follow. */
38 char payload[];
39} LTTNG_PACKED;
40
41LTTNG_HIDDEN
42ssize_t lttng_trigger_create_from_buffer(const struct lttng_buffer_view *view,
43 struct lttng_trigger **trigger);
44
45LTTNG_HIDDEN
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46int lttng_trigger_serialize(struct lttng_trigger *trigger,
47 struct lttng_dynamic_buffer *buf);
a58c490f 48
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49LTTNG_HIDDEN
50const struct lttng_condition *lttng_trigger_get_const_condition(
51 const struct lttng_trigger *trigger);
52
53LTTNG_HIDDEN
54const struct lttng_action *lttng_trigger_get_const_action(
55 const struct lttng_trigger *trigger);
56
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57LTTNG_HIDDEN
58bool lttng_trigger_validate(struct lttng_trigger *trigger);
59
60#endif /* LTTNG_TRIGGER_INTERNAL_H */
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