Add client notification API
[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>
24#include <stdint.h>
25#include <stdbool.h>
26
27struct lttng_trigger {
28 struct lttng_condition *condition;
29 struct lttng_action *action;
30};
31
32struct lttng_trigger_comm {
33 /* length excludes its own length. */
34 uint32_t length;
35 /* A condition and action object follow. */
36 char payload[];
37} LTTNG_PACKED;
38
39LTTNG_HIDDEN
40ssize_t lttng_trigger_create_from_buffer(const struct lttng_buffer_view *view,
41 struct lttng_trigger **trigger);
42
43LTTNG_HIDDEN
44ssize_t lttng_trigger_serialize(struct lttng_trigger *trigger, char *buf);
45
46LTTNG_HIDDEN
47bool lttng_trigger_validate(struct lttng_trigger *trigger);
48
49#endif /* LTTNG_TRIGGER_INTERNAL_H */
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