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668ba131 JG |
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> | |
96f8e9b0 JG |
23 | #include <stdint.h> |
24 | #include <stdbool.h> | |
c254fb11 JG |
25 | #include <urcu/list.h> |
26 | #include <urcu/wfcqueue.h> | |
668ba131 JG |
27 | |
28 | struct lttng_trigger { | |
29 | struct lttng_condition *condition; | |
30 | struct lttng_action *action; | |
c254fb11 | 31 | struct cds_list_head list_node; |
668ba131 JG |
32 | }; |
33 | ||
96f8e9b0 | 34 | struct lttng_trigger_comm { |
3c47cdaf JG |
35 | /* length excludes its own length. */ |
36 | uint32_t length; | |
37 | /* A condition and action object follow. */ | |
38 | char payload[]; | |
96f8e9b0 JG |
39 | } LTTNG_PACKED; |
40 | ||
41 | LTTNG_HIDDEN | |
42 | ssize_t lttng_trigger_create_from_buffer(const char *buf, | |
43 | struct lttng_trigger **trigger); | |
44 | ||
45 | LTTNG_HIDDEN | |
46 | ssize_t lttng_trigger_serialize(struct lttng_trigger *trigger, char *buf); | |
47 | ||
48 | LTTNG_HIDDEN | |
49 | bool lttng_trigger_validate(struct lttng_trigger *trigger); | |
50 | ||
668ba131 | 51 | #endif /* LTTNG_TRIGGER_INTERNAL_H */ |