2 * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
4 * SPDX-License-Identifier: LGPL-2.1-only
8 #ifndef LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H
9 #define LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H
11 #include <lttng/condition/buffer-usage.h>
12 #include <lttng/condition/condition-internal.h>
13 #include <lttng/condition/evaluation-internal.h>
14 #include <lttng/domain.h>
15 #include "common/buffer-view.h"
16 #include <common/macros.h>
22 struct lttng_condition_buffer_usage
{
23 struct lttng_condition parent
;
36 enum lttng_domain_type type
;
40 struct lttng_condition_buffer_usage_comm
{
41 uint8_t threshold_set_in_bytes
;
42 uint64_t threshold_bytes
;
43 double threshold_ratio
;
44 /* Both lengths include the trailing \0. */
45 uint32_t session_name_len
;
46 uint32_t channel_name_len
;
47 /* enum lttng_domain_type */
49 /* session and channel names. */
53 struct lttng_evaluation_buffer_usage
{
54 struct lttng_evaluation parent
;
56 uint64_t buffer_capacity
;
59 struct lttng_evaluation_buffer_usage_comm
{
61 uint64_t buffer_capacity
;
64 struct lttng_evaluation
*lttng_evaluation_buffer_usage_create(
65 enum lttng_condition_type type
, uint64_t use
,
68 ssize_t
lttng_condition_buffer_usage_low_create_from_payload(
69 struct lttng_payload_view
*view
,
70 struct lttng_condition
**condition
);
72 ssize_t
lttng_condition_buffer_usage_high_create_from_payload(
73 struct lttng_payload_view
*view
,
74 struct lttng_condition
**condition
);
76 ssize_t
lttng_evaluation_buffer_usage_low_create_from_payload(
77 struct lttng_payload_view
*view
,
78 struct lttng_evaluation
**evaluation
);
80 ssize_t
lttng_evaluation_buffer_usage_high_create_from_payload(
81 struct lttng_payload_view
*view
,
82 struct lttng_evaluation
**evaluation
);
88 #endif /* LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H */