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.hpp>
13 #include <lttng/condition/evaluation-internal.hpp>
14 #include <lttng/domain.h>
15 #include "common/buffer-view.hpp"
16 #include <common/macros.hpp>
18 struct lttng_condition_buffer_usage {
19 struct lttng_condition parent;
32 enum lttng_domain_type type;
36 struct lttng_condition_buffer_usage_comm {
37 uint8_t threshold_set_in_bytes;
38 uint64_t threshold_bytes;
39 double threshold_ratio;
40 /* Both lengths include the trailing \0. */
41 uint32_t session_name_len;
42 uint32_t channel_name_len;
43 /* enum lttng_domain_type */
45 /* session and channel names. */
49 struct lttng_evaluation_buffer_usage {
50 struct lttng_evaluation parent;
52 uint64_t buffer_capacity;
55 struct lttng_evaluation_buffer_usage_comm {
57 uint64_t buffer_capacity;
60 struct lttng_evaluation *lttng_evaluation_buffer_usage_create(
61 enum lttng_condition_type type, uint64_t use,
64 ssize_t lttng_condition_buffer_usage_low_create_from_payload(
65 struct lttng_payload_view *view,
66 struct lttng_condition **condition);
68 ssize_t lttng_condition_buffer_usage_high_create_from_payload(
69 struct lttng_payload_view *view,
70 struct lttng_condition **condition);
72 ssize_t lttng_evaluation_buffer_usage_low_create_from_payload(
73 struct lttng_payload_view *view,
74 struct lttng_evaluation **evaluation);
76 ssize_t lttng_evaluation_buffer_usage_high_create_from_payload(
77 struct lttng_payload_view *view,
78 struct lttng_evaluation **evaluation);
80 #endif /* LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H */