2 * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
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.
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
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
18 #ifndef LTTNG_CONDITION_BUFFER_USAGE_H
19 #define LTTNG_CONDITION_BUFFER_USAGE_H
25 struct lttng_condition
;
26 struct lttng_evaluation
;
28 extern struct lttng_condition
*
29 lttng_condition_buffer_usage_low_create(void);
31 extern struct lttng_condition
*
32 lttng_condition_buffer_usage_high_create(void);
34 /* threshold_ratio expressed as [0.0, 1.0]. */
35 extern enum lttng_condition_status
36 lttng_condition_buffer_usage_get_threshold_ratio(
37 const struct lttng_condition
*condition
,
38 double *threshold_ratio
);
40 /* threshold_ratio expressed as [0.0, 1.0]. */
41 extern enum lttng_condition_status
42 lttng_condition_buffer_usage_set_threshold_ratio(
43 struct lttng_condition
*condition
,
44 double threshold_ratio
);
46 extern enum lttng_condition_status
47 lttng_condition_buffer_usage_get_threshold(
48 const struct lttng_condition
*condition
,
49 uint64_t *threshold_bytes
);
51 extern enum lttng_condition_status
52 lttng_condition_buffer_usage_set_threshold(
53 struct lttng_condition
*condition
,
54 uint64_t threshold_bytes
);
56 extern enum lttng_condition_status
57 lttng_condition_buffer_usage_get_session_name(
58 const struct lttng_condition
*condition
,
59 const char **session_name
);
61 extern enum lttng_condition_status
62 lttng_condition_buffer_usage_set_session_name(
63 struct lttng_condition
*condition
,
64 const char *session_name
);
66 extern enum lttng_condition_status
67 lttng_condition_buffer_usage_get_channel_name(
68 const struct lttng_condition
*condition
,
69 const char **channel_name
);
71 extern enum lttng_condition_status
72 lttng_condition_buffer_usage_set_channel_name(
73 struct lttng_condition
*condition
,
74 const char *channel_name
);
76 extern enum lttng_condition_status
77 lttng_condition_buffer_usage_get_domain_type(
78 const struct lttng_condition
*condition
,
79 enum lttng_domain_type
*type
);
81 extern enum lttng_condition_status
82 lttng_condition_buffer_usage_set_domain_type(
83 struct lttng_condition
*condition
,
84 enum lttng_domain_type type
);
87 /* LTTng Condition Evaluation */
88 extern enum lttng_evaluation_status
89 lttng_evaluation_buffer_usage_get_usage_ratio(
90 const struct lttng_evaluation
*evaluation
,
93 extern enum lttng_evaluation_status
94 lttng_evaluation_buffer_usage_get_usage(
95 const struct lttng_evaluation
*evaluation
,
96 uint64_t *usage_bytes
);
102 #endif /* LTTNG_CONDITION_BUFFER_USAGE_H */
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