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a58c490f 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_CONDITION_BUFFER_USAGE_H | |
19 | #define LTTNG_CONDITION_BUFFER_USAGE_H | |
20 | ||
ad115ca2 JG |
21 | #include <lttng/condition/evaluation.h> |
22 | #include <lttng/condition/condition.h> | |
23 | ||
a58c490f JG |
24 | #ifdef __cplusplus |
25 | extern "C" { | |
26 | #endif | |
27 | ||
28 | struct lttng_condition; | |
29 | struct lttng_evaluation; | |
30 | ||
31 | extern struct lttng_condition * | |
32 | lttng_condition_buffer_usage_low_create(void); | |
33 | ||
34 | extern struct lttng_condition * | |
35 | lttng_condition_buffer_usage_high_create(void); | |
36 | ||
37 | /* threshold_ratio expressed as [0.0, 1.0]. */ | |
38 | extern enum lttng_condition_status | |
39 | lttng_condition_buffer_usage_get_threshold_ratio( | |
40 | const struct lttng_condition *condition, | |
41 | double *threshold_ratio); | |
42 | ||
43 | /* threshold_ratio expressed as [0.0, 1.0]. */ | |
44 | extern enum lttng_condition_status | |
45 | lttng_condition_buffer_usage_set_threshold_ratio( | |
46 | struct lttng_condition *condition, | |
47 | double threshold_ratio); | |
48 | ||
49 | extern enum lttng_condition_status | |
50 | lttng_condition_buffer_usage_get_threshold( | |
51 | const struct lttng_condition *condition, | |
52 | uint64_t *threshold_bytes); | |
53 | ||
54 | extern enum lttng_condition_status | |
55 | lttng_condition_buffer_usage_set_threshold( | |
56 | struct lttng_condition *condition, | |
57 | uint64_t threshold_bytes); | |
58 | ||
59 | extern enum lttng_condition_status | |
60 | lttng_condition_buffer_usage_get_session_name( | |
61 | const struct lttng_condition *condition, | |
62 | const char **session_name); | |
63 | ||
64 | extern enum lttng_condition_status | |
65 | lttng_condition_buffer_usage_set_session_name( | |
66 | struct lttng_condition *condition, | |
67 | const char *session_name); | |
68 | ||
69 | extern enum lttng_condition_status | |
70 | lttng_condition_buffer_usage_get_channel_name( | |
71 | const struct lttng_condition *condition, | |
72 | const char **channel_name); | |
73 | ||
74 | extern enum lttng_condition_status | |
75 | lttng_condition_buffer_usage_set_channel_name( | |
76 | struct lttng_condition *condition, | |
77 | const char *channel_name); | |
78 | ||
79 | extern enum lttng_condition_status | |
80 | lttng_condition_buffer_usage_get_domain_type( | |
81 | const struct lttng_condition *condition, | |
82 | enum lttng_domain_type *type); | |
83 | ||
84 | extern enum lttng_condition_status | |
85 | lttng_condition_buffer_usage_set_domain_type( | |
86 | struct lttng_condition *condition, | |
87 | enum lttng_domain_type type); | |
88 | ||
89 | ||
90 | /* LTTng Condition Evaluation */ | |
91 | extern enum lttng_evaluation_status | |
92 | lttng_evaluation_buffer_usage_get_usage_ratio( | |
93 | const struct lttng_evaluation *evaluation, | |
94 | double *usage_ratio); | |
95 | ||
96 | extern enum lttng_evaluation_status | |
97 | lttng_evaluation_buffer_usage_get_usage( | |
98 | const struct lttng_evaluation *evaluation, | |
99 | uint64_t *usage_bytes); | |
100 | ||
101 | #ifdef __cplusplus | |
102 | } | |
103 | #endif | |
104 | ||
105 | #endif /* LTTNG_CONDITION_BUFFER_USAGE_H */ |