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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 | ||
9d744342 JG |
21 | #include <lttng/condition/evaluation.h> |
22 | #include <lttng/condition/condition.h> | |
b3a57d53 JG |
23 | #include <stdint.h> |
24 | #include <lttng/domain.h> | |
9d744342 | 25 | |
a58c490f JG |
26 | #ifdef __cplusplus |
27 | extern "C" { | |
28 | #endif | |
29 | ||
30 | struct lttng_condition; | |
31 | struct lttng_evaluation; | |
32 | ||
33 | extern struct lttng_condition * | |
34 | lttng_condition_buffer_usage_low_create(void); | |
35 | ||
36 | extern struct lttng_condition * | |
37 | lttng_condition_buffer_usage_high_create(void); | |
38 | ||
39 | /* threshold_ratio expressed as [0.0, 1.0]. */ | |
40 | extern enum lttng_condition_status | |
41 | lttng_condition_buffer_usage_get_threshold_ratio( | |
42 | const struct lttng_condition *condition, | |
43 | double *threshold_ratio); | |
44 | ||
45 | /* threshold_ratio expressed as [0.0, 1.0]. */ | |
46 | extern enum lttng_condition_status | |
47 | lttng_condition_buffer_usage_set_threshold_ratio( | |
48 | struct lttng_condition *condition, | |
49 | double threshold_ratio); | |
50 | ||
51 | extern enum lttng_condition_status | |
52 | lttng_condition_buffer_usage_get_threshold( | |
53 | const struct lttng_condition *condition, | |
54 | uint64_t *threshold_bytes); | |
55 | ||
56 | extern enum lttng_condition_status | |
57 | lttng_condition_buffer_usage_set_threshold( | |
58 | struct lttng_condition *condition, | |
59 | uint64_t threshold_bytes); | |
60 | ||
61 | extern enum lttng_condition_status | |
62 | lttng_condition_buffer_usage_get_session_name( | |
63 | const struct lttng_condition *condition, | |
64 | const char **session_name); | |
65 | ||
66 | extern enum lttng_condition_status | |
67 | lttng_condition_buffer_usage_set_session_name( | |
68 | struct lttng_condition *condition, | |
69 | const char *session_name); | |
70 | ||
71 | extern enum lttng_condition_status | |
72 | lttng_condition_buffer_usage_get_channel_name( | |
73 | const struct lttng_condition *condition, | |
74 | const char **channel_name); | |
75 | ||
76 | extern enum lttng_condition_status | |
77 | lttng_condition_buffer_usage_set_channel_name( | |
78 | struct lttng_condition *condition, | |
79 | const char *channel_name); | |
80 | ||
81 | extern enum lttng_condition_status | |
82 | lttng_condition_buffer_usage_get_domain_type( | |
83 | const struct lttng_condition *condition, | |
84 | enum lttng_domain_type *type); | |
85 | ||
86 | extern enum lttng_condition_status | |
87 | lttng_condition_buffer_usage_set_domain_type( | |
88 | struct lttng_condition *condition, | |
89 | enum lttng_domain_type type); | |
90 | ||
91 | ||
92 | /* LTTng Condition Evaluation */ | |
93 | extern enum lttng_evaluation_status | |
94 | lttng_evaluation_buffer_usage_get_usage_ratio( | |
95 | const struct lttng_evaluation *evaluation, | |
96 | double *usage_ratio); | |
97 | ||
98 | extern enum lttng_evaluation_status | |
99 | lttng_evaluation_buffer_usage_get_usage( | |
100 | const struct lttng_evaluation *evaluation, | |
101 | uint64_t *usage_bytes); | |
102 | ||
103 | #ifdef __cplusplus | |
104 | } | |
105 | #endif | |
106 | ||
107 | #endif /* LTTNG_CONDITION_BUFFER_USAGE_H */ |