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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 | ||
21 | #ifdef __cplusplus | |
22 | extern "C" { | |
23 | #endif | |
24 | ||
25 | struct lttng_condition; | |
26 | struct lttng_evaluation; | |
27 | ||
28 | extern struct lttng_condition * | |
29 | lttng_condition_buffer_usage_low_create(void); | |
30 | ||
31 | extern struct lttng_condition * | |
32 | lttng_condition_buffer_usage_high_create(void); | |
33 | ||
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); | |
39 | ||
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); | |
45 | ||
46 | extern enum lttng_condition_status | |
47 | lttng_condition_buffer_usage_get_threshold( | |
48 | const struct lttng_condition *condition, | |
49 | uint64_t *threshold_bytes); | |
50 | ||
51 | extern enum lttng_condition_status | |
52 | lttng_condition_buffer_usage_set_threshold( | |
53 | struct lttng_condition *condition, | |
54 | uint64_t threshold_bytes); | |
55 | ||
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); | |
60 | ||
61 | extern enum lttng_condition_status | |
62 | lttng_condition_buffer_usage_set_session_name( | |
63 | struct lttng_condition *condition, | |
64 | const char *session_name); | |
65 | ||
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); | |
70 | ||
71 | extern enum lttng_condition_status | |
72 | lttng_condition_buffer_usage_set_channel_name( | |
73 | struct lttng_condition *condition, | |
74 | const char *channel_name); | |
75 | ||
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); | |
80 | ||
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); | |
85 | ||
86 | ||
87 | /* LTTng Condition Evaluation */ | |
88 | extern enum lttng_evaluation_status | |
89 | lttng_evaluation_buffer_usage_get_usage_ratio( | |
90 | const struct lttng_evaluation *evaluation, | |
91 | double *usage_ratio); | |
92 | ||
93 | extern enum lttng_evaluation_status | |
94 | lttng_evaluation_buffer_usage_get_usage( | |
95 | const struct lttng_evaluation *evaluation, | |
96 | uint64_t *usage_bytes); | |
97 | ||
98 | #ifdef __cplusplus | |
99 | } | |
100 | #endif | |
101 | ||
102 | #endif /* LTTNG_CONDITION_BUFFER_USAGE_H */ |