prometheus-client-c: prom/include/prom_histogram_buckets.h Source File

prometheus-client-c 0.1.1 Prometheus client for the C programming language

prom_histogram_buckets.h
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1 /*
2 Copyright 2019-2020 DigitalOcean Inc.
3
4 Licensed under the Apache License, Version 2.0 (the "License");
5 you may not use this file except in compliance with the License.
6 You may obtain a copy of the License at
7
8 http://www.apache.org/licenses/LICENSE-2.0
9
10 Unless required by applicable law or agreed to in writing, software
11 distributed under the License is distributed on an "AS IS" BASIS,
12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 See the License for the specific language governing permissions and
14 limitations under the License.
15 */
16
22 #include "stdlib.h"
23
24 #ifndef PROM_HISTOGRAM_BUCKETS_H
25 #define PROM_HISTOGRAM_BUCKETS_H
26
27 typedef struct prom_histogram_buckets {
28 int count;
29 const double *upper_bounds;
30 } prom_histogram_buckets_t;
31
39 prom_histogram_buckets_t *prom_histogram_buckets_new(size_t count, double bucket, ...);
40
44 extern prom_histogram_buckets_t *prom_histogram_default_buckets;
45
53 prom_histogram_buckets_t *prom_histogram_buckets_linear(double start, double width, size_t count);
54
64 prom_histogram_buckets_t *prom_histogram_buckets_exponential(double start, double factor, size_t count);
65
72 int prom_histogram_buckets_destroy(prom_histogram_buckets_t *self);
73
79 size_t prom_histogram_buckets_count(prom_histogram_buckets_t *self);
80
81 #endif // PROM_HISTOGRAM_BUCKETS_H
prom_histogram_default_buckets
prom_histogram_buckets_t * prom_histogram_default_buckets
the default histogram buckets: .005, .01, .025, .05, .1, .25, .5, 1, 2.5, 5, 10
prom_histogram_buckets::count
int count
Number of buckets.
Definition: prom_histogram_buckets.h:28
prom_histogram_buckets_new
prom_histogram_buckets_t * prom_histogram_buckets_new(size_t count, double bucket,...)
Construct a prom_histogram_buckets_t*.
prom_histogram_buckets::upper_bounds
const double * upper_bounds
The bucket values.
Definition: prom_histogram_buckets.h:29
prom_histogram_buckets_count
size_t prom_histogram_buckets_count(prom_histogram_buckets_t *self)
Get the count of buckets.
prom_histogram_buckets
Definition: prom_histogram_buckets.h:27
prom_histogram_buckets_destroy
int prom_histogram_buckets_destroy(prom_histogram_buckets_t *self)
Destroy a prom_histogram_buckets_t*.
prom_histogram_buckets_linear
prom_histogram_buckets_t * prom_histogram_buckets_linear(double start, double width, size_t count)
Construct a linearly sized prom_histogram_buckets_t*.
prom_histogram_buckets_exponential
prom_histogram_buckets_t * prom_histogram_buckets_exponential(double start, double factor, size_t count)
Construct an exponentially sized prom_histogram_buckets_t*.