blob: fb2ce5d7179a06dc86989d8e9e6a74d5f410e309 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef NETDATA_STORAGEENGINEAPI_H
#define NETDATA_STORAGEENGINEAPI_H
#include "rrd.h"
typedef struct storage_engine STORAGE_ENGINE;
// ------------------------------------------------------------------------
// function pointers for all APIs provided by a storge engine
typedef struct storage_engine_api {
STORAGE_METRIC_HANDLE *(*init)(RRDDIM *rd, STORAGE_INSTANCE *instance);
void (*free)(STORAGE_METRIC_HANDLE *);
struct rrddim_collect_ops collect_ops;
struct rrddim_query_ops query_ops;
} STORAGE_ENGINE_API;
struct storage_engine {
RRD_MEMORY_MODE id;
const char* name;
STORAGE_ENGINE_API api;
};
STORAGE_ENGINE* storage_engine_get(RRD_MEMORY_MODE mmode);
STORAGE_ENGINE* storage_engine_find(const char* name);
// Iterator over existing engines
STORAGE_ENGINE* storage_engine_foreach_init();
STORAGE_ENGINE* storage_engine_foreach_next(STORAGE_ENGINE* it);
#endif
|