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1 // SPDX-License-Identifier: GPL-3.0-or-later
2
3 #ifndef NETDATA_POWER_SUPPLY_H
4 #define NETDATA_POWER_SUPPLY_H
5
6 #include "common-contexts.h"
7
8 struct ps_property_dim {
9 char *name;
10 char *filename;
11 int fd;
12
13 RRDDIM *rd;
14 unsigned long long value;
15 int always_zero;
16
17 struct ps_property_dim *next;
18 };
19
20 struct ps_property {
21 char *name;
22 char *title;
23 char *units;
24
25 long priority;
26
27 RRDSET *st;
28
29 struct ps_property_dim *property_dim_root;
30
31 struct ps_property *next;
32 };
33
34 struct simple_property {
35 char *filename;
36 int fd;
37
38 RRDSET *st;
39 RRDDIM *rd;
40 bool ok;
41 unsigned long long value;
42 };
43
44 struct power_supply {
45 char *name;
46 uint32_t hash;
47 int found;
48
49 struct simple_property *capacity, *power;
50
51 struct ps_property *property_root;
52
53 struct power_supply *next;
54 };
55
56 static inline void add_labels_to_power_supply(struct power_supply *ps, RRDSET *st) {
57 rrdlabels_add(st->rrdlabels, "device", ps->name, RRDLABEL_SRC_AUTO);
58 }
59
60 static inline void rrdset_create_simple_prop(
61 struct power_supply *ps,
62 struct simple_property *prop,
63 char *title,
64 char *dim,
65 collected_number divisor,
66 char *units,
67 long priority,
68 int update_every)
69 {
70 if (unlikely(!prop->st)) {
71 char id[RRD_ID_LENGTH_MAX + 1], context[RRD_ID_LENGTH_MAX + 1];
72 snprintfz(id, RRD_ID_LENGTH_MAX, "powersupply_%s", dim);
73 snprintfz(context, RRD_ID_LENGTH_MAX, "powersupply.%s", dim);
74
75 prop->st = rrdset_create_localhost(
76 id,
77 ps->name,
78 NULL,
79 dim,
80 context,
81 title,
82 units,
83 _COMMON_PLUGIN_NAME,
84 _COMMON_PLUGIN_MODULE_NAME,
85 priority,
86 update_every,
87 RRDSET_TYPE_LINE);
88
89 add_labels_to_power_supply(ps, prop->st);
90 }
91
92 if (unlikely(!prop->rd))
93 prop->rd = rrddim_add(prop->st, dim, NULL, 1, divisor, RRD_ALGORITHM_ABSOLUTE);
94 rrddim_set_by_pointer(prop->st, prop->rd, prop->value);
95
96 rrdset_done(prop->st);
97 }
98
99 #endif //NETDATA_POWER_SUPPLY_H