From b485aab7e71c1625cfc27e0f92c9509f42378458 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 13:19:16 +0200 Subject: Adding upstream version 1.45.3+dfsg. Signed-off-by: Daniel Baumann --- src/web/api/queries/average/average.h | 62 +++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 src/web/api/queries/average/average.h (limited to 'src/web/api/queries/average/average.h') diff --git a/src/web/api/queries/average/average.h b/src/web/api/queries/average/average.h new file mode 100644 index 000000000..2d77cc571 --- /dev/null +++ b/src/web/api/queries/average/average.h @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_API_QUERY_AVERAGE_H +#define NETDATA_API_QUERY_AVERAGE_H + +#include "../query.h" +#include "../rrdr.h" + +// ---------------------------------------------------------------------------- +// average + +struct tg_average { + NETDATA_DOUBLE sum; + size_t count; +}; + +static inline void tg_average_create(RRDR *r, const char *options __maybe_unused) { + r->time_grouping.data = onewayalloc_callocz(r->internal.owa, 1, sizeof(struct tg_average)); +} + +// resets when switches dimensions +// so, clear everything to restart +static inline void tg_average_reset(RRDR *r) { + struct tg_average *g = (struct tg_average *)r->time_grouping.data; + g->sum = 0; + g->count = 0; +} + +static inline void tg_average_free(RRDR *r) { + onewayalloc_freez(r->internal.owa, r->time_grouping.data); + r->time_grouping.data = NULL; +} + +static inline void tg_average_add(RRDR *r, NETDATA_DOUBLE value) { + struct tg_average *g = (struct tg_average *)r->time_grouping.data; + g->sum += value; + g->count++; +} + +static inline NETDATA_DOUBLE tg_average_flush(RRDR *r, RRDR_VALUE_FLAGS *rrdr_value_options_ptr) { + struct tg_average *g = (struct tg_average *)r->time_grouping.data; + + NETDATA_DOUBLE value; + + if(unlikely(!g->count)) { + value = 0.0; + *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY; + } + else { + if(unlikely(r->time_grouping.resampling_group != 1)) + value = g->sum / r->time_grouping.resampling_divisor; + else + value = g->sum / g->count; + } + + g->sum = 0.0; + g->count = 0; + + return value; +} + +#endif //NETDATA_API_QUERY_AVERAGE_H -- cgit v1.2.3