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// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef NETDATA_RRDSETVAR_H
#define NETDATA_RRDSETVAR_H 1
#include "rrd.h"
// variables linked to charts
// We link variables to point to the values that are already
// calculated / processed by the normal data collection process
// This means, there will be no speed penalty for using
// these variables
struct rrdsetvar {
char *variable; // variable name
uint32_t hash; // variable name hash
char *key_fullid; // chart type.chart id.variable
char *key_fullname; // chart type.chart name.variable
RRDVAR_TYPE type;
void *value;
RRDVAR_OPTIONS options;
RRDVAR *var_local;
RRDVAR *var_family;
RRDVAR *var_host;
RRDVAR *var_family_name;
RRDVAR *var_host_name;
struct rrdset *rrdset;
struct rrdsetvar *next;
};
extern RRDSETVAR *rrdsetvar_custom_chart_variable_create(RRDSET *st, const char *name);
extern void rrdsetvar_custom_chart_variable_set(RRDSETVAR *rv, calculated_number value);
extern void rrdsetvar_rename_all(RRDSET *st);
extern RRDSETVAR *rrdsetvar_create(RRDSET *st, const char *variable, RRDVAR_TYPE type, void *value, RRDVAR_OPTIONS options);
extern void rrdsetvar_free(RRDSETVAR *rs);
#endif //NETDATA_RRDSETVAR_H
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