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/* Copyright (c) 2020, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* @file hs_metrics_entry.h
* @brief Header for feature/hs/hs_metrics_entry.c
**/
#ifndef TOR_FEATURE_HS_METRICS_ENTRY_H
#define TOR_FEATURE_HS_METRICS_ENTRY_H
#ifdef HS_METRICS_ENTRY_PRIVATE
#include "lib/metrics/metrics_common.h"
/** Metrics key which are used as an index in the main base metrics array. */
typedef enum {
/** Number of introduction requests. */
HS_METRICS_NUM_INTRODUCTIONS = 0,
/** Number of bytes written from onion service to application. */
HS_METRICS_APP_WRITE_BYTES = 1,
/** Number of bytes read from application to onion service. */
HS_METRICS_APP_READ_BYTES = 2,
/** Number of established rendezsvous. */
HS_METRICS_NUM_ESTABLISHED_RDV = 3,
/** Number of rendezsvous circuits created. */
HS_METRICS_NUM_RDV = 4,
/** Number of established introducton points. */
HS_METRICS_NUM_ESTABLISHED_INTRO = 5,
} hs_metrics_key_t;
/** The metadata of an HS metrics. */
typedef struct hs_metrics_entry_t {
/* Metric key used as a static array index. */
hs_metrics_key_t key;
/* Metric type. */
metrics_type_t type;
/* Metrics output name. */
const char *name;
/* Metrics output help comment. */
const char *help;
/* True iff a port label should be added to the metrics entry. */
bool port_as_label;
} hs_metrics_entry_t;
extern const hs_metrics_entry_t base_metrics[];
extern const size_t base_metrics_size;
#endif /* HS_METRICS_ENTRY_PRIVATE */
#endif /* !defined(TOR_FEATURE_HS_METRICS_ENTRY_H) */
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