/*
 * Copyright (c) 2024 Mustafa Abdullah Kus, Sparse Technology
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#ifndef ZEPHYR_INCLUDE_PROMETHEUS_LABEL_H_
#define ZEPHYR_INCLUDE_PROMETHEUS_LABEL_H_

/**
 * @file
 *
 * @brief Prometheus label interface.
 *
 * @addtogroup prometheus
 * @{
 */

#if defined(CONFIG_PROMETHEUS)
/** Maximum number of labels per metric */
#define MAX_PROMETHEUS_LABELS_PER_METRIC CONFIG_PROMETHEUS_LABEL_MAX_COUNT
#else
#define MAX_PROMETHEUS_LABELS_PER_METRIC 1
#endif /* CONFIG_PROMETHEUS */

/**
 * @brief Prometheus label definition.
 *
 * This structure defines a Prometheus label.
 */
struct prometheus_label {
	/** Prometheus metric label key */
	const char *key;
	/** Prometheus metric label value */
	const char *value;
};

/**
 * @}
 */

#endif /* ZEPHYR_INCLUDE_PROMETHEUS_LABEL_H_ */