rte_metrics.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Intel Corporation
 */

#ifndef _RTE_METRICS_H_
#define _RTE_METRICS_H_

#include <stdint.h>
#include <rte_compat.h>

#ifdef __cplusplus
extern "C" {
#endif

extern int metrics_initialized;

#define RTE_METRICS_MAX_NAME_LEN 64
#define RTE_METRICS_MAX_METRICS 256

#define RTE_METRICS_GLOBAL -1

struct rte_metric_name {
    char name[RTE_METRICS_MAX_NAME_LEN];
};


struct rte_metric_value {
    uint16_t key;
    uint64_t value;
};

void rte_metrics_init(int socket_id);

__rte_experimental
int rte_metrics_deinit(void);

int rte_metrics_reg_name(const char *name);

int rte_metrics_reg_names(const char * const *names, uint16_t cnt_names);

int rte_metrics_get_names(
    struct rte_metric_name *names,
    uint16_t capacity);

int rte_metrics_get_values(
    int port_id,
    struct rte_metric_value *values,
    uint16_t capacity);

int rte_metrics_update_value(
    int port_id,
    uint16_t key,
    const uint64_t value);

int rte_metrics_update_values(
    int port_id,
    uint16_t key,
    const uint64_t *values,
    uint32_t count);

#ifdef __cplusplus
}
#endif

#endif