neuron/include/neuron/utils/log.h

/**
 * NEURON IIoT System for Industry 4.0
 * Copyright (C) 2020-2021 EMQ Technologies Co., Ltd All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
config_ **/

#ifndef _NEU_LOG_H_
#define _NEU_LOG_H_

#include <inttypes.h>
#include <memory.h>

#include "utils/zlog.h"

#include "define.h"

extern zlog_category_t *neuron;

inline static const char *log_level_to_str(int level)
{
    switch (level) {
    case ZLOG_LEVEL_FATAL:
        return NEU_LOG_LEVEL_FATAL;
    case ZLOG_LEVEL_ERROR:
        return NEU_LOG_LEVEL_ERROR;
    case ZLOG_LEVEL_WARN:
        return NEU_LOG_LEVEL_WARN;
    case ZLOG_LEVEL_NOTICE:
        return NEU_LOG_LEVEL_NOTICE;
    case ZLOG_LEVEL_INFO:
        return NEU_LOG_LEVEL_INFO;
    case ZLOG_LEVEL_DEBUG:
        return NEU_LOG_LEVEL_DEBUG;
    default:
        return "UNKNOWN";
    }
}

#define nlog_level_change(level) zlog_level_switch(neuron, level)

#define nlog_fatal(...)                                    \
    zlog(neuron, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_FATAL, __VA_ARGS__)
#define nlog_error(...)                                    \
    zlog(neuron, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_ERROR, __VA_ARGS__)
#define nlog_warn(...)                                     \
    zlog(neuron, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_WARN, __VA_ARGS__)
#define nlog_notice(...)                                   \
    zlog(neuron, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_NOTICE, __VA_ARGS__)
#define nlog_info(...)                                     \
    zlog(neuron, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_INFO, __VA_ARGS__)
#define nlog_debug(...)                                    \
    zlog(neuron, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_DEBUG, __VA_ARGS__)

#define plog_fatal(plugin, ...)                                          \
    zlog((plugin)->common.log, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_FATAL, __VA_ARGS__)
#define plog_error(plugin, ...)                                          \
    zlog((plugin)->common.log, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_ERROR, __VA_ARGS__)
#define plog_warn(plugin, ...)                                           \
    zlog((plugin)->common.log, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_WARN, __VA_ARGS__)
#define plog_notice(plugin, ...)                                         \
    zlog((plugin)->common.log, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_NOTICE, __VA_ARGS__)
#define plog_info(plugin, ...)                                           \
    zlog((plugin)->common.log, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_INFO, __VA_ARGS__)
#define plog_debug(plugin, ...)                                          \
    zlog((plugin)->common.log, __FILE__, sizeof(__FILE__) - 1, __func__, \
         sizeof(__func__) - 1, __LINE__, ZLOG_LEVEL_DEBUG, __VA_ARGS__)

enum neu_protocol_log_type {
    NEU_PROTOCOL_SEND,
    NEU_PROTOCOL_RECV,
};

inline static void zlog_protocol(zlog_category_t *log, uint8_t *bytes,
                                 uint16_t                   n_byte,
                                 enum neu_protocol_log_type type)
{
    static __thread char buf[2048] = { 0 };
    int                  offset    = 0;

    memset(buf, 0, sizeof(buf));
    if (type == NEU_PROTOCOL_SEND) {
        offset = snprintf(buf, sizeof(buf) - 1, ">>(%d)", n_byte);
    } else {
        offset = snprintf(buf, sizeof(buf) - 1, "<<(%d)", n_byte);
    }

    for (int i = 0; i < n_byte; i++) {
        if (sizeof(buf) > (size_t) offset && sizeof(buf) - offset > 10) {
            int s_ret = snprintf(buf + offset, sizeof(buf) - offset - 1,
                                 " 0x%02hhX", bytes[i]);
            if (s_ret > 0) {
                offset += s_ret;
            } else {
                break;
            }
        } else {
            break;
        }
    }

    zlog_debug(log, "%s", buf);
}

#define zlog_send_protocol(log, bytes, n_byte) \
    zlog_protocol(log, (uint8_t *) bytes, n_byte, NEU_PROTOCOL_SEND)

#define zlog_recv_protocol(log, bytes, n_byte) \
    zlog_protocol(log, (uint8_t *) bytes, n_byte, NEU_PROTOCOL_RECV)

#define plog_recv_protocol(plugin, bytes, n_byte) \
    zlog_recv_protocol((plugin)->common.log, bytes, n_byte)

#define plog_send_protocol(plugin, bytes, n_byte) \
    zlog_send_protocol((plugin)->common.log, bytes, n_byte)

void remove_logs(const char *node);

#endif