log.h

Go to the documentation of this file.

//
// Created by noeel on 17-7-19.
//

#ifndef ARUNA_LOG_H
#define ARUNA_LOG_H

#include "stdarg.h"
#include "stddef.h"
#include "stdint.h"
#include "arunaTypes.h"
namespace aruna { namespace log {
    enum class level_t: int {
        NONE = -1,
        VERBOSE = 4,
        DEBUG = 3,
        INFO = 2,
        WARNING = 1,
        ERROR = 0,
    };
    typedef int (*vprintf_like_t)(const char *, va_list);
    static const level_t default_level = level_t::INFO;


    struct channel_t {
        const char* name;

        level_t level = default_level;

        channel_t(const char* name, level_t level = default_level);

        ~channel_t();

        err_t startup_status = err_t::NOT_STARTED;

        int verbose(const char* format, ...);
        int debug(const char* format, ...);
        int info(const char* format, ...);
        int warning(const char* format, ...);
        int error(const char* format, ...);
        int dump(level_t level, uint8_t *bin, size_t size);

        bool operator<(const channel_t &b) const {
            return this->name < b.name;
        }

        bool operator==(const char* name) const {
            return this->name == name;
        }

        private:
            int print(level_t level, const char *format);
            int out(const char *format, ...);
            unsigned long epoch();

    };

    int set_level(const char *channel_name, level_t new_level);

    vprintf_like_t set_print_function(vprintf_like_t func);

    level_t set_max_level(level_t level);

    void level_t_to_char(level_t level, char *buffer);

}}

#endif //ARUNA_LOG_H