log.h

/*
 * Copyright (C) 2026 Kamil Lulko <kamil.lulko@gmail.com>
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 * This file is part of oveRTOS.
 */
 
#ifndef OVE_LOG_H
#define OVE_LOG_H
 
#include "ove/console.h"
#include "ove_config.h"
#include <stdio.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define OVE_LOG_LEVEL_ERR  0
#define OVE_LOG_LEVEL_WRN  1
#define OVE_LOG_LEVEL_INF  2
#define OVE_LOG_LEVEL_DBG  3
#ifndef OVE_LOG_LEVEL
#define OVE_LOG_LEVEL OVE_LOG_LEVEL_INF
#endif
 
#ifdef CONFIG_OVE_NET_HTTPD
void ove_httpd_log_append(const char *line);
#define _OVE_LOG_HTTPD_HOOK(buf) ove_httpd_log_append(buf)
#else
#define _OVE_LOG_HTTPD_HOOK(buf) ((void)0)
#endif
 
#define _OVE_LOG_OUTPUT(prefix, fmt, ...) \
    do { \
        char _ove_log_buf[256]; \
        int _ove_log_len = snprintf(_ove_log_buf, \
            sizeof(_ove_log_buf), prefix fmt, ##__VA_ARGS__); \
        if (_ove_log_len > 0) { \
            _ove_log_buf[_ove_log_len] = '\n'; \
            _ove_log_buf[_ove_log_len + 1] = '\0'; \
            ove_console_write(_ove_log_buf, \
                (unsigned int)(_ove_log_len + 1)); \
            _ove_log_buf[_ove_log_len] = '\0'; \
            _OVE_LOG_HTTPD_HOOK(_ove_log_buf); \
        } \
    } while (0)
#if OVE_LOG_LEVEL >= OVE_LOG_LEVEL_ERR
#define OVE_LOG_ERR(fmt, ...) _OVE_LOG_OUTPUT("[E] ", fmt, ##__VA_ARGS__)
#else
#define OVE_LOG_ERR(fmt, ...) do {} while (0)
#endif
 
#if OVE_LOG_LEVEL >= OVE_LOG_LEVEL_WRN
#define OVE_LOG_WRN(fmt, ...) _OVE_LOG_OUTPUT("[W] ", fmt, ##__VA_ARGS__)
#else
#define OVE_LOG_WRN(fmt, ...) do {} while (0)
#endif
 
#if OVE_LOG_LEVEL >= OVE_LOG_LEVEL_INF
#define OVE_LOG_INF(fmt, ...) _OVE_LOG_OUTPUT("[I] ", fmt, ##__VA_ARGS__)
#else
#define OVE_LOG_INF(fmt, ...) do {} while (0)
#endif
 
#if OVE_LOG_LEVEL >= OVE_LOG_LEVEL_DBG
#define OVE_LOG_DBG(fmt, ...) _OVE_LOG_OUTPUT("[D] ", fmt, ##__VA_ARGS__)
#else
#define OVE_LOG_DBG(fmt, ...) do {} while (0)
#endif
 
#define _OVE_LOG_RAW(fmt, ...) \
    do { \
        char _ove_log_buf[256]; \
        int _ove_log_len = snprintf(_ove_log_buf, \
            sizeof(_ove_log_buf), fmt, ##__VA_ARGS__); \
        if (_ove_log_len > 0) { \
            ove_console_write(_ove_log_buf, \
                (unsigned int)_ove_log_len); \
        } \
    } while (0)
 
#define OVE_LOG(fmt, ...) _OVE_LOG_RAW(fmt, ##__VA_ARGS__)
 
#ifdef __cplusplus
}
#endif
 
 
#endif /* OVE_LOG_H */