rt-thread-official/components/utilities/ulog/ulog.h

100 lines
2.6 KiB
C

/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-08-25 armink the first version
*/
#ifndef _ULOG_H_
#define _ULOG_H_
#include <rtthread.h>
#include "ulog_def.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ULOG_VERSION_STR "0.1.1"
/*
* ulog init and deint
*/
int ulog_init(void);
void ulog_deinit(void);
/*
* output different level log by LOG_X API
*
* NOTE: The `LOG_TAG` and `LOG_LVL` must be defined before including the <ulog.h> when you want to use LOG_X API.
*
* #define LOG_TAG "example"
* #define LOG_LVL LOG_LVL_DBG
* #include <ulog.h>
*
* Then you can using LOG_X API to output log
*
* LOG_D("this is a debug log!");
* LOG_E("this is a error log!");
*/
#define LOG_E(...) ulog_e(LOG_TAG, __VA_ARGS__)
#define LOG_W(...) ulog_w(LOG_TAG, __VA_ARGS__)
#define LOG_I(...) ulog_i(LOG_TAG, __VA_ARGS__)
#define LOG_D(...) ulog_d(LOG_TAG, __VA_ARGS__)
#define LOG_RAW(...) ulog_raw(__VA_ARGS__)
/*
* backend register and unregister
*/
rt_err_t ulog_backend_register(ulog_backend_t backend, const char *name, rt_bool_t support_color);
rt_err_t ulog_backend_unregister(ulog_backend_t backend);
#ifdef ULOG_USING_FILTER
/*
* log filter setting
*/
int ulog_tag_lvl_filter_set(const char *tag, rt_uint32_t level);
rt_uint32_t ulog_tag_lvl_filter_get(const char *tag);
rt_slist_t *ulog_tag_lvl_list_get(void);
void ulog_global_filter_lvl_set(rt_uint32_t level);
rt_uint32_t ulog_global_filter_lvl_get(void);
void ulog_global_filter_tag_set(const char *tag);
const char *ulog_global_filter_tag_get(void);
void ulog_global_filter_kw_set(const char *keyword);
const char *ulog_global_filter_kw_get(void);
#endif /* ULOG_USING_FILTER */
/*
* flush all backends's log
*/
void ulog_flush(void);
#ifdef ULOG_USING_ASYNC_OUTPUT
/*
* asynchronous output API
*/
void ulog_async_output(void);
void ulog_async_waiting_log(rt_int32_t time);
#endif
/*
* dump the hex format data to log
*/
void ulog_hexdump(const char *tag, rt_size_t width, rt_uint8_t *buf, rt_size_t size);
/*
* Another log output API. This API is more difficult to use than LOG_X API.
*/
void ulog_voutput(rt_uint32_t level, const char *tag, rt_bool_t newline, const char *format, va_list args);
void ulog_output(rt_uint32_t level, const char *tag, rt_bool_t newline, const char *format, ...);
void ulog_raw(const char *format, ...);
#ifdef __cplusplus
}
#endif
#endif /* _ULOG_H_ */