112 lines
2.9 KiB
C
112 lines
2.9 KiB
C
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#ifndef NNG_NANOLIB_LOG_H
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#define NNG_NANOLIB_LOG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <time.h>
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#include "nng/nng.h"
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#define LOG_VERSION "0.2.1"
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/**
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* 2023-12-08 move conf_log to log.h
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*/
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// log type
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#define LOG_TO_FILE (1 << 0)
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#define LOG_TO_CONSOLE (1 << 1)
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#define LOG_TO_SYSLOG (1 << 2)
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#define LOG_TO_UDS (1 << 3)
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typedef struct conf_log conf_log;
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struct conf_log {
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uint8_t type;
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int level;
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char *dir;
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char *file;
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char *uds_addr;
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FILE *fp;
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char *abs_path; // absolut path of log file
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char *rotation_sz_str; // 1000KB, 100MB, 10GB
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uint64_t rotation_sz; // unit: byte
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size_t rotation_count; // rotation count
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};
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typedef struct {
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va_list ap;
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const char *fmt;
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const char *file;
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const char *func;
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struct tm time;
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void * udata;
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int line;
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int level;
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conf_log * config;
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} log_event;
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typedef void (*log_func)(log_event *ev);
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enum {
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NNG_LOG_FATAL = 0,
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NNG_LOG_ERROR,
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NNG_LOG_WARN,
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NNG_LOG_INFO,
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NNG_LOG_DEBUG,
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NNG_LOG_TRACE,
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};
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NNG_DECL const char *log_level_string(int level);
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NNG_DECL int log_level_num(const char *level);
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NNG_DECL void log_set_level(int level);
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NNG_DECL int log_add_callback(
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log_func fn, void *udata, int level, void *mtx, conf_log *config);
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NNG_DECL void log_add_console(int level, void *mtx);
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NNG_DECL int log_add_fp(FILE *fp, int level, void *mtx, conf_log *config);
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NNG_DECL void log_add_syslog(const char *log_name, uint8_t level, void *mtx);
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NNG_DECL void log_add_uds(const char *uds_path, const char *log_name, uint8_t level, void *mtx);
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NNG_DECL void uds_closelog(void);
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NNG_DECL void log_log(int level, const char *file, int line, const char *func,
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const char *fmt, ...);
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NNG_DECL void log_clear_callback();
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#ifdef ENABLE_LOG
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#define log_trace(...) \
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log_log(NNG_LOG_TRACE, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__)
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#define log_debug(...) \
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log_log(NNG_LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__)
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#define log_info(...) \
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log_log(NNG_LOG_INFO, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__)
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#define log_warn(...) \
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log_log(NNG_LOG_WARN, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__)
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#define log_error(...) \
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log_log(NNG_LOG_ERROR, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__)
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#define log_fatal(...) \
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log_log(NNG_LOG_FATAL, __FILE__, __LINE__, __FUNCTION__, __VA_ARGS__)
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#else
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static inline void dummy_log_function(const char *fmt, ...) { (void)fmt; }
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#define log_trace(...) dummy_log_function(__VA_ARGS__)
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#define log_debug(...) dummy_log_function(__VA_ARGS__)
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#define log_info(...) dummy_log_function(__VA_ARGS__)
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#define log_warn(...) dummy_log_function(__VA_ARGS__)
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#define log_error(...) dummy_log_function(__VA_ARGS__)
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#define log_fatal(...) dummy_log_function(__VA_ARGS__)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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