125 lines
3.9 KiB
C
125 lines
3.9 KiB
C
/******************************************************************************
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* Copyright (c) Huawei Technologies Co., Ltd. 2019. All rights reserved.
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* clibcni licensed under the Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
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* PURPOSE.
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* See the Mulan PSL v2 for more details.
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* Author: wujing
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* Create: 2019-4-08
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* Description: provide container log functions
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******************************************************************************/
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#ifndef __CLIBCNI_LOG_H
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#define __CLIBCNI_LOG_H
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#include <stdbool.h>
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#include <errno.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef O_CLOEXEC
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#define O_CLOEXEC 02000000
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#endif
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#define CLIBCNI_LOG_BUFFER_SIZE 4096
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#define CLIBCNI_LOG_TIME_STR_MAX_LEN 21
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enum clibcni_log_drivers {
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LOG_DRIVER_STDOUT,
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LOG_DRIVER_FIFO,
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LOG_DRIVER_NOSET,
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};
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enum clibcni_log_level {
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CLIBCNI_LOG_FATAL = 0,
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CLIBCNI_LOG_ALERT,
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CLIBCNI_LOG_CRIT,
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CLIBCNI_LOG_ERROR,
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CLIBCNI_LOG_WARN,
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CLIBCNI_LOG_NOTICE,
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CLIBCNI_LOG_INFO,
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CLIBCNI_LOG_DEBUG,
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CLIBCNI_LOG_TRACE,
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CLIBCNI_LOG_MAX
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};
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struct clibcni_log_config {
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const char *name;
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const char *file;
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const char *priority;
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const char *prefix;
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const char *driver;
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};
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/* brief logging event object */
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struct clibcni_log_object_metadata {
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/* location information of the logging item */
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const char *file;
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const char *func;
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int line;
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int level;
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};
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int clibcni_log_enable(const struct clibcni_log_config *log);
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void clibcni_set_log_prefix(const char *prefix);
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void clibcni_free_log_prefix(void);
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int clibcni_log(const struct clibcni_log_object_metadata *metadata, const char *format, ...);
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#define COMMON_LOG(loglevel, format, ...) \
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do { \
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struct clibcni_log_object_metadata meta = { \
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.file = __FILENAME__, .func = __func__, .line = __LINE__, .level = loglevel, \
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}; \
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(void)clibcni_log(&meta, format, ##__VA_ARGS__); \
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} while (0)
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#define DEBUG(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_DEBUG, format, ##__VA_ARGS__)
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#define INFO(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_INFO, format, ##__VA_ARGS__)
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#define NOTICE(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_NOTICE, format, ##__VA_ARGS__)
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#define WARN(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_WARN, format, ##__VA_ARGS__)
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#define ERROR(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_ERROR, format, ##__VA_ARGS__)
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#define CRIT(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_CRIT, format, ##__VA_ARGS__)
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#define ALERT(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_ALERT, format, ##__VA_ARGS__)
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#define FATAL(format, ...) \
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COMMON_LOG(CLIBCNI_LOG_FATAL, format, ##__VA_ARGS__)
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#define SYSERROR(format, ...) \
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do { \
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ERROR("%s - " format, strerror(errno), ##__VA_ARGS__); \
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} while (0)
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#define COMMAND_ERROR(fmt, args...) \
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do { \
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(void)fprintf(stderr, fmt "\n", ##args); \
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} while (0)
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#ifdef __cplusplus
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}
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#endif
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#endif /* __CLIBCNI_LOG_H */
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