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/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2018 The TokTok team.
* Copyright © 2015-2016 Tox project.
*/
/*
* Tox DHT bootstrap daemon.
* Logging utility with support of multiple logging backends.
*/
#ifndef C_TOXCORE_OTHER_BOOTSTRAP_DAEMON_SRC_LOG_H
#define C_TOXCORE_OTHER_BOOTSTRAP_DAEMON_SRC_LOG_H
#include <stdbool.h>
#include "../../../toxcore/ccompat.h"
typedef enum LOG_BACKEND {
LOG_BACKEND_STDOUT,
LOG_BACKEND_SYSLOG
} LOG_BACKEND;
typedef enum LOG_LEVEL {
LOG_LEVEL_INFO,
LOG_LEVEL_WARNING,
LOG_LEVEL_ERROR
} LOG_LEVEL;
/**
* Initializes logger.
* @param backend Specifies which backend to use.
* @return true on success, false if log is already opened.
*/
bool log_open(LOG_BACKEND backend);
/**
* Releases all used resources by the logger.
* @return true on success, false if log is already closed.
*/
bool log_close(void);
/**
* Writes a message to the log.
* @param level Log level to use.
* @param format printf-like format string.
* @param ... Zero or more arguments, similar to printf function.
* @return true on success, false if log is closed.
*/
bool log_write(LOG_LEVEL level, const char *format, ...) GNU_PRINTF(2, 3);
#endif // C_TOXCORE_OTHER_BOOTSTRAP_DAEMON_SRC_LOG_H
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