1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
/* logger.h
*
* Tox DHT bootstrap daemon.
*
* Copyright (C) 2015 Tox project All Rights Reserved.
*
* This file is part of Tox.
*
* Tox is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Tox is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Tox. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef LOGGER_H
#define LOGGER_H
typedef enum LOGGER_BACKEND {
LOGGER_BACKEND_SYSLOG,
LOGGER_BACKEND_STDOUT
} LOGGER_BACKEND;
typedef enum LOG_LEVEL {
LOG_LEVEL_INFO,
LOG_LEVEL_WARNING,
LOG_LEVEL_ERROR
} LOG_LEVEL;
typedef struct Logger Logger;
/**
* Creates new logger.
* @param backend Specifies which backend the logger should use.
* @return Logger object on success, NULL on failure.
*/
Logger* new_logger(LOGGER_BACKEND backend);
/**
* Destroys a logger object, releasing all used resources.
* @param logger Logger object to destroy.
*/
void kill_logger(Logger* logger);
/**
* Logs a message.
* @param logger Logger object to use.
* @param level Log level to use.
* @param format printf-like format string.
* @param ... Zero or more arguments, similar to printf function.
*/
void log(Logger* logger, LOG_LEVEL level, const char *format, ...);
#endif // LOGGER_H
|