Linux Kernel  3.7.1
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syslog.h
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1 /* Syslog internals
2  *
3  * Copyright 2010 Canonical, Ltd.
4  * Author: Kees Cook <[email protected]>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2, or (at your option)
9  * any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; see the file COPYING. If not, write to
18  * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
19  */
20 
21 #ifndef _LINUX_SYSLOG_H
22 #define _LINUX_SYSLOG_H
23 
24 /* Close the log. Currently a NOP. */
25 #define SYSLOG_ACTION_CLOSE 0
26 /* Open the log. Currently a NOP. */
27 #define SYSLOG_ACTION_OPEN 1
28 /* Read from the log. */
29 #define SYSLOG_ACTION_READ 2
30 /* Read all messages remaining in the ring buffer. */
31 #define SYSLOG_ACTION_READ_ALL 3
32 /* Read and clear all messages remaining in the ring buffer */
33 #define SYSLOG_ACTION_READ_CLEAR 4
34 /* Clear ring buffer. */
35 #define SYSLOG_ACTION_CLEAR 5
36 /* Disable printk's to console */
37 #define SYSLOG_ACTION_CONSOLE_OFF 6
38 /* Enable printk's to console */
39 #define SYSLOG_ACTION_CONSOLE_ON 7
40 /* Set level of messages printed to console */
41 #define SYSLOG_ACTION_CONSOLE_LEVEL 8
42 /* Return number of unread characters in the log buffer */
43 #define SYSLOG_ACTION_SIZE_UNREAD 9
44 /* Return size of the log buffer */
45 #define SYSLOG_ACTION_SIZE_BUFFER 10
46 
47 #define SYSLOG_FROM_CALL 0
48 #define SYSLOG_FROM_FILE 1
49 
50 int do_syslog(int type, char __user *buf, int count, bool from_file);
51 
52 #endif /* _LINUX_SYSLOG_H */