| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* Syslog internals |
| * |
| * Copyright 2010 Canonical, Ltd. |
| * Author: Kees Cook <kees.cook@canonical.com> |
| */ |
| |
| #ifndef _LINUX_SYSLOG_H |
| #define _LINUX_SYSLOG_H |
| |
| /* Close the log. Currently a NOP. */ |
| #define SYSLOG_ACTION_CLOSE 0 |
| /* Open the log. Currently a NOP. */ |
| #define SYSLOG_ACTION_OPEN 1 |
| /* Read from the log. */ |
| #define SYSLOG_ACTION_READ 2 |
| /* Read all messages remaining in the ring buffer. */ |
| #define SYSLOG_ACTION_READ_ALL 3 |
| /* Read and clear all messages remaining in the ring buffer */ |
| #define SYSLOG_ACTION_READ_CLEAR 4 |
| /* Clear ring buffer. */ |
| #define SYSLOG_ACTION_CLEAR 5 |
| /* Disable printk's to console */ |
| #define SYSLOG_ACTION_CONSOLE_OFF 6 |
| /* Enable printk's to console */ |
| #define SYSLOG_ACTION_CONSOLE_ON 7 |
| /* Set level of messages printed to console */ |
| #define SYSLOG_ACTION_CONSOLE_LEVEL 8 |
| /* Return number of unread characters in the log buffer */ |
| #define SYSLOG_ACTION_SIZE_UNREAD 9 |
| /* Return size of the log buffer */ |
| #define SYSLOG_ACTION_SIZE_BUFFER 10 |
| |
| #define SYSLOG_FROM_READER 0 |
| #define SYSLOG_FROM_PROC 1 |
| |
| int do_syslog(int type, char __user *buf, int count, int source); |
| |
| #endif /* _LINUX_SYSLOG_H */ |