diff options
Diffstat (limited to 'include/linux/syslog.h')
| -rw-r--r-- | include/linux/syslog.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/linux/syslog.h b/include/linux/syslog.h new file mode 100644 index 000000000..955f80e34 --- /dev/null +++ b/include/linux/syslog.h @@ -0,0 +1,42 @@ +/* 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 + +#include <linux/wait.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); +extern wait_queue_head_t log_wait; + +#endif /* _LINUX_SYSLOG_H */ |