blob: 453724812325acc0459d91446b7b7f16320abbfd [file] [log] [blame]
/*
* sys/mount.h
*/
#ifndef _SYS_MOUNT_H
#define _SYS_MOUNT_H
#include <klibc/extern.h>
/*
* These are the fs-independent mount-flags: up to 32 flags are supported
*/
#define MS_RDONLY 1 /* Mount read-only */
#define MS_NOSUID 2 /* Ignore suid and sgid bits */
#define MS_NODEV 4 /* Disallow access to device special files */
#define MS_NOEXEC 8 /* Disallow program execution */
#define MS_SYNCHRONOUS 16 /* Writes are synced at once */
#define MS_REMOUNT 32 /* Alter flags of a mounted FS */
#define MS_MANDLOCK 64 /* Allow mandatory locks on an FS */
#define MS_NOATIME 1024 /* Do not update access times. */
#define MS_NODIRATIME 2048 /* Do not update directory access times */
#define MS_BIND 4096
#define MS_REC 16384
#define MS_VERBOSE 32768
#define MS_NOUSER (1<<31)
/*
* Superblock flags that can be altered by MS_REMOUNT
*/
#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_NOATIME|MS_NODIRATIME)
/*
* Old magic mount flag and mask
*/
#define MS_MGC_VAL 0xC0ED0000
#define MS_MGC_MSK 0xffff0000
/*
* umount2() flags
*/
#define MNT_FORCE 1
/*
* Prototypes
*/
__extern int mount(const char *, const char *,
const char *, unsigned long,
const void *);
__extern int umount(const char *);
__extern int umount2(const char *, int);
__extern int pivot_root(const char *, const char *);
#endif /* _SYS_MOUNT_H */