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git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blob - include/linux/devfs_fs.h
1 #ifndef _LINUX_DEVFS_FS_H
2 #define _LINUX_DEVFS_FS_H
4 #include <linux/ioctl.h>
6 #define DEVFSD_PROTOCOL_REVISION_KERNEL 5
8 #define DEVFSD_IOCTL_BASE 'd'
10 /* These are the various ioctls */
11 #define DEVFSDIOC_GET_PROTO_REV _IOR(DEVFSD_IOCTL_BASE, 0, int)
12 #define DEVFSDIOC_SET_EVENT_MASK _IOW(DEVFSD_IOCTL_BASE, 2, int)
13 #define DEVFSDIOC_RELEASE_EVENT_QUEUE _IOW(DEVFSD_IOCTL_BASE, 3, int)
14 #define DEVFSDIOC_SET_DEBUG_MASK _IOW(DEVFSD_IOCTL_BASE, 4, int)
16 #define DEVFSD_NOTIFY_REGISTERED 0
17 #define DEVFSD_NOTIFY_UNREGISTERED 1
18 #define DEVFSD_NOTIFY_ASYNC_OPEN 2
19 #define DEVFSD_NOTIFY_CLOSE 3
20 #define DEVFSD_NOTIFY_LOOKUP 4
21 #define DEVFSD_NOTIFY_CHANGE 5
22 #define DEVFSD_NOTIFY_CREATE 6
23 #define DEVFSD_NOTIFY_DELETE 7
25 #define DEVFS_PATHLEN 1024 /* Never change this otherwise the
26 binary interface will change */
28 struct devfsd_notify_struct
{ /* Use native C types to ensure same types in kernel and user space */
29 unsigned int type
; /* DEVFSD_NOTIFY_* value */
30 unsigned int mode
; /* Mode of the inode or device entry */
31 unsigned int major
; /* Major number of device entry */
32 unsigned int minor
; /* Minor number of device entry */
33 unsigned int uid
; /* Uid of process, inode or device entry */
34 unsigned int gid
; /* Gid of process, inode or device entry */
35 unsigned int overrun_count
; /* Number of lost events */
36 unsigned int namelen
; /* Number of characters not including '\0' */
37 /* The device name MUST come last */
38 char devname
[DEVFS_PATHLEN
]; /* This will be '\0' terminated */
41 #endif /* _LINUX_DEVFS_FS_H */