1 #ifndef _LINUX_DEVFS_FS_H
2 #define _LINUX_DEVFS_FS_H
3
4 #include <linux/ioctl.h>
5
6 #define DEVFSD_PROTOCOL_REVISION_KERNEL 5
7
8 #define DEVFSD_IOCTL_BASE 'd'
9
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)
15
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
24 #define DEVFS_PATHLEN 1024 /* Never change this otherwise the
25 binary interface will change */
26
27 struct devfsd_notify_struct
28 {
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 */
39 };
40
41
42 #endif /* _LINUX_DEVFS_FS_H */
43
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