devfs_fs.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:2k
- #ifndef _LINUX_DEVFS_FS_H
- #define _LINUX_DEVFS_FS_H
- #include <linux/ioctl.h>
- #define DEVFSD_PROTOCOL_REVISION_KERNEL 5
- #define DEVFSD_IOCTL_BASE 'd'
- /* These are the various ioctls */
- #define DEVFSDIOC_GET_PROTO_REV _IOR(DEVFSD_IOCTL_BASE, 0, int)
- #define DEVFSDIOC_SET_EVENT_MASK _IOW(DEVFSD_IOCTL_BASE, 2, int)
- #define DEVFSDIOC_RELEASE_EVENT_QUEUE _IOW(DEVFSD_IOCTL_BASE, 3, int)
- #define DEVFSDIOC_SET_DEBUG_MASK _IOW(DEVFSD_IOCTL_BASE, 4, int)
- #define DEVFSD_NOTIFY_REGISTERED 0
- #define DEVFSD_NOTIFY_UNREGISTERED 1
- #define DEVFSD_NOTIFY_ASYNC_OPEN 2
- #define DEVFSD_NOTIFY_CLOSE 3
- #define DEVFSD_NOTIFY_LOOKUP 4
- #define DEVFSD_NOTIFY_CHANGE 5
- #define DEVFSD_NOTIFY_CREATE 6
- #define DEVFSD_NOTIFY_DELETE 7
- #define DEVFS_PATHLEN 1024 /* Never change this otherwise the
- binary interface will change */
- struct devfsd_notify_struct
- { /* Use native C types to ensure same types in kernel and user space */
- unsigned int type; /* DEVFSD_NOTIFY_* value */
- unsigned int mode; /* Mode of the inode or device entry */
- unsigned int major; /* Major number of device entry */
- unsigned int minor; /* Minor number of device entry */
- unsigned int uid; /* Uid of process, inode or device entry */
- unsigned int gid; /* Gid of process, inode or device entry */
- unsigned int overrun_count; /* Number of lost events */
- unsigned int namelen; /* Number of characters not including ' ' */
- /* The device name MUST come last */
- char devname[DEVFS_PATHLEN]; /* This will be ' ' terminated */
- };
- #endif /* _LINUX_DEVFS_FS_H */