source: svn/trunk/newcon3bcm2_21bu/toolchain/mips-linux-uclibc/include/linux/devfs_fs.h

#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 '\0' */
        /*  The device name MUST come last                                       */
        char devname[DEVFS_PATHLEN];    /*  This will be '\0' terminated            */
};

#endif                          /*  _LINUX_DEVFS_FS_H  */