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kernfs.h revision 1.9 
      1  1.9   briggs /*	$NetBSD: kernfs.h,v 1.9 1995/03/29 22:08:22 briggs Exp $	*/
      2  1.8      cgd 
      3  1.1      cgd /*
      4  1.6  mycroft  * Copyright (c) 1992, 1993
      5  1.6  mycroft  *	The Regents of the University of California.  All rights reserved.
      6  1.1      cgd  *
      7  1.5      cgd  * This code is derived from software donated to Berkeley by
      8  1.1      cgd  * Jan-Simon Pendry.
      9  1.1      cgd  *
     10  1.2      cgd  * Redistribution and use in source and binary forms, with or without
     11  1.2      cgd  * modification, are permitted provided that the following conditions
     12  1.2      cgd  * are met:
     13  1.2      cgd  * 1. Redistributions of source code must retain the above copyright
     14  1.2      cgd  *    notice, this list of conditions and the following disclaimer.
     15  1.2      cgd  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.2      cgd  *    notice, this list of conditions and the following disclaimer in the
     17  1.2      cgd  *    documentation and/or other materials provided with the distribution.
     18  1.2      cgd  * 3. All advertising materials mentioning features or use of this software
     19  1.2      cgd  *    must display the following acknowledgement:
     20  1.5      cgd  *	This product includes software developed by the University of
     21  1.5      cgd  *	California, Berkeley and its contributors.
     22  1.2      cgd  * 4. Neither the name of the University nor the names of its contributors
     23  1.2      cgd  *    may be used to endorse or promote products derived from this software
     24  1.2      cgd  *    without specific prior written permission.
     25  1.1      cgd  *
     26  1.2      cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     27  1.2      cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     28  1.2      cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     29  1.2      cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     30  1.2      cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     31  1.2      cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     32  1.2      cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     33  1.2      cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     34  1.2      cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     35  1.2      cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     36  1.2      cgd  * SUCH DAMAGE.
     37  1.1      cgd  *
     38  1.8      cgd  *	@(#)kernfs.h	8.5 (Berkeley) 6/15/94
     39  1.1      cgd  */
     40  1.1      cgd 
     41  1.6  mycroft #define	_PATH_KERNFS	"/kern"		/* Default mountpoint */
     42  1.6  mycroft 
     43  1.9   briggs #ifdef _KERNEL
     44  1.1      cgd struct kernfs_mount {
     45  1.1      cgd 	struct vnode	*kf_root;	/* Root node */
     46  1.1      cgd };
     47  1.1      cgd 
     48  1.1      cgd struct kernfs_node {
     49  1.5      cgd 	struct kern_target *kf_kt;
     50  1.1      cgd };
     51  1.1      cgd 
     52  1.1      cgd #define VFSTOKERNFS(mp)	((struct kernfs_mount *)((mp)->mnt_data))
     53  1.1      cgd #define	VTOKERN(vp) ((struct kernfs_node *)(vp)->v_data)
     54  1.1      cgd 
     55  1.6  mycroft extern int (**kernfs_vnodeop_p)();
     56  1.1      cgd extern struct vfsops kernfs_vfsops;
     57  1.6  mycroft extern dev_t rrootdev;
     58  1.9   briggs #endif /* _KERNEL */
     59