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Diffstat (limited to 'sys/miscfs/genfs/layer_extern.h')
| -rw-r--r-- | sys/miscfs/genfs/layer_extern.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/sys/miscfs/genfs/layer_extern.h b/sys/miscfs/genfs/layer_extern.h new file mode 100644 index 00000000000..892b637f0a7 --- /dev/null +++ b/sys/miscfs/genfs/layer_extern.h @@ -0,0 +1,122 @@ +/* $OpenBSD: layer_extern.h,v 1.1 2003/05/12 20:58:40 tedu Exp $ */ +/* $NetBSD: layer_extern.h,v 1.5 2001/12/06 04:29:23 chs Exp $ */ + +/* + * Copyright (c) 1999 National Aeronautics & Space Administration + * All rights reserved. + * + * This software was written by William Studenmund of the + * Numerical Aerospace Simulation Facility, NASA Ames Research Center. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the National Aeronautics & Space Administration + * nor the names of its contributors may be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NATIONAL AERONAUTICS & SPACE ADMINISTRATION + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ADMINISTRATION OR CONTRIB- + * UTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +/* + * Copyright (c) 1992, 1993, 1995 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software donated to Berkeley by + * Jan-Simon Pendry. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +/* + * Routines defined by layerfs + */ + +/* misc routines in layer_subr.c */ +int layerfs_init(struct vfsconf *); +void layerfs_done(void); +int layer_node_alloc(struct mount *, struct vnode *, struct vnode **); +int layer_node_create(struct mount *, struct vnode *, struct vnode **); +struct vnode * + layer_node_find(struct mount *, struct vnode *); +#define LOG2_SIZEVNODE 7 /* log2(sizeof struct vnode) */ +#define LAYER_NHASH(lmp, vp) \ + (&((lmp)->layerm_node_hashtbl[(((u_long)vp)>>LOG2_SIZEVNODE) & \ + (lmp)->layerm_node_hash])) + +/* vfs routines */ +int layerfs_start(struct mount *, int, struct proc *); +int layerfs_root(struct mount *, struct vnode **); +int layerfs_quotactl(struct mount *, int, uid_t, caddr_t, + struct proc *); +int layerfs_statfs(struct mount *, struct statfs *, struct proc *); +int layerfs_sync(struct mount *, int, struct ucred *, struct proc *); +int layerfs_vget(struct mount *, ino_t, struct vnode **); +int layerfs_fhtovp(struct mount *, struct fid *, struct vnode **); +int layerfs_checkexp(struct mount *, struct mbuf *, int *, + struct ucred **); +int layerfs_vptofh(struct vnode *, struct fid *); +int layerfs_sysctl(int *, u_int, void *, size_t *, void *, size_t, + struct proc *); + +/* VOP routines */ +int layer_bypass(void *); +int layer_getattr(void *); +int layer_inactive(void *); +int layer_reclaim(void *); +int layer_print(void *); +int layer_strategy(void *); +int layer_bwrite(void *); +int layer_bmap(void *); +int layer_lock(void *); +int layer_unlock(void *); +int layer_islocked(void *); +int layer_fsync(void *); +int layer_lookup(void *); +int layer_setattr(void *); +int layer_access(void *); +int layer_open(void *); +int layer_getpages(void *); +int layer_putpages(void *); |