118 lines
5.1 KiB
C
118 lines
5.1 KiB
C
/* $NetBSD: layer_extern.h,v 1.22 2006/07/13 12:00:25 martin Exp $ */
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/*
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* Copyright (c) 1999 National Aeronautics & Space Administration
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* All rights reserved.
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*
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* This software was written by William Studenmund of the
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* Numerical Aerospace Simulation Facility, NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the National Aeronautics & Space Administration
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* nor the names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NATIONAL AERONAUTICS & SPACE ADMINISTRATION
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ADMINISTRATION OR CONTRIB-
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* UTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1992, 1993, 1995
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software donated to Berkeley by
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* Jan-Simon Pendry.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/*
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* Routines defined by layerfs
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*/
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/* misc routines in layer_subr.c */
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void layerfs_init(void);
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void layerfs_done(void);
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int layer_node_alloc(struct mount *, struct vnode *, struct vnode **);
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int layer_node_create(struct mount *, struct vnode *, struct vnode **);
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struct vnode *
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layer_node_find(struct mount *, struct vnode *);
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#define LOG2_SIZEVNODE 7 /* log2(sizeof struct vnode) */
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#define LAYER_NHASH(lmp, vp) \
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(&((lmp)->layerm_node_hashtbl[(((u_long)vp)>>LOG2_SIZEVNODE) & \
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(lmp)->layerm_node_hash]))
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/* vfs routines */
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int layerfs_start(struct mount *, int, struct lwp *);
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int layerfs_root(struct mount *, struct vnode **);
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int layerfs_quotactl(struct mount *, int, uid_t, void *,
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struct lwp *);
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int layerfs_statvfs(struct mount *, struct statvfs *, struct lwp *);
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int layerfs_sync(struct mount *, int, struct kauth_cred *, struct lwp *);
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int layerfs_vget(struct mount *, ino_t, struct vnode **);
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int layerfs_fhtovp(struct mount *, struct fid *, struct vnode **);
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int layerfs_vptofh(struct vnode *, struct fid *, size_t *);
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int layerfs_snapshot(struct mount *, struct vnode *,
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struct timespec *);
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/* VOP routines */
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int layer_bypass(void *);
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int layer_getattr(void *);
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int layer_inactive(void *);
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int layer_reclaim(void *);
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int layer_print(void *);
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int layer_bwrite(void *);
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int layer_bmap(void *);
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int layer_lock(void *);
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int layer_unlock(void *);
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int layer_islocked(void *);
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int layer_fsync(void *);
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int layer_lookup(void *);
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int layer_setattr(void *);
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int layer_access(void *);
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int layer_open(void *);
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int layer_remove(void *);
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int layer_rename(void *);
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int layer_rmdir(void *);
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int layer_getpages(void *);
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int layer_putpages(void *);
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