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/*-
* Copyright (c) 1999, 2000, 2001 Boris Popov
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD: release/9.1.0/sys/fs/nwfs/nwfs_node.h 206361 2010-04-07 16:50:38Z joel $
*/
#ifndef _NWFS_NODE_H_
#define _NWFS_NODE_H_
#define NWFS_ROOT_INO 0x7ffffffd
/* Bits for nwnode.n_flag */
#define NFLUSHINPROG 0x0001
#define NFLUSHWANT 0x0002 /* they should gone ... */
#define NMODIFIED 0x0004 /* bogus, until async IO implemented */
#define NREFPARENT 0x0008 /* vnode holds reference to a parent vnode */
#define NVOLUME 0x0010 /* vnode references a volume */
#define NSHOULDFREE 0x0020 /* vnode should be removed from hash */
struct nwnode {
LIST_ENTRY(nwnode) n_hash;
struct vnode *n_vnode;
struct vattr n_vattr;
struct nwmount *n_mount;
time_t n_atime; /* attributes cache time*/
time_t n_ctime;
time_t n_mtime;
int n_flag;
ncpfid n_parent;
ncpfid n_fid;
u_long n_attr; /* LH */
u_long n_size;
u_long n_dosfid;
int opened;
/* int access;*/
u_long n_origfh;
ncp_fh n_fh;
struct nw_search_seq n_seq;
u_char n_nmlen;
u_char n_name[256];
};
#define VTONW(vp) ((struct nwnode *)(vp)->v_data)
#define NWTOV(np) ((struct vnode *)(np)->n_vnode)
#define NWCMPF(f1,f2) ((f1)->f_parent == (f2)->f_parent && \
(f1)->f_id == (f2)->f_id)
#define NWCMPN(np1,np2) NWCMPF(&(np1)->n_fid, &(np2)->n_fid)
#define NWCMPV(vp1,vp2) NWCMPN(VTONW(vp1),VTONW(vp2))
struct vop_getpages_args;
struct vop_inactive_args;
struct vop_putpages_args;
struct vop_reclaim_args;
struct ucred;
struct uio;
void nwfs_hash_init(void);
void nwfs_hash_free(void);
int nwfs_lookupnp(struct nwmount *nmp, ncpfid fid, struct thread *td,
struct nwnode **npp);
int nwfs_inactive(struct vop_inactive_args *);
int nwfs_reclaim(struct vop_reclaim_args *);
int nwfs_nget(struct mount *mp, ncpfid fid, struct nw_entry_info *fap,
struct vnode *dvp, struct vnode **vpp);
int nwfs_getpages(struct vop_getpages_args *);
int nwfs_putpages(struct vop_putpages_args *);
int nwfs_readvnode(struct vnode *vp, struct uio *uiop, struct ucred *cred);
int nwfs_writevnode(struct vnode *vp, struct uio *uiop, struct ucred *cred, int ioflag);
void nwfs_attr_cacheenter(struct vnode *vp, struct nw_entry_info *fi);
int nwfs_attr_cachelookup(struct vnode *vp,struct vattr *va);
#define nwfs_attr_cacheremove(vp) VTONW(vp)->n_atime = 0
#endif /* _NWFS_NODE_H_ */