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author | bp <bp@FreeBSD.org> | 1999-10-02 04:06:24 +0000 |
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committer | bp <bp@FreeBSD.org> | 1999-10-02 04:06:24 +0000 |
commit | 99edac4b3b7b369e65394b2bd57332aaad8d6812 (patch) | |
tree | 648f799b08d76bc3345446a922bb7985b440fae9 /sys/fs/nwfs/nwfs_node.h | |
parent | 4f9461c0bd8dd6d2fb8a4f0df36c1666e4e25c98 (diff) | |
download | FreeBSD-src-99edac4b3b7b369e65394b2bd57332aaad8d6812.zip FreeBSD-src-99edac4b3b7b369e65394b2bd57332aaad8d6812.tar.gz |
Import kernel part of ncplib: netncp and nwfs
Reviewed by: msmith, peter
Obtained from: ncplib
Diffstat (limited to 'sys/fs/nwfs/nwfs_node.h')
-rw-r--r-- | sys/fs/nwfs/nwfs_node.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/sys/fs/nwfs/nwfs_node.h b/sys/fs/nwfs/nwfs_node.h new file mode 100644 index 0000000..c88c4b4 --- /dev/null +++ b/sys/fs/nwfs/nwfs_node.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 1999, 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Boris Popov. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * 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. + * + * $FreeBSD$ + */ +#ifndef _NWFS_NODE_H_ +#define _NWFS_NODE_H_ + +#define NWFS_ROOT_INO 0x7ffffffd +#define NWFS_ROOTVOL "#.ROOT" + +/* Bits for nwnode.n_flag */ +#define NFLUSHINPROG 0x0001 +#define NFLUSHWANT 0x0002 /* they should gone ... */ +#define NMODIFIED 0x0004 /* bogus, until async IO implemented */ +#define NNEW 0x0008 /* vnode has been allocated */ +#define NVOLUME 0x0010 /* vnode references a volume */ + +#ifndef VT_NWFS +#define VT_NWFS VT_TFS +#endif + +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; + int n_refparent; + 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)) + +void nwfs_hash_init(void); +void nwfs_hash_free(void); +int nwfs_allocvp(struct mount *mp, ncpfid fid, struct vnode **vpp); +int nwfs_lookupnp(struct nwmount *nmp, ncpfid fid, struct nwnode **npp); +int nwfs_inactive __P((struct vop_inactive_args *)); +int nwfs_reclaim __P((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 __P((struct vop_getpages_args *)); +int nwfs_putpages __P((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_ */ |