smbfs_node.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2000-2001 Boris Popov
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 #ifndef _FS_SMBFS_NODE_H_
   31 #define _FS_SMBFS_NODE_H_
   32 
   33 #define SMBFS_ROOT_INO          2       /* just like in UFS */
   34 
   35 /* Bits for smbnode.n_flag */
   36 #define NFLUSHINPROG            0x0001
   37 #define NFLUSHWANT              0x0002  /* they should gone ... */
   38 #define NMODIFIED               0x0004  /* bogus, until async IO implemented */
   39 /*efine NNEW                    0x0008*//* smb/vnode has been allocated */
   40 #define NREFPARENT              0x0010  /* node holds parent from recycling */
   41 #define NFLUSHWIRE              0x1000  /* pending flush request */
   42 #define NOPEN                   0x2000  /* file is open */
   43 #define NGONE                   0x4000  /* file has been removed/renamed */
   44 
   45 struct smbfs_fctx;
   46 
   47 struct smbnode {
   48         int                     n_flag;
   49         struct vnode *          n_parent;
   50         struct vnode *          n_vnode;
   51         struct smbmount *       n_mount;
   52         time_t                  n_attrage;      /* attributes cache time */
   53 /*      time_t                  n_ctime;*/
   54         struct timespec         n_mtime;        /* modify time */
   55         struct timespec         n_atime;        /* last access time */
   56         u_quad_t                n_size;
   57         long                    n_ino;
   58         long                    n_parentino;    /* parent inode number */
   59         int                     n_dosattr;
   60         u_int16_t               n_fid;          /* file handle */
   61         int                     n_rwstate;      /* granted access mode */
   62         int                     n_rplen;
   63         char *                  n_rpath;
   64         u_char                  n_nmlen;
   65         u_char *                n_name;
   66         struct smbfs_fctx *     n_dirseq;       /* ff context */
   67         long                    n_dirofs;       /* last ff offset */
   68         LIST_ENTRY(smbnode)     n_hash;
   69 };
   70 
   71 struct smbcmp {
   72         struct vnode *          n_parent;
   73         int                     n_nmlen;
   74         const char *            n_name;
   75 };
   76 
   77 #define VTOSMB(vp)      ((struct smbnode *)(vp)->v_data)
   78 #define SMBTOV(np)      ((struct vnode *)(np)->n_vnode)
   79 
   80 #define SMBFS_DNP_SEP(dnp)      ((dnp->n_rplen > 1) ? '\\' : '\0')
   81 
   82 struct vop_getpages_args;
   83 struct vop_inactive_args;
   84 struct vop_putpages_args;
   85 struct vop_reclaim_args;
   86 struct ucred;
   87 struct uio;
   88 struct smbfattr;
   89 
   90 int  smbfs_inactive(struct vop_inactive_args *);
   91 int  smbfs_reclaim(struct vop_reclaim_args *);
   92 int smbfs_nget(struct mount *mp, struct vnode *dvp, const char *name, int nmlen,
   93         struct smbfattr *fap, struct vnode **vpp);
   94 u_int32_t smbfs_hash(const u_char *name, int nmlen);
   95 
   96 int  smbfs_getpages(struct vop_getpages_args *);
   97 int  smbfs_putpages(struct vop_putpages_args *);
   98 int  smbfs_readvnode(struct vnode *vp, struct uio *uiop, struct ucred *cred);
   99 int  smbfs_writevnode(struct vnode *vp, struct uio *uiop, struct ucred *cred, int ioflag);
  100 void smbfs_attr_cacheenter(struct vnode *vp, struct smbfattr *fap);
  101 int  smbfs_attr_cachelookup(struct vnode *vp ,struct vattr *va);
  102 
  103 #define smbfs_attr_cacheremove(vp)      VTOSMB(vp)->n_attrage = 0
  104 
  105 #endif /* _FS_SMBFS_NODE_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/fs/smbfs/smbfs_node.h

FreeBSD/Linux Kernel Cross Reference
sys/fs/smbfs/smbfs_node.h