smbfs_node.h

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    1 /*-
    2  * Copyright (c) 2000-2001 Boris Popov
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/10.0/sys/fs/smbfs/smbfs_node.h 243396 2012-11-22 08:58:29Z davide $
   27  */
   28 #ifndef _FS_SMBFS_NODE_H_
   29 #define _FS_SMBFS_NODE_H_
   30 
   31 #define SMBFS_ROOT_INO          2       /* just like in UFS */
   32 
   33 /* Bits for smbnode.n_flag */
   34 #define NFLUSHINPROG            0x0001
   35 #define NFLUSHWANT              0x0002  /* they should gone ... */
   36 #define NMODIFIED               0x0004  /* bogus, until async IO implemented */
   37 /*efine NNEW                    0x0008*//* smb/vnode has been allocated */
   38 #define NREFPARENT              0x0010  /* node holds parent from recycling */
   39 #define NFLUSHWIRE              0x1000  /* pending flush request */
   40 #define NOPEN                   0x2000  /* file is open */
   41 #define NGONE                   0x4000  /* file has been removed/renamed */
   42 
   43 struct smbfs_fctx;
   44 
   45 struct smbnode {
   46         int                     n_flag;
   47         struct vnode *          n_parent;
   48         struct vnode *          n_vnode;
   49         struct smbmount *       n_mount;
   50         time_t                  n_attrage;      /* attributes cache time */
   51 /*      time_t                  n_ctime;*/
   52         struct timespec         n_mtime;        /* modify time */
   53         struct timespec         n_atime;        /* last access time */
   54         u_quad_t                n_size;
   55         long                    n_ino;
   56         long                    n_parentino;    /* parent inode number */
   57         int                     n_dosattr;
   58         u_int16_t               n_fid;          /* file handle */
   59         int                     n_rwstate;      /* granted access mode */
   60         int                     n_rplen;
   61         char *                  n_rpath;
   62         u_char                  n_nmlen;
   63         u_char *                n_name;
   64         struct smbfs_fctx *     n_dirseq;       /* ff context */
   65         long                    n_dirofs;       /* last ff offset */
   66         LIST_ENTRY(smbnode)     n_hash;
   67 };
   68 
   69 struct smbcmp {
   70         struct vnode *          n_parent;
   71         int                     n_nmlen;
   72         const char *            n_name;
   73 };
   74 
   75 #define VTOSMB(vp)      ((struct smbnode *)(vp)->v_data)
   76 #define SMBTOV(np)      ((struct vnode *)(np)->n_vnode)
   77 
   78 #define SMBFS_DNP_SEP(dnp)      ((dnp->n_rplen > 1) ? '\\' : '\0')
   79 
   80 struct vop_getpages_args;
   81 struct vop_inactive_args;
   82 struct vop_putpages_args;
   83 struct vop_reclaim_args;
   84 struct ucred;
   85 struct uio;
   86 struct smbfattr;
   87 
   88 int  smbfs_inactive(struct vop_inactive_args *);
   89 int  smbfs_reclaim(struct vop_reclaim_args *);
   90 int smbfs_nget(struct mount *mp, struct vnode *dvp, const char *name, int nmlen,
   91         struct smbfattr *fap, struct vnode **vpp);
   92 u_int32_t smbfs_hash(const u_char *name, int nmlen);
   93 
   94 int  smbfs_getpages(struct vop_getpages_args *);
   95 int  smbfs_putpages(struct vop_putpages_args *);
   96 int  smbfs_readvnode(struct vnode *vp, struct uio *uiop, struct ucred *cred);
   97 int  smbfs_writevnode(struct vnode *vp, struct uio *uiop, struct ucred *cred, int ioflag);
   98 void smbfs_attr_cacheenter(struct vnode *vp, struct smbfattr *fap);
   99 int  smbfs_attr_cachelookup(struct vnode *vp ,struct vattr *va);
  100 
  101 #define smbfs_attr_cacheremove(vp)      VTOSMB(vp)->n_attrage = 0
  102 
  103 #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