| 1 | /* $NetBSD: smbfs_node.h,v 1.15 2015/01/02 09:48:01 martin Exp $ */ |
| 2 | |
| 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 | * 3. All advertising materials mentioning features or use of this software |
| 16 | * must display the following acknowledgement: |
| 17 | * This product includes software developed by Boris Popov. |
| 18 | * 4. Neither the name of the author nor the names of any co-contributors |
| 19 | * may be used to endorse or promote products derived from this software |
| 20 | * without specific prior written permission. |
| 21 | * |
| 22 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 32 | * SUCH DAMAGE. |
| 33 | * |
| 34 | * FreeBSD: src/sys/fs/smbfs/smbfs_node.h,v 1.1 2001/04/10 07:59:05 bp Exp |
| 35 | */ |
| 36 | #ifndef _FS_SMBFS_SMBFS_NODE_H_ |
| 37 | #define _FS_SMBFS_SMBFS_NODE_H_ |
| 38 | |
| 39 | #include <sys/hash.h> /* for hash32_strn() */ |
| 40 | #include <miscfs/genfs/genfs_node.h> /* for struct genfs_node */ |
| 41 | |
| 42 | #define SMBFS_ROOT_INO 2 /* just like in UFS */ |
| 43 | |
| 44 | /* Bits for smbnode.n_flag */ |
| 45 | #define NFLUSHINPROG 0x0001 |
| 46 | #define NFLUSHWANT 0x0002 /* they should gone ... */ |
| 47 | #define NMODIFIED 0x0004 /* bogus, until async IO implemented */ |
| 48 | /*efine NNEW 0x0008*//* smb/vnode has been allocated */ |
| 49 | #define NREFPARENT 0x0010 /* node holds parent from recycling */ |
| 50 | #define NOPEN 0x2000 /* file is open */ |
| 51 | #define NGONE 0x4000 /* file has been removed/renamed */ |
| 52 | |
| 53 | #define SMBFS_ATTRTIMO 5 /* Attribute cache timeout in sec */ |
| 54 | |
| 55 | struct smbfs_fctx; |
| 56 | |
| 57 | #define SMBFS_KEYSIZE(nmlen) (sizeof(struct smbkey) + (nmlen)) |
| 58 | struct smbkey { |
| 59 | struct vnode * k_parent; /* Parent vnode. */ |
| 60 | u_char k_nmlen; /* Name length. */ |
| 61 | u_char k_name[]; /* Name (variable length). */ |
| 62 | } __packed; |
| 63 | |
| 64 | struct smbnode { |
| 65 | struct genfs_node n_gnode; |
| 66 | kmutex_t n_lock; |
| 67 | struct smbkey * n_key; |
| 68 | int n_flag; |
| 69 | #define n_parent n_key->k_parent |
| 70 | struct vnode * n_vnode; |
| 71 | struct smbmount * n_mount; |
| 72 | time_t n_attrage; /* attributes cache time */ |
| 73 | time_t n_ctime; /* Prev create time. */ |
| 74 | time_t n_nctime; /* last neg cache entry (dir) */ |
| 75 | struct timespec n_mtime; /* modify time */ |
| 76 | struct timespec n_atime; /* last access time */ |
| 77 | u_quad_t n_size; |
| 78 | long n_ino; |
| 79 | int n_dosattr; |
| 80 | u_int16_t n_fid; /* file handle */ |
| 81 | int n_rwstate; /* granted access mode */ |
| 82 | #define n_nmlen n_key->k_nmlen |
| 83 | #define n_name n_key->k_name |
| 84 | struct smbfs_fctx * n_dirseq; /* ff context */ |
| 85 | long n_dirofs; /* last ff offset */ |
| 86 | struct lockf * n_lockf; /* Locking records of file */ |
| 87 | }; |
| 88 | |
| 89 | #define VTOSMB(vp) ((struct smbnode *)(vp)->v_data) |
| 90 | #define SMBTOV(np) ((struct vnode *)(np)->n_vnode) |
| 91 | |
| 92 | struct smbfattr; |
| 93 | |
| 94 | int smbfs_inactive(void *); |
| 95 | int smbfs_reclaim(void *); |
| 96 | int smbfs_loadvnode(struct mount *, struct vnode *, |
| 97 | const void *, size_t, const void **); |
| 98 | int smbfs_nget(struct mount *, struct vnode *, const char *, int, |
| 99 | struct smbfattr *, struct vnode **); |
| 100 | |
| 101 | int smbfs_readvnode(struct vnode *, struct uio *, kauth_cred_t); |
| 102 | int smbfs_writevnode(struct vnode *, struct uio *, kauth_cred_t, int); |
| 103 | void smbfs_attr_cacheenter(struct vnode *, struct smbfattr *); |
| 104 | int smbfs_attr_cachelookup(struct vnode * ,struct vattr *); |
| 105 | |
| 106 | #define smbfs_attr_cacheremove(vp) VTOSMB(vp)->n_attrage = 0 |
| 107 | |
| 108 | #endif /* _FS_SMBFS_SMBFS_NODE_H_ */ |
| 109 | |