| 1 | /* $NetBSD: ntfs_inode.h,v 1.9 2014/11/13 16:51:53 hannken Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 1998, 1999 Semen Ustimenko |
| 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 | * Id: ntfs_inode.h,v 1.4 1999/05/12 09:43:00 semenu Exp |
| 29 | */ |
| 30 | |
| 31 | #ifndef _NTFS_NTFS_INODE_H_ |
| 32 | #define _NTFS_NTFS_INODE_H_ |
| 33 | #include <miscfs/genfs/genfs_node.h> |
| 34 | |
| 35 | /* These flags are kept in i_flag. */ |
| 36 | #define IN_ACCESS 0x0001 /* Access time update request. */ |
| 37 | #define IN_CHANGE 0x0002 /* Inode change time update request. */ |
| 38 | #define IN_EXLOCK 0x0004 /* File has exclusive lock. */ |
| 39 | #define IN_LOCKED 0x0008 /* Inode lock. */ |
| 40 | #define IN_LWAIT 0x0010 /* Process waiting on file lock. */ |
| 41 | #define IN_MODIFIED 0x0020 /* Inode has been modified. */ |
| 42 | #define IN_RENAME 0x0040 /* Inode is being renamed. */ |
| 43 | #define IN_SHLOCK 0x0080 /* File has shared lock. */ |
| 44 | #define IN_UPDATE 0x0100 /* Modification time update request. */ |
| 45 | #define IN_WANTED 0x0200 /* Inode is wanted by a process. */ |
| 46 | #define IN_RECURSE 0x0400 /* Recursion expected */ |
| 47 | |
| 48 | #define IN_HASHED 0x0800 /* Inode is on hash list */ |
| 49 | #define IN_LOADED 0x8000 /* ntvattrs loaded */ |
| 50 | #define IN_PRELOADED 0x4000 /* loaded from directory entry */ |
| 51 | |
| 52 | struct ntnode { |
| 53 | struct vnode *i_devvp; /* vnode of blk dev we live on */ |
| 54 | dev_t i_dev; /* Device associated with the inode. */ |
| 55 | |
| 56 | LIST_ENTRY(ntnode) i_hash; |
| 57 | struct ntfsmount *i_mp; |
| 58 | ino_t i_number; |
| 59 | u_int32_t i_flag; |
| 60 | |
| 61 | /* locking */ |
| 62 | kcondvar_t i_lock; |
| 63 | kmutex_t i_interlock; |
| 64 | int i_usecount; |
| 65 | int i_busy; |
| 66 | |
| 67 | LIST_HEAD(,ntvattr) i_valist; |
| 68 | |
| 69 | long i_nlink; /* MFR */ |
| 70 | ino_t i_mainrec; /* MFR */ |
| 71 | u_int32_t i_frflag; /* MFR */ |
| 72 | }; |
| 73 | |
| 74 | #define NTKEY_SIZE(attrlen) (sizeof(struct ntkey) + (attrlen)) |
| 75 | struct ntkey { |
| 76 | ino_t k_ino; /* Inode number of ntnode. */ |
| 77 | u_int32_t k_attrtype; /* Attribute type. */ |
| 78 | char k_attrname[1]; /* Attribute name (variable length). */ |
| 79 | } __packed; |
| 80 | |
| 81 | struct fnode { |
| 82 | struct genfs_node f_gnode; |
| 83 | |
| 84 | LIST_ENTRY(fnode) f_fnlist; |
| 85 | struct vnode *f_vp; /* Associatied vnode */ |
| 86 | struct ntnode *f_ip; /* Associated ntnode */ |
| 87 | |
| 88 | ntfs_times_t f_times; /* $NAME/dirinfo */ |
| 89 | ino_t f_pnumber; /* $NAME/dirinfo */ |
| 90 | u_int32_t f_fflag; /* $NAME/dirinfo */ |
| 91 | u_int64_t f_size; /* defattr/dirinfo: */ |
| 92 | u_int64_t f_allocated; /* defattr/dirinfo */ |
| 93 | |
| 94 | struct ntkey *f_key; |
| 95 | struct ntkey f_smallkey; |
| 96 | #define f_ino f_key->k_ino |
| 97 | #define f_attrtype f_key->k_attrtype |
| 98 | #define f_attrname f_key->k_attrname |
| 99 | |
| 100 | /* for ntreaddir */ |
| 101 | u_int32_t f_lastdattr; |
| 102 | u_int32_t f_lastdblnum; |
| 103 | u_int32_t f_lastdoff; |
| 104 | u_int32_t f_lastdnum; |
| 105 | void * f_dirblbuf; |
| 106 | u_int32_t f_dirblsz; |
| 107 | }; |
| 108 | |
| 109 | /* This overlays the fid structure (see <sys/mount.h>) */ |
| 110 | struct ntfid { |
| 111 | u_int16_t ntfid_len; /* Length of structure. */ |
| 112 | u_int16_t ntfid_pad; /* Force 32-bit alignment. */ |
| 113 | ino_t ntfid_ino; /* File number (ino). */ |
| 114 | u_int8_t ntfid_attr; /* Attribute identifier */ |
| 115 | #ifdef notyet |
| 116 | int32_t ntfid_gen; /* Generation number. */ |
| 117 | #endif |
| 118 | }; |
| 119 | #endif /* _NTFS_NTFS_INODE_H_ */ |
| 120 | |