sys/vfs/ntfs/ntfs_subr.h

   1 /*      $NetBSD: ntfs_subr.h,v 1.8 1999/10/10 14:48:37 jdolecek 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  * $FreeBSD: src/sys/ntfs/ntfs_subr.h,v 1.7.2.1 2001/10/12 22:08:49 semenu Exp $
  29  * $DragonFly: src/sys/vfs/ntfs/ntfs_subr.h,v 1.3 2003/08/20 09:56:33 rob Exp $
  30  */
  31
  32 #define VA_LOADED               0x0001
  33 #define VA_PRELOADED            0x0002
  34
  35 struct ntvattr {
  36         LIST_ENTRY(ntvattr)     va_list;
  37
  38         u_int32_t               va_vflag;
  39         struct vnode           *va_vp;
  40         struct ntnode          *va_ip;
  41
  42         u_int32_t               va_flag;
  43         u_int32_t               va_type;
  44         u_int8_t                va_namelen;
  45         char                    va_name[NTFS_MAXATTRNAME];
  46
  47         u_int32_t               va_compression;
  48         u_int32_t               va_compressalg;
  49         u_int32_t               va_datalen;
  50         u_int32_t               va_allocated;
  51         cn_t                    va_vcnstart;
  52         cn_t                    va_vcnend;
  53         u_int16_t               va_index;
  54         union {
  55                 struct {
  56                         cn_t *          cn;
  57                         cn_t *          cl;
  58                         u_long          cnt;
  59                 } vrun;
  60                 caddr_t         datap;
  61                 struct attr_name *name;
  62                 struct attr_indexroot *iroot;
  63                 struct attr_indexalloc *ialloc;
  64         } va_d;
  65 };
  66 #define va_vruncn       va_d.vrun.cn
  67 #define va_vruncl       va_d.vrun.cl
  68 #define va_vruncnt      va_d.vrun.cnt
  69 #define va_datap        va_d.datap
  70 #define va_a_name       va_d.name
  71 #define va_a_iroot      va_d.iroot
  72 #define va_a_ialloc     va_d.ialloc
  73
  74 struct componentname;
  75 struct fnode;
  76 struct uio;
  77
  78 int ntfs_procfixups ( struct ntfsmount *, u_int32_t, caddr_t, size_t );
  79 int ntfs_parserun ( cn_t *, cn_t *, u_int8_t *, u_long, u_long *);
  80 int ntfs_runtocn ( cn_t *, struct ntfsmount *, u_int8_t *, u_long, cn_t);
  81 int ntfs_readntvattr_plain ( struct ntfsmount *, struct ntnode *, struct ntvattr *, off_t, size_t, void *,size_t *, struct uio *);
  82 int ntfs_readattr_plain ( struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *,size_t *, struct uio *);
  83 int ntfs_readattr ( struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *, struct uio *);
  84 int ntfs_filesize ( struct ntfsmount *, struct fnode *, u_int64_t *, u_int64_t *);
  85 int ntfs_times ( struct ntfsmount *, struct ntnode *, ntfs_times_t *);
  86 struct timespec ntfs_nttimetounix ( u_int64_t );
  87 int ntfs_ntreaddir ( struct ntfsmount *, struct fnode *, u_int32_t, struct attr_indexentry **);
  88 int ntfs_runtovrun ( cn_t **, cn_t **, u_long *, u_int8_t *);
  89 int ntfs_attrtontvattr ( struct ntfsmount *, struct ntvattr **, struct attr * );
  90 void ntfs_freentvattr ( struct ntvattr * );
  91 int ntfs_loadntvattrs ( struct ntfsmount *, struct vnode *, caddr_t, struct ntvattr **);
  92 struct ntvattr * ntfs_findntvattr ( struct ntfsmount *, struct ntnode *, u_int32_t, cn_t );
  93 int ntfs_ntlookupfile (struct ntfsmount *, struct vnode *, struct componentname *, struct vnode **);
  94 int ntfs_isnamepermitted (struct ntfsmount *, struct attr_indexentry * );
  95 int ntfs_ntvattrrele (struct ntvattr * );
  96 int ntfs_ntvattrget (struct ntfsmount *, struct ntnode *, u_int32_t, const char *, cn_t , struct ntvattr **);
  97 int ntfs_ntlookup (struct ntfsmount *, ino_t, struct ntnode **);
  98 int ntfs_ntget (struct ntnode *);
  99 void ntfs_ntref (struct ntnode *);
 100 void ntfs_ntrele (struct ntnode *);
 101 void ntfs_ntput (struct ntnode *);
 102 int ntfs_loadntnode ( struct ntfsmount *, struct ntnode * );
 103 int ntfs_writentvattr_plain (struct ntfsmount *, struct ntnode *, struct ntvattr *, off_t, size_t, void *, size_t *, struct uio *);
 104 int ntfs_writeattr_plain (struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *, size_t *, struct uio *);
 105 void ntfs_toupper_init (void);
 106 int ntfs_toupper_use (struct mount *, struct ntfsmount *);
 107 void ntfs_toupper_unuse (void);
 108 int ntfs_fget (struct ntfsmount *, struct ntnode *, int, char *, struct fnode **);
 109 void ntfs_frele (struct fnode *);
 110
 111 int ntfs_u28_init(struct ntfsmount *ntmp, wchar *u2w);
 112 int ntfs_u28_uninit(struct ntfsmount *ntmp);
 113 int ntfs_82u_init(struct ntfsmount *ntmp, u_int16_t *u2w);
 114 int ntfs_82u_uninit(struct ntfsmount *ntmp);
 115 char ntfs_u28(struct ntfsmount *ntmp, wchar wc);
 116 #define NTFS_U28(ch)            ntfs_u28(ntmp, (ch))
 117 #define NTFS_82U(ch)            (ntmp->ntm_82u[(ch)&0xFF])
 118 #define NTFS_UASTRCMP(ustr, ustrlen, astr, astrlen)     \
 119         ntfs_uastrcmp(ntmp, (ustr), (ustrlen), (astr), (astrlen))
 120 #define NTFS_UASTRICMP(ustr, ustrlen, astr, astrlen)    \
 121         ntfs_uastricmp(ntmp, (ustr), (ustrlen), (astr), (astrlen))