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      1 /*	$NetBSD: ntfs_subr.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_subr.h,v 1.4 1999/05/12 09:43:02 semenu Exp
     29  */
     30 #if !defined(_KERNEL)
     31 #error not supposed to be exposed to userland.
     32 #endif
     33 
     34 #define	VA_LOADED		0x0001
     35 #define	VA_PRELOADED		0x0002
     36 
     37 struct ntvattr {
     38 	LIST_ENTRY(ntvattr) 	va_list;
     39 
     40 	u_int32_t		va_vflag;
     41 	struct vnode	       *va_vp;
     42 	struct ntnode 	       *va_ip;
     43 
     44 	u_int32_t		va_flag;
     45 	u_int32_t		va_type;
     46 	u_int8_t		va_namelen;
     47 	char			va_name[NTFS_MAXATTRNAME];
     48 
     49 	u_int32_t		va_compression;
     50 	u_int32_t		va_compressalg;
     51 	u_int64_t		va_datalen;
     52 	u_int64_t		va_allocated;
     53 	cn_t	 		va_vcnstart;
     54 	cn_t	 		va_vcnend;
     55 	u_int16_t		va_index;
     56 	union {
     57 		struct {
     58 			cn_t *		cn;
     59 			cn_t *		cl;
     60 			u_long		cnt;
     61 		} vrun;
     62 		void *		datap;
     63 		struct attr_name *name;
     64 		struct attr_indexroot *iroot;
     65 		struct attr_indexalloc *ialloc;
     66 	} va_d;
     67 };
     68 #define	va_vruncn	va_d.vrun.cn
     69 #define va_vruncl	va_d.vrun.cl
     70 #define va_vruncnt	va_d.vrun.cnt
     71 #define va_datap	va_d.datap
     72 #define va_a_name	va_d.name
     73 #define va_a_iroot	va_d.iroot
     74 #define va_a_ialloc	va_d.ialloc
     75 
     76 int ntfs_procfixups(struct ntfsmount *, u_int32_t, void *, size_t);
     77 int ntfs_parserun(cn_t *, cn_t *, u_int8_t *, u_long, u_long *);
     78 int ntfs_runtocn(cn_t *, struct ntfsmount *, u_int8_t *, u_long, cn_t);
     79 int ntfs_readntvattr_plain(struct ntfsmount *, struct ntnode *,
     80 	struct ntvattr *, off_t, size_t, void *,size_t *, struct uio *);
     81 int ntfs_readattr_plain(struct ntfsmount *, struct ntnode *, u_int32_t,
     82 	const char *, off_t, size_t, void *,size_t *, struct uio *);
     83 int ntfs_readattr(struct ntfsmount *, struct ntnode *, u_int32_t,
     84 	const char *, off_t, size_t, void *, struct uio *);
     85 struct timespec	ntfs_nttimetounix(u_int64_t);
     86 int ntfs_ntreaddir(struct ntfsmount *, struct fnode *, u_int32_t,
     87 	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 *, void *,
     92 	struct ntvattr **);
     93 struct ntvattr * ntfs_findntvattr(struct ntfsmount *, struct ntnode *,
     94 	u_int32_t, cn_t);
     95 int ntfs_ntlookupfile(struct ntfsmount *, struct vnode *,
     96 	struct componentname *, struct vnode **);
     97 int ntfs_isnamepermitted(struct ntfsmount *, struct attr_indexentry *);
     98 int ntfs_ntvattrrele(struct ntvattr *);
     99 int ntfs_ntvattrget(struct ntfsmount *, struct ntnode *, u_int32_t,
    100 	const char *, cn_t , struct ntvattr **);
    101 int ntfs_ntlookup(struct ntfsmount *, ino_t, struct ntnode **);
    102 int ntfs_ntget(struct ntnode *);
    103 void ntfs_ntref(struct ntnode *);
    104 void ntfs_ntrele(struct ntnode *);
    105 void ntfs_ntput(struct ntnode *);
    106 int ntfs_loadntnode(struct ntfsmount *, struct ntnode *);
    107 int ntfs_writentvattr_plain(struct ntfsmount *, struct ntnode *,
    108 	struct ntvattr *, off_t, size_t, void *, size_t *, struct uio *);
    109 int ntfs_writeattr_plain(struct ntfsmount *, struct ntnode *, u_int32_t,
    110 	char *, off_t, size_t, void *, size_t *, struct uio *);
    111 void ntfs_toupper_init(void);
    112 int ntfs_toupper_use(struct mount *, struct ntfsmount *);
    113 void ntfs_toupper_unuse(void);
    114 
    115 /* ntfs_conv.c stuff */
    116 ntfs_wget_func_t ntfs_utf8_wget;
    117 ntfs_wput_func_t ntfs_utf8_wput;
    118 ntfs_wcmp_func_t ntfs_utf8_wcmp;
    119