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: stable/9/sys/fs/ntfs/ntfs_subr.h 230197 2012-01-16 05:22:18Z kevlo $
29  */
30 
31 #define	VA_LOADED		0x0001
32 #define	VA_PRELOADED		0x0002
33 
34 struct ntvattr {
35 	LIST_ENTRY(ntvattr) 	va_list;
36 
37 	u_int32_t		va_vflag;
38 	struct vnode	       *va_vp;
39 	struct ntnode 	       *va_ip;
40 
41 	u_int32_t		va_flag;
42 	u_int32_t		va_type;
43 	u_int8_t		va_namelen;
44 	char			va_name[NTFS_MAXATTRNAME];
45 
46 	u_int32_t		va_compression;
47 	u_int32_t		va_compressalg;
48 	u_int64_t		va_datalen;
49 	u_int64_t		va_allocated;
50 	cn_t	 		va_vcnstart;
51 	cn_t	 		va_vcnend;
52 	u_int16_t		va_index;
53 	union {
54 		struct {
55 			cn_t *		cn;
56 			cn_t *		cl;
57 			u_long		cnt;
58 		} vrun;
59 		caddr_t		datap;
60 		struct attr_name *name;
61 		struct attr_indexroot *iroot;
62 		struct attr_indexalloc *ialloc;
63 	} va_d;
64 };
65 #define	va_vruncn	va_d.vrun.cn
66 #define va_vruncl	va_d.vrun.cl
67 #define va_vruncnt	va_d.vrun.cnt
68 #define va_datap	va_d.datap
69 #define va_a_name	va_d.name
70 #define va_a_iroot	va_d.iroot
71 #define va_a_ialloc	va_d.ialloc
72 
73 struct componentname;
74 struct fnode;
75 struct uio;
76 
77 int ntfs_procfixups( struct ntfsmount *, u_int32_t, caddr_t, size_t );
78 int ntfs_parserun( cn_t *, cn_t *, u_int8_t *, u_long, u_long *);
79 int ntfs_runtocn( cn_t *, struct ntfsmount *, u_int8_t *, u_long, cn_t);
80 int ntfs_readntvattr_plain( struct ntfsmount *, struct ntnode *, struct ntvattr *, off_t, size_t, void *,size_t *, struct uio *);
81 int ntfs_readattr_plain( struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *,size_t *, struct uio *);
82 int ntfs_readattr( struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *, struct uio *);
83 int ntfs_filesize( struct ntfsmount *, struct fnode *, u_int64_t *, u_int64_t *);
84 int ntfs_times( struct ntfsmount *, struct ntnode *, ntfs_times_t *);
85 struct timespec	ntfs_nttimetounix( u_int64_t );
86 int ntfs_ntreaddir( struct ntfsmount *, struct fnode *, u_int32_t, struct attr_indexentry **);
87 int ntfs_runtovrun( cn_t **, cn_t **, u_long *, u_int8_t *);
88 int ntfs_attrtontvattr( struct ntfsmount *, struct ntvattr **, struct attr * );
89 void ntfs_freentvattr( struct ntvattr * );
90 int ntfs_loadntvattrs( struct ntfsmount *, struct vnode *, caddr_t, struct ntvattr **);
91 struct ntvattr * ntfs_findntvattr( struct ntfsmount *, struct ntnode *, u_int32_t, cn_t );
92 int ntfs_ntlookupfile(struct ntfsmount *, struct vnode *, struct componentname *, struct vnode **);
93 int ntfs_isnamepermitted(struct ntfsmount *, struct attr_indexentry * );
94 int ntfs_ntvattrrele(struct ntvattr * );
95 int ntfs_ntvattrget(struct ntfsmount *, struct ntnode *, u_int32_t, const char *, cn_t , struct ntvattr **);
96 int ntfs_ntlookup(struct ntfsmount *, ino_t, struct ntnode **);
97 int ntfs_ntget(struct ntnode *);
98 void ntfs_ntref(struct ntnode *);
99 void ntfs_ntrele(struct ntnode *);
100 void ntfs_ntput(struct ntnode *);
101 int ntfs_loadntnode( struct ntfsmount *, struct ntnode * );
102 int ntfs_writentvattr_plain(struct ntfsmount *, struct ntnode *, struct ntvattr *, off_t, size_t, void *, size_t *, struct uio *);
103 int ntfs_writeattr_plain(struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *, size_t *, struct uio *);
104 void ntfs_toupper_init(void);
105 void ntfs_toupper_destroy(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, char *cs_local, char *cs_ntfs);
112 int ntfs_u28_uninit(struct ntfsmount *ntmp);
113 int ntfs_82u_init(struct ntfsmount *ntmp, char *cs_local, char *cs_ntfs);
114 int ntfs_82u_uninit(struct ntfsmount *ntmp);
115 char * ntfs_u28(char *outbuf, struct ntfsmount *ntmp, wchar wc);
116 wchar ntfs_82u(struct ntfsmount *ntmp, const char *c, int *len);
117 #define NTFS_U28(ch)		ntfs_u28(tmpbuf, ntmp, (ch))
118 #define NTFS_82U(ch, len)	ntfs_82u(ntmp, (ch), len)
119 #define	NTFS_UASTRCMP(ustr, ustrlen, astr, astrlen)	\
120 	ntfs_uastrcmp(ntmp, (ustr), (ustrlen), (astr), (astrlen))
121 #define	NTFS_UASTRICMP(ustr, ustrlen, astr, astrlen)	\
122 	ntfs_uastricmp(ntmp, (ustr), (ustrlen), (astr), (astrlen))
123