/*      $NetBSD: ntfs_subr.h,v 1.9 2014/11/13 16:51:53 hannken Exp $    */

/*-
* Copyright (c) 1998, 1999 Semen Ustimenko
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      Id: ntfs_subr.h,v 1.4 1999/05/12 09:43:02 semenu Exp
*/
#if !defined(_KERNEL)
#error not supposed to be exposed to userland.
#endif

#define VA_LOADED               0x0001
#define VA_PRELOADED            0x0002

struct ntvattr {
       LIST_ENTRY(ntvattr)     va_list;

       u_int32_t               va_vflag;
       struct vnode           *va_vp;
       struct ntnode          *va_ip;

       u_int32_t               va_flag;
       u_int32_t               va_type;
       u_int8_t                va_namelen;
       char                    va_name[NTFS_MAXATTRNAME];

       u_int32_t               va_compression;
       u_int32_t               va_compressalg;
       u_int64_t               va_datalen;
       u_int64_t               va_allocated;
       cn_t                    va_vcnstart;
       cn_t                    va_vcnend;
       u_int16_t               va_index;
       union {
               struct {
                       cn_t *          cn;
                       cn_t *          cl;
                       u_long          cnt;
               } vrun;
               void *          datap;
               struct attr_name *name;
               struct attr_indexroot *iroot;
               struct attr_indexalloc *ialloc;
       } va_d;
};
#define va_vruncn       va_d.vrun.cn
#define va_vruncl       va_d.vrun.cl
#define va_vruncnt      va_d.vrun.cnt
#define va_datap        va_d.datap
#define va_a_name       va_d.name
#define va_a_iroot      va_d.iroot
#define va_a_ialloc     va_d.ialloc

int ntfs_procfixups(struct ntfsmount *, u_int32_t, void *, size_t);
int ntfs_parserun(cn_t *, cn_t *, u_int8_t *, u_long, u_long *);
int ntfs_runtocn(cn_t *, struct ntfsmount *, u_int8_t *, u_long, cn_t);
int ntfs_readntvattr_plain(struct ntfsmount *, struct ntnode *,
       struct ntvattr *, off_t, size_t, void *,size_t *, struct uio *);
int ntfs_readattr_plain(struct ntfsmount *, struct ntnode *, u_int32_t,
       const char *, off_t, size_t, void *,size_t *, struct uio *);
int ntfs_readattr(struct ntfsmount *, struct ntnode *, u_int32_t,
       const char *, off_t, size_t, void *, struct uio *);
struct timespec ntfs_nttimetounix(u_int64_t);
int ntfs_ntreaddir(struct ntfsmount *, struct fnode *, u_int32_t,
       struct attr_indexentry **);
int ntfs_runtovrun(cn_t **, cn_t **, u_long *, u_int8_t *);
int ntfs_attrtontvattr(struct ntfsmount *, struct ntvattr **, struct attr *);
void ntfs_freentvattr(struct ntvattr *);
int ntfs_loadntvattrs(struct ntfsmount *, struct vnode *, void *,
       struct ntvattr **);
struct ntvattr * ntfs_findntvattr(struct ntfsmount *, struct ntnode *,
       u_int32_t, cn_t);
int ntfs_ntlookupfile(struct ntfsmount *, struct vnode *,
       struct componentname *, struct vnode **);
int ntfs_isnamepermitted(struct ntfsmount *, struct attr_indexentry *);
int ntfs_ntvattrrele(struct ntvattr *);
int ntfs_ntvattrget(struct ntfsmount *, struct ntnode *, u_int32_t,
       const char *, cn_t , struct ntvattr **);
int ntfs_ntlookup(struct ntfsmount *, ino_t, struct ntnode **);
int ntfs_ntget(struct ntnode *);
void ntfs_ntref(struct ntnode *);
void ntfs_ntrele(struct ntnode *);
void ntfs_ntput(struct ntnode *);
int ntfs_loadntnode(struct ntfsmount *, struct ntnode *);
int ntfs_writentvattr_plain(struct ntfsmount *, struct ntnode *,
       struct ntvattr *, off_t, size_t, void *, size_t *, struct uio *);
int ntfs_writeattr_plain(struct ntfsmount *, struct ntnode *, u_int32_t,
       char *, off_t, size_t, void *, size_t *, struct uio *);
void ntfs_toupper_init(void);
int ntfs_toupper_use(struct mount *, struct ntfsmount *);
void ntfs_toupper_unuse(void);

/* ntfs_conv.c stuff */
ntfs_wget_func_t ntfs_utf8_wget;
ntfs_wput_func_t ntfs_utf8_wput;
ntfs_wcmp_func_t ntfs_utf8_wcmp;