/*      $NetBSD: ntfs.c,v 1.13 2014/10/18 08:33:30 snj Exp $    */

/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jaromir Dolecek.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

#include <sys/cdefs.h>
__RCSID("$NetBSD: ntfs.c,v 1.13 2014/10/18 08:33:30 snj Exp $");

#include <sys/param.h>
#include <sys/time.h>
#include <sys/proc.h>
#include <sys/stat.h>
#include <sys/vnode.h>
#include <sys/mount.h>

#include <ntfs/ntfs.h>
#undef dprintf
#include <ntfs/ntfs_inode.h>

#include <err.h>
#include <kvm.h>
#include "fstat.h"

int
ntfs_filestat(struct vnode *vp, struct filestat *fsp)
{
       struct ntnode ntnode;
       struct fnode fn;
       struct ntfsmount ntm;

       /* to get the ntnode, we have to go in two steps - firstly
        * to read appropriate struct fnode and then getting the address
        * of ntnode and reading its contents */
       if (!KVM_READ(VTOF(vp), &fn, sizeof (fn))) {
               dprintf("can't read fnode at %p for pid %d", VTOF(vp), Pid);
               return 0;
       }
       if (!KVM_READ(FTONT(&fn), &ntnode, sizeof (ntnode))) {
               dprintf("can't read ntnode at %p for pid %d", FTONT(&fn), Pid);
               return 0;
       }
       if (!KVM_READ(ntnode.i_mp, &ntm, sizeof (ntm))) {
               dprintf("can't read ntfsmount at %p for pid %d",
                       FTONT(&fn), Pid);
               return 0;
       }

       fsp->fsid = ntnode.i_dev & 0xffff;
       fsp->fileid = ntnode.i_number;
       fsp->mode = (mode_t)ntm.ntm_mode | getftype(vp->v_type);
       fsp->size = fn.f_size;
       fsp->rdev = 0;  /* XXX */
       return 1;
}