1 /* $NetBSD: ntfs.c,v 1.12 2009/04/12 06:36:12 lukem Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jaromir Dolecek. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __RCSID("$NetBSD: ntfs.c,v 1.12 2009/04/12 06:36:12 lukem Exp $"); 34 35 #include <sys/param.h> 36 #include <sys/time.h> 37 #include <sys/proc.h> 38 #include <sys/stat.h> 39 #include <sys/vnode.h> 40 #include <sys/mount.h> 41 42 #include <ntfs/ntfs.h> 43 #undef dprintf 44 #include <ntfs/ntfs_inode.h> 45 46 #include <err.h> 47 #include <kvm.h> 48 #include "fstat.h" 49 50 int 51 ntfs_filestat(struct vnode *vp, struct filestat *fsp) 52 { 53 struct ntnode ntnode; 54 struct fnode fn; 55 struct ntfsmount ntm; 56 57 /* to get the ntnode, we have to go in two steps - firstly 58 * to read appropriate struct fnode and then getting the address 59 * of ntnode and reading it's contents */ 60 if (!KVM_READ(VTOF(vp), &fn, sizeof (fn))) { 61 dprintf("can't read fnode at %p for pid %d", VTOF(vp), Pid); 62 return 0; 63 } 64 if (!KVM_READ(FTONT(&fn), &ntnode, sizeof (ntnode))) { 65 dprintf("can't read ntnode at %p for pid %d", FTONT(&fn), Pid); 66 return 0; 67 } 68 if (!KVM_READ(ntnode.i_mp, &ntm, sizeof (ntm))) { 69 dprintf("can't read ntfsmount at %p for pid %d", 70 FTONT(&fn), Pid); 71 return 0; 72 } 73 74 fsp->fsid = ntnode.i_dev & 0xffff; 75 fsp->fileid = ntnode.i_number; 76 fsp->mode = (mode_t)ntm.ntm_mode | getftype(vp->v_type); 77 fsp->size = fn.f_size; 78 fsp->rdev = 0; /* XXX */ 79 return 1; 80 } 81