1 /* $NetBSD: ntfs.c,v 1.9 2005/07/17 07:36:26 christos 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __RCSID("$NetBSD: ntfs.c,v 1.9 2005/07/17 07:36:26 christos Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/time.h> 44 #include <sys/proc.h> 45 #include <sys/user.h> 46 #include <sys/stat.h> 47 #include <sys/vnode.h> 48 #define _KERNEL 49 #include <sys/mount.h> 50 #undef _KERNEL 51 52 #include <ntfs/ntfs.h> 53 #undef dprintf 54 #include <ntfs/ntfs_inode.h> 55 56 #include <err.h> 57 #include <kvm.h> 58 #include "fstat.h" 59 60 int 61 ntfs_filestat(struct vnode *vp, struct filestat *fsp) 62 { 63 struct ntnode ntnode; 64 struct fnode fn; 65 struct ntfsmount ntm; 66 67 /* to get the ntnode, we have to go in two steps - firstly 68 * to read appropriate struct fnode and then getting the address 69 * of ntnode and reading it's contents */ 70 if (!KVM_READ(VTOF(vp), &fn, sizeof (fn))) { 71 dprintf("can't read fnode at %p for pid %d", VTOF(vp), Pid); 72 return 0; 73 } 74 if (!KVM_READ(FTONT(&fn), &ntnode, sizeof (ntnode))) { 75 dprintf("can't read ntnode at %p for pid %d", FTONT(&fn), Pid); 76 return 0; 77 } 78 if (!KVM_READ(ntnode.i_mp, &ntm, sizeof (ntm))) { 79 dprintf("can't read ntfsmount at %p for pid %d", 80 FTONT(&fn), Pid); 81 return 0; 82 } 83 84 fsp->fsid = ntnode.i_dev & 0xffff; 85 fsp->fileid = (long)ntnode.i_number; 86 fsp->mode = (mode_t)ntm.ntm_mode | getftype(vp->v_type); 87 fsp->size = fn.f_size; 88 fsp->rdev = 0; /* XXX */ 89 return 1; 90 } 91