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/* $OpenBSD: kvm_ntfs.c,v 1.5 2016/10/02 23:11:55 guenther Exp $ */ |
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/*- |
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* Copyright (c) 1999 The NetBSD Foundation, Inc. |
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* All rights reserved. |
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* |
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* This code is derived from software contributed to The NetBSD Foundation |
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* by Jaromir Dolecek. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include <sys/param.h> |
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#include <sys/ucred.h> |
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#define _KERNEL |
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#include <sys/mount.h> |
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#undef _KERNEL |
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#include <sys/vnode.h> |
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#include <sys/sysctl.h> |
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#include <ntfs/ntfs.h> |
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#include <ntfs/ntfs_inode.h> |
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#include <limits.h> |
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#include <kvm.h> |
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#include <db.h> |
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#include "kvm_private.h" |
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#include "kvm_file.h" |
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int |
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_kvm_stat_ntfs(kvm_t *kd, struct kinfo_file *kf, struct vnode *vp) |
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{ |
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struct ntnode ntnode; |
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struct fnode fn; |
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struct ntfsmount ntm; |
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/* |
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* To get the ntnode, we have to go in two steps - firstly |
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* to read appropriate struct fnode and then getting the address |
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* of ntnode and reading it's contents |
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*/ |
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if (KREAD(kd, (u_long)VTOF(vp), &fn)) { |
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_kvm_err(kd, kd->program, "can't read fnode at %p", VTOF(vp)); |
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return (-1); |
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} |
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if (KREAD(kd, (u_long)FTONT(&fn), &ntnode)) { |
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_kvm_err(kd, kd->program, "can't read ntnode at %p", FTONT(&fn)); |
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return (-1); |
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} |
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if (KREAD(kd, (u_long)ntnode.i_mp, &ntm)) { |
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_kvm_err(kd, kd->program, "can't read ntfsmount at %p", |
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ntnode.i_mp); |
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return (-1); |
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} |
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kf->va_fsid = ntnode.i_dev & 0xffff; |
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kf->va_fileid = (long)ntnode.i_number; |
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kf->va_mode = (mode_t)ntm.ntm_mode | _kvm_getftype(vp->v_type); |
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kf->va_size = fn.f_size; |
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kf->va_rdev = 0; /* XXX */ |
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kf->va_nlink = 1; |
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return (0); |
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} |