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/*
* dnode1.c - FreeBSD node functions for lsof
*
* This module must be separate to keep separate the multiple kernel inode
* structure definitions.
*/
/*
* Copyright 1995 Purdue Research Foundation, West Lafayette, Indiana
* 47907. All rights reserved.
*
* Written by Victor A. Abell
*
* This software is not subject to any license of the American Telephone
* and Telegraph Company or the Regents of the University of California.
*
* Permission is granted to anyone to use this software for any purpose on
* any computer system, and to alter it and redistribute it freely, subject
* to the following restrictions:
*
* 1. Neither the authors nor Purdue University are responsible for any
* consequences of the use of this software.
*
* 2. The origin of this software must not be misrepresented, either by
* explicit claim or by omission. Credit to the authors and Purdue
* University must appear in documentation and sources.
*
* 3. Altered versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 4. This notice may not be removed or altered.
*/
#ifndef lint
static char copyright[] =
"@(#) Copyright 1994 Purdue Research Foundation.\nAll rights reserved.\n";
static char *rcsid = "$Id: dnode1.c,v 1.11 2018/02/14 14:26:03 abe Exp $";
#endif
#include "lsof.h"
#if defined(HAS9660FS)
/*
* Do a little preparation for #include'ing cd9660_node.h, then #include it.
*/
#undef i_size
#undef doff_t
#undef IN_ACCESS
# if FREEBSDV>=4000 && defined(__alpha__)
#define dev_t void *
# endif /* FREEBSDV>=4000 && defined(__alpha__) */
#include "cd9660_node.h"
# if defined(HAS_NO_ISO_DEV)
#define _KERNEL
#include <isofs/cd9660/iso.h>
#undef _KERNEL
# endif /* defined(HAS_NO_ISO_DEV) */
# if FREEBSDV>=4000 && defined(__alpha__)
#undef dev_t
# endif /* FREEBSDV>=4000 && defined(__alpha__) */
/*
* read_iso_node() -- read CD 9660 iso_node
*/
int
read_iso_node(v, d, dd, ino, nl, sz)
struct vnode *v; /* containing vnode */
dev_t *d; /* returned device number */
int *dd; /* returned device-defined flag */
INODETYPE *ino; /* returned inode number */
long *nl; /* returned number of links */
SZOFFTYPE *sz; /* returned size */
{
# if FREEBSDV<2000
struct iso_node *ip;
# else /* FREEBSDV>=2000 */
struct iso_node i;
# endif /* FREEBSDV<2000 */
# if FREEBSDV>=4000
# if FREEBSDV<5000
struct specinfo udev;
# else /* FREEBSDV>=5000 */
struct cdev udev;
# if defined(HAS_NO_ISO_DEV)
struct iso_mnt im;
# endif /* defined(HAS_NO_ISO_DEV) */
# endif /* FREEBSDV<5000 */
# endif /* FREEBSDV>=4000 */
# if FREEBSDV<2000
ip = (struct iso_node *)v->v_data;
*d = ip->i_dev;
*dd = 1;
*ino = (INODETYPE)ip->i_number;
*nl = (long)ip->inode.iso_links;
*sz = (SZOFFTYPE)ip->i_size;
# else /* FREEBSDV>=2000 */
if (!v->v_data
|| kread((KA_T)v->v_data, (char *)&i, sizeof(i)))
return(1);
# if FREEBSDV>=4000
# if defined(HAS_NO_ISO_DEV)
if (i.i_mnt && !kread((KA_T)i.i_mnt, (char *)&im, sizeof(im))
&& im.im_dev && !kread((KA_T)im.im_dev, (char *)&udev, sizeof(udev)))
# else /* !defined(HAS_NO_ISO_DEV) */
if (i.i_dev && !kread((KA_T)i.i_dev, (char *)&udev, sizeof(udev)))
# endif /* defined(HAS_NO_ISO_DEV) */
{
# if defined(HAS_NO_SI_UDEV)
*d = Dev2Udev(&udev);
# else /* !defined(HAS_NO_SI_UDEV) */
*d = udev.si_udev;
# endif /* defined(HAS_NO_SI_UDEV) */
*dd = 1;
}
# else /* FREEBSDV<4000 */
*d = i.i_dev;
*dd = 1;
# endif /* FREEBSDV>=4000 */
*ino = (INODETYPE)i.i_number;
*nl = (long)i.inode.iso_links;
*sz = (SZOFFTYPE)i.i_size;
# endif /* FREEBSDV<2000 */
return(0);
}
#endif /* defined(HAS9660FS) */
#if defined(HASFUSEFS)
#include <fs/fuse/fuse_node.h>
/*
* read_fuse_node() -- read FUSE file system fuse_node
*/
int
read_fuse_node(v, d, dd, ino, nl, sz)
struct vnode *v; /* containing vnode */
dev_t *d; /* returned device number */
int *dd; /* returned device-defined flag */
INODETYPE *ino; /* returned inode number */
long *nl; /* returned number of links */
SZOFFTYPE *sz; /* returned size */
{
struct fuse_vnode_data fn; /* FUSE node */
if (!v->v_data
|| kread((KA_T)v->v_data, (char *)&fn, sizeof(fn)))
return(1);
*d = fn.cached_attrs.va_fsid;
*dd = 1;
*ino = (INODETYPE)fn.cached_attrs.va_fileid;
*nl = (long)fn.cached_attrs.va_nlink;
*sz = (SZOFFTYPE)fn.cached_attrs.va_size;
return(0);
}
#endif /* defined(HASFUSEFS) */
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