1 /* $OpenBSD: kvm_cd9660.c,v 1.9 2021/09/10 00:02:43 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 2009 Todd C. Miller <millert@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/types.h> 20 #include <sys/time.h> 21 #include <sys/ucred.h> 22 #define _KERNEL 23 #include <sys/mount.h> 24 #undef _KERNEL 25 #include <sys/lock.h> 26 #include <sys/vnode.h> 27 #include <sys/sysctl.h> 28 29 #include <isofs/cd9660/iso.h> 30 #include <isofs/cd9660/cd9660_extern.h> 31 #include <isofs/cd9660/cd9660_node.h> 32 33 #include <limits.h> 34 #include <kvm.h> 35 #include <db.h> 36 37 #include "kvm_private.h" 38 #include "kvm_file.h" 39 40 int 41 _kvm_stat_cd9660(kvm_t *kd, struct kinfo_file *kf, struct vnode *vp) 42 { 43 struct iso_node inode; 44 45 if (KREAD(kd, (u_long)VTOI(vp), &inode)) { 46 _kvm_err(kd, kd->program, "can't read inode at %p", VTOI(vp)); 47 return (-1); 48 } 49 kf->va_fsid = inode.i_dev & 0xffff; 50 kf->va_fileid = (long)inode.i_number; 51 kf->va_mode = inode.inode.iso_mode; 52 kf->va_size = inode.i_size; 53 kf->va_rdev = inode.i_dev; 54 kf->va_nlink = inode.inode.iso_links; 55 56 return (0); 57 } 58