d3009da8ad
block followed by a discontiguous fragment. Add checks for unallocated inodes and inodes with unknown mode types. Cleanup variable declarations by changing from type `int' to types like ufs_lbn_t, ufs2_daddr_t, etc. Reported by: bde
109 lines
3.1 KiB
C
109 lines
3.1 KiB
C
/*
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* Copyright (c) 1998, 2003, 2013, 2018 Marshall Kirk McKusick.
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* All Rights Reserved.
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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 MARSHALL KIRK MCKUSICK ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL MARSHALL KIRK MCKUSICK BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <ufs/ffs/fs.h>
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#include <err.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <libufs.h>
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union dinode {
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struct ufs1_dinode *dp1;
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struct ufs2_dinode *dp2;
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};
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void prtblknos(struct uufsd *disk, union dinode *dp);
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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struct uufsd disk;
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union dinode *dp;
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struct fs *fs;
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struct stat sb;
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struct statfs sfb;
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char *xargv[4];
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char ibuf[64];
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char *fsname, *filename;
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ino_t inonum;
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int error;
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filename = NULL;
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if (argc == 2) {
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filename = argv[1];
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if (lstat(filename, &sb) != 0)
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err(1, "stat(%s)", filename);
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if (statfs(filename, &sfb) != 0)
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err(1, "statfs(%s)", filename);
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xargv[0] = argv[0];
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xargv[1] = sfb.f_mntfromname;
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sprintf(ibuf, "%jd", (intmax_t)sb.st_ino);
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xargv[2] = ibuf;
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xargv[3] = NULL;
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argv = xargv;
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argc = 3;
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}
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if (argc < 3) {
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(void)fprintf(stderr, "%s\n%s\n",
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"usage: prtblknos filename",
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" prtblknos filesystem inode ...");
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exit(1);
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}
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fsname = *++argv;
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/* get the superblock. */
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if ((error = ufs_disk_fillout(&disk, fsname)) < 0)
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err(1, "Cannot access file system superblock on %s", fsname);
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fs = (struct fs *)&disk.d_sb;
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/* remaining arguments are inode numbers. */
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while (*++argv) {
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/* get the inode number. */
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if ((inonum = atoi(*argv)) <= 0 ||
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inonum >= (ino_t)fs->fs_ipg * fs->fs_ncg)
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warnx("%s is not a valid inode number", *argv);
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if (filename == NULL)
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(void)printf("inode #%jd: ", (intmax_t)inonum);
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else
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(void)printf("%s (inode #%jd): ", filename,
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(intmax_t)inonum);
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if ((error = getino(&disk, (void **)&dp, inonum, NULL)) < 0)
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warn("Read of inode %jd on %s failed",
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(intmax_t)inonum, fsname);
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prtblknos(&disk, dp);
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}
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exit(0);
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}
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