Merge from Lite2 (does not work though)
This commit is contained in:
Peter Wemm
parent
9d1741b9da
commit
82b49328cd
@ -38,7 +38,7 @@ static char copyright[] =
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)dumplfs.c 8.1 (Berkeley) 6/5/93";
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static char sccsid[] = "@(#)dumplfs.c 8.5 (Berkeley) 5/24/95";
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#endif /* not lint */
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#include <sys/param.h>
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@ -49,13 +49,14 @@ static char sccsid[] = "@(#)dumplfs.c 8.1 (Berkeley) 6/5/93";
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#include <ufs/ufs/dinode.h>
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#include <ufs/lfs/lfs.h>
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <fstab.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "extern.h"
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static void addseg __P((char *));
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@ -112,7 +113,7 @@ main(argc, argv)
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do_allsb = 0;
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do_ientries = 0;
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while ((ch = getopt(argc, argv, "ais:")) != EOF)
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while ((ch = getopt(argc, argv, "ais:")) != -1)
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switch(ch) {
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case 'a': /* Dump all superblocks */
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do_allsb = 1;
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@ -134,7 +135,7 @@ main(argc, argv)
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special = argv[0];
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if ((fd = open(special, O_RDONLY, 0)) < 0)
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err("%s: %s", special, strerror(errno));
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err(1, "%s", special);
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/* Read the first superblock */
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get(fd, LFS_LABELPAD, &lfs_sb1, sizeof(struct lfs));
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@ -194,7 +195,7 @@ dump_ifile(fd, lfsp, do_ientries)
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addr = lfsp->lfs_idaddr;
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if (!(dpage = malloc(psize)))
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err("%s", strerror(errno));
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err(1, NULL);
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get(fd, addr << daddr_shift, dpage, psize);
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for (dip = dpage + INOPB(lfsp) - 1; dip >= dpage; --dip)
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@ -202,7 +203,7 @@ dump_ifile(fd, lfsp, do_ientries)
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break;
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if (dip < dpage)
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err("unable to locate ifile inode");
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errx(1, "unable to locate ifile inode");
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(void)printf("\nIFILE inode\n");
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dump_dinode(dip);
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@ -213,7 +214,7 @@ dump_ifile(fd, lfsp, do_ientries)
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/* Get the direct block */
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if ((ipage = malloc(psize)) == NULL)
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err("%s", strerror(errno));
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err(1, NULL);
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for (inum = 0, addrp = dip->di_db, i = 0; i < block_limit;
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i++, addrp++) {
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get(fd, *addrp << daddr_shift, ipage, psize);
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@ -241,7 +242,7 @@ dump_ifile(fd, lfsp, do_ientries)
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/* Dump out blocks off of single indirect block */
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if (!(indir = malloc(psize)))
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err("%s", strerror(errno));
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err(1, NULL);
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get(fd, dip->di_ib[0] << daddr_shift, indir, psize);
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block_limit = MIN(i + lfsp->lfs_nindir, nblocks);
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for (addrp = indir; i < block_limit; i++, addrp++) {
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@ -271,7 +272,7 @@ dump_ifile(fd, lfsp, do_ientries)
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/* Get the double indirect block */
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if (!(dindir = malloc(psize)))
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err("%s", strerror(errno));
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err(1, NULL);
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get(fd, dip->di_ib[1] << daddr_shift, dindir, psize);
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for (iaddrp = dindir, j = 0; j < lfsp->lfs_nindir; j++, iaddrp++) {
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if (*iaddrp == LFS_UNUSED_DADDR)
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@ -356,9 +357,9 @@ dump_dinode(dip)
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"gid ", dip->di_gid,
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"size ", dip->di_size);
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(void)printf("%s%s%s%s%s%s",
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"atime ", ctime(&dip->di_atime.tv_sec),
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"mtime ", ctime(&dip->di_mtime.tv_sec),
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"ctime ", ctime(&dip->di_ctime.tv_sec));
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"atime ", ctime(&dip->di_atime),
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"mtime ", ctime(&dip->di_mtime),
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"ctime ", ctime(&dip->di_ctime));
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(void)printf("inum %d\n", dip->di_inumber);
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(void)printf("Direct Addresses\n");
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for (i = 0; i < NDADDR; i++) {
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@ -382,17 +383,19 @@ dump_sum(fd, lfsp, sp, segnum, addr)
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daddr_t *dp;
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int i, j;
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int ck;
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int numblocks;
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int numbytes;
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struct dinode *inop;
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if (sp->ss_sumsum != (ck = cksum(&sp->ss_datasum,
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if (sp->ss_magic != SS_MAGIC ||
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sp->ss_sumsum != (ck = cksum(&sp->ss_datasum,
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LFS_SUMMARY_SIZE - sizeof(sp->ss_sumsum)))) {
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(void)printf("dumplfs: %s %d address 0x%lx\n",
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"corrupt summary block; segment", segnum, addr);
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return(0);
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}
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(void)printf("Segment Summary Info at 0x%lx\n", addr);
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(void)printf("Segment Summary Info at 0x%lx\tmagic no: 0x%x\n",
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addr, sp->ss_magic);
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(void)printf(" %s0x%X\t%s%d\t%s%d\n %s0x%X\t%s0x%X",
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"next ", sp->ss_next,
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"nfinfo ", sp->ss_nfinfo,
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@ -401,14 +404,14 @@ dump_sum(fd, lfsp, sp, segnum, addr)
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"datasum ", sp->ss_datasum );
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(void)printf("\tcreate %s", ctime((time_t *)&sp->ss_create));
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numblocks = (sp->ss_ninos + INOPB(lfsp) - 1) / INOPB(lfsp);
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/* Dump out inode disk addresses */
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dp = (daddr_t *)sp;
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dp += LFS_SUMMARY_SIZE / sizeof(daddr_t);
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inop = malloc(1 << lfsp->lfs_bshift);
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printf(" Inode addresses:");
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numbytes = 0;
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for (dp--, i = 0; i < sp->ss_ninos; dp--) {
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numbytes += lfsp->lfs_bsize; /* add bytes for inode block */
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printf("\t0x%X {", *dp);
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get(fd, *dp << (lfsp->lfs_bshift - lfsp->lfs_fsbtodb), inop,
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(1 << lfsp->lfs_bshift));
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@ -425,20 +428,23 @@ dump_sum(fd, lfsp, sp, segnum, addr)
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printf("\n");
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for (fp = (FINFO *)(sp + 1), i = 0; i < sp->ss_nfinfo; i++) {
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numblocks += fp->fi_nblocks;
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(void)printf(" FINFO for inode: %d version %d nblocks %d\n",
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fp->fi_ino, fp->fi_version, fp->fi_nblocks);
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(void)printf(" FINFO for inode: %d version %d nblocks %d lastlength %d\n",
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fp->fi_ino, fp->fi_version, fp->fi_nblocks, fp->fi_lastlength);
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dp = &(fp->fi_blocks[0]);
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for (j = 0; j < fp->fi_nblocks; j++, dp++) {
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(void)printf("\t%d", *dp);
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if ((j % 8) == 7)
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(void)printf("\n");
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if (j == fp->fi_nblocks - 1)
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numbytes += fp->fi_lastlength;
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else
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numbytes += lfsp->lfs_bsize;
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}
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if ((j % 8) != 0)
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(void)printf("\n");
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fp = (FINFO *)dp;
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}
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return (numblocks);
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return (numbytes);
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}
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static void
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@ -451,7 +457,7 @@ dump_segment(fd, segnum, addr, lfsp, dump_sb)
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struct lfs lfs_sb, *sbp;
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SEGSUM *sump;
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char sumblock[LFS_SUMMARY_SIZE];
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int did_one, nblocks, sb;
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int did_one, nbytes, sb;
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off_t sum_offset, super_off;
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(void)printf("\nSEGMENT %d (Disk Address 0x%X)\n",
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@ -476,11 +482,10 @@ dump_segment(fd, segnum, addr, lfsp, dump_sb)
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break;
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}
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} else {
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nblocks = dump_sum(fd, lfsp, sump, segnum, sum_offset >>
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nbytes = dump_sum(fd, lfsp, sump, segnum, sum_offset >>
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(lfsp->lfs_bshift - lfsp->lfs_fsbtodb));
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if (nblocks)
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sum_offset += LFS_SUMMARY_SIZE +
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(nblocks << lfsp->lfs_bshift);
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if (nbytes)
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sum_offset += LFS_SUMMARY_SIZE + nbytes;
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else
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sum_offset = 0;
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did_one = 1;
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@ -523,13 +528,13 @@ dump_super(lfsp)
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"cleansz ", lfsp->lfs_cleansz,
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"segtabsz ", lfsp->lfs_segtabsz);
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(void)printf("%s0x%X\t%s%d\t%s0x%X\t%s%d\n",
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(void)printf("%s0x%X\t%s%d\t%s0x%qX\t%s%d\n",
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"segmask ", lfsp->lfs_segmask,
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"segshift ", lfsp->lfs_segshift,
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"bmask ", lfsp->lfs_bmask,
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"bshift ", lfsp->lfs_bshift);
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(void)printf("%s0x%X\t\t%s%d\t%s0x%X\t%s%d\n",
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(void)printf("%s0x%qX\t\t%s%d\t%s0x%qX\t%s%d\n",
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"ffmask ", lfsp->lfs_ffmask,
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"ffshift ", lfsp->lfs_ffshift,
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"fbmask ", lfsp->lfs_fbmask,
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@ -586,7 +591,7 @@ addseg(arg)
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SEGLIST *p;
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if ((p = malloc(sizeof(SEGLIST))) == NULL)
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err("%s", strerror(errno));
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err(1, NULL);
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p->next = seglist;
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p->num = atoi(arg);
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seglist = p;
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