1 /* $NetBSD: dumpfs.c,v 1.43 2004/01/04 00:21:29 dbj Exp $ */ 2 3 /* 4 * Copyright (c) 1983, 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 __COPYRIGHT("@(#) Copyright (c) 1983, 1992, 1993\n\ 35 The Regents of the University of California. All rights reserved.\n"); 36 #endif /* not lint */ 37 38 #ifndef lint 39 #if 0 40 static char sccsid[] = "@(#)dumpfs.c 8.5 (Berkeley) 4/29/95"; 41 #else 42 __RCSID("$NetBSD: dumpfs.c,v 1.43 2004/01/04 00:21:29 dbj Exp $"); 43 #endif 44 #endif /* not lint */ 45 46 #include <sys/param.h> 47 #include <sys/time.h> 48 49 #include <ufs/ufs/dinode.h> 50 #include <ufs/ufs/ufs_bswap.h> 51 #include <ufs/ffs/fs.h> 52 #include <ufs/ffs/ffs_extern.h> 53 54 #include <err.h> 55 #include <errno.h> 56 #include <fcntl.h> 57 #include <fstab.h> 58 #include <stdio.h> 59 #include <stdlib.h> 60 #include <string.h> 61 #include <stddef.h> 62 #include <unistd.h> 63 #include <util.h> 64 65 union fsun { 66 struct fs fs; 67 char pad[MAXBSIZE]; 68 } fsun; 69 #define afs fsun.fs 70 71 uint16_t opostblsave[32*8]; 72 73 union { 74 struct cg cg; 75 char pad[MAXBSIZE]; 76 } cgun; 77 #define acg cgun.cg 78 79 #define OPT_FLAG(ch) (1 << ((ch) & 31)) 80 #define ISOPT(opt) (opt_flags & (opt)) 81 #define opt_alt_super OPT_FLAG('a') 82 #define opt_superblock OPT_FLAG('s') 83 #define opt_cg_summary OPT_FLAG('m') 84 #define opt_cg_info OPT_FLAG('c') 85 #define opt_inodes OPT_FLAG('i') 86 #define opt_verbose OPT_FLAG('v') 87 #define DFLT_CHECK (opt_alt_super | opt_cg_info | opt_inodes | \ 88 opt_cg_summary | opt_superblock) 89 #define DFLT_OPTS (opt_superblock | opt_cg_summary | opt_cg_info | opt_verbose) 90 91 long dev_bsize = 512; 92 int needswap, printold, is_ufs2; 93 int Fflag; 94 95 uint opt_flags; 96 97 int dumpfs(const char *); 98 int print_superblock(struct fs *, uint16_t *, const char *, int, off_t); 99 int print_cgsum(const char *, int); 100 int print_cginfo(const char *, int); 101 int print_inodes(const char *, int, int, int); 102 int print_alt_super(const char *, int); 103 int dumpcg(const char *, int, int); 104 int main(int, char **); 105 int openpartition(const char *, int, char *, size_t); 106 void pbits(int, void *, int); 107 void usage(void); 108 void print_ufs1_inode(int, int, void *); 109 void print_ufs2_inode(int, int, void *); 110 void fix_superblock(struct fs *, uint16_t *); 111 112 int 113 main(int argc, char *argv[]) 114 { 115 int ch, eval; 116 117 while ((ch = getopt(argc, argv, "acimsvF")) != -1) 118 switch(ch) { 119 case 'a': /* alternate superblocks */ 120 case 'c': /* cylinder group info */ 121 case 'i': /* actual inodes */ 122 case 'm': /* cylinder group summary */ 123 case 's': /* superblock */ 124 case 'v': /* more verbose */ 125 opt_flags |= OPT_FLAG(ch); 126 break; 127 case 'F': /* File (not device) */ 128 Fflag = 1; 129 break; 130 case '?': 131 default: 132 usage(); 133 } 134 argc -= optind; 135 argv += optind; 136 137 if ((opt_flags & DFLT_CHECK) == 0) 138 opt_flags |= DFLT_OPTS; 139 140 if (argc < 1) 141 usage(); 142 143 for (eval = 0; *argv; ++argv) { 144 eval |= dumpfs(*argv); 145 } 146 147 exit(eval); 148 } 149 150 151 int 152 dumpfs(const char *name) 153 { 154 const static off_t sblock_try[] = SBLOCKSEARCH; 155 char device[MAXPATHLEN]; 156 int fd, i; 157 int rval = 1; 158 159 if (Fflag) 160 fd = open(name, O_RDONLY); 161 else { 162 fd = openpartition(name, O_RDONLY, device, sizeof(device)); 163 name = device; 164 } 165 if (fd == -1) 166 goto err; 167 168 for (i = 0; ; i++) { 169 if (sblock_try[i] == -1) { 170 warnx("%s: could not find superblock, skipped", name); 171 return 1; 172 } 173 if (lseek(fd, sblock_try[i], SEEK_SET) == (off_t)-1) 174 continue; 175 if (read(fd, &afs, SBLOCKSIZE) != SBLOCKSIZE) 176 continue; 177 switch(afs.fs_magic) { 178 case FS_UFS2_MAGIC: 179 is_ufs2 = 1; 180 break; 181 case FS_UFS1_MAGIC: 182 break; 183 case FS_UFS2_MAGIC_SWAPPED: 184 is_ufs2 = 1; 185 needswap = 1; 186 break; 187 case FS_UFS1_MAGIC_SWAPPED: 188 needswap = 1; 189 break; 190 default: 191 continue; 192 } 193 break; 194 } 195 196 fix_superblock(&afs, opostblsave); 197 198 dev_bsize = afs.fs_fsize / fsbtodb(&afs, 1); 199 200 rval = 0; 201 printf("file system: %s\n", name); 202 203 if (ISOPT(opt_superblock)) 204 rval = print_superblock(&afs, opostblsave, name, fd, sblock_try[i]); 205 if (rval == 0 && ISOPT(opt_cg_summary)) 206 rval = print_cgsum(name, fd); 207 if (rval == 0 && ISOPT(opt_alt_super)) 208 rval = print_alt_super(name, fd); 209 if (rval == 0 && ISOPT(opt_cg_info)) 210 rval = print_cginfo(name, fd); 211 else if (rval == 0 && ISOPT(opt_inodes)) 212 rval = print_inodes(name, fd, 0, afs.fs_ncg); 213 214 err: 215 if (fd != -1) 216 (void)close(fd); 217 if (rval) 218 warn("%s", name); 219 return rval; 220 } 221 222 void 223 fix_superblock(struct fs *fs, uint16_t *opostbl) 224 { 225 if (needswap && 226 ((bswap32(fs->fs_old_postblformat) == FS_42POSTBLFMT) || 227 (bswap32(fs->fs_old_postbloff) == offsetof(struct fs, fs_old_postbl_start)))) { 228 int i; 229 memcpy(opostbl, &fs->fs_old_postbl_start, 512); 230 for(i=0;i<256;i++) 231 opostbl[i] = bswap16(opostbl[i]); 232 } else if (!needswap && 233 ((fs->fs_old_postblformat == FS_42POSTBLFMT) || 234 (fs->fs_old_postbloff == offsetof(struct fs, fs_old_postbl_start)))) { 235 memcpy(opostbl, &fs->fs_old_postbl_start, 512); 236 } 237 238 if (needswap) 239 ffs_sb_swap(fs, fs); 240 241 printold = (fs->fs_magic == FS_UFS1_MAGIC && 242 (fs->fs_old_flags & FS_FLAGS_UPDATED) == 0); 243 if (printold) { 244 fs->fs_sblockloc = SBLOCK_UFS1; 245 fs->fs_flags = fs->fs_old_flags; 246 fs->fs_maxbsize = fs->fs_bsize; 247 fs->fs_time = fs->fs_old_time; 248 fs->fs_size = fs->fs_old_size; 249 fs->fs_dsize = fs->fs_old_dsize; 250 fs->fs_csaddr = fs->fs_old_csaddr; 251 fs->fs_cstotal.cs_ndir = fs->fs_old_cstotal.cs_ndir; 252 fs->fs_cstotal.cs_nbfree = fs->fs_old_cstotal.cs_nbfree; 253 fs->fs_cstotal.cs_nifree = fs->fs_old_cstotal.cs_nifree; 254 fs->fs_cstotal.cs_nffree = fs->fs_old_cstotal.cs_nffree; 255 } 256 257 if (printold && fs->fs_old_postblformat == FS_42POSTBLFMT) 258 fs->fs_old_nrpos = 8; 259 } 260 261 int 262 print_superblock(struct fs *fs, uint16_t *opostbl, 263 const char *name, int fd, off_t sblock) 264 { 265 int i, size; 266 time_t t; 267 int32_t fsflags; 268 269 #if BYTE_ORDER == LITTLE_ENDIAN 270 if (needswap) 271 #else 272 if (!needswap) 273 #endif 274 printf("endian\tbig-endian\n"); 275 else 276 printf("endian\tlittle-endian\n"); 277 t = fs->fs_time; 278 if ((sblock != SBLOCK_UFS1) || ISOPT(opt_alt_super)) 279 printf("location %lld\t(-b %lld)\n", 280 (long long)sblock, (long long)(sblock/dev_bsize)); 281 printf("magic\t%x (UFS%d)\ttime\t%s", 282 fs->fs_magic, is_ufs2+1, ctime(&t)); 283 284 if (is_ufs2) 285 i = 5; 286 else { 287 i = 0; 288 if (fs->fs_old_postblformat != FS_42POSTBLFMT) { 289 i++; 290 if (fs->fs_old_inodefmt >= FS_44INODEFMT) { 291 int max; 292 293 i++; 294 max = fs->fs_maxcontig; 295 size = fs->fs_contigsumsize; 296 if ((max < 2 && size == 0) 297 || (max > 1 && size >= MIN(max, FS_MAXCONTIG))) 298 i++; 299 } 300 if (fs->fs_old_flags & FS_FLAGS_UPDATED) { 301 i = 4; 302 } 303 } 304 } 305 if (!printold || fs->fs_sblockloc != SBLOCK_UFS1 || 306 fs->fs_id[0] || fs->fs_id[1]) 307 printf("superblock location\t%jd\tid\t[ %x %x ]\n", 308 (intmax_t)fs->fs_sblockloc, fs->fs_id[0], fs->fs_id[1]); 309 printf("cylgrp\t%s\tinodes\t%s\tsblock\t%s\tfslevel %d\n", 310 i < 1 ? "static" : "dynamic", 311 i < 2 ? "4.2/4.3BSD" : i < 5 ? "4.4BSD" : "FFSv2", 312 i < 4 ? "FFSv1" : "FFSv2", i); 313 printf("nbfree\t%lld\tndir\t%lld\tnifree\t%lld\tnffree\t%lld\n", 314 (long long)fs->fs_cstotal.cs_nbfree, 315 (long long)fs->fs_cstotal.cs_ndir, 316 (long long)fs->fs_cstotal.cs_nifree, 317 (long long)fs->fs_cstotal.cs_nffree); 318 if (printold) 319 printf("ncg\t%d\tncyl\t%d\tsize\t%lld\tblocks\t%lld\n", 320 fs->fs_ncg, fs->fs_old_ncyl, (long long)fs->fs_size, (long long)fs->fs_dsize); 321 else 322 printf("ncg\t%d\tsize\t%lld\tblocks\t%lld\n", 323 fs->fs_ncg, (long long)fs->fs_size, (long long)fs->fs_dsize); 324 printf("bsize\t%d\tshift\t%d\tmask\t0x%08x\n", 325 fs->fs_bsize, fs->fs_bshift, fs->fs_bmask); 326 printf("fsize\t%d\tshift\t%d\tmask\t0x%08x\n", 327 fs->fs_fsize, fs->fs_fshift, fs->fs_fmask); 328 printf("frag\t%d\tshift\t%d\tfsbtodb\t%d\n", 329 fs->fs_frag, fs->fs_fragshift, fs->fs_fsbtodb); 330 if (printold) 331 printf("cpg\t%d\t", fs->fs_old_cpg); 332 printf("bpg\t%d\tfpg\t%d\tipg\t%d\n", 333 fs->fs_fpg / fs->fs_frag, fs->fs_fpg, fs->fs_ipg); 334 printf("minfree\t%d%%\toptim\t%s\tmaxcontig %d\tmaxbpg\t%d\n", 335 fs->fs_minfree, fs->fs_optim == FS_OPTSPACE ? "space" : "time", 336 fs->fs_maxcontig, fs->fs_maxbpg); 337 if (printold) { 338 printf("rotdelay %dms\theadswitch %dus\ttrackseek %dus\trps\t%d\n", 339 fs->fs_old_rotdelay, fs->fs_old_headswitch, 340 fs->fs_old_trkseek, fs->fs_old_rps); 341 printf("ntrak\t%d\tnsect\t%d\tnpsect\t%d\tspc\t%d\n", 342 fs->fs_spare2, fs->fs_old_nsect, fs->fs_old_npsect, 343 fs->fs_old_spc); 344 } 345 printf("symlinklen %d\t", fs->fs_maxsymlinklen); 346 if (printold) 347 printf("trackskew %d\tinterleave %d\t", 348 fs->fs_old_trackskew, fs->fs_old_interleave); 349 printf("contigsumsize %d\n", fs->fs_contigsumsize); 350 printf("maxfilesize 0x%016llx\n", 351 (unsigned long long)fs->fs_maxfilesize); 352 if (printold) 353 printf("nindir\t%d\tinopb\t%d\tnspf\t%d\n", fs->fs_nindir, 354 fs->fs_inopb, fs->fs_old_nspf); 355 else 356 printf("nindir\t%d\tinopb\t%d\n", fs->fs_nindir, fs->fs_inopb); 357 if (!printold || (fs->fs_avgfilesize > 0) || (fs->fs_avgfpdir > 0)) 358 printf("avgfilesize %d\tavgfpdir %d\n", 359 fs->fs_avgfilesize, fs->fs_avgfpdir); 360 printf("sblkno\t%d\tcblkno\t%d\tiblkno\t%d\tdblkno\t%d\n", 361 fs->fs_sblkno, fs->fs_cblkno, fs->fs_iblkno, fs->fs_dblkno); 362 printf("sbsize\t%d\tcgsize\t%d", fs->fs_sbsize, fs->fs_cgsize); 363 if (printold) 364 printf("\toffset\t%d\tmask\t0x%08x", 365 fs->fs_old_cgoffset, fs->fs_old_cgmask); 366 printf("\ncsaddr\t%lld\tcssize\t%d", 367 (long long)fs->fs_csaddr, fs->fs_cssize); 368 if (printold) 369 printf("\tshift\t%d\tmask\t0x%08x", 370 fs->fs_old_csshift, fs->fs_old_csmask); 371 printf("\ncgrotor\t%d\tfmod\t%d\tronly\t%d\tclean\t0x%02x\n", 372 fs->fs_cgrotor, fs->fs_fmod, fs->fs_ronly, fs->fs_clean); 373 printf("flags\t"); 374 if (fs->fs_flags == 0) 375 printf("none"); 376 if (fs->fs_flags & FS_UNCLEAN) 377 printf("unclean "); 378 if (fs->fs_flags & FS_DOSOFTDEP) 379 printf("soft-updates "); 380 if (fs->fs_flags & FS_NEEDSFSCK) 381 printf("needs fsck run "); 382 if (fs->fs_flags & FS_INDEXDIRS) 383 printf("indexed directories "); 384 if (fs->fs_flags & FS_ACLS) 385 printf("acls "); 386 if (fs->fs_flags & FS_MULTILABEL) 387 printf("multilabel "); 388 if (fs->fs_flags & FS_FLAGS_UPDATED) 389 printf("fs_flags expanded "); 390 fsflags = fs->fs_flags & ~(FS_UNCLEAN | FS_DOSOFTDEP | FS_NEEDSFSCK | FS_INDEXDIRS | 391 FS_ACLS | FS_MULTILABEL | FS_FLAGS_UPDATED); 392 if (fsflags != 0) 393 printf("unknown flags (%#x)", fsflags); 394 printf("\nfsmnt\t%s\n", fs->fs_fsmnt); 395 if (!printold) 396 printf("volname\t%s\tswuid\t%ju\n", 397 fs->fs_volname, (uintmax_t)fs->fs_swuid); 398 if (printold) { 399 if (fs->fs_old_cpc != 0) 400 printf("blocks available in each of %d rotational " 401 "positions\n", fs->fs_old_nrpos); 402 else 403 printf("(no rotational position table)\n\n"); 404 if (ISOPT(opt_verbose)) { 405 int c, j, k; 406 for (c = 0; c < fs->fs_old_cpc; c++) { 407 printf("cylinder number %d:", c); 408 for (i = 0; i < fs->fs_old_nrpos; i++) { 409 if (old_fs_postbl(&afs, c, opostbl)[i] == -1) 410 continue; 411 printf("\n position %d:\t", i); 412 for (j = old_fs_postbl(&afs, c, opostbl)[i], k = 1; ; 413 j += old_fs_rotbl(&afs)[j], k++) { 414 printf("%5d", j); 415 if (k % 12 == 0) 416 printf("\n\t\t"); 417 if (old_fs_rotbl(&afs)[j] == 0) 418 break; 419 } 420 } 421 printf("\n"); 422 } 423 } 424 } 425 426 return 0; 427 } 428 429 int 430 print_cgsum(const char *name, int fd) 431 { 432 struct csum *ccsp; 433 int i, j, size; 434 435 afs.fs_csp = calloc(1, afs.fs_cssize); 436 for (i = 0, j = 0; i < afs.fs_cssize; i += afs.fs_bsize, j++) { 437 size = afs.fs_cssize - i < afs.fs_bsize ? 438 afs.fs_cssize - i : afs.fs_bsize; 439 ccsp = (struct csum *)((char *)afs.fs_csp + i); 440 if (lseek(fd, 441 (off_t)(fsbtodb(&afs, (afs.fs_csaddr + j * afs.fs_frag))) * 442 dev_bsize, SEEK_SET) == (off_t)-1) 443 return 1; 444 if (read(fd, ccsp, size) != size) 445 return 1; 446 if (needswap) 447 ffs_csum_swap(ccsp, ccsp, size); 448 } 449 450 printf("cs[].cs_(nbfree,ndir,nifree,nffree):\n\t"); 451 for (i = 0; i < afs.fs_ncg; i++) { 452 struct csum *cs = &afs.fs_cs(&afs, i); 453 if (i && i % 4 == 0) 454 printf("\n\t"); 455 printf("(%d,%d,%d,%d) ", 456 cs->cs_nbfree, cs->cs_ndir, cs->cs_nifree, cs->cs_nffree); 457 } 458 printf("\n"); 459 if (printold && (afs.fs_old_ncyl % afs.fs_old_cpg)) { 460 printf("cylinders in last group %d\n", 461 i = afs.fs_old_ncyl % afs.fs_old_cpg); 462 printf("blocks in last group %d\n", 463 i * afs.fs_old_spc / (afs.fs_old_nspf << afs.fs_fragshift)); 464 } 465 free(afs.fs_csp); 466 afs.fs_csp = NULL; 467 468 return 0; 469 } 470 471 int 472 print_alt_super(const char *name, int fd) 473 { 474 union fsun alt; 475 int i; 476 off_t loc; 477 uint16_t alt_opostblsave[32*8]; 478 int save_printold; 479 480 for (i = 0; i < afs.fs_ncg; i++) { 481 loc = fsbtodb(&afs, cgsblock(&afs, i)) * dev_bsize; 482 printf("\nalternate %d\n", i); 483 if (pread(fd, &alt, sizeof alt, loc) != sizeof alt) { 484 warnx("%s: error reading alt %d", name, i); 485 return (1); 486 } 487 save_printold = printold; 488 fix_superblock(&alt.fs, alt_opostblsave); 489 if (print_superblock(&alt.fs, alt_opostblsave, name, fd, loc)) { 490 printold = save_printold; 491 return 1; 492 } 493 printold = save_printold; 494 } 495 return 0; 496 } 497 498 int 499 print_cginfo(const char *name, int fd) 500 { 501 int i; 502 503 printf("\n"); 504 for (i = 0; i < afs.fs_ncg; i++) { 505 printf("\n"); 506 if (dumpcg(name, fd, i)) 507 return 1; 508 if (ISOPT(opt_inodes) && print_inodes(name, fd, i, 1)) 509 return 1; 510 } 511 return 0; 512 } 513 514 int 515 print_inodes(const char *name, int fd, int c, int n) 516 { 517 void *ino_buf = malloc(afs.fs_bsize); 518 void (*print_inode)(int, int, void *); 519 int i, inum; 520 521 if (ino_buf == 0) 522 return 1; 523 524 print_inode = is_ufs2 ? print_ufs2_inode : print_ufs1_inode; 525 526 for (inum = c * afs.fs_ipg ; inum < (c+n) * afs.fs_ipg; inum += afs.fs_inopb) { 527 if (pread(fd, ino_buf, afs.fs_bsize, 528 ino_to_fsba(&afs, inum) * afs.fs_fsize) != afs.fs_bsize) 529 return 1; 530 for (i = 0; i < afs.fs_inopb; i++) 531 print_inode(inum + i, i, ino_buf); 532 } 533 534 free(ino_buf); 535 return 0; 536 } 537 538 int 539 dumpcg(const char *name, int fd, int c) 540 { 541 off_t cur; 542 int i, j; 543 time_t t; 544 545 printf("cg %d:\n", c); 546 if ((cur = lseek(fd, (off_t)(fsbtodb(&afs, cgtod(&afs, c))) * dev_bsize, 547 SEEK_SET)) == (off_t)-1) 548 return (1); 549 if (read(fd, &acg, afs.fs_bsize) != afs.fs_bsize) { 550 warnx("%s: error reading cg", name); 551 return (1); 552 } 553 if (needswap) 554 ffs_cg_swap(&acg, &acg, &afs); 555 if (printold) 556 t = acg.cg_old_time; 557 else 558 t = acg.cg_time; 559 printf("magic\t%x\ttell\t%llx\ttime\t%s", 560 afs.fs_old_postblformat == FS_42POSTBLFMT ? 561 ((struct ocg *)&acg)->cg_magic : acg.cg_magic, 562 (long long)cur, ctime(&t)); 563 if (printold) 564 printf("cgx\t%d\tncyl\t%d\tniblk\t%d\tndblk\t%d\n", 565 acg.cg_cgx, acg.cg_old_ncyl, acg.cg_old_niblk, 566 acg.cg_ndblk); 567 else 568 printf("cgx\t%d\tniblk\t%d\tndblk\t%d\n", 569 acg.cg_cgx, acg.cg_niblk, acg.cg_ndblk); 570 printf("nbfree\t%d\tndir\t%d\tnifree\t%d\tnffree\t%d\n", 571 acg.cg_cs.cs_nbfree, acg.cg_cs.cs_ndir, 572 acg.cg_cs.cs_nifree, acg.cg_cs.cs_nffree); 573 printf("rotor\t%d\tirotor\t%d\tfrotor\t%d\nfrsum", 574 acg.cg_rotor, acg.cg_irotor, acg.cg_frotor); 575 for (i = 1, j = 0; i < afs.fs_frag; i++) { 576 printf("\t%d", acg.cg_frsum[i]); 577 j += i * acg.cg_frsum[i]; 578 } 579 printf("\nsum of frsum: %d", j); 580 if (afs.fs_contigsumsize > 0) { 581 for (i = 1; i < afs.fs_contigsumsize; i++) { 582 if ((i - 1) % 8 == 0) 583 printf("\nclusters %d-%d:", i, 584 afs.fs_contigsumsize - 1 < i + 7 ? 585 afs.fs_contigsumsize - 1 : i + 7); 586 printf("\t%d", cg_clustersum(&acg, 0)[i]); 587 } 588 printf("\nclusters size %d and over: %d\n", 589 afs.fs_contigsumsize, 590 cg_clustersum(&acg, 0)[afs.fs_contigsumsize]); 591 printf("clusters free:\t"); 592 pbits(0, cg_clustersfree(&acg, 0), acg.cg_nclusterblks); 593 } else 594 printf("\n"); 595 printf("iused:\t"); 596 pbits(0 * c * afs.fs_ipg, cg_inosused(&acg, 0), afs.fs_ipg); 597 printf("free:\t"); 598 pbits(0, cg_blksfree(&acg, 0), afs.fs_fpg); 599 if (printold && ISOPT(opt_verbose)) { 600 printf("b:\n"); 601 for (i = 0; i < afs.fs_old_cpg; i++) { 602 if (old_cg_blktot(&acg, 0)[i] == 0) 603 continue; 604 printf(" c%d:\t(%d)\t", i, old_cg_blktot(&acg, 0)[i]); 605 for (j = 0; j < afs.fs_old_nrpos; j++) { 606 if (afs.fs_old_cpc > 0 && 607 old_fs_postbl(&afs, i % afs.fs_old_cpc, opostblsave)[j] == -1) 608 continue; 609 printf(" %d", old_cg_blks(&afs, &acg, i, 0)[j]); 610 } 611 printf("\n"); 612 } 613 } 614 return (0); 615 } 616 617 void 618 print_ufs1_inode(int inum, int i_off, void *ibuf) 619 { 620 struct ufs1_dinode *i = ibuf; 621 622 i += i_off; 623 624 if (needswap) 625 ffs_dinode1_swap(i,i); 626 627 if (afs.fs_old_inodefmt < FS_44INODEFMT) { 628 i->di_uid = i->di_ouid; 629 i->di_gid = i->di_ogid; 630 } 631 632 if (inum % afs.fs_ipg == 0) 633 printf(" inode: mode nlink size" 634 " ctime.nsec flags blocks" 635 " generation uid gid\n"); 636 if (i->di_mode == 0 && i->di_nlink == 0 && !ISOPT(opt_verbose)) 637 return; 638 printf("%8u: %6o %6d %20" PRIu64 " %10u.%09u %8x %10u %8x %10u %10u\n", 639 inum, i->di_mode, i->di_nlink, i->di_size, 640 i->di_ctime, i->di_ctimensec, i->di_flags, i->di_blocks, 641 i->di_gen, i->di_uid, i->di_gid); 642 } 643 644 void 645 print_ufs2_inode(int inum, int i_off, void *ibuf) 646 { 647 struct ufs2_dinode *i = ibuf; 648 649 i += i_off; 650 651 if (needswap) 652 ffs_dinode2_swap(i,i); 653 654 if (inum % afs.fs_ipg == 0) 655 printf(" inode: mode nlink size" 656 " ctime.nsec flags blocks" 657 " generation uid gid\n"); 658 659 if (i->di_mode == 0 && i->di_nlink == 0 && !ISOPT(opt_verbose)) 660 return; 661 662 printf("%8u: %6o %6d %20" PRIu64 " %10" PRIu64 ".%09u %8x %10" PRIu64 " %8x %10u %10u\n", 663 inum, i->di_mode, i->di_nlink, i->di_size, 664 i->di_ctime, i->di_ctimensec, i->di_flags, i->di_blocks, 665 i->di_gen, i->di_uid, i->di_gid); 666 } 667 668 669 void 670 pbits(int offset, void *vp, int max) 671 { 672 int i; 673 char *p; 674 int count, j; 675 676 for (count = i = 0, p = vp; i < max; i++) 677 if (isset(p, i)) { 678 if (count) 679 printf(",%s", count % 6 ? " " : "\n\t"); 680 count++; 681 printf("%d", offset + i); 682 j = i; 683 while ((i+1)<max && isset(p, i+1)) 684 i++; 685 if (i != j) 686 printf("-%d", offset + i); 687 } 688 printf("\n"); 689 } 690 691 void 692 usage(void) 693 { 694 695 (void)fprintf(stderr, "usage: dumpfs [-acFimsv] filesys | device [...]\n"); 696 exit(1); 697 } 698 699 int 700 openpartition(const char *name, int flags, char *device, size_t devicelen) 701 { 702 char rawspec[MAXPATHLEN], *p; 703 struct fstab *fs; 704 int fd, oerrno; 705 706 fs = getfsfile(name); 707 if (fs) { 708 if ((p = strrchr(fs->fs_spec, '/')) != NULL) { 709 snprintf(rawspec, sizeof(rawspec), "%.*s/r%s", 710 (int)(p - fs->fs_spec), fs->fs_spec, p + 1); 711 name = rawspec; 712 } else 713 name = fs->fs_spec; 714 } 715 fd = opendisk(name, flags, device, devicelen, 0); 716 if (fd == -1 && errno == ENOENT) { 717 oerrno = errno; 718 strlcpy(device, name, devicelen); 719 errno = oerrno; 720 } 721 return (fd); 722 } 723