1 /* $NetBSD: dumpfs.c,v 1.53 2009/05/07 06:40:38 lukem 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\ 35 The Regents of the University of California. All rights reserved."); 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 1.53 2009/05/07 06:40:38 lukem 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 static const 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 fix_superblock(&afs, opostblsave); 194 if (printold) { 195 if (sblock_try[i] == SBLOCK_UFS2) 196 /* This might be an alternate superblock */ 197 continue; 198 } else { 199 if (sblock_try[i] != afs.fs_sblockloc) 200 /* This must be an alternate superblock */ 201 continue; 202 } 203 break; 204 } 205 206 207 dev_bsize = afs.fs_fsize / fsbtodb(&afs, 1); 208 209 rval = 0; 210 printf("file system: %s\n", name); 211 212 if (ISOPT(opt_superblock)) 213 rval = print_superblock(&afs, opostblsave, name, fd, sblock_try[i]); 214 if (rval == 0 && ISOPT(opt_cg_summary)) 215 rval = print_cgsum(name, fd); 216 if (rval == 0 && ISOPT(opt_alt_super)) 217 rval = print_alt_super(name, fd); 218 if (rval == 0 && ISOPT(opt_cg_info)) 219 rval = print_cginfo(name, fd); 220 else if (rval == 0 && ISOPT(opt_inodes)) 221 rval = print_inodes(name, fd, 0, afs.fs_ncg); 222 223 err: 224 if (fd != -1) 225 (void)close(fd); 226 if (rval) 227 warn("%s", name); 228 return rval; 229 } 230 231 void 232 fix_superblock(struct fs *fs, uint16_t *opostbl) 233 { 234 if (needswap && 235 (((int32_t)bswap32(fs->fs_old_postblformat) == FS_42POSTBLFMT) || 236 (bswap32(fs->fs_old_postbloff) == offsetof(struct fs, fs_old_postbl_start)))) { 237 int i; 238 memcpy(opostbl, &fs->fs_old_postbl_start, 512); 239 for(i=0;i<256;i++) 240 opostbl[i] = bswap16(opostbl[i]); 241 } else if (!needswap && 242 ((fs->fs_old_postblformat == FS_42POSTBLFMT) || 243 (fs->fs_old_postbloff == offsetof(struct fs, fs_old_postbl_start)))) { 244 memcpy(opostbl, &fs->fs_old_postbl_start, 512); 245 } 246 247 if (needswap) 248 ffs_sb_swap(fs, fs); 249 250 printold = (fs->fs_magic == FS_UFS1_MAGIC && 251 (fs->fs_old_flags & FS_FLAGS_UPDATED) == 0); 252 if (printold) { 253 fs->fs_sblockloc = SBLOCK_UFS1; 254 fs->fs_flags = fs->fs_old_flags; 255 fs->fs_maxbsize = fs->fs_bsize; 256 fs->fs_time = fs->fs_old_time; 257 fs->fs_size = fs->fs_old_size; 258 fs->fs_dsize = fs->fs_old_dsize; 259 fs->fs_csaddr = fs->fs_old_csaddr; 260 fs->fs_cstotal.cs_ndir = fs->fs_old_cstotal.cs_ndir; 261 fs->fs_cstotal.cs_nbfree = fs->fs_old_cstotal.cs_nbfree; 262 fs->fs_cstotal.cs_nifree = fs->fs_old_cstotal.cs_nifree; 263 fs->fs_cstotal.cs_nffree = fs->fs_old_cstotal.cs_nffree; 264 } 265 266 if (printold && fs->fs_old_postblformat == FS_42POSTBLFMT) 267 fs->fs_old_nrpos = 8; 268 } 269 270 int 271 print_superblock(struct fs *fs, uint16_t *opostbl, 272 const char *name, int fd, off_t sblock) 273 { 274 int i, size; 275 time_t t; 276 int32_t fsflags; 277 278 printf("format\tFFSv%d\n", is_ufs2+1); 279 #if BYTE_ORDER == LITTLE_ENDIAN 280 if (needswap) 281 #else 282 if (!needswap) 283 #endif 284 printf("endian\tbig-endian\n"); 285 else 286 printf("endian\tlittle-endian\n"); 287 t = fs->fs_time; 288 if ((sblock != SBLOCK_UFS1) || ISOPT(opt_alt_super)) 289 printf("location %lld\t(-b %lld)\n", 290 (long long)sblock, (long long)(sblock/dev_bsize)); 291 printf("magic\t%-8x\ttime\t%s", 292 fs->fs_magic, ctime(&t)); 293 294 if (is_ufs2) 295 i = 5; 296 else { 297 i = 0; 298 if (fs->fs_old_postblformat != FS_42POSTBLFMT) { 299 i++; 300 if (fs->fs_old_inodefmt >= FS_44INODEFMT) { 301 int max; 302 303 i++; 304 max = fs->fs_maxcontig; 305 size = fs->fs_contigsumsize; 306 if ((max < 2 && size == 0) 307 || (max > 1 && size >= MIN(max, FS_MAXCONTIG))) 308 i++; 309 } 310 if (fs->fs_old_flags & FS_FLAGS_UPDATED) { 311 i = 4; 312 } 313 } 314 } 315 if (!printold || fs->fs_sblockloc != SBLOCK_UFS1 || 316 fs->fs_id[0] || fs->fs_id[1]) 317 printf("superblock location\t%jd\tid\t[ %x %x ]\n", 318 (intmax_t)fs->fs_sblockloc, fs->fs_id[0], fs->fs_id[1]); 319 printf("cylgrp\t%s\tinodes\t%s\tsblock\t%s\tfslevel %d\n", 320 i < 1 ? "static" : "dynamic", 321 i < 2 ? "4.2/4.3BSD" : i < 5 ? "4.4BSD" : "FFSv2", 322 i < 4 ? "FFSv1" : "FFSv2", i); 323 printf("nbfree\t%lld\tndir\t%lld\tnifree\t%lld\tnffree\t%lld\n", 324 (long long)fs->fs_cstotal.cs_nbfree, 325 (long long)fs->fs_cstotal.cs_ndir, 326 (long long)fs->fs_cstotal.cs_nifree, 327 (long long)fs->fs_cstotal.cs_nffree); 328 if (printold) 329 printf("ncg\t%d\tncyl\t%d\tsize\t%lld\tblocks\t%lld\n", 330 fs->fs_ncg, fs->fs_old_ncyl, (long long)fs->fs_size, (long long)fs->fs_dsize); 331 else 332 printf("ncg\t%d\tsize\t%lld\tblocks\t%lld\n", 333 fs->fs_ncg, (long long)fs->fs_size, (long long)fs->fs_dsize); 334 printf("bsize\t%d\tshift\t%d\tmask\t0x%08x\n", 335 fs->fs_bsize, fs->fs_bshift, fs->fs_bmask); 336 printf("fsize\t%d\tshift\t%d\tmask\t0x%08x\n", 337 fs->fs_fsize, fs->fs_fshift, fs->fs_fmask); 338 printf("frag\t%d\tshift\t%d\tfsbtodb\t%d\n", 339 fs->fs_frag, fs->fs_fragshift, fs->fs_fsbtodb); 340 if (printold) 341 printf("cpg\t%d\t", fs->fs_old_cpg); 342 printf("bpg\t%d\tfpg\t%d\tipg\t%d\n", 343 fs->fs_fpg / fs->fs_frag, fs->fs_fpg, fs->fs_ipg); 344 printf("minfree\t%d%%\toptim\t%s\tmaxcontig %d\tmaxbpg\t%d\n", 345 fs->fs_minfree, fs->fs_optim == FS_OPTSPACE ? "space" : "time", 346 fs->fs_maxcontig, fs->fs_maxbpg); 347 if (printold) { 348 printf("rotdelay %dms\theadswitch %dus\ttrackseek %dus\trps\t%d\n", 349 fs->fs_old_rotdelay, fs->fs_old_headswitch, 350 fs->fs_old_trkseek, fs->fs_old_rps); 351 printf("ntrak\t%d\tnsect\t%d\tnpsect\t%d\tspc\t%d\n", 352 fs->fs_spare2, fs->fs_old_nsect, fs->fs_old_npsect, 353 fs->fs_old_spc); 354 } 355 printf("symlinklen %d\t", fs->fs_maxsymlinklen); 356 if (printold) 357 printf("trackskew %d\tinterleave %d\t", 358 fs->fs_old_trackskew, fs->fs_old_interleave); 359 printf("contigsumsize %d\n", fs->fs_contigsumsize); 360 printf("maxfilesize 0x%016llx\n", 361 (unsigned long long)fs->fs_maxfilesize); 362 if (printold) 363 printf("nindir\t%d\tinopb\t%d\tnspf\t%d\n", fs->fs_nindir, 364 fs->fs_inopb, fs->fs_old_nspf); 365 else 366 printf("nindir\t%d\tinopb\t%d\n", fs->fs_nindir, fs->fs_inopb); 367 if (!printold || (fs->fs_avgfilesize > 0) || (fs->fs_avgfpdir > 0)) 368 printf("avgfilesize %d\tavgfpdir %d\n", 369 fs->fs_avgfilesize, fs->fs_avgfpdir); 370 printf("sblkno\t%d\tcblkno\t%d\tiblkno\t%d\tdblkno\t%d\n", 371 fs->fs_sblkno, fs->fs_cblkno, fs->fs_iblkno, fs->fs_dblkno); 372 printf("sbsize\t%d\tcgsize\t%d", fs->fs_sbsize, fs->fs_cgsize); 373 if (printold) 374 printf("\toffset\t%d\tmask\t0x%08x", 375 fs->fs_old_cgoffset, fs->fs_old_cgmask); 376 printf("\ncsaddr\t%lld\tcssize\t%d", 377 (long long)fs->fs_csaddr, fs->fs_cssize); 378 if (printold) 379 printf("\tshift\t%d\tmask\t0x%08x", 380 fs->fs_old_csshift, fs->fs_old_csmask); 381 printf("\ncgrotor\t%d\tfmod\t%d\tronly\t%d\tclean\t0x%02x\n", 382 fs->fs_cgrotor, fs->fs_fmod, fs->fs_ronly, fs->fs_clean); 383 printf("wapbl version 0x%x\tlocation %u\tflags 0x%x\n", 384 fs->fs_journal_version, fs->fs_journal_location, 385 fs->fs_journal_flags); 386 printf("wapbl loc0 %" PRIu64 "\tloc1 %" PRIu64, 387 fs->fs_journallocs[0], fs->fs_journallocs[1]); 388 printf("\tloc2 %" PRIu64 "\tloc3 %" PRIu64 "\n", 389 fs->fs_journallocs[2], fs->fs_journallocs[3]); 390 printf("flags\t"); 391 if (fs->fs_flags == 0) 392 printf("none"); 393 if (fs->fs_flags & FS_UNCLEAN) 394 printf("unclean "); 395 if (fs->fs_flags & FS_DOSOFTDEP) 396 printf("soft-updates "); 397 if (fs->fs_flags & FS_NEEDSFSCK) 398 printf("needs fsck run "); 399 if (fs->fs_flags & FS_INDEXDIRS) 400 printf("indexed directories "); 401 if (fs->fs_flags & FS_ACLS) 402 printf("acls "); 403 if (fs->fs_flags & FS_MULTILABEL) 404 printf("multilabel "); 405 if (fs->fs_flags & FS_FLAGS_UPDATED) 406 printf("fs_flags expanded "); 407 if (fs->fs_flags & FS_DOWAPBL) 408 printf("wapbl "); 409 fsflags = fs->fs_flags & ~(FS_UNCLEAN | FS_DOSOFTDEP | FS_NEEDSFSCK | 410 FS_INDEXDIRS | FS_ACLS | FS_MULTILABEL | 411 FS_FLAGS_UPDATED | FS_DOWAPBL); 412 if (fsflags != 0) 413 printf("unknown flags (%#x)", fsflags); 414 printf("\nfsmnt\t%s\n", fs->fs_fsmnt); 415 if (!printold) 416 printf("volname\t%s\tswuid\t%ju\n", 417 fs->fs_volname, (uintmax_t)fs->fs_swuid); 418 if (printold) { 419 if (fs->fs_old_cpc != 0) 420 printf("blocks available in each of %d rotational " 421 "positions\n", fs->fs_old_nrpos); 422 else 423 printf("(no rotational position table)\n\n"); 424 if (ISOPT(opt_verbose)) { 425 int c, j, k; 426 for (c = 0; c < fs->fs_old_cpc; c++) { 427 printf("cylinder number %d:", c); 428 for (i = 0; i < fs->fs_old_nrpos; i++) { 429 if (old_fs_postbl(&afs, c, opostbl)[i] == -1) 430 continue; 431 printf("\n position %d:\t", i); 432 for (j = old_fs_postbl(&afs, c, opostbl)[i], k = 1; ; 433 j += old_fs_rotbl(&afs)[j], k++) { 434 printf("%5d", j); 435 if (k % 12 == 0) 436 printf("\n\t\t"); 437 if (old_fs_rotbl(&afs)[j] == 0) 438 break; 439 } 440 } 441 printf("\n"); 442 } 443 } 444 } 445 446 return 0; 447 } 448 449 int 450 print_cgsum(const char *name, int fd) 451 { 452 struct csum *ccsp; 453 int i, j, size; 454 455 afs.fs_csp = calloc(1, afs.fs_cssize); 456 for (i = 0, j = 0; i < afs.fs_cssize; i += afs.fs_bsize, j++) { 457 size = afs.fs_cssize - i < afs.fs_bsize ? 458 afs.fs_cssize - i : afs.fs_bsize; 459 ccsp = (struct csum *)((char *)afs.fs_csp + i); 460 if (lseek(fd, 461 (off_t)(fsbtodb(&afs, (afs.fs_csaddr + j * afs.fs_frag))) * 462 dev_bsize, SEEK_SET) == (off_t)-1) 463 return 1; 464 if (read(fd, ccsp, size) != size) 465 return 1; 466 if (needswap) 467 ffs_csum_swap(ccsp, ccsp, size); 468 } 469 470 printf("cs[].cs_(nbfree,ndir,nifree,nffree):\n\t"); 471 for (i = 0; i < afs.fs_ncg; i++) { 472 struct csum *cs = &afs.fs_cs(&afs, i); 473 if (i && i % 4 == 0) 474 printf("\n\t"); 475 printf("(%d,%d,%d,%d) ", 476 cs->cs_nbfree, cs->cs_ndir, cs->cs_nifree, cs->cs_nffree); 477 } 478 printf("\n"); 479 if (printold && (afs.fs_old_ncyl % afs.fs_old_cpg)) { 480 printf("cylinders in last group %d\n", 481 i = afs.fs_old_ncyl % afs.fs_old_cpg); 482 printf("blocks in last group %d\n", 483 i * afs.fs_old_spc / (afs.fs_old_nspf << afs.fs_fragshift)); 484 } 485 free(afs.fs_csp); 486 afs.fs_csp = NULL; 487 488 return 0; 489 } 490 491 int 492 print_alt_super(const char *name, int fd) 493 { 494 union fsun alt; 495 int i; 496 off_t loc; 497 uint16_t alt_opostblsave[32*8]; 498 int save_printold; 499 500 for (i = 0; i < afs.fs_ncg; i++) { 501 loc = (off_t)(fsbtodb(&afs, cgsblock(&afs, i))) * dev_bsize; 502 printf("\nalternate %d\n", i); 503 if (pread(fd, &alt, sizeof alt, loc) != sizeof alt) { 504 warnx("%s: error reading alt %d", name, i); 505 return (1); 506 } 507 save_printold = printold; 508 fix_superblock(&alt.fs, alt_opostblsave); 509 if (print_superblock(&alt.fs, alt_opostblsave, name, fd, loc)) { 510 printold = save_printold; 511 return 1; 512 } 513 printold = save_printold; 514 } 515 return 0; 516 } 517 518 int 519 print_cginfo(const char *name, int fd) 520 { 521 int i; 522 523 printf("\n"); 524 for (i = 0; i < afs.fs_ncg; i++) { 525 printf("\n"); 526 if (dumpcg(name, fd, i)) 527 return 1; 528 if (ISOPT(opt_inodes) && print_inodes(name, fd, i, 1)) 529 return 1; 530 } 531 return 0; 532 } 533 534 int 535 print_inodes(const char *name, int fd, int c, int n) 536 { 537 void *ino_buf = malloc(afs.fs_bsize); 538 void (*print_inode)(int, int, void *); 539 int i, inum; 540 541 if (ino_buf == 0) 542 return 1; 543 544 print_inode = is_ufs2 ? print_ufs2_inode : print_ufs1_inode; 545 546 for (inum = c * afs.fs_ipg ; inum < (c+n) * afs.fs_ipg; inum += afs.fs_inopb) { 547 if (pread(fd, ino_buf, afs.fs_bsize, 548 ino_to_fsba(&afs, inum) * afs.fs_fsize) != afs.fs_bsize) { 549 free(ino_buf); 550 return 1; 551 } 552 for (i = 0; i < afs.fs_inopb; i++) 553 print_inode(inum + i, i, ino_buf); 554 } 555 556 free(ino_buf); 557 return 0; 558 } 559 560 int 561 dumpcg(const char *name, int fd, int c) 562 { 563 off_t cur; 564 int i, j; 565 time_t t; 566 567 printf("cg %d:\n", c); 568 if ((cur = lseek(fd, (off_t)(fsbtodb(&afs, cgtod(&afs, c))) * dev_bsize, 569 SEEK_SET)) == (off_t)-1) 570 return (1); 571 if (read(fd, &acg, afs.fs_bsize) != afs.fs_bsize) { 572 warnx("%s: error reading cg", name); 573 return (1); 574 } 575 if (needswap) 576 ffs_cg_swap(&acg, &acg, &afs); 577 if (printold) 578 t = acg.cg_old_time; 579 else 580 t = acg.cg_time; 581 printf("magic\t%x\ttell\t%llx\ttime\t%s", 582 afs.fs_old_postblformat == FS_42POSTBLFMT ? 583 ((struct ocg *)&acg)->cg_magic : acg.cg_magic, 584 (long long)cur, ctime(&t)); 585 if (printold) 586 printf("cgx\t%d\tncyl\t%d\tniblk\t%d\tndblk\t%d\n", 587 acg.cg_cgx, acg.cg_old_ncyl, acg.cg_old_niblk, 588 acg.cg_ndblk); 589 else 590 printf("cgx\t%d\tniblk\t%d\tndblk\t%d\n", 591 acg.cg_cgx, acg.cg_niblk, acg.cg_ndblk); 592 printf("nbfree\t%d\tndir\t%d\tnifree\t%d\tnffree\t%d\n", 593 acg.cg_cs.cs_nbfree, acg.cg_cs.cs_ndir, 594 acg.cg_cs.cs_nifree, acg.cg_cs.cs_nffree); 595 printf("rotor\t%d\tirotor\t%d\tfrotor\t%d\nfrsum", 596 acg.cg_rotor, acg.cg_irotor, acg.cg_frotor); 597 for (i = 1, j = 0; i < afs.fs_frag; i++) { 598 printf("\t%d", acg.cg_frsum[i]); 599 j += i * acg.cg_frsum[i]; 600 } 601 printf("\nsum of frsum: %d", j); 602 if (afs.fs_contigsumsize > 0) { 603 for (i = 1; i < afs.fs_contigsumsize; i++) { 604 if ((i - 1) % 8 == 0) 605 printf("\nclusters %d-%d:", i, 606 afs.fs_contigsumsize - 1 < i + 7 ? 607 afs.fs_contigsumsize - 1 : i + 7); 608 printf("\t%d", cg_clustersum(&acg, 0)[i]); 609 } 610 printf("\nclusters size %d and over: %d\n", 611 afs.fs_contigsumsize, 612 cg_clustersum(&acg, 0)[afs.fs_contigsumsize]); 613 printf("clusters free:\t"); 614 pbits(0, cg_clustersfree(&acg, 0), acg.cg_nclusterblks); 615 } else 616 printf("\n"); 617 printf("iused:\t"); 618 pbits(0 * c * afs.fs_ipg, cg_inosused(&acg, 0), afs.fs_ipg); 619 printf("free:\t"); 620 pbits(0, cg_blksfree(&acg, 0), afs.fs_fpg); 621 if (printold && ISOPT(opt_verbose)) { 622 printf("b:\n"); 623 for (i = 0; i < afs.fs_old_cpg; i++) { 624 if (old_cg_blktot(&acg, 0)[i] == 0) 625 continue; 626 printf(" c%d:\t(%d)\t", i, old_cg_blktot(&acg, 0)[i]); 627 for (j = 0; j < afs.fs_old_nrpos; j++) { 628 if (afs.fs_old_cpc > 0 && 629 old_fs_postbl(&afs, i % afs.fs_old_cpc, opostblsave)[j] == -1) 630 continue; 631 printf(" %d", old_cg_blks(&afs, &acg, i, 0)[j]); 632 } 633 printf("\n"); 634 } 635 } 636 return (0); 637 } 638 639 void 640 print_ufs1_inode(int inum, int i_off, void *ibuf) 641 { 642 struct ufs1_dinode *i = ibuf; 643 644 i += i_off; 645 646 if (needswap) 647 ffs_dinode1_swap(i,i); 648 649 if (afs.fs_old_inodefmt < FS_44INODEFMT) { 650 i->di_uid = i->di_ouid; 651 i->di_gid = i->di_ogid; 652 } 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 if (i->di_mode == 0 && i->di_nlink == 0 && !ISOPT(opt_verbose)) 659 return; 660 printf("%8u: %6o %6d %20" PRIu64 " %10u.%09u %8x %10u %8x %10u %10u\n", 661 inum, i->di_mode, i->di_nlink, i->di_size, 662 i->di_ctime, i->di_ctimensec, i->di_flags, i->di_blocks, 663 i->di_gen, i->di_uid, i->di_gid); 664 } 665 666 void 667 print_ufs2_inode(int inum, int i_off, void *ibuf) 668 { 669 struct ufs2_dinode *i = ibuf; 670 671 i += i_off; 672 673 if (needswap) 674 ffs_dinode2_swap(i,i); 675 676 if (inum % afs.fs_ipg == 0) 677 printf(" inode: mode nlink size" 678 " ctime.nsec flags blocks" 679 " generation uid gid\n"); 680 681 if (i->di_mode == 0 && i->di_nlink == 0 && !ISOPT(opt_verbose)) 682 return; 683 684 printf("%8u: %6o %6d %20" PRIu64 " %10" PRIu64 ".%09u %8x %10" PRIu64 " %8x %10u %10u\n", 685 inum, i->di_mode, i->di_nlink, i->di_size, 686 i->di_ctime, i->di_ctimensec, i->di_flags, i->di_blocks, 687 i->di_gen, i->di_uid, i->di_gid); 688 } 689 690 691 void 692 pbits(int offset, void *vp, int max) 693 { 694 int i; 695 char *p; 696 int count, j; 697 698 for (count = i = 0, p = vp; i < max; i++) 699 if (isset(p, i)) { 700 if (count) 701 printf(",%s", count % 6 ? " " : "\n\t"); 702 count++; 703 printf("%d", offset + i); 704 j = i; 705 while ((i+1)<max && isset(p, i+1)) 706 i++; 707 if (i != j) 708 printf("-%d", offset + i); 709 } 710 printf("\n"); 711 } 712 713 void 714 usage(void) 715 { 716 717 (void)fprintf(stderr, "usage: dumpfs [-acFimsv] filesys | device [...]\n"); 718 exit(1); 719 } 720 721 int 722 openpartition(const char *name, int flags, char *device, size_t devicelen) 723 { 724 char rawspec[MAXPATHLEN], *p; 725 struct fstab *fs; 726 int fd, oerrno; 727 728 fs = getfsfile(name); 729 if (fs) { 730 if ((p = strrchr(fs->fs_spec, '/')) != NULL) { 731 snprintf(rawspec, sizeof(rawspec), "%.*s/r%s", 732 (int)(p - fs->fs_spec), fs->fs_spec, p + 1); 733 name = rawspec; 734 } else 735 name = fs->fs_spec; 736 } 737 fd = opendisk(name, flags, device, devicelen, 0); 738 if (fd == -1 && errno == ENOENT) { 739 oerrno = errno; 740 strlcpy(device, name, devicelen); 741 errno = oerrno; 742 } 743 return (fd); 744 } 745