xref: /freebsd/sbin/growfs/debug.c (revision 3d5000784d3a114a0c853b05fcb6faed5583d92b)
1 /*
2  * Copyright (c) 2000 Christoph Herrmann, Thomas-Henning von Kamptz
3  * Copyright (c) 1980, 1989, 1993 The Regents of the University of California.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * Christoph Herrmann and Thomas-Henning von Kamptz, Munich and Frankfurt.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgment:
19  *      This product includes software developed by the University of
20  *      California, Berkeley and its contributors, as well as Christoph
21  *      Herrmann and Thomas-Henning von Kamptz.
22  * 4. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  * $TSHeader: src/sbin/growfs/debug.c,v 1.2 2000/11/16 18:43:49 tom Exp $
39  * $FreeBSD$
40  *
41  */
42 
43 #ifndef lint
44 static const char rcsid[] =
45   "$TSHeader: src/sbin/growfs/debug.c,v 1.2 2000/11/16 18:43:49 tom Exp $";
46 #endif /* not lint */
47 
48 /* ********************************************************** INCLUDES ***** */
49 #include <sys/param.h>
50 
51 #include <stdio.h>
52 #include <ufs/ufs/dinode.h>
53 #include <ufs/ffs/fs.h>
54 
55 #include "debug.h"
56 
57 #ifdef FS_DEBUG
58 
59 /* *********************************************************** GLOBALS ***** */
60 static FILE	*dbg_log=NULL;
61 static unsigned int	indent=0;
62 
63 /*
64  * prototypes not done here, as they come with debug.h
65  */
66 
67 /* ********************************************************** dbg_open ***** */
68 /*
69  * Open the filehandle where all debug output has to go.
70  */
71 void
72 dbg_open(const char *fn)
73 {
74 
75 	dbg_log=fopen(fn, "a");
76 
77 	return;
78 }
79 
80 /* ********************************************************* dbg_close ***** */
81 /*
82  * Close the filehandle where all debug output went to.
83  */
84 void
85 dbg_close(void)
86 {
87 
88 	if(dbg_log) {
89 		fclose(dbg_log);
90 		dbg_log=NULL;
91 	}
92 
93 	return;
94 }
95 
96 /* ****************************************************** dbg_dump_hex ***** */
97 /*
98  * Dump out a full filesystem block in hex.
99  */
100 void
101 dbg_dump_hex(struct fs *sb, const char *comment, unsigned char *mem)
102 {
103 	int i, j, k;
104 
105 	if(!dbg_log) {
106 		return;
107 	}
108 	fprintf(dbg_log, "===== START HEXDUMP =====\n");
109 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)mem, comment);
110 	indent++;
111 	for (i=0; i<sb->fs_bsize; i+=24) {
112 		for (j=0; j<3; j++) {
113 			for (k=0; k<8; k++) {
114 				fprintf(dbg_log, "%02x ", *mem++);
115 			}
116 			fprintf(dbg_log, "  ");
117 		}
118 		fprintf(dbg_log, "\n");
119 	}
120 	indent--;
121 	fprintf(dbg_log, "===== END HEXDUMP =====\n");
122 
123 	return;
124 }
125 
126 /* ******************************************************* dbg_dump_fs ***** */
127 /*
128  * Dump the superblock.
129  */
130 void
131 dbg_dump_fs(struct fs *sb, const char *comment)
132 {
133 #ifdef FSMAXSNAP
134 	int	j;
135 #endif /* FSMAXSNAP */
136 
137 	if(!dbg_log) {
138 		return;
139 	}
140 
141 	fprintf(dbg_log, "===== START SUPERBLOCK =====\n");
142 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)sb, comment);
143 	indent++;
144 
145 	fprintf(dbg_log, "sblkno        ufs_daddr_t       0x%08x\n",
146 	    sb->fs_sblkno);
147 	fprintf(dbg_log, "cblkno        ufs_daddr_t       0x%08x\n",
148 	    sb->fs_cblkno);
149 	fprintf(dbg_log, "iblkno        ufs_daddr_t       0x%08x\n",
150 	    sb->fs_iblkno);
151 	fprintf(dbg_log, "dblkno        ufs_daddr_t       0x%08x\n",
152 	    sb->fs_dblkno);
153 
154 	fprintf(dbg_log, "cgoffset      int32_t           0x%08x\n",
155 	    sb->fs_cgoffset);
156 	fprintf(dbg_log, "cgmask        int32_t           0x%08x\n",
157 	    sb->fs_cgmask);
158 	fprintf(dbg_log, "time          time_t            %10lu\n",
159 	    sb->fs_time);
160 	fprintf(dbg_log, "size          int32_t           0x%08x\n",
161 	    sb->fs_size);
162 	fprintf(dbg_log, "dsize         int32_t           0x%08x\n",
163 	    sb->fs_dsize);
164 	fprintf(dbg_log, "ncg           int32_t           0x%08x\n",
165 	    sb->fs_ncg);
166 	fprintf(dbg_log, "bsize         int32_t           0x%08x\n",
167 	    sb->fs_bsize);
168 	fprintf(dbg_log, "fsize         int32_t           0x%08x\n",
169 	    sb->fs_fsize);
170 	fprintf(dbg_log, "frag          int32_t           0x%08x\n",
171 	    sb->fs_frag);
172 
173 	fprintf(dbg_log, "minfree       int32_t           0x%08x\n",
174 	    sb->fs_minfree);
175 	fprintf(dbg_log, "rotdelay      int32_t           0x%08x\n",
176 	    sb->fs_rotdelay);
177 	fprintf(dbg_log, "rps           int32_t           0x%08x\n",
178 	    sb->fs_rps);
179 
180 	fprintf(dbg_log, "bmask         int32_t           0x%08x\n",
181 	    sb->fs_bmask);
182 	fprintf(dbg_log, "fmask         int32_t           0x%08x\n",
183 	    sb->fs_fmask);
184 	fprintf(dbg_log, "bshift        int32_t           0x%08x\n",
185 	    sb->fs_bshift);
186 	fprintf(dbg_log, "fshift        int32_t           0x%08x\n",
187 	    sb->fs_fshift);
188 
189 	fprintf(dbg_log, "maxcontig     int32_t           0x%08x\n",
190 	    sb->fs_maxcontig);
191 	fprintf(dbg_log, "maxbpg        int32_t           0x%08x\n",
192 	    sb->fs_maxbpg);
193 
194 	fprintf(dbg_log, "fragshift     int32_t           0x%08x\n",
195 	    sb->fs_fragshift);
196 	fprintf(dbg_log, "fsbtodb       int32_t           0x%08x\n",
197 	    sb->fs_fsbtodb);
198 	fprintf(dbg_log, "sbsize        int32_t           0x%08x\n",
199 	    sb->fs_sbsize);
200 	fprintf(dbg_log, "csmask        int32_t           0x%08x\n",
201 	    sb->fs_csmask);
202 	fprintf(dbg_log, "csshift       int32_t           0x%08x\n",
203 	    sb->fs_csshift);
204 	fprintf(dbg_log, "nindir        int32_t           0x%08x\n",
205 	    sb->fs_nindir);
206 	fprintf(dbg_log, "inopb         int32_t           0x%08x\n",
207 	    sb->fs_inopb);
208 	fprintf(dbg_log, "nspf          int32_t           0x%08x\n",
209 	    sb->fs_nspf);
210 
211 	fprintf(dbg_log, "optim         int32_t           0x%08x\n",
212 	    sb->fs_optim);
213 
214 	fprintf(dbg_log, "npsect        int32_t           0x%08x\n",
215 	    sb->fs_npsect);
216 	fprintf(dbg_log, "interleave    int32_t           0x%08x\n",
217 	    sb->fs_interleave);
218 	fprintf(dbg_log, "trackskew     int32_t           0x%08x\n",
219 	    sb->fs_trackskew);
220 
221 	fprintf(dbg_log, "id            int32_t[2]        %08x %08x\n",
222 	    sb->fs_id[0], sb->fs_id[1]);
223 
224 	fprintf(dbg_log, "csaddr        ufs_daddr_t       0x%08x\n",
225 	    sb->fs_csaddr);
226 	fprintf(dbg_log, "cssize        int32_t           0x%08x\n",
227 	    sb->fs_cssize);
228 	fprintf(dbg_log, "cgsize        int32_t           0x%08x\n",
229 	    sb->fs_cgsize);
230 
231 	fprintf(dbg_log, "ntrak         int32_t           0x%08x\n",
232 	    sb->fs_ntrak);
233 	fprintf(dbg_log, "nsect         int32_t           0x%08x\n",
234 	    sb->fs_nsect);
235 	fprintf(dbg_log, "spc           int32_t           0x%08x\n",
236 	    sb->fs_spc);
237 
238 	fprintf(dbg_log, "ncyl          int32_t           0x%08x\n",
239 	    sb->fs_ncyl);
240 
241 	fprintf(dbg_log, "cpg           int32_t           0x%08x\n",
242 	    sb->fs_cpg);
243 	fprintf(dbg_log, "ipg           int32_t           0x%08x\n",
244 	    sb->fs_ipg);
245 	fprintf(dbg_log, "fpg           int32_t           0x%08x\n",
246 	    sb->fs_fpg);
247 
248 	dbg_dump_csum("internal cstotal", &sb->fs_cstotal);
249 
250 	fprintf(dbg_log, "fmod          int8_t            0x%02x\n",
251 	    sb->fs_fmod);
252 	fprintf(dbg_log, "clean         int8_t            0x%02x\n",
253 	    sb->fs_clean);
254 	fprintf(dbg_log, "ronly         int8_t            0x%02x\n",
255 	    sb->fs_ronly);
256 	fprintf(dbg_log, "flags         int8_t            0x%02x\n",
257 	    sb->fs_flags);
258 	fprintf(dbg_log, "fsmnt         u_char[MAXMNTLEN] \"%s\"\n",
259 	    sb->fs_fsmnt);
260 
261 	fprintf(dbg_log, "cgrotor       int32_t           0x%08x\n",
262 	    sb->fs_cgrotor);
263 /*
264  * struct csum[MAXCSBUFS] - is only maintained in memory
265  */
266 /*	fprintf(dbg_log, " int32_t\n", sb->*fs_maxcluster);*/
267 	fprintf(dbg_log, "cpc           int32_t           0x%08x\n",
268 	    sb->fs_cpc);
269 /*
270  * int16_t fs_opostbl[16][8] - is dumped when used in dbg_dump_sptbl
271  */
272 #ifdef FSMAXSNAP
273 	for(j=0; j<FSMAXSNAP; j++) {
274 		fprintf(dbg_log, "snapinum      int32_t[%2d]       0x%08x\n",
275 		    j, sb->fs_snapinum[j]);
276 		if(!sb->fs_snapinum[j]) { /* list is dense */
277 			break;
278 		}
279 	}
280 #endif /* FSMAXSNAP */
281 	fprintf(dbg_log, "contigsumsize int32_t           0x%08x\n",
282 	    sb->fs_contigsumsize);
283 	fprintf(dbg_log, "maxsymlinklen int32_t           0x%08x\n",
284 	    sb->fs_maxsymlinklen);
285 	fprintf(dbg_log, "inodefmt      int32_t           0x%08x\n",
286 	    sb->fs_inodefmt);
287 	fprintf(dbg_log, "maxfilesize   u_int64_t         0x%08x%08x\n",
288 	    ((unsigned int *)&(sb->fs_maxfilesize))[1],
289 	    ((unsigned int *)&(sb->fs_maxfilesize))[0]);
290 	fprintf(dbg_log, "qbmask        int64_t           0x%08x%08x\n",
291 	    ((unsigned int *)&(sb->fs_qbmask))[1],
292 	    ((unsigned int *)&(sb->fs_qbmask))[0]);
293 	fprintf(dbg_log, "qfmask        int64_t           0x%08x%08x\n",
294 	    ((unsigned int *)&(sb->fs_qfmask))[1],
295 	    ((unsigned int *)&(sb->fs_qfmask))[0]);
296 	fprintf(dbg_log, "state         int32_t           0x%08x\n",
297 	    sb->fs_state);
298 	fprintf(dbg_log, "postblformat  int32_t           0x%08x\n",
299 	    sb->fs_postblformat);
300 	fprintf(dbg_log, "nrpos         int32_t           0x%08x\n",
301 	    sb->fs_nrpos);
302 	fprintf(dbg_log, "postbloff     int32_t           0x%08x\n",
303 	    sb->fs_postbloff);
304 	fprintf(dbg_log, "rotbloff      int32_t           0x%08x\n",
305 	    sb->fs_rotbloff);
306 	fprintf(dbg_log, "magic         int32_t           0x%08x\n",
307 	    sb->fs_magic);
308 
309 	indent--;
310 	fprintf(dbg_log, "===== END SUPERBLOCK =====\n");
311 
312 	return;
313 }
314 
315 /* ******************************************************* dbg_dump_cg ***** */
316 /*
317  * Dump a cylinder group.
318  */
319 void
320 dbg_dump_cg(const char *comment, struct cg *cgr)
321 {
322 	int j;
323 
324 	if(!dbg_log) {
325 		return;
326 	}
327 
328 	fprintf(dbg_log, "===== START CYLINDER GROUP =====\n");
329 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
330 	indent++;
331 
332 	fprintf(dbg_log, "magic         int32_t    0x%08x\n", cgr->cg_magic);
333 	fprintf(dbg_log, "time          time_t     %10lu\n", cgr->cg_time);
334 	fprintf(dbg_log, "cgx           int32_t    0x%08x\n", cgr->cg_cgx);
335 	fprintf(dbg_log, "ncyl          int16_t    0x%04x\n", cgr->cg_ncyl);
336 	fprintf(dbg_log, "niblk         int16_t    0x%04x\n", cgr->cg_niblk);
337 	fprintf(dbg_log, "ndblk         int32_t    0x%08x\n", cgr->cg_ndblk);
338 	dbg_dump_csum("internal cs", &cgr->cg_cs);
339 	fprintf(dbg_log, "rotor         int32_t    0x%08x\n", cgr->cg_rotor);
340 	fprintf(dbg_log, "frotor        int32_t    0x%08x\n", cgr->cg_frotor);
341 	fprintf(dbg_log, "irotor        int32_t    0x%08x\n", cgr->cg_irotor);
342 	for(j=0; j<MAXFRAG; j++) {
343 		fprintf(dbg_log, "frsum         int32_t[%d] 0x%08x\n", j,
344 		    cgr->cg_frsum[j]);
345 	}
346 	fprintf(dbg_log, "btotoff       int32_t    0x%08x\n", cgr->cg_btotoff);
347 	fprintf(dbg_log, "boff          int32_t    0x%08x\n", cgr->cg_boff);
348 	fprintf(dbg_log, "iusedoff      int32_t    0x%08x\n", cgr->cg_iusedoff);
349 	fprintf(dbg_log, "freeoff       int32_t    0x%08x\n", cgr->cg_freeoff);
350 	fprintf(dbg_log, "nextfreeoff   int32_t    0x%08x\n",
351 	    cgr->cg_nextfreeoff);
352 	fprintf(dbg_log, "clustersumoff int32_t    0x%08x\n",
353 	    cgr->cg_clustersumoff);
354 	fprintf(dbg_log, "clusterof     int32_t    0x%08x\n",
355 	    cgr->cg_clusteroff);
356 	fprintf(dbg_log, "nclusterblks  int32_t    0x%08x\n",
357 	    cgr->cg_nclusterblks);
358 
359 	indent--;
360 	fprintf(dbg_log, "===== END CYLINDER GROUP =====\n");
361 
362 	return;
363 }
364 
365 /* ***************************************************** dbg_dump_csum ***** */
366 /*
367  * Dump a cylinder summary.
368  */
369 void
370 dbg_dump_csum(const char *comment, struct csum *cs)
371 {
372 
373 	if(!dbg_log) {
374 		return;
375 	}
376 
377 	fprintf(dbg_log, "===== START CYLINDER SUMMARY =====\n");
378 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
379 	indent++;
380 
381 	fprintf(dbg_log, "ndir   int32_t 0x%08x\n", cs->cs_ndir);
382 	fprintf(dbg_log, "nbfree int32_t 0x%08x\n", cs->cs_nbfree);
383 	fprintf(dbg_log, "nifree int32_t 0x%08x\n", cs->cs_nifree);
384 	fprintf(dbg_log, "nffree int32_t 0x%08x\n", cs->cs_nffree);
385 
386 	indent--;
387 	fprintf(dbg_log, "===== END CYLINDER SUMMARY =====\n");
388 
389 	return;
390 }
391 
392 /* **************************************************** dbg_dump_inmap ***** */
393 /*
394  * Dump the inode allocation map in one cylinder group.
395  */
396 void
397 dbg_dump_inmap(struct fs *sb, const char *comment, struct cg *cgr)
398 {
399 	int j,k,l,e;
400 	unsigned char *cp;
401 
402 	if(!dbg_log) {
403 		return;
404 	}
405 
406 	fprintf(dbg_log, "===== START INODE ALLOCATION MAP =====\n");
407 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
408 	indent++;
409 
410 	cp=(unsigned char *)cg_inosused(cgr);
411 	e=sb->fs_ipg/8;
412 	for(j=0; j<e; j+=32) {
413 		fprintf(dbg_log, "%08x: ", j);
414 		for(k=0; k<32; k+=8) {
415 			if(j+k+8<e) {
416 				fprintf(dbg_log,
417 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
418 				    cp[0], cp[1], cp[2], cp[3],
419 				    cp[4], cp[5], cp[6], cp[7]);
420 			} else {
421 				for(l=0; (l<8)&&(j+k+l<e); l++) {
422 					fprintf(dbg_log, "%02x", cp[l]);
423 				}
424 			}
425 			cp+=8;
426 		}
427 		fprintf(dbg_log, "\n");
428 	}
429 
430 	indent--;
431 	fprintf(dbg_log, "===== END INODE ALLOCATION MAP =====\n");
432 
433 	return;
434 }
435 
436 
437 /* **************************************************** dbg_dump_frmap ***** */
438 /*
439  * Dump the fragment allocation map in one cylinder group.
440  */
441 void
442 dbg_dump_frmap(struct fs *sb, const char *comment, struct cg *cgr)
443 {
444 	int j,k,l,e;
445 	unsigned char *cp;
446 
447 	if(!dbg_log) {
448 		return;
449 	}
450 
451 	fprintf(dbg_log, "===== START FRAGMENT ALLOCATION MAP =====\n");
452 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
453 	indent++;
454 
455 	cp=(unsigned char *)cg_blksfree(cgr);
456 	e=howmany((sb->fs_cpg * sb->fs_spc / NSPF(sb)), NBBY);
457 	for(j=0; j<e; j+=32) {
458 		fprintf(dbg_log, "%08x: ", j);
459 		for(k=0; k<32; k+=8) {
460 			if(j+k+8<e) {
461 				fprintf(dbg_log,
462 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
463 				    cp[0], cp[1], cp[2], cp[3],
464 				    cp[4], cp[5], cp[6], cp[7]);
465 			} else {
466 				for(l=0; (l<8)&&(j+k+l<e); l++) {
467 					fprintf(dbg_log, "%02x", cp[l]);
468 				}
469 			}
470 			cp+=8;
471 		}
472 		fprintf(dbg_log, "\n");
473 	}
474 
475 	indent--;
476 	fprintf(dbg_log, "===== END FRAGMENT ALLOCATION MAP =====\n");
477 
478 	return;
479 }
480 
481 /* **************************************************** dbg_dump_clmap ***** */
482 /*
483  * Dump the cluster allocation map in one cylinder group.
484  */
485 void
486 dbg_dump_clmap(struct fs *sb, const char *comment, struct cg *cgr)
487 {
488 	int j,k,l,e;
489 	unsigned char *cp;
490 
491 	if(!dbg_log) {
492 		return;
493 	}
494 
495 	fprintf(dbg_log, "===== START CLUSTER ALLOCATION MAP =====\n");
496 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
497 	indent++;
498 
499 	cp=(unsigned char *)cg_clustersfree(cgr);
500 	e=howmany(sb->fs_cpg * sb->fs_spc / NSPB(sb), NBBY);
501 	for(j=0; j<e; j+=32) {
502 		fprintf(dbg_log, "%08x: ", j);
503 		for(k=0; k<32; k+=8) {
504 			if(j+k+8<e) {
505 				fprintf(dbg_log,
506 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
507 				    cp[0], cp[1], cp[2], cp[3],
508 				    cp[4], cp[5], cp[6], cp[7]);
509 			} else {
510 				for(l=0; (l<8)&&(j+k+l<e); l++) {
511 					fprintf(dbg_log, "%02x", cp[l]);
512 				}
513 			}
514 			cp+=8;
515 		}
516 		fprintf(dbg_log, "\n");
517 	}
518 
519 	indent--;
520 	fprintf(dbg_log, "===== END CLUSTER ALLOCATION MAP =====\n");
521 
522 	return;
523 }
524 
525 /* **************************************************** dbg_dump_clsum ***** */
526 /*
527  * Dump the cluster availability summary of one cylinder group.
528  */
529 void
530 dbg_dump_clsum(struct fs *sb, const char *comment, struct cg *cgr)
531 {
532 	int j;
533 	long *lp;
534 
535 	if(!dbg_log) {
536 		return;
537 	}
538 
539 	fprintf(dbg_log, "===== START CLUSTER SUMMARY =====\n");
540 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
541 	indent++;
542 
543 	lp=(long *)cg_clustersum(cgr);
544 	for(j=0; j<=sb->fs_contigsumsize; j++) {
545 		fprintf(dbg_log, "%02d: %8ld\n", j, *lp++);
546 	}
547 
548 	indent--;
549 	fprintf(dbg_log, "===== END CLUSTER SUMMARY =====\n");
550 
551 	return;
552 }
553 
554 /* **************************************************** dbg_dump_sptbl ***** */
555 /*
556  * Dump the block summary, and the rotational layout table.
557  */
558 void
559 dbg_dump_sptbl(struct fs *sb, const char *comment, struct cg *cgr)
560 {
561 	int j,k;
562 	long *lp;
563 
564 	if(!dbg_log) {
565 		return;
566 	}
567 
568 	fprintf(dbg_log,
569 	    "===== START BLOCK SUMMARY AND POSITION TABLE =====\n");
570 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
571 	indent++;
572 
573 	lp=(long *)cg_blktot(cgr);
574 	for(j=0; j<sb->fs_cpg; j++) {
575 		fprintf(dbg_log, "%2d: %5ld = ", j, *lp++);
576 		for(k=0; k<sb->fs_nrpos; k++) {
577 			fprintf(dbg_log, "%4d", cg_blks(sb, cgr, j)[k]);
578 			if(k<sb->fs_nrpos-1) {
579 				fprintf(dbg_log, " + ");
580 			}
581 		}
582 		fprintf(dbg_log, "\n");
583 	}
584 
585 	indent--;
586 	fprintf(dbg_log, "===== END BLOCK SUMMARY AND POSITION TABLE =====\n");
587 
588 	return;
589 }
590 
591 /* ****************************************************** dbg_dump_ino ***** */
592 /*
593  * Dump an inode structure.
594  */
595 void
596 dbg_dump_ino(struct fs *sb, const char *comment, struct dinode *ino)
597 {
598 	int ictr;
599 	int remaining_blocks;
600 
601 	if(!dbg_log) {
602 		return;
603 	}
604 
605 	fprintf(dbg_log, "===== START INODE DUMP =====\n");
606 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
607 	indent++;
608 
609 	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
610 	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
611 	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
612 	    ((unsigned int *)&(ino->di_size))[1],
613 	    ((unsigned int *)&(ino->di_size))[0]);
614 	fprintf(dbg_log, "atime      int32_t        0x%08x\n", ino->di_atime);
615 	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n",
616 	    ino->di_atimensec);
617 	fprintf(dbg_log, "mtime      int32_t        0x%08x\n",
618 	    ino->di_mtime);
619 	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n",
620 	    ino->di_mtimensec);
621 	fprintf(dbg_log, "ctime      int32_t        0x%08x\n", ino->di_ctime);
622 	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n",
623 	    ino->di_ctimensec);
624 
625 	remaining_blocks=howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
626 	for(ictr=0; ictr < MIN(NDADDR, remaining_blocks); ictr++) {
627 		fprintf(dbg_log, "db         ufs_daddr_t[%x] 0x%08x\n", ictr,
628 		    ino->di_db[ictr]);
629 	}
630 	remaining_blocks-=NDADDR;
631 	if(remaining_blocks>0) {
632 		fprintf(dbg_log, "ib         ufs_daddr_t[0] 0x%08x\n",
633 		    ino->di_ib[0]);
634 	}
635 	remaining_blocks-=howmany(sb->fs_bsize, sizeof(ufs_daddr_t));
636 	if(remaining_blocks>0) {
637 		fprintf(dbg_log, "ib         ufs_daddr_t[1] 0x%08x\n",
638 		    ino->di_ib[1]);
639 	}
640 #define SQUARE(a) ((a)*(a))
641 	remaining_blocks-=SQUARE(howmany(sb->fs_bsize, sizeof(ufs_daddr_t)));
642 #undef SQUARE
643 	if(remaining_blocks>0) {
644 		fprintf(dbg_log, "ib         ufs_daddr_t[2] 0x%08x\n",
645 		    ino->di_ib[2]);
646 	}
647 
648 	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
649 	fprintf(dbg_log, "blocks     int32_t        0x%08x\n", ino->di_blocks);
650 	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
651 	fprintf(dbg_log, "uid        u_int32_t      0x%08x\n", ino->di_uid);
652 	fprintf(dbg_log, "gid        u_int32_t      0x%08x\n", ino->di_gid);
653 
654 	indent--;
655 	fprintf(dbg_log, "===== END INODE DUMP =====\n");
656 
657 	return;
658 }
659 
660 /* ***************************************************** dbg_dump_iblk ***** */
661 /*
662  * Dump an indirect block. The iteration to dump a full file has to be
663  * written around.
664  */
665 void
666 dbg_dump_iblk(struct fs *sb, const char *comment, char *block, size_t length)
667 {
668 	unsigned int *mem;
669 	int i, j;
670 
671 	if(!dbg_log) {
672 		return;
673 	}
674 
675 	fprintf(dbg_log, "===== START INDIRECT BLOCK DUMP =====\n");
676 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)block,
677 	    comment);
678 	indent++;
679 
680 	mem=(unsigned int *)block;
681 	for (i=0; (size_t)i<MIN(howmany(sb->fs_bsize, sizeof(ufs_daddr_t)),
682 	    length); i+=8) {
683 		fprintf(dbg_log, "%04x: ", i);
684 		for (j=0; j<8; j++) {
685 			if((size_t)(i+j)<length) {
686 				fprintf(dbg_log, "%08X ", *mem++);
687 			}
688 		}
689 		fprintf(dbg_log, "\n");
690 	}
691 
692 	indent--;
693 	fprintf(dbg_log, "===== END INDIRECT BLOCK DUMP =====\n");
694 
695 	return;
696 }
697 
698 #endif /* FS_DEBUG */
699 
700