xref: /freebsd/sbin/growfs/debug.c (revision 74bf4e164ba5851606a27d4feff27717452583e5)
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 1.3 2000/12/12 19:31:00 tomsoft Exp $
39  *
40  */
41 
42 #ifndef lint
43 static const char rcsid[] =
44   "$FreeBSD$";
45 #endif /* not lint */
46 
47 /* ********************************************************** INCLUDES ***** */
48 #include <sys/param.h>
49 
50 #include <limits.h>
51 #include <stdio.h>
52 #include <string.h>
53 #include <ufs/ufs/dinode.h>
54 #include <ufs/ffs/fs.h>
55 
56 #include "debug.h"
57 
58 #ifdef FS_DEBUG
59 
60 /* *********************************************************** GLOBALS ***** */
61 static FILE	*dbg_log=NULL;
62 static unsigned int	indent=0;
63 
64 /*
65  * prototypes not done here, as they come with debug.h
66  */
67 
68 /* ********************************************************** dbg_open ***** */
69 /*
70  * Open the filehandle where all debug output has to go.
71  */
72 void
73 dbg_open(const char *fn)
74 {
75 
76 	if (strcmp(fn, "-") == 0)
77 		dbg_log=fopen("/dev/stdout", "a");
78 	else
79 		dbg_log=fopen(fn, "a");
80 
81 	return;
82 }
83 
84 /* ********************************************************* dbg_close ***** */
85 /*
86  * Close the filehandle where all debug output went to.
87  */
88 void
89 dbg_close(void)
90 {
91 
92 	if(dbg_log) {
93 		fclose(dbg_log);
94 		dbg_log=NULL;
95 	}
96 
97 	return;
98 }
99 
100 /* ****************************************************** dbg_dump_hex ***** */
101 /*
102  * Dump out a full file system block in hex.
103  */
104 void
105 dbg_dump_hex(struct fs *sb, const char *comment, unsigned char *mem)
106 {
107 	int i, j, k;
108 
109 	if(!dbg_log) {
110 		return;
111 	}
112 	fprintf(dbg_log, "===== START HEXDUMP =====\n");
113 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)mem, comment);
114 	indent++;
115 	for (i=0; i<sb->fs_bsize; i+=24) {
116 		for (j=0; j<3; j++) {
117 			for (k=0; k<8; k++) {
118 				fprintf(dbg_log, "%02x ", *mem++);
119 			}
120 			fprintf(dbg_log, "  ");
121 		}
122 		fprintf(dbg_log, "\n");
123 	}
124 	indent--;
125 	fprintf(dbg_log, "===== END HEXDUMP =====\n");
126 
127 	return;
128 }
129 
130 /* ******************************************************* dbg_dump_fs ***** */
131 /*
132  * Dump the superblock.
133  */
134 void
135 dbg_dump_fs(struct fs *sb, const char *comment)
136 {
137 #ifdef FSMAXSNAP
138 	int	j;
139 #endif /* FSMAXSNAP */
140 
141 	if(!dbg_log) {
142 		return;
143 	}
144 
145 	fprintf(dbg_log, "===== START SUPERBLOCK =====\n");
146 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)sb, comment);
147 	indent++;
148 
149 	fprintf(dbg_log, "sblkno            int32_t          0x%08x\n",
150 	    sb->fs_sblkno);
151 	fprintf(dbg_log, "cblkno            int32_t          0x%08x\n",
152 	    sb->fs_cblkno);
153 	fprintf(dbg_log, "iblkno            int32_t          0x%08x\n",
154 	    sb->fs_iblkno);
155 	fprintf(dbg_log, "dblkno            int32_t          0x%08x\n",
156 	    sb->fs_dblkno);
157 
158 	fprintf(dbg_log, "old_cgoffset      int32_t          0x%08x\n",
159 	    sb->fs_old_cgoffset);
160 	fprintf(dbg_log, "old_cgmask        int32_t          0x%08x\n",
161 	    sb->fs_old_cgmask);
162 	fprintf(dbg_log, "old_time          int32_t          %10u\n",
163 	    (unsigned int)sb->fs_old_time);
164 	fprintf(dbg_log, "old_size          int32_t          0x%08x\n",
165 	    sb->fs_old_size);
166 	fprintf(dbg_log, "old_dsize         int32_t          0x%08x\n",
167 	    sb->fs_old_dsize);
168 	fprintf(dbg_log, "ncg               int32_t          0x%08x\n",
169 	    sb->fs_ncg);
170 	fprintf(dbg_log, "bsize             int32_t          0x%08x\n",
171 	    sb->fs_bsize);
172 	fprintf(dbg_log, "fsize             int32_t          0x%08x\n",
173 	    sb->fs_fsize);
174 	fprintf(dbg_log, "frag              int32_t          0x%08x\n",
175 	    sb->fs_frag);
176 
177 	fprintf(dbg_log, "minfree           int32_t          0x%08x\n",
178 	    sb->fs_minfree);
179 	fprintf(dbg_log, "old_rotdelay      int32_t          0x%08x\n",
180 	    sb->fs_old_rotdelay);
181 	fprintf(dbg_log, "old_rps           int32_t          0x%08x\n",
182 	    sb->fs_old_rps);
183 
184 	fprintf(dbg_log, "bmask             int32_t          0x%08x\n",
185 	    sb->fs_bmask);
186 	fprintf(dbg_log, "fmask             int32_t          0x%08x\n",
187 	    sb->fs_fmask);
188 	fprintf(dbg_log, "bshift            int32_t          0x%08x\n",
189 	    sb->fs_bshift);
190 	fprintf(dbg_log, "fshift            int32_t          0x%08x\n",
191 	    sb->fs_fshift);
192 
193 	fprintf(dbg_log, "maxcontig         int32_t          0x%08x\n",
194 	    sb->fs_maxcontig);
195 	fprintf(dbg_log, "maxbpg            int32_t          0x%08x\n",
196 	    sb->fs_maxbpg);
197 
198 	fprintf(dbg_log, "fragshift         int32_t          0x%08x\n",
199 	    sb->fs_fragshift);
200 	fprintf(dbg_log, "fsbtodb           int32_t          0x%08x\n",
201 	    sb->fs_fsbtodb);
202 	fprintf(dbg_log, "sbsize            int32_t          0x%08x\n",
203 	    sb->fs_sbsize);
204 	fprintf(dbg_log, "spare1            int32_t[2]       0x%08x 0x%08x\n",
205 	    sb->fs_spare1[0], sb->fs_spare1[1]);
206 	fprintf(dbg_log, "nindir            int32_t          0x%08x\n",
207 	    sb->fs_nindir);
208 	fprintf(dbg_log, "inopb             int32_t          0x%08x\n",
209 	    sb->fs_inopb);
210 	fprintf(dbg_log, "old_nspf          int32_t          0x%08x\n",
211 	    sb->fs_old_nspf);
212 
213 	fprintf(dbg_log, "optim             int32_t          0x%08x\n",
214 	    sb->fs_optim);
215 
216 	fprintf(dbg_log, "old_npsect        int32_t          0x%08x\n",
217 	    sb->fs_old_npsect);
218 	fprintf(dbg_log, "old_interleave    int32_t          0x%08x\n",
219 	    sb->fs_old_interleave);
220 	fprintf(dbg_log, "old_trackskew     int32_t          0x%08x\n",
221 	    sb->fs_old_trackskew);
222 
223 	fprintf(dbg_log, "id                int32_t[2]       0x%08x 0x%08x\n",
224 	    sb->fs_id[0], sb->fs_id[1]);
225 
226 	fprintf(dbg_log, "old_csaddr        int32_t          0x%08x\n",
227 	    sb->fs_old_csaddr);
228 	fprintf(dbg_log, "cssize            int32_t          0x%08x\n",
229 	    sb->fs_cssize);
230 	fprintf(dbg_log, "cgsize            int32_t          0x%08x\n",
231 	    sb->fs_cgsize);
232 
233 	fprintf(dbg_log, "spare2            int32_t          0x%08x\n",
234 	    sb->fs_spare2);
235 	fprintf(dbg_log, "old_nsect         int32_t          0x%08x\n",
236 	    sb->fs_old_nsect);
237 	fprintf(dbg_log, "old_spc           int32_t          0x%08x\n",
238 	    sb->fs_old_spc);
239 
240 	fprintf(dbg_log, "old_ncyl          int32_t          0x%08x\n",
241 	    sb->fs_old_ncyl);
242 
243 	fprintf(dbg_log, "old_cpg           int32_t          0x%08x\n",
244 	    sb->fs_old_cpg);
245 	fprintf(dbg_log, "ipg               int32_t          0x%08x\n",
246 	    sb->fs_ipg);
247 	fprintf(dbg_log, "fpg               int32_t          0x%08x\n",
248 	    sb->fs_fpg);
249 
250 	dbg_dump_csum("internal old_cstotal", &sb->fs_old_cstotal);
251 
252 	fprintf(dbg_log, "fmod              int8_t           0x%02x\n",
253 	    sb->fs_fmod);
254 	fprintf(dbg_log, "clean             int8_t           0x%02x\n",
255 	    sb->fs_clean);
256 	fprintf(dbg_log, "ronly             int8_t           0x%02x\n",
257 	    sb->fs_ronly);
258 	fprintf(dbg_log, "old_flags         int8_t           0x%02x\n",
259 	    sb->fs_old_flags);
260 	fprintf(dbg_log, "fsmnt             u_char[MAXMNTLEN] \"%s\"\n",
261 	    sb->fs_fsmnt);
262 	fprintf(dbg_log, "volname           u_char[MAXVOLLEN] \"%s\"\n",
263 	    sb->fs_volname);
264 	fprintf(dbg_log, "swuid             u_int64_t        0x%08x%08x\n",
265 	    ((unsigned int *)&(sb->fs_swuid))[1],
266 		((unsigned int *)&(sb->fs_swuid))[0]);
267 
268 	fprintf(dbg_log, "pad               int32_t          0x%08x\n",
269 	    sb->fs_pad);
270 
271 	fprintf(dbg_log, "cgrotor           int32_t          0x%08x\n",
272 	    sb->fs_cgrotor);
273 /*
274  * struct csum[MAXCSBUFS] - is only maintained in memory
275  */
276 /*	fprintf(dbg_log, " int32_t\n", sb->*fs_maxcluster);*/
277 	fprintf(dbg_log, "old_cpc           int32_t          0x%08x\n",
278 	    sb->fs_old_cpc);
279 /*
280  * int16_t fs_opostbl[16][8] - is dumped when used in dbg_dump_sptbl
281  */
282 	fprintf(dbg_log, "maxbsize          int32_t          0x%08x\n",
283 	    sb->fs_maxbsize);
284 	fprintf(dbg_log, "sblockloc         int64_t          0x%08x%08x\n",
285 		((unsigned int *)&(sb->fs_sblockloc))[1],
286 		((unsigned int *)&(sb->fs_sblockloc))[0]);
287 
288 	dbg_dump_csum_total("internal cstotal", &sb->fs_cstotal);
289 
290 	fprintf(dbg_log, "time              ufs_time_t       %10u\n",
291 	    (unsigned int)sb->fs_time);
292 
293 	fprintf(dbg_log, "size              int64_t          0x%08x%08x\n",
294 		((unsigned int *)&(sb->fs_size))[1],
295 		((unsigned int *)&(sb->fs_size))[0]);
296 	fprintf(dbg_log, "dsize             int64_t          0x%08x%08x\n",
297 		((unsigned int *)&(sb->fs_dsize))[1],
298 		((unsigned int *)&(sb->fs_dsize))[0]);
299 	fprintf(dbg_log, "csaddr            ufs2_daddr_t     0x%08x%08x\n",
300 		((unsigned int *)&(sb->fs_csaddr))[1],
301 		((unsigned int *)&(sb->fs_csaddr))[0]);
302 	fprintf(dbg_log, "pendingblocks     int64_t          0x%08x%08x\n",
303 		((unsigned int *)&(sb->fs_pendingblocks))[1],
304 		((unsigned int *)&(sb->fs_pendingblocks))[0]);
305 	fprintf(dbg_log, "pendinginodes     int32_t          0x%08x\n",
306 	    sb->fs_pendinginodes);
307 
308 #ifdef FSMAXSNAP
309 	for(j=0; j<FSMAXSNAP; j++) {
310 		fprintf(dbg_log, "snapinum          int32_t[%2d]      0x%08x\n",
311 		    j, sb->fs_snapinum[j]);
312 		if(!sb->fs_snapinum[j]) { /* list is dense */
313 			break;
314 		}
315 	}
316 #endif /* FSMAXSNAP */
317 	fprintf(dbg_log, "avgfilesize       int32_t          0x%08x\n",
318 	    sb->fs_avgfilesize);
319 	fprintf(dbg_log, "avgfpdir          int32_t          0x%08x\n",
320 	    sb->fs_avgfpdir);
321 	fprintf(dbg_log, "save_cgsize       int32_t          0x%08x\n",
322 	    sb->fs_save_cgsize);
323 	fprintf(dbg_log, "flags             int32_t          0x%08x\n",
324 	    sb->fs_flags);
325 	fprintf(dbg_log, "contigsumsize     int32_t          0x%08x\n",
326 	    sb->fs_contigsumsize);
327 	fprintf(dbg_log, "maxsymlinklen     int32_t          0x%08x\n",
328 	    sb->fs_maxsymlinklen);
329 	fprintf(dbg_log, "old_inodefmt      int32_t          0x%08x\n",
330 	    sb->fs_old_inodefmt);
331 	fprintf(dbg_log, "maxfilesize       u_int64_t        0x%08x%08x\n",
332 	    ((unsigned int *)&(sb->fs_maxfilesize))[1],
333 	    ((unsigned int *)&(sb->fs_maxfilesize))[0]);
334 	fprintf(dbg_log, "qbmask            int64_t          0x%08x%08x\n",
335 	    ((unsigned int *)&(sb->fs_qbmask))[1],
336 	    ((unsigned int *)&(sb->fs_qbmask))[0]);
337 	fprintf(dbg_log, "qfmask            int64_t          0x%08x%08x\n",
338 	    ((unsigned int *)&(sb->fs_qfmask))[1],
339 	    ((unsigned int *)&(sb->fs_qfmask))[0]);
340 	fprintf(dbg_log, "state             int32_t          0x%08x\n",
341 	    sb->fs_state);
342 	fprintf(dbg_log, "old_postblformat  int32_t          0x%08x\n",
343 	    sb->fs_old_postblformat);
344 	fprintf(dbg_log, "old_nrpos         int32_t          0x%08x\n",
345 	    sb->fs_old_nrpos);
346 	fprintf(dbg_log, "spare5            int32_t[2]       0x%08x 0x%08x\n",
347 	    sb->fs_spare5[0], sb->fs_spare5[1]);
348 	fprintf(dbg_log, "magic             int32_t          0x%08x\n",
349 	    sb->fs_magic);
350 
351 	indent--;
352 	fprintf(dbg_log, "===== END SUPERBLOCK =====\n");
353 
354 	return;
355 }
356 
357 /* ******************************************************* dbg_dump_cg ***** */
358 /*
359  * Dump a cylinder group.
360  */
361 void
362 dbg_dump_cg(const char *comment, struct cg *cgr)
363 {
364 	int j;
365 
366 	if(!dbg_log) {
367 		return;
368 	}
369 
370 	fprintf(dbg_log, "===== START CYLINDER GROUP =====\n");
371 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
372 	indent++;
373 
374 	fprintf(dbg_log, "magic         int32_t    0x%08x\n", cgr->cg_magic);
375 	fprintf(dbg_log, "old_time      int32_t    0x%08x\n", cgr->cg_old_time);
376 	fprintf(dbg_log, "cgx           int32_t    0x%08x\n", cgr->cg_cgx);
377 	fprintf(dbg_log, "old_ncyl      int16_t    0x%04x\n", cgr->cg_old_ncyl);
378 	fprintf(dbg_log, "old_niblk     int16_t    0x%04x\n", cgr->cg_old_niblk);
379 	fprintf(dbg_log, "ndblk         int32_t    0x%08x\n", cgr->cg_ndblk);
380 	dbg_dump_csum("internal cs", &cgr->cg_cs);
381 	fprintf(dbg_log, "rotor         int32_t    0x%08x\n", cgr->cg_rotor);
382 	fprintf(dbg_log, "frotor        int32_t    0x%08x\n", cgr->cg_frotor);
383 	fprintf(dbg_log, "irotor        int32_t    0x%08x\n", cgr->cg_irotor);
384 	for(j=0; j<MAXFRAG; j++) {
385 		fprintf(dbg_log, "frsum         int32_t[%d] 0x%08x\n", j,
386 		    cgr->cg_frsum[j]);
387 	}
388 	fprintf(dbg_log, "old_btotoff   int32_t    0x%08x\n", cgr->cg_old_btotoff);
389 	fprintf(dbg_log, "old_boff      int32_t    0x%08x\n", cgr->cg_old_boff);
390 	fprintf(dbg_log, "iusedoff      int32_t    0x%08x\n", cgr->cg_iusedoff);
391 	fprintf(dbg_log, "freeoff       int32_t    0x%08x\n", cgr->cg_freeoff);
392 	fprintf(dbg_log, "nextfreeoff   int32_t    0x%08x\n",
393 	    cgr->cg_nextfreeoff);
394 	fprintf(dbg_log, "clustersumoff int32_t    0x%08x\n",
395 	    cgr->cg_clustersumoff);
396 	fprintf(dbg_log, "clusteroff    int32_t    0x%08x\n",
397 	    cgr->cg_clusteroff);
398 	fprintf(dbg_log, "nclusterblks  int32_t    0x%08x\n",
399 	    cgr->cg_nclusterblks);
400 	fprintf(dbg_log, "niblk         int32_t    0x%08x\n", cgr->cg_niblk);
401 	fprintf(dbg_log, "initediblk    int32_t    0x%08x\n", cgr->cg_initediblk);
402 	fprintf(dbg_log, "time          ufs_time_t %10u\n",
403 		(unsigned int)cgr->cg_initediblk);
404 
405 	indent--;
406 	fprintf(dbg_log, "===== END CYLINDER GROUP =====\n");
407 
408 	return;
409 }
410 
411 /* ***************************************************** dbg_dump_csum ***** */
412 /*
413  * Dump a cylinder summary.
414  */
415 void
416 dbg_dump_csum(const char *comment, struct csum *cs)
417 {
418 
419 	if(!dbg_log) {
420 		return;
421 	}
422 
423 	fprintf(dbg_log, "===== START CYLINDER SUMMARY =====\n");
424 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
425 	indent++;
426 
427 	fprintf(dbg_log, "ndir   int32_t 0x%08x\n", cs->cs_ndir);
428 	fprintf(dbg_log, "nbfree int32_t 0x%08x\n", cs->cs_nbfree);
429 	fprintf(dbg_log, "nifree int32_t 0x%08x\n", cs->cs_nifree);
430 	fprintf(dbg_log, "nffree int32_t 0x%08x\n", cs->cs_nffree);
431 
432 	indent--;
433 	fprintf(dbg_log, "===== END CYLINDER SUMMARY =====\n");
434 
435 	return;
436 }
437 
438 /* ************************************************ dbg_dump_csum_total ***** */
439 /*
440  * Dump a cylinder summary.
441  */
442 void
443 dbg_dump_csum_total(const char *comment, struct csum_total *cs)
444 {
445 
446 	if(!dbg_log) {
447 		return;
448 	}
449 
450 	fprintf(dbg_log, "===== START CYLINDER SUMMARY TOTAL =====\n");
451 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
452 	indent++;
453 
454 	fprintf(dbg_log, "ndir        int64_t 0x%08x%08x\n",
455 		((unsigned int *)&(cs->cs_ndir))[1],
456 		((unsigned int *)&(cs->cs_ndir))[0]);
457 	fprintf(dbg_log, "nbfree      int64_t 0x%08x%08x\n",
458 		((unsigned int *)&(cs->cs_nbfree))[1],
459 		((unsigned int *)&(cs->cs_nbfree))[0]);
460 	fprintf(dbg_log, "nifree      int64_t 0x%08x%08x\n",
461 		((unsigned int *)&(cs->cs_nifree))[1],
462 		((unsigned int *)&(cs->cs_nifree))[0]);
463 	fprintf(dbg_log, "nffree      int64_t 0x%08x%08x\n",
464 		((unsigned int *)&(cs->cs_nffree))[1],
465 		((unsigned int *)&(cs->cs_nffree))[0]);
466 	fprintf(dbg_log, "numclusters int64_t 0x%08x%08x\n",
467 		((unsigned int *)&(cs->cs_numclusters))[1],
468 		((unsigned int *)&(cs->cs_numclusters))[0]);
469 
470 	indent--;
471 	fprintf(dbg_log, "===== END CYLINDER SUMMARY TOTAL =====\n");
472 
473 	return;
474 }
475 /* **************************************************** dbg_dump_inmap ***** */
476 /*
477  * Dump the inode allocation map in one cylinder group.
478  */
479 void
480 dbg_dump_inmap(struct fs *sb, const char *comment, struct cg *cgr)
481 {
482 	int j,k,l,e;
483 	unsigned char *cp;
484 
485 	if(!dbg_log) {
486 		return;
487 	}
488 
489 	fprintf(dbg_log, "===== START INODE ALLOCATION MAP =====\n");
490 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
491 	indent++;
492 
493 	cp=(unsigned char *)cg_inosused(cgr);
494 	e=sb->fs_ipg/8;
495 	for(j=0; j<e; j+=32) {
496 		fprintf(dbg_log, "%08x: ", j);
497 		for(k=0; k<32; k+=8) {
498 			if(j+k+8<e) {
499 				fprintf(dbg_log,
500 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
501 				    cp[0], cp[1], cp[2], cp[3],
502 				    cp[4], cp[5], cp[6], cp[7]);
503 			} else {
504 				for(l=0; (l<8)&&(j+k+l<e); l++) {
505 					fprintf(dbg_log, "%02x", cp[l]);
506 				}
507 			}
508 			cp+=8;
509 		}
510 		fprintf(dbg_log, "\n");
511 	}
512 
513 	indent--;
514 	fprintf(dbg_log, "===== END INODE ALLOCATION MAP =====\n");
515 
516 	return;
517 }
518 
519 
520 /* **************************************************** dbg_dump_frmap ***** */
521 /*
522  * Dump the fragment allocation map in one cylinder group.
523  */
524 void
525 dbg_dump_frmap(struct fs *sb, const char *comment, struct cg *cgr)
526 {
527 	int j,k,l,e;
528 	unsigned char *cp;
529 
530 	if(!dbg_log) {
531 		return;
532 	}
533 
534 	fprintf(dbg_log, "===== START FRAGMENT ALLOCATION MAP =====\n");
535 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
536 	indent++;
537 
538 	cp=(unsigned char *)cg_blksfree(cgr);
539 	if (sb->fs_old_nspf)
540 		e=howmany((sb->fs_old_cpg * sb->fs_old_spc / sb->fs_old_nspf), CHAR_BIT);
541 	else
542 		e = 0;
543 	for(j=0; j<e; j+=32) {
544 		fprintf(dbg_log, "%08x: ", j);
545 		for(k=0; k<32; k+=8) {
546 			if(j+k+8<e) {
547 				fprintf(dbg_log,
548 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
549 				    cp[0], cp[1], cp[2], cp[3],
550 				    cp[4], cp[5], cp[6], cp[7]);
551 			} else {
552 				for(l=0; (l<8)&&(j+k+l<e); l++) {
553 					fprintf(dbg_log, "%02x", cp[l]);
554 				}
555 			}
556 			cp+=8;
557 		}
558 		fprintf(dbg_log, "\n");
559 	}
560 
561 	indent--;
562 	fprintf(dbg_log, "===== END FRAGMENT ALLOCATION MAP =====\n");
563 
564 	return;
565 }
566 
567 /* **************************************************** dbg_dump_clmap ***** */
568 /*
569  * Dump the cluster allocation map in one cylinder group.
570  */
571 void
572 dbg_dump_clmap(struct fs *sb, const char *comment, struct cg *cgr)
573 {
574 	int j,k,l,e;
575 	unsigned char *cp;
576 
577 	if(!dbg_log) {
578 		return;
579 	}
580 
581 	fprintf(dbg_log, "===== START CLUSTER ALLOCATION MAP =====\n");
582 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
583 	indent++;
584 
585 	cp=(unsigned char *)cg_clustersfree(cgr);
586 	if (sb->fs_old_nspf)
587 		e=howmany(sb->fs_old_cpg * sb->fs_old_spc / (sb->fs_old_nspf << sb->fs_fragshift), CHAR_BIT);
588 	else
589 		e = 0;
590 	for(j=0; j<e; j+=32) {
591 		fprintf(dbg_log, "%08x: ", j);
592 		for(k=0; k<32; k+=8) {
593 			if(j+k+8<e) {
594 				fprintf(dbg_log,
595 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
596 				    cp[0], cp[1], cp[2], cp[3],
597 				    cp[4], cp[5], cp[6], cp[7]);
598 			} else {
599 				for(l=0; (l<8)&&(j+k+l<e); l++) {
600 					fprintf(dbg_log, "%02x", cp[l]);
601 				}
602 			}
603 			cp+=8;
604 		}
605 		fprintf(dbg_log, "\n");
606 	}
607 
608 	indent--;
609 	fprintf(dbg_log, "===== END CLUSTER ALLOCATION MAP =====\n");
610 
611 	return;
612 }
613 
614 /* **************************************************** dbg_dump_clsum ***** */
615 /*
616  * Dump the cluster availability summary of one cylinder group.
617  */
618 void
619 dbg_dump_clsum(struct fs *sb, const char *comment, struct cg *cgr)
620 {
621 	int j;
622 	int *ip;
623 
624 	if(!dbg_log) {
625 		return;
626 	}
627 
628 	fprintf(dbg_log, "===== START CLUSTER SUMMARY =====\n");
629 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
630 	indent++;
631 
632 	ip=(int *)cg_clustersum(cgr);
633 	for(j=0; j<=sb->fs_contigsumsize; j++) {
634 		fprintf(dbg_log, "%02d: %8d\n", j, *ip++);
635 	}
636 
637 	indent--;
638 	fprintf(dbg_log, "===== END CLUSTER SUMMARY =====\n");
639 
640 	return;
641 }
642 
643 #ifdef NOT_CURRENTLY
644 /*
645  * This code dates from before the UFS2 integration, and doesn't compile
646  * post-UFS2 due to the use of cg_blks().  I'm not sure how best to update
647  * this for UFS2, where the rotational bits of UFS no longer apply, so
648  * will leave it disabled for now; it should probably be re-enabled
649  * specifically for UFS1.
650  */
651 /* **************************************************** dbg_dump_sptbl ***** */
652 /*
653  * Dump the block summary, and the rotational layout table.
654  */
655 void
656 dbg_dump_sptbl(struct fs *sb, const char *comment, struct cg *cgr)
657 {
658 	int j,k;
659 	int *ip;
660 
661 	if(!dbg_log) {
662 		return;
663 	}
664 
665 	fprintf(dbg_log,
666 	    "===== START BLOCK SUMMARY AND POSITION TABLE =====\n");
667 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
668 	indent++;
669 
670 	ip=(int *)cg_blktot(cgr);
671 	for(j=0; j<sb->fs_old_cpg; j++) {
672 		fprintf(dbg_log, "%2d: %5d = ", j, *ip++);
673 		for(k=0; k<sb->fs_old_nrpos; k++) {
674 			fprintf(dbg_log, "%4d", cg_blks(sb, cgr, j)[k]);
675 			if(k<sb->fs_old_nrpos-1) {
676 				fprintf(dbg_log, " + ");
677 			}
678 		}
679 		fprintf(dbg_log, "\n");
680 	}
681 
682 	indent--;
683 	fprintf(dbg_log, "===== END BLOCK SUMMARY AND POSITION TABLE =====\n");
684 
685 	return;
686 }
687 #endif
688 
689 /* ************************************************** dbg_dump_ufs1_ino ***** */
690 /*
691  * Dump a UFS1 inode structure.
692  */
693 void
694 dbg_dump_ufs1_ino(struct fs *sb, const char *comment, struct ufs1_dinode *ino)
695 {
696 	int ictr;
697 	int remaining_blocks;
698 
699 	if(!dbg_log) {
700 		return;
701 	}
702 
703 	fprintf(dbg_log, "===== START UFS1 INODE DUMP =====\n");
704 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
705 	indent++;
706 
707 	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
708 	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
709 	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
710 	    ((unsigned int *)&(ino->di_size))[1],
711 	    ((unsigned int *)&(ino->di_size))[0]);
712 	fprintf(dbg_log, "atime      int32_t        0x%08x\n", ino->di_atime);
713 	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n",
714 	    ino->di_atimensec);
715 	fprintf(dbg_log, "mtime      int32_t        0x%08x\n",
716 	    ino->di_mtime);
717 	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n",
718 	    ino->di_mtimensec);
719 	fprintf(dbg_log, "ctime      int32_t        0x%08x\n", ino->di_ctime);
720 	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n",
721 	    ino->di_ctimensec);
722 
723 	remaining_blocks=howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
724 	for(ictr=0; ictr < MIN(NDADDR, remaining_blocks); ictr++) {
725 		fprintf(dbg_log, "db         ufs_daddr_t[%x] 0x%08x\n", ictr,
726 		    ino->di_db[ictr]);
727 	}
728 	remaining_blocks-=NDADDR;
729 	if(remaining_blocks>0) {
730 		fprintf(dbg_log, "ib         ufs_daddr_t[0] 0x%08x\n",
731 		    ino->di_ib[0]);
732 	}
733 	remaining_blocks-=howmany(sb->fs_bsize, sizeof(ufs1_daddr_t));
734 	if(remaining_blocks>0) {
735 		fprintf(dbg_log, "ib         ufs_daddr_t[1] 0x%08x\n",
736 		    ino->di_ib[1]);
737 	}
738 #define SQUARE(a) ((a)*(a))
739 	remaining_blocks-=SQUARE(howmany(sb->fs_bsize, sizeof(ufs1_daddr_t)));
740 #undef SQUARE
741 	if(remaining_blocks>0) {
742 		fprintf(dbg_log, "ib         ufs_daddr_t[2] 0x%08x\n",
743 		    ino->di_ib[2]);
744 	}
745 
746 	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
747 	fprintf(dbg_log, "blocks     int32_t        0x%08x\n", ino->di_blocks);
748 	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
749 	fprintf(dbg_log, "uid        u_int32_t      0x%08x\n", ino->di_uid);
750 	fprintf(dbg_log, "gid        u_int32_t      0x%08x\n", ino->di_gid);
751 
752 	indent--;
753 	fprintf(dbg_log, "===== END UFS1 INODE DUMP =====\n");
754 
755 	return;
756 }
757 
758 /* ************************************************** dbg_dump_ufs2_ino ***** */
759 /*
760  * Dump a UFS2 inode structure.
761  */
762 void
763 dbg_dump_ufs2_ino(struct fs *sb, const char *comment, struct ufs2_dinode *ino)
764 {
765 	int ictr;
766 	int remaining_blocks;
767 
768 	if(!dbg_log) {
769 		return;
770 	}
771 
772 	fprintf(dbg_log, "===== START UFS2 INODE DUMP =====\n");
773 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
774 	indent++;
775 
776 	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
777 	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
778 	fprintf(dbg_log, "uid        u_int32_t      0x%08x\n", ino->di_uid);
779 	fprintf(dbg_log, "gid        u_int32_t      0x%08x\n", ino->di_gid);
780 	fprintf(dbg_log, "blksize    u_int32_t      0x%08x\n", ino->di_blksize);
781 	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
782 	    ((unsigned int *)&(ino->di_size))[1],
783 	    ((unsigned int *)&(ino->di_size))[0]);
784 	fprintf(dbg_log, "blocks     u_int64_t      0x%08x%08x\n",
785 		((unsigned int *)&(ino->di_blocks))[1],
786 		((unsigned int *)&(ino->di_blocks))[0]);
787 	fprintf(dbg_log, "atime      ufs_time_t     %10jd\n", ino->di_atime);
788 	fprintf(dbg_log, "mtime      ufs_time_t     %10jd\n", ino->di_mtime);
789 	fprintf(dbg_log, "ctime      ufs_time_t     %10jd\n", ino->di_ctime);
790 	fprintf(dbg_log, "birthtime  ufs_time_t     %10jd\n", ino->di_birthtime);
791 	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n", ino->di_mtimensec);
792 	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n", ino->di_atimensec);
793 	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n", ino->di_ctimensec);
794 	fprintf(dbg_log, "birthnsec  int32_t        0x%08x\n", ino->di_birthnsec);
795 	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
796 	fprintf(dbg_log, "kernflags  u_int32_t      0x%08x\n", ino->di_kernflags);
797 	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
798 	fprintf(dbg_log, "extsize    int32_t        0x%08x\n", ino->di_extsize);
799 
800 	/* XXX: What do we do with di_extb[NXADDR]? */
801 
802 	remaining_blocks=howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
803 	for(ictr=0; ictr < MIN(NDADDR, remaining_blocks); ictr++) {
804 		fprintf(dbg_log, "db         ufs2_daddr_t[%x] 0x%16jx\n", ictr,
805 		    ino->di_db[ictr]);
806 	}
807 	remaining_blocks-=NDADDR;
808 	if(remaining_blocks>0) {
809 		fprintf(dbg_log, "ib         ufs2_daddr_t[0] 0x%16jx\n",
810 		    ino->di_ib[0]);
811 	}
812 	remaining_blocks-=howmany(sb->fs_bsize, sizeof(ufs2_daddr_t));
813 	if(remaining_blocks>0) {
814 		fprintf(dbg_log, "ib         ufs2_daddr_t[1] 0x%16jx\n",
815 		    ino->di_ib[1]);
816 	}
817 #define SQUARE(a) ((a)*(a))
818 	remaining_blocks-=SQUARE(howmany(sb->fs_bsize, sizeof(ufs2_daddr_t)));
819 #undef SQUARE
820 	if(remaining_blocks>0) {
821 		fprintf(dbg_log, "ib         ufs2_daddr_t[2] 0x%16jx\n",
822 		    ino->di_ib[2]);
823 	}
824 
825 	indent--;
826 	fprintf(dbg_log, "===== END UFS2 INODE DUMP =====\n");
827 
828 	return;
829 }
830 
831 /* ***************************************************** dbg_dump_iblk ***** */
832 /*
833  * Dump an indirect block. The iteration to dump a full file has to be
834  * written around.
835  */
836 void
837 dbg_dump_iblk(struct fs *sb, const char *comment, char *block, size_t length)
838 {
839 	unsigned int *mem, i, j, size;
840 
841 	if(!dbg_log) {
842 		return;
843 	}
844 
845 	fprintf(dbg_log, "===== START INDIRECT BLOCK DUMP =====\n");
846 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)block,
847 	    comment);
848 	indent++;
849 
850 	if (sb->fs_magic == FS_UFS1_MAGIC)
851 		size = sizeof(ufs1_daddr_t);
852 	else
853 		size = sizeof(ufs2_daddr_t);
854 
855 	mem=(unsigned int *)block;
856 	for (i=0; (size_t)i<MIN(howmany(sb->fs_bsize, size),
857 	    length); i+=8) {
858 		fprintf(dbg_log, "%04x: ", i);
859 		for (j=0; j<8; j++) {
860 			if((size_t)(i+j)<length) {
861 				fprintf(dbg_log, "%08X ", *mem++);
862 			}
863 		}
864 		fprintf(dbg_log, "\n");
865 	}
866 
867 	indent--;
868 	fprintf(dbg_log, "===== END INDIRECT BLOCK DUMP =====\n");
869 
870 	return;
871 }
872 
873 #endif /* FS_DEBUG */
874 
875