xref: /freebsd/sbin/growfs/debug.c (revision 661ca921e8cd56b17fc6615bc7e596e56e0e7c31)
1 /*-
2  * SPDX-License-Identifier: BSD-4-Clause
3  *
4  * Copyright (c) 2000 Christoph Herrmann, Thomas-Henning von Kamptz
5  * Copyright (c) 1980, 1989, 1993 The Regents of the University of California.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to Berkeley by
9  * Christoph Herrmann and Thomas-Henning von Kamptz, Munich and Frankfurt.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgment:
21  *      This product includes software developed by the University of
22  *      California, Berkeley and its contributors, as well as Christoph
23  *      Herrmann and Thomas-Henning von Kamptz.
24  * 4. Neither the name of the University nor the names of its contributors
25  *    may be used to endorse or promote products derived from this software
26  *    without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38  * SUCH DAMAGE.
39  *
40  * $TSHeader: src/sbin/growfs/debug.c,v 1.3 2000/12/12 19:31:00 tomsoft Exp $
41  *
42  */
43 
44 #include <sys/param.h>
45 
46 #include <limits.h>
47 #include <stdio.h>
48 #include <string.h>
49 #include <ufs/ufs/dinode.h>
50 #include <ufs/ffs/fs.h>
51 
52 #include "debug.h"
53 
54 #ifdef FS_DEBUG
55 
56 static FILE		*dbg_log = NULL;
57 static unsigned int	indent = 0;
58 
59 /*
60  * prototypes are not done here, as they come with debug.h
61  */
62 
63 /*
64  * Open the filehandle where all debug output has to go.
65  */
66 void
67 dbg_open(const char *fn)
68 {
69 
70 	if (strcmp(fn, "-") == 0)
71 		dbg_log = fopen("/dev/stdout", "a");
72 	else
73 		dbg_log = fopen(fn, "a");
74 
75 	return;
76 }
77 
78 /*
79  * Close the filehandle where all debug output went to.
80  */
81 void
82 dbg_close(void)
83 {
84 
85 	if (dbg_log) {
86 		fclose(dbg_log);
87 		dbg_log = NULL;
88 	}
89 
90 	return;
91 }
92 
93 /*
94  * Dump out a full file system block in hex.
95  */
96 void
97 dbg_dump_hex(struct fs *sb, const char *comment, unsigned char *mem)
98 {
99 	int i, j, k;
100 
101 	if (!dbg_log)
102 		return;
103 
104 	fprintf(dbg_log, "===== START HEXDUMP =====\n");
105 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)mem, comment);
106 	indent++;
107 	for (i = 0; i < sb->fs_bsize; i += 24) {
108 		for (j = 0; j < 3; j++) {
109 			for (k = 0; k < 8; k++)
110 				fprintf(dbg_log, "%02x ", *mem++);
111 			fprintf(dbg_log, "  ");
112 		}
113 		fprintf(dbg_log, "\n");
114 	}
115 	indent--;
116 	fprintf(dbg_log, "===== END HEXDUMP =====\n");
117 
118 	return;
119 }
120 
121 /*
122  * Dump the superblock.
123  */
124 void
125 dbg_dump_fs(struct fs *sb, const char *comment)
126 {
127 	int j;
128 
129 	if (!dbg_log)
130 		return;
131 
132 	fprintf(dbg_log, "===== START SUPERBLOCK =====\n");
133 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)sb, comment);
134 	indent++;
135 
136 	fprintf(dbg_log, "sblkno            int32_t          0x%08x\n",
137 	    sb->fs_sblkno);
138 	fprintf(dbg_log, "cblkno            int32_t          0x%08x\n",
139 	    sb->fs_cblkno);
140 	fprintf(dbg_log, "iblkno            int32_t          0x%08x\n",
141 	    sb->fs_iblkno);
142 	fprintf(dbg_log, "dblkno            int32_t          0x%08x\n",
143 	    sb->fs_dblkno);
144 
145 	fprintf(dbg_log, "old_cgoffset      int32_t          0x%08x\n",
146 	    sb->fs_old_cgoffset);
147 	fprintf(dbg_log, "old_cgmask        int32_t          0x%08x\n",
148 	    sb->fs_old_cgmask);
149 	fprintf(dbg_log, "old_time          int32_t          %10u\n",
150 	    (unsigned int)sb->fs_old_time);
151 	fprintf(dbg_log, "old_size          int32_t          0x%08x\n",
152 	    sb->fs_old_size);
153 	fprintf(dbg_log, "old_dsize         int32_t          0x%08x\n",
154 	    sb->fs_old_dsize);
155 	fprintf(dbg_log, "ncg               int32_t          0x%08x\n",
156 	    sb->fs_ncg);
157 	fprintf(dbg_log, "bsize             int32_t          0x%08x\n",
158 	    sb->fs_bsize);
159 	fprintf(dbg_log, "fsize             int32_t          0x%08x\n",
160 	    sb->fs_fsize);
161 	fprintf(dbg_log, "frag              int32_t          0x%08x\n",
162 	    sb->fs_frag);
163 
164 	fprintf(dbg_log, "minfree           int32_t          0x%08x\n",
165 	    sb->fs_minfree);
166 	fprintf(dbg_log, "old_rotdelay      int32_t          0x%08x\n",
167 	    sb->fs_old_rotdelay);
168 	fprintf(dbg_log, "old_rps           int32_t          0x%08x\n",
169 	    sb->fs_old_rps);
170 
171 	fprintf(dbg_log, "bmask             int32_t          0x%08x\n",
172 	    sb->fs_bmask);
173 	fprintf(dbg_log, "fmask             int32_t          0x%08x\n",
174 	    sb->fs_fmask);
175 	fprintf(dbg_log, "bshift            int32_t          0x%08x\n",
176 	    sb->fs_bshift);
177 	fprintf(dbg_log, "fshift            int32_t          0x%08x\n",
178 	    sb->fs_fshift);
179 
180 	fprintf(dbg_log, "maxcontig         int32_t          0x%08x\n",
181 	    sb->fs_maxcontig);
182 	fprintf(dbg_log, "maxbpg            int32_t          0x%08x\n",
183 	    sb->fs_maxbpg);
184 
185 	fprintf(dbg_log, "fragshift         int32_t          0x%08x\n",
186 	    sb->fs_fragshift);
187 	fprintf(dbg_log, "fsbtodb           int32_t          0x%08x\n",
188 	    sb->fs_fsbtodb);
189 	fprintf(dbg_log, "sbsize            int32_t          0x%08x\n",
190 	    sb->fs_sbsize);
191 	fprintf(dbg_log, "spare1            int32_t[2]       0x%08x 0x%08x\n",
192 	    sb->fs_spare1[0], sb->fs_spare1[1]);
193 	fprintf(dbg_log, "nindir            int32_t          0x%08x\n",
194 	    sb->fs_nindir);
195 	fprintf(dbg_log, "inopb             int32_t          0x%08x\n",
196 	    sb->fs_inopb);
197 	fprintf(dbg_log, "old_nspf          int32_t          0x%08x\n",
198 	    sb->fs_old_nspf);
199 
200 	fprintf(dbg_log, "optim             int32_t          0x%08x\n",
201 	    sb->fs_optim);
202 
203 	fprintf(dbg_log, "old_npsect        int32_t          0x%08x\n",
204 	    sb->fs_old_npsect);
205 	fprintf(dbg_log, "old_interleave    int32_t          0x%08x\n",
206 	    sb->fs_old_interleave);
207 	fprintf(dbg_log, "old_trackskew     int32_t          0x%08x\n",
208 	    sb->fs_old_trackskew);
209 
210 	fprintf(dbg_log, "id                int32_t[2]       0x%08x 0x%08x\n",
211 	    sb->fs_id[0], sb->fs_id[1]);
212 
213 	fprintf(dbg_log, "old_csaddr        int32_t          0x%08x\n",
214 	    sb->fs_old_csaddr);
215 	fprintf(dbg_log, "cssize            int32_t          0x%08x\n",
216 	    sb->fs_cssize);
217 	fprintf(dbg_log, "cgsize            int32_t          0x%08x\n",
218 	    sb->fs_cgsize);
219 
220 	fprintf(dbg_log, "spare2            int32_t          0x%08x\n",
221 	    sb->fs_spare2);
222 	fprintf(dbg_log, "old_nsect         int32_t          0x%08x\n",
223 	    sb->fs_old_nsect);
224 	fprintf(dbg_log, "old_spc           int32_t          0x%08x\n",
225 	    sb->fs_old_spc);
226 
227 	fprintf(dbg_log, "old_ncyl          int32_t          0x%08x\n",
228 	    sb->fs_old_ncyl);
229 
230 	fprintf(dbg_log, "old_cpg           int32_t          0x%08x\n",
231 	    sb->fs_old_cpg);
232 	fprintf(dbg_log, "ipg               int32_t          0x%08x\n",
233 	    sb->fs_ipg);
234 	fprintf(dbg_log, "fpg               int32_t          0x%08x\n",
235 	    sb->fs_fpg);
236 
237 	dbg_dump_csum("internal old_cstotal", &sb->fs_old_cstotal);
238 
239 	fprintf(dbg_log, "fmod              int8_t           0x%02x\n",
240 	    sb->fs_fmod);
241 	fprintf(dbg_log, "clean             int8_t           0x%02x\n",
242 	    sb->fs_clean);
243 	fprintf(dbg_log, "ronly             int8_t           0x%02x\n",
244 	    sb->fs_ronly);
245 	fprintf(dbg_log, "old_flags         int8_t           0x%02x\n",
246 	    sb->fs_old_flags);
247 	fprintf(dbg_log, "fsmnt             u_char[MAXMNTLEN] \"%s\"\n",
248 	    sb->fs_fsmnt);
249 	fprintf(dbg_log, "volname           u_char[MAXVOLLEN] \"%s\"\n",
250 	    sb->fs_volname);
251 	fprintf(dbg_log, "swuid             u_int64_t        0x%08x%08x\n",
252 	    ((unsigned int *)&(sb->fs_swuid))[1],
253 		((unsigned int *)&(sb->fs_swuid))[0]);
254 
255 	fprintf(dbg_log, "pad               int32_t          0x%08x\n",
256 	    sb->fs_pad);
257 
258 	fprintf(dbg_log, "cgrotor           int32_t          0x%08x\n",
259 	    sb->fs_cgrotor);
260 /*
261  * struct csum[MAXCSBUFS] - is only maintained in memory
262  */
263 /*	fprintf(dbg_log, " int32_t\n", sb->*fs_maxcluster);*/
264 	fprintf(dbg_log, "old_cpc           int32_t          0x%08x\n",
265 	    sb->fs_old_cpc);
266 /*
267  * int16_t fs_opostbl[16][8] - is dumped when used in dbg_dump_sptbl
268  */
269 	fprintf(dbg_log, "maxbsize          int32_t          0x%08x\n",
270 	    sb->fs_maxbsize);
271 	fprintf(dbg_log, "unrefs            int64_t          0x%08jx\n",
272 	    sb->fs_unrefs);
273 	fprintf(dbg_log, "sblockloc         int64_t          0x%08x%08x\n",
274 		((unsigned int *)&(sb->fs_sblockloc))[1],
275 		((unsigned int *)&(sb->fs_sblockloc))[0]);
276 
277 	dbg_dump_csum_total("internal cstotal", &sb->fs_cstotal);
278 
279 	fprintf(dbg_log, "time              ufs_time_t       %10u\n",
280 	    (unsigned int)sb->fs_time);
281 
282 	fprintf(dbg_log, "size              int64_t          0x%08x%08x\n",
283 		((unsigned int *)&(sb->fs_size))[1],
284 		((unsigned int *)&(sb->fs_size))[0]);
285 	fprintf(dbg_log, "dsize             int64_t          0x%08x%08x\n",
286 		((unsigned int *)&(sb->fs_dsize))[1],
287 		((unsigned int *)&(sb->fs_dsize))[0]);
288 	fprintf(dbg_log, "csaddr            ufs2_daddr_t     0x%08x%08x\n",
289 		((unsigned int *)&(sb->fs_csaddr))[1],
290 		((unsigned int *)&(sb->fs_csaddr))[0]);
291 	fprintf(dbg_log, "pendingblocks     int64_t          0x%08x%08x\n",
292 		((unsigned int *)&(sb->fs_pendingblocks))[1],
293 		((unsigned int *)&(sb->fs_pendingblocks))[0]);
294 	fprintf(dbg_log, "pendinginodes     int32_t          0x%08x\n",
295 	    sb->fs_pendinginodes);
296 
297 	for (j = 0; j < FSMAXSNAP; j++) {
298 		fprintf(dbg_log, "snapinum          int32_t[%2d]      0x%08x\n",
299 		    j, sb->fs_snapinum[j]);
300 		if (!sb->fs_snapinum[j]) { /* list is dense */
301 			break;
302 		}
303 	}
304 	fprintf(dbg_log, "avgfilesize       int32_t          0x%08x\n",
305 	    sb->fs_avgfilesize);
306 	fprintf(dbg_log, "avgfpdir          int32_t          0x%08x\n",
307 	    sb->fs_avgfpdir);
308 	fprintf(dbg_log, "flags             int32_t          0x%08x\n",
309 	    sb->fs_flags);
310 	fprintf(dbg_log, "contigsumsize     int32_t          0x%08x\n",
311 	    sb->fs_contigsumsize);
312 	fprintf(dbg_log, "maxsymlinklen     int32_t          0x%08x\n",
313 	    sb->fs_maxsymlinklen);
314 	fprintf(dbg_log, "old_inodefmt      int32_t          0x%08x\n",
315 	    sb->fs_old_inodefmt);
316 	fprintf(dbg_log, "maxfilesize       u_int64_t        0x%08x%08x\n",
317 	    ((unsigned int *)&(sb->fs_maxfilesize))[1],
318 	    ((unsigned int *)&(sb->fs_maxfilesize))[0]);
319 	fprintf(dbg_log, "qbmask            int64_t          0x%08x%08x\n",
320 	    ((unsigned int *)&(sb->fs_qbmask))[1],
321 	    ((unsigned int *)&(sb->fs_qbmask))[0]);
322 	fprintf(dbg_log, "qfmask            int64_t          0x%08x%08x\n",
323 	    ((unsigned int *)&(sb->fs_qfmask))[1],
324 	    ((unsigned int *)&(sb->fs_qfmask))[0]);
325 	fprintf(dbg_log, "state             int32_t          0x%08x\n",
326 	    sb->fs_state);
327 	fprintf(dbg_log, "old_postblformat  int32_t          0x%08x\n",
328 	    sb->fs_old_postblformat);
329 	fprintf(dbg_log, "old_nrpos         int32_t          0x%08x\n",
330 	    sb->fs_old_nrpos);
331 	fprintf(dbg_log, "spare5            int32_t[2]       0x%08x 0x%08x\n",
332 	    sb->fs_spare5[0], sb->fs_spare5[1]);
333 	fprintf(dbg_log, "magic             int32_t          0x%08x\n",
334 	    sb->fs_magic);
335 
336 	indent--;
337 	fprintf(dbg_log, "===== END SUPERBLOCK =====\n");
338 
339 	return;
340 }
341 
342 /*
343  * Dump a cylinder group.
344  */
345 void
346 dbg_dump_cg(const char *comment, struct cg *cgr)
347 {
348 	int j;
349 
350 	if (!dbg_log)
351 		return;
352 
353 	fprintf(dbg_log, "===== START CYLINDER GROUP =====\n");
354 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
355 	indent++;
356 
357 	fprintf(dbg_log, "magic         int32_t    0x%08x\n", cgr->cg_magic);
358 	fprintf(dbg_log, "old_time      int32_t    0x%08x\n", cgr->cg_old_time);
359 	fprintf(dbg_log, "cgx           int32_t    0x%08x\n", cgr->cg_cgx);
360 	fprintf(dbg_log, "old_ncyl      int16_t    0x%04x\n", cgr->cg_old_ncyl);
361 	fprintf(dbg_log, "old_niblk     int16_t    0x%04x\n", cgr->cg_old_niblk);
362 	fprintf(dbg_log, "ndblk         int32_t    0x%08x\n", cgr->cg_ndblk);
363 	dbg_dump_csum("internal cs", &cgr->cg_cs);
364 	fprintf(dbg_log, "rotor         int32_t    0x%08x\n", cgr->cg_rotor);
365 	fprintf(dbg_log, "frotor        int32_t    0x%08x\n", cgr->cg_frotor);
366 	fprintf(dbg_log, "irotor        int32_t    0x%08x\n", cgr->cg_irotor);
367 	for (j = 0; j < MAXFRAG; j++) {
368 		fprintf(dbg_log, "frsum         int32_t[%d] 0x%08x\n", j,
369 		    cgr->cg_frsum[j]);
370 	}
371 	fprintf(dbg_log, "old_btotoff   int32_t    0x%08x\n", cgr->cg_old_btotoff);
372 	fprintf(dbg_log, "old_boff      int32_t    0x%08x\n", cgr->cg_old_boff);
373 	fprintf(dbg_log, "iusedoff      int32_t    0x%08x\n", cgr->cg_iusedoff);
374 	fprintf(dbg_log, "freeoff       int32_t    0x%08x\n", cgr->cg_freeoff);
375 	fprintf(dbg_log, "nextfreeoff   int32_t    0x%08x\n",
376 	    cgr->cg_nextfreeoff);
377 	fprintf(dbg_log, "clustersumoff int32_t    0x%08x\n",
378 	    cgr->cg_clustersumoff);
379 	fprintf(dbg_log, "clusteroff    int32_t    0x%08x\n",
380 	    cgr->cg_clusteroff);
381 	fprintf(dbg_log, "nclusterblks  int32_t    0x%08x\n",
382 	    cgr->cg_nclusterblks);
383 	fprintf(dbg_log, "niblk         int32_t    0x%08x\n", cgr->cg_niblk);
384 	fprintf(dbg_log, "initediblk    int32_t    0x%08x\n", cgr->cg_initediblk);
385 	fprintf(dbg_log, "unrefs        int32_t    0x%08x\n", cgr->cg_unrefs);
386 	fprintf(dbg_log, "time          ufs_time_t %10u\n",
387 		(unsigned int)cgr->cg_initediblk);
388 
389 	indent--;
390 	fprintf(dbg_log, "===== END CYLINDER GROUP =====\n");
391 
392 	return;
393 }
394 
395 /*
396  * Dump a cylinder summary.
397  */
398 void
399 dbg_dump_csum(const char *comment, struct csum *cs)
400 {
401 
402 	if (!dbg_log)
403 		return;
404 
405 	fprintf(dbg_log, "===== START CYLINDER SUMMARY =====\n");
406 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
407 	indent++;
408 
409 	fprintf(dbg_log, "ndir   int32_t 0x%08x\n", cs->cs_ndir);
410 	fprintf(dbg_log, "nbfree int32_t 0x%08x\n", cs->cs_nbfree);
411 	fprintf(dbg_log, "nifree int32_t 0x%08x\n", cs->cs_nifree);
412 	fprintf(dbg_log, "nffree int32_t 0x%08x\n", cs->cs_nffree);
413 
414 	indent--;
415 	fprintf(dbg_log, "===== END CYLINDER SUMMARY =====\n");
416 
417 	return;
418 }
419 
420 /*
421  * Dump a cylinder summary.
422  */
423 void
424 dbg_dump_csum_total(const char *comment, struct csum_total *cs)
425 {
426 
427 	if (!dbg_log)
428 		return;
429 
430 	fprintf(dbg_log, "===== START CYLINDER SUMMARY TOTAL =====\n");
431 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
432 	indent++;
433 
434 	fprintf(dbg_log, "ndir        int64_t 0x%08x%08x\n",
435 		((unsigned int *)&(cs->cs_ndir))[1],
436 		((unsigned int *)&(cs->cs_ndir))[0]);
437 	fprintf(dbg_log, "nbfree      int64_t 0x%08x%08x\n",
438 		((unsigned int *)&(cs->cs_nbfree))[1],
439 		((unsigned int *)&(cs->cs_nbfree))[0]);
440 	fprintf(dbg_log, "nifree      int64_t 0x%08x%08x\n",
441 		((unsigned int *)&(cs->cs_nifree))[1],
442 		((unsigned int *)&(cs->cs_nifree))[0]);
443 	fprintf(dbg_log, "nffree      int64_t 0x%08x%08x\n",
444 		((unsigned int *)&(cs->cs_nffree))[1],
445 		((unsigned int *)&(cs->cs_nffree))[0]);
446 	fprintf(dbg_log, "numclusters int64_t 0x%08x%08x\n",
447 		((unsigned int *)&(cs->cs_numclusters))[1],
448 		((unsigned int *)&(cs->cs_numclusters))[0]);
449 
450 	indent--;
451 	fprintf(dbg_log, "===== END CYLINDER SUMMARY TOTAL =====\n");
452 
453 	return;
454 }
455 /*
456  * Dump the inode allocation map in one cylinder group.
457  */
458 void
459 dbg_dump_inmap(struct fs *sb, const char *comment, struct cg *cgr)
460 {
461 	int j,k,l,e;
462 	unsigned char *cp;
463 
464 	if (!dbg_log)
465 		return;
466 
467 	fprintf(dbg_log, "===== START INODE ALLOCATION MAP =====\n");
468 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
469 	indent++;
470 
471 	cp = (unsigned char *)cg_inosused(cgr);
472 	e = sb->fs_ipg / 8;
473 	for (j = 0; j < e; j += 32) {
474 		fprintf(dbg_log, "%08x: ", j);
475 		for (k = 0; k < 32; k += 8) {
476 			if (j + k + 8 < e) {
477 				fprintf(dbg_log,
478 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
479 				    cp[0], cp[1], cp[2], cp[3],
480 				    cp[4], cp[5], cp[6], cp[7]);
481 			} else {
482 				for (l = 0; (l < 8) && (j + k + l < e); l++) {
483 					fprintf(dbg_log, "%02x", cp[l]);
484 				}
485 			}
486 			cp += 8;
487 		}
488 		fprintf(dbg_log, "\n");
489 	}
490 
491 	indent--;
492 	fprintf(dbg_log, "===== END INODE ALLOCATION MAP =====\n");
493 
494 	return;
495 }
496 
497 
498 /*
499  * Dump the fragment allocation map in one cylinder group.
500  */
501 void
502 dbg_dump_frmap(struct fs *sb, const char *comment, struct cg *cgr)
503 {
504 	int j,k,l,e;
505 	unsigned char *cp;
506 
507 	if (!dbg_log)
508 		return;
509 
510 	fprintf(dbg_log, "===== START FRAGMENT ALLOCATION MAP =====\n");
511 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
512 	indent++;
513 
514 	cp = (unsigned char *)cg_blksfree(cgr);
515 	if (sb->fs_old_nspf)
516 		e = howmany(sb->fs_old_cpg * sb->fs_old_spc / sb->fs_old_nspf,
517 		    CHAR_BIT);
518 	else
519 		e = 0;
520 	for (j = 0; j < e; j += 32) {
521 		fprintf(dbg_log, "%08x: ", j);
522 		for (k = 0; k < 32; k += 8) {
523 			if (j + k + 8 <e) {
524 				fprintf(dbg_log,
525 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
526 				    cp[0], cp[1], cp[2], cp[3],
527 				    cp[4], cp[5], cp[6], cp[7]);
528 			} else {
529 				for (l = 0; (l < 8) && (j + k + l < e); l++) {
530 					fprintf(dbg_log, "%02x", cp[l]);
531 				}
532 			}
533 			cp += 8;
534 		}
535 		fprintf(dbg_log, "\n");
536 	}
537 
538 	indent--;
539 	fprintf(dbg_log, "===== END FRAGMENT ALLOCATION MAP =====\n");
540 
541 	return;
542 }
543 
544 /*
545  * Dump the cluster allocation map in one cylinder group.
546  */
547 void
548 dbg_dump_clmap(struct fs *sb, const char *comment, struct cg *cgr)
549 {
550 	int j,k,l,e;
551 	unsigned char *cp;
552 
553 	if (!dbg_log)
554 		return;
555 
556 	fprintf(dbg_log, "===== START CLUSTER ALLOCATION MAP =====\n");
557 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
558 	indent++;
559 
560 	cp = (unsigned char *)cg_clustersfree(cgr);
561 	if (sb->fs_old_nspf)
562 		e = howmany(sb->fs_old_cpg * sb->fs_old_spc / (sb->fs_old_nspf << sb->fs_fragshift), CHAR_BIT);
563 	else
564 		e = 0;
565 	for (j = 0; j < e; j += 32) {
566 		fprintf(dbg_log, "%08x: ", j);
567 		for (k = 0; k < 32; k += 8) {
568 			if (j + k + 8 < e) {
569 				fprintf(dbg_log,
570 				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
571 				    cp[0], cp[1], cp[2], cp[3],
572 				    cp[4], cp[5], cp[6], cp[7]);
573 			} else {
574 				for (l = 0; (l < 8) && (j + k + l <e); l++) {
575 					fprintf(dbg_log, "%02x", cp[l]);
576 				}
577 			}
578 			cp += 8;
579 		}
580 		fprintf(dbg_log, "\n");
581 	}
582 
583 	indent--;
584 	fprintf(dbg_log, "===== END CLUSTER ALLOCATION MAP =====\n");
585 
586 	return;
587 }
588 
589 /*
590  * Dump the cluster availability summary of one cylinder group.
591  */
592 void
593 dbg_dump_clsum(struct fs *sb, const char *comment, struct cg *cgr)
594 {
595 	int j;
596 	int *ip;
597 
598 	if (!dbg_log)
599 		return;
600 
601 	fprintf(dbg_log, "===== START CLUSTER SUMMARY =====\n");
602 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
603 	indent++;
604 
605 	ip = (int *)cg_clustersum(cgr);
606 	for (j = 0; j <= sb->fs_contigsumsize; j++) {
607 		fprintf(dbg_log, "%02d: %8d\n", j, *ip++);
608 	}
609 
610 	indent--;
611 	fprintf(dbg_log, "===== END CLUSTER SUMMARY =====\n");
612 
613 	return;
614 }
615 
616 #ifdef NOT_CURRENTLY
617 /*
618  * This code dates from before the UFS2 integration, and doesn't compile
619  * post-UFS2 due to the use of cg_blks().  I'm not sure how best to update
620  * this for UFS2, where the rotational bits of UFS no longer apply, so
621  * will leave it disabled for now; it should probably be re-enabled
622  * specifically for UFS1.
623  */
624 /*
625  * Dump the block summary, and the rotational layout table.
626  */
627 void
628 dbg_dump_sptbl(struct fs *sb, const char *comment, struct cg *cgr)
629 {
630 	int j,k;
631 	int *ip;
632 
633 	if (!dbg_log)
634 		return;
635 
636 	fprintf(dbg_log,
637 	    "===== START BLOCK SUMMARY AND POSITION TABLE =====\n");
638 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
639 	indent++;
640 
641 	ip = (int *)cg_blktot(cgr);
642 	for (j = 0; j < sb->fs_old_cpg; j++) {
643 		fprintf(dbg_log, "%2d: %5d = ", j, *ip++);
644 		for (k = 0; k < sb->fs_old_nrpos; k++) {
645 			fprintf(dbg_log, "%4d", cg_blks(sb, cgr, j)[k]);
646 			if (k < sb->fs_old_nrpos - 1)
647 				fprintf(dbg_log, " + ");
648 		}
649 		fprintf(dbg_log, "\n");
650 	}
651 
652 	indent--;
653 	fprintf(dbg_log, "===== END BLOCK SUMMARY AND POSITION TABLE =====\n");
654 
655 	return;
656 }
657 #endif
658 
659 /*
660  * Dump a UFS1 inode structure.
661  */
662 void
663 dbg_dump_ufs1_ino(struct fs *sb, const char *comment, struct ufs1_dinode *ino)
664 {
665 	int ictr;
666 	int remaining_blocks;
667 
668 	if (!dbg_log)
669 		return;
670 
671 	fprintf(dbg_log, "===== START UFS1 INODE DUMP =====\n");
672 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
673 	indent++;
674 
675 	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
676 	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
677 	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
678 	    ((unsigned int *)&(ino->di_size))[1],
679 	    ((unsigned int *)&(ino->di_size))[0]);
680 	fprintf(dbg_log, "atime      int32_t        0x%08x\n", ino->di_atime);
681 	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n",
682 	    ino->di_atimensec);
683 	fprintf(dbg_log, "mtime      int32_t        0x%08x\n",
684 	    ino->di_mtime);
685 	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n",
686 	    ino->di_mtimensec);
687 	fprintf(dbg_log, "ctime      int32_t        0x%08x\n", ino->di_ctime);
688 	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n",
689 	    ino->di_ctimensec);
690 
691 	remaining_blocks = howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
692 	for (ictr = 0; ictr < MIN(UFS_NDADDR, remaining_blocks); ictr++) {
693 		fprintf(dbg_log, "db         ufs_daddr_t[%x] 0x%08x\n", ictr,
694 		    ino->di_db[ictr]);
695 	}
696 	remaining_blocks -= UFS_NDADDR;
697 	if (remaining_blocks > 0) {
698 		fprintf(dbg_log, "ib         ufs_daddr_t[0] 0x%08x\n",
699 		    ino->di_ib[0]);
700 	}
701 	remaining_blocks -= howmany(sb->fs_bsize, sizeof(ufs1_daddr_t));
702 	if (remaining_blocks > 0) {
703 		fprintf(dbg_log, "ib         ufs_daddr_t[1] 0x%08x\n",
704 		    ino->di_ib[1]);
705 	}
706 #define SQUARE(a) ((a) * (a))
707 	remaining_blocks -= SQUARE(howmany(sb->fs_bsize, sizeof(ufs1_daddr_t)));
708 #undef SQUARE
709 	if (remaining_blocks > 0) {
710 		fprintf(dbg_log, "ib         ufs_daddr_t[2] 0x%08x\n",
711 		    ino->di_ib[2]);
712 	}
713 
714 	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
715 	fprintf(dbg_log, "blocks     int32_t        0x%08x\n", ino->di_blocks);
716 	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
717 	fprintf(dbg_log, "uid        u_int32_t      0x%08x\n", ino->di_uid);
718 	fprintf(dbg_log, "gid        u_int32_t      0x%08x\n", ino->di_gid);
719 
720 	indent--;
721 	fprintf(dbg_log, "===== END UFS1 INODE DUMP =====\n");
722 
723 	return;
724 }
725 
726 /*
727  * Dump a UFS2 inode structure.
728  */
729 void
730 dbg_dump_ufs2_ino(struct fs *sb, const char *comment, struct ufs2_dinode *ino)
731 {
732 	int ictr;
733 	int remaining_blocks;
734 
735 	if (!dbg_log)
736 		return;
737 
738 	fprintf(dbg_log, "===== START UFS2 INODE DUMP =====\n");
739 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
740 	indent++;
741 
742 	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
743 	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
744 	fprintf(dbg_log, "uid        u_int32_t      0x%08x\n", ino->di_uid);
745 	fprintf(dbg_log, "gid        u_int32_t      0x%08x\n", ino->di_gid);
746 	fprintf(dbg_log, "blksize    u_int32_t      0x%08x\n", ino->di_blksize);
747 	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
748 	    ((unsigned int *)&(ino->di_size))[1],
749 	    ((unsigned int *)&(ino->di_size))[0]);
750 	fprintf(dbg_log, "blocks     u_int64_t      0x%08x%08x\n",
751 	    ((unsigned int *)&(ino->di_blocks))[1],
752 	    ((unsigned int *)&(ino->di_blocks))[0]);
753 	fprintf(dbg_log, "atime      ufs_time_t     %10jd\n", ino->di_atime);
754 	fprintf(dbg_log, "mtime      ufs_time_t     %10jd\n", ino->di_mtime);
755 	fprintf(dbg_log, "ctime      ufs_time_t     %10jd\n", ino->di_ctime);
756 	fprintf(dbg_log, "birthtime  ufs_time_t     %10jd\n", ino->di_birthtime);
757 	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n", ino->di_mtimensec);
758 	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n", ino->di_atimensec);
759 	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n", ino->di_ctimensec);
760 	fprintf(dbg_log, "birthnsec  int32_t        0x%08x\n", ino->di_birthnsec);
761 	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
762 	fprintf(dbg_log, "kernflags  u_int32_t      0x%08x\n", ino->di_kernflags);
763 	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
764 	fprintf(dbg_log, "extsize    u_int32_t      0x%08x\n", ino->di_extsize);
765 
766 	/* XXX: What do we do with di_extb[UFS_NXADDR]? */
767 
768 	remaining_blocks = howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
769 	for (ictr = 0; ictr < MIN(UFS_NDADDR, remaining_blocks); ictr++) {
770 		fprintf(dbg_log, "db         ufs2_daddr_t[%x] 0x%16jx\n", ictr,
771 		    ino->di_db[ictr]);
772 	}
773 	remaining_blocks -= UFS_NDADDR;
774 	if (remaining_blocks > 0) {
775 		fprintf(dbg_log, "ib         ufs2_daddr_t[0] 0x%16jx\n",
776 		    ino->di_ib[0]);
777 	}
778 	remaining_blocks -= howmany(sb->fs_bsize, sizeof(ufs2_daddr_t));
779 	if (remaining_blocks > 0) {
780 		fprintf(dbg_log, "ib         ufs2_daddr_t[1] 0x%16jx\n",
781 		    ino->di_ib[1]);
782 	}
783 #define SQUARE(a) ((a) * (a))
784 	remaining_blocks -= SQUARE(howmany(sb->fs_bsize, sizeof(ufs2_daddr_t)));
785 #undef SQUARE
786 	if (remaining_blocks > 0) {
787 		fprintf(dbg_log, "ib         ufs2_daddr_t[2] 0x%16jx\n",
788 		    ino->di_ib[2]);
789 	}
790 
791 	indent--;
792 	fprintf(dbg_log, "===== END UFS2 INODE DUMP =====\n");
793 
794 	return;
795 }
796 
797 /*
798  * Dump an indirect block. The iteration to dump a full file has to be
799  * written around.
800  */
801 void
802 dbg_dump_iblk(struct fs *sb, const char *comment, char *block, size_t length)
803 {
804 	unsigned int *mem, i, j, size;
805 
806 	if (!dbg_log)
807 		return;
808 
809 	fprintf(dbg_log, "===== START INDIRECT BLOCK DUMP =====\n");
810 	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)block,
811 	    comment);
812 	indent++;
813 
814 	if (sb->fs_magic == FS_UFS1_MAGIC)
815 		size = sizeof(ufs1_daddr_t);
816 	else
817 		size = sizeof(ufs2_daddr_t);
818 
819 	mem = (unsigned int *)block;
820 	for (i = 0; (size_t)i < MIN(howmany(sb->fs_bsize, size), length);
821 	    i += 8) {
822 		fprintf(dbg_log, "%04x: ", i);
823 		for (j = 0; j < 8; j++) {
824 			if ((size_t)(i + j) < length)
825 				fprintf(dbg_log, "%08X ", *mem++);
826 		}
827 		fprintf(dbg_log, "\n");
828 	}
829 
830 	indent--;
831 	fprintf(dbg_log, "===== END INDIRECT BLOCK DUMP =====\n");
832 
833 	return;
834 }
835 
836 #endif /* FS_DEBUG */
837 
838