debug.c revision 127798
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
43static const char rcsid[] =
44  "$FreeBSD: head/sbin/growfs/debug.c 127798 2004-04-03 17:40:19Z le $";
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 ***** */
61static FILE	*dbg_log=NULL;
62static 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 */
72void
73dbg_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 */
88void
89dbg_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 */
104void
105dbg_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 */
134void
135dbg_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 */
361void
362dbg_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 */
415void
416dbg_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 */
442void
443dbg_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 */
479void
480dbg_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 */
524void
525dbg_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 */
571void
572dbg_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 */
618void
619dbg_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 */
655void
656dbg_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 */
693void
694dbg_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 */
762void
763dbg_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 */
836void
837dbg_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