debug.c revision 298871
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 298871 2016-05-01 02:19:49Z pfg $";
45#endif /* not lint */
46
47#include <sys/param.h>
48
49#include <limits.h>
50#include <stdio.h>
51#include <string.h>
52#include <ufs/ufs/dinode.h>
53#include <ufs/ffs/fs.h>
54
55#include "debug.h"
56
57#ifdef FS_DEBUG
58
59static FILE		*dbg_log = NULL;
60static unsigned int	indent = 0;
61
62/*
63 * prototypes not done here, as they come with debug.h
64 */
65
66/*
67 * Open the filehandle where all debug output has to go.
68 */
69void
70dbg_open(const char *fn)
71{
72
73	if (strcmp(fn, "-") == 0)
74		dbg_log = fopen("/dev/stdout", "a");
75	else
76		dbg_log = fopen(fn, "a");
77
78	return;
79}
80
81/*
82 * Close the filehandle where all debug output went to.
83 */
84void
85dbg_close(void)
86{
87
88	if (dbg_log) {
89		fclose(dbg_log);
90		dbg_log = NULL;
91	}
92
93	return;
94}
95
96/*
97 * Dump out a full file system block in hex.
98 */
99void
100dbg_dump_hex(struct fs *sb, const char *comment, unsigned char *mem)
101{
102	int i, j, k;
103
104	if (!dbg_log)
105		return;
106
107	fprintf(dbg_log, "===== START HEXDUMP =====\n");
108	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)mem, comment);
109	indent++;
110	for (i = 0; i < sb->fs_bsize; i += 24) {
111		for (j = 0; j < 3; j++) {
112			for (k = 0; k < 8; k++)
113				fprintf(dbg_log, "%02x ", *mem++);
114			fprintf(dbg_log, "  ");
115		}
116		fprintf(dbg_log, "\n");
117	}
118	indent--;
119	fprintf(dbg_log, "===== END HEXDUMP =====\n");
120
121	return;
122}
123
124/*
125 * Dump the superblock.
126 */
127void
128dbg_dump_fs(struct fs *sb, const char *comment)
129{
130	int j;
131
132	if (!dbg_log)
133		return;
134
135	fprintf(dbg_log, "===== START SUPERBLOCK =====\n");
136	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)sb, comment);
137	indent++;
138
139	fprintf(dbg_log, "sblkno            int32_t          0x%08x\n",
140	    sb->fs_sblkno);
141	fprintf(dbg_log, "cblkno            int32_t          0x%08x\n",
142	    sb->fs_cblkno);
143	fprintf(dbg_log, "iblkno            int32_t          0x%08x\n",
144	    sb->fs_iblkno);
145	fprintf(dbg_log, "dblkno            int32_t          0x%08x\n",
146	    sb->fs_dblkno);
147
148	fprintf(dbg_log, "old_cgoffset      int32_t          0x%08x\n",
149	    sb->fs_old_cgoffset);
150	fprintf(dbg_log, "old_cgmask        int32_t          0x%08x\n",
151	    sb->fs_old_cgmask);
152	fprintf(dbg_log, "old_time          int32_t          %10u\n",
153	    (unsigned int)sb->fs_old_time);
154	fprintf(dbg_log, "old_size          int32_t          0x%08x\n",
155	    sb->fs_old_size);
156	fprintf(dbg_log, "old_dsize         int32_t          0x%08x\n",
157	    sb->fs_old_dsize);
158	fprintf(dbg_log, "ncg               int32_t          0x%08x\n",
159	    sb->fs_ncg);
160	fprintf(dbg_log, "bsize             int32_t          0x%08x\n",
161	    sb->fs_bsize);
162	fprintf(dbg_log, "fsize             int32_t          0x%08x\n",
163	    sb->fs_fsize);
164	fprintf(dbg_log, "frag              int32_t          0x%08x\n",
165	    sb->fs_frag);
166
167	fprintf(dbg_log, "minfree           int32_t          0x%08x\n",
168	    sb->fs_minfree);
169	fprintf(dbg_log, "old_rotdelay      int32_t          0x%08x\n",
170	    sb->fs_old_rotdelay);
171	fprintf(dbg_log, "old_rps           int32_t          0x%08x\n",
172	    sb->fs_old_rps);
173
174	fprintf(dbg_log, "bmask             int32_t          0x%08x\n",
175	    sb->fs_bmask);
176	fprintf(dbg_log, "fmask             int32_t          0x%08x\n",
177	    sb->fs_fmask);
178	fprintf(dbg_log, "bshift            int32_t          0x%08x\n",
179	    sb->fs_bshift);
180	fprintf(dbg_log, "fshift            int32_t          0x%08x\n",
181	    sb->fs_fshift);
182
183	fprintf(dbg_log, "maxcontig         int32_t          0x%08x\n",
184	    sb->fs_maxcontig);
185	fprintf(dbg_log, "maxbpg            int32_t          0x%08x\n",
186	    sb->fs_maxbpg);
187
188	fprintf(dbg_log, "fragshift         int32_t          0x%08x\n",
189	    sb->fs_fragshift);
190	fprintf(dbg_log, "fsbtodb           int32_t          0x%08x\n",
191	    sb->fs_fsbtodb);
192	fprintf(dbg_log, "sbsize            int32_t          0x%08x\n",
193	    sb->fs_sbsize);
194	fprintf(dbg_log, "spare1            int32_t[2]       0x%08x 0x%08x\n",
195	    sb->fs_spare1[0], sb->fs_spare1[1]);
196	fprintf(dbg_log, "nindir            int32_t          0x%08x\n",
197	    sb->fs_nindir);
198	fprintf(dbg_log, "inopb             int32_t          0x%08x\n",
199	    sb->fs_inopb);
200	fprintf(dbg_log, "old_nspf          int32_t          0x%08x\n",
201	    sb->fs_old_nspf);
202
203	fprintf(dbg_log, "optim             int32_t          0x%08x\n",
204	    sb->fs_optim);
205
206	fprintf(dbg_log, "old_npsect        int32_t          0x%08x\n",
207	    sb->fs_old_npsect);
208	fprintf(dbg_log, "old_interleave    int32_t          0x%08x\n",
209	    sb->fs_old_interleave);
210	fprintf(dbg_log, "old_trackskew     int32_t          0x%08x\n",
211	    sb->fs_old_trackskew);
212
213	fprintf(dbg_log, "id                int32_t[2]       0x%08x 0x%08x\n",
214	    sb->fs_id[0], sb->fs_id[1]);
215
216	fprintf(dbg_log, "old_csaddr        int32_t          0x%08x\n",
217	    sb->fs_old_csaddr);
218	fprintf(dbg_log, "cssize            int32_t          0x%08x\n",
219	    sb->fs_cssize);
220	fprintf(dbg_log, "cgsize            int32_t          0x%08x\n",
221	    sb->fs_cgsize);
222
223	fprintf(dbg_log, "spare2            int32_t          0x%08x\n",
224	    sb->fs_spare2);
225	fprintf(dbg_log, "old_nsect         int32_t          0x%08x\n",
226	    sb->fs_old_nsect);
227	fprintf(dbg_log, "old_spc           int32_t          0x%08x\n",
228	    sb->fs_old_spc);
229
230	fprintf(dbg_log, "old_ncyl          int32_t          0x%08x\n",
231	    sb->fs_old_ncyl);
232
233	fprintf(dbg_log, "old_cpg           int32_t          0x%08x\n",
234	    sb->fs_old_cpg);
235	fprintf(dbg_log, "ipg               int32_t          0x%08x\n",
236	    sb->fs_ipg);
237	fprintf(dbg_log, "fpg               int32_t          0x%08x\n",
238	    sb->fs_fpg);
239
240	dbg_dump_csum("internal old_cstotal", &sb->fs_old_cstotal);
241
242	fprintf(dbg_log, "fmod              int8_t           0x%02x\n",
243	    sb->fs_fmod);
244	fprintf(dbg_log, "clean             int8_t           0x%02x\n",
245	    sb->fs_clean);
246	fprintf(dbg_log, "ronly             int8_t           0x%02x\n",
247	    sb->fs_ronly);
248	fprintf(dbg_log, "old_flags         int8_t           0x%02x\n",
249	    sb->fs_old_flags);
250	fprintf(dbg_log, "fsmnt             u_char[MAXMNTLEN] \"%s\"\n",
251	    sb->fs_fsmnt);
252	fprintf(dbg_log, "volname           u_char[MAXVOLLEN] \"%s\"\n",
253	    sb->fs_volname);
254	fprintf(dbg_log, "swuid             u_int64_t        0x%08x%08x\n",
255	    ((unsigned int *)&(sb->fs_swuid))[1],
256		((unsigned int *)&(sb->fs_swuid))[0]);
257
258	fprintf(dbg_log, "pad               int32_t          0x%08x\n",
259	    sb->fs_pad);
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, "old_cpc           int32_t          0x%08x\n",
268	    sb->fs_old_cpc);
269/*
270 * int16_t fs_opostbl[16][8] - is dumped when used in dbg_dump_sptbl
271 */
272	fprintf(dbg_log, "maxbsize          int32_t          0x%08x\n",
273	    sb->fs_maxbsize);
274	fprintf(dbg_log, "unrefs            int64_t          0x%08jx\n",
275	    sb->fs_unrefs);
276	fprintf(dbg_log, "sblockloc         int64_t          0x%08x%08x\n",
277		((unsigned int *)&(sb->fs_sblockloc))[1],
278		((unsigned int *)&(sb->fs_sblockloc))[0]);
279
280	dbg_dump_csum_total("internal cstotal", &sb->fs_cstotal);
281
282	fprintf(dbg_log, "time              ufs_time_t       %10u\n",
283	    (unsigned int)sb->fs_time);
284
285	fprintf(dbg_log, "size              int64_t          0x%08x%08x\n",
286		((unsigned int *)&(sb->fs_size))[1],
287		((unsigned int *)&(sb->fs_size))[0]);
288	fprintf(dbg_log, "dsize             int64_t          0x%08x%08x\n",
289		((unsigned int *)&(sb->fs_dsize))[1],
290		((unsigned int *)&(sb->fs_dsize))[0]);
291	fprintf(dbg_log, "csaddr            ufs2_daddr_t     0x%08x%08x\n",
292		((unsigned int *)&(sb->fs_csaddr))[1],
293		((unsigned int *)&(sb->fs_csaddr))[0]);
294	fprintf(dbg_log, "pendingblocks     int64_t          0x%08x%08x\n",
295		((unsigned int *)&(sb->fs_pendingblocks))[1],
296		((unsigned int *)&(sb->fs_pendingblocks))[0]);
297	fprintf(dbg_log, "pendinginodes     int32_t          0x%08x\n",
298	    sb->fs_pendinginodes);
299
300	for (j = 0; j < FSMAXSNAP; j++) {
301		fprintf(dbg_log, "snapinum          int32_t[%2d]      0x%08x\n",
302		    j, sb->fs_snapinum[j]);
303		if (!sb->fs_snapinum[j]) { /* list is dense */
304			break;
305		}
306	}
307	fprintf(dbg_log, "avgfilesize       int32_t          0x%08x\n",
308	    sb->fs_avgfilesize);
309	fprintf(dbg_log, "avgfpdir          int32_t          0x%08x\n",
310	    sb->fs_avgfpdir);
311	fprintf(dbg_log, "save_cgsize       int32_t          0x%08x\n",
312	    sb->fs_save_cgsize);
313	fprintf(dbg_log, "flags             int32_t          0x%08x\n",
314	    sb->fs_flags);
315	fprintf(dbg_log, "contigsumsize     int32_t          0x%08x\n",
316	    sb->fs_contigsumsize);
317	fprintf(dbg_log, "maxsymlinklen     int32_t          0x%08x\n",
318	    sb->fs_maxsymlinklen);
319	fprintf(dbg_log, "old_inodefmt      int32_t          0x%08x\n",
320	    sb->fs_old_inodefmt);
321	fprintf(dbg_log, "maxfilesize       u_int64_t        0x%08x%08x\n",
322	    ((unsigned int *)&(sb->fs_maxfilesize))[1],
323	    ((unsigned int *)&(sb->fs_maxfilesize))[0]);
324	fprintf(dbg_log, "qbmask            int64_t          0x%08x%08x\n",
325	    ((unsigned int *)&(sb->fs_qbmask))[1],
326	    ((unsigned int *)&(sb->fs_qbmask))[0]);
327	fprintf(dbg_log, "qfmask            int64_t          0x%08x%08x\n",
328	    ((unsigned int *)&(sb->fs_qfmask))[1],
329	    ((unsigned int *)&(sb->fs_qfmask))[0]);
330	fprintf(dbg_log, "state             int32_t          0x%08x\n",
331	    sb->fs_state);
332	fprintf(dbg_log, "old_postblformat  int32_t          0x%08x\n",
333	    sb->fs_old_postblformat);
334	fprintf(dbg_log, "old_nrpos         int32_t          0x%08x\n",
335	    sb->fs_old_nrpos);
336	fprintf(dbg_log, "spare5            int32_t[2]       0x%08x 0x%08x\n",
337	    sb->fs_spare5[0], sb->fs_spare5[1]);
338	fprintf(dbg_log, "magic             int32_t          0x%08x\n",
339	    sb->fs_magic);
340
341	indent--;
342	fprintf(dbg_log, "===== END SUPERBLOCK =====\n");
343
344	return;
345}
346
347/*
348 * Dump a cylinder group.
349 */
350void
351dbg_dump_cg(const char *comment, struct cg *cgr)
352{
353	int j;
354
355	if (!dbg_log)
356		return;
357
358	fprintf(dbg_log, "===== START CYLINDER GROUP =====\n");
359	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
360	indent++;
361
362	fprintf(dbg_log, "magic         int32_t    0x%08x\n", cgr->cg_magic);
363	fprintf(dbg_log, "old_time      int32_t    0x%08x\n", cgr->cg_old_time);
364	fprintf(dbg_log, "cgx           int32_t    0x%08x\n", cgr->cg_cgx);
365	fprintf(dbg_log, "old_ncyl      int16_t    0x%04x\n", cgr->cg_old_ncyl);
366	fprintf(dbg_log, "old_niblk     int16_t    0x%04x\n", cgr->cg_old_niblk);
367	fprintf(dbg_log, "ndblk         int32_t    0x%08x\n", cgr->cg_ndblk);
368	dbg_dump_csum("internal cs", &cgr->cg_cs);
369	fprintf(dbg_log, "rotor         int32_t    0x%08x\n", cgr->cg_rotor);
370	fprintf(dbg_log, "frotor        int32_t    0x%08x\n", cgr->cg_frotor);
371	fprintf(dbg_log, "irotor        int32_t    0x%08x\n", cgr->cg_irotor);
372	for (j = 0; j < MAXFRAG; j++) {
373		fprintf(dbg_log, "frsum         int32_t[%d] 0x%08x\n", j,
374		    cgr->cg_frsum[j]);
375	}
376	fprintf(dbg_log, "old_btotoff   int32_t    0x%08x\n", cgr->cg_old_btotoff);
377	fprintf(dbg_log, "old_boff      int32_t    0x%08x\n", cgr->cg_old_boff);
378	fprintf(dbg_log, "iusedoff      int32_t    0x%08x\n", cgr->cg_iusedoff);
379	fprintf(dbg_log, "freeoff       int32_t    0x%08x\n", cgr->cg_freeoff);
380	fprintf(dbg_log, "nextfreeoff   int32_t    0x%08x\n",
381	    cgr->cg_nextfreeoff);
382	fprintf(dbg_log, "clustersumoff int32_t    0x%08x\n",
383	    cgr->cg_clustersumoff);
384	fprintf(dbg_log, "clusteroff    int32_t    0x%08x\n",
385	    cgr->cg_clusteroff);
386	fprintf(dbg_log, "nclusterblks  int32_t    0x%08x\n",
387	    cgr->cg_nclusterblks);
388	fprintf(dbg_log, "niblk         int32_t    0x%08x\n", cgr->cg_niblk);
389	fprintf(dbg_log, "initediblk    int32_t    0x%08x\n", cgr->cg_initediblk);
390	fprintf(dbg_log, "unrefs        int32_t    0x%08x\n", cgr->cg_unrefs);
391	fprintf(dbg_log, "time          ufs_time_t %10u\n",
392		(unsigned int)cgr->cg_initediblk);
393
394	indent--;
395	fprintf(dbg_log, "===== END CYLINDER GROUP =====\n");
396
397	return;
398}
399
400/*
401 * Dump a cylinder summary.
402 */
403void
404dbg_dump_csum(const char *comment, struct csum *cs)
405{
406
407	if (!dbg_log)
408		return;
409
410	fprintf(dbg_log, "===== START CYLINDER SUMMARY =====\n");
411	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
412	indent++;
413
414	fprintf(dbg_log, "ndir   int32_t 0x%08x\n", cs->cs_ndir);
415	fprintf(dbg_log, "nbfree int32_t 0x%08x\n", cs->cs_nbfree);
416	fprintf(dbg_log, "nifree int32_t 0x%08x\n", cs->cs_nifree);
417	fprintf(dbg_log, "nffree int32_t 0x%08x\n", cs->cs_nffree);
418
419	indent--;
420	fprintf(dbg_log, "===== END CYLINDER SUMMARY =====\n");
421
422	return;
423}
424
425/*
426 * Dump a cylinder summary.
427 */
428void
429dbg_dump_csum_total(const char *comment, struct csum_total *cs)
430{
431
432	if (!dbg_log)
433		return;
434
435	fprintf(dbg_log, "===== START CYLINDER SUMMARY TOTAL =====\n");
436	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cs, comment);
437	indent++;
438
439	fprintf(dbg_log, "ndir        int64_t 0x%08x%08x\n",
440		((unsigned int *)&(cs->cs_ndir))[1],
441		((unsigned int *)&(cs->cs_ndir))[0]);
442	fprintf(dbg_log, "nbfree      int64_t 0x%08x%08x\n",
443		((unsigned int *)&(cs->cs_nbfree))[1],
444		((unsigned int *)&(cs->cs_nbfree))[0]);
445	fprintf(dbg_log, "nifree      int64_t 0x%08x%08x\n",
446		((unsigned int *)&(cs->cs_nifree))[1],
447		((unsigned int *)&(cs->cs_nifree))[0]);
448	fprintf(dbg_log, "nffree      int64_t 0x%08x%08x\n",
449		((unsigned int *)&(cs->cs_nffree))[1],
450		((unsigned int *)&(cs->cs_nffree))[0]);
451	fprintf(dbg_log, "numclusters int64_t 0x%08x%08x\n",
452		((unsigned int *)&(cs->cs_numclusters))[1],
453		((unsigned int *)&(cs->cs_numclusters))[0]);
454
455	indent--;
456	fprintf(dbg_log, "===== END CYLINDER SUMMARY TOTAL =====\n");
457
458	return;
459}
460/*
461 * Dump the inode allocation map in one cylinder group.
462 */
463void
464dbg_dump_inmap(struct fs *sb, const char *comment, struct cg *cgr)
465{
466	int j,k,l,e;
467	unsigned char *cp;
468
469	if (!dbg_log)
470		return;
471
472	fprintf(dbg_log, "===== START INODE ALLOCATION MAP =====\n");
473	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
474	indent++;
475
476	cp = (unsigned char *)cg_inosused(cgr);
477	e = sb->fs_ipg / 8;
478	for (j = 0; j < e; j += 32) {
479		fprintf(dbg_log, "%08x: ", j);
480		for (k = 0; k < 32; k += 8) {
481			if (j + k + 8 < e) {
482				fprintf(dbg_log,
483				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
484				    cp[0], cp[1], cp[2], cp[3],
485				    cp[4], cp[5], cp[6], cp[7]);
486			} else {
487				for (l = 0; (l < 8) && (j + k + l < e); l++) {
488					fprintf(dbg_log, "%02x", cp[l]);
489				}
490			}
491			cp += 8;
492		}
493		fprintf(dbg_log, "\n");
494	}
495
496	indent--;
497	fprintf(dbg_log, "===== END INODE ALLOCATION MAP =====\n");
498
499	return;
500}
501
502
503/*
504 * Dump the fragment allocation map in one cylinder group.
505 */
506void
507dbg_dump_frmap(struct fs *sb, const char *comment, struct cg *cgr)
508{
509	int j,k,l,e;
510	unsigned char *cp;
511
512	if (!dbg_log)
513		return;
514
515	fprintf(dbg_log, "===== START FRAGMENT ALLOCATION MAP =====\n");
516	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
517	indent++;
518
519	cp = (unsigned char *)cg_blksfree(cgr);
520	if (sb->fs_old_nspf)
521		e = howmany(sb->fs_old_cpg * sb->fs_old_spc / sb->fs_old_nspf,
522		    CHAR_BIT);
523	else
524		e = 0;
525	for (j = 0; j < e; j += 32) {
526		fprintf(dbg_log, "%08x: ", j);
527		for (k = 0; k < 32; k += 8) {
528			if (j + k + 8 <e) {
529				fprintf(dbg_log,
530				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
531				    cp[0], cp[1], cp[2], cp[3],
532				    cp[4], cp[5], cp[6], cp[7]);
533			} else {
534				for (l = 0; (l < 8) && (j + k + l < e); l++) {
535					fprintf(dbg_log, "%02x", cp[l]);
536				}
537			}
538			cp += 8;
539		}
540		fprintf(dbg_log, "\n");
541	}
542
543	indent--;
544	fprintf(dbg_log, "===== END FRAGMENT ALLOCATION MAP =====\n");
545
546	return;
547}
548
549/*
550 * Dump the cluster allocation map in one cylinder group.
551 */
552void
553dbg_dump_clmap(struct fs *sb, const char *comment, struct cg *cgr)
554{
555	int j,k,l,e;
556	unsigned char *cp;
557
558	if (!dbg_log)
559		return;
560
561	fprintf(dbg_log, "===== START CLUSTER ALLOCATION MAP =====\n");
562	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
563	indent++;
564
565	cp = (unsigned char *)cg_clustersfree(cgr);
566	if (sb->fs_old_nspf)
567		e = howmany(sb->fs_old_cpg * sb->fs_old_spc / (sb->fs_old_nspf << sb->fs_fragshift), CHAR_BIT);
568	else
569		e = 0;
570	for (j = 0; j < e; j += 32) {
571		fprintf(dbg_log, "%08x: ", j);
572		for (k = 0; k < 32; k += 8) {
573			if (j + k + 8 < e) {
574				fprintf(dbg_log,
575				    "%02x%02x%02x%02x%02x%02x%02x%02x ",
576				    cp[0], cp[1], cp[2], cp[3],
577				    cp[4], cp[5], cp[6], cp[7]);
578			} else {
579				for (l = 0; (l < 8) && (j + k + l <e); l++) {
580					fprintf(dbg_log, "%02x", cp[l]);
581				}
582			}
583			cp += 8;
584		}
585		fprintf(dbg_log, "\n");
586	}
587
588	indent--;
589	fprintf(dbg_log, "===== END CLUSTER ALLOCATION MAP =====\n");
590
591	return;
592}
593
594/*
595 * Dump the cluster availability summary of one cylinder group.
596 */
597void
598dbg_dump_clsum(struct fs *sb, const char *comment, struct cg *cgr)
599{
600	int j;
601	int *ip;
602
603	if (!dbg_log)
604		return;
605
606	fprintf(dbg_log, "===== START CLUSTER SUMMARY =====\n");
607	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
608	indent++;
609
610	ip = (int *)cg_clustersum(cgr);
611	for (j = 0; j <= sb->fs_contigsumsize; j++) {
612		fprintf(dbg_log, "%02d: %8d\n", j, *ip++);
613	}
614
615	indent--;
616	fprintf(dbg_log, "===== END CLUSTER SUMMARY =====\n");
617
618	return;
619}
620
621#ifdef NOT_CURRENTLY
622/*
623 * This code dates from before the UFS2 integration, and doesn't compile
624 * post-UFS2 due to the use of cg_blks().  I'm not sure how best to update
625 * this for UFS2, where the rotational bits of UFS no longer apply, so
626 * will leave it disabled for now; it should probably be re-enabled
627 * specifically for UFS1.
628 */
629/*
630 * Dump the block summary, and the rotational layout table.
631 */
632void
633dbg_dump_sptbl(struct fs *sb, const char *comment, struct cg *cgr)
634{
635	int j,k;
636	int *ip;
637
638	if (!dbg_log)
639		return;
640
641	fprintf(dbg_log,
642	    "===== START BLOCK SUMMARY AND POSITION TABLE =====\n");
643	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)cgr, comment);
644	indent++;
645
646	ip = (int *)cg_blktot(cgr);
647	for (j = 0; j < sb->fs_old_cpg; j++) {
648		fprintf(dbg_log, "%2d: %5d = ", j, *ip++);
649		for (k = 0; k < sb->fs_old_nrpos; k++) {
650			fprintf(dbg_log, "%4d", cg_blks(sb, cgr, j)[k]);
651			if (k < sb->fs_old_nrpos - 1)
652				fprintf(dbg_log, " + ");
653		}
654		fprintf(dbg_log, "\n");
655	}
656
657	indent--;
658	fprintf(dbg_log, "===== END BLOCK SUMMARY AND POSITION TABLE =====\n");
659
660	return;
661}
662#endif
663
664/*
665 * Dump a UFS1 inode structure.
666 */
667void
668dbg_dump_ufs1_ino(struct fs *sb, const char *comment, struct ufs1_dinode *ino)
669{
670	int ictr;
671	int remaining_blocks;
672
673	if (!dbg_log)
674		return;
675
676	fprintf(dbg_log, "===== START UFS1 INODE DUMP =====\n");
677	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
678	indent++;
679
680	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
681	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
682	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
683	    ((unsigned int *)&(ino->di_size))[1],
684	    ((unsigned int *)&(ino->di_size))[0]);
685	fprintf(dbg_log, "atime      int32_t        0x%08x\n", ino->di_atime);
686	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n",
687	    ino->di_atimensec);
688	fprintf(dbg_log, "mtime      int32_t        0x%08x\n",
689	    ino->di_mtime);
690	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n",
691	    ino->di_mtimensec);
692	fprintf(dbg_log, "ctime      int32_t        0x%08x\n", ino->di_ctime);
693	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n",
694	    ino->di_ctimensec);
695
696	remaining_blocks = howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
697	for (ictr = 0; ictr < MIN(NDADDR, remaining_blocks); ictr++) {
698		fprintf(dbg_log, "db         ufs_daddr_t[%x] 0x%08x\n", ictr,
699		    ino->di_db[ictr]);
700	}
701	remaining_blocks -= NDADDR;
702	if (remaining_blocks > 0) {
703		fprintf(dbg_log, "ib         ufs_daddr_t[0] 0x%08x\n",
704		    ino->di_ib[0]);
705	}
706	remaining_blocks -= howmany(sb->fs_bsize, sizeof(ufs1_daddr_t));
707	if (remaining_blocks > 0) {
708		fprintf(dbg_log, "ib         ufs_daddr_t[1] 0x%08x\n",
709		    ino->di_ib[1]);
710	}
711#define SQUARE(a) ((a) * (a))
712	remaining_blocks -= SQUARE(howmany(sb->fs_bsize, sizeof(ufs1_daddr_t)));
713#undef SQUARE
714	if (remaining_blocks > 0) {
715		fprintf(dbg_log, "ib         ufs_daddr_t[2] 0x%08x\n",
716		    ino->di_ib[2]);
717	}
718
719	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
720	fprintf(dbg_log, "blocks     int32_t        0x%08x\n", ino->di_blocks);
721	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
722	fprintf(dbg_log, "uid        u_int32_t      0x%08x\n", ino->di_uid);
723	fprintf(dbg_log, "gid        u_int32_t      0x%08x\n", ino->di_gid);
724
725	indent--;
726	fprintf(dbg_log, "===== END UFS1 INODE DUMP =====\n");
727
728	return;
729}
730
731/*
732 * Dump a UFS2 inode structure.
733 */
734void
735dbg_dump_ufs2_ino(struct fs *sb, const char *comment, struct ufs2_dinode *ino)
736{
737	int ictr;
738	int remaining_blocks;
739
740	if (!dbg_log)
741		return;
742
743	fprintf(dbg_log, "===== START UFS2 INODE DUMP =====\n");
744	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)ino, comment);
745	indent++;
746
747	fprintf(dbg_log, "mode       u_int16_t      0%o\n", ino->di_mode);
748	fprintf(dbg_log, "nlink      int16_t        0x%04x\n", ino->di_nlink);
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	fprintf(dbg_log, "blksize    u_int32_t      0x%08x\n", ino->di_blksize);
752	fprintf(dbg_log, "size       u_int64_t      0x%08x%08x\n",
753	    ((unsigned int *)&(ino->di_size))[1],
754	    ((unsigned int *)&(ino->di_size))[0]);
755	fprintf(dbg_log, "blocks     u_int64_t      0x%08x%08x\n",
756	    ((unsigned int *)&(ino->di_blocks))[1],
757	    ((unsigned int *)&(ino->di_blocks))[0]);
758	fprintf(dbg_log, "atime      ufs_time_t     %10jd\n", ino->di_atime);
759	fprintf(dbg_log, "mtime      ufs_time_t     %10jd\n", ino->di_mtime);
760	fprintf(dbg_log, "ctime      ufs_time_t     %10jd\n", ino->di_ctime);
761	fprintf(dbg_log, "birthtime  ufs_time_t     %10jd\n", ino->di_birthtime);
762	fprintf(dbg_log, "mtimensec  int32_t        0x%08x\n", ino->di_mtimensec);
763	fprintf(dbg_log, "atimensec  int32_t        0x%08x\n", ino->di_atimensec);
764	fprintf(dbg_log, "ctimensec  int32_t        0x%08x\n", ino->di_ctimensec);
765	fprintf(dbg_log, "birthnsec  int32_t        0x%08x\n", ino->di_birthnsec);
766	fprintf(dbg_log, "gen        int32_t        0x%08x\n", ino->di_gen);
767	fprintf(dbg_log, "kernflags  u_int32_t      0x%08x\n", ino->di_kernflags);
768	fprintf(dbg_log, "flags      u_int32_t      0x%08x\n", ino->di_flags);
769	fprintf(dbg_log, "extsize    u_int32_t      0x%08x\n", ino->di_extsize);
770
771	/* XXX: What do we do with di_extb[NXADDR]? */
772
773	remaining_blocks = howmany(ino->di_size, sb->fs_bsize); /* XXX ts - +1? */
774	for (ictr = 0; ictr < MIN(NDADDR, remaining_blocks); ictr++) {
775		fprintf(dbg_log, "db         ufs2_daddr_t[%x] 0x%16jx\n", ictr,
776		    ino->di_db[ictr]);
777	}
778	remaining_blocks -= NDADDR;
779	if (remaining_blocks > 0) {
780		fprintf(dbg_log, "ib         ufs2_daddr_t[0] 0x%16jx\n",
781		    ino->di_ib[0]);
782	}
783	remaining_blocks -= howmany(sb->fs_bsize, sizeof(ufs2_daddr_t));
784	if (remaining_blocks > 0) {
785		fprintf(dbg_log, "ib         ufs2_daddr_t[1] 0x%16jx\n",
786		    ino->di_ib[1]);
787	}
788#define SQUARE(a) ((a) * (a))
789	remaining_blocks -= SQUARE(howmany(sb->fs_bsize, sizeof(ufs2_daddr_t)));
790#undef SQUARE
791	if (remaining_blocks > 0) {
792		fprintf(dbg_log, "ib         ufs2_daddr_t[2] 0x%16jx\n",
793		    ino->di_ib[2]);
794	}
795
796	indent--;
797	fprintf(dbg_log, "===== END UFS2 INODE DUMP =====\n");
798
799	return;
800}
801
802/*
803 * Dump an indirect block. The iteration to dump a full file has to be
804 * written around.
805 */
806void
807dbg_dump_iblk(struct fs *sb, const char *comment, char *block, size_t length)
808{
809	unsigned int *mem, i, j, size;
810
811	if (!dbg_log)
812		return;
813
814	fprintf(dbg_log, "===== START INDIRECT BLOCK DUMP =====\n");
815	fprintf(dbg_log, "# %d@%lx: %s\n", indent, (unsigned long)block,
816	    comment);
817	indent++;
818
819	if (sb->fs_magic == FS_UFS1_MAGIC)
820		size = sizeof(ufs1_daddr_t);
821	else
822		size = sizeof(ufs2_daddr_t);
823
824	mem = (unsigned int *)block;
825	for (i = 0; (size_t)i < MIN(howmany(sb->fs_bsize, size), length);
826	    i += 8) {
827		fprintf(dbg_log, "%04x: ", i);
828		for (j = 0; j < 8; j++) {
829			if ((size_t)(i + j) < length)
830				fprintf(dbg_log, "%08X ", *mem++);
831		}
832		fprintf(dbg_log, "\n");
833	}
834
835	indent--;
836	fprintf(dbg_log, "===== END INDIRECT BLOCK DUMP =====\n");
837
838	return;
839}
840
841#endif /* FS_DEBUG */
842
843