?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Fix -Wuse-after-free warning in dbuf_issue_final_prefetch_done()
[zfs.git] / cmd / zstream / zstream_dump.c
blob170d84fed0928802b3db029264a446fb4af863fe
1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 *
26 * Portions Copyright 2012 Martin Matuska <martin@matuska.org>
27 */
28
29 /*
30 * Copyright (c) 2013, 2015 by Delphix. All rights reserved.
31 */
32
33 #include <ctype.h>
34 #include <libnvpair.h>
35 #include <stdio.h>
36 #include <stdlib.h>
37 #include <string.h>
38 #include <unistd.h>
39 #include <stddef.h>
40
41 #include <sys/dmu.h>
42 #include <sys/zfs_ioctl.h>
43 #include <sys/zio.h>
44 #include <zfs_fletcher.h>
45 #include "zstream.h"
46
47 /*
48 * If dump mode is enabled, the number of bytes to print per line
49 */
50 #define BYTES_PER_LINE 16
51 /*
52 * If dump mode is enabled, the number of bytes to group together, separated
53 * by newlines or spaces
54 */
55 #define DUMP_GROUPING 4
56
57 uint64_t total_stream_len = 0;
58 FILE *send_stream = 0;
59 boolean_t do_byteswap = B_FALSE;
60 boolean_t do_cksum = B_TRUE;
61
62 void *
63 safe_malloc(size_t size)
64 {
65 void *rv = malloc(size);
66 if (rv == NULL) {
67 (void) fprintf(stderr, "ERROR; failed to allocate %zu bytes\n",
68 size);
69 abort();
70 }
71 return (rv);
72 }
73
74 /*
75 * ssread - send stream read.
76 *
77 * Read while computing incremental checksum
78 */
79 static size_t
80 ssread(void *buf, size_t len, zio_cksum_t *cksum)
81 {
82 size_t outlen;
83
84 if ((outlen = fread(buf, len, 1, send_stream)) == 0)
85 return (0);
86
87 if (do_cksum) {
88 if (do_byteswap)
89 fletcher_4_incremental_byteswap(buf, len, cksum);
90 else
91 fletcher_4_incremental_native(buf, len, cksum);
92 }
93 total_stream_len += len;
94 return (outlen);
95 }
96
97 static size_t
98 read_hdr(dmu_replay_record_t *drr, zio_cksum_t *cksum)
99 {
100 ASSERT3U(offsetof(dmu_replay_record_t, drr_u.drr_checksum.drr_checksum),
101 ==, sizeof (dmu_replay_record_t) - sizeof (zio_cksum_t));
102 size_t r = ssread(drr, sizeof (*drr) - sizeof (zio_cksum_t), cksum);
103 if (r == 0)
104 return (0);
105 zio_cksum_t saved_cksum = *cksum;
106 r = ssread(&drr->drr_u.drr_checksum.drr_checksum,
107 sizeof (zio_cksum_t), cksum);
108 if (r == 0)
109 return (0);
110 if (do_cksum &&
111 !ZIO_CHECKSUM_IS_ZERO(&drr->drr_u.drr_checksum.drr_checksum) &&
112 !ZIO_CHECKSUM_EQUAL(saved_cksum,
113 drr->drr_u.drr_checksum.drr_checksum)) {
114 fprintf(stderr, "invalid checksum\n");
115 (void) printf("Incorrect checksum in record header.\n");
116 (void) printf("Expected checksum = %llx/%llx/%llx/%llx\n",
117 (longlong_t)saved_cksum.zc_word[0],
118 (longlong_t)saved_cksum.zc_word[1],
119 (longlong_t)saved_cksum.zc_word[2],
120 (longlong_t)saved_cksum.zc_word[3]);
121 return (0);
122 }
123 return (sizeof (*drr));
124 }
125
126 /*
127 * Print part of a block in ASCII characters
128 */
129 static void
130 print_ascii_block(char *subbuf, int length)
131 {
132 int i;
133
134 for (i = 0; i < length; i++) {
135 char char_print = isprint(subbuf[i]) ? subbuf[i] : '.';
136 if (i != 0 && i % DUMP_GROUPING == 0) {
137 (void) printf(" ");
138 }
139 (void) printf("%c", char_print);
140 }
141 (void) printf("\n");
142 }
143
144 /*
145 * print_block - Dump the contents of a modified block to STDOUT
146 *
147 * Assume that buf has capacity evenly divisible by BYTES_PER_LINE
148 */
149 static void
150 print_block(char *buf, int length)
151 {
152 int i;
153 /*
154 * Start printing ASCII characters at a constant offset, after
155 * the hex prints. Leave 3 characters per byte on a line (2 digit
156 * hex number plus 1 space) plus spaces between characters and
157 * groupings.
158 */
159 int ascii_start = BYTES_PER_LINE * 3 +
160 BYTES_PER_LINE / DUMP_GROUPING + 2;
161
162 for (i = 0; i < length; i += BYTES_PER_LINE) {
163 int j;
164 int this_line_length = MIN(BYTES_PER_LINE, length - i);
165 int print_offset = 0;
166
167 for (j = 0; j < this_line_length; j++) {
168 int buf_offset = i + j;
169
170 /*
171 * Separate every DUMP_GROUPING bytes by a space.
172 */
173 if (buf_offset % DUMP_GROUPING == 0) {
174 print_offset += printf(" ");
175 }
176
177 /*
178 * Print the two-digit hex value for this byte.
179 */
180 unsigned char hex_print = buf[buf_offset];
181 print_offset += printf("%02x ", hex_print);
182 }
183
184 (void) printf("%*s", ascii_start - print_offset, " ");
185
186 print_ascii_block(buf + i, this_line_length);
187 }
188 }
189
190 /*
191 * Print an array of bytes to stdout as hexadecimal characters. str must
192 * have buf_len * 2 + 1 bytes of space.
193 */
194 static void
195 sprintf_bytes(char *str, uint8_t *buf, uint_t buf_len)
196 {
197 int i, n;
198
199 for (i = 0; i < buf_len; i++) {
200 n = sprintf(str, "%02x", buf[i] & 0xff);
201 str += n;
202 }
203
204 str[0] = '\0';
205 }
206
207 int
208 zstream_do_dump(int argc, char *argv[])
209 {
210 char *buf = safe_malloc(SPA_MAXBLOCKSIZE);
211 uint64_t drr_record_count[DRR_NUMTYPES] = { 0 };
212 uint64_t total_payload_size = 0;
213 uint64_t total_overhead_size = 0;
214 uint64_t drr_byte_count[DRR_NUMTYPES] = { 0 };
215 char salt[ZIO_DATA_SALT_LEN * 2 + 1];
216 char iv[ZIO_DATA_IV_LEN * 2 + 1];
217 char mac[ZIO_DATA_MAC_LEN * 2 + 1];
218 uint64_t total_records = 0;
219 uint64_t payload_size;
220 dmu_replay_record_t thedrr;
221 dmu_replay_record_t *drr = &thedrr;
222 struct drr_begin *drrb = &thedrr.drr_u.drr_begin;
223 struct drr_end *drre = &thedrr.drr_u.drr_end;
224 struct drr_object *drro = &thedrr.drr_u.drr_object;
225 struct drr_freeobjects *drrfo = &thedrr.drr_u.drr_freeobjects;
226 struct drr_write *drrw = &thedrr.drr_u.drr_write;
227 struct drr_write_byref *drrwbr = &thedrr.drr_u.drr_write_byref;
228 struct drr_free *drrf = &thedrr.drr_u.drr_free;
229 struct drr_spill *drrs = &thedrr.drr_u.drr_spill;
230 struct drr_write_embedded *drrwe = &thedrr.drr_u.drr_write_embedded;
231 struct drr_object_range *drror = &thedrr.drr_u.drr_object_range;
232 struct drr_redact *drrr = &thedrr.drr_u.drr_redact;
233 struct drr_checksum *drrc = &thedrr.drr_u.drr_checksum;
234 int c;
235 boolean_t verbose = B_FALSE;
236 boolean_t very_verbose = B_FALSE;
237 boolean_t first = B_TRUE;
238 /*
239 * dump flag controls whether the contents of any modified data blocks
240 * are printed to the console during processing of the stream. Warning:
241 * for large streams, this can obviously lead to massive prints.
242 */
243 boolean_t dump = B_FALSE;
244 int err;
245 zio_cksum_t zc = { { 0 } };
246 zio_cksum_t pcksum = { { 0 } };
247
248 while ((c = getopt(argc, argv, ":vCd")) != -1) {
249 switch (c) {
250 case 'C':
251 do_cksum = B_FALSE;
252 break;
253 case 'v':
254 if (verbose)
255 very_verbose = B_TRUE;
256 verbose = B_TRUE;
257 break;
258 case 'd':
259 dump = B_TRUE;
260 verbose = B_TRUE;
261 very_verbose = B_TRUE;
262 break;
263 case ':':
264 (void) fprintf(stderr,
265 "missing argument for '%c' option\n", optopt);
266 zstream_usage();
267 break;
268 case '?':
269 (void) fprintf(stderr, "invalid option '%c'\n",
270 optopt);
271 zstream_usage();
272 break;
273 }
274 }
275
276 if (argc > optind) {
277 const char *filename = argv[optind];
278 send_stream = fopen(filename, "r");
279 if (send_stream == NULL) {
280 (void) fprintf(stderr,
281 "Error while opening file '%s': %s\n",
282 filename, strerror(errno));
283 exit(1);
284 }
285 } else {
286 if (isatty(STDIN_FILENO)) {
287 (void) fprintf(stderr,
288 "Error: The send stream is a binary format "
289 "and can not be read from a\n"
290 "terminal. Standard input must be redirected, "
291 "or a file must be\n"
292 "specified as a command-line argument.\n");
293 exit(1);
294 }
295 send_stream = stdin;
296 }
297
298 fletcher_4_init();
299 while (read_hdr(drr, &zc)) {
300 uint64_t featureflags = 0;
301
302 /*
303 * If this is the first DMU record being processed, check for
304 * the magic bytes and figure out the endian-ness based on them.
305 */
306 if (first) {
307 if (drrb->drr_magic == BSWAP_64(DMU_BACKUP_MAGIC)) {
308 do_byteswap = B_TRUE;
309 if (do_cksum) {
310 ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0);
311 /*
312 * recalculate header checksum now
313 * that we know it needs to be
314 * byteswapped.
315 */
316 fletcher_4_incremental_byteswap(drr,
317 sizeof (dmu_replay_record_t), &zc);
318 }
319 } else if (drrb->drr_magic != DMU_BACKUP_MAGIC) {
320 (void) fprintf(stderr, "Invalid stream "
321 "(bad magic number)\n");
322 exit(1);
323 }
324 first = B_FALSE;
325 }
326 if (do_byteswap) {
327 drr->drr_type = BSWAP_32(drr->drr_type);
328 drr->drr_payloadlen =
329 BSWAP_32(drr->drr_payloadlen);
330 }
331
332 /*
333 * At this point, the leading fields of the replay record
334 * (drr_type and drr_payloadlen) have been byte-swapped if
335 * necessary, but the rest of the data structure (the
336 * union of type-specific structures) is still in its
337 * original state.
338 */
339 if (drr->drr_type >= DRR_NUMTYPES) {
340 (void) printf("INVALID record found: type 0x%x\n",
341 drr->drr_type);
342 (void) printf("Aborting.\n");
343 exit(1);
344 }
345
346 drr_record_count[drr->drr_type]++;
347 total_overhead_size += sizeof (*drr);
348 total_records++;
349 payload_size = 0;
350
351 switch (drr->drr_type) {
352 case DRR_BEGIN:
353 if (do_byteswap) {
354 drrb->drr_magic = BSWAP_64(drrb->drr_magic);
355 drrb->drr_versioninfo =
356 BSWAP_64(drrb->drr_versioninfo);
357 drrb->drr_creation_time =
358 BSWAP_64(drrb->drr_creation_time);
359 drrb->drr_type = BSWAP_32(drrb->drr_type);
360 drrb->drr_flags = BSWAP_32(drrb->drr_flags);
361 drrb->drr_toguid = BSWAP_64(drrb->drr_toguid);
362 drrb->drr_fromguid =
363 BSWAP_64(drrb->drr_fromguid);
364 }
365
366 featureflags =
367 DMU_GET_FEATUREFLAGS(drrb->drr_versioninfo);
368
369 (void) printf("BEGIN record\n");
370 (void) printf("\thdrtype = %lld\n",
371 DMU_GET_STREAM_HDRTYPE(drrb->drr_versioninfo));
372 (void) printf("\tfeatures = %llx\n",
373 DMU_GET_FEATUREFLAGS(drrb->drr_versioninfo));
374 (void) printf("\tmagic = %llx\n",
375 (u_longlong_t)drrb->drr_magic);
376 (void) printf("\tcreation_time = %llx\n",
377 (u_longlong_t)drrb->drr_creation_time);
378 (void) printf("\ttype = %u\n", drrb->drr_type);
379 (void) printf("\tflags = 0x%x\n", drrb->drr_flags);
380 (void) printf("\ttoguid = %llx\n",
381 (u_longlong_t)drrb->drr_toguid);
382 (void) printf("\tfromguid = %llx\n",
383 (u_longlong_t)drrb->drr_fromguid);
384 (void) printf("\ttoname = %s\n", drrb->drr_toname);
385 (void) printf("\tpayloadlen = %u\n",
386 drr->drr_payloadlen);
387 if (verbose)
388 (void) printf("\n");
389
390 if (drr->drr_payloadlen != 0) {
391 nvlist_t *nv;
392 int sz = drr->drr_payloadlen;
393
394 if (sz > SPA_MAXBLOCKSIZE) {
395 free(buf);
396 buf = safe_malloc(sz);
397 }
398 (void) ssread(buf, sz, &zc);
399 if (ferror(send_stream))
400 perror("fread");
401 err = nvlist_unpack(buf, sz, &nv, 0);
402 if (err) {
403 perror(strerror(err));
404 } else {
405 nvlist_print(stdout, nv);
406 nvlist_free(nv);
407 }
408 payload_size = sz;
409 }
410 break;
411
412 case DRR_END:
413 if (do_byteswap) {
414 drre->drr_checksum.zc_word[0] =
415 BSWAP_64(drre->drr_checksum.zc_word[0]);
416 drre->drr_checksum.zc_word[1] =
417 BSWAP_64(drre->drr_checksum.zc_word[1]);
418 drre->drr_checksum.zc_word[2] =
419 BSWAP_64(drre->drr_checksum.zc_word[2]);
420 drre->drr_checksum.zc_word[3] =
421 BSWAP_64(drre->drr_checksum.zc_word[3]);
422 }
423 /*
424 * We compare against the *previous* checksum
425 * value, because the stored checksum is of
426 * everything before the DRR_END record.
427 */
428 if (do_cksum && !ZIO_CHECKSUM_EQUAL(drre->drr_checksum,
429 pcksum)) {
430 (void) printf("Expected checksum differs from "
431 "checksum in stream.\n");
432 (void) printf("Expected checksum = "
433 "%llx/%llx/%llx/%llx\n",
434 (long long unsigned int)pcksum.zc_word[0],
435 (long long unsigned int)pcksum.zc_word[1],
436 (long long unsigned int)pcksum.zc_word[2],
437 (long long unsigned int)pcksum.zc_word[3]);
438 }
439 (void) printf("END checksum = %llx/%llx/%llx/%llx\n",
440 (long long unsigned int)
441 drre->drr_checksum.zc_word[0],
442 (long long unsigned int)
443 drre->drr_checksum.zc_word[1],
444 (long long unsigned int)
445 drre->drr_checksum.zc_word[2],
446 (long long unsigned int)
447 drre->drr_checksum.zc_word[3]);
448
449 ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0);
450 break;
451
452 case DRR_OBJECT:
453 if (do_byteswap) {
454 drro->drr_object = BSWAP_64(drro->drr_object);
455 drro->drr_type = BSWAP_32(drro->drr_type);
456 drro->drr_bonustype =
457 BSWAP_32(drro->drr_bonustype);
458 drro->drr_blksz = BSWAP_32(drro->drr_blksz);
459 drro->drr_bonuslen =
460 BSWAP_32(drro->drr_bonuslen);
461 drro->drr_raw_bonuslen =
462 BSWAP_32(drro->drr_raw_bonuslen);
463 drro->drr_toguid = BSWAP_64(drro->drr_toguid);
464 drro->drr_maxblkid =
465 BSWAP_64(drro->drr_maxblkid);
466 }
467
468 if (featureflags & DMU_BACKUP_FEATURE_RAW &&
469 drro->drr_bonuslen > drro->drr_raw_bonuslen) {
470 (void) fprintf(stderr,
471 "Warning: Object %llu has bonuslen = "
472 "%u > raw_bonuslen = %u\n\n",
473 (u_longlong_t)drro->drr_object,
474 drro->drr_bonuslen, drro->drr_raw_bonuslen);
475 }
476
477 payload_size = DRR_OBJECT_PAYLOAD_SIZE(drro);
478
479 if (verbose) {
480 (void) printf("OBJECT object = %llu type = %u "
481 "bonustype = %u blksz = %u bonuslen = %u "
482 "dn_slots = %u raw_bonuslen = %u "
483 "flags = %u maxblkid = %llu "
484 "indblkshift = %u nlevels = %u "
485 "nblkptr = %u\n",
486 (u_longlong_t)drro->drr_object,
487 drro->drr_type,
488 drro->drr_bonustype,
489 drro->drr_blksz,
490 drro->drr_bonuslen,
491 drro->drr_dn_slots,
492 drro->drr_raw_bonuslen,
493 drro->drr_flags,
494 (u_longlong_t)drro->drr_maxblkid,
495 drro->drr_indblkshift,
496 drro->drr_nlevels,
497 drro->drr_nblkptr);
498 }
499 if (drro->drr_bonuslen > 0) {
500 (void) ssread(buf, payload_size, &zc);
501 if (dump)
502 print_block(buf, payload_size);
503 }
504 break;
505
506 case DRR_FREEOBJECTS:
507 if (do_byteswap) {
508 drrfo->drr_firstobj =
509 BSWAP_64(drrfo->drr_firstobj);
510 drrfo->drr_numobjs =
511 BSWAP_64(drrfo->drr_numobjs);
512 drrfo->drr_toguid = BSWAP_64(drrfo->drr_toguid);
513 }
514 if (verbose) {
515 (void) printf("FREEOBJECTS firstobj = %llu "
516 "numobjs = %llu\n",
517 (u_longlong_t)drrfo->drr_firstobj,
518 (u_longlong_t)drrfo->drr_numobjs);
519 }
520 break;
521
522 case DRR_WRITE:
523 if (do_byteswap) {
524 drrw->drr_object = BSWAP_64(drrw->drr_object);
525 drrw->drr_type = BSWAP_32(drrw->drr_type);
526 drrw->drr_offset = BSWAP_64(drrw->drr_offset);
527 drrw->drr_logical_size =
528 BSWAP_64(drrw->drr_logical_size);
529 drrw->drr_toguid = BSWAP_64(drrw->drr_toguid);
530 drrw->drr_key.ddk_prop =
531 BSWAP_64(drrw->drr_key.ddk_prop);
532 drrw->drr_compressed_size =
533 BSWAP_64(drrw->drr_compressed_size);
534 }
535
536 payload_size = DRR_WRITE_PAYLOAD_SIZE(drrw);
537
538 /*
539 * If this is verbose and/or dump output,
540 * print info on the modified block
541 */
542 if (verbose) {
543 sprintf_bytes(salt, drrw->drr_salt,
544 ZIO_DATA_SALT_LEN);
545 sprintf_bytes(iv, drrw->drr_iv,
546 ZIO_DATA_IV_LEN);
547 sprintf_bytes(mac, drrw->drr_mac,
548 ZIO_DATA_MAC_LEN);
549
550 (void) printf("WRITE object = %llu type = %u "
551 "checksum type = %u compression type = %u "
552 "flags = %u offset = %llu "
553 "logical_size = %llu "
554 "compressed_size = %llu "
555 "payload_size = %llu props = %llx "
556 "salt = %s iv = %s mac = %s\n",
557 (u_longlong_t)drrw->drr_object,
558 drrw->drr_type,
559 drrw->drr_checksumtype,
560 drrw->drr_compressiontype,
561 drrw->drr_flags,
562 (u_longlong_t)drrw->drr_offset,
563 (u_longlong_t)drrw->drr_logical_size,
564 (u_longlong_t)drrw->drr_compressed_size,
565 (u_longlong_t)payload_size,
566 (u_longlong_t)drrw->drr_key.ddk_prop,
567 salt,
568 iv,
569 mac);
570 }
571
572 /*
573 * Read the contents of the block in from STDIN to buf
574 */
575 (void) ssread(buf, payload_size, &zc);
576 /*
577 * If in dump mode
578 */
579 if (dump) {
580 print_block(buf, payload_size);
581 }
582 break;
583
584 case DRR_WRITE_BYREF:
585 if (do_byteswap) {
586 drrwbr->drr_object =
587 BSWAP_64(drrwbr->drr_object);
588 drrwbr->drr_offset =
589 BSWAP_64(drrwbr->drr_offset);
590 drrwbr->drr_length =
591 BSWAP_64(drrwbr->drr_length);
592 drrwbr->drr_toguid =
593 BSWAP_64(drrwbr->drr_toguid);
594 drrwbr->drr_refguid =
595 BSWAP_64(drrwbr->drr_refguid);
596 drrwbr->drr_refobject =
597 BSWAP_64(drrwbr->drr_refobject);
598 drrwbr->drr_refoffset =
599 BSWAP_64(drrwbr->drr_refoffset);
600 drrwbr->drr_key.ddk_prop =
601 BSWAP_64(drrwbr->drr_key.ddk_prop);
602 }
603 if (verbose) {
604 (void) printf("WRITE_BYREF object = %llu "
605 "checksum type = %u props = %llx "
606 "offset = %llu length = %llu "
607 "toguid = %llx refguid = %llx "
608 "refobject = %llu refoffset = %llu\n",
609 (u_longlong_t)drrwbr->drr_object,
610 drrwbr->drr_checksumtype,
611 (u_longlong_t)drrwbr->drr_key.ddk_prop,
612 (u_longlong_t)drrwbr->drr_offset,
613 (u_longlong_t)drrwbr->drr_length,
614 (u_longlong_t)drrwbr->drr_toguid,
615 (u_longlong_t)drrwbr->drr_refguid,
616 (u_longlong_t)drrwbr->drr_refobject,
617 (u_longlong_t)drrwbr->drr_refoffset);
618 }
619 break;
620
621 case DRR_FREE:
622 if (do_byteswap) {
623 drrf->drr_object = BSWAP_64(drrf->drr_object);
624 drrf->drr_offset = BSWAP_64(drrf->drr_offset);
625 drrf->drr_length = BSWAP_64(drrf->drr_length);
626 }
627 if (verbose) {
628 (void) printf("FREE object = %llu "
629 "offset = %llu length = %lld\n",
630 (u_longlong_t)drrf->drr_object,
631 (u_longlong_t)drrf->drr_offset,
632 (longlong_t)drrf->drr_length);
633 }
634 break;
635 case DRR_SPILL:
636 if (do_byteswap) {
637 drrs->drr_object = BSWAP_64(drrs->drr_object);
638 drrs->drr_length = BSWAP_64(drrs->drr_length);
639 drrs->drr_compressed_size =
640 BSWAP_64(drrs->drr_compressed_size);
641 drrs->drr_type = BSWAP_32(drrs->drr_type);
642 }
643
644 payload_size = DRR_SPILL_PAYLOAD_SIZE(drrs);
645
646 if (verbose) {
647 sprintf_bytes(salt, drrs->drr_salt,
648 ZIO_DATA_SALT_LEN);
649 sprintf_bytes(iv, drrs->drr_iv,
650 ZIO_DATA_IV_LEN);
651 sprintf_bytes(mac, drrs->drr_mac,
652 ZIO_DATA_MAC_LEN);
653
654 (void) printf("SPILL block for object = %llu "
655 "length = %llu flags = %u "
656 "compression type = %u "
657 "compressed_size = %llu "
658 "payload_size = %llu "
659 "salt = %s iv = %s mac = %s\n",
660 (u_longlong_t)drrs->drr_object,
661 (u_longlong_t)drrs->drr_length,
662 drrs->drr_flags,
663 drrs->drr_compressiontype,
664 (u_longlong_t)drrs->drr_compressed_size,
665 (u_longlong_t)payload_size,
666 salt,
667 iv,
668 mac);
669 }
670 (void) ssread(buf, payload_size, &zc);
671 if (dump) {
672 print_block(buf, payload_size);
673 }
674 break;
675 case DRR_WRITE_EMBEDDED:
676 if (do_byteswap) {
677 drrwe->drr_object =
678 BSWAP_64(drrwe->drr_object);
679 drrwe->drr_offset =
680 BSWAP_64(drrwe->drr_offset);
681 drrwe->drr_length =
682 BSWAP_64(drrwe->drr_length);
683 drrwe->drr_toguid =
684 BSWAP_64(drrwe->drr_toguid);
685 drrwe->drr_lsize =
686 BSWAP_32(drrwe->drr_lsize);
687 drrwe->drr_psize =
688 BSWAP_32(drrwe->drr_psize);
689 }
690 if (verbose) {
691 (void) printf("WRITE_EMBEDDED object = %llu "
692 "offset = %llu length = %llu "
693 "toguid = %llx comp = %u etype = %u "
694 "lsize = %u psize = %u\n",
695 (u_longlong_t)drrwe->drr_object,
696 (u_longlong_t)drrwe->drr_offset,
697 (u_longlong_t)drrwe->drr_length,
698 (u_longlong_t)drrwe->drr_toguid,
699 drrwe->drr_compression,
700 drrwe->drr_etype,
701 drrwe->drr_lsize,
702 drrwe->drr_psize);
703 }
704 (void) ssread(buf,
705 P2ROUNDUP(drrwe->drr_psize, 8), &zc);
706 if (dump) {
707 print_block(buf,
708 P2ROUNDUP(drrwe->drr_psize, 8));
709 }
710 payload_size = P2ROUNDUP(drrwe->drr_psize, 8);
711 break;
712 case DRR_OBJECT_RANGE:
713 if (do_byteswap) {
714 drror->drr_firstobj =
715 BSWAP_64(drror->drr_firstobj);
716 drror->drr_numslots =
717 BSWAP_64(drror->drr_numslots);
718 drror->drr_toguid = BSWAP_64(drror->drr_toguid);
719 }
720 if (verbose) {
721 sprintf_bytes(salt, drror->drr_salt,
722 ZIO_DATA_SALT_LEN);
723 sprintf_bytes(iv, drror->drr_iv,
724 ZIO_DATA_IV_LEN);
725 sprintf_bytes(mac, drror->drr_mac,
726 ZIO_DATA_MAC_LEN);
727
728 (void) printf("OBJECT_RANGE firstobj = %llu "
729 "numslots = %llu flags = %u "
730 "salt = %s iv = %s mac = %s\n",
731 (u_longlong_t)drror->drr_firstobj,
732 (u_longlong_t)drror->drr_numslots,
733 drror->drr_flags,
734 salt,
735 iv,
736 mac);
737 }
738 break;
739 case DRR_REDACT:
740 if (do_byteswap) {
741 drrr->drr_object = BSWAP_64(drrr->drr_object);
742 drrr->drr_offset = BSWAP_64(drrr->drr_offset);
743 drrr->drr_length = BSWAP_64(drrr->drr_length);
744 drrr->drr_toguid = BSWAP_64(drrr->drr_toguid);
745 }
746 if (verbose) {
747 (void) printf("REDACT object = %llu offset = "
748 "%llu length = %llu\n",
749 (u_longlong_t)drrr->drr_object,
750 (u_longlong_t)drrr->drr_offset,
751 (u_longlong_t)drrr->drr_length);
752 }
753 break;
754 case DRR_NUMTYPES:
755 /* should never be reached */
756 exit(1);
757 }
758 if (drr->drr_type != DRR_BEGIN && very_verbose) {
759 (void) printf(" checksum = %llx/%llx/%llx/%llx\n",
760 (longlong_t)drrc->drr_checksum.zc_word[0],
761 (longlong_t)drrc->drr_checksum.zc_word[1],
762 (longlong_t)drrc->drr_checksum.zc_word[2],
763 (longlong_t)drrc->drr_checksum.zc_word[3]);
764 }
765 pcksum = zc;
766 drr_byte_count[drr->drr_type] += payload_size;
767 total_payload_size += payload_size;
768 }
769 free(buf);
770 fletcher_4_fini();
771
772 /* Print final summary */
773
774 (void) printf("SUMMARY:\n");
775 (void) printf("\tTotal DRR_BEGIN records = %lld (%llu bytes)\n",
776 (u_longlong_t)drr_record_count[DRR_BEGIN],
777 (u_longlong_t)drr_byte_count[DRR_BEGIN]);
778 (void) printf("\tTotal DRR_END records = %lld (%llu bytes)\n",
779 (u_longlong_t)drr_record_count[DRR_END],
780 (u_longlong_t)drr_byte_count[DRR_END]);
781 (void) printf("\tTotal DRR_OBJECT records = %lld (%llu bytes)\n",
782 (u_longlong_t)drr_record_count[DRR_OBJECT],
783 (u_longlong_t)drr_byte_count[DRR_OBJECT]);
784 (void) printf("\tTotal DRR_FREEOBJECTS records = %lld (%llu bytes)\n",
785 (u_longlong_t)drr_record_count[DRR_FREEOBJECTS],
786 (u_longlong_t)drr_byte_count[DRR_FREEOBJECTS]);
787 (void) printf("\tTotal DRR_WRITE records = %lld (%llu bytes)\n",
788 (u_longlong_t)drr_record_count[DRR_WRITE],
789 (u_longlong_t)drr_byte_count[DRR_WRITE]);
790 (void) printf("\tTotal DRR_WRITE_BYREF records = %lld (%llu bytes)\n",
791 (u_longlong_t)drr_record_count[DRR_WRITE_BYREF],
792 (u_longlong_t)drr_byte_count[DRR_WRITE_BYREF]);
793 (void) printf("\tTotal DRR_WRITE_EMBEDDED records = %lld (%llu "
794 "bytes)\n", (u_longlong_t)drr_record_count[DRR_WRITE_EMBEDDED],
795 (u_longlong_t)drr_byte_count[DRR_WRITE_EMBEDDED]);
796 (void) printf("\tTotal DRR_FREE records = %lld (%llu bytes)\n",
797 (u_longlong_t)drr_record_count[DRR_FREE],
798 (u_longlong_t)drr_byte_count[DRR_FREE]);
799 (void) printf("\tTotal DRR_SPILL records = %lld (%llu bytes)\n",
800 (u_longlong_t)drr_record_count[DRR_SPILL],
801 (u_longlong_t)drr_byte_count[DRR_SPILL]);
802 (void) printf("\tTotal records = %lld\n",
803 (u_longlong_t)total_records);
804 (void) printf("\tTotal payload size = %lld (0x%llx)\n",
805 (u_longlong_t)total_payload_size, (u_longlong_t)total_payload_size);
806 (void) printf("\tTotal header overhead = %lld (0x%llx)\n",
807 (u_longlong_t)total_overhead_size,
808 (u_longlong_t)total_overhead_size);
809 (void) printf("\tTotal stream length = %lld (0x%llx)\n",
810 (u_longlong_t)total_stream_len, (u_longlong_t)total_stream_len);
811 return (0);
812 }
OpenZFS on Linux and FreeBSD