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Fix memleak in cmd/mount_zfs.c
[zfs.git] / cmd / zstream / zstream_dump.c
blob45cf7b97a147204fa13326d67567c11fa5a8a21b
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 <strings.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 static 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
301 /*
302 * If this is the first DMU record being processed, check for
303 * the magic bytes and figure out the endian-ness based on them.
304 */
305 if (first) {
306 if (drrb->drr_magic == BSWAP_64(DMU_BACKUP_MAGIC)) {
307 do_byteswap = B_TRUE;
308 if (do_cksum) {
309 ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0);
310 /*
311 * recalculate header checksum now
312 * that we know it needs to be
313 * byteswapped.
314 */
315 fletcher_4_incremental_byteswap(drr,
316 sizeof (dmu_replay_record_t), &zc);
317 }
318 } else if (drrb->drr_magic != DMU_BACKUP_MAGIC) {
319 (void) fprintf(stderr, "Invalid stream "
320 "(bad magic number)\n");
321 exit(1);
322 }
323 first = B_FALSE;
324 }
325 if (do_byteswap) {
326 drr->drr_type = BSWAP_32(drr->drr_type);
327 drr->drr_payloadlen =
328 BSWAP_32(drr->drr_payloadlen);
329 }
330
331 /*
332 * At this point, the leading fields of the replay record
333 * (drr_type and drr_payloadlen) have been byte-swapped if
334 * necessary, but the rest of the data structure (the
335 * union of type-specific structures) is still in its
336 * original state.
337 */
338 if (drr->drr_type >= DRR_NUMTYPES) {
339 (void) printf("INVALID record found: type 0x%x\n",
340 drr->drr_type);
341 (void) printf("Aborting.\n");
342 exit(1);
343 }
344
345 drr_record_count[drr->drr_type]++;
346 total_overhead_size += sizeof (*drr);
347 total_records++;
348 payload_size = 0;
349
350 switch (drr->drr_type) {
351 case DRR_BEGIN:
352 if (do_byteswap) {
353 drrb->drr_magic = BSWAP_64(drrb->drr_magic);
354 drrb->drr_versioninfo =
355 BSWAP_64(drrb->drr_versioninfo);
356 drrb->drr_creation_time =
357 BSWAP_64(drrb->drr_creation_time);
358 drrb->drr_type = BSWAP_32(drrb->drr_type);
359 drrb->drr_flags = BSWAP_32(drrb->drr_flags);
360 drrb->drr_toguid = BSWAP_64(drrb->drr_toguid);
361 drrb->drr_fromguid =
362 BSWAP_64(drrb->drr_fromguid);
363 }
364
365 (void) printf("BEGIN record\n");
366 (void) printf("\thdrtype = %lld\n",
367 DMU_GET_STREAM_HDRTYPE(drrb->drr_versioninfo));
368 (void) printf("\tfeatures = %llx\n",
369 DMU_GET_FEATUREFLAGS(drrb->drr_versioninfo));
370 (void) printf("\tmagic = %llx\n",
371 (u_longlong_t)drrb->drr_magic);
372 (void) printf("\tcreation_time = %llx\n",
373 (u_longlong_t)drrb->drr_creation_time);
374 (void) printf("\ttype = %u\n", drrb->drr_type);
375 (void) printf("\tflags = 0x%x\n", drrb->drr_flags);
376 (void) printf("\ttoguid = %llx\n",
377 (u_longlong_t)drrb->drr_toguid);
378 (void) printf("\tfromguid = %llx\n",
379 (u_longlong_t)drrb->drr_fromguid);
380 (void) printf("\ttoname = %s\n", drrb->drr_toname);
381 (void) printf("\tpayloadlen = %u\n",
382 drr->drr_payloadlen);
383 if (verbose)
384 (void) printf("\n");
385
386 if (drr->drr_payloadlen != 0) {
387 nvlist_t *nv;
388 int sz = drr->drr_payloadlen;
389
390 if (sz > SPA_MAXBLOCKSIZE) {
391 free(buf);
392 buf = safe_malloc(sz);
393 }
394 (void) ssread(buf, sz, &zc);
395 if (ferror(send_stream))
396 perror("fread");
397 err = nvlist_unpack(buf, sz, &nv, 0);
398 if (err) {
399 perror(strerror(err));
400 } else {
401 nvlist_print(stdout, nv);
402 nvlist_free(nv);
403 }
404 payload_size = sz;
405 }
406 break;
407
408 case DRR_END:
409 if (do_byteswap) {
410 drre->drr_checksum.zc_word[0] =
411 BSWAP_64(drre->drr_checksum.zc_word[0]);
412 drre->drr_checksum.zc_word[1] =
413 BSWAP_64(drre->drr_checksum.zc_word[1]);
414 drre->drr_checksum.zc_word[2] =
415 BSWAP_64(drre->drr_checksum.zc_word[2]);
416 drre->drr_checksum.zc_word[3] =
417 BSWAP_64(drre->drr_checksum.zc_word[3]);
418 }
419 /*
420 * We compare against the *previous* checksum
421 * value, because the stored checksum is of
422 * everything before the DRR_END record.
423 */
424 if (do_cksum && !ZIO_CHECKSUM_EQUAL(drre->drr_checksum,
425 pcksum)) {
426 (void) printf("Expected checksum differs from "
427 "checksum in stream.\n");
428 (void) printf("Expected checksum = "
429 "%llx/%llx/%llx/%llx\n",
430 (long long unsigned int)pcksum.zc_word[0],
431 (long long unsigned int)pcksum.zc_word[1],
432 (long long unsigned int)pcksum.zc_word[2],
433 (long long unsigned int)pcksum.zc_word[3]);
434 }
435 (void) printf("END checksum = %llx/%llx/%llx/%llx\n",
436 (long long unsigned int)
437 drre->drr_checksum.zc_word[0],
438 (long long unsigned int)
439 drre->drr_checksum.zc_word[1],
440 (long long unsigned int)
441 drre->drr_checksum.zc_word[2],
442 (long long unsigned int)
443 drre->drr_checksum.zc_word[3]);
444
445 ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0);
446 break;
447
448 case DRR_OBJECT:
449 if (do_byteswap) {
450 drro->drr_object = BSWAP_64(drro->drr_object);
451 drro->drr_type = BSWAP_32(drro->drr_type);
452 drro->drr_bonustype =
453 BSWAP_32(drro->drr_bonustype);
454 drro->drr_blksz = BSWAP_32(drro->drr_blksz);
455 drro->drr_bonuslen =
456 BSWAP_32(drro->drr_bonuslen);
457 drro->drr_raw_bonuslen =
458 BSWAP_32(drro->drr_raw_bonuslen);
459 drro->drr_toguid = BSWAP_64(drro->drr_toguid);
460 drro->drr_maxblkid =
461 BSWAP_64(drro->drr_maxblkid);
462 }
463
464 payload_size = DRR_OBJECT_PAYLOAD_SIZE(drro);
465
466 if (verbose) {
467 (void) printf("OBJECT object = %llu type = %u "
468 "bonustype = %u blksz = %u bonuslen = %u "
469 "dn_slots = %u raw_bonuslen = %u "
470 "flags = %u maxblkid = %llu "
471 "indblkshift = %u nlevels = %u "
472 "nblkptr = %u\n",
473 (u_longlong_t)drro->drr_object,
474 drro->drr_type,
475 drro->drr_bonustype,
476 drro->drr_blksz,
477 drro->drr_bonuslen,
478 drro->drr_dn_slots,
479 drro->drr_raw_bonuslen,
480 drro->drr_flags,
481 (u_longlong_t)drro->drr_maxblkid,
482 drro->drr_indblkshift,
483 drro->drr_nlevels,
484 drro->drr_nblkptr);
485 }
486 if (drro->drr_bonuslen > 0) {
487 (void) ssread(buf, payload_size, &zc);
488 if (dump)
489 print_block(buf, payload_size);
490 }
491 break;
492
493 case DRR_FREEOBJECTS:
494 if (do_byteswap) {
495 drrfo->drr_firstobj =
496 BSWAP_64(drrfo->drr_firstobj);
497 drrfo->drr_numobjs =
498 BSWAP_64(drrfo->drr_numobjs);
499 drrfo->drr_toguid = BSWAP_64(drrfo->drr_toguid);
500 }
501 if (verbose) {
502 (void) printf("FREEOBJECTS firstobj = %llu "
503 "numobjs = %llu\n",
504 (u_longlong_t)drrfo->drr_firstobj,
505 (u_longlong_t)drrfo->drr_numobjs);
506 }
507 break;
508
509 case DRR_WRITE:
510 if (do_byteswap) {
511 drrw->drr_object = BSWAP_64(drrw->drr_object);
512 drrw->drr_type = BSWAP_32(drrw->drr_type);
513 drrw->drr_offset = BSWAP_64(drrw->drr_offset);
514 drrw->drr_logical_size =
515 BSWAP_64(drrw->drr_logical_size);
516 drrw->drr_toguid = BSWAP_64(drrw->drr_toguid);
517 drrw->drr_key.ddk_prop =
518 BSWAP_64(drrw->drr_key.ddk_prop);
519 drrw->drr_compressed_size =
520 BSWAP_64(drrw->drr_compressed_size);
521 }
522
523 payload_size = DRR_WRITE_PAYLOAD_SIZE(drrw);
524
525 /*
526 * If this is verbose and/or dump output,
527 * print info on the modified block
528 */
529 if (verbose) {
530 sprintf_bytes(salt, drrw->drr_salt,
531 ZIO_DATA_SALT_LEN);
532 sprintf_bytes(iv, drrw->drr_iv,
533 ZIO_DATA_IV_LEN);
534 sprintf_bytes(mac, drrw->drr_mac,
535 ZIO_DATA_MAC_LEN);
536
537 (void) printf("WRITE object = %llu type = %u "
538 "checksum type = %u compression type = %u "
539 "flags = %u offset = %llu "
540 "logical_size = %llu "
541 "compressed_size = %llu "
542 "payload_size = %llu props = %llx "
543 "salt = %s iv = %s mac = %s\n",
544 (u_longlong_t)drrw->drr_object,
545 drrw->drr_type,
546 drrw->drr_checksumtype,
547 drrw->drr_compressiontype,
548 drrw->drr_flags,
549 (u_longlong_t)drrw->drr_offset,
550 (u_longlong_t)drrw->drr_logical_size,
551 (u_longlong_t)drrw->drr_compressed_size,
552 (u_longlong_t)payload_size,
553 (u_longlong_t)drrw->drr_key.ddk_prop,
554 salt,
555 iv,
556 mac);
557 }
558
559 /*
560 * Read the contents of the block in from STDIN to buf
561 */
562 (void) ssread(buf, payload_size, &zc);
563 /*
564 * If in dump mode
565 */
566 if (dump) {
567 print_block(buf, payload_size);
568 }
569 break;
570
571 case DRR_WRITE_BYREF:
572 if (do_byteswap) {
573 drrwbr->drr_object =
574 BSWAP_64(drrwbr->drr_object);
575 drrwbr->drr_offset =
576 BSWAP_64(drrwbr->drr_offset);
577 drrwbr->drr_length =
578 BSWAP_64(drrwbr->drr_length);
579 drrwbr->drr_toguid =
580 BSWAP_64(drrwbr->drr_toguid);
581 drrwbr->drr_refguid =
582 BSWAP_64(drrwbr->drr_refguid);
583 drrwbr->drr_refobject =
584 BSWAP_64(drrwbr->drr_refobject);
585 drrwbr->drr_refoffset =
586 BSWAP_64(drrwbr->drr_refoffset);
587 drrwbr->drr_key.ddk_prop =
588 BSWAP_64(drrwbr->drr_key.ddk_prop);
589 }
590 if (verbose) {
591 (void) printf("WRITE_BYREF object = %llu "
592 "checksum type = %u props = %llx "
593 "offset = %llu length = %llu "
594 "toguid = %llx refguid = %llx "
595 "refobject = %llu refoffset = %llu\n",
596 (u_longlong_t)drrwbr->drr_object,
597 drrwbr->drr_checksumtype,
598 (u_longlong_t)drrwbr->drr_key.ddk_prop,
599 (u_longlong_t)drrwbr->drr_offset,
600 (u_longlong_t)drrwbr->drr_length,
601 (u_longlong_t)drrwbr->drr_toguid,
602 (u_longlong_t)drrwbr->drr_refguid,
603 (u_longlong_t)drrwbr->drr_refobject,
604 (u_longlong_t)drrwbr->drr_refoffset);
605 }
606 break;
607
608 case DRR_FREE:
609 if (do_byteswap) {
610 drrf->drr_object = BSWAP_64(drrf->drr_object);
611 drrf->drr_offset = BSWAP_64(drrf->drr_offset);
612 drrf->drr_length = BSWAP_64(drrf->drr_length);
613 }
614 if (verbose) {
615 (void) printf("FREE object = %llu "
616 "offset = %llu length = %lld\n",
617 (u_longlong_t)drrf->drr_object,
618 (u_longlong_t)drrf->drr_offset,
619 (longlong_t)drrf->drr_length);
620 }
621 break;
622 case DRR_SPILL:
623 if (do_byteswap) {
624 drrs->drr_object = BSWAP_64(drrs->drr_object);
625 drrs->drr_length = BSWAP_64(drrs->drr_length);
626 drrs->drr_compressed_size =
627 BSWAP_64(drrs->drr_compressed_size);
628 drrs->drr_type = BSWAP_32(drrs->drr_type);
629 }
630
631 payload_size = DRR_SPILL_PAYLOAD_SIZE(drrs);
632
633 if (verbose) {
634 sprintf_bytes(salt, drrs->drr_salt,
635 ZIO_DATA_SALT_LEN);
636 sprintf_bytes(iv, drrs->drr_iv,
637 ZIO_DATA_IV_LEN);
638 sprintf_bytes(mac, drrs->drr_mac,
639 ZIO_DATA_MAC_LEN);
640
641 (void) printf("SPILL block for object = %llu "
642 "length = %llu flags = %u "
643 "compression type = %u "
644 "compressed_size = %llu "
645 "payload_size = %llu "
646 "salt = %s iv = %s mac = %s\n",
647 (u_longlong_t)drrs->drr_object,
648 (u_longlong_t)drrs->drr_length,
649 drrs->drr_flags,
650 drrs->drr_compressiontype,
651 (u_longlong_t)drrs->drr_compressed_size,
652 (u_longlong_t)payload_size,
653 salt,
654 iv,
655 mac);
656 }
657 (void) ssread(buf, payload_size, &zc);
658 if (dump) {
659 print_block(buf, payload_size);
660 }
661 break;
662 case DRR_WRITE_EMBEDDED:
663 if (do_byteswap) {
664 drrwe->drr_object =
665 BSWAP_64(drrwe->drr_object);
666 drrwe->drr_offset =
667 BSWAP_64(drrwe->drr_offset);
668 drrwe->drr_length =
669 BSWAP_64(drrwe->drr_length);
670 drrwe->drr_toguid =
671 BSWAP_64(drrwe->drr_toguid);
672 drrwe->drr_lsize =
673 BSWAP_32(drrwe->drr_lsize);
674 drrwe->drr_psize =
675 BSWAP_32(drrwe->drr_psize);
676 }
677 if (verbose) {
678 (void) printf("WRITE_EMBEDDED object = %llu "
679 "offset = %llu length = %llu "
680 "toguid = %llx comp = %u etype = %u "
681 "lsize = %u psize = %u\n",
682 (u_longlong_t)drrwe->drr_object,
683 (u_longlong_t)drrwe->drr_offset,
684 (u_longlong_t)drrwe->drr_length,
685 (u_longlong_t)drrwe->drr_toguid,
686 drrwe->drr_compression,
687 drrwe->drr_etype,
688 drrwe->drr_lsize,
689 drrwe->drr_psize);
690 }
691 (void) ssread(buf,
692 P2ROUNDUP(drrwe->drr_psize, 8), &zc);
693 if (dump) {
694 print_block(buf,
695 P2ROUNDUP(drrwe->drr_psize, 8));
696 }
697 payload_size = P2ROUNDUP(drrwe->drr_psize, 8);
698 break;
699 case DRR_OBJECT_RANGE:
700 if (do_byteswap) {
701 drror->drr_firstobj =
702 BSWAP_64(drror->drr_firstobj);
703 drror->drr_numslots =
704 BSWAP_64(drror->drr_numslots);
705 drror->drr_toguid = BSWAP_64(drror->drr_toguid);
706 }
707 if (verbose) {
708 sprintf_bytes(salt, drror->drr_salt,
709 ZIO_DATA_SALT_LEN);
710 sprintf_bytes(iv, drror->drr_iv,
711 ZIO_DATA_IV_LEN);
712 sprintf_bytes(mac, drror->drr_mac,
713 ZIO_DATA_MAC_LEN);
714
715 (void) printf("OBJECT_RANGE firstobj = %llu "
716 "numslots = %llu flags = %u "
717 "salt = %s iv = %s mac = %s\n",
718 (u_longlong_t)drror->drr_firstobj,
719 (u_longlong_t)drror->drr_numslots,
720 drror->drr_flags,
721 salt,
722 iv,
723 mac);
724 }
725 break;
726 case DRR_REDACT:
727 if (do_byteswap) {
728 drrr->drr_object = BSWAP_64(drrr->drr_object);
729 drrr->drr_offset = BSWAP_64(drrr->drr_offset);
730 drrr->drr_length = BSWAP_64(drrr->drr_length);
731 drrr->drr_toguid = BSWAP_64(drrr->drr_toguid);
732 }
733 if (verbose) {
734 (void) printf("REDACT object = %llu offset = "
735 "%llu length = %llu\n",
736 (u_longlong_t)drrr->drr_object,
737 (u_longlong_t)drrr->drr_offset,
738 (u_longlong_t)drrr->drr_length);
739 }
740 break;
741 case DRR_NUMTYPES:
742 /* should never be reached */
743 exit(1);
744 }
745 if (drr->drr_type != DRR_BEGIN && very_verbose) {
746 (void) printf(" checksum = %llx/%llx/%llx/%llx\n",
747 (longlong_t)drrc->drr_checksum.zc_word[0],
748 (longlong_t)drrc->drr_checksum.zc_word[1],
749 (longlong_t)drrc->drr_checksum.zc_word[2],
750 (longlong_t)drrc->drr_checksum.zc_word[3]);
751 }
752 pcksum = zc;
753 drr_byte_count[drr->drr_type] += payload_size;
754 total_payload_size += payload_size;
755 }
756 free(buf);
757 fletcher_4_fini();
758
759 /* Print final summary */
760
761 (void) printf("SUMMARY:\n");
762 (void) printf("\tTotal DRR_BEGIN records = %lld (%llu bytes)\n",
763 (u_longlong_t)drr_record_count[DRR_BEGIN],
764 (u_longlong_t)drr_byte_count[DRR_BEGIN]);
765 (void) printf("\tTotal DRR_END records = %lld (%llu bytes)\n",
766 (u_longlong_t)drr_record_count[DRR_END],
767 (u_longlong_t)drr_byte_count[DRR_END]);
768 (void) printf("\tTotal DRR_OBJECT records = %lld (%llu bytes)\n",
769 (u_longlong_t)drr_record_count[DRR_OBJECT],
770 (u_longlong_t)drr_byte_count[DRR_OBJECT]);
771 (void) printf("\tTotal DRR_FREEOBJECTS records = %lld (%llu bytes)\n",
772 (u_longlong_t)drr_record_count[DRR_FREEOBJECTS],
773 (u_longlong_t)drr_byte_count[DRR_FREEOBJECTS]);
774 (void) printf("\tTotal DRR_WRITE records = %lld (%llu bytes)\n",
775 (u_longlong_t)drr_record_count[DRR_WRITE],
776 (u_longlong_t)drr_byte_count[DRR_WRITE]);
777 (void) printf("\tTotal DRR_WRITE_BYREF records = %lld (%llu bytes)\n",
778 (u_longlong_t)drr_record_count[DRR_WRITE_BYREF],
779 (u_longlong_t)drr_byte_count[DRR_WRITE_BYREF]);
780 (void) printf("\tTotal DRR_WRITE_EMBEDDED records = %lld (%llu "
781 "bytes)\n", (u_longlong_t)drr_record_count[DRR_WRITE_EMBEDDED],
782 (u_longlong_t)drr_byte_count[DRR_WRITE_EMBEDDED]);
783 (void) printf("\tTotal DRR_FREE records = %lld (%llu bytes)\n",
784 (u_longlong_t)drr_record_count[DRR_FREE],
785 (u_longlong_t)drr_byte_count[DRR_FREE]);
786 (void) printf("\tTotal DRR_SPILL records = %lld (%llu bytes)\n",
787 (u_longlong_t)drr_record_count[DRR_SPILL],
788 (u_longlong_t)drr_byte_count[DRR_SPILL]);
789 (void) printf("\tTotal records = %lld\n",
790 (u_longlong_t)total_records);
791 (void) printf("\tTotal payload size = %lld (0x%llx)\n",
792 (u_longlong_t)total_payload_size, (u_longlong_t)total_payload_size);
793 (void) printf("\tTotal header overhead = %lld (0x%llx)\n",
794 (u_longlong_t)total_overhead_size,
795 (u_longlong_t)total_overhead_size);
796 (void) printf("\tTotal stream length = %lld (0x%llx)\n",
797 (u_longlong_t)total_stream_len, (u_longlong_t)total_stream_len);
798 return (0);
799 }
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