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 27 /* 28 * Copyright (c) 2014 Integros [integros.com] 29 * Copyright (c) 2013, 2015 by Delphix. All rights reserved. 30 */ 31 32 #include <ctype.h> 33 #include <libnvpair.h> 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <strings.h> 37 #include <unistd.h> 38 #include <stddef.h> 39 40 #include <sys/dmu.h> 41 #include <sys/zfs_ioctl.h> 42 #include <sys/zio.h> 43 #include <zfs_fletcher.h> 44 45 /* 46 * If dump mode is enabled, the number of bytes to print per line 47 */ 48 #define BYTES_PER_LINE 16 49 /* 50 * If dump mode is enabled, the number of bytes to group together, separated 51 * by newlines or spaces 52 */ 53 #define DUMP_GROUPING 4 54 55 uint64_t total_write_size = 0; 56 uint64_t total_stream_len = 0; 57 FILE *send_stream = 0; 58 boolean_t do_byteswap = B_FALSE; 59 boolean_t do_cksum = B_TRUE; 60 61 static void 62 usage(void) 63 { 64 (void) fprintf(stderr, "usage: zstreamdump [-v] [-C] [-d] < file\n"); 65 (void) fprintf(stderr, "\t -v -- verbose\n"); 66 (void) fprintf(stderr, "\t -C -- suppress checksum verification\n"); 67 (void) fprintf(stderr, "\t -d -- dump contents of blocks modified, " 68 "implies verbose\n"); 69 exit(1); 70 } 71 72 static void * 73 safe_malloc(size_t size) 74 { 75 void *rv = malloc(size); 76 if (rv == NULL) { 77 (void) fprintf(stderr, "ERROR; failed to allocate %zu bytes\n", 78 size); 79 abort(); 80 } 81 return (rv); 82 } 83 84 /* 85 * ssread - send stream read. 86 * 87 * Read while computing incremental checksum 88 */ 89 static size_t 90 ssread(void *buf, size_t len, zio_cksum_t *cksum) 91 { 92 size_t outlen; 93 94 if ((outlen = fread(buf, len, 1, send_stream)) == 0) 95 return (0); 96 97 if (do_cksum) { 98 if (do_byteswap) 99 fletcher_4_incremental_byteswap(buf, len, cksum); 100 else 101 fletcher_4_incremental_native(buf, len, cksum); 102 } 103 total_stream_len += len; 104 return (outlen); 105 } 106 107 static size_t 108 read_hdr(dmu_replay_record_t *drr, zio_cksum_t *cksum) 109 { 110 ASSERT3U(offsetof(dmu_replay_record_t, drr_u.drr_checksum.drr_checksum), 111 ==, sizeof (dmu_replay_record_t) - sizeof (zio_cksum_t)); 112 size_t r = ssread(drr, sizeof (*drr) - sizeof (zio_cksum_t), cksum); 113 if (r == 0) 114 return (0); 115 zio_cksum_t saved_cksum = *cksum; 116 r = ssread(&drr->drr_u.drr_checksum.drr_checksum, 117 sizeof (zio_cksum_t), cksum); 118 if (r == 0) 119 return (0); 120 if (!ZIO_CHECKSUM_IS_ZERO(&drr->drr_u.drr_checksum.drr_checksum) && 121 !ZIO_CHECKSUM_EQUAL(saved_cksum, 122 drr->drr_u.drr_checksum.drr_checksum)) { 123 fprintf(stderr, "invalid checksum\n"); 124 (void) printf("Incorrect checksum in record header.\n"); 125 (void) printf("Expected checksum = %llx/%llx/%llx/%llx\n", 126 saved_cksum.zc_word[0], 127 saved_cksum.zc_word[1], 128 saved_cksum.zc_word[2], 129 saved_cksum.zc_word[3]); 130 return (0); 131 } 132 return (sizeof (*drr)); 133 } 134 135 /* 136 * Print part of a block in ASCII characters 137 */ 138 static void 139 print_ascii_block(char *subbuf, int length) 140 { 141 int i; 142 143 for (i = 0; i < length; i++) { 144 char char_print = isprint(subbuf[i]) ? subbuf[i] : '.'; 145 if (i != 0 && i % DUMP_GROUPING == 0) { 146 (void) printf(" "); 147 } 148 (void) printf("%c", char_print); 149 } 150 (void) printf("\n"); 151 } 152 153 /* 154 * print_block - Dump the contents of a modified block to STDOUT 155 * 156 * Assume that buf has capacity evenly divisible by BYTES_PER_LINE 157 */ 158 static void 159 print_block(char *buf, int length) 160 { 161 int i; 162 /* 163 * Start printing ASCII characters at a constant offset, after 164 * the hex prints. Leave 3 characters per byte on a line (2 digit 165 * hex number plus 1 space) plus spaces between characters and 166 * groupings. 167 */ 168 int ascii_start = BYTES_PER_LINE * 3 + 169 BYTES_PER_LINE / DUMP_GROUPING + 2; 170 171 for (i = 0; i < length; i += BYTES_PER_LINE) { 172 int j; 173 int this_line_length = MIN(BYTES_PER_LINE, length - i); 174 int print_offset = 0; 175 176 for (j = 0; j < this_line_length; j++) { 177 int buf_offset = i + j; 178 179 /* 180 * Separate every DUMP_GROUPING bytes by a space. 181 */ 182 if (buf_offset % DUMP_GROUPING == 0) { 183 print_offset += printf(" "); 184 } 185 186 /* 187 * Print the two-digit hex value for this byte. 188 */ 189 unsigned char hex_print = buf[buf_offset]; 190 print_offset += printf("%02x ", hex_print); 191 } 192 193 (void) printf("%*s", ascii_start - print_offset, " "); 194 195 print_ascii_block(buf + i, this_line_length); 196 } 197 } 198 199 int 200 main(int argc, char *argv[]) 201 { 202 char *buf = safe_malloc(SPA_MAXBLOCKSIZE); 203 uint64_t drr_record_count[DRR_NUMTYPES] = { 0 }; 204 uint64_t total_records = 0; 205 dmu_replay_record_t thedrr; 206 dmu_replay_record_t *drr = &thedrr; 207 struct drr_begin *drrb = &thedrr.drr_u.drr_begin; 208 struct drr_end *drre = &thedrr.drr_u.drr_end; 209 struct drr_object *drro = &thedrr.drr_u.drr_object; 210 struct drr_freeobjects *drrfo = &thedrr.drr_u.drr_freeobjects; 211 struct drr_write *drrw = &thedrr.drr_u.drr_write; 212 struct drr_write_byref *drrwbr = &thedrr.drr_u.drr_write_byref; 213 struct drr_free *drrf = &thedrr.drr_u.drr_free; 214 struct drr_spill *drrs = &thedrr.drr_u.drr_spill; 215 struct drr_write_embedded *drrwe = &thedrr.drr_u.drr_write_embedded; 216 struct drr_checksum *drrc = &thedrr.drr_u.drr_checksum; 217 char c; 218 boolean_t verbose = B_FALSE; 219 boolean_t very_verbose = B_FALSE; 220 boolean_t first = B_TRUE; 221 /* 222 * dump flag controls whether the contents of any modified data blocks 223 * are printed to the console during processing of the stream. Warning: 224 * for large streams, this can obviously lead to massive prints. 225 */ 226 boolean_t dump = B_FALSE; 227 int err; 228 zio_cksum_t zc = { 0 }; 229 zio_cksum_t pcksum = { 0 }; 230 231 while ((c = getopt(argc, argv, ":vCd")) != -1) { 232 switch (c) { 233 case 'C': 234 do_cksum = B_FALSE; 235 break; 236 case 'v': 237 if (verbose) 238 very_verbose = B_TRUE; 239 verbose = B_TRUE; 240 break; 241 case 'd': 242 dump = B_TRUE; 243 verbose = B_TRUE; 244 very_verbose = B_TRUE; 245 break; 246 case ':': 247 (void) fprintf(stderr, 248 "missing argument for '%c' option\n", optopt); 249 usage(); 250 break; 251 case '?': 252 (void) fprintf(stderr, "invalid option '%c'\n", 253 optopt); 254 usage(); 255 break; 256 } 257 } 258 259 if (isatty(STDIN_FILENO)) { 260 (void) fprintf(stderr, 261 "Error: Backup stream can not be read " 262 "from a terminal.\n" 263 "You must redirect standard input.\n"); 264 exit(1); 265 } 266 267 send_stream = stdin; 268 while (read_hdr(drr, &zc)) { 269 270 /* 271 * If this is the first DMU record being processed, check for 272 * the magic bytes and figure out the endian-ness based on them. 273 */ 274 if (first) { 275 if (drrb->drr_magic == BSWAP_64(DMU_BACKUP_MAGIC)) { 276 do_byteswap = B_TRUE; 277 if (do_cksum) { 278 ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0); 279 /* 280 * recalculate header checksum now 281 * that we know it needs to be 282 * byteswapped. 283 */ 284 fletcher_4_incremental_byteswap(drr, 285 sizeof (dmu_replay_record_t), &zc); 286 } 287 } else if (drrb->drr_magic != DMU_BACKUP_MAGIC) { 288 (void) fprintf(stderr, "Invalid stream " 289 "(bad magic number)\n"); 290 exit(1); 291 } 292 first = B_FALSE; 293 } 294 if (do_byteswap) { 295 drr->drr_type = BSWAP_32(drr->drr_type); 296 drr->drr_payloadlen = 297 BSWAP_32(drr->drr_payloadlen); 298 } 299 300 /* 301 * At this point, the leading fields of the replay record 302 * (drr_type and drr_payloadlen) have been byte-swapped if 303 * necessary, but the rest of the data structure (the 304 * union of type-specific structures) is still in its 305 * original state. 306 */ 307 if (drr->drr_type >= DRR_NUMTYPES) { 308 (void) printf("INVALID record found: type 0x%x\n", 309 drr->drr_type); 310 (void) printf("Aborting.\n"); 311 exit(1); 312 } 313 314 drr_record_count[drr->drr_type]++; 315 total_records++; 316 317 switch (drr->drr_type) { 318 case DRR_BEGIN: 319 if (do_byteswap) { 320 drrb->drr_magic = BSWAP_64(drrb->drr_magic); 321 drrb->drr_versioninfo = 322 BSWAP_64(drrb->drr_versioninfo); 323 drrb->drr_creation_time = 324 BSWAP_64(drrb->drr_creation_time); 325 drrb->drr_type = BSWAP_32(drrb->drr_type); 326 drrb->drr_flags = BSWAP_32(drrb->drr_flags); 327 drrb->drr_toguid = BSWAP_64(drrb->drr_toguid); 328 drrb->drr_fromguid = 329 BSWAP_64(drrb->drr_fromguid); 330 } 331 332 (void) printf("BEGIN record\n"); 333 (void) printf("\thdrtype = %lld\n", 334 DMU_GET_STREAM_HDRTYPE(drrb->drr_versioninfo)); 335 (void) printf("\tfeatures = %llx\n", 336 DMU_GET_FEATUREFLAGS(drrb->drr_versioninfo)); 337 (void) printf("\tmagic = %llx\n", 338 (u_longlong_t)drrb->drr_magic); 339 (void) printf("\tcreation_time = %llx\n", 340 (u_longlong_t)drrb->drr_creation_time); 341 (void) printf("\ttype = %u\n", drrb->drr_type); 342 (void) printf("\tflags = 0x%x\n", drrb->drr_flags); 343 (void) printf("\ttoguid = %llx\n", 344 (u_longlong_t)drrb->drr_toguid); 345 (void) printf("\tfromguid = %llx\n", 346 (u_longlong_t)drrb->drr_fromguid); 347 (void) printf("\ttoname = %s\n", drrb->drr_toname); 348 if (verbose) 349 (void) printf("\n"); 350 351 if (drr->drr_payloadlen != 0) { 352 nvlist_t *nv; 353 int sz = drr->drr_payloadlen; 354 355 if (sz > SPA_MAXBLOCKSIZE) { 356 free(buf); 357 buf = safe_malloc(sz); 358 } 359 (void) ssread(buf, sz, &zc); 360 if (ferror(send_stream)) 361 perror("fread"); 362 err = nvlist_unpack(buf, sz, &nv, 0); 363 if (err) 364 perror(strerror(err)); 365 nvlist_print(stdout, nv); 366 nvlist_free(nv); 367 } 368 break; 369 370 case DRR_END: 371 if (do_byteswap) { 372 drre->drr_checksum.zc_word[0] = 373 BSWAP_64(drre->drr_checksum.zc_word[0]); 374 drre->drr_checksum.zc_word[1] = 375 BSWAP_64(drre->drr_checksum.zc_word[1]); 376 drre->drr_checksum.zc_word[2] = 377 BSWAP_64(drre->drr_checksum.zc_word[2]); 378 drre->drr_checksum.zc_word[3] = 379 BSWAP_64(drre->drr_checksum.zc_word[3]); 380 } 381 /* 382 * We compare against the *previous* checksum 383 * value, because the stored checksum is of 384 * everything before the DRR_END record. 385 */ 386 if (do_cksum && !ZIO_CHECKSUM_EQUAL(drre->drr_checksum, 387 pcksum)) { 388 (void) printf("Expected checksum differs from " 389 "checksum in stream.\n"); 390 (void) printf("Expected checksum = " 391 "%llx/%llx/%llx/%llx\n", 392 pcksum.zc_word[0], 393 pcksum.zc_word[1], 394 pcksum.zc_word[2], 395 pcksum.zc_word[3]); 396 } 397 (void) printf("END checksum = %llx/%llx/%llx/%llx\n", 398 drre->drr_checksum.zc_word[0], 399 drre->drr_checksum.zc_word[1], 400 drre->drr_checksum.zc_word[2], 401 drre->drr_checksum.zc_word[3]); 402 403 ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0); 404 break; 405 406 case DRR_OBJECT: 407 if (do_byteswap) { 408 drro->drr_object = BSWAP_64(drro->drr_object); 409 drro->drr_type = BSWAP_32(drro->drr_type); 410 drro->drr_bonustype = 411 BSWAP_32(drro->drr_bonustype); 412 drro->drr_blksz = BSWAP_32(drro->drr_blksz); 413 drro->drr_bonuslen = 414 BSWAP_32(drro->drr_bonuslen); 415 drro->drr_toguid = BSWAP_64(drro->drr_toguid); 416 } 417 if (verbose) { 418 (void) printf("OBJECT object = %llu type = %u " 419 "bonustype = %u blksz = %u bonuslen = %u\n", 420 (u_longlong_t)drro->drr_object, 421 drro->drr_type, 422 drro->drr_bonustype, 423 drro->drr_blksz, 424 drro->drr_bonuslen); 425 } 426 if (drro->drr_bonuslen > 0) { 427 (void) ssread(buf, 428 P2ROUNDUP(drro->drr_bonuslen, 8), &zc); 429 if (dump) { 430 print_block(buf, 431 P2ROUNDUP(drro->drr_bonuslen, 8)); 432 } 433 } 434 break; 435 436 case DRR_FREEOBJECTS: 437 if (do_byteswap) { 438 drrfo->drr_firstobj = 439 BSWAP_64(drrfo->drr_firstobj); 440 drrfo->drr_numobjs = 441 BSWAP_64(drrfo->drr_numobjs); 442 drrfo->drr_toguid = BSWAP_64(drrfo->drr_toguid); 443 } 444 if (verbose) { 445 (void) printf("FREEOBJECTS firstobj = %llu " 446 "numobjs = %llu\n", 447 (u_longlong_t)drrfo->drr_firstobj, 448 (u_longlong_t)drrfo->drr_numobjs); 449 } 450 break; 451 452 case DRR_WRITE: 453 if (do_byteswap) { 454 drrw->drr_object = BSWAP_64(drrw->drr_object); 455 drrw->drr_type = BSWAP_32(drrw->drr_type); 456 drrw->drr_offset = BSWAP_64(drrw->drr_offset); 457 drrw->drr_logical_size = 458 BSWAP_64(drrw->drr_logical_size); 459 drrw->drr_toguid = BSWAP_64(drrw->drr_toguid); 460 drrw->drr_key.ddk_prop = 461 BSWAP_64(drrw->drr_key.ddk_prop); 462 drrw->drr_compressed_size = 463 BSWAP_64(drrw->drr_compressed_size); 464 } 465 466 uint64_t payload_size = DRR_WRITE_PAYLOAD_SIZE(drrw); 467 468 /* 469 * If this is verbose and/or dump output, 470 * print info on the modified block 471 */ 472 if (verbose) { 473 (void) printf("WRITE object = %llu type = %u " 474 "checksum type = %u compression type = %u\n" 475 " offset = %llu logical_size = %llu " 476 "compressed_size = %llu " 477 "payload_size = %llu " 478 "props = %llx\n", 479 (u_longlong_t)drrw->drr_object, 480 drrw->drr_type, 481 drrw->drr_checksumtype, 482 drrw->drr_compressiontype, 483 (u_longlong_t)drrw->drr_offset, 484 (u_longlong_t)drrw->drr_logical_size, 485 (u_longlong_t)drrw->drr_compressed_size, 486 (u_longlong_t)payload_size, 487 (u_longlong_t)drrw->drr_key.ddk_prop); 488 } 489 490 /* 491 * Read the contents of the block in from STDIN to buf 492 */ 493 (void) ssread(buf, payload_size, &zc); 494 /* 495 * If in dump mode 496 */ 497 if (dump) { 498 print_block(buf, payload_size); 499 } 500 total_write_size += payload_size; 501 break; 502 503 case DRR_WRITE_BYREF: 504 if (do_byteswap) { 505 drrwbr->drr_object = 506 BSWAP_64(drrwbr->drr_object); 507 drrwbr->drr_offset = 508 BSWAP_64(drrwbr->drr_offset); 509 drrwbr->drr_length = 510 BSWAP_64(drrwbr->drr_length); 511 drrwbr->drr_toguid = 512 BSWAP_64(drrwbr->drr_toguid); 513 drrwbr->drr_refguid = 514 BSWAP_64(drrwbr->drr_refguid); 515 drrwbr->drr_refobject = 516 BSWAP_64(drrwbr->drr_refobject); 517 drrwbr->drr_refoffset = 518 BSWAP_64(drrwbr->drr_refoffset); 519 drrwbr->drr_key.ddk_prop = 520 BSWAP_64(drrwbr->drr_key.ddk_prop); 521 } 522 if (verbose) { 523 (void) printf("WRITE_BYREF object = %llu " 524 "checksum type = %u props = %llx\n" 525 " offset = %llu length = %llu\n" 526 "toguid = %llx refguid = %llx\n" 527 " refobject = %llu refoffset = %llu\n", 528 (u_longlong_t)drrwbr->drr_object, 529 drrwbr->drr_checksumtype, 530 (u_longlong_t)drrwbr->drr_key.ddk_prop, 531 (u_longlong_t)drrwbr->drr_offset, 532 (u_longlong_t)drrwbr->drr_length, 533 (u_longlong_t)drrwbr->drr_toguid, 534 (u_longlong_t)drrwbr->drr_refguid, 535 (u_longlong_t)drrwbr->drr_refobject, 536 (u_longlong_t)drrwbr->drr_refoffset); 537 } 538 break; 539 540 case DRR_FREE: 541 if (do_byteswap) { 542 drrf->drr_object = BSWAP_64(drrf->drr_object); 543 drrf->drr_offset = BSWAP_64(drrf->drr_offset); 544 drrf->drr_length = BSWAP_64(drrf->drr_length); 545 } 546 if (verbose) { 547 (void) printf("FREE object = %llu " 548 "offset = %llu length = %lld\n", 549 (u_longlong_t)drrf->drr_object, 550 (u_longlong_t)drrf->drr_offset, 551 (longlong_t)drrf->drr_length); 552 } 553 break; 554 case DRR_SPILL: 555 if (do_byteswap) { 556 drrs->drr_object = BSWAP_64(drrs->drr_object); 557 drrs->drr_length = BSWAP_64(drrs->drr_length); 558 } 559 if (verbose) { 560 (void) printf("SPILL block for object = %llu " 561 "length = %llu\n", drrs->drr_object, 562 drrs->drr_length); 563 } 564 (void) ssread(buf, drrs->drr_length, &zc); 565 if (dump) { 566 print_block(buf, drrs->drr_length); 567 } 568 break; 569 case DRR_WRITE_EMBEDDED: 570 if (do_byteswap) { 571 drrwe->drr_object = 572 BSWAP_64(drrwe->drr_object); 573 drrwe->drr_offset = 574 BSWAP_64(drrwe->drr_offset); 575 drrwe->drr_length = 576 BSWAP_64(drrwe->drr_length); 577 drrwe->drr_toguid = 578 BSWAP_64(drrwe->drr_toguid); 579 drrwe->drr_lsize = 580 BSWAP_32(drrwe->drr_lsize); 581 drrwe->drr_psize = 582 BSWAP_32(drrwe->drr_psize); 583 } 584 if (verbose) { 585 (void) printf("WRITE_EMBEDDED object = %llu " 586 "offset = %llu length = %llu\n" 587 " toguid = %llx comp = %u etype = %u " 588 "lsize = %u psize = %u\n", 589 (u_longlong_t)drrwe->drr_object, 590 (u_longlong_t)drrwe->drr_offset, 591 (u_longlong_t)drrwe->drr_length, 592 (u_longlong_t)drrwe->drr_toguid, 593 drrwe->drr_compression, 594 drrwe->drr_etype, 595 drrwe->drr_lsize, 596 drrwe->drr_psize); 597 } 598 (void) ssread(buf, 599 P2ROUNDUP(drrwe->drr_psize, 8), &zc); 600 break; 601 } 602 if (drr->drr_type != DRR_BEGIN && very_verbose) { 603 (void) printf(" checksum = %llx/%llx/%llx/%llx\n", 604 (longlong_t)drrc->drr_checksum.zc_word[0], 605 (longlong_t)drrc->drr_checksum.zc_word[1], 606 (longlong_t)drrc->drr_checksum.zc_word[2], 607 (longlong_t)drrc->drr_checksum.zc_word[3]); 608 } 609 pcksum = zc; 610 } 611 free(buf); 612 613 /* Print final summary */ 614 615 (void) printf("SUMMARY:\n"); 616 (void) printf("\tTotal DRR_BEGIN records = %lld\n", 617 (u_longlong_t)drr_record_count[DRR_BEGIN]); 618 (void) printf("\tTotal DRR_END records = %lld\n", 619 (u_longlong_t)drr_record_count[DRR_END]); 620 (void) printf("\tTotal DRR_OBJECT records = %lld\n", 621 (u_longlong_t)drr_record_count[DRR_OBJECT]); 622 (void) printf("\tTotal DRR_FREEOBJECTS records = %lld\n", 623 (u_longlong_t)drr_record_count[DRR_FREEOBJECTS]); 624 (void) printf("\tTotal DRR_WRITE records = %lld\n", 625 (u_longlong_t)drr_record_count[DRR_WRITE]); 626 (void) printf("\tTotal DRR_WRITE_BYREF records = %lld\n", 627 (u_longlong_t)drr_record_count[DRR_WRITE_BYREF]); 628 (void) printf("\tTotal DRR_WRITE_EMBEDDED records = %lld\n", 629 (u_longlong_t)drr_record_count[DRR_WRITE_EMBEDDED]); 630 (void) printf("\tTotal DRR_FREE records = %lld\n", 631 (u_longlong_t)drr_record_count[DRR_FREE]); 632 (void) printf("\tTotal DRR_SPILL records = %lld\n", 633 (u_longlong_t)drr_record_count[DRR_SPILL]); 634 (void) printf("\tTotal records = %lld\n", 635 (u_longlong_t)total_records); 636 (void) printf("\tTotal write size = %lld (0x%llx)\n", 637 (u_longlong_t)total_write_size, (u_longlong_t)total_write_size); 638 (void) printf("\tTotal stream length = %lld (0x%llx)\n", 639 (u_longlong_t)total_stream_len, (u_longlong_t)total_stream_len); 640 return (0); 641 } 642