iso9660_rrip.c revision 332977
1/* $NetBSD: iso9660_rrip.c,v 1.14 2014/05/30 13:14:47 martin Exp $ */ 2 3/*- 4 * SPDX-License-Identifier: BSD-2-Clause-NetBSD 5 * 6 * Copyright (c) 2005 Daniel Watt, Walter Deignan, Ryan Gabrys, Alan 7 * Perez-Rathke and Ram Vedam. All rights reserved. 8 * 9 * This code was written by Daniel Watt, Walter Deignan, Ryan Gabrys, 10 * Alan Perez-Rathke and Ram Vedam. 11 * 12 * Redistribution and use in source and binary forms, with or 13 * without modification, are permitted provided that the following 14 * conditions are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above 18 * copyright notice, this list of conditions and the following 19 * disclaimer in the documentation and/or other materials provided 20 * with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY DANIEL WATT, WALTER DEIGNAN, RYAN 23 * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 26 * DISCLAIMED. IN NO EVENT SHALL DANIEL WATT, WALTER DEIGNAN, RYAN 27 * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM BE LIABLE FOR ANY DIRECT, INDIRECT, 28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 29 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 30 * USE,DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 31 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 34 * OF SUCH DAMAGE. 35 */ 36/* This will hold all the function definitions 37 * defined in iso9660_rrip.h 38 */ 39 40#include "makefs.h" 41#include "cd9660.h" 42#include "iso9660_rrip.h" 43#include <sys/queue.h> 44#include <stdio.h> 45 46#include <sys/cdefs.h> 47__FBSDID("$FreeBSD: stable/11/usr.sbin/makefs/cd9660/iso9660_rrip.c 332977 2018-04-25 01:12:40Z benno $"); 48 49static void cd9660_rrip_initialize_inode(cd9660node *); 50static int cd9660_susp_handle_continuation(iso9660_disk *, cd9660node *); 51static int cd9660_susp_handle_continuation_common(iso9660_disk *, cd9660node *, 52 int); 53 54int 55cd9660_susp_initialize(iso9660_disk *diskStructure, cd9660node *node, 56 cd9660node *parent, cd9660node *grandparent) 57{ 58 cd9660node *cn; 59 int r; 60 61 /* Make sure the node is not NULL. If it is, there are major problems */ 62 assert(node != NULL); 63 64 if (!(node->type & CD9660_TYPE_DOT) && 65 !(node->type & CD9660_TYPE_DOTDOT)) 66 TAILQ_INIT(&(node->head)); 67 if (node->dot_record != 0) 68 TAILQ_INIT(&(node->dot_record->head)); 69 if (node->dot_dot_record != 0) 70 TAILQ_INIT(&(node->dot_dot_record->head)); 71 72 /* SUSP specific entries here */ 73 if ((r = cd9660_susp_initialize_node(diskStructure, node)) < 0) 74 return r; 75 76 /* currently called cd9660node_rrip_init_links */ 77 r = cd9660_rrip_initialize_node(diskStructure, node, parent, grandparent); 78 if (r < 0) 79 return r; 80 81 /* 82 * See if we need a CE record, and set all of the 83 * associated counters. 84 * 85 * This should be called after all extensions. After 86 * this is called, no new records should be added. 87 */ 88 if ((r = cd9660_susp_handle_continuation(diskStructure, node)) < 0) 89 return r; 90 91 /* Recurse on children. */ 92 TAILQ_FOREACH(cn, &node->cn_children, cn_next_child) { 93 if ((r = cd9660_susp_initialize(diskStructure, cn, node, parent)) < 0) 94 return 0; 95 } 96 return 1; 97} 98 99int 100cd9660_susp_finalize(iso9660_disk *diskStructure, cd9660node *node) 101{ 102 cd9660node *temp; 103 int r; 104 105 assert(node != NULL); 106 107 if (node == diskStructure->rootNode) 108 diskStructure->susp_continuation_area_current_free = 0; 109 110 if ((r = cd9660_susp_finalize_node(diskStructure, node)) < 0) 111 return r; 112 if ((r = cd9660_rrip_finalize_node(node)) < 0) 113 return r; 114 115 TAILQ_FOREACH(temp, &node->cn_children, cn_next_child) { 116 if ((r = cd9660_susp_finalize(diskStructure, temp)) < 0) 117 return r; 118 } 119 return 1; 120} 121 122/* 123 * If we really wanted to speed things up, we could have some sort of 124 * lookup table on the SUSP entry type that calls a functor. Or, we could 125 * combine the functions. These functions are kept separate to allow 126 * easier addition of other extensions. 127 128 * For the sake of simplicity and clarity, we won't be doing that for now. 129 */ 130 131/* 132 * SUSP needs to update the following types: 133 * CE (continuation area) 134 */ 135int 136cd9660_susp_finalize_node(iso9660_disk *diskStructure, cd9660node *node) 137{ 138 struct ISO_SUSP_ATTRIBUTES *t; 139 140 /* Handle CE counters */ 141 if (node->susp_entry_ce_length > 0) { 142 node->susp_entry_ce_start = 143 diskStructure->susp_continuation_area_current_free; 144 diskStructure->susp_continuation_area_current_free += 145 node->susp_entry_ce_length; 146 } 147 148 TAILQ_FOREACH(t, &node->head, rr_ll) { 149 if (t->susp_type != SUSP_TYPE_SUSP || 150 t->entry_type != SUSP_ENTRY_SUSP_CE) 151 continue; 152 cd9660_bothendian_dword( 153 diskStructure-> 154 susp_continuation_area_start_sector, 155 t->attr.su_entry.CE.ca_sector); 156 157 cd9660_bothendian_dword( 158 diskStructure-> 159 susp_continuation_area_start_sector, 160 t->attr.su_entry.CE.ca_sector); 161 cd9660_bothendian_dword(node->susp_entry_ce_start, 162 t->attr.su_entry.CE.offset); 163 cd9660_bothendian_dword(node->susp_entry_ce_length, 164 t->attr.su_entry.CE.length); 165 } 166 return 0; 167} 168 169int 170cd9660_rrip_finalize_node(cd9660node *node) 171{ 172 struct ISO_SUSP_ATTRIBUTES *t; 173 174 TAILQ_FOREACH(t, &node->head, rr_ll) { 175 if (t->susp_type != SUSP_TYPE_RRIP) 176 continue; 177 switch (t->entry_type) { 178 case SUSP_ENTRY_RRIP_CL: 179 /* Look at rr_relocated*/ 180 if (node->rr_relocated == NULL) 181 return -1; 182 cd9660_bothendian_dword( 183 node->rr_relocated->fileDataSector, 184 (unsigned char *) 185 t->attr.rr_entry.CL.dir_loc); 186 break; 187 case SUSP_ENTRY_RRIP_PL: 188 /* Look at rr_real_parent */ 189 if (node->parent == NULL || 190 node->parent->rr_real_parent == NULL) 191 return -1; 192 cd9660_bothendian_dword( 193 node->parent->rr_real_parent->fileDataSector, 194 (unsigned char *) 195 t->attr.rr_entry.PL.dir_loc); 196 break; 197 } 198 } 199 return 0; 200} 201 202static int 203cd9660_susp_handle_continuation_common(iso9660_disk *diskStructure, 204 cd9660node *node, int space) 205{ 206 int ca_used, susp_used, susp_used_pre_ce, working; 207 struct ISO_SUSP_ATTRIBUTES *temp, *pre_ce, *last, *CE, *ST; 208 209 pre_ce = last = NULL; 210 working = 254 - space; 211 if (node->su_tail_size > 0) 212 /* Allow 4 bytes for "ST" record. */ 213 working -= node->su_tail_size + 4; 214 /* printf("There are %i bytes to work with\n",working); */ 215 216 susp_used_pre_ce = susp_used = 0; 217 ca_used = 0; 218 TAILQ_FOREACH(temp, &node->head, rr_ll) { 219 if (working < 0) 220 break; 221 /* 222 * printf("SUSP Entry found, length is %i\n", 223 * CD9660_SUSP_ENTRY_SIZE(temp)); 224 */ 225 working -= CD9660_SUSP_ENTRY_SIZE(temp); 226 if (working >= 0) { 227 last = temp; 228 susp_used += CD9660_SUSP_ENTRY_SIZE(temp); 229 } 230 if (working >= 28) { 231 /* 232 * Remember the last entry after which we 233 * could insert a "CE" entry. 234 */ 235 pre_ce = last; 236 susp_used_pre_ce = susp_used; 237 } 238 } 239 240 /* A CE entry is needed */ 241 if (working <= 0) { 242 CE = cd9660node_susp_create_node(SUSP_TYPE_SUSP, 243 SUSP_ENTRY_SUSP_CE, "CE", SUSP_LOC_ENTRY); 244 cd9660_susp_ce(CE, node); 245 /* This will automatically insert at the appropriate location */ 246 if (pre_ce != NULL) 247 TAILQ_INSERT_AFTER(&node->head, pre_ce, CE, rr_ll); 248 else 249 TAILQ_INSERT_HEAD(&node->head, CE, rr_ll); 250 last = CE; 251 susp_used = susp_used_pre_ce + 28; 252 /* Count how much CA data is necessary */ 253 for (temp = TAILQ_NEXT(last, rr_ll); temp != NULL; 254 temp = TAILQ_NEXT(temp, rr_ll)) { 255 ca_used += CD9660_SUSP_ENTRY_SIZE(temp); 256 } 257 } 258 259 /* An ST entry is needed */ 260 if (node->su_tail_size > 0) { 261 ST = cd9660node_susp_create_node(SUSP_TYPE_SUSP, 262 SUSP_ENTRY_SUSP_ST, "ST", SUSP_LOC_ENTRY); 263 cd9660_susp_st(ST, node); 264 if (last != NULL) 265 TAILQ_INSERT_AFTER(&node->head, last, ST, rr_ll); 266 else 267 TAILQ_INSERT_HEAD(&node->head, ST, rr_ll); 268 last = ST; 269 susp_used += 4; 270 } 271 if (last != NULL) 272 last->last_in_suf = 1; 273 274 node->susp_entry_size = susp_used; 275 node->susp_entry_ce_length = ca_used; 276 277 diskStructure->susp_continuation_area_size += ca_used; 278 return 1; 279} 280 281/* See if a continuation entry is needed for each of the different types */ 282static int 283cd9660_susp_handle_continuation(iso9660_disk *diskStructure, cd9660node *node) 284{ 285 assert (node != NULL); 286 287 /* Entry */ 288 if (cd9660_susp_handle_continuation_common(diskStructure, 289 node,(int)(node->isoDirRecord->length[0])) < 0) 290 return 0; 291 292 return 1; 293} 294 295int 296cd9660_susp_initialize_node(iso9660_disk *diskStructure, cd9660node *node) 297{ 298 struct ISO_SUSP_ATTRIBUTES *temp; 299 300 /* 301 * Requirements/notes: 302 * CE: is added for us where needed 303 * ST: not sure if it is even required, but if so, should be 304 * handled by the CE code 305 * PD: isn't needed (though might be added for testing) 306 * SP: is stored ONLY on the . record of the root directory 307 * ES: not sure 308 */ 309 310 /* Check for root directory, add SP and ER if needed. */ 311 if (node->type & CD9660_TYPE_DOT) { 312 if (node->parent == diskStructure->rootNode) { 313 temp = cd9660node_susp_create_node(SUSP_TYPE_SUSP, 314 SUSP_ENTRY_SUSP_SP, "SP", SUSP_LOC_DOT); 315 cd9660_susp_sp(temp, node); 316 317 /* Should be first entry. */ 318 TAILQ_INSERT_HEAD(&node->head, temp, rr_ll); 319 } 320 } 321 return 1; 322} 323 324static void 325cd9660_rrip_initialize_inode(cd9660node *node) 326{ 327 struct ISO_SUSP_ATTRIBUTES *attr; 328 329 /* 330 * Inode dependent values - this may change, 331 * but for now virtual files and directories do 332 * not have an inode structure 333 */ 334 335 if ((node->node != NULL) && (node->node->inode != NULL)) { 336 /* PX - POSIX attributes */ 337 attr = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 338 SUSP_ENTRY_RRIP_PX, "PX", SUSP_LOC_ENTRY); 339 cd9660node_rrip_px(attr, node->node); 340 341 TAILQ_INSERT_TAIL(&node->head, attr, rr_ll); 342 343 /* TF - timestamp */ 344 attr = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 345 SUSP_ENTRY_RRIP_TF, "TF", SUSP_LOC_ENTRY); 346 cd9660node_rrip_tf(attr, node->node); 347 TAILQ_INSERT_TAIL(&node->head, attr, rr_ll); 348 349 /* SL - Symbolic link */ 350 /* ?????????? Dan - why is this here? */ 351 if (TAILQ_EMPTY(&node->cn_children) && 352 node->node->inode != NULL && 353 S_ISLNK(node->node->inode->st.st_mode)) 354 cd9660_createSL(node); 355 356 /* PN - device number */ 357 if (node->node->inode != NULL && 358 ((S_ISCHR(node->node->inode->st.st_mode) || 359 S_ISBLK(node->node->inode->st.st_mode)))) { 360 attr = 361 cd9660node_susp_create_node(SUSP_TYPE_RRIP, 362 SUSP_ENTRY_RRIP_PN, "PN", 363 SUSP_LOC_ENTRY); 364 cd9660node_rrip_pn(attr, node->node); 365 TAILQ_INSERT_TAIL(&node->head, attr, rr_ll); 366 } 367 } 368} 369 370int 371cd9660_rrip_initialize_node(iso9660_disk *diskStructure, cd9660node *node, 372 cd9660node *parent, cd9660node *grandparent) 373{ 374 struct ISO_SUSP_ATTRIBUTES *current = NULL; 375 376 assert(node != NULL); 377 378 if (node->type & CD9660_TYPE_DOT) { 379 /* 380 * Handle ER - should be the only entry to appear on 381 * a "." record 382 */ 383 if (node->parent == diskStructure->rootNode) { 384 cd9660_susp_ER(node, 1, SUSP_RRIP_ER_EXT_ID, 385 SUSP_RRIP_ER_EXT_DES, SUSP_RRIP_ER_EXT_SRC); 386 } 387 if (parent != NULL && parent->node != NULL && 388 parent->node->inode != NULL) { 389 /* PX - POSIX attributes */ 390 current = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 391 SUSP_ENTRY_RRIP_PX, "PX", SUSP_LOC_ENTRY); 392 cd9660node_rrip_px(current, parent->node); 393 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 394 } 395 } else if (node->type & CD9660_TYPE_DOTDOT) { 396 if (grandparent != NULL && grandparent->node != NULL && 397 grandparent->node->inode != NULL) { 398 /* PX - POSIX attributes */ 399 current = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 400 SUSP_ENTRY_RRIP_PX, "PX", SUSP_LOC_ENTRY); 401 cd9660node_rrip_px(current, grandparent->node); 402 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 403 } 404 /* Handle PL */ 405 if (parent != NULL && parent->rr_real_parent != NULL) { 406 current = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 407 SUSP_ENTRY_RRIP_PL, "PL", SUSP_LOC_DOTDOT); 408 cd9660_rrip_PL(current,node); 409 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 410 } 411 } else { 412 cd9660_rrip_initialize_inode(node); 413 414 /* 415 * Not every node needs a NM set - only if the name is 416 * actually different. IE: If a file is TEST -> TEST, 417 * no NM. test -> TEST, need a NM 418 * 419 * The rr_moved_dir needs to be assigned a NM record as well. 420 */ 421 if (node == diskStructure->rr_moved_dir) { 422 cd9660_rrip_add_NM(node, RRIP_DEFAULT_MOVE_DIR_NAME); 423 } 424 else if ((node->node != NULL) && 425 ((strlen(node->node->name) != 426 (uint8_t)node->isoDirRecord->name_len[0]) || 427 (memcmp(node->node->name,node->isoDirRecord->name, 428 (uint8_t)node->isoDirRecord->name_len[0]) != 0))) { 429 cd9660_rrip_NM(node); 430 } 431 432 433 434 /* Rock ridge directory relocation code here. */ 435 436 /* First handle the CL for the placeholder file. */ 437 if (node->rr_relocated != NULL) { 438 current = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 439 SUSP_ENTRY_RRIP_CL, "CL", SUSP_LOC_ENTRY); 440 cd9660_rrip_CL(current, node); 441 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 442 } 443 444 /* Handle RE*/ 445 if (node->rr_real_parent != NULL) { 446 current = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 447 SUSP_ENTRY_RRIP_RE, "RE", SUSP_LOC_ENTRY); 448 cd9660_rrip_RE(current,node); 449 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 450 } 451 } 452 return 1; 453} 454 455struct ISO_SUSP_ATTRIBUTES* 456cd9660node_susp_create_node(int susp_type, int entry_type, const char *type_id, 457 int write_loc) 458{ 459 struct ISO_SUSP_ATTRIBUTES* temp; 460 461 if ((temp = malloc(sizeof(struct ISO_SUSP_ATTRIBUTES))) == NULL) { 462 CD9660_MEM_ALLOC_ERROR("cd9660node_susp_create_node"); 463 exit(1); 464 } 465 466 temp->susp_type = susp_type; 467 temp->entry_type = entry_type; 468 temp->last_in_suf = 0; 469 /* Phase this out */ 470 temp->type_of[0] = type_id[0]; 471 temp->type_of[1] = type_id[1]; 472 temp->write_location = write_loc; 473 474 /* 475 * Since the first four bytes is common, lets go ahead and 476 * set the type identifier, since we are passing that to this 477 * function anyhow. 478 */ 479 temp->attr.su_entry.SP.h.type[0] = type_id[0]; 480 temp->attr.su_entry.SP.h.type[1] = type_id[1]; 481 return temp; 482} 483 484int 485cd9660_rrip_PL(struct ISO_SUSP_ATTRIBUTES* p, cd9660node *node __unused) 486{ 487 p->attr.rr_entry.PL.h.length[0] = 12; 488 p->attr.rr_entry.PL.h.version[0] = 1; 489 return 1; 490} 491 492int 493cd9660_rrip_CL(struct ISO_SUSP_ATTRIBUTES *p, cd9660node *node __unused) 494{ 495 p->attr.rr_entry.CL.h.length[0] = 12; 496 p->attr.rr_entry.CL.h.version[0] = 1; 497 return 1; 498} 499 500int 501cd9660_rrip_RE(struct ISO_SUSP_ATTRIBUTES *p, cd9660node *node __unused) 502{ 503 p->attr.rr_entry.RE.h.length[0] = 4; 504 p->attr.rr_entry.RE.h.version[0] = 1; 505 return 1; 506} 507 508void 509cd9660_createSL(cd9660node *node) 510{ 511 struct ISO_SUSP_ATTRIBUTES* current; 512 int path_count, dir_count, done, i, j, dir_copied; 513 char temp_cr[255]; 514 char temp_sl[255]; /* used in copying continuation entry*/ 515 char* sl_ptr; 516 517 sl_ptr = node->node->symlink; 518 519 done = 0; 520 path_count = 0; 521 dir_count = 0; 522 dir_copied = 0; 523 current = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 524 SUSP_ENTRY_RRIP_SL, "SL", SUSP_LOC_ENTRY); 525 526 current->attr.rr_entry.SL.h.version[0] = 1; 527 current->attr.rr_entry.SL.flags[0] = SL_FLAGS_NONE; 528 529 if (*sl_ptr == '/') { 530 temp_cr[0] = SL_FLAGS_ROOT; 531 temp_cr[1] = 0; 532 memcpy(current->attr.rr_entry.SL.component + path_count, 533 temp_cr, 2); 534 path_count += 2; 535 sl_ptr++; 536 } 537 538 for (i = 0; i < (dir_count + 2); i++) 539 temp_cr[i] = '\0'; 540 541 while (!done) { 542 while ((*sl_ptr != '/') && (*sl_ptr != '\0')) { 543 dir_copied = 1; 544 if (*sl_ptr == '.') { 545 if ((*(sl_ptr + 1) == '/') || (*(sl_ptr + 1) 546 == '\0')) { 547 temp_cr[0] = SL_FLAGS_CURRENT; 548 sl_ptr++; 549 } else if(*(sl_ptr + 1) == '.') { 550 if ((*(sl_ptr + 2) == '/') || 551 (*(sl_ptr + 2) == '\0')) { 552 temp_cr[0] = SL_FLAGS_PARENT; 553 sl_ptr += 2; 554 } 555 } else { 556 temp_cr[dir_count+2] = *sl_ptr; 557 sl_ptr++; 558 dir_count++; 559 } 560 } else { 561 temp_cr[dir_count + 2] = *sl_ptr; 562 sl_ptr++; 563 dir_count++; 564 } 565 } 566 567 if ((path_count + dir_count) >= 249) { 568 current->attr.rr_entry.SL.flags[0] |= SL_FLAGS_CONTINUE; 569 570 j = 0; 571 572 if (path_count <= 249) { 573 while(j != (249 - path_count)) { 574 temp_sl[j] = temp_cr[j]; 575 j++; 576 } 577 temp_sl[0] = SL_FLAGS_CONTINUE; 578 temp_sl[1] = j - 2; 579 memcpy( 580 current->attr.rr_entry.SL.component + 581 path_count, 582 temp_sl, j); 583 } 584 585 path_count += j; 586 current->attr.rr_entry.SL.h.length[0] = path_count + 5; 587 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 588 current= cd9660node_susp_create_node(SUSP_TYPE_RRIP, 589 SUSP_ENTRY_RRIP_SL, "SL", SUSP_LOC_ENTRY); 590 current->attr.rr_entry.SL.h.version[0] = 1; 591 current->attr.rr_entry.SL.flags[0] = SL_FLAGS_NONE; 592 593 path_count = 0; 594 595 if (dir_count > 2) { 596 while (j != dir_count + 2) { 597 current->attr.rr_entry.SL.component[ 598 path_count + 2] = temp_cr[j]; 599 j++; 600 path_count++; 601 } 602 current->attr.rr_entry.SL.component[1] 603 = path_count; 604 path_count+= 2; 605 } else { 606 while(j != dir_count) { 607 current->attr.rr_entry.SL.component[ 608 path_count+2] = temp_cr[j]; 609 j++; 610 path_count++; 611 } 612 } 613 } else { 614 if (dir_copied == 1) { 615 temp_cr[1] = dir_count; 616 memcpy(current->attr.rr_entry.SL.component + 617 path_count, 618 temp_cr, dir_count + 2); 619 path_count += dir_count + 2; 620 } 621 } 622 623 if (*sl_ptr == '\0') { 624 done = 1; 625 current->attr.rr_entry.SL.h.length[0] = path_count + 5; 626 TAILQ_INSERT_TAIL(&node->head, current, rr_ll); 627 } else { 628 sl_ptr++; 629 dir_count = 0; 630 dir_copied = 0; 631 for(i = 0; i < 255; i++) { 632 temp_cr[i] = '\0'; 633 } 634 } 635 } 636} 637 638int 639cd9660node_rrip_px(struct ISO_SUSP_ATTRIBUTES *v, fsnode *pxinfo) 640{ 641 v->attr.rr_entry.PX.h.length[0] = 44; 642 v->attr.rr_entry.PX.h.version[0] = 1; 643 cd9660_bothendian_dword(pxinfo->inode->st.st_mode, 644 v->attr.rr_entry.PX.mode); 645 cd9660_bothendian_dword(pxinfo->inode->st.st_nlink, 646 v->attr.rr_entry.PX.links); 647 cd9660_bothendian_dword(pxinfo->inode->st.st_uid, 648 v->attr.rr_entry.PX.uid); 649 cd9660_bothendian_dword(pxinfo->inode->st.st_gid, 650 v->attr.rr_entry.PX.gid); 651 cd9660_bothendian_dword(pxinfo->inode->st.st_ino, 652 v->attr.rr_entry.PX.serial); 653 654 return 1; 655} 656 657int 658cd9660node_rrip_pn(struct ISO_SUSP_ATTRIBUTES *pn_field, fsnode *fnode) 659{ 660 pn_field->attr.rr_entry.PN.h.length[0] = 20; 661 pn_field->attr.rr_entry.PN.h.version[0] = 1; 662 663 if (sizeof (fnode->inode->st.st_rdev) > 4) 664 cd9660_bothendian_dword( 665 (uint64_t)fnode->inode->st.st_rdev >> 32, 666 pn_field->attr.rr_entry.PN.high); 667 else 668 cd9660_bothendian_dword(0, pn_field->attr.rr_entry.PN.high); 669 670 cd9660_bothendian_dword(fnode->inode->st.st_rdev & 0xffffffff, 671 pn_field->attr.rr_entry.PN.low); 672 return 1; 673} 674 675#if 0 676int 677cd9660node_rrip_nm(struct ISO_SUSP_ATTRIBUTES *p, cd9660node *file_node) 678{ 679 int nm_length = strlen(file_node->isoDirRecord->name) + 5; 680 p->attr.rr_entry.NM.h.type[0] = 'N'; 681 p->attr.rr_entry.NM.h.type[1] = 'M'; 682 sprintf(p->attr.rr_entry.NM.altname, "%s", file_node->isoDirRecord->name); 683 p->attr.rr_entry.NM.h.length[0] = (unsigned char)nm_length; 684 p->attr.rr_entry.NM.h.version[0] = (unsigned char)1; 685 p->attr.rr_entry.NM.flags[0] = (unsigned char) NM_PARENT; 686 return 1; 687} 688#endif 689 690int 691cd9660node_rrip_tf(struct ISO_SUSP_ATTRIBUTES *p, fsnode *_node) 692{ 693 p->attr.rr_entry.TF.flags[0] = TF_MODIFY | TF_ACCESS | TF_ATTRIBUTES; 694 p->attr.rr_entry.TF.h.length[0] = 5; 695 p->attr.rr_entry.TF.h.version[0] = 1; 696 697 /* 698 * Need to add creation time, backup time, 699 * expiration time, and effective time. 700 */ 701 702 cd9660_time_915(p->attr.rr_entry.TF.timestamp, 703 _node->inode->st.st_atime); 704 p->attr.rr_entry.TF.h.length[0] += 7; 705 706 cd9660_time_915(p->attr.rr_entry.TF.timestamp + 7, 707 _node->inode->st.st_mtime); 708 p->attr.rr_entry.TF.h.length[0] += 7; 709 710 cd9660_time_915(p->attr.rr_entry.TF.timestamp + 14, 711 _node->inode->st.st_ctime); 712 p->attr.rr_entry.TF.h.length[0] += 7; 713 return 1; 714} 715 716int 717cd9660_susp_sp(struct ISO_SUSP_ATTRIBUTES *p, cd9660node *spinfo __unused) 718{ 719 p->attr.su_entry.SP.h.length[0] = 7; 720 p->attr.su_entry.SP.h.version[0] = 1; 721 p->attr.su_entry.SP.check[0] = 0xBE; 722 p->attr.su_entry.SP.check[1] = 0xEF; 723 p->attr.su_entry.SP.len_skp[0] = 0; 724 return 1; 725} 726 727int 728cd9660_susp_st(struct ISO_SUSP_ATTRIBUTES *p, cd9660node *stinfo __unused) 729{ 730 p->attr.su_entry.ST.h.type[0] = 'S'; 731 p->attr.su_entry.ST.h.type[1] = 'T'; 732 p->attr.su_entry.ST.h.length[0] = 4; 733 p->attr.su_entry.ST.h.version[0] = 1; 734 return 1; 735} 736 737int 738cd9660_susp_ce(struct ISO_SUSP_ATTRIBUTES *p, cd9660node *spinfo __unused) 739{ 740 p->attr.su_entry.CE.h.length[0] = 28; 741 p->attr.su_entry.CE.h.version[0] = 1; 742 /* Other attributes dont matter right now, will be updated later */ 743 return 1; 744} 745 746int 747cd9660_susp_pd(struct ISO_SUSP_ATTRIBUTES *p __unused, int length __unused) 748{ 749 return 1; 750} 751 752void 753cd9660_rrip_add_NM(cd9660node *node, const char *name) 754{ 755 int working,len; 756 const char *p; 757 struct ISO_SUSP_ATTRIBUTES *r; 758 759 /* 760 * Each NM record has 254 byes to work with. This means that 761 * the name data itself only has 249 bytes to work with. So, a 762 * name with 251 characters would require two nm records. 763 */ 764 p = name; 765 working = 1; 766 while (working) { 767 r = cd9660node_susp_create_node(SUSP_TYPE_RRIP, 768 SUSP_ENTRY_RRIP_NM, "NM", SUSP_LOC_ENTRY); 769 r->attr.rr_entry.NM.h.version[0] = 1; 770 r->attr.rr_entry.NM.flags[0] = RRIP_NM_FLAGS_NONE; 771 len = strlen(p); 772 773 if (len > 249) { 774 len = 249; 775 r->attr.rr_entry.NM.flags[0] = RRIP_NM_FLAGS_CONTINUE; 776 } else { 777 working = 0; 778 } 779 memcpy(r->attr.rr_entry.NM.altname, p, len); 780 r->attr.rr_entry.NM.h.length[0] = 5 + len; 781 782 TAILQ_INSERT_TAIL(&node->head, r, rr_ll); 783 784 p += len; 785 } 786} 787 788void 789cd9660_rrip_NM(cd9660node *node) 790{ 791 cd9660_rrip_add_NM(node, node->node->name); 792} 793 794struct ISO_SUSP_ATTRIBUTES* 795cd9660_susp_ER(cd9660node *node, 796 u_char ext_version, const char* ext_id, const char* ext_des, 797 const char* ext_src) 798{ 799 int l; 800 struct ISO_SUSP_ATTRIBUTES *r; 801 802 r = cd9660node_susp_create_node(SUSP_TYPE_SUSP, 803 SUSP_ENTRY_SUSP_ER, "ER", SUSP_LOC_DOT); 804 805 /* Fixed data is 8 bytes */ 806 r->attr.su_entry.ER.h.length[0] = 8; 807 r->attr.su_entry.ER.h.version[0] = 1; 808 809 r->attr.su_entry.ER.len_id[0] = (u_char)strlen(ext_id); 810 r->attr.su_entry.ER.len_des[0] = (u_char)strlen(ext_des); 811 r->attr.su_entry.ER.len_src[0] = (u_char)strlen(ext_src); 812 813 l = r->attr.su_entry.ER.len_id[0] + 814 r->attr.su_entry.ER.len_src[0] + 815 r->attr.su_entry.ER.len_des[0]; 816 817 /* Everything must fit. */ 818 assert(l + r->attr.su_entry.ER.h.length[0] <= 254); 819 820 r->attr.su_entry.ER.h.length[0] += (u_char)l; 821 822 823 r->attr.su_entry.ER.ext_ver[0] = ext_version; 824 memcpy(r->attr.su_entry.ER.ext_data, ext_id, 825 (int)r->attr.su_entry.ER.len_id[0]); 826 l = (int) r->attr.su_entry.ER.len_id[0]; 827 memcpy(r->attr.su_entry.ER.ext_data + l,ext_des, 828 (int)r->attr.su_entry.ER.len_des[0]); 829 830 l += (int)r->attr.su_entry.ER.len_des[0]; 831 memcpy(r->attr.su_entry.ER.ext_data + l,ext_src, 832 (int)r->attr.su_entry.ER.len_src[0]); 833 834 TAILQ_INSERT_TAIL(&node->head, r, rr_ll); 835 return r; 836} 837 838struct ISO_SUSP_ATTRIBUTES* 839cd9660_susp_ES(struct ISO_SUSP_ATTRIBUTES *last __unused, cd9660node *node __unused) 840{ 841 return NULL; 842} 843