1224762Smarius/* $NetBSD: cd9660.c,v 1.31 2011/08/06 23:25:19 christos Exp $ */ 2214921Scognet 3214921Scognet/* 4214921Scognet * Copyright (c) 2005 Daniel Watt, Walter Deignan, Ryan Gabrys, Alan 5214921Scognet * Perez-Rathke and Ram Vedam. All rights reserved. 6214921Scognet * 7214921Scognet * This code was written by Daniel Watt, Walter Deignan, Ryan Gabrys, 8214921Scognet * Alan Perez-Rathke and Ram Vedam. 9214921Scognet * 10214921Scognet * Redistribution and use in source and binary forms, with or 11214921Scognet * without modification, are permitted provided that the following 12214921Scognet * conditions are met: 13214921Scognet * 1. Redistributions of source code must retain the above copyright 14214921Scognet * notice, this list of conditions and the following disclaimer. 15214921Scognet * 2. Redistributions in binary form must reproduce the above 16214921Scognet * copyright notice, this list of conditions and the following 17214921Scognet * disclaimer in the documentation and/or other materials provided 18214921Scognet * with the distribution. 19214921Scognet * 20214921Scognet * THIS SOFTWARE IS PROVIDED BY DANIEL WATT, WALTER DEIGNAN, RYAN 21214921Scognet * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM ``AS IS'' AND ANY EXPRESS OR 22214921Scognet * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23214921Scognet * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 24214921Scognet * DISCLAIMED. IN NO EVENT SHALL DANIEL WATT, WALTER DEIGNAN, RYAN 25214921Scognet * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM BE LIABLE FOR ANY DIRECT, INDIRECT, 26214921Scognet * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27214921Scognet * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 28214921Scognet * USE,DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 29214921Scognet * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30214921Scognet * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31214921Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 32214921Scognet * OF SUCH DAMAGE. 33214921Scognet */ 34214921Scognet/* 35214921Scognet * Copyright (c) 2001 Wasabi Systems, Inc. 36214921Scognet * All rights reserved. 37214921Scognet * 38214921Scognet * Written by Luke Mewburn for Wasabi Systems, Inc. 39214921Scognet * 40214921Scognet * Redistribution and use in source and binary forms, with or without 41214921Scognet * modification, are permitted provided that the following conditions 42214921Scognet * are met: 43214921Scognet * 1. Redistributions of source code must retain the above copyright 44214921Scognet * notice, this list of conditions and the following disclaimer. 45214921Scognet * 2. Redistributions in binary form must reproduce the above copyright 46214921Scognet * notice, this list of conditions and the following disclaimer in the 47214921Scognet * documentation and/or other materials provided with the distribution. 48214921Scognet * 3. All advertising materials mentioning features or use of this software 49214921Scognet * must display the following acknowledgement: 50214921Scognet * This product includes software developed for the NetBSD Project by 51214921Scognet * Wasabi Systems, Inc. 52214921Scognet * 4. The name of Wasabi Systems, Inc. may not be used to endorse 53214921Scognet * or promote products derived from this software without specific prior 54214921Scognet * written permission. 55214921Scognet * 56214921Scognet * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 57214921Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 58214921Scognet * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 59214921Scognet * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 60214921Scognet * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 61214921Scognet * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 62214921Scognet * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 63214921Scognet * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 64214921Scognet * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 65214921Scognet * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 66214921Scognet * POSSIBILITY OF SUCH DAMAGE. 67214921Scognet */ 68214921Scognet/* 69214921Scognet * Copyright (c) 1982, 1986, 1989, 1993 70214921Scognet * The Regents of the University of California. All rights reserved. 71214921Scognet * 72214921Scognet * Redistribution and use in source and binary forms, with or without 73214921Scognet * modification, are permitted provided that the following conditions 74214921Scognet * are met: 75214921Scognet * 1. Redistributions of source code must retain the above copyright 76214921Scognet * notice, this list of conditions and the following disclaimer. 77214921Scognet * 2. Redistributions in binary form must reproduce the above copyright 78214921Scognet * notice, this list of conditions and the following disclaimer in the 79214921Scognet * documentation and/or other materials provided with the distribution. 80214921Scognet * 3. Neither the name of the University nor the names of its contributors 81214921Scognet * may be used to endorse or promote products derived from this software 82214921Scognet * without specific prior written permission. 83214921Scognet * 84214921Scognet * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 85214921Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 86214921Scognet * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 87214921Scognet * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 88214921Scognet * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 89214921Scognet * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 90214921Scognet * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 91214921Scognet * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 92214921Scognet * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 93214921Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 94214921Scognet * SUCH DAMAGE. 95214921Scognet * 96214921Scognet */ 97214921Scognet 98214921Scognet#include <sys/cdefs.h> 99214921Scognet__FBSDID("$FreeBSD: stable/10/usr.sbin/makefs/cd9660.c 316198 2017-03-30 02:02:48Z sevan $"); 100214921Scognet 101214921Scognet#include <string.h> 102214921Scognet#include <ctype.h> 103214921Scognet#include <sys/param.h> 104214921Scognet#include <sys/queue.h> 105214921Scognet 106214921Scognet#include "makefs.h" 107214921Scognet#include "cd9660.h" 108214921Scognet#include "cd9660/iso9660_rrip.h" 109214921Scognet#include "cd9660/cd9660_archimedes.h" 110214921Scognet 111214921Scognet/* 112214921Scognet * Global variables 113214921Scognet */ 114214921Scognetiso9660_disk diskStructure; 115214921Scognet 116214921Scognetstatic void cd9660_finalize_PVD(void); 117214921Scognetstatic cd9660node *cd9660_allocate_cd9660node(void); 118214921Scognetstatic void cd9660_set_defaults(void); 119214921Scognetstatic int cd9660_arguments_set_string(const char *, const char *, int, 120214921Scognet char, char *); 121214921Scognetstatic void cd9660_populate_iso_dir_record( 122214921Scognet struct _iso_directory_record_cd9660 *, u_char, u_char, u_char, 123214921Scognet const char *); 124214921Scognetstatic void cd9660_setup_root_node(void); 125214921Scognetstatic int cd9660_setup_volume_descriptors(void); 126214921Scognet#if 0 127214921Scognetstatic int cd9660_fill_extended_attribute_record(cd9660node *); 128214921Scognet#endif 129214921Scognetstatic void cd9660_sort_nodes(cd9660node *); 130224762Smariusstatic int cd9660_translate_node_common(cd9660node *); 131214921Scognetstatic int cd9660_translate_node(fsnode *, cd9660node *); 132214921Scognetstatic int cd9660_compare_filename(const char *, const char *); 133214921Scognetstatic void cd9660_sorted_child_insert(cd9660node *, cd9660node *); 134214921Scognetstatic int cd9660_handle_collisions(cd9660node *, int); 135214921Scognetstatic cd9660node *cd9660_rename_filename(cd9660node *, int, int); 136214921Scognetstatic void cd9660_copy_filenames(cd9660node *); 137214921Scognetstatic void cd9660_sorting_nodes(cd9660node *); 138214921Scognetstatic int cd9660_count_collisions(cd9660node *); 139214921Scognetstatic cd9660node *cd9660_rrip_move_directory(cd9660node *); 140214921Scognetstatic int cd9660_add_dot_records(cd9660node *); 141214921Scognet 142214921Scognetstatic void cd9660_convert_structure(fsnode *, cd9660node *, int, 143214921Scognet int *, int *); 144214921Scognetstatic void cd9660_free_structure(cd9660node *); 145214921Scognetstatic int cd9660_generate_path_table(void); 146214921Scognetstatic int cd9660_level1_convert_filename(const char *, char *, int); 147214921Scognetstatic int cd9660_level2_convert_filename(const char *, char *, int); 148214921Scognet#if 0 149214921Scognetstatic int cd9660_joliet_convert_filename(const char *, char *, int); 150214921Scognet#endif 151214921Scognetstatic int cd9660_convert_filename(const char *, char *, int); 152214921Scognetstatic void cd9660_populate_dot_records(cd9660node *); 153214921Scognetstatic int64_t cd9660_compute_offsets(cd9660node *, int64_t); 154214921Scognet#if 0 155214921Scognetstatic int cd9660_copy_stat_info(cd9660node *, cd9660node *, int); 156214921Scognet#endif 157214921Scognetstatic cd9660node *cd9660_create_virtual_entry(const char *, cd9660node *, int, 158214921Scognet int); 159214921Scognetstatic cd9660node *cd9660_create_file(const char *, cd9660node *, cd9660node *); 160214921Scognetstatic cd9660node *cd9660_create_directory(const char *, cd9660node *, 161214921Scognet cd9660node *); 162214921Scognetstatic cd9660node *cd9660_create_special_directory(u_char, cd9660node *); 163214921Scognet 164214921Scognet 165214921Scognet/* 166293290Sbdrewery * Allocate and initialize a cd9660node 167214921Scognet * @returns struct cd9660node * Pointer to new node, or NULL on error 168214921Scognet */ 169214921Scognetstatic cd9660node * 170214921Scognetcd9660_allocate_cd9660node(void) 171214921Scognet{ 172214921Scognet cd9660node *temp; 173214921Scognet 174214921Scognet if ((temp = calloc(1, sizeof(cd9660node))) == NULL) 175214921Scognet err(EXIT_FAILURE, "%s: calloc", __func__); 176214921Scognet TAILQ_INIT(&temp->cn_children); 177214921Scognet temp->parent = temp->dot_record = temp->dot_dot_record = NULL; 178214921Scognet temp->ptnext = temp->ptprev = temp->ptlast = NULL; 179214921Scognet temp->node = NULL; 180214921Scognet temp->isoDirRecord = NULL; 181214921Scognet temp->isoExtAttributes = NULL; 182214921Scognet temp->rr_real_parent = temp->rr_relocated = NULL; 183214921Scognet temp->su_tail_data = NULL; 184214921Scognet return temp; 185214921Scognet} 186214921Scognet 187214921Scognetint cd9660_defaults_set = 0; 188214921Scognet 189214921Scognet/** 190214921Scognet* Set default values for cd9660 extension to makefs 191214921Scognet*/ 192214921Scognetstatic void 193214921Scognetcd9660_set_defaults(void) 194214921Scognet{ 195214921Scognet /*Fix the sector size for now, though the spec allows for other sizes*/ 196214921Scognet diskStructure.sectorSize = 2048; 197214921Scognet 198214921Scognet /* Set up defaults in our own structure */ 199214921Scognet diskStructure.verbose_level = 0; 200214921Scognet diskStructure.keep_bad_images = 0; 201214921Scognet diskStructure.follow_sym_links = 0; 202214921Scognet diskStructure.isoLevel = 2; 203214921Scognet 204214921Scognet diskStructure.rock_ridge_enabled = 0; 205214921Scognet diskStructure.rock_ridge_renamed_dir_name = 0; 206214921Scognet diskStructure.rock_ridge_move_count = 0; 207214921Scognet diskStructure.rr_moved_dir = 0; 208214921Scognet 209214921Scognet diskStructure.archimedes_enabled = 0; 210222191Snwhitehorn diskStructure.chrp_boot = 0; 211214921Scognet 212214921Scognet diskStructure.include_padding_areas = 1; 213214921Scognet 214214921Scognet /* Spec breaking functionality */ 215214921Scognet diskStructure.allow_deep_trees = 216214921Scognet diskStructure.allow_start_dot = 217214921Scognet diskStructure.allow_max_name = 218214921Scognet diskStructure.allow_illegal_chars = 219214921Scognet diskStructure.allow_lowercase = 220214921Scognet diskStructure.allow_multidot = 221214921Scognet diskStructure.omit_trailing_period = 0; 222214921Scognet 223214921Scognet /* Make sure the PVD is clear */ 224214921Scognet memset(&diskStructure.primaryDescriptor, 0, 2048); 225214921Scognet 226214921Scognet memset(diskStructure.primaryDescriptor.publisher_id, 0x20,128); 227214921Scognet memset(diskStructure.primaryDescriptor.preparer_id, 0x20,128); 228214921Scognet memset(diskStructure.primaryDescriptor.application_id, 0x20,128); 229224690Smm memset(diskStructure.primaryDescriptor.copyright_file_id, 0x20,37); 230224690Smm memset(diskStructure.primaryDescriptor.abstract_file_id, 0x20,37); 231224690Smm memset(diskStructure.primaryDescriptor.bibliographic_file_id, 0x20,37); 232214921Scognet 233253707Smarius strcpy(diskStructure.primaryDescriptor.system_id, "FreeBSD"); 234214921Scognet 235214921Scognet cd9660_defaults_set = 1; 236214921Scognet 237214921Scognet /* Boot support: Initially disabled */ 238214921Scognet diskStructure.has_generic_bootimage = 0; 239214921Scognet diskStructure.generic_bootimage = NULL; 240214921Scognet 241214921Scognet diskStructure.boot_image_directory = 0; 242214921Scognet /*memset(diskStructure.boot_descriptor, 0, 2048);*/ 243214921Scognet 244214921Scognet diskStructure.is_bootable = 0; 245214921Scognet TAILQ_INIT(&diskStructure.boot_images); 246214921Scognet LIST_INIT(&diskStructure.boot_entries); 247214921Scognet} 248214921Scognet 249214921Scognetvoid 250214921Scognetcd9660_prep_opts(fsinfo_t *fsopts __unused) 251214921Scognet{ 252214921Scognet cd9660_set_defaults(); 253214921Scognet} 254214921Scognet 255214921Scognetvoid 256214921Scognetcd9660_cleanup_opts(fsinfo_t *fsopts __unused) 257214921Scognet{ 258214921Scognet 259214921Scognet} 260214921Scognet 261214921Scognetstatic int 262214921Scognetcd9660_arguments_set_string(const char *val, const char *fieldtitle, int length, 263214921Scognet char testmode, char * dest) 264214921Scognet{ 265214921Scognet int len, test; 266214921Scognet 267214921Scognet if (val == NULL) 268214921Scognet warnx("error: The %s requires a string argument", fieldtitle); 269214921Scognet else if ((len = strlen(val)) <= length) { 270214921Scognet if (testmode == 'd') 271214921Scognet test = cd9660_valid_d_chars(val); 272214921Scognet else 273214921Scognet test = cd9660_valid_a_chars(val); 274214921Scognet if (test) { 275214921Scognet memcpy(dest, val, len); 276214921Scognet if (test == 2) 277214921Scognet cd9660_uppercase_characters(dest, len); 278214921Scognet return 1; 279214921Scognet } else 280214921Scognet warnx("error: The %s must be composed of " 281214921Scognet "%c-characters", fieldtitle, testmode); 282214921Scognet } else 283214921Scognet warnx("error: The %s must be at most 32 characters long", 284214921Scognet fieldtitle); 285214921Scognet return 0; 286214921Scognet} 287214921Scognet 288214921Scognet/* 289214921Scognet * Command-line parsing function 290214921Scognet */ 291214921Scognet 292214921Scognetint 293214921Scognetcd9660_parse_opts(const char *option, fsinfo_t *fsopts) 294214921Scognet{ 295214921Scognet char *var, *val; 296214921Scognet int rv; 297214921Scognet /* Set up allowed options - integer options ONLY */ 298214921Scognet option_t cd9660_options[] = { 299290595Sngie { "l", &diskStructure.isoLevel, 1, 2, "ISO Level" }, 300290595Sngie { "isolevel", &diskStructure.isoLevel, 1, 2, "ISO Level" }, 301214921Scognet { "verbose", &diskStructure.verbose_level, 0, 2, 302214921Scognet "Turns on verbose output" }, 303214921Scognet { "v", &diskStructure.verbose_level, 0 , 2, 304214921Scognet "Turns on verbose output"}, 305214921Scognet { .name = NULL } 306214921Scognet }; 307214921Scognet 308214921Scognet if (cd9660_defaults_set == 0) 309214921Scognet cd9660_set_defaults(); 310214921Scognet 311214921Scognet /* 312214921Scognet * Todo : finish implementing this, and make a function that 313214921Scognet * parses them 314214921Scognet */ 315214921Scognet /* 316214921Scognet string_option_t cd9660_string_options[] = { 317214921Scognet { "L", "Label", &diskStructure.primaryDescriptor.volume_id, 1, 32, "Disk Label", ISO_STRING_FILTER_DCHARS }, 318214921Scognet { NULL } 319214921Scognet } 320214921Scognet */ 321214921Scognet 322214921Scognet assert(option != NULL); 323214921Scognet 324214921Scognet if (debug & DEBUG_FS_PARSE_OPTS) 325214921Scognet printf("cd9660_parse_opts: got `%s'\n", option); 326214921Scognet 327214921Scognet if ((var = strdup(option)) == NULL) 328214921Scognet err(1, "allocating memory for copy of option string"); 329214921Scognet rv = 1; 330214921Scognet 331214921Scognet val = strchr(var, '='); 332214921Scognet if (val != NULL) 333214921Scognet *val++ = '\0'; 334214921Scognet 335214921Scognet /* First handle options with no parameters */ 336214921Scognet if (strcmp(var, "h") == 0) { 337214921Scognet diskStructure.displayHelp = 1; 338214921Scognet rv = 1; 339214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "S", "follow-symlinks")) { 340214921Scognet /* this is not handled yet */ 341214921Scognet diskStructure.follow_sym_links = 1; 342214921Scognet rv = 1; 343214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "L", "label")) { 344214921Scognet rv = cd9660_arguments_set_string(val, "Disk Label", 32, 'd', 345214921Scognet diskStructure.primaryDescriptor.volume_id); 346214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "A", "applicationid")) { 347214921Scognet rv = cd9660_arguments_set_string(val, "Application Identifier", 128, 'a', 348214921Scognet diskStructure.primaryDescriptor.application_id); 349214921Scognet } else if(CD9660_IS_COMMAND_ARG_DUAL(var, "P", "publisher")) { 350214921Scognet rv = cd9660_arguments_set_string(val, "Publisher Identifier", 351214921Scognet 128, 'a', diskStructure.primaryDescriptor.publisher_id); 352214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "p", "preparer")) { 353214921Scognet rv = cd9660_arguments_set_string(val, "Preparer Identifier", 354214921Scognet 128, 'a', diskStructure.primaryDescriptor.preparer_id); 355214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "V", "volumeid")) { 356214921Scognet rv = cd9660_arguments_set_string(val, "Volume Set Identifier", 357214921Scognet 128, 'a', diskStructure.primaryDescriptor.volume_set_id); 358214921Scognet /* Boot options */ 359214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "B", "bootimage")) { 360214921Scognet if (val == NULL) 361214921Scognet warnx("error: The Boot Image parameter requires a valid boot information string"); 362214921Scognet else 363214921Scognet rv = cd9660_add_boot_disk(val); 364214921Scognet } else if (CD9660_IS_COMMAND_ARG(var, "bootimagedir")) { 365214921Scognet /* 366214921Scognet * XXXfvdl this is unused. 367214921Scognet */ 368214921Scognet if (val == NULL) 369214921Scognet errx(1, "error: The Boot Image Directory parameter" 370214921Scognet " requires a directory name\n"); 371214921Scognet else { 372214921Scognet if ((diskStructure.boot_image_directory = 373214921Scognet malloc(strlen(val) + 1)) == NULL) { 374214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_parse_opts"); 375214921Scognet exit(1); 376214921Scognet } 377214921Scognet 378214921Scognet /* BIG TODO: Add the max length function here */ 379214921Scognet cd9660_arguments_set_string(val, "Boot Image Directory", 380214921Scognet 12 , 'd', diskStructure.boot_image_directory); 381214921Scognet } 382214921Scognet } else if (CD9660_IS_COMMAND_ARG_DUAL(var, "G", "generic-bootimage")) { 383214921Scognet if (val == NULL) 384214921Scognet warnx("error: The Boot Image parameter requires a valid boot information string"); 385214921Scognet else 386214921Scognet rv = cd9660_add_generic_bootimage(val); 387214921Scognet } else if (CD9660_IS_COMMAND_ARG(var, "no-trailing-padding")) 388214921Scognet diskStructure.include_padding_areas = 0; 389214921Scognet /* RRIP */ 390214921Scognet else if (CD9660_IS_COMMAND_ARG_DUAL(var, "R", "rockridge")) 391214921Scognet diskStructure.rock_ridge_enabled = 1; 392214921Scognet else if (CD9660_IS_COMMAND_ARG_DUAL(var, "A", "archimedes")) 393214921Scognet diskStructure.archimedes_enabled = 1; 394222191Snwhitehorn else if (CD9660_IS_COMMAND_ARG(var, "chrp-boot")) 395222191Snwhitehorn diskStructure.chrp_boot = 1; 396214921Scognet else if (CD9660_IS_COMMAND_ARG_DUAL(var, "K", "keep-bad-images")) 397214921Scognet diskStructure.keep_bad_images = 1; 398214921Scognet else if (CD9660_IS_COMMAND_ARG(var, "allow-deep-trees")) 399214921Scognet diskStructure.allow_deep_trees = 1; 400214921Scognet else if (CD9660_IS_COMMAND_ARG(var, "allow-max-name")) 401214921Scognet diskStructure.allow_max_name = 1; 402214921Scognet else if (CD9660_IS_COMMAND_ARG(var, "allow-illegal-chars")) 403214921Scognet diskStructure.allow_illegal_chars = 1; 404214921Scognet else if (CD9660_IS_COMMAND_ARG(var, "allow-lowercase")) 405214921Scognet diskStructure.allow_lowercase = 1; 406214921Scognet else if (CD9660_IS_COMMAND_ARG(var,"allow-multidot")) 407214921Scognet diskStructure.allow_multidot = 1; 408214921Scognet else if (CD9660_IS_COMMAND_ARG(var, "omit-trailing-period")) 409214921Scognet diskStructure.omit_trailing_period = 1; 410214921Scognet else if (CD9660_IS_COMMAND_ARG(var, "no-emul-boot") || 411214921Scognet CD9660_IS_COMMAND_ARG(var, "no-boot") || 412214921Scognet CD9660_IS_COMMAND_ARG(var, "hard-disk-boot")) { 413214921Scognet cd9660_eltorito_add_boot_option(var, 0); 414214921Scognet 415214921Scognet /* End of flag variables */ 416214921Scognet } else if (CD9660_IS_COMMAND_ARG(var, "boot-load-segment")) { 417214921Scognet if (val == NULL) { 418214921Scognet warnx("Option `%s' doesn't contain a value", var); 419214921Scognet rv = 0; 420214921Scognet } else { 421214921Scognet cd9660_eltorito_add_boot_option(var, val); 422214921Scognet } 423214921Scognet } else { 424214921Scognet if (val == NULL) { 425214921Scognet warnx("Option `%s' doesn't contain a value", var); 426214921Scognet rv = 0; 427214921Scognet } else 428214921Scognet rv = set_option(cd9660_options, var, val); 429214921Scognet } 430214921Scognet 431289989Sngie free(var); 432214921Scognet return (rv); 433214921Scognet} 434214921Scognet 435214921Scognet/* 436214921Scognet * Main function for cd9660_makefs 437214921Scognet * Builds the ISO image file 438214921Scognet * @param const char *image The image filename to create 439214921Scognet * @param const char *dir The directory that is being read 440214921Scognet * @param struct fsnode *root The root node of the filesystem tree 441214921Scognet * @param struct fsinfo_t *fsopts Any options 442214921Scognet */ 443214921Scognetvoid 444214921Scognetcd9660_makefs(const char *image, const char *dir, fsnode *root, 445214921Scognet fsinfo_t *fsopts) 446214921Scognet{ 447214921Scognet int64_t startoffset; 448214921Scognet int numDirectories; 449214921Scognet uint64_t pathTableSectors; 450214921Scognet int64_t firstAvailableSector; 451214921Scognet int64_t totalSpace; 452214921Scognet int error; 453214921Scognet cd9660node *real_root; 454214921Scognet 455214921Scognet if (diskStructure.verbose_level > 0) 456214921Scognet printf("cd9660_makefs: ISO level is %i\n", 457214921Scognet diskStructure.isoLevel); 458214921Scognet if (diskStructure.isoLevel < 2 && 459214921Scognet diskStructure.allow_multidot) 460214921Scognet errx(1, "allow-multidot requires iso level of 2\n"); 461214921Scognet 462214921Scognet assert(image != NULL); 463214921Scognet assert(dir != NULL); 464214921Scognet assert(root != NULL); 465214921Scognet 466214921Scognet if (diskStructure.displayHelp) { 467214921Scognet /* 468214921Scognet * Display help here - probably want to put it in 469214921Scognet * a separate function 470214921Scognet */ 471214921Scognet return; 472214921Scognet } 473214921Scognet 474214921Scognet if (diskStructure.verbose_level > 0) 475214921Scognet printf("cd9660_makefs: image %s directory %s root %p\n", 476214921Scognet image, dir, root); 477214921Scognet 478214921Scognet /* Set up some constants. Later, these will be defined with options */ 479214921Scognet 480214921Scognet /* Counter needed for path tables */ 481214921Scognet numDirectories = 0; 482214921Scognet 483214921Scognet /* Convert tree to our own format */ 484214921Scognet /* Actually, we now need to add the REAL root node, at level 0 */ 485214921Scognet 486214921Scognet real_root = cd9660_allocate_cd9660node(); 487214921Scognet if ((real_root->isoDirRecord = 488214921Scognet malloc( sizeof(iso_directory_record_cd9660) )) == NULL) { 489214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_makefs"); 490214921Scognet exit(1); 491214921Scognet } 492214921Scognet 493214921Scognet /* Leave filename blank for root */ 494214921Scognet memset(real_root->isoDirRecord->name, 0, 495214921Scognet ISO_FILENAME_MAXLENGTH_WITH_PADDING); 496214921Scognet 497214921Scognet real_root->level = 0; 498214921Scognet diskStructure.rootNode = real_root; 499214921Scognet real_root->type = CD9660_TYPE_DIR; 500214921Scognet error = 0; 501214921Scognet real_root->node = root; 502214921Scognet cd9660_convert_structure(root, real_root, 1, &numDirectories, &error); 503214921Scognet 504214921Scognet if (TAILQ_EMPTY(&real_root->cn_children)) { 505214921Scognet errx(1, "cd9660_makefs: converted directory is empty. " 506214921Scognet "Tree conversion failed\n"); 507214921Scognet } else if (error != 0) { 508214921Scognet errx(1, "cd9660_makefs: tree conversion failed\n"); 509214921Scognet } else { 510214921Scognet if (diskStructure.verbose_level > 0) 511214921Scognet printf("cd9660_makefs: tree converted\n"); 512214921Scognet } 513214921Scognet 514214921Scognet /* Add the dot and dot dot records */ 515214921Scognet cd9660_add_dot_records(real_root); 516214921Scognet 517214921Scognet cd9660_setup_root_node(); 518214921Scognet 519214921Scognet if (diskStructure.verbose_level > 0) 520214921Scognet printf("cd9660_makefs: done converting tree\n"); 521214921Scognet 522214921Scognet /* non-SUSP extensions */ 523214921Scognet if (diskStructure.archimedes_enabled) 524214921Scognet archimedes_convert_tree(diskStructure.rootNode); 525214921Scognet 526214921Scognet /* Rock ridge / SUSP init pass */ 527214921Scognet if (diskStructure.rock_ridge_enabled) { 528214921Scognet cd9660_susp_initialize(diskStructure.rootNode, 529214921Scognet diskStructure.rootNode, NULL); 530214921Scognet } 531214921Scognet 532214921Scognet /* Build path table structure */ 533214921Scognet diskStructure.pathTableLength = cd9660_generate_path_table(); 534214921Scognet 535214921Scognet pathTableSectors = CD9660_BLOCKS(diskStructure.sectorSize, 536214921Scognet diskStructure.pathTableLength); 537214921Scognet 538214921Scognet firstAvailableSector = cd9660_setup_volume_descriptors(); 539214921Scognet if (diskStructure.is_bootable) { 540214921Scognet firstAvailableSector = cd9660_setup_boot(firstAvailableSector); 541214921Scognet if (firstAvailableSector < 0) 542214921Scognet errx(1, "setup_boot failed"); 543214921Scognet } 544214921Scognet /* LE first, then BE */ 545214921Scognet diskStructure.primaryLittleEndianTableSector = firstAvailableSector; 546214921Scognet diskStructure.primaryBigEndianTableSector = 547214921Scognet diskStructure.primaryLittleEndianTableSector + pathTableSectors; 548214921Scognet 549214921Scognet /* Set the secondary ones to -1, not going to use them for now */ 550214921Scognet diskStructure.secondaryBigEndianTableSector = -1; 551214921Scognet diskStructure.secondaryLittleEndianTableSector = -1; 552214921Scognet 553214921Scognet diskStructure.dataFirstSector = 554214921Scognet diskStructure.primaryBigEndianTableSector + pathTableSectors; 555214921Scognet if (diskStructure.verbose_level > 0) 556214921Scognet printf("cd9660_makefs: Path table conversion complete. " 557214921Scognet "Each table is %i bytes, or %" PRIu64 " sectors.\n", 558214921Scognet diskStructure.pathTableLength, pathTableSectors); 559214921Scognet 560214921Scognet startoffset = diskStructure.sectorSize*diskStructure.dataFirstSector; 561214921Scognet 562214921Scognet totalSpace = cd9660_compute_offsets(real_root, startoffset); 563214921Scognet 564214921Scognet diskStructure.totalSectors = diskStructure.dataFirstSector + 565214921Scognet CD9660_BLOCKS(diskStructure.sectorSize, totalSpace); 566214921Scognet 567214921Scognet /* Disabled until pass 1 is done */ 568214921Scognet if (diskStructure.rock_ridge_enabled) { 569214921Scognet diskStructure.susp_continuation_area_start_sector = 570214921Scognet diskStructure.totalSectors; 571214921Scognet diskStructure.totalSectors += 572214921Scognet CD9660_BLOCKS(diskStructure.sectorSize, 573214921Scognet diskStructure.susp_continuation_area_size); 574214921Scognet cd9660_susp_finalize(diskStructure.rootNode); 575214921Scognet } 576214921Scognet 577214921Scognet 578214921Scognet cd9660_finalize_PVD(); 579214921Scognet 580214921Scognet /* Add padding sectors, just for testing purposes right now */ 581214921Scognet /* diskStructure.totalSectors+=150; */ 582214921Scognet 583214921Scognet /* Debugging output */ 584214921Scognet if (diskStructure.verbose_level > 0) { 585214921Scognet printf("cd9660_makefs: Sectors 0-15 reserved\n"); 586214921Scognet printf("cd9660_makefs: Primary path tables starts in sector %" 587214921Scognet PRId64 "\n", diskStructure.primaryLittleEndianTableSector); 588214921Scognet printf("cd9660_makefs: File data starts in sector %" 589214921Scognet PRId64 "\n", diskStructure.dataFirstSector); 590214921Scognet printf("cd9660_makefs: Total sectors: %" 591214921Scognet PRId64 "\n", diskStructure.totalSectors); 592214921Scognet } 593214921Scognet 594214921Scognet /* 595214921Scognet * Add padding sectors at the end 596214921Scognet * TODO: Clean this up and separate padding 597214921Scognet */ 598214921Scognet if (diskStructure.include_padding_areas) 599214921Scognet diskStructure.totalSectors += 150; 600214921Scognet 601214921Scognet cd9660_write_image(image); 602214921Scognet 603214921Scognet if (diskStructure.verbose_level > 1) { 604214921Scognet debug_print_volume_descriptor_information(); 605214921Scognet debug_print_tree(real_root,0); 606214921Scognet debug_print_path_tree(real_root); 607214921Scognet } 608214921Scognet 609214921Scognet /* Clean up data structures */ 610214921Scognet cd9660_free_structure(real_root); 611214921Scognet 612214921Scognet if (diskStructure.verbose_level > 0) 613214921Scognet printf("cd9660_makefs: done\n"); 614214921Scognet} 615214921Scognet 616214921Scognet/* Generic function pointer - implement later */ 617214921Scognettypedef int (*cd9660node_func)(cd9660node *); 618214921Scognet 619214921Scognetstatic void 620214921Scognetcd9660_finalize_PVD(void) 621214921Scognet{ 622214921Scognet time_t tim; 623214921Scognet 624214921Scognet /* root should be a fixed size of 34 bytes since it has no name */ 625214921Scognet memcpy(diskStructure.primaryDescriptor.root_directory_record, 626214921Scognet diskStructure.rootNode->dot_record->isoDirRecord, 34); 627214921Scognet 628214921Scognet /* In RRIP, this might be longer than 34 */ 629214921Scognet diskStructure.primaryDescriptor.root_directory_record[0] = 34; 630214921Scognet 631214921Scognet /* Set up all the important numbers in the PVD */ 632214921Scognet cd9660_bothendian_dword(diskStructure.totalSectors, 633214921Scognet (unsigned char *)diskStructure.primaryDescriptor.volume_space_size); 634214921Scognet cd9660_bothendian_word(1, 635214921Scognet (unsigned char *)diskStructure.primaryDescriptor.volume_set_size); 636214921Scognet cd9660_bothendian_word(1, 637214921Scognet (unsigned char *) 638214921Scognet diskStructure.primaryDescriptor.volume_sequence_number); 639214921Scognet cd9660_bothendian_word(diskStructure.sectorSize, 640214921Scognet (unsigned char *) 641214921Scognet diskStructure.primaryDescriptor.logical_block_size); 642214921Scognet cd9660_bothendian_dword(diskStructure.pathTableLength, 643214921Scognet (unsigned char *)diskStructure.primaryDescriptor.path_table_size); 644214921Scognet 645214921Scognet cd9660_731(diskStructure.primaryLittleEndianTableSector, 646214921Scognet (u_char *)diskStructure.primaryDescriptor.type_l_path_table); 647214921Scognet cd9660_732(diskStructure.primaryBigEndianTableSector, 648214921Scognet (u_char *)diskStructure.primaryDescriptor.type_m_path_table); 649214921Scognet 650214921Scognet diskStructure.primaryDescriptor.file_structure_version[0] = 1; 651214921Scognet 652214921Scognet /* Pad all strings with spaces instead of nulls */ 653214921Scognet cd9660_pad_string_spaces(diskStructure.primaryDescriptor.volume_id, 32); 654214921Scognet cd9660_pad_string_spaces(diskStructure.primaryDescriptor.system_id, 32); 655214921Scognet cd9660_pad_string_spaces(diskStructure.primaryDescriptor.volume_set_id, 656214921Scognet 128); 657214921Scognet cd9660_pad_string_spaces(diskStructure.primaryDescriptor.publisher_id, 658214921Scognet 128); 659214921Scognet cd9660_pad_string_spaces(diskStructure.primaryDescriptor.preparer_id, 660214921Scognet 128); 661214921Scognet cd9660_pad_string_spaces(diskStructure.primaryDescriptor.application_id, 662214921Scognet 128); 663214921Scognet cd9660_pad_string_spaces( 664224690Smm diskStructure.primaryDescriptor.copyright_file_id, 37); 665214921Scognet cd9660_pad_string_spaces( 666224690Smm diskStructure.primaryDescriptor.abstract_file_id, 37); 667214921Scognet cd9660_pad_string_spaces( 668224690Smm diskStructure.primaryDescriptor.bibliographic_file_id, 37); 669214921Scognet 670214921Scognet /* Setup dates */ 671214921Scognet time(&tim); 672214921Scognet cd9660_time_8426( 673214921Scognet (unsigned char *)diskStructure.primaryDescriptor.creation_date, 674214921Scognet tim); 675214921Scognet cd9660_time_8426( 676214921Scognet (unsigned char *)diskStructure.primaryDescriptor.modification_date, 677214921Scognet tim); 678214921Scognet 679214921Scognet /* 680214921Scognet cd9660_set_date(diskStructure.primaryDescriptor.expiration_date, now); 681214921Scognet */ 682214921Scognet 683253707Smarius memset(diskStructure.primaryDescriptor.expiration_date, '0', 16); 684253707Smarius diskStructure.primaryDescriptor.expiration_date[16] = 0; 685214921Scognet cd9660_time_8426( 686214921Scognet (unsigned char *)diskStructure.primaryDescriptor.effective_date, 687214921Scognet tim); 688214921Scognet} 689214921Scognet 690214921Scognetstatic void 691214921Scognetcd9660_populate_iso_dir_record(struct _iso_directory_record_cd9660 *record, 692214921Scognet u_char ext_attr_length, u_char flags, 693214921Scognet u_char name_len, const char * name) 694214921Scognet{ 695214921Scognet record->ext_attr_length[0] = ext_attr_length; 696214921Scognet record->flags[0] = ISO_FLAG_CLEAR | flags; 697214921Scognet record->file_unit_size[0] = 0; 698214921Scognet record->interleave[0] = 0; 699214921Scognet cd9660_bothendian_word(1, record->volume_sequence_number); 700214921Scognet record->name_len[0] = name_len; 701214921Scognet memset(record->name, '\0', sizeof (record->name)); 702214921Scognet memcpy(record->name, name, name_len); 703214921Scognet record->length[0] = 33 + name_len; 704214921Scognet 705214921Scognet /* Todo : better rounding */ 706214921Scognet record->length[0] += (record->length[0] & 1) ? 1 : 0; 707214921Scognet} 708214921Scognet 709214921Scognetstatic void 710214921Scognetcd9660_setup_root_node(void) 711214921Scognet{ 712214921Scognet cd9660_populate_iso_dir_record(diskStructure.rootNode->isoDirRecord, 713214921Scognet 0, ISO_FLAG_DIRECTORY, 1, "\0"); 714214921Scognet 715214921Scognet} 716214921Scognet 717214921Scognet/*********** SUPPORT FUNCTIONS ***********/ 718214921Scognetstatic int 719214921Scognetcd9660_setup_volume_descriptors(void) 720214921Scognet{ 721214921Scognet /* Boot volume descriptor should come second */ 722214921Scognet int sector = 16; 723214921Scognet /* For now, a fixed 2 : PVD and terminator */ 724214921Scognet volume_descriptor *temp, *t; 725214921Scognet 726214921Scognet /* Set up the PVD */ 727214921Scognet if ((temp = malloc(sizeof(volume_descriptor))) == NULL) { 728214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_setup_volume_descriptors"); 729214921Scognet exit(1); 730214921Scognet } 731214921Scognet 732214921Scognet temp->volumeDescriptorData = 733214921Scognet (unsigned char *)&diskStructure.primaryDescriptor; 734214921Scognet temp->volumeDescriptorData[0] = ISO_VOLUME_DESCRIPTOR_PVD; 735214921Scognet temp->volumeDescriptorData[6] = 1; 736214921Scognet temp->sector = sector; 737214921Scognet memcpy(temp->volumeDescriptorData + 1, 738214921Scognet ISO_VOLUME_DESCRIPTOR_STANDARD_ID, 5); 739214921Scognet diskStructure.firstVolumeDescriptor = temp; 740214921Scognet 741214921Scognet sector++; 742214921Scognet /* Set up boot support if enabled. BVD must reside in sector 17 */ 743214921Scognet if (diskStructure.is_bootable) { 744214921Scognet if ((t = malloc(sizeof(volume_descriptor))) == NULL) { 745214921Scognet CD9660_MEM_ALLOC_ERROR( 746214921Scognet "cd9660_setup_volume_descriptors"); 747214921Scognet exit(1); 748214921Scognet } 749214921Scognet if ((t->volumeDescriptorData = malloc(2048)) == NULL) { 750214921Scognet CD9660_MEM_ALLOC_ERROR( 751214921Scognet "cd9660_setup_volume_descriptors"); 752214921Scognet exit(1); 753214921Scognet } 754214921Scognet temp->next = t; 755214921Scognet temp = t; 756214921Scognet memset(t->volumeDescriptorData, 0, 2048); 757214921Scognet t->sector = 17; 758214921Scognet if (diskStructure.verbose_level > 0) 759214921Scognet printf("Setting up boot volume descriptor\n"); 760214921Scognet cd9660_setup_boot_volume_descriptor(t); 761214921Scognet sector++; 762214921Scognet } 763214921Scognet 764214921Scognet /* Set up the terminator */ 765214921Scognet if ((t = malloc(sizeof(volume_descriptor))) == NULL) { 766214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_setup_volume_descriptors"); 767214921Scognet exit(1); 768214921Scognet } 769214921Scognet if ((t->volumeDescriptorData = malloc(2048)) == NULL) { 770214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_setup_volume_descriptors"); 771214921Scognet exit(1); 772214921Scognet } 773214921Scognet 774214921Scognet temp->next = t; 775214921Scognet memset(t->volumeDescriptorData, 0, 2048); 776214921Scognet t->volumeDescriptorData[0] = ISO_VOLUME_DESCRIPTOR_TERMINATOR; 777214921Scognet t->next = 0; 778214921Scognet t->volumeDescriptorData[6] = 1; 779214921Scognet t->sector = sector; 780214921Scognet memcpy(t->volumeDescriptorData + 1, 781214921Scognet ISO_VOLUME_DESCRIPTOR_STANDARD_ID, 5); 782214921Scognet 783214921Scognet sector++; 784214921Scognet return sector; 785214921Scognet} 786214921Scognet 787214921Scognet#if 0 788214921Scognet/* 789214921Scognet * Populate EAR at some point. Not required, but is used by NetBSD's 790214921Scognet * cd9660 support 791214921Scognet */ 792214921Scognetstatic int 793214921Scognetcd9660_fill_extended_attribute_record(cd9660node *node) 794214921Scognet{ 795214921Scognet if ((node->isoExtAttributes = 796214921Scognet malloc(sizeof(struct iso_extended_attributes))) == NULL) { 797214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_fill_extended_attribute_record"); 798214921Scognet exit(1); 799214921Scognet }; 800214921Scognet 801214921Scognet return 1; 802214921Scognet} 803214921Scognet#endif 804214921Scognet 805214921Scognetstatic int 806224762Smariuscd9660_translate_node_common(cd9660node *newnode) 807214921Scognet{ 808214921Scognet time_t tim; 809214921Scognet int test; 810214921Scognet u_char flag; 811214921Scognet char temp[ISO_FILENAME_MAXLENGTH_WITH_PADDING]; 812214921Scognet 813214921Scognet /* Now populate the isoDirRecord structure */ 814214921Scognet memset(temp, 0, ISO_FILENAME_MAXLENGTH_WITH_PADDING); 815214921Scognet 816214921Scognet test = cd9660_convert_filename(newnode->node->name, 817214921Scognet temp, !(S_ISDIR(newnode->node->type))); 818214921Scognet 819214921Scognet flag = ISO_FLAG_CLEAR; 820214921Scognet if (S_ISDIR(newnode->node->type)) 821214921Scognet flag |= ISO_FLAG_DIRECTORY; 822214921Scognet 823214921Scognet cd9660_populate_iso_dir_record(newnode->isoDirRecord, 0, 824214921Scognet flag, strlen(temp), temp); 825214921Scognet 826214921Scognet /* Set the various dates */ 827214921Scognet 828214921Scognet /* If we want to use the current date and time */ 829214921Scognet time(&tim); 830214921Scognet 831214921Scognet cd9660_time_915(newnode->isoDirRecord->date, tim); 832214921Scognet 833214921Scognet cd9660_bothendian_dword(newnode->fileDataLength, 834214921Scognet newnode->isoDirRecord->size); 835214921Scognet /* If the file is a link, we want to set the size to 0 */ 836214921Scognet if (S_ISLNK(newnode->node->type)) 837214921Scognet newnode->fileDataLength = 0; 838214921Scognet 839214921Scognet return 1; 840214921Scognet} 841214921Scognet 842214921Scognet/* 843224762Smarius * Translate fsnode to cd9660node 844214921Scognet * Translate filenames and other metadata, including dates, sizes, 845214921Scognet * permissions, etc 846214921Scognet * @param struct fsnode * The node generated by makefs 847214921Scognet * @param struct cd9660node * The intermediate node to be written to 848214921Scognet * @returns int 0 on failure, 1 on success 849214921Scognet */ 850214921Scognetstatic int 851214921Scognetcd9660_translate_node(fsnode *node, cd9660node *newnode) 852214921Scognet{ 853214921Scognet if (node == NULL) { 854214921Scognet if (diskStructure.verbose_level > 0) 855214921Scognet printf("cd9660_translate_node: NULL node passed, " 856214921Scognet "returning\n"); 857214921Scognet return 0; 858214921Scognet } 859214921Scognet if ((newnode->isoDirRecord = 860214921Scognet malloc(sizeof(iso_directory_record_cd9660))) == NULL) { 861214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_translate_node"); 862214921Scognet return 0; 863214921Scognet } 864214921Scognet 865214921Scognet /* Set the node pointer */ 866214921Scognet newnode->node = node; 867214921Scognet 868214921Scognet /* Set the size */ 869214921Scognet if (!(S_ISDIR(node->type))) 870214921Scognet newnode->fileDataLength = node->inode->st.st_size; 871214921Scognet 872224762Smarius if (cd9660_translate_node_common(newnode) == 0) 873214921Scognet return 0; 874214921Scognet 875214921Scognet /* Finally, overwrite some of the values that are set by default */ 876214921Scognet cd9660_time_915(newnode->isoDirRecord->date, node->inode->st.st_mtime); 877214921Scognet 878214921Scognet return 1; 879214921Scognet} 880214921Scognet 881214921Scognet/* 882214921Scognet * Compares two ISO filenames 883214921Scognet * @param const char * The first file name 884214921Scognet * @param const char * The second file name 885214921Scognet * @returns : -1 if first is less than second, 0 if they are the same, 1 if 886214921Scognet * the second is greater than the first 887214921Scognet */ 888214921Scognetstatic int 889214921Scognetcd9660_compare_filename(const char *first, const char *second) 890214921Scognet{ 891214921Scognet /* 892214921Scognet * This can be made more optimal once it has been tested 893214921Scognet * (the extra character, for example, is for testing) 894214921Scognet */ 895214921Scognet 896214921Scognet int p1 = 0; 897214921Scognet int p2 = 0; 898214921Scognet char c1, c2; 899214921Scognet /* First, on the filename */ 900214921Scognet 901214921Scognet while (p1 < ISO_FILENAME_MAXLENGTH_BEFORE_VERSION-1 902214921Scognet && p2 < ISO_FILENAME_MAXLENGTH_BEFORE_VERSION-1) { 903214921Scognet c1 = first[p1]; 904214921Scognet c2 = second[p2]; 905214921Scognet if (c1 == '.' && c2 =='.') 906214921Scognet break; 907214921Scognet else if (c1 == '.') { 908214921Scognet p2++; 909214921Scognet c1 = ' '; 910214921Scognet } else if (c2 == '.') { 911214921Scognet p1++; 912214921Scognet c2 = ' '; 913214921Scognet } else { 914214921Scognet p1++; 915214921Scognet p2++; 916214921Scognet } 917214921Scognet 918214921Scognet if (c1 < c2) 919214921Scognet return -1; 920214921Scognet else if (c1 > c2) { 921214921Scognet return 1; 922214921Scognet } 923214921Scognet } 924214921Scognet 925214921Scognet if (first[p1] == '.' && second[p2] == '.') { 926214921Scognet p1++; 927214921Scognet p2++; 928214921Scognet while (p1 < ISO_FILENAME_MAXLENGTH_BEFORE_VERSION - 1 929214921Scognet && p2 < ISO_FILENAME_MAXLENGTH_BEFORE_VERSION - 1) { 930214921Scognet c1 = first[p1]; 931214921Scognet c2 = second[p2]; 932214921Scognet if (c1 == ';' && c2 == ';') 933214921Scognet break; 934214921Scognet else if (c1 == ';') { 935214921Scognet p2++; 936214921Scognet c1 = ' '; 937214921Scognet } else if (c2 == ';') { 938214921Scognet p1++; 939214921Scognet c2 = ' '; 940214921Scognet } else { 941214921Scognet p1++; 942214921Scognet p2++; 943214921Scognet } 944214921Scognet 945214921Scognet if (c1 < c2) 946214921Scognet return -1; 947214921Scognet else if (c1 > c2) 948214921Scognet return 1; 949214921Scognet } 950214921Scognet } 951214921Scognet return 0; 952214921Scognet} 953214921Scognet 954214921Scognet/* 955214921Scognet * Insert a node into list with ISO sorting rules 956214921Scognet * @param cd9660node * The head node of the list 957214921Scognet * @param cd9660node * The node to be inserted 958214921Scognet */ 959214921Scognetstatic void 960214921Scognetcd9660_sorted_child_insert(cd9660node *parent, cd9660node *cn_new) 961214921Scognet{ 962214921Scognet int compare; 963214921Scognet cd9660node *cn; 964214921Scognet struct cd9660_children_head *head = &parent->cn_children; 965214921Scognet 966214921Scognet /* TODO: Optimize? */ 967214921Scognet cn_new->parent = parent; 968214921Scognet 969214921Scognet /* 970214921Scognet * first will either be 0, the . or the .. 971214921Scognet * if . or .., this means no other entry may be written before first 972214921Scognet * if 0, the new node may be inserted at the head 973214921Scognet */ 974214921Scognet 975214921Scognet TAILQ_FOREACH(cn, head, cn_next_child) { 976214921Scognet /* 977214921Scognet * Dont insert a node twice - 978214921Scognet * that would cause an infinite loop 979214921Scognet */ 980214921Scognet if (cn_new == cn) 981214921Scognet return; 982214921Scognet 983214921Scognet compare = cd9660_compare_filename(cn_new->isoDirRecord->name, 984214921Scognet cn->isoDirRecord->name); 985214921Scognet 986214921Scognet if (compare == 0) 987214921Scognet compare = cd9660_compare_filename(cn_new->node->name, 988214921Scognet cn->node->name); 989214921Scognet 990214921Scognet if (compare < 0) 991214921Scognet break; 992214921Scognet } 993214921Scognet if (cn == NULL) 994214921Scognet TAILQ_INSERT_TAIL(head, cn_new, cn_next_child); 995214921Scognet else 996214921Scognet TAILQ_INSERT_BEFORE(cn, cn_new, cn_next_child); 997214921Scognet} 998214921Scognet 999214921Scognet/* 1000214921Scognet * Called After cd9660_sorted_child_insert 1001214921Scognet * handles file collisions by suffixing each filname with ~n 1002214921Scognet * where n represents the files respective place in the ordering 1003214921Scognet */ 1004214921Scognetstatic int 1005214921Scognetcd9660_handle_collisions(cd9660node *colliding, int past) 1006214921Scognet{ 1007214921Scognet cd9660node *iter, *next, *prev; 1008214921Scognet int skip; 1009214921Scognet int delete_chars = 0; 1010214921Scognet int temp_past = past; 1011214921Scognet int temp_skip; 1012214921Scognet int flag = 0; 1013214921Scognet cd9660node *end_of_range; 1014214921Scognet 1015214921Scognet for (iter = TAILQ_FIRST(&colliding->cn_children); 1016214921Scognet iter != NULL && (next = TAILQ_NEXT(iter, cn_next_child)) != NULL;) { 1017214921Scognet if (strcmp(iter->isoDirRecord->name, 1018214921Scognet next->isoDirRecord->name) != 0) { 1019214921Scognet iter = TAILQ_NEXT(iter, cn_next_child); 1020214921Scognet continue; 1021214921Scognet } 1022214921Scognet flag = 1; 1023214921Scognet temp_skip = skip = cd9660_count_collisions(iter); 1024214921Scognet end_of_range = iter; 1025214921Scognet while (temp_skip > 0) { 1026214921Scognet temp_skip--; 1027214921Scognet end_of_range = TAILQ_NEXT(end_of_range, cn_next_child); 1028214921Scognet } 1029214921Scognet temp_past = past; 1030214921Scognet while (temp_past > 0) { 1031214921Scognet if ((next = TAILQ_NEXT(end_of_range, cn_next_child)) != NULL) 1032214921Scognet end_of_range = next; 1033214921Scognet else if ((prev = TAILQ_PREV(iter, cd9660_children_head, cn_next_child)) != NULL) 1034214921Scognet iter = prev; 1035214921Scognet else 1036214921Scognet delete_chars++; 1037214921Scognet temp_past--; 1038214921Scognet } 1039214921Scognet skip += past; 1040214921Scognet iter = cd9660_rename_filename(iter, skip, delete_chars); 1041214921Scognet } 1042214921Scognet return flag; 1043214921Scognet} 1044214921Scognet 1045214921Scognet 1046214921Scognetstatic cd9660node * 1047214921Scognetcd9660_rename_filename(cd9660node *iter, int num, int delete_chars) 1048214921Scognet{ 1049214921Scognet int i = 0; 1050230354Seadler int numbts, digit, digits, temp, powers, count; 1051214921Scognet char *naming; 1052214921Scognet int maxlength; 1053214921Scognet char *tmp; 1054214921Scognet 1055214921Scognet if (diskStructure.verbose_level > 0) 1056214921Scognet printf("Rename_filename called\n"); 1057214921Scognet 1058290595Sngie assert(1 <= diskStructure.isoLevel && diskStructure.isoLevel <= 2); 1059214921Scognet /* TODO : A LOT of chanes regarding 8.3 filenames */ 1060214921Scognet if (diskStructure.isoLevel == 1) 1061214921Scognet maxlength = 8; 1062214921Scognet else if (diskStructure.isoLevel == 2) 1063214921Scognet maxlength = 31; 1064214921Scognet else 1065214921Scognet maxlength = ISO_FILENAME_MAXLENGTH_BEFORE_VERSION; 1066214921Scognet 1067214921Scognet tmp = malloc(ISO_FILENAME_MAXLENGTH_WITH_PADDING); 1068214921Scognet 1069316198Ssevan while (i < num && iter) { 1070214921Scognet powers = 1; 1071214921Scognet count = 0; 1072214921Scognet digits = 1; 1073214921Scognet while (((int)(i / powers) ) >= 10) { 1074214921Scognet digits++; 1075214921Scognet powers = powers * 10; 1076214921Scognet } 1077214921Scognet 1078214921Scognet naming = iter->o_name; 1079214921Scognet 1080214921Scognet /* 1081214921Scognet while ((*naming != '.') && (*naming != ';')) { 1082214921Scognet naming++; 1083214921Scognet count++; 1084214921Scognet } 1085214921Scognet */ 1086214921Scognet 1087214921Scognet while (count < maxlength) { 1088230529Shrs if (*naming == ';') 1089230529Shrs break; 1090214921Scognet naming++; 1091214921Scognet count++; 1092214921Scognet } 1093214921Scognet 1094214921Scognet if ((count + digits) < maxlength) 1095214921Scognet numbts = count; 1096214921Scognet else 1097214921Scognet numbts = maxlength - (digits); 1098214921Scognet numbts -= delete_chars; 1099214921Scognet 1100214921Scognet /* 8.3 rules - keep the extension, add before the dot */ 1101214921Scognet 1102214921Scognet /* 1103214921Scognet * This code makes a bunch of assumptions. 1104214921Scognet * See if you can spot them all :) 1105214921Scognet */ 1106214921Scognet 1107214921Scognet /* 1108214921Scognet if (diskStructure.isoLevel == 1) { 1109214921Scognet numbts = 8 - digits - delete_chars; 1110214921Scognet if (dot < 0) { 1111214921Scognet 1112214921Scognet } else { 1113214921Scognet if (dot < 8) { 1114214921Scognet memmove(&tmp[numbts],&tmp[dot],4); 1115214921Scognet } 1116214921Scognet } 1117214921Scognet } 1118214921Scognet */ 1119214921Scognet 1120214921Scognet /* (copying just the filename before the '.' */ 1121214921Scognet memcpy(tmp, (iter->o_name), numbts); 1122214921Scognet 1123214921Scognet /* adding the appropriate number following the name */ 1124214921Scognet temp = i; 1125214921Scognet while (digits > 0) { 1126214921Scognet digit = (int)(temp / powers); 1127214921Scognet temp = temp - digit * powers; 1128214921Scognet sprintf(&tmp[numbts] , "%d", digit); 1129214921Scognet digits--; 1130214921Scognet numbts++; 1131214921Scognet powers = powers / 10; 1132214921Scognet } 1133214921Scognet 1134214921Scognet while ((*naming != ';') && (numbts < maxlength)) { 1135214921Scognet tmp[numbts] = (*naming); 1136214921Scognet naming++; 1137214921Scognet numbts++; 1138214921Scognet } 1139214921Scognet 1140214921Scognet tmp[numbts] = ';'; 1141214921Scognet tmp[numbts+1] = '1'; 1142214921Scognet tmp[numbts+2] = '\0'; 1143214921Scognet 1144214921Scognet /* 1145214921Scognet * now tmp has exactly the identifier 1146214921Scognet * we want so we'll copy it back to record 1147214921Scognet */ 1148214921Scognet memcpy((iter->isoDirRecord->name), tmp, numbts + 3); 1149214921Scognet 1150214921Scognet iter = TAILQ_NEXT(iter, cn_next_child); 1151214921Scognet i++; 1152214921Scognet } 1153214921Scognet 1154214921Scognet free(tmp); 1155214921Scognet return iter; 1156214921Scognet} 1157214921Scognet 1158214921Scognet/* Todo: Figure out why these functions are nec. */ 1159214921Scognetstatic void 1160214921Scognetcd9660_copy_filenames(cd9660node *node) 1161214921Scognet{ 1162214921Scognet cd9660node *cn; 1163214921Scognet 1164214921Scognet if (TAILQ_EMPTY(&node->cn_children)) 1165214921Scognet return; 1166214921Scognet 1167214921Scognet if (TAILQ_FIRST(&node->cn_children)->isoDirRecord == NULL) { 1168214921Scognet debug_print_tree(diskStructure.rootNode, 0); 1169214921Scognet exit(1); 1170214921Scognet } 1171214921Scognet 1172214921Scognet TAILQ_FOREACH(cn, &node->cn_children, cn_next_child) { 1173214921Scognet cd9660_copy_filenames(cn); 1174214921Scognet memcpy(cn->o_name, cn->isoDirRecord->name, 1175214921Scognet ISO_FILENAME_MAXLENGTH_WITH_PADDING); 1176214921Scognet } 1177214921Scognet} 1178214921Scognet 1179214921Scognetstatic void 1180214921Scognetcd9660_sorting_nodes(cd9660node *node) 1181214921Scognet{ 1182214921Scognet cd9660node *cn; 1183214921Scognet 1184214921Scognet TAILQ_FOREACH(cn, &node->cn_children, cn_next_child) 1185214921Scognet cd9660_sorting_nodes(cn); 1186214921Scognet cd9660_sort_nodes(node); 1187214921Scognet} 1188214921Scognet 1189214921Scognet/* XXX Bubble sort. */ 1190214921Scognetstatic void 1191214921Scognetcd9660_sort_nodes(cd9660node *node) 1192214921Scognet{ 1193214921Scognet cd9660node *cn, *next; 1194214921Scognet 1195214921Scognet do { 1196214921Scognet TAILQ_FOREACH(cn, &node->cn_children, cn_next_child) { 1197214921Scognet if ((next = TAILQ_NEXT(cn, cn_next_child)) == NULL) 1198214921Scognet return; 1199214921Scognet else if (strcmp(next->isoDirRecord->name, 1200214921Scognet cn->isoDirRecord->name) >= 0) 1201214921Scognet continue; 1202214921Scognet TAILQ_REMOVE(&node->cn_children, next, cn_next_child); 1203214921Scognet TAILQ_INSERT_BEFORE(cn, next, cn_next_child); 1204214921Scognet break; 1205214921Scognet } 1206214921Scognet } while (cn != NULL); 1207214921Scognet} 1208214921Scognet 1209214921Scognetstatic int 1210214921Scognetcd9660_count_collisions(cd9660node *copy) 1211214921Scognet{ 1212214921Scognet int count = 0; 1213214921Scognet cd9660node *iter, *next; 1214214921Scognet 1215214921Scognet for (iter = copy; 1216214921Scognet (next = TAILQ_NEXT(iter, cn_next_child)) != NULL; 1217214921Scognet iter = next) { 1218214921Scognet if (cd9660_compare_filename(iter->isoDirRecord->name, 1219214921Scognet next->isoDirRecord->name) == 0) 1220214921Scognet count++; 1221214921Scognet else 1222214921Scognet return count; 1223214921Scognet } 1224214921Scognet#if 0 1225214921Scognet if ((next = TAILQ_NEXT(iter, cn_next_child)) != NULL) { 1226214921Scognet printf("cd9660_recurse_on_collision: count is %i \n", count); 1227214921Scognet compare = cd9660_compare_filename(iter->isoDirRecord->name, 1228214921Scognet next->isoDirRecord->name); 1229214921Scognet if (compare == 0) { 1230214921Scognet count++; 1231214921Scognet return cd9660_recurse_on_collision(next, count); 1232214921Scognet } else 1233214921Scognet return count; 1234214921Scognet } 1235214921Scognet#endif 1236214921Scognet return count; 1237214921Scognet} 1238214921Scognet 1239214921Scognetstatic cd9660node * 1240214921Scognetcd9660_rrip_move_directory(cd9660node *dir) 1241214921Scognet{ 1242214921Scognet char newname[9]; 1243214921Scognet cd9660node *tfile; 1244214921Scognet 1245214921Scognet /* 1246214921Scognet * This function needs to: 1247214921Scognet * 1) Create an empty virtual file in place of the old directory 1248214921Scognet * 2) Point the virtual file to the new directory 1249214921Scognet * 3) Point the relocated directory to its old parent 1250214921Scognet * 4) Move the directory specified by dir into rr_moved_dir, 1251214921Scognet * and rename it to "diskStructure.rock_ridge_move_count" (as a string) 1252214921Scognet */ 1253214921Scognet 1254214921Scognet /* First see if the moved directory even exists */ 1255214921Scognet if (diskStructure.rr_moved_dir == NULL) { 1256214921Scognet diskStructure.rr_moved_dir = 1257214921Scognet cd9660_create_directory(ISO_RRIP_DEFAULT_MOVE_DIR_NAME, 1258214921Scognet diskStructure.rootNode, dir); 1259214921Scognet if (diskStructure.rr_moved_dir == NULL) 1260214921Scognet return 0; 1261214921Scognet } 1262214921Scognet 1263214921Scognet /* Create a file with the same ORIGINAL name */ 1264214921Scognet tfile = cd9660_create_file(dir->node->name, dir->parent, dir); 1265214921Scognet if (tfile == NULL) 1266214921Scognet return NULL; 1267214921Scognet 1268214921Scognet diskStructure.rock_ridge_move_count++; 1269214921Scognet snprintf(newname, sizeof(newname), "%08i", 1270214921Scognet diskStructure.rock_ridge_move_count); 1271214921Scognet 1272214921Scognet /* Point to old parent */ 1273214921Scognet dir->rr_real_parent = dir->parent; 1274214921Scognet 1275214921Scognet /* Place the placeholder file */ 1276214921Scognet if (TAILQ_EMPTY(&dir->rr_real_parent->cn_children)) { 1277214921Scognet TAILQ_INSERT_HEAD(&dir->rr_real_parent->cn_children, tfile, 1278214921Scognet cn_next_child); 1279214921Scognet } else { 1280214921Scognet cd9660_sorted_child_insert(dir->rr_real_parent, tfile); 1281214921Scognet } 1282214921Scognet 1283214921Scognet /* Point to new parent */ 1284214921Scognet dir->parent = diskStructure.rr_moved_dir; 1285214921Scognet 1286214921Scognet /* Point the file to the moved directory */ 1287214921Scognet tfile->rr_relocated = dir; 1288214921Scognet 1289214921Scognet /* Actually move the directory */ 1290214921Scognet cd9660_sorted_child_insert(diskStructure.rr_moved_dir, dir); 1291214921Scognet 1292214921Scognet /* TODO: Inherit permissions / ownership (basically the entire inode) */ 1293214921Scognet 1294214921Scognet /* Set the new name */ 1295214921Scognet memset(dir->isoDirRecord->name, 0, ISO_FILENAME_MAXLENGTH_WITH_PADDING); 1296214921Scognet strncpy(dir->isoDirRecord->name, newname, 8); 1297224690Smm dir->isoDirRecord->length[0] = 34 + 8; 1298224690Smm dir->isoDirRecord->name_len[0] = 8; 1299214921Scognet 1300214921Scognet return dir; 1301214921Scognet} 1302214921Scognet 1303214921Scognetstatic int 1304214921Scognetcd9660_add_dot_records(cd9660node *root) 1305214921Scognet{ 1306214921Scognet struct cd9660_children_head *head = &root->cn_children; 1307214921Scognet cd9660node *cn; 1308214921Scognet 1309214921Scognet TAILQ_FOREACH(cn, head, cn_next_child) { 1310214921Scognet if ((cn->type & CD9660_TYPE_DIR) == 0) 1311214921Scognet continue; 1312214921Scognet /* Recursion first */ 1313214921Scognet cd9660_add_dot_records(cn); 1314214921Scognet } 1315214921Scognet cd9660_create_special_directory(CD9660_TYPE_DOT, root); 1316214921Scognet cd9660_create_special_directory(CD9660_TYPE_DOTDOT, root); 1317214921Scognet return 1; 1318214921Scognet} 1319214921Scognet 1320214921Scognet/* 1321214921Scognet * Convert node to cd9660 structure 1322214921Scognet * This function is designed to be called recursively on the root node of 1323214921Scognet * the filesystem 1324214921Scognet * Lots of recursion going on here, want to make sure it is efficient 1325214921Scognet * @param struct fsnode * The root node to be converted 1326214921Scognet * @param struct cd9660* The parent node (should not be NULL) 1327214921Scognet * @param int Current directory depth 1328214921Scognet * @param int* Running count of the number of directories that are being created 1329214921Scognet */ 1330214921Scognetstatic void 1331214921Scognetcd9660_convert_structure(fsnode *root, cd9660node *parent_node, int level, 1332214921Scognet int *numDirectories, int *error) 1333214921Scognet{ 1334214921Scognet fsnode *iterator = root; 1335214921Scognet cd9660node *this_node; 1336214921Scognet int working_level; 1337214921Scognet int add; 1338214921Scognet int flag = 0; 1339214921Scognet int counter = 0; 1340214921Scognet 1341214921Scognet /* 1342214921Scognet * Newer, more efficient method, reduces recursion depth 1343214921Scognet */ 1344214921Scognet if (root == NULL) { 1345214921Scognet warnx("%s: root is null\n", __func__); 1346214921Scognet return; 1347214921Scognet } 1348214921Scognet 1349214921Scognet /* Test for an empty directory - makefs still gives us the . record */ 1350214921Scognet if ((S_ISDIR(root->type)) && (root->name[0] == '.') 1351214921Scognet && (root->name[1] == '\0')) { 1352214921Scognet root = root->next; 1353214921Scognet if (root == NULL) 1354214921Scognet return; 1355214921Scognet } 1356214921Scognet if ((this_node = cd9660_allocate_cd9660node()) == NULL) { 1357214921Scognet CD9660_MEM_ALLOC_ERROR(__func__); 1358214921Scognet } 1359214921Scognet 1360214921Scognet /* 1361214921Scognet * To reduce the number of recursive calls, we will iterate over 1362214921Scognet * the next pointers to the right. 1363214921Scognet */ 1364214921Scognet while (iterator != NULL) { 1365214921Scognet add = 1; 1366214921Scognet /* 1367214921Scognet * Increment the directory count if this is a directory 1368214921Scognet * Ignore "." entries. We will generate them later 1369214921Scognet */ 1370214921Scognet if (!S_ISDIR(iterator->type) || 1371214921Scognet strcmp(iterator->name, ".") != 0) { 1372214921Scognet 1373214921Scognet /* Translate the node, including its filename */ 1374214921Scognet this_node->parent = parent_node; 1375214921Scognet cd9660_translate_node(iterator, this_node); 1376214921Scognet this_node->level = level; 1377214921Scognet 1378214921Scognet if (S_ISDIR(iterator->type)) { 1379214921Scognet (*numDirectories)++; 1380214921Scognet this_node->type = CD9660_TYPE_DIR; 1381214921Scognet working_level = level + 1; 1382214921Scognet 1383214921Scognet /* 1384214921Scognet * If at level 8, directory would be at 8 1385214921Scognet * and have children at 9 which is not 1386214921Scognet * allowed as per ISO spec 1387214921Scognet */ 1388214921Scognet if (level == 8) { 1389214921Scognet if ((!diskStructure.allow_deep_trees) && 1390214921Scognet (!diskStructure.rock_ridge_enabled)) { 1391214921Scognet warnx("error: found entry " 1392214921Scognet "with depth greater " 1393214921Scognet "than 8."); 1394214921Scognet (*error) = 1; 1395214921Scognet return; 1396214921Scognet } else if (diskStructure. 1397214921Scognet rock_ridge_enabled) { 1398214921Scognet working_level = 3; 1399214921Scognet /* 1400214921Scognet * Moved directory is actually 1401214921Scognet * at level 2. 1402214921Scognet */ 1403214921Scognet this_node->level = 1404214921Scognet working_level - 1; 1405214921Scognet if (cd9660_rrip_move_directory( 1406214921Scognet this_node) == 0) { 1407214921Scognet warnx("Failure in " 1408214921Scognet "cd9660_rrip_" 1409214921Scognet "move_directory" 1410214921Scognet ); 1411214921Scognet (*error) = 1; 1412214921Scognet return; 1413214921Scognet } 1414214921Scognet add = 0; 1415214921Scognet } 1416214921Scognet } 1417214921Scognet 1418214921Scognet /* Do the recursive call on the children */ 1419214921Scognet if (iterator->child != 0) { 1420214921Scognet cd9660_convert_structure( 1421214921Scognet iterator->child, this_node, 1422214921Scognet working_level, 1423214921Scognet numDirectories, error); 1424214921Scognet 1425214921Scognet if ((*error) == 1) { 1426214921Scognet warnx("%s: Error on recursive " 1427214921Scognet "call", __func__); 1428214921Scognet return; 1429214921Scognet } 1430214921Scognet } 1431214921Scognet 1432214921Scognet } else { 1433214921Scognet /* Only directories should have children */ 1434214921Scognet assert(iterator->child == NULL); 1435214921Scognet 1436214921Scognet this_node->type = CD9660_TYPE_FILE; 1437214921Scognet } 1438214921Scognet 1439214921Scognet /* 1440214921Scognet * Finally, do a sorted insert 1441214921Scognet */ 1442214921Scognet if (add) { 1443214921Scognet cd9660_sorted_child_insert( 1444214921Scognet parent_node, this_node); 1445214921Scognet } 1446214921Scognet 1447214921Scognet /*Allocate new temp_node */ 1448214921Scognet if (iterator->next != 0) { 1449214921Scognet this_node = cd9660_allocate_cd9660node(); 1450214921Scognet if (this_node == NULL) 1451214921Scognet CD9660_MEM_ALLOC_ERROR(__func__); 1452214921Scognet } 1453214921Scognet } 1454214921Scognet iterator = iterator->next; 1455214921Scognet } 1456214921Scognet 1457214921Scognet /* cd9660_handle_collisions(first_node); */ 1458214921Scognet 1459214921Scognet /* TODO: need cleanup */ 1460214921Scognet cd9660_copy_filenames(parent_node); 1461214921Scognet 1462214921Scognet do { 1463214921Scognet flag = cd9660_handle_collisions(parent_node, counter); 1464214921Scognet counter++; 1465214921Scognet cd9660_sorting_nodes(parent_node); 1466214921Scognet } while ((flag == 1) && (counter < 100)); 1467214921Scognet} 1468214921Scognet 1469214921Scognet/* 1470214921Scognet * Clean up the cd9660node tree 1471214921Scognet * This is designed to be called recursively on the root node 1472214921Scognet * @param struct cd9660node *root The node to free 1473214921Scognet * @returns void 1474214921Scognet */ 1475214921Scognetstatic void 1476214921Scognetcd9660_free_structure(cd9660node *root) 1477214921Scognet{ 1478214921Scognet cd9660node *cn; 1479214921Scognet 1480214921Scognet while ((cn = TAILQ_FIRST(&root->cn_children)) != NULL) { 1481214921Scognet TAILQ_REMOVE(&root->cn_children, cn, cn_next_child); 1482214921Scognet cd9660_free_structure(cn); 1483214921Scognet } 1484214921Scognet free(root); 1485214921Scognet} 1486214921Scognet 1487214921Scognet/* 1488214921Scognet * Be a little more memory conservative: 1489214921Scognet * instead of having the TAILQ_ENTRY as part of the cd9660node, 1490214921Scognet * just create a temporary structure 1491214921Scognet */ 1492214921Scognetstruct ptq_entry 1493214921Scognet{ 1494214921Scognet TAILQ_ENTRY(ptq_entry) ptq; 1495214921Scognet cd9660node *node; 1496214921Scognet} *n; 1497214921Scognet 1498214921Scognet#define PTQUEUE_NEW(n,s,r,t){\ 1499214921Scognet n = malloc(sizeof(struct s)); \ 1500214921Scognet if (n == NULL) \ 1501214921Scognet return r; \ 1502214921Scognet n->node = t;\ 1503214921Scognet} 1504214921Scognet 1505214921Scognet/* 1506214921Scognet * Generate the path tables 1507214921Scognet * The specific implementation of this function is left as an exercise to the 1508214921Scognet * programmer. It could be done recursively. Make sure you read how the path 1509214921Scognet * table has to be laid out, it has levels. 1510214921Scognet * @param struct iso9660_disk *disk The disk image 1511214921Scognet * @returns int The number of built path tables (between 1 and 4), 0 on failure 1512214921Scognet */ 1513214921Scognetstatic int 1514214921Scognetcd9660_generate_path_table(void) 1515214921Scognet{ 1516214921Scognet cd9660node *cn, *dirNode = diskStructure.rootNode; 1517214921Scognet cd9660node *last = dirNode; 1518214921Scognet int pathTableSize = 0; /* computed as we go */ 1519214921Scognet int counter = 1; /* root gets a count of 0 */ 1520214921Scognet 1521214921Scognet TAILQ_HEAD(cd9660_pt_head, ptq_entry) pt_head; 1522214921Scognet TAILQ_INIT(&pt_head); 1523214921Scognet 1524214921Scognet PTQUEUE_NEW(n, ptq_entry, -1, diskStructure.rootNode); 1525214921Scognet 1526214921Scognet /* Push the root node */ 1527214921Scognet TAILQ_INSERT_HEAD(&pt_head, n, ptq); 1528214921Scognet 1529214921Scognet /* Breadth-first traversal of file structure */ 1530214921Scognet while (pt_head.tqh_first != 0) { 1531214921Scognet n = pt_head.tqh_first; 1532214921Scognet dirNode = n->node; 1533214921Scognet TAILQ_REMOVE(&pt_head, pt_head.tqh_first, ptq); 1534214921Scognet free(n); 1535214921Scognet 1536214921Scognet /* Update the size */ 1537214921Scognet pathTableSize += ISO_PATHTABLE_ENTRY_BASESIZE 1538214921Scognet + dirNode->isoDirRecord->name_len[0]+ 1539214921Scognet (dirNode->isoDirRecord->name_len[0] % 2 == 0 ? 0 : 1); 1540214921Scognet /* includes the padding bit */ 1541214921Scognet 1542214921Scognet dirNode->ptnumber=counter; 1543214921Scognet if (dirNode != last) { 1544214921Scognet last->ptnext = dirNode; 1545214921Scognet dirNode->ptprev = last; 1546214921Scognet } 1547214921Scognet last = dirNode; 1548214921Scognet 1549214921Scognet /* Push children onto queue */ 1550214921Scognet TAILQ_FOREACH(cn, &dirNode->cn_children, cn_next_child) { 1551214921Scognet /* 1552214921Scognet * Dont add the DOT and DOTDOT types to the path 1553214921Scognet * table. 1554214921Scognet */ 1555214921Scognet if ((cn->type != CD9660_TYPE_DOT) 1556214921Scognet && (cn->type != CD9660_TYPE_DOTDOT)) { 1557214921Scognet 1558214921Scognet if (S_ISDIR(cn->node->type)) { 1559214921Scognet PTQUEUE_NEW(n, ptq_entry, -1, cn); 1560214921Scognet TAILQ_INSERT_TAIL(&pt_head, n, ptq); 1561214921Scognet } 1562214921Scognet } 1563214921Scognet } 1564214921Scognet counter++; 1565214921Scognet } 1566214921Scognet return pathTableSize; 1567214921Scognet} 1568214921Scognet 1569214921Scognetvoid 1570230795Sjkimcd9660_compute_full_filename(cd9660node *node, char *buf) 1571214921Scognet{ 1572230795Sjkim int len; 1573214921Scognet 1574230795Sjkim len = CD9660MAXPATH + 1; 1575230795Sjkim len = snprintf(buf, len, "%s/%s/%s", node->node->root, 1576230795Sjkim node->node->path, node->node->name); 1577230795Sjkim if (len > CD9660MAXPATH) 1578230795Sjkim errx(1, "Pathname too long."); 1579214921Scognet} 1580214921Scognet 1581214921Scognet/* NEW filename conversion method */ 1582214921Scognettypedef int(*cd9660_filename_conversion_functor)(const char *, char *, int); 1583214921Scognet 1584214921Scognet 1585214921Scognet/* 1586214921Scognet * TODO: These two functions are almost identical. 1587214921Scognet * Some code cleanup is possible here 1588214921Scognet * 1589214921Scognet * XXX bounds checking! 1590214921Scognet */ 1591214921Scognetstatic int 1592214921Scognetcd9660_level1_convert_filename(const char *oldname, char *newname, int is_file) 1593214921Scognet{ 1594214921Scognet /* 1595214921Scognet * ISO 9660 : 10.1 1596214921Scognet * File Name shall not contain more than 8 d or d1 characters 1597214921Scognet * File Name Extension shall not contain more than 3 d or d1 characters 1598214921Scognet * Directory Identifier shall not contain more than 8 d or d1 characters 1599214921Scognet */ 1600214921Scognet int namelen = 0; 1601214921Scognet int extlen = 0; 1602214921Scognet int found_ext = 0; 1603214921Scognet 1604225121Smm while (*oldname != '\0' && extlen < 3) { 1605214921Scognet /* Handle period first, as it is special */ 1606214921Scognet if (*oldname == '.') { 1607214921Scognet if (found_ext) { 1608214921Scognet *newname++ = '_'; 1609214921Scognet extlen ++; 1610214921Scognet } 1611214921Scognet else { 1612214921Scognet *newname++ = '.'; 1613214921Scognet found_ext = 1; 1614214921Scognet } 1615214921Scognet } else { 1616214921Scognet /* cut RISC OS file type off ISO name */ 1617214921Scognet if (diskStructure.archimedes_enabled && 1618214921Scognet *oldname == ',' && strlen(oldname) == 4) 1619214921Scognet break; 1620214921Scognet /* Enforce 12.3 / 8 */ 1621225121Smm if (namelen == 8 && !found_ext) 1622214921Scognet break; 1623214921Scognet 1624214921Scognet if (islower((unsigned char)*oldname)) 1625214921Scognet *newname++ = toupper((unsigned char)*oldname); 1626214921Scognet else if (isupper((unsigned char)*oldname) 1627214921Scognet || isdigit((unsigned char)*oldname)) 1628214921Scognet *newname++ = *oldname; 1629214921Scognet else 1630214921Scognet *newname++ = '_'; 1631214921Scognet 1632214921Scognet if (found_ext) 1633214921Scognet extlen++; 1634214921Scognet else 1635214921Scognet namelen++; 1636214921Scognet } 1637214921Scognet oldname ++; 1638214921Scognet } 1639214921Scognet if (is_file) { 1640214921Scognet if (!found_ext && !diskStructure.omit_trailing_period) 1641214921Scognet *newname++ = '.'; 1642214921Scognet /* Add version */ 1643214921Scognet sprintf(newname, ";%i", 1); 1644214921Scognet } 1645214921Scognet return namelen + extlen + found_ext; 1646214921Scognet} 1647214921Scognet 1648214921Scognet/* XXX bounds checking! */ 1649214921Scognetstatic int 1650214921Scognetcd9660_level2_convert_filename(const char *oldname, char *newname, int is_file) 1651214921Scognet{ 1652214921Scognet /* 1653214921Scognet * ISO 9660 : 7.5.1 1654214921Scognet * File name : 0+ d or d1 characters 1655214921Scognet * separator 1 (.) 1656214921Scognet * File name extension : 0+ d or d1 characters 1657214921Scognet * separator 2 (;) 1658214921Scognet * File version number (5 characters, 1-32767) 1659214921Scognet * 1 <= Sum of File name and File name extension <= 30 1660214921Scognet */ 1661214921Scognet int namelen = 0; 1662214921Scognet int extlen = 0; 1663214921Scognet int found_ext = 0; 1664214921Scognet 1665225121Smm while (*oldname != '\0' && namelen + extlen < 30) { 1666214921Scognet /* Handle period first, as it is special */ 1667214921Scognet if (*oldname == '.') { 1668214921Scognet if (found_ext) { 1669214921Scognet if (diskStructure.allow_multidot) { 1670214921Scognet *newname++ = '.'; 1671214921Scognet } else { 1672214921Scognet *newname++ = '_'; 1673214921Scognet } 1674214921Scognet extlen ++; 1675214921Scognet } 1676214921Scognet else { 1677214921Scognet *newname++ = '.'; 1678214921Scognet found_ext = 1; 1679214921Scognet } 1680214921Scognet } else { 1681214921Scognet /* cut RISC OS file type off ISO name */ 1682214921Scognet if (diskStructure.archimedes_enabled && 1683214921Scognet *oldname == ',' && strlen(oldname) == 4) 1684214921Scognet break; 1685214921Scognet 1686214921Scognet if (islower((unsigned char)*oldname)) 1687214921Scognet *newname++ = toupper((unsigned char)*oldname); 1688214921Scognet else if (isupper((unsigned char)*oldname) || 1689214921Scognet isdigit((unsigned char)*oldname)) 1690214921Scognet *newname++ = *oldname; 1691214921Scognet else if (diskStructure.allow_multidot && 1692214921Scognet *oldname == '.') { 1693214921Scognet *newname++ = '.'; 1694214921Scognet } else { 1695214921Scognet *newname++ = '_'; 1696214921Scognet } 1697214921Scognet 1698214921Scognet if (found_ext) 1699214921Scognet extlen++; 1700214921Scognet else 1701214921Scognet namelen++; 1702214921Scognet } 1703214921Scognet oldname ++; 1704214921Scognet } 1705214921Scognet if (is_file) { 1706214921Scognet if (!found_ext && !diskStructure.omit_trailing_period) 1707214921Scognet *newname++ = '.'; 1708214921Scognet /* Add version */ 1709214921Scognet sprintf(newname, ";%i", 1); 1710214921Scognet } 1711214921Scognet return namelen + extlen + found_ext; 1712214921Scognet} 1713214921Scognet 1714214921Scognet#if 0 1715214921Scognetstatic int 1716214921Scognetcd9660_joliet_convert_filename(const char *oldname, char *newname, int is_file) 1717214921Scognet{ 1718214921Scognet /* TODO: implement later, move to cd9660_joliet.c ?? */ 1719214921Scognet} 1720214921Scognet#endif 1721214921Scognet 1722214921Scognet 1723214921Scognet/* 1724214921Scognet * Convert a file name to ISO compliant file name 1725214921Scognet * @param char * oldname The original filename 1726214921Scognet * @param char ** newname The new file name, in the appropriate character 1727214921Scognet * set and of appropriate length 1728214921Scognet * @param int 1 if file, 0 if directory 1729214921Scognet * @returns int The length of the new string 1730214921Scognet */ 1731214921Scognetstatic int 1732214921Scognetcd9660_convert_filename(const char *oldname, char *newname, int is_file) 1733214921Scognet{ 1734290595Sngie assert(1 <= diskStructure.isoLevel && diskStructure.isoLevel <= 2); 1735214921Scognet /* NEW */ 1736214921Scognet cd9660_filename_conversion_functor conversion_function = 0; 1737214921Scognet if (diskStructure.isoLevel == 1) 1738214921Scognet conversion_function = &cd9660_level1_convert_filename; 1739214921Scognet else if (diskStructure.isoLevel == 2) 1740214921Scognet conversion_function = &cd9660_level2_convert_filename; 1741214921Scognet return (*conversion_function)(oldname, newname, is_file); 1742214921Scognet} 1743214921Scognet 1744214921Scognetint 1745214921Scognetcd9660_compute_record_size(cd9660node *node) 1746214921Scognet{ 1747214921Scognet int size = node->isoDirRecord->length[0]; 1748214921Scognet 1749214921Scognet if (diskStructure.rock_ridge_enabled) 1750214921Scognet size += node->susp_entry_size; 1751214921Scognet size += node->su_tail_size; 1752214921Scognet size += size & 1; /* Ensure length of record is even. */ 1753214921Scognet assert(size <= 254); 1754214921Scognet return size; 1755214921Scognet} 1756214921Scognet 1757214921Scognetstatic void 1758214921Scognetcd9660_populate_dot_records(cd9660node *node) 1759214921Scognet{ 1760214921Scognet node->dot_record->fileDataSector = node->fileDataSector; 1761214921Scognet memcpy(node->dot_record->isoDirRecord,node->isoDirRecord, 34); 1762214921Scognet node->dot_record->isoDirRecord->name_len[0] = 1; 1763214921Scognet node->dot_record->isoDirRecord->name[0] = 0; 1764214921Scognet node->dot_record->isoDirRecord->name[1] = 0; 1765214921Scognet node->dot_record->isoDirRecord->length[0] = 34; 1766214921Scognet node->dot_record->fileRecordSize = 1767214921Scognet cd9660_compute_record_size(node->dot_record); 1768214921Scognet 1769214921Scognet if (node == diskStructure.rootNode) { 1770214921Scognet node->dot_dot_record->fileDataSector = node->fileDataSector; 1771214921Scognet memcpy(node->dot_dot_record->isoDirRecord,node->isoDirRecord, 1772214921Scognet 34); 1773214921Scognet } else { 1774214921Scognet node->dot_dot_record->fileDataSector = 1775214921Scognet node->parent->fileDataSector; 1776214921Scognet memcpy(node->dot_dot_record->isoDirRecord, 1777214921Scognet node->parent->isoDirRecord,34); 1778214921Scognet } 1779214921Scognet node->dot_dot_record->isoDirRecord->name_len[0] = 1; 1780214921Scognet node->dot_dot_record->isoDirRecord->name[0] = 1; 1781214921Scognet node->dot_dot_record->isoDirRecord->name[1] = 0; 1782214921Scognet node->dot_dot_record->isoDirRecord->length[0] = 34; 1783214921Scognet node->dot_dot_record->fileRecordSize = 1784214921Scognet cd9660_compute_record_size(node->dot_dot_record); 1785214921Scognet} 1786214921Scognet 1787214921Scognet/* 1788214921Scognet * @param struct cd9660node *node The node 1789214921Scognet * @param int The offset (in bytes) - SHOULD align to the beginning of a sector 1790214921Scognet * @returns int The total size of files and directory entries (should be 1791214921Scognet * a multiple of sector size) 1792214921Scognet*/ 1793214921Scognetstatic int64_t 1794214921Scognetcd9660_compute_offsets(cd9660node *node, int64_t startOffset) 1795214921Scognet{ 1796214921Scognet /* 1797214921Scognet * This function needs to compute the size of directory records and 1798214921Scognet * runs, file lengths, and set the appropriate variables both in 1799214921Scognet * cd9660node and isoDirEntry 1800214921Scognet */ 1801214921Scognet int64_t used_bytes = 0; 1802214921Scognet int64_t current_sector_usage = 0; 1803214921Scognet cd9660node *child; 1804214921Scognet fsinode *inode; 1805214921Scognet int64_t r; 1806214921Scognet 1807214921Scognet assert(node != NULL); 1808214921Scognet 1809214921Scognet 1810214921Scognet /* 1811214921Scognet * NOTE : There needs to be some special case detection for 1812214921Scognet * the "real root" node, since for it, node->node is undefined 1813214921Scognet */ 1814214921Scognet 1815214921Scognet node->fileDataSector = -1; 1816214921Scognet 1817214921Scognet if (node->type & CD9660_TYPE_DIR) { 1818214921Scognet node->fileRecordSize = cd9660_compute_record_size(node); 1819214921Scognet /*Set what sector this directory starts in*/ 1820214921Scognet node->fileDataSector = 1821214921Scognet CD9660_BLOCKS(diskStructure.sectorSize,startOffset); 1822214921Scognet 1823214921Scognet cd9660_bothendian_dword(node->fileDataSector, 1824214921Scognet node->isoDirRecord->extent); 1825214921Scognet 1826214921Scognet /* 1827214921Scognet * First loop over children, need to know the size of 1828214921Scognet * their directory records 1829214921Scognet */ 1830214921Scognet node->fileSectorsUsed = 1; 1831214921Scognet TAILQ_FOREACH(child, &node->cn_children, cn_next_child) { 1832214921Scognet node->fileDataLength += 1833214921Scognet cd9660_compute_record_size(child); 1834214921Scognet if ((cd9660_compute_record_size(child) + 1835214921Scognet current_sector_usage) >= 1836214921Scognet diskStructure.sectorSize) { 1837214921Scognet current_sector_usage = 0; 1838214921Scognet node->fileSectorsUsed++; 1839214921Scognet } 1840214921Scognet 1841214921Scognet current_sector_usage += 1842214921Scognet cd9660_compute_record_size(child); 1843214921Scognet } 1844214921Scognet 1845214921Scognet cd9660_bothendian_dword(node->fileSectorsUsed * 1846214921Scognet diskStructure.sectorSize,node->isoDirRecord->size); 1847214921Scognet 1848214921Scognet /* 1849214921Scognet * This should point to the sector after the directory 1850214921Scognet * record (or, the first byte in that sector) 1851214921Scognet */ 1852214921Scognet used_bytes += node->fileSectorsUsed * diskStructure.sectorSize; 1853214921Scognet 1854214921Scognet for (child = TAILQ_NEXT(node->dot_dot_record, cn_next_child); 1855214921Scognet child != NULL; child = TAILQ_NEXT(child, cn_next_child)) { 1856214921Scognet /* Directories need recursive call */ 1857214921Scognet if (S_ISDIR(child->node->type)) { 1858214921Scognet r = cd9660_compute_offsets(child, 1859214921Scognet used_bytes + startOffset); 1860214921Scognet 1861214921Scognet if (r != -1) 1862214921Scognet used_bytes += r; 1863214921Scognet else 1864214921Scognet return -1; 1865214921Scognet } 1866214921Scognet } 1867214921Scognet 1868214921Scognet /* Explicitly set the . and .. records */ 1869214921Scognet cd9660_populate_dot_records(node); 1870214921Scognet 1871214921Scognet /* Finally, do another iteration to write the file data*/ 1872214921Scognet for (child = TAILQ_NEXT(node->dot_dot_record, cn_next_child); 1873214921Scognet child != NULL; 1874214921Scognet child = TAILQ_NEXT(child, cn_next_child)) { 1875214921Scognet /* Files need extent set */ 1876214921Scognet if (S_ISDIR(child->node->type)) 1877214921Scognet continue; 1878214921Scognet child->fileRecordSize = 1879214921Scognet cd9660_compute_record_size(child); 1880214921Scognet 1881214921Scognet child->fileSectorsUsed = 1882214921Scognet CD9660_BLOCKS(diskStructure.sectorSize, 1883214921Scognet child->fileDataLength); 1884214921Scognet 1885214921Scognet inode = child->node->inode; 1886214921Scognet if ((inode->flags & FI_ALLOCATED) == 0) { 1887214921Scognet inode->ino = 1888214921Scognet CD9660_BLOCKS(diskStructure.sectorSize, 1889214921Scognet used_bytes + startOffset); 1890214921Scognet inode->flags |= FI_ALLOCATED; 1891214921Scognet used_bytes += child->fileSectorsUsed * 1892214921Scognet diskStructure.sectorSize; 1893214921Scognet } else { 1894214921Scognet INODE_WARNX(("%s: already allocated inode %d " 1895214921Scognet "data sectors at %" PRIu32, __func__, 1896214921Scognet (int)inode->st.st_ino, inode->ino)); 1897214921Scognet } 1898214921Scognet child->fileDataSector = inode->ino; 1899214921Scognet cd9660_bothendian_dword(child->fileDataSector, 1900214921Scognet child->isoDirRecord->extent); 1901214921Scognet } 1902214921Scognet } 1903214921Scognet 1904214921Scognet return used_bytes; 1905214921Scognet} 1906214921Scognet 1907214921Scognet#if 0 1908214921Scognet/* Might get rid of this func */ 1909214921Scognetstatic int 1910214921Scognetcd9660_copy_stat_info(cd9660node *from, cd9660node *to, int file) 1911214921Scognet{ 1912214921Scognet to->node->inode->st.st_dev = 0; 1913214921Scognet to->node->inode->st.st_ino = 0; 1914214921Scognet to->node->inode->st.st_size = 0; 1915214921Scognet to->node->inode->st.st_blksize = from->node->inode->st.st_blksize; 1916214921Scognet to->node->inode->st.st_atime = from->node->inode->st.st_atime; 1917214921Scognet to->node->inode->st.st_mtime = from->node->inode->st.st_mtime; 1918214921Scognet to->node->inode->st.st_ctime = from->node->inode->st.st_ctime; 1919214921Scognet to->node->inode->st.st_uid = from->node->inode->st.st_uid; 1920214921Scognet to->node->inode->st.st_gid = from->node->inode->st.st_gid; 1921214921Scognet to->node->inode->st.st_mode = from->node->inode->st.st_mode; 1922214921Scognet /* Clear out type */ 1923214921Scognet to->node->inode->st.st_mode = to->node->inode->st.st_mode & ~(S_IFMT); 1924214921Scognet if (file) 1925214921Scognet to->node->inode->st.st_mode |= S_IFREG; 1926214921Scognet else 1927214921Scognet to->node->inode->st.st_mode |= S_IFDIR; 1928214921Scognet return 1; 1929214921Scognet} 1930214921Scognet#endif 1931214921Scognet 1932214921Scognetstatic cd9660node * 1933214921Scognetcd9660_create_virtual_entry(const char *name, cd9660node *parent, int file, 1934214921Scognet int insert) 1935214921Scognet{ 1936214921Scognet cd9660node *temp; 1937214921Scognet fsnode * tfsnode; 1938214921Scognet 1939214921Scognet assert(parent != NULL); 1940214921Scognet 1941214921Scognet temp = cd9660_allocate_cd9660node(); 1942214921Scognet if (temp == NULL) 1943214921Scognet return NULL; 1944214921Scognet 1945214921Scognet if ((tfsnode = malloc(sizeof(fsnode))) == NULL) { 1946214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_create_virtual_entry"); 1947214921Scognet return NULL; 1948214921Scognet } 1949214921Scognet 1950214921Scognet /* Assume for now name is a valid length */ 1951214921Scognet if ((tfsnode->name = malloc(strlen(name) + 1)) == NULL) { 1952214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_create_virtual_entry"); 1953214921Scognet return NULL; 1954214921Scognet } 1955214921Scognet 1956214921Scognet if ((temp->isoDirRecord = 1957214921Scognet malloc(sizeof(iso_directory_record_cd9660))) == NULL) { 1958214921Scognet CD9660_MEM_ALLOC_ERROR("cd9660_create_virtual_entry"); 1959214921Scognet return NULL; 1960214921Scognet } 1961214921Scognet 1962214921Scognet strcpy(tfsnode->name, name); 1963214921Scognet 1964214921Scognet cd9660_convert_filename(tfsnode->name, temp->isoDirRecord->name, file); 1965214921Scognet 1966214921Scognet temp->node = tfsnode; 1967214921Scognet temp->parent = parent; 1968214921Scognet 1969214921Scognet if (insert) { 1970214921Scognet if (temp->parent != NULL) { 1971214921Scognet temp->level = temp->parent->level + 1; 1972214921Scognet if (!TAILQ_EMPTY(&temp->parent->cn_children)) 1973214921Scognet cd9660_sorted_child_insert(temp->parent, temp); 1974214921Scognet else 1975214921Scognet TAILQ_INSERT_HEAD(&temp->parent->cn_children, 1976214921Scognet temp, cn_next_child); 1977214921Scognet } 1978214921Scognet } 1979214921Scognet 1980214921Scognet if (parent->node != NULL) { 1981214921Scognet tfsnode->type = parent->node->type; 1982214921Scognet } 1983214921Scognet 1984214921Scognet /* Clear out file type bits */ 1985214921Scognet tfsnode->type &= ~(S_IFMT); 1986214921Scognet if (file) 1987214921Scognet tfsnode->type |= S_IFREG; 1988214921Scognet else 1989214921Scognet tfsnode->type |= S_IFDIR; 1990214921Scognet 1991214921Scognet /* Indicate that there is no spec entry (inode) */ 1992214921Scognet tfsnode->flags &= ~(FSNODE_F_HASSPEC); 1993214921Scognet#if 0 1994214921Scognet cd9660_copy_stat_info(parent, temp, file); 1995214921Scognet#endif 1996214921Scognet return temp; 1997214921Scognet} 1998214921Scognet 1999214921Scognetstatic cd9660node * 2000214921Scognetcd9660_create_file(const char * name, cd9660node *parent, cd9660node *me) 2001214921Scognet{ 2002214921Scognet cd9660node *temp; 2003214921Scognet 2004214921Scognet temp = cd9660_create_virtual_entry(name,parent,1,1); 2005214921Scognet if (temp == NULL) 2006214921Scognet return NULL; 2007214921Scognet 2008214921Scognet temp->fileDataLength = 0; 2009214921Scognet 2010214921Scognet temp->type = CD9660_TYPE_FILE | CD9660_TYPE_VIRTUAL; 2011214921Scognet 2012214921Scognet if ((temp->node->inode = calloc(1, sizeof(fsinode))) == NULL) 2013214921Scognet return NULL; 2014214921Scognet *temp->node->inode = *me->node->inode; 2015214921Scognet 2016224762Smarius if (cd9660_translate_node_common(temp) == 0) 2017214921Scognet return NULL; 2018214921Scognet return temp; 2019214921Scognet} 2020214921Scognet 2021214921Scognet/* 2022214921Scognet * Create a new directory which does not exist on disk 2023214921Scognet * @param const char * name The name to assign to the directory 2024214921Scognet * @param const char * parent Pointer to the parent directory 2025214921Scognet * @returns cd9660node * Pointer to the new directory 2026214921Scognet */ 2027214921Scognetstatic cd9660node * 2028214921Scognetcd9660_create_directory(const char *name, cd9660node *parent, cd9660node *me) 2029214921Scognet{ 2030214921Scognet cd9660node *temp; 2031214921Scognet 2032214921Scognet temp = cd9660_create_virtual_entry(name,parent,0,1); 2033214921Scognet if (temp == NULL) 2034214921Scognet return NULL; 2035214921Scognet temp->node->type |= S_IFDIR; 2036214921Scognet 2037214921Scognet temp->type = CD9660_TYPE_DIR | CD9660_TYPE_VIRTUAL; 2038214921Scognet 2039214921Scognet if ((temp->node->inode = calloc(1, sizeof(fsinode))) == NULL) 2040214921Scognet return NULL; 2041214921Scognet *temp->node->inode = *me->node->inode; 2042214921Scognet 2043224762Smarius if (cd9660_translate_node_common(temp) == 0) 2044214921Scognet return NULL; 2045214921Scognet return temp; 2046214921Scognet} 2047214921Scognet 2048214921Scognetstatic cd9660node * 2049214921Scognetcd9660_create_special_directory(u_char type, cd9660node *parent) 2050214921Scognet{ 2051214921Scognet cd9660node *temp, *first; 2052214921Scognet char na[2]; 2053214921Scognet 2054214921Scognet assert(parent != NULL); 2055214921Scognet 2056214921Scognet if (type == CD9660_TYPE_DOT) 2057214921Scognet na[0] = 0; 2058214921Scognet else if (type == CD9660_TYPE_DOTDOT) 2059214921Scognet na[0] = 1; 2060214921Scognet else 2061214921Scognet return 0; 2062214921Scognet 2063214921Scognet na[1] = 0; 2064214921Scognet if ((temp = cd9660_create_virtual_entry(na, parent, 0, 0)) == NULL) 2065214921Scognet return NULL; 2066214921Scognet 2067214921Scognet temp->parent = parent; 2068214921Scognet temp->type = type; 2069214921Scognet temp->isoDirRecord->length[0] = 34; 2070214921Scognet /* Dot record is always first */ 2071214921Scognet if (type == CD9660_TYPE_DOT) { 2072214921Scognet parent->dot_record = temp; 2073214921Scognet TAILQ_INSERT_HEAD(&parent->cn_children, temp, cn_next_child); 2074214921Scognet /* DotDot should be second */ 2075214921Scognet } else if (type == CD9660_TYPE_DOTDOT) { 2076214921Scognet parent->dot_dot_record = temp; 2077214921Scognet /* 2078214921Scognet * If the first child is the dot record, insert 2079214921Scognet * this second. Otherwise, insert it at the head. 2080214921Scognet */ 2081214921Scognet if ((first = TAILQ_FIRST(&parent->cn_children)) == NULL || 2082214921Scognet (first->type & CD9660_TYPE_DOT) == 0) { 2083214921Scognet TAILQ_INSERT_HEAD(&parent->cn_children, temp, 2084214921Scognet cn_next_child); 2085214921Scognet } else { 2086214921Scognet TAILQ_INSERT_AFTER(&parent->cn_children, first, temp, 2087214921Scognet cn_next_child); 2088214921Scognet } 2089214921Scognet } 2090214921Scognet 2091214921Scognet return temp; 2092214921Scognet} 2093214921Scognet 2094214921Scognetint 2095214921Scognetcd9660_add_generic_bootimage(const char *bootimage) 2096214921Scognet{ 2097214921Scognet struct stat stbuf; 2098214921Scognet 2099214921Scognet assert(bootimage != NULL); 2100214921Scognet 2101214921Scognet if (*bootimage == '\0') { 2102214921Scognet warnx("Error: Boot image must be a filename"); 2103214921Scognet return 0; 2104214921Scognet } 2105214921Scognet 2106214921Scognet if ((diskStructure.generic_bootimage = strdup(bootimage)) == NULL) { 2107214921Scognet warn("%s: strdup", __func__); 2108214921Scognet return 0; 2109214921Scognet } 2110214921Scognet 2111214921Scognet /* Get information about the file */ 2112214921Scognet if (lstat(diskStructure.generic_bootimage, &stbuf) == -1) 2113214921Scognet err(EXIT_FAILURE, "%s: lstat(\"%s\")", __func__, 2114214921Scognet diskStructure.generic_bootimage); 2115214921Scognet 2116214921Scognet if (stbuf.st_size > 32768) { 2117214921Scognet warnx("Error: Boot image must be no greater than 32768 bytes"); 2118214921Scognet return 0; 2119214921Scognet } 2120214921Scognet 2121214921Scognet if (diskStructure.verbose_level > 0) { 2122214921Scognet printf("Generic boot image image has size %lld\n", 2123214921Scognet (long long)stbuf.st_size); 2124214921Scognet } 2125214921Scognet 2126214921Scognet diskStructure.has_generic_bootimage = 1; 2127214921Scognet 2128214921Scognet return 1; 2129214921Scognet} 2130