/* $NetBSD: cd9660_debug.c,v 1.11 2010/10/27 18:51:35 christos Exp $ */ /*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2005 Daniel Watt, Walter Deignan, Ryan Gabrys, Alan * Perez-Rathke and Ram Vedam. All rights reserved. * * This code was written by Daniel Watt, Walter Deignan, Ryan Gabrys, * Alan Perez-Rathke and Ram Vedam. * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * THIS SOFTWARE IS PROVIDED BY DANIEL WATT, WALTER DEIGNAN, RYAN * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL DANIEL WATT, WALTER DEIGNAN, RYAN * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE,DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY * OF SUCH DAMAGE. */ #include #include #include "makefs.h" #include "cd9660.h" #include "iso9660_rrip.h" static void debug_print_susp_attrs(cd9660node *, int); static void debug_dump_to_xml_padded_hex_output(const char *, const char *, int); static inline void print_n_tabs(int n) { int i; for (i = 1; i <= n; i ++) printf("\t"); } #if 0 void debug_print_rrip_info(cd9660node *n) { struct ISO_SUSP_ATTRIBUTES *t; TAILQ_FOREACH(t, &node->head, rr_ll) { } } #endif static void debug_print_susp_attrs(cd9660node *n, int indent) { struct ISO_SUSP_ATTRIBUTES *t; TAILQ_FOREACH(t, &n->head, rr_ll) { print_n_tabs(indent); printf("-"); printf("%c%c: L:%i",t->attr.su_entry.SP.h.type[0], t->attr.su_entry.SP.h.type[1], (int)t->attr.su_entry.SP.h.length[0]); printf("\n"); } } void debug_print_tree(iso9660_disk *diskStructure, cd9660node *node, int level) { #if !HAVE_NBTOOL_CONFIG_H cd9660node *cn; print_n_tabs(level); if (node->type & CD9660_TYPE_DOT) { printf(". (%i)\n", isonum_733(node->isoDirRecord->extent)); } else if (node->type & CD9660_TYPE_DOTDOT) { printf("..(%i)\n", isonum_733(node->isoDirRecord->extent)); } else if (node->isoDirRecord->name[0]=='\0') { printf("(ROOT) (%" PRIu32 " to %" PRId64 ")\n", node->fileDataSector, node->fileDataSector + node->fileSectorsUsed - 1); } else { printf("%s (%s) (%" PRIu32 " to %" PRId64 ")\n", node->isoDirRecord->name, (node->isoDirRecord->flags[0] & ISO_FLAG_DIRECTORY) ? "DIR" : "FILE", node->fileDataSector, (node->fileSectorsUsed == 0) ? node->fileDataSector : node->fileDataSector + node->fileSectorsUsed - 1); } if (diskStructure->rock_ridge_enabled) debug_print_susp_attrs(node, level + 1); TAILQ_FOREACH(cn, &node->cn_children, cn_next_child) debug_print_tree(diskStructure, cn, level + 1); #else printf("Sorry, debugging is not supported in host-tools mode.\n"); #endif } void debug_print_path_tree(cd9660node *n) { cd9660node *iterator = n; /* Only display this message when called with the root node */ if (n->parent == NULL) printf("debug_print_path_table: Dumping path table contents\n"); while (iterator != NULL) { if (iterator->isoDirRecord->name[0] == '\0') printf("0) (ROOT)\n"); else printf("%i) %s\n", iterator->level, iterator->isoDirRecord->name); iterator = iterator->ptnext; } } void debug_print_volume_descriptor_information(iso9660_disk *diskStructure) { volume_descriptor *tmp = diskStructure->firstVolumeDescriptor; char temp[CD9660_SECTOR_SIZE]; printf("==Listing Volume Descriptors==\n"); while (tmp != NULL) { memset(temp, 0, CD9660_SECTOR_SIZE); memcpy(temp, tmp->volumeDescriptorData + 1, 5); printf("Volume descriptor in sector %" PRId64 ": type %i, ID %s\n", tmp->sector, tmp->volumeDescriptorData[0], temp); switch(tmp->volumeDescriptorData[0]) { case 0:/*boot record*/ break; case 1: /* PVD */ break; case 2: /* SVD */ break; case 3: /* Volume Partition Descriptor */ break; case 255: /* terminator */ break; } tmp = tmp->next; } printf("==Done Listing Volume Descriptors==\n"); } void debug_dump_to_xml_ptentry(path_table_entry *pttemp, int num, int mode) { printf("\n" ,num); printf("%i\n", pttemp->length[0]); printf("%i\n", pttemp->extended_attribute_length[0]); printf("%i\n", debug_get_encoded_number(pttemp->parent_number,mode)); debug_dump_to_xml_padded_hex_output("name", pttemp->name, pttemp->length[0]); printf("\n"); } void debug_dump_to_xml_path_table(FILE *fd, off_t sector, int size, int mode) { path_table_entry pttemp; int t = 0; int n = 0; if (fseeko(fd, CD9660_SECTOR_SIZE * sector, SEEK_SET) == -1) err(1, "fseeko"); while (t < size) { /* Read fixed data first */ fread(&pttemp, 1, 8, fd); t += 8; /* Read variable */ fread(((unsigned char*)&pttemp) + 8, 1, pttemp.length[0], fd); t += pttemp.length[0]; debug_dump_to_xml_ptentry(&pttemp, n, mode); n++; } } /* * XML Debug output functions * Dump hierarchy of CD, as well as volume info, to XML * Can be used later to diff against a standard, * or just provide easy to read detailed debug output */ void debug_dump_to_xml(FILE *fd) { unsigned char buf[CD9660_SECTOR_SIZE]; off_t sector; int t, t2; struct iso_primary_descriptor primaryVD; struct _boot_volume_descriptor bootVD; printf("\n"); /* Display Volume Descriptors */ sector = 16; do { if (fseeko(fd, CD9660_SECTOR_SIZE * sector, SEEK_SET) == -1) err(1, "fseeko"); fread(buf, 1, CD9660_SECTOR_SIZE, fd); t = (int)((unsigned char)buf[0]); switch (t) { case 0: memcpy(&bootVD, buf, CD9660_SECTOR_SIZE); break; case 1: memcpy(&primaryVD, buf, CD9660_SECTOR_SIZE); break; } debug_dump_to_xml_volume_descriptor(buf, sector); sector++; } while (t != 255); t = debug_get_encoded_number((u_char *)primaryVD.type_l_path_table, 731); t2 = debug_get_encoded_number((u_char *)primaryVD.path_table_size, 733); printf("Path table 1 located at sector %i and is %i bytes long\n", t,t2); debug_dump_to_xml_path_table(fd, t, t2, 721); t = debug_get_encoded_number((u_char *)primaryVD.type_m_path_table, 731); debug_dump_to_xml_path_table(fd, t, t2, 722); printf("\n"); } static void debug_dump_to_xml_padded_hex_output(const char *element, const char *buf, int len) { int i; int t; printf("<%s>",element); for (i = 0; i < len; i++) { t = (unsigned char)buf[i]; if (t >= 32 && t < 127) printf("%c",t); } printf("\n",element); printf("<%s:hex>",element); for (i = 0; i < len; i++) { t = (unsigned char)buf[i]; printf(" %x",t); } printf("\n",element); } int debug_get_encoded_number(const unsigned char* buf, int mode) { #if !HAVE_NBTOOL_CONFIG_H switch (mode) { /* 711: Single bite */ case 711: return isonum_711(buf); /* 712: Single signed byte */ case 712: return isonum_712(buf); /* 721: 16 bit LE */ case 721: return isonum_721(buf); /* 731: 32 bit LE */ case 731: return isonum_731(buf); /* 722: 16 bit BE */ case 722: return isonum_722(buf); /* 732: 32 bit BE */ case 732: return isonum_732(buf); /* 723: 16 bit bothE */ case 723: return isonum_723(buf); /* 733: 32 bit bothE */ case 733: return isonum_733(buf); } #endif return 0; } void debug_dump_integer(const char *element, const unsigned char* buf, int mode) { printf("<%s>%i\n", element, debug_get_encoded_number(buf, mode), element); } void debug_dump_string(const char *element __unused, const unsigned char *buf __unused, int len __unused) { } void debug_dump_directory_record_9_1(unsigned char* buf) { struct iso_directory_record *rec = (struct iso_directory_record *)buf; printf("\n"); debug_dump_integer("length", rec->length, 711); debug_dump_integer("ext_attr_length", rec->ext_attr_length, 711); debug_dump_integer("extent", rec->extent, 733); debug_dump_integer("size", rec->size, 733); debug_dump_integer("flags", rec->flags, 711); debug_dump_integer("file_unit_size", rec->file_unit_size, 711); debug_dump_integer("interleave", rec->interleave, 711); debug_dump_integer("volume_sequence_number", rec->volume_sequence_number, 723); debug_dump_integer("name_len", rec->name_len, 711); debug_dump_to_xml_padded_hex_output("name", rec->name, debug_get_encoded_number(rec->length, 711)); printf("\n"); } void debug_dump_to_xml_volume_descriptor(unsigned char* buf, int sector) { struct iso_primary_descriptor *desc = (struct iso_primary_descriptor *)buf; printf("\n", sector); printf(""); switch(buf[0]) { case 0: printf("boot"); break; case 1: printf("primary"); break; case 2: printf("supplementary"); break; case 3: printf("volume partition descriptor"); break; case 255: printf("terminator"); break; } printf("\n"); switch(buf[0]) { case 1: debug_dump_integer("type", desc->type, 711); debug_dump_to_xml_padded_hex_output("id", desc->id, ISODCL(2, 6)); debug_dump_integer("version", (u_char *)desc->version, 711); debug_dump_to_xml_padded_hex_output("system_id", desc->system_id, ISODCL(9, 40)); debug_dump_to_xml_padded_hex_output("volume_id", desc->volume_id, ISODCL(41, 72)); debug_dump_integer("volume_space_size", (u_char *)desc->volume_space_size, 733); debug_dump_integer("volume_set_size", (u_char *)desc->volume_set_size, 733); debug_dump_integer("volume_sequence_number", (u_char *)desc->volume_sequence_number, 723); debug_dump_integer("logical_block_size", (u_char *)desc->logical_block_size, 723); debug_dump_integer("path_table_size", (u_char *)desc->path_table_size, 733); debug_dump_integer("type_l_path_table", (u_char *)desc->type_l_path_table, 731); debug_dump_integer("opt_type_l_path_table", (u_char *)desc->opt_type_l_path_table, 731); debug_dump_integer("type_m_path_table", (u_char *)desc->type_m_path_table, 732); debug_dump_integer("opt_type_m_path_table", (u_char *)desc->opt_type_m_path_table, 732); debug_dump_directory_record_9_1( (u_char *)desc->root_directory_record); debug_dump_to_xml_padded_hex_output("volume_set_id", desc->volume_set_id, ISODCL(191, 318)); debug_dump_to_xml_padded_hex_output("publisher_id", desc->publisher_id, ISODCL(319, 446)); debug_dump_to_xml_padded_hex_output("preparer_id", desc->preparer_id, ISODCL(447, 574)); debug_dump_to_xml_padded_hex_output("application_id", desc->application_id, ISODCL(575, 702)); debug_dump_to_xml_padded_hex_output("copyright_file_id", desc->copyright_file_id, ISODCL(703, 739)); debug_dump_to_xml_padded_hex_output("abstract_file_id", desc->abstract_file_id, ISODCL(740, 776)); debug_dump_to_xml_padded_hex_output("bibliographic_file_id", desc->bibliographic_file_id, ISODCL(777, 813)); debug_dump_to_xml_padded_hex_output("creation_date", desc->creation_date, ISODCL(814, 830)); debug_dump_to_xml_padded_hex_output("modification_date", desc->modification_date, ISODCL(831, 847)); debug_dump_to_xml_padded_hex_output("expiration_date", desc->expiration_date, ISODCL(848, 864)); debug_dump_to_xml_padded_hex_output("effective_date", desc->effective_date, ISODCL(865, 881)); debug_dump_to_xml_padded_hex_output("file_structure_version", desc->file_structure_version, ISODCL(882, 882)); break; } printf("\n"); }