490 lines
14 KiB
C
490 lines
14 KiB
C
/* $NetBSD: cd9660_debug.c,v 1.11 2010/10/27 18:51:35 christos Exp $ */
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/*-
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* SPDX-License-Identifier: BSD-2-Clause-NetBSD
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*
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* Copyright (c) 2005 Daniel Watt, Walter Deignan, Ryan Gabrys, Alan
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* Perez-Rathke and Ram Vedam. All rights reserved.
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*
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* This code was written by Daniel Watt, Walter Deignan, Ryan Gabrys,
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* Alan Perez-Rathke and Ram Vedam.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY DANIEL WATT, WALTER DEIGNAN, RYAN
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* GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL DANIEL WATT, WALTER DEIGNAN, RYAN
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* GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE,DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/mount.h>
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#include "makefs.h"
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#include "cd9660.h"
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#include "iso9660_rrip.h"
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static void debug_print_susp_attrs(cd9660node *, int);
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static void debug_dump_to_xml_padded_hex_output(const char *, unsigned char *,
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int);
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static inline void
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print_n_tabs(int n)
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{
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int i;
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for (i = 1; i <= n; i ++)
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printf("\t");
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}
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#if 0
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void
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debug_print_rrip_info(cd9660node *n)
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{
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struct ISO_SUSP_ATTRIBUTES *t;
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TAILQ_FOREACH(t, &node->head, rr_ll) {
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}
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}
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#endif
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static void
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debug_print_susp_attrs(cd9660node *n, int indent)
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{
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struct ISO_SUSP_ATTRIBUTES *t;
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TAILQ_FOREACH(t, &n->head, rr_ll) {
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print_n_tabs(indent);
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printf("-");
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printf("%c%c: L:%i",t->attr.su_entry.SP.h.type[0],
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t->attr.su_entry.SP.h.type[1],
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(int)t->attr.su_entry.SP.h.length[0]);
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printf("\n");
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}
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}
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void
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debug_print_tree(iso9660_disk *diskStructure, cd9660node *node, int level)
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{
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#if !HAVE_NBTOOL_CONFIG_H
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cd9660node *cn;
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print_n_tabs(level);
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if (node->type & CD9660_TYPE_DOT) {
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printf(". (%i)\n",
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isonum_733(node->isoDirRecord->extent));
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} else if (node->type & CD9660_TYPE_DOTDOT) {
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printf("..(%i)\n",
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isonum_733(node->isoDirRecord->extent));
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} else if (node->isoDirRecord->name[0]=='\0') {
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printf("(ROOT) (%" PRIu32 " to %" PRId64 ")\n",
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node->fileDataSector,
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node->fileDataSector +
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node->fileSectorsUsed - 1);
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} else {
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printf("%s (%s) (%" PRIu32 " to %" PRId64 ")\n",
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node->isoDirRecord->name,
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(node->isoDirRecord->flags[0]
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& ISO_FLAG_DIRECTORY) ? "DIR" : "FILE",
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node->fileDataSector,
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(node->fileSectorsUsed == 0) ?
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node->fileDataSector :
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node->fileDataSector
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+ node->fileSectorsUsed - 1);
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}
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if (diskStructure->rock_ridge_enabled)
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debug_print_susp_attrs(node, level + 1);
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TAILQ_FOREACH(cn, &node->cn_children, cn_next_child)
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debug_print_tree(diskStructure, cn, level + 1);
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#else
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printf("Sorry, debugging is not supported in host-tools mode.\n");
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#endif
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}
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void
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debug_print_path_tree(cd9660node *n)
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{
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cd9660node *iterator = n;
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/* Only display this message when called with the root node */
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if (n->parent == NULL)
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printf("debug_print_path_table: Dumping path table contents\n");
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while (iterator != NULL) {
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if (iterator->isoDirRecord->name[0] == '\0')
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printf("0) (ROOT)\n");
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else
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printf("%i) %s\n", iterator->level,
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iterator->isoDirRecord->name);
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iterator = iterator->ptnext;
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}
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}
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void
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debug_print_volume_descriptor_information(iso9660_disk *diskStructure)
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{
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volume_descriptor *tmp = diskStructure->firstVolumeDescriptor;
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char temp[CD9660_SECTOR_SIZE];
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printf("==Listing Volume Descriptors==\n");
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while (tmp != NULL) {
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memset(temp, 0, CD9660_SECTOR_SIZE);
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memcpy(temp, tmp->volumeDescriptorData + 1, 5);
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printf("Volume descriptor in sector %" PRId64
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": type %i, ID %s\n",
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tmp->sector, tmp->volumeDescriptorData[0], temp);
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switch(tmp->volumeDescriptorData[0]) {
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case 0:/*boot record*/
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break;
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case 1: /* PVD */
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break;
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case 2: /* SVD */
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break;
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case 3: /* Volume Partition Descriptor */
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break;
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case 255: /* terminator */
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break;
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}
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tmp = tmp->next;
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}
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printf("==Done Listing Volume Descriptors==\n");
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}
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void
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debug_dump_to_xml_ptentry(path_table_entry *pttemp, int num, int mode)
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{
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printf("<ptentry num=\"%i\">\n" ,num);
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printf("<length>%i</length>\n", pttemp->length[0]);
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printf("<extended_attribute_length>%i</extended_attribute_length>\n",
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pttemp->extended_attribute_length[0]);
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printf("<parent_number>%i</parent_number>\n",
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debug_get_encoded_number(pttemp->parent_number,mode));
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debug_dump_to_xml_padded_hex_output("name",
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pttemp->name, pttemp->length[0]);
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printf("</ptentry>\n");
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}
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void
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debug_dump_to_xml_path_table(FILE *fd, off_t sector, int size, int mode)
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{
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path_table_entry pttemp;
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int t = 0;
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int n = 0;
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if (fseeko(fd, CD9660_SECTOR_SIZE * sector, SEEK_SET) == -1)
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err(1, "fseeko");
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while (t < size) {
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/* Read fixed data first */
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fread(&pttemp, 1, 8, fd);
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t += 8;
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/* Read variable */
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fread(((unsigned char*)&pttemp) + 8, 1, pttemp.length[0], fd);
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t += pttemp.length[0];
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debug_dump_to_xml_ptentry(&pttemp, n, mode);
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n++;
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}
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}
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/*
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* XML Debug output functions
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* Dump hierarchy of CD, as well as volume info, to XML
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* Can be used later to diff against a standard,
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* or just provide easy to read detailed debug output
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*/
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void
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debug_dump_to_xml(FILE *fd)
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{
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unsigned char buf[CD9660_SECTOR_SIZE];
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off_t sector;
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int t, t2;
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struct iso_primary_descriptor primaryVD;
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struct _boot_volume_descriptor bootVD;
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printf("<cd9660dump>\n");
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/* Display Volume Descriptors */
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sector = 16;
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do {
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if (fseeko(fd, CD9660_SECTOR_SIZE * sector, SEEK_SET) == -1)
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err(1, "fseeko");
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fread(buf, 1, CD9660_SECTOR_SIZE, fd);
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t = (int)((unsigned char)buf[0]);
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switch (t) {
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case 0:
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memcpy(&bootVD, buf, CD9660_SECTOR_SIZE);
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break;
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case 1:
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memcpy(&primaryVD, buf, CD9660_SECTOR_SIZE);
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break;
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}
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debug_dump_to_xml_volume_descriptor(buf, sector);
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sector++;
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} while (t != 255);
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t = debug_get_encoded_number((u_char *)primaryVD.type_l_path_table,
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731);
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t2 = debug_get_encoded_number((u_char *)primaryVD.path_table_size, 733);
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printf("Path table 1 located at sector %i and is %i bytes long\n",
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t,t2);
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debug_dump_to_xml_path_table(fd, t, t2, 721);
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t = debug_get_encoded_number((u_char *)primaryVD.type_m_path_table,
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731);
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debug_dump_to_xml_path_table(fd, t, t2, 722);
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printf("</cd9660dump>\n");
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}
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static void
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debug_dump_to_xml_padded_hex_output(const char *element, unsigned char *buf,
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int len)
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{
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int i;
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int t;
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printf("<%s>",element);
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for (i = 0; i < len; i++) {
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t = (unsigned char)buf[i];
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if (t >= 32 && t < 127)
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printf("%c",t);
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}
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printf("</%s>\n",element);
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printf("<%s:hex>",element);
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for (i = 0; i < len; i++) {
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t = (unsigned char)buf[i];
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printf(" %x",t);
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}
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printf("</%s:hex>\n",element);
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}
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int
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debug_get_encoded_number(unsigned char* buf, int mode)
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{
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#if !HAVE_NBTOOL_CONFIG_H
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switch (mode) {
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/* 711: Single bite */
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case 711:
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return isonum_711(buf);
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/* 712: Single signed byte */
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case 712:
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return isonum_712((signed char *)buf);
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/* 721: 16 bit LE */
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case 721:
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return isonum_721(buf);
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/* 731: 32 bit LE */
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case 731:
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return isonum_731(buf);
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/* 722: 16 bit BE */
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case 722:
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return isonum_722(buf);
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/* 732: 32 bit BE */
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case 732:
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return isonum_732(buf);
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/* 723: 16 bit bothE */
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case 723:
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return isonum_723(buf);
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/* 733: 32 bit bothE */
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case 733:
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return isonum_733(buf);
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}
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#endif
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return 0;
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}
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void
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debug_dump_integer(const char *element, char* buf, int mode)
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{
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printf("<%s>%i</%s>\n", element,
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debug_get_encoded_number((unsigned char *)buf, mode), element);
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}
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void
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debug_dump_string(const char *element __unused, unsigned char *buf __unused, int len __unused)
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{
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}
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void
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debug_dump_directory_record_9_1(unsigned char* buf)
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{
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printf("<directoryrecord>\n");
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debug_dump_integer("length",
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((struct iso_directory_record*) buf)->length, 711);
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debug_dump_integer("ext_attr_length",
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((struct iso_directory_record*) buf)->ext_attr_length,711);
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debug_dump_integer("extent",
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(char *)((struct iso_directory_record*) buf)->extent, 733);
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debug_dump_integer("size",
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(char *)((struct iso_directory_record*) buf)->size, 733);
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debug_dump_integer("flags",
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((struct iso_directory_record*) buf)->flags, 711);
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debug_dump_integer("file_unit_size",
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((struct iso_directory_record*) buf)->file_unit_size,711);
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debug_dump_integer("interleave",
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((struct iso_directory_record*) buf)->interleave, 711);
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debug_dump_integer("volume_sequence_number",
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((struct iso_directory_record*) buf)->volume_sequence_number,
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723);
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debug_dump_integer("name_len",
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((struct iso_directory_record*) buf)->name_len, 711);
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debug_dump_to_xml_padded_hex_output("name",
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(u_char *)((struct iso_directory_record*) buf)->name,
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debug_get_encoded_number((u_char *)
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((struct iso_directory_record*) buf)->length, 711));
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printf("</directoryrecord>\n");
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}
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void
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debug_dump_to_xml_volume_descriptor(unsigned char* buf, int sector)
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{
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printf("<volumedescriptor sector=\"%i\">\n", sector);
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printf("<vdtype>");
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switch(buf[0]) {
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case 0:
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printf("boot");
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break;
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case 1:
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printf("primary");
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break;
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case 2:
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printf("supplementary");
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break;
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case 3:
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printf("volume partition descriptor");
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break;
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case 255:
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printf("terminator");
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break;
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}
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printf("</vdtype>\n");
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switch(buf[0]) {
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case 1:
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debug_dump_integer("type",
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((struct iso_primary_descriptor*)buf)->type, 711);
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debug_dump_to_xml_padded_hex_output("id",
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(u_char *)((struct iso_primary_descriptor*) buf)->id,
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ISODCL ( 2, 6));
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debug_dump_integer("version",
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((struct iso_primary_descriptor*)buf)->version,
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711);
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debug_dump_to_xml_padded_hex_output("system_id",
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(u_char *)((struct iso_primary_descriptor*)buf)->system_id,
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ISODCL(9,40));
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debug_dump_to_xml_padded_hex_output("volume_id",
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(u_char *)((struct iso_primary_descriptor*)buf)->volume_id,
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ISODCL(41,72));
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debug_dump_integer("volume_space_size",
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((struct iso_primary_descriptor*)buf)->volume_space_size,
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733);
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debug_dump_integer("volume_set_size",
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((struct iso_primary_descriptor*)buf)->volume_set_size,
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733);
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debug_dump_integer("volume_sequence_number",
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((struct iso_primary_descriptor*)buf)->volume_sequence_number,
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723);
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debug_dump_integer("logical_block_size",
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((struct iso_primary_descriptor*)buf)->logical_block_size,
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723);
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debug_dump_integer("path_table_size",
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((struct iso_primary_descriptor*)buf)->path_table_size,
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733);
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debug_dump_integer("type_l_path_table",
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((struct iso_primary_descriptor*)buf)->type_l_path_table,
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731);
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debug_dump_integer("opt_type_l_path_table",
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((struct iso_primary_descriptor*)buf)->opt_type_l_path_table,
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731);
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debug_dump_integer("type_m_path_table",
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((struct iso_primary_descriptor*)buf)->type_m_path_table,
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732);
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debug_dump_integer("opt_type_m_path_table",
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((struct iso_primary_descriptor*)buf)->opt_type_m_path_table,732);
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debug_dump_directory_record_9_1(
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(u_char *)((struct iso_primary_descriptor*)buf)->root_directory_record);
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debug_dump_to_xml_padded_hex_output("volume_set_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->volume_set_id,
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ISODCL (191, 318));
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debug_dump_to_xml_padded_hex_output("publisher_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->publisher_id,
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ISODCL (319, 446));
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debug_dump_to_xml_padded_hex_output("preparer_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->preparer_id,
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ISODCL (447, 574));
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debug_dump_to_xml_padded_hex_output("application_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->application_id,
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ISODCL (575, 702));
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debug_dump_to_xml_padded_hex_output("copyright_file_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->copyright_file_id,
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ISODCL (703, 739));
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debug_dump_to_xml_padded_hex_output("abstract_file_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->abstract_file_id,
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ISODCL (740, 776));
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debug_dump_to_xml_padded_hex_output("bibliographic_file_id",
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(u_char *)((struct iso_primary_descriptor*) buf)->bibliographic_file_id,
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ISODCL (777, 813));
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debug_dump_to_xml_padded_hex_output("creation_date",
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(u_char *)((struct iso_primary_descriptor*) buf)->creation_date,
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ISODCL (814, 830));
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debug_dump_to_xml_padded_hex_output("modification_date",
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(u_char *)((struct iso_primary_descriptor*) buf)->modification_date,
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ISODCL (831, 847));
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debug_dump_to_xml_padded_hex_output("expiration_date",
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(u_char *)((struct iso_primary_descriptor*) buf)->expiration_date,
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ISODCL (848, 864));
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debug_dump_to_xml_padded_hex_output("effective_date",
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(u_char *)((struct iso_primary_descriptor*) buf)->effective_date,
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ISODCL (865, 881));
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debug_dump_to_xml_padded_hex_output("file_structure_version",
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(u_char *)((struct iso_primary_descriptor*) buf)->file_structure_version,
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ISODCL(882,882));
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break;
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}
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printf("</volumedescriptor>\n");
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}
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