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-rw-r--r--genisoimage/diag/isovfy.c794
1 files changed, 794 insertions, 0 deletions
diff --git a/genisoimage/diag/isovfy.c b/genisoimage/diag/isovfy.c
new file mode 100644
index 0000000..18ed340
--- /dev/null
+++ b/genisoimage/diag/isovfy.c
@@ -0,0 +1,794 @@
+/*
+ * This file has been modified for the cdrkit suite.
+ *
+ * The behaviour and appearence of the program code below can differ to a major
+ * extent from the version distributed by the original author(s).
+ *
+ * For details, see Changelog file distributed with the cdrkit package. If you
+ * received this file from another source then ask the distributing person for
+ * a log of modifications.
+ *
+ */
+
+/* @(#)isovfy.c 1.26 05/05/15 joerg */
+/*
+ * File isovfy.c - verify consistency of iso9660 filesystem.
+ *
+ *
+ * Written by Eric Youngdale (1993).
+ *
+ * Copyright 1993 Yggdrasil Computing, Incorporated
+ * Copyright (c) 1999-2004 J. Schilling
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; see the file COPYING. If not, write to the Free Software
+ * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <mconfig.h>
+#include <stdxlib.h>
+#include <unixstd.h>
+#include <strdefs.h>
+#include <utypes.h>
+
+#include <stdio.h>
+#include <standard.h>
+#include <signal.h>
+#include <schily.h>
+
+#include "../scsi.h"
+#include "../../wodim/defaults.h"
+
+/*
+ * XXX JS: Some structures have odd lengths!
+ * Some compilers (e.g. on Sun3/mc68020) padd the structures to even length.
+ * For this reason, we cannot use sizeof (struct iso_path_table) or
+ * sizeof (struct iso_directory_record) to compute on disk sizes.
+ * Instead, we use offsetof(..., name) and add the name size.
+ * See iso9660.h
+ */
+#ifndef offsetof
+#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+#endif
+
+/*
+ * Note: always use these macros to avoid problems.
+ *
+ * ISO_ROUND_UP(X) may cause an integer overflow and thus give
+ * incorrect results. So avoid it if possible.
+ *
+ * ISO_BLOCKS(X) is overflow safe. Prefer this when ever it is possible.
+ */
+#define SECTOR_SIZE (2048)
+#define ISO_ROUND_UP(X) (((X) + (SECTOR_SIZE - 1)) & ~(SECTOR_SIZE - 1))
+#define ISO_BLOCKS(X) (((X) / SECTOR_SIZE) + (((X)%SECTOR_SIZE)?1:0))
+
+#define infile in_image
+FILE *infile = NULL;
+int blocksize;
+
+#define PAGE sizeof (buffer)
+
+#define ISODCL(from, to) (to - from + 1)
+
+struct iso_primary_descriptor {
+ unsigned char type [ISODCL(1, 1)]; /* 711 */
+ unsigned char id [ISODCL(2, 6)];
+ unsigned char version [ISODCL(7, 7)]; /* 711 */
+ unsigned char unused1 [ISODCL(8, 8)];
+ unsigned char system_id [ISODCL(9, 40)]; /* aunsigned chars */
+ unsigned char volume_id [ISODCL(41, 72)]; /* dunsigned chars */
+ unsigned char unused2 [ISODCL(73, 80)];
+ unsigned char volume_space_size [ISODCL(81, 88)]; /* 733 */
+ unsigned char unused3 [ISODCL(89, 120)];
+ unsigned char volume_set_size [ISODCL(121, 124)]; /* 723 */
+ unsigned char volume_sequence_number [ISODCL(125, 128)]; /* 723 */
+ unsigned char logical_block_size [ISODCL(129, 132)]; /* 723 */
+ unsigned char path_table_size [ISODCL(133, 140)]; /* 733 */
+ unsigned char type_l_path_table [ISODCL(141, 144)]; /* 731 */
+ unsigned char opt_type_l_path_table [ISODCL(145, 148)]; /* 731 */
+ unsigned char type_m_path_table [ISODCL(149, 152)]; /* 732 */
+ unsigned char opt_type_m_path_table [ISODCL(153, 156)]; /* 732 */
+ unsigned char root_directory_record [ISODCL(157, 190)]; /* 9.1 */
+ unsigned char volume_set_id [ISODCL(191, 318)]; /* dunsigned chars */
+ unsigned char publisher_id [ISODCL(319, 446)]; /* achars */
+ unsigned char preparer_id [ISODCL(447, 574)]; /* achars */
+ unsigned char application_id [ISODCL(575, 702)]; /* achars */
+ unsigned char copyright_file_id [ISODCL(703, 739)]; /* 7.5 dchars */
+ unsigned char abstract_file_id [ISODCL(740, 776)]; /* 7.5 dchars */
+ unsigned char bibliographic_file_id [ISODCL(777, 813)]; /* 7.5 dchars */
+ unsigned char creation_date [ISODCL(814, 830)]; /* 8.4.26.1 */
+ unsigned char modification_date [ISODCL(831, 847)]; /* 8.4.26.1 */
+ unsigned char expiration_date [ISODCL(848, 864)]; /* 8.4.26.1 */
+ unsigned char effective_date [ISODCL(865, 881)]; /* 8.4.26.1 */
+ unsigned char file_structure_version [ISODCL(882, 882)]; /* 711 */
+ unsigned char unused4 [ISODCL(883, 883)];
+ unsigned char application_data [ISODCL(884, 1395)];
+ unsigned char unused5 [ISODCL(1396, 2048)];
+};
+
+struct iso_directory_record {
+ unsigned char length [ISODCL(1, 1)]; /* 711 */
+ unsigned char ext_attr_length [ISODCL(2, 2)]; /* 711 */
+ unsigned char extent [ISODCL(3, 10)]; /* 733 */
+ unsigned char size [ISODCL(11, 18)]; /* 733 */
+ unsigned char date [ISODCL(19, 25)]; /* 7 by 711 */
+ unsigned char flags [ISODCL(26, 26)];
+ unsigned char file_unit_size [ISODCL(27, 27)]; /* 711 */
+ unsigned char interleave [ISODCL(28, 28)]; /* 711 */
+ unsigned char volume_sequence_number [ISODCL(29, 32)]; /* 723 */
+ unsigned char name_len [ISODCL(33, 33)]; /* 711 */
+ unsigned char name [38];
+};
+
+static int isonum_721(char * p);
+static int isonum_723(char * p);
+static int isonum_711(char * p);
+static int isonum_731(char * p);
+static int isonum_722(char * p);
+static int isonum_732(char * p);
+static int isonum_733(unsigned char * p);
+static int parse_rr(unsigned char * pnt, int len, int cont_flag);
+static int dump_rr(struct iso_directory_record * idr);
+static void check_tree(off_t file_addr, int file_size, off_t parent_addr);
+static void check_path_tables(int typel_extent, int typem_extent,
+ int path_table_size);
+static void usage(int excode);
+
+static int
+isonum_721(char *p)
+{
+ return ((p[0] & 0xff) | ((p[1] & 0xff) << 8));
+}
+
+static int
+isonum_723(char *p)
+{
+#if 0
+ if (p[0] != p[3] || p[1] != p[2]) {
+#ifdef USE_LIBSCHILY
+ comerrno(EX_BAD, "invalid format 7.2.3 number\n");
+#else
+ fprintf(stderr, "invalid format 7.2.3 number\n");
+ exit(1);
+#endif
+ }
+#endif
+ return (isonum_721(p));
+}
+
+static int
+isonum_711(char *p)
+{
+ return (*p & 0xff);
+}
+
+static int
+isonum_731(char *p)
+{
+ return ((p[0] & 0xff)
+ | ((p[1] & 0xff) << 8)
+ | ((p[2] & 0xff) << 16)
+ | ((p[3] & 0xff) << 24));
+}
+
+static int
+isonum_722(char *p)
+{
+ return ((p[1] & 0xff)
+ | ((p[0] & 0xff) << 8));
+}
+
+static int
+isonum_732(char *p)
+{
+ return ((p[3] & 0xff)
+ | ((p[2] & 0xff) << 8)
+ | ((p[1] & 0xff) << 16)
+ | ((p[0] & 0xff) << 24));
+}
+
+static int
+isonum_733(unsigned char *p)
+{
+ return (isonum_731((char *)p));
+}
+
+char lbuffer[1024];
+int iline;
+int rr_goof;
+
+
+static int
+parse_rr(unsigned char *pnt, int len, int cont_flag)
+{
+ int slen;
+ int ncount;
+ int flag1;
+ int flag2;
+ int extent;
+ unsigned char *pnts;
+ off_t cont_extent;
+ int cont_offset;
+ int cont_size;
+ char symlinkname[1024];
+
+ sprintf(lbuffer+iline, " RRlen=%d ", len);
+ iline += strlen(lbuffer+iline);
+
+ cont_extent = (off_t)0;
+ cont_offset = cont_size = 0;
+
+ symlinkname[0] = 0;
+
+ ncount = 0;
+ flag1 = flag2 = 0;
+ while (len >= 4) {
+ if (ncount)
+ sprintf(lbuffer+iline, ",");
+ else
+ sprintf(lbuffer+iline, "[");
+ iline += strlen(lbuffer + iline);
+ sprintf(lbuffer+iline, "%c%c", pnt[0], pnt[1]);
+ iline += strlen(lbuffer + iline);
+ if (pnt[0] < 'A' || pnt[0] > 'Z' || pnt[1] < 'A' ||
+ pnt[1] > 'Z') {
+ sprintf(lbuffer+iline, "**BAD SUSP %d %d]",
+ pnt[0], pnt[1]);
+ rr_goof++;
+ iline += strlen(lbuffer + iline);
+ return (flag2);
+ }
+
+ if (pnt[3] != 1 && pnt[3] != 2) {
+ sprintf(lbuffer+iline, "**BAD RRVERSION (%d)\n", pnt[3]);
+ rr_goof++;
+ iline += strlen(lbuffer + iline);
+ return (flag2);
+ }
+ ncount++;
+ if (pnt[0] == 'R' && pnt[1] == 'R') flag1 = pnt[4] & 0xff;
+ if (strncmp((char *)pnt, "PX", 2) == 0) flag2 |= 1;
+ if (strncmp((char *)pnt, "PN", 2) == 0) flag2 |= 2;
+ if (strncmp((char *)pnt, "SL", 2) == 0) flag2 |= 4;
+ if (strncmp((char *)pnt, "NM", 2) == 0) flag2 |= 8;
+ if (strncmp((char *)pnt, "CL", 2) == 0) flag2 |= 16;
+ if (strncmp((char *)pnt, "PL", 2) == 0) flag2 |= 32;
+ if (strncmp((char *)pnt, "RE", 2) == 0) flag2 |= 64;
+ if (strncmp((char *)pnt, "TF", 2) == 0) flag2 |= 128;
+
+ if (strncmp((char *)pnt, "CE", 2) == 0) {
+ cont_extent = (off_t)isonum_733(pnt+4);
+ cont_offset = isonum_733(pnt+12);
+ cont_size = isonum_733(pnt+20);
+ sprintf(lbuffer+iline, "=[%x,%x,%d]",
+ (int)cont_extent, cont_offset, cont_size);
+ iline += strlen(lbuffer + iline);
+ }
+
+ if (strncmp((char *)pnt, "PL", 2) == 0 || strncmp((char *)pnt, "CL", 2) == 0) {
+ extent = isonum_733(pnt+4);
+ sprintf(lbuffer+iline, "=%x", extent);
+ iline += strlen(lbuffer + iline);
+ if (extent == 0)
+ rr_goof++;
+ }
+ if (strncmp((char *)pnt, "SL", 2) == 0) {
+ pnts = pnt+5;
+ slen = pnt[2] - 5;
+ while (slen >= 1) {
+ switch (pnts[0] & 0xfe) {
+ case 0:
+ strncat(symlinkname, (char *)(pnts+2), pnts[1]);
+ break;
+ case 2:
+ strcat(symlinkname, ".");
+ break;
+ case 4:
+ strcat(symlinkname, "..");
+ break;
+ case 8:
+ strcat(symlinkname, "/");
+ break;
+ case 16:
+ strcat(symlinkname, "/mnt");
+ sprintf(lbuffer+iline, "Warning - mount point requested");
+ iline += strlen(lbuffer + iline);
+ break;
+ case 32:
+ strcat(symlinkname, "kafka");
+ sprintf(lbuffer+iline, "Warning - host_name requested");
+ iline += strlen(lbuffer + iline);
+ break;
+ default:
+ sprintf(lbuffer+iline, "Reserved bit setting in symlink");
+ rr_goof++;
+ iline += strlen(lbuffer + iline);
+ break;
+ }
+ if ((pnts[0] & 0xfe) && pnts[1] != 0) {
+ sprintf(lbuffer+iline, "Incorrect length in symlink component");
+ iline += strlen(lbuffer + iline);
+ }
+ if ((pnts[0] & 1) == 0)
+ strcat(symlinkname, "/");
+ slen -= (pnts[1] + 2);
+ pnts += (pnts[1] + 2);
+ }
+ if (symlinkname[0] != 0) {
+ sprintf(lbuffer+iline, "=%s", symlinkname);
+ iline += strlen(lbuffer + iline);
+ symlinkname[0] = 0;
+ }
+ }
+
+ len -= pnt[2];
+ pnt += pnt[2];
+ if (len <= 3 && cont_extent) {
+ unsigned char sector[2048];
+#ifdef USE_SCG
+ readsecs(cont_extent * blocksize / 2048, sector, ISO_BLOCKS(sizeof (sector)));
+#else
+ lseek(fileno(infile), cont_extent * blocksize, SEEK_SET);
+ read(fileno(infile), sector, sizeof (sector));
+#endif
+ flag2 |= parse_rr(&sector[cont_offset], cont_size, 1);
+ }
+ }
+ if (ncount) {
+ sprintf(lbuffer+iline, "]");
+ iline += strlen(lbuffer + iline);
+ }
+ if (!cont_flag && flag1 && flag1 != flag2) {
+ sprintf(lbuffer+iline, "Flag %x != %x", flag1, flag2);
+ rr_goof++;
+ iline += strlen(lbuffer + iline);
+ }
+ return (flag2);
+}
+
+static int
+dump_rr(struct iso_directory_record *idr)
+{
+ int len;
+ char * pnt;
+
+ len = idr->length[0] & 0xff;
+ len -= offsetof(struct iso_directory_record, name[0]);
+ len -= idr->name_len[0];
+ pnt = (char *) idr;
+ pnt += offsetof(struct iso_directory_record, name[0]);
+ pnt += idr->name_len[0];
+
+ if ((idr->name_len[0] & 1) == 0) {
+ pnt++;
+ len--;
+ }
+
+ rr_goof = 0;
+ parse_rr((unsigned char *)pnt, len, 0);
+ return (rr_goof);
+}
+
+
+static int dir_count = 0;
+static int dir_size_count = 0;
+static int ngoof = 0;
+
+static void
+check_tree(off_t file_addr, int file_size, off_t parent_addr)
+{
+ unsigned char buffer[2048];
+ unsigned int k;
+ int rflag = 0;
+ int i;
+ int i1;
+ int j;
+ int goof;
+ int extent;
+ int size;
+ off_t orig_file_addr;
+ off_t parent_file_addr;
+ struct iso_directory_record *idr;
+
+ i1 = 0;
+
+ orig_file_addr = file_addr / blocksize; /* Actual extent of this directory */
+ parent_file_addr = parent_addr / blocksize;
+
+ if ((dir_count % 100) == 0)
+ printf("[%d %d]\n", dir_count, dir_size_count);
+#if 0
+ if (sizeof (file_addr) > sizeof (long)) {
+ printf("Starting directory %ld %d %lld\n",
+ file_addr, file_size,
+ (Llong)parent_addr);
+ } else {
+ printf("Starting directory %ld %d %ld\n", file_addr, file_size, parent_addr);
+ }
+#endif
+
+ dir_count++;
+ dir_size_count += file_size / blocksize;
+
+ if (file_size & 0x3ff)
+ printf("********Directory has unusual size\n");
+
+ for (k = 0; k < (file_size / sizeof (buffer)); k++) {
+#ifdef USE_SCG
+ readsecs(file_addr / 2048, buffer, ISO_BLOCKS(sizeof (buffer)));
+#else
+ lseek(fileno(infile), file_addr, SEEK_SET);
+ read(fileno(infile), buffer, sizeof (buffer));
+#endif
+ i = 0;
+ while (1 == 1) {
+ goof = iline = 0;
+ idr = (struct iso_directory_record *) &buffer[i];
+ if (idr->length[0] == 0) break;
+ sprintf(&lbuffer[iline], "%3d ", idr->length[0]);
+ iline += strlen(lbuffer + iline);
+ extent = isonum_733(idr->extent);
+ size = isonum_733(idr->size);
+ sprintf(&lbuffer[iline], "%5x ", extent);
+ iline += strlen(lbuffer + iline);
+ sprintf(&lbuffer[iline], "%8d ", size);
+ iline += strlen(lbuffer + iline);
+ sprintf(&lbuffer[iline], "%c", (idr->flags[0] & 2) ? '*' : ' ');
+ iline += strlen(lbuffer + iline);
+
+ if (idr->name_len[0] > 33) {
+ sprintf(&lbuffer[iline], "File name length=(%d)",
+ idr->name_len[0]);
+ goof++;
+ iline += strlen(lbuffer + iline);
+ } else if (idr->name_len[0] == 1 && idr->name[0] == 0) {
+ sprintf(&lbuffer[iline], ". ");
+ iline += strlen(lbuffer + iline);
+ rflag = 0;
+ if (orig_file_addr != (off_t)(isonum_733(idr->extent) + isonum_711((char *) idr->ext_attr_length))) {
+ sprintf(&lbuffer[iline], "***** Directory has null extent.");
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+ if (i1) {
+ sprintf(&lbuffer[iline], "***** . not first entry.");
+ rr_goof++;
+ iline += strlen(lbuffer + iline);
+ }
+ } else if (idr->name_len[0] == 1 && idr->name[0] == 1) {
+ sprintf(&lbuffer[iline], ".. ");
+ iline += strlen(lbuffer + iline);
+ rflag = 0;
+ if (parent_file_addr != (off_t)(isonum_733(idr->extent) + isonum_711((char *) idr->ext_attr_length))) {
+ sprintf(&lbuffer[iline], "***** Directory has null extent.");
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+ if (i1 != 1) {
+ sprintf(&lbuffer[iline], "***** .. not second entry.");
+ rr_goof++;
+ iline += strlen(lbuffer + iline);
+ }
+ } else {
+ if (i1 < 2) {
+ sprintf(&lbuffer[iline], " Improper sorting.");
+ rr_goof++;
+ }
+ for (j = 0; j < (int)idr->name_len[0]; j++) {
+ sprintf(&lbuffer[iline], "%c", idr->name[j]);
+ }
+ for (j = 0; j < (14 - (int) idr->name_len[0]); j++) {
+ sprintf(&lbuffer[iline], " ");
+ iline += strlen(lbuffer + iline);
+ }
+ rflag = 1;
+ }
+
+ if (size && extent == 0) {
+ sprintf(&lbuffer[iline], "****Extent==0, size != 0");
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+#if 0
+ /* This is apparently legal. */
+ if (size == 0 && extent) {
+ sprintf(&lbuffer[iline], "****Extent!=0, size == 0");
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+#endif
+
+ if (idr->flags[0] & 0xf5) {
+ sprintf(&lbuffer[iline], "Flags=(%x) ", idr->flags[0]);
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+ if (idr->interleave[0]) {
+ sprintf(&lbuffer[iline], "Interleave=(%d) ", idr->interleave[0]);
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+
+ if (idr->file_unit_size[0]) {
+ sprintf(&lbuffer[iline], "File unit size=(%d) ", idr->file_unit_size[0]);
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+
+ if (idr->volume_sequence_number[0] != 1) {
+ sprintf(&lbuffer[iline], "Volume sequence number=(%d) ", idr->volume_sequence_number[0]);
+ goof++;
+ iline += strlen(lbuffer + iline);
+ }
+
+ goof += dump_rr(idr);
+ sprintf(&lbuffer[iline], "\n");
+ iline += strlen(lbuffer + iline);
+
+
+ if (goof) {
+ ngoof++;
+ lbuffer[iline++] = 0;
+ if (sizeof (orig_file_addr) > sizeof (long)) {
+ printf("%llx: %s", (Llong)orig_file_addr, lbuffer);
+ } else {
+ printf("%lx: %s", (long)orig_file_addr, lbuffer);
+ }
+ }
+
+
+
+ if (rflag && (idr->flags[0] & 2))
+ check_tree((off_t)(isonum_733(idr->extent) + isonum_711((char *)idr->ext_attr_length)) * blocksize,
+ isonum_733(idr->size),
+ orig_file_addr * blocksize);
+ i += buffer[i];
+ i1++;
+ if (i > 2048 - offsetof(struct iso_directory_record, name[0]))
+ break;
+ }
+ file_addr += sizeof (buffer);
+ }
+ fflush(stdout);
+}
+
+
+/*
+ * This function simply dumps the contents of the path tables. No
+ * consistency checking takes place, although this would proably be a good
+ * idea.
+ */
+struct path_table_info {
+ char *name;
+ unsigned int extent;
+ unsigned short index;
+ unsigned short parent;
+};
+
+static void
+check_path_tables(int typel_extent, int typem_extent, int path_table_size)
+{
+ int count;
+ int j;
+ char *pnt;
+ char *typel;
+ char *typem;
+
+ /* Now read in the path tables */
+
+ typel = (char *) malloc(ISO_ROUND_UP(path_table_size));
+#ifdef USE_SCG
+ readsecs(typel_extent * blocksize / 2048, typel, ISO_BLOCKS(path_table_size));
+#else
+ lseek(fileno(infile), (off_t)((off_t)typel_extent) * blocksize, SEEK_SET);
+ read(fileno(infile), typel, path_table_size); /* FIXME: check return value */
+#endif
+ typem = (char *) malloc(path_table_size);
+ lseek(fileno(infile), (off_t)((off_t)typem_extent) * blocksize, SEEK_SET);
+ read(fileno(infile), typem, path_table_size); /* FIXME: check return value */
+
+ j = path_table_size;
+ pnt = typel;
+ count = 1;
+ while (j) {
+ int namelen;
+ int extent;
+ int idx;
+ char name[32];
+
+ namelen = *pnt++; pnt++;
+ extent = isonum_731(pnt);
+ pnt += 4;
+ idx = isonum_721(pnt);
+ pnt += 2;
+ j -= 8 + namelen;
+ memset(name, 0, sizeof (name));
+
+ strncpy(name, pnt, namelen);
+ pnt += namelen;
+ if (j & 1) {
+ j--;
+ pnt++;
+ }
+ printf("%4.4d %4.4d %8.8x %s\n", count++, idx, extent, name);
+ }
+
+ j = path_table_size;
+ pnt = typem;
+ count = 1;
+
+ while (j) {
+ int namelen;
+ int extent;
+ int idx;
+ char name[32];
+
+ namelen = *pnt++; pnt++;
+ extent = isonum_732(pnt);
+ pnt += 4;
+ idx = isonum_722(pnt);
+ pnt += 2;
+ j -= 8+namelen;
+ memset(name, 0, sizeof (name));
+
+ strncpy(name, pnt, namelen);
+ pnt += namelen;
+ if (j & 1) {
+ j--;
+ pnt++;
+ }
+ printf("%4.4d %4.4d %8.8x %s\n", count++, idx, extent, name);
+ }
+}
+
+static void
+usage(int excode)
+{
+ errmsgno(EX_BAD, "Usage: %s [options] image\n",
+ get_progname());
+
+ fprintf(stderr, "Options:\n");
+ fprintf(stderr, "\t-help, -h Print this help\n");
+ fprintf(stderr, "\t-version Print version info and exit\n");
+ fprintf(stderr, "\t-i filename Filename to read ISO-9660 image from\n");
+ fprintf(stderr, "\tdev=target SCSI target to use as CD/DVD-Recorder\n");
+ fprintf(stderr, "\nIf neither -i nor dev= are speficied, <image> is needed.\n");
+ exit(excode);
+}
+
+int
+main(int argc, char *argv[])
+{
+ int cac;
+ char * const *cav;
+ char *opts = "help,h,version,i*,dev*";
+ BOOL help = FALSE;
+ BOOL prvers = FALSE;
+ char *filename = NULL;
+ char *devname = NULL;
+ off_t file_addr;
+ int file_size;
+ struct iso_primary_descriptor ipd;
+ struct iso_directory_record *idr;
+ int typel_extent;
+ int typem_extent;
+ int path_table_size;
+
+ save_args(argc, argv);
+
+ cac = argc - 1;
+ cav = argv + 1;
+ if (getallargs(&cac, &cav, opts, &help, &help, &prvers,
+ &filename, &devname) < 0) {
+ errmsgno(EX_BAD, "Bad Option: '%s'\n", cav[0]);
+ usage(EX_BAD);
+ }
+ if (help)
+ usage(0);
+ if (prvers) {
+ printf("isovfy %s (%s)\n", CDRKIT_VERSION, HOST_SYSTEM);
+ exit(0);
+ }
+ cac = argc - 1;
+ cav = argv + 1;
+ if (filename == NULL && devname == NULL) {
+ if (getfiles(&cac, &cav, opts) != 0) {
+ filename = cav[0];
+ cac--, cav++;
+ }
+ }
+ if (getfiles(&cac, &cav, opts) != 0) {
+ errmsgno(EX_BAD, "Bad Argument: '%s'\n", cav[0]);
+ usage(EX_BAD);
+ }
+ if (filename != NULL && devname != NULL) {
+ errmsgno(EX_BAD, "Only one of -i or dev= allowed\n");
+ usage(EX_BAD);
+ }
+#ifdef USE_SCG
+ if (filename == NULL && devname == NULL)
+ cdr_defaults(&devname, NULL, NULL, NULL);
+#endif
+ if (filename == NULL && devname == NULL) {
+#ifdef USE_LIBSCHILY
+ errmsgno(EX_BAD, "ISO-9660 image not specified\n");
+#else
+ fprintf(stderr, "ISO-9660 image not specified\n");
+#endif
+ usage(EX_BAD);
+ }
+
+ if (filename != NULL)
+ infile = fopen(filename, "rb");
+ else
+ filename = devname;
+
+ if (infile != NULL) {
+ /* EMPTY */;
+#ifdef USE_SCG
+ } else if (scsidev_open(filename) < 0) {
+#else
+ } else {
+#endif
+#ifdef USE_LIBSCHILY
+ comerr("Cannot open '%s'\n", filename);
+#else
+ fprintf(stderr, "Cannot open '%s'\n", filename);
+ exit(1);
+#endif
+ }
+
+
+ file_addr = (off_t)32768;
+#ifdef USE_SCG
+ readsecs(file_addr / 2048, &ipd, ISO_BLOCKS(sizeof (ipd)));
+#else
+ lseek(fileno(infile), file_addr, SEEK_SET);
+ read(fileno(infile), &ipd, sizeof (ipd));
+#endif
+
+ idr = (struct iso_directory_record *)ipd.root_directory_record;
+
+ blocksize = isonum_723((char *)ipd.logical_block_size);
+ if (blocksize != 512 && blocksize != 1024 && blocksize != 2048) {
+ blocksize = 2048;
+ }
+
+ file_addr = (off_t)isonum_733(idr->extent) + isonum_711((char *)idr->ext_attr_length);
+ file_size = isonum_733(idr->size);
+
+ if (sizeof (file_addr) > sizeof (long)) {
+ printf("Root at extent %llx, %d bytes\n", (Llong)file_addr, file_size);
+ } else {
+ printf("Root at extent %lx, %d bytes\n", (long)file_addr, file_size);
+ }
+ file_addr = file_addr * blocksize;
+
+ check_tree(file_addr, file_size, file_addr);
+
+ typel_extent = isonum_731((char *)ipd.type_l_path_table);
+ typem_extent = isonum_732((char *)ipd.type_m_path_table);
+ path_table_size = isonum_733(ipd.path_table_size);
+
+ /* Enable this to get the dump of the path tables */
+#if 0
+ check_path_tables(typel_extent, typem_extent, path_table_size);
+#endif
+
+ if (infile != NULL)
+ fclose(infile);
+
+ if (!ngoof)
+ printf("No errors found\n");
+ return (0);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-26 09:07:36 +0000