/*
Copyright (C) 2013, 2017 Rocky Bernstein
<rocky@gnu.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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. If not, see <http://www.gnu.org/licenses/>.
*/
/* Tests reading ISO 9660 info from an ISO 9660 image. */
#include "portable.h"
#include "cdio_assert.h"
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_STDIO_H
#include <stdio.h>
#endif
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <cdio/cdio.h>
#include <cdio/iso9660.h>
#include <cdio/cd_types.h>
#include "filemode.h"
#ifndef DATA_DIR
#define DATA_DIR "./data"
#endif
/* Set up a CD-DA image to test on which is in the libcdio distribution. */
#define ISO9660_IMAGE_PATH DATA_DIR "/"
#define ISO9660_IMAGE ISO9660_IMAGE_PATH "joliet.iso"
#define SKIP_TEST_RC 77
int
main(int argc, const char *argv[])
{
iso9660_t *p_iso;
iso9660_stat_t *p_statbuf;
p_iso = iso9660_open(ISO9660_IMAGE);
if (!p_iso) {
fprintf(stderr, "Sorry, couldn't open ISO9660 image %s\n",
ISO9660_IMAGE);
return 1;
} else {
uint8_t joliet_level = iso9660_ifs_get_joliet_level(p_iso);
if ( joliet_level != 0) {
printf("Expecting joliet level to be 0, got %d\n", joliet_level);
exit(10);
} else {
printf("-- joliet level 0, as expected.\n");
}
#ifdef HAVE_JOLIET
iso9660_close(p_iso);
p_iso = iso9660_open_ext(ISO9660_IMAGE, ISO_EXTENSION_ALL);
joliet_level = iso9660_ifs_get_joliet_level(p_iso);
if ( joliet_level != 3) {
printf("Expecting joliet level to be 3, got %d\n", joliet_level);
exit(11);
} else {
printf("-- joliet level 3, as expected.\n");
}
#endif
/* You make get different results looking up "/" versus "/." and the
latter may give more complete information. "/" will take information
from the PVD only, whereas "/." will force a directory read of "/" and
find "." and in that Rock-Ridge information might be found which fills
in more stat information that iso9660_fs_find_lsn also will find.
. Ideally iso9660_fs_stat should be fixed. */
p_statbuf = iso9660_ifs_stat (p_iso, "/.");
if (NULL == p_statbuf) {
fprintf(stderr,
"Could not get ISO-9660 file information for file /.\n");
iso9660_close(p_iso);
exit(2);
} else {
/* Now try getting the statbuf another way */
char buf[ISO_BLOCKSIZE];
char *psz_path = NULL;
const lsn_t i_lsn = p_statbuf->lsn;
iso9660_stat_t *p_statbuf2 = iso9660_ifs_find_lsn (p_iso, i_lsn);
iso9660_stat_t *p_statbuf3 =
iso9660_ifs_find_lsn_with_path (p_iso, i_lsn, &psz_path);
int rc=0;
const unsigned int statbuf_test_size = 100;
/* Compare the two statbufs. */
if (p_statbuf->lsn != p_statbuf2->lsn ||
p_statbuf->size != p_statbuf2->size ||
p_statbuf->type != p_statbuf2->type) {
fprintf(stderr, "File stat information between fs_stat and "
"iso9660_ifs_find_lsn isn't the same\n");
printf("statbuf lsn: %d, size: %d, type: %d\n",
p_statbuf->lsn, p_statbuf->size, p_statbuf->type);
printf("statbuf2 lsn: %d, size: %d, type: %d\n",
p_statbuf2->lsn, p_statbuf2->size, p_statbuf2->type);
rc=3;
goto exit;
}
cdio_assert(statbuf_test_size < sizeof(iso9660_stat_t));
if (0 != memcmp(p_statbuf3, p_statbuf2, statbuf_test_size)) {
fprintf(stderr, "File stat information between fs_find_lsn and "
"fs_find_lsn_with_path isn't the same\n");
rc=4;
goto exit;
}
if (psz_path != NULL) {
if (0 != strncmp("/./", psz_path, strlen("/./"))) {
fprintf(stderr, "Path returned for ifs_find_lsn_with_path "
"is not correct should be /./, is %s\n", psz_path);
free(psz_path);
rc=5;
goto exit;
}
free(psz_path);
} else {
fprintf(stderr, "Path returned for fs_find_lsn_with_path is NULL\n");
free(psz_path);
rc=6;
goto exit;
}
/* Try reading from the directory. */
memset (buf, 0, ISO_BLOCKSIZE);
if ( ISO_BLOCKSIZE != iso9660_iso_seek_read (p_iso, buf, i_lsn, 1) )
{
fprintf(stderr, "Error reading ISO 9660 file at lsn %lu\n",
(long unsigned int) p_statbuf->lsn);
rc=7;
}
exit:
iso9660_stat_free(p_statbuf);
iso9660_stat_free(p_statbuf2);
iso9660_stat_free(p_statbuf3);
iso9660_close(p_iso);
exit(rc);
}
}
exit(0);
}