/*!
Open an ISO 9660 image for reading. Maybe in the future we will have
a mode. NULL is returned on error.
*/
iso9660_t *
iso9660_open_ext (const char *pathname,
iso_extension_mask_t iso_extension_mask)
{
iso9660_t *p_iso = (iso9660_t *) _cdio_malloc(sizeof(struct _iso9660)) ;
if (NULL == p_iso) return NULL;
p_iso->stream = cdio_stdio_new( pathname );
if (NULL == p_iso->stream)
goto error;
if ( !iso9660_ifs_read_superblock(p_iso, iso_extension_mask) )
goto error;
/* Determine if image has XA attributes. */
p_iso->b_xa = !strncmp ((char *) &(p_iso->pvd) + ISO_XA_MARKER_OFFSET,
ISO_XA_MARKER_STRING,
strlen (ISO_XA_MARKER_STRING));
p_iso->iso_extension_mask = iso_extension_mask;
return p_iso;
error:
free(p_iso);
return NULL;
}
/*!
Open an ISO 9660 image for reading in either fuzzy mode or not.
*/
static iso9660_t *
iso9660_open_ext_private (const char *psz_path,
iso_extension_mask_t iso_extension_mask,
uint16_t i_fuzz, bool b_fuzzy)
{
iso9660_t *p_iso = (iso9660_t *) calloc(1, sizeof(iso9660_t)) ;
bool b_have_superblock;
if (!p_iso) return NULL;
p_iso->stream = cdio_stdio_new( psz_path );
if (NULL == p_iso->stream)
goto error;
p_iso->i_framesize = ISO_BLOCKSIZE;
b_have_superblock = (b_fuzzy)
? iso9660_ifs_fuzzy_read_superblock(p_iso, iso_extension_mask, i_fuzz)
: iso9660_ifs_read_superblock(p_iso, iso_extension_mask) ;
if ( ! b_have_superblock ) goto error;
/* Determine if image has XA attributes. */
p_iso->b_xa = strncmp ((char *) &(p_iso->pvd) + ISO_XA_MARKER_OFFSET,
ISO_XA_MARKER_STRING,
sizeof (ISO_XA_MARKER_STRING))
? nope : yep;
p_iso->iso_extension_mask = iso_extension_mask;
return p_iso;
error:
if (p_iso && p_iso->stream) {
cdio_stdio_destroy(p_iso->stream);
free(p_iso);
}
return NULL;
}
static bool
parse_tocfile (_img_private_t *cd, const char *psz_cue_name)
{
/* The below declarations may be common in other image-parse routines. */
FILE *fp;
char psz_line[MAXLINE]; /* text of current line read in file fp. */
unsigned int i_line=0; /* line number in file of psz_line. */
int i = -1; /* Position in tocent. Same as
cd->gen.i_tracks - 1 */
char *psz_keyword, *psz_field, *psz_cue_name_dup;
cdio_log_level_t log_level = (cd) ? CDIO_LOG_WARN : CDIO_LOG_INFO ;
cdtext_field_t cdtext_key;
/* The below declaration(s) may be unique to this image-parse routine. */
unsigned int i_cdtext_nest = 0;
if (NULL == psz_cue_name)
return false;
psz_cue_name_dup = _cdio_strdup_fixpath(psz_cue_name);
if (NULL == psz_cue_name_dup)
return false;
fp = CDIO_FOPEN (psz_cue_name_dup, "r");
cdio_free(psz_cue_name_dup);
if (fp == NULL) {
cdio_log(log_level, "error opening %s for reading: %s",
psz_cue_name, strerror(errno));
return false;
}
if (cd) {
cd->gen.b_cdtext_error = false;
}
while (fgets(psz_line, MAXLINE, fp)) {
i_line++;
/* strip comment from line */
/* todo: // in quoted strings? */
/* //comment */
if ((psz_field = strstr (psz_line, "//")))
*psz_field = '\0';
if ((psz_keyword = strtok (psz_line, " \t\n\r"))) {
/* CATALOG "ddddddddddddd" */
if (0 == strcmp ("CATALOG", psz_keyword)) {
if (-1 == i) {
if (NULL != (psz_field = strtok (NULL, "\"\t\n\r"))) {
if (13 != strlen(psz_field)) {
cdio_log(log_level,
"%s line %d after word CATALOG:",
psz_cue_name, i_line);
cdio_log(log_level,
"Token %s has length %ld. Should be 13 digits.",
psz_field, (long int) strlen(psz_field));
goto err_exit;
} else {
/* Check that we have all digits*/
unsigned int j;
for (j=0; j<13; j++) {
if (!isdigit((unsigned char) psz_field[j])) {
cdio_log(log_level,
"%s line %d after word CATALOG:",
psz_cue_name, i_line);
cdio_log(log_level,
"Character \"%c\" at postition %i of token \"%s\""
" is not all digits.",
psz_field[j], j+1, psz_field);
goto err_exit;
}
}
if (NULL != cd) cd->psz_mcn = strdup (psz_field);
}
} else {
cdio_log(log_level,
"%s line %d after word CATALOG:",
psz_cue_name, i_line);
cdio_log(log_level, "Expecting 13 digits; nothing seen.");
goto err_exit;
}
} else {
goto err_exit;
}
/* CD_DA | CD_ROM | CD_ROM_XA */
} else if (0 == strcmp ("CD_DA", psz_keyword)) {
if (-1 == i) {
if (NULL != cd)
cd->disc_mode = CDIO_DISC_MODE_CD_DA;
} else {
goto not_in_global_section;
}
} else if (0 == strcmp ("CD_ROM", psz_keyword)) {
if (-1 == i) {
if (NULL != cd)
cd->disc_mode = CDIO_DISC_MODE_CD_DATA;
} else {
goto not_in_global_section;
}
} else if (0 == strcmp ("CD_ROM_XA", psz_keyword)) {
if (-1 == i) {
if (NULL != cd)
cd->disc_mode = CDIO_DISC_MODE_CD_XA;
} else {
goto not_in_global_section;
}
/* TRACK <track-mode> [<sub-channel-mode>] */
} else if (0 == strcmp ("TRACK", psz_keyword)) {
i++;
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
if (0 == strcmp ("AUDIO", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_AUDIO;
cd->tocent[i].blocksize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].datasize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].datastart = 0;
cd->tocent[i].endsize = 0;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_DA;
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DATA:
case CDIO_DISC_MODE_CD_XA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE1", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_DATA;
cd->tocent[i].blocksize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE
+ CDIO_CD_HEADER_SIZE;
cd->tocent[i].datasize = CDIO_CD_FRAMESIZE;
cd->tocent[i].endsize = CDIO_CD_EDC_SIZE
+ CDIO_CD_M1F1_ZERO_SIZE + CDIO_CD_ECC_SIZE;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_DATA;
break;
case CDIO_DISC_MODE_CD_DATA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_XA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE1_RAW", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_DATA;
cd->tocent[i].blocksize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE
+ CDIO_CD_HEADER_SIZE;
cd->tocent[i].datasize = CDIO_CD_FRAMESIZE;
cd->tocent[i].endsize = CDIO_CD_EDC_SIZE
+ CDIO_CD_M1F1_ZERO_SIZE + CDIO_CD_ECC_SIZE;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_DATA;
break;
case CDIO_DISC_MODE_CD_DATA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_XA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE2", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_XA;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE
+ CDIO_CD_HEADER_SIZE;
cd->tocent[i].datasize = M2RAW_SECTOR_SIZE;
cd->tocent[i].endsize = 0;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_XA;
break;
case CDIO_DISC_MODE_CD_XA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_DATA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE2_FORM1", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_XA;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE
+ CDIO_CD_HEADER_SIZE;
cd->tocent[i].datasize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].endsize = 0;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_XA;
break;
case CDIO_DISC_MODE_CD_XA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_DATA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE2_FORM2", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_XA;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE
+ CDIO_CD_HEADER_SIZE + CDIO_CD_SUBHEADER_SIZE;
cd->tocent[i].datasize = CDIO_CD_FRAMESIZE;
cd->tocent[i].endsize = CDIO_CD_SYNC_SIZE
+ CDIO_CD_ECC_SIZE;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_XA;
break;
case CDIO_DISC_MODE_CD_XA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_DATA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE2_FORM_MIX", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_XA;
cd->tocent[i].datasize = M2RAW_SECTOR_SIZE;
cd->tocent[i].blocksize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE +
CDIO_CD_HEADER_SIZE + CDIO_CD_SUBHEADER_SIZE;
cd->tocent[i].track_green = true;
cd->tocent[i].endsize = 0;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_XA;
break;
case CDIO_DISC_MODE_CD_XA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_DATA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else if (0 == strcmp ("MODE2_RAW", psz_field)) {
if (NULL != cd) {
cd->tocent[i].track_format = TRACK_FORMAT_XA;
cd->tocent[i].blocksize = CDIO_CD_FRAMESIZE_RAW;
cd->tocent[i].datastart = CDIO_CD_SYNC_SIZE +
CDIO_CD_HEADER_SIZE + CDIO_CD_SUBHEADER_SIZE;
cd->tocent[i].datasize = CDIO_CD_FRAMESIZE;
cd->tocent[i].track_green = true;
cd->tocent[i].endsize = 0;
switch(cd->disc_mode) {
case CDIO_DISC_MODE_NO_INFO:
cd->disc_mode = CDIO_DISC_MODE_CD_XA;
break;
case CDIO_DISC_MODE_CD_XA:
case CDIO_DISC_MODE_CD_MIXED:
case CDIO_DISC_MODE_ERROR:
/* Disc type stays the same. */
break;
case CDIO_DISC_MODE_CD_DA:
case CDIO_DISC_MODE_CD_DATA:
cd->disc_mode = CDIO_DISC_MODE_CD_MIXED;
break;
default:
cd->disc_mode = CDIO_DISC_MODE_ERROR;
}
}
} else {
cdio_log(log_level, "%s line %d after TRACK:",
psz_cue_name, i_line);
cdio_log(log_level, "'%s' not a valid mode.", psz_field);
goto err_exit;
}
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
/* \todo: set sub-channel-mode */
#ifdef TODO
if (0 == strcmp ("RW", psz_field))
;
else if (0 == strcmp ("RW_RAW", psz_field))
;
#endif
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
/* track flags */
/* [NO] COPY | [NO] PRE_EMPHASIS */
} else if (0 == strcmp ("NO", psz_keyword)) {
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
if (0 == strcmp ("COPY", psz_field)) {
if (NULL != cd)
cd->tocent[i].flags &= ~CDIO_TRACK_FLAG_COPY_PERMITTED;
} else if (0 == strcmp ("PRE_EMPHASIS", psz_field))
if (NULL != cd) {
cd->tocent[i].flags &= ~CDIO_TRACK_FLAG_PRE_EMPHASIS;
}
} else {
goto format_error;
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
} else if (0 == strcmp ("COPY", psz_keyword)) {
if (NULL != cd && i >= 0)
cd->tocent[i].flags |= CDIO_TRACK_FLAG_COPY_PERMITTED;
} else if (0 == strcmp ("PRE_EMPHASIS", psz_keyword)) {
if (NULL != cd && i >= 0)
cd->tocent[i].flags |= CDIO_TRACK_FLAG_PRE_EMPHASIS;
/* TWO_CHANNEL_AUDIO */
} else if (0 == strcmp ("TWO_CHANNEL_AUDIO", psz_keyword)) {
if (NULL != cd && i >= 0)
cd->tocent[i].flags &= ~CDIO_TRACK_FLAG_FOUR_CHANNEL_AUDIO;
/* FOUR_CHANNEL_AUDIO */
} else if (0 == strcmp ("FOUR_CHANNEL_AUDIO", psz_keyword)) {
if (NULL != cd && i >= 0)
cd->tocent[i].flags |= CDIO_TRACK_FLAG_FOUR_CHANNEL_AUDIO;
/* ISRC "CCOOOYYSSSSS" */
} else if (0 == strcmp ("ISRC", psz_keyword)) {
if (NULL != (psz_field = strtok (NULL, "\"\t\n\r"))) {
if (NULL != cd)
cd->tocent[i].isrc = strdup(psz_field);
} else {
goto format_error;
}
/* SILENCE <length> */
} else if (0 == strcmp ("SILENCE", psz_keyword)) {
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
if (NULL != cd)
cd->tocent[i].silence = cdio_mmssff_to_lba (psz_field);
} else {
goto format_error;
}
cdio_log(log_level, "%s line %d: SILENCE not fully implimented",
psz_cue_name, i_line);
/* ZERO <length> */
} else if (0 == strcmp ("ZERO", psz_keyword)) {
UNIMPLIMENTED_MSG;
/* [FILE|AUDIOFILE] "<filename>" <start-msf> [<length-msf>] */
} else if (0 == strcmp ("FILE", psz_keyword)
|| 0 == strcmp ("AUDIOFILE", psz_keyword)) {
if (0 <= i) {
if (NULL != (psz_field = strtok (NULL, "\"\t\n\r"))) {
/* Handle "<filename>" */
if (cd) {
char *psz_dirname = cdio_dirname(psz_cue_name);
char *psz_filename = cdio_abspath(psz_dirname, psz_field);
cd->tocent[i].filename = strdup (psz_filename);
free(psz_filename);
free(psz_dirname);
/* To do: do something about reusing existing files. */
if (!(cd->tocent[i].data_source = cdio_stdio_new (psz_field))) {
cdio_log (log_level,
"%s line %d: can't open file `%s' for reading",
psz_cue_name, i_line, psz_field);
goto err_exit;
}
} else {
CdioDataSource_t *s = cdio_stdio_new (psz_field);
if (!s) {
cdio_log (log_level,
"%s line %d: can't open file `%s' for reading",
psz_cue_name, i_line, psz_field);
goto err_exit;
}
cdio_stdio_destroy (s);
}
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
/* Handle <start-msf> */
lba_t i_start_lba =
cdio_lsn_to_lba(cdio_mmssff_to_lba (psz_field));
if (CDIO_INVALID_LBA == i_start_lba) {
cdio_log(log_level, "%s line %d: invalid MSF string %s",
psz_cue_name, i_line, psz_field);
goto err_exit;
}
if (NULL != cd) {
cd->tocent[i].start_lba = i_start_lba;
cdio_lba_to_msf(i_start_lba, &(cd->tocent[i].start_msf));
}
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
/* Handle <length-msf> */
lba_t lba = cdio_mmssff_to_lba (psz_field);
if (CDIO_INVALID_LBA == lba) {
cdio_log(log_level, "%s line %d: invalid MSF string %s",
psz_cue_name, i_line, psz_field);
goto err_exit;
}
if (cd) {
off_t i_size = cdio_stream_stat(cd->tocent[i].data_source);
if (lba) {
if ( (lba * cd->tocent[i].datasize) > i_size) {
cdio_log(log_level,
"%s line %d: MSF length %s exceeds end of file",
psz_cue_name, i_line, psz_field);
goto err_exit;
}
} else {
lba = (lba_t) (i_size / cd->tocent[i].blocksize);
}
cd->tocent[i].sec_count = lba;
}
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
} else {
goto not_in_global_section;
}
/* DATAFILE "<filename>" #byte-offset <start-msf> */
} else if (0 == strcmp ("DATAFILE", psz_keyword)) {
if (0 <= i) {
if (NULL != (psz_field = strtok (NULL, "\"\t\n\r"))) {
/* Handle <filename> */
char *psz_dirname = cdio_dirname(psz_cue_name);
char *psz_filename = cdio_abspath(psz_dirname, psz_field);
if (cd) {
cd->tocent[i].filename = strdup(psz_filename);
/* To do: do something about reusing existing files. */
if (!(cd->tocent[i].data_source = cdio_stdio_new (psz_field))) {
cdio_log (log_level,
"%s line %d: can't open file `%s' for reading",
psz_cue_name, i_line, psz_field);
free(psz_filename);
free(psz_dirname);
goto err_exit;
}
} else {
CdioDataSource_t *s = cdio_stdio_new (psz_filename);
if (!s) {
cdio_log (log_level,
"%s line %d: can't open file `%s' for reading",
psz_cue_name, i_line, psz_field);
free(psz_filename);
free(psz_dirname);
goto err_exit;
}
cdio_stdio_destroy (s);
}
free(psz_filename);
free(psz_dirname);
}
psz_field = strtok (NULL, " \t\n\r");
if (psz_field) {
/* Handle optional #byte-offset */
if ( psz_field[0] == '#') {
long int offset;
psz_field++;
errno = 0;
offset = strtol(psz_field, (char **)NULL, 10);
if ( (LONG_MIN == offset || LONG_MAX == offset)
&& 0 != errno ) {
cdio_log (log_level,
"%s line %d: can't convert `%s' to byte offset",
psz_cue_name, i_line, psz_field);
goto err_exit;
} else {
if (NULL != cd) {
cd->tocent[i].offset = offset;
}
}
psz_field = strtok (NULL, " \t\n\r");
}
}
if (psz_field) {
/* Handle start-msf */
lba_t lba = cdio_mmssff_to_lba (psz_field);
if (CDIO_INVALID_LBA == lba) {
cdio_log(log_level, "%s line %d: invalid MSF string %s",
psz_cue_name, i_line, psz_field);
goto err_exit;
}
if (cd) {
cd->tocent[i].start_lba = lba;
cdio_lba_to_msf(cd->tocent[i].start_lba,
&(cd->tocent[i].start_msf));
}
} else {
/* No start-msf. */
if (cd) {
if (i) {
uint16_t i_blocksize = cd->tocent[i-1].blocksize;
off_t i_size =
cdio_stream_stat(cd->tocent[i-1].data_source);
check_track_is_blocksize_multiple(cd->tocent[i-1].filename,
i-1, i_size, i_blocksize);
/* Append size of previous datafile. */
cd->tocent[i].start_lba = (lba_t) (cd->tocent[i-1].start_lba +
(i_size / i_blocksize));
}
cd->tocent[i].offset = 0;
cd->tocent[i].start_lba += CDIO_PREGAP_SECTORS;
cdio_lba_to_msf(cd->tocent[i].start_lba,
&(cd->tocent[i].start_msf));
}
}
} else {
goto not_in_global_section;
}
/* FIFO "<fifo path>" [<length>] */
} else if (0 == strcmp ("FIFO", psz_keyword)) {
goto unimplimented_error;
/* START MM:SS:FF */
} else if (0 == strcmp ("START", psz_keyword)) {
if (0 <= i) {
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
/* todo: line is too long! */
if (NULL != cd) {
cd->tocent[i].pregap = cd->tocent[i].start_lba;
cd->tocent[i].start_lba += cdio_mmssff_to_lba (psz_field);
cdio_lba_to_msf(cd->tocent[i].start_lba,
&(cd->tocent[i].start_msf));
}
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
} else {
goto not_in_global_section;
}
/* PREGAP MM:SS:FF */
} else if (0 == strcmp ("PREGAP", psz_keyword)) {
if (0 <= i) {
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
if (NULL != cd)
cd->tocent[i].pregap = cdio_mmssff_to_lba (psz_field);
} else {
goto format_error;
}
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
} else {
goto not_in_global_section;
}
/* INDEX MM:SS:FF */
} else if (0 == strcmp ("INDEX", psz_keyword)) {
if (0 <= i) {
if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
if (NULL != cd) {
#if 0
if (1 == cd->tocent[i].nindex) {
cd->tocent[i].indexes[1] = cd->tocent[i].indexes[0];
cd->tocent[i].nindex++;
}
cd->tocent[i].indexes[cd->tocent[i].nindex++] =
cdio_mmssff_to_lba (psz_field) + cd->tocent[i].indexes[0];
#else
;
#endif
}
} else {
goto format_error;
}
if (NULL != strtok (NULL, " \t\n\r")) {
goto format_error;
}
} else {
goto not_in_global_section;
}
/* CD_TEXT { ... } */
/* todo: opening { must be on same line as CD_TEXT */
} else if (0 == strcmp ("CD_TEXT", psz_keyword)) {
if (NULL == (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
if ( 0 == strcmp( "{", psz_field ) ) {
i_cdtext_nest++;
} else {
cdio_log (log_level,
"%s line %d: expecting '{'", psz_cue_name, i_line);
goto err_exit;
}
// TODO: implement language mapping
} else if (0 == strcmp ("LANGUAGE_MAP", psz_keyword)) {
/* LANGUAGE d { ... } */
} else if (0 == strcmp ("LANGUAGE", psz_keyword)) {
/* Language number */
if (NULL == (psz_field = strtok (NULL, " \t\n\r"))) {
goto format_error;
}
if ( 0 == strcmp( "{", psz_field ) ) {
i_cdtext_nest++;
}
} else if (0 == strcmp ("{", psz_keyword)) {
i_cdtext_nest++;
} else if (0 == strcmp ("}", psz_keyword)) {
if (i_cdtext_nest > 0) i_cdtext_nest--;
} else if ( CDTEXT_FIELD_INVALID !=
(cdtext_key = cdtext_is_field (psz_keyword)) ) {
if (NULL != cd) {
if (NULL == cd->gen.cdtext) {
cd->gen.cdtext = cdtext_init ();
/* until language mapping is implemented ...*/
cd->gen.cdtext->block[cd->gen.cdtext->block_i].language_code = CDTEXT_LANGUAGE_ENGLISH;
}
cdtext_set (cd->gen.cdtext, cdtext_key, (uint8_t*) strtok (NULL, "\"\t\n\r"),
(-1 == i ? 0 : cd->gen.i_first_track + i),
"ISO-8859-1");
}
/* unrecognized line */
} else {
cdio_log(log_level, "%s line %d: warning: unrecognized word: %s",
psz_cue_name, i_line, psz_keyword);
goto err_exit;
}
}
}
if (NULL != cd) {
cd->gen.i_tracks = i+1;
cd->gen.toc_init = true;
}
fclose (fp);
return true;
unimplimented_error:
UNIMPLIMENTED_MSG;
goto err_exit;
format_error:
cdio_log(log_level, "%s line %d after word %s",
psz_cue_name, i_line, psz_keyword);
goto err_exit;
not_in_global_section:
cdio_log(log_level, "%s line %d: word %s only allowed in global section",
psz_cue_name, i_line, psz_keyword);
err_exit:
fclose (fp);
return false;
}
/*!
Open an UDF for reading. Maybe in the future we will have
a mode. NULL is returned on error.
Caller must free result - use udf_close for that.
*/
udf_t *
udf_open (const char *psz_path)
{
udf_t *p_udf = (udf_t *) calloc(1, sizeof(udf_t)) ;
uint8_t data[UDF_BLOCKSIZE];
if (!p_udf) return NULL;
/* Sanity check */
cdio_assert(sizeof(udf_file_entry_t) == UDF_BLOCKSIZE);
p_udf->cdio = cdio_open(psz_path, DRIVER_UNKNOWN);
if (!p_udf->cdio) {
/* Not a CD-ROM drive or CD Image. Maybe it's a UDF file not
encapsulated as a CD-ROM Image (e.g. often .UDF or (sic) .ISO)
*/
p_udf->stream = cdio_stdio_new( psz_path );
if (!p_udf->stream)
goto error;
p_udf->b_stream = true;
}
/*
* Look for an Anchor Volume Descriptor Pointer at sector 256.
*/
if (DRIVER_OP_SUCCESS != udf_read_sectors (p_udf, &data, 256, 1) )
goto error;
memcpy(&(p_udf->anchor_vol_desc_ptr), &data, sizeof(anchor_vol_desc_ptr_t));
if (udf_checktag((udf_tag_t *)&(p_udf->anchor_vol_desc_ptr), TAGID_ANCHOR))
goto error;
/*
* Then try to find a reference to a Primary Volume Descriptor.
*/
{
anchor_vol_desc_ptr_t *p_avdp = &p_udf->anchor_vol_desc_ptr;
const uint32_t mvds_start =
uint32_from_le(p_avdp->main_vol_desc_seq_ext.loc);
const uint32_t mvds_end = mvds_start +
(uint32_from_le(p_avdp->main_vol_desc_seq_ext.len) - 1) / UDF_BLOCKSIZE;
uint32_t i_lba;
for (i_lba = mvds_start; i_lba < mvds_end; i_lba++) {
udf_pvd_t *p_pvd = (udf_pvd_t *) &data;
if (DRIVER_OP_SUCCESS != udf_read_sectors (p_udf, p_pvd, i_lba, 1) )
goto error;
if (!udf_checktag(&p_pvd->tag, TAGID_PRI_VOL)) {
p_udf->pvd_lba = i_lba;
break;
}
}
/*
* If we couldn't find a reference, bail out.
*/
if (i_lba == mvds_end)
goto error;
}
return p_udf;
error:
cdio_stdio_destroy(p_udf->stream);
free(p_udf);
return NULL;
}