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Try to read last 2 blocks of CD track without eventual error message

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This commit is contained in:
Thomas Schmitt 2007-08-23 15:06:05 +00:00
parent d8399cc8c9
commit a70f0b4a85
1 changed files with 28 additions and 9 deletions
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37
libburn/trunk/test/telltoc.c
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@ -75,8 +75,9 @@ int telltoc_aquire_by_adr(char *drive_adr);
int telltoc_aquire_by_driveno(int *drive_no, int silent);
/* A message from --toc to --read_and_print */
/* A message from --toc to --read_and_print (CD tracksize is a bit tricky) */
static int last_track_start = 0, last_track_size = -1;
static int media_is_cd_profile = 0;
/* ------------------------------- API gestures ---------------------------- */
@ -506,7 +507,8 @@ int telltoc_toc(struct burn_drive *drive)
last_track_size = lba - last_track_start;
if (burn_disc_get_profile(drive, &pno, profile_name) > 0)
if (pno == 0x09 || pno == 0x0a)
last_track_size -= 2;
media_is_cd_profile = 1;
}
if (disc!=NULL)
burn_disc_free(disc);
@ -578,7 +580,7 @@ ex:;
int telltoc_read_and_print(struct burn_drive *drive,
int start_sector, int sector_count, char *raw_file, int encoding)
{
int ret, j, i, request, done, lbas = 0;
int ret, j, i, request = 16, done, lbas = 0, final_cd_try = -1, todo;
char buf[16 * 2048], line[81];
off_t data_count, total_count= 0, last_reported_count= 0;
struct stat stbuf;
@ -586,8 +588,11 @@ int telltoc_read_and_print(struct burn_drive *drive,
if (start_sector == -1)
start_sector = last_track_start;
if (sector_count == -1)
if (sector_count == -1) {
sector_count = last_track_size;
if (media_is_cd_profile) /* In case it is a TAO track */
final_cd_try = 0; /* allow it (-1 is denial) */
}
if (start_sector < 0)
start_sector = 0;
if (sector_count <= 0)
@ -612,15 +617,17 @@ int telltoc_read_and_print(struct burn_drive *drive,
printf(
"Data : start=%ds , count=%ds , read=0 , encoding=%d\n",
start_sector, sector_count, encoding);
for (done = 0; done < sector_count; done += 16) {
if (sector_count - done > 16)
todo = sector_count - 2*(final_cd_try > -1);
for (done = 0; done < todo && final_cd_try != 1; done += request) {
if (todo - done > 16)
request = 16;
else
request = sector_count - done;
request = todo - done;
ret = burn_read_data(drive,
((off_t) start_sector + done) * (off_t) 2048,
buf, (off_t) (request * 2048), &data_count, 1);
print_result:;
total_count += data_count;
if (encoding == 1) {
if (data_count > 0)
@ -628,7 +635,8 @@ int telltoc_read_and_print(struct burn_drive *drive,
} else for (i = 0; i < data_count; i += 16) {
if (encoding == 0) {
sprintf(line, "%8ds + %4d : ",
start_sector + i / 2048, i % 2048);
start_sector + done + i / 2048,
i % 2048);
lbas = strlen(line);
}
for (j = 0; j < 16 && i + j < data_count; j++) {
@ -656,6 +664,17 @@ int telltoc_read_and_print(struct burn_drive *drive,
break;
}
}
if (ret > 0 && media_is_cd_profile && final_cd_try == 0) {
/* In a SAO track the last 2 frames should be data too */
final_cd_try = 1;
burn_read_data(drive,
((off_t) start_sector + todo) * (off_t) 2048,
buf, (off_t) (2 * 2048), &data_count, 2);
if (data_count < 2 * 2048)
fprintf(stderr, "\rNOTE : Last two frames of CD track unreadable. This is normal if TAO track.\n");
if (data_count > 0)
goto print_result;
}
if (last_reported_count > 0)
fprintf(stderr,
"\r \r");