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New flag bit5 with burn_read_data() and burn_read_audio()

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This commit is contained in:
Thomas Schmitt
2014-09-01 16:13:19 +00:00
parent fd797b3688
commit 25bb7ac7a6
6 changed files with 71 additions and 32 deletions
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52
libburn/trunk/libburn/read.c
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@ -310,6 +310,7 @@ static void flipq(unsigned char *sub)
/** @param flag bit1= be silent on failure
bit5= report failure with severity DEBUG
*/
static int burn_stdio_seek(int fd, off_t byte_address, struct burn_drive *d,
int flag)
@ -323,15 +324,18 @@ static int burn_stdio_seek(int fd, off_t byte_address, struct burn_drive *d,
(double) byte_address);
libdax_msgs_submit(libdax_messenger,
d->global_index, 0x00020147,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, errno, 0);
(flag & 32) ?
LIBDAX_MSGS_SEV_DEBUG : LIBDAX_MSGS_SEV_SORRY,
LIBDAX_MSGS_PRIO_HIGH, msg, errno, 0);
}
return 0;
}
/* ts A70904 */
/** @param flag bit0=be silent on data shortage */
/** @param flag bit0= be silent on data shortage
bit5= report data shortage with severity DEBUG
*/
int burn_stdio_read(int fd, char *buf, int bufsize, struct burn_drive *d,
int flag)
{
@ -346,7 +350,9 @@ int burn_stdio_read(int fd, char *buf, int bufsize, struct burn_drive *d,
if(todo > 0 && !(flag & 1)) {
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002014a,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
(flag & 32) ?
LIBDAX_MSGS_SEV_DEBUG : LIBDAX_MSGS_SEV_SORRY,
LIBDAX_MSGS_PRIO_HIGH,
"Cannot read desired amount of data", errno, 0);
}
if (count < 0)
@ -378,11 +384,13 @@ static int retry_mmc_read(struct burn_drive *d, int chunksize, int sose_mem,
for (i = 0; todo > 0; i++) {
if (flag & 2)
d->silent_on_scsi_error = 1;
else if (flag & 32)
d->silent_on_scsi_error = 3;
retry_at = start + i * retry_size;
if (retry_size > todo)
retry_size = todo;
err = d->read_10(d, retry_at, retry_size, d->buffer);
if (flag & 2)
if (flag & (2 | 32))
d->silent_on_scsi_error = sose_mem;
if (err == BE_CANCELLED)
return 0;
@ -487,9 +495,9 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
(int) (byte_address / 2048 + !!(byte_address % 2048)),
d->media_read_capacity);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020172,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
0x00020172, (flag & 32) ?
LIBDAX_MSGS_SEV_DEBUG : LIBDAX_MSGS_SEV_SORRY,
LIBDAX_MSGS_PRIO_HIGH, msg, 0, 0);
}
{ret = 0; goto ex;}
}
@ -523,18 +531,21 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
LIBDAX_MSGS_PRIO_HIGH,
"Failed to open device (a pseudo-drive) for reading",
errno, 0);
} else if (errno!= ENOENT || !(flag & 2))
} else if (errno != ENOENT || !(flag & 2))
libdax_msgs_submit(libdax_messenger,
d->global_index, 0x00020005,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
d->global_index, 0x00020005,
(flag & 32) && errno == ENOENT ?
LIBDAX_MSGS_SEV_DEBUG :
LIBDAX_MSGS_SEV_SORRY,
LIBDAX_MSGS_PRIO_HIGH,
"Failed to open device (a pseudo-drive) for reading",
errno, 0);
errno, 0);
ret = 0;
if (errno == EACCES && (flag & 8))
ret= -2;
goto ex;
}
ret = burn_stdio_seek(fd, byte_address, d, flag & 2);
ret = burn_stdio_seek(fd, byte_address, d, flag & (2 | 32));
if (ret <= 0)
goto ex;
}
@ -556,6 +567,8 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
cpy_size = data_size - *data_count;
if (flag & 2)
d->silent_on_scsi_error = 1;
else if (flag & 32)
d->silent_on_scsi_error = 3;
if (flag & 16) {
d->had_particular_error &= ~1;
if (!d->silent_on_scsi_error)
@ -565,12 +578,13 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
err = d->read_10(d, start, chunksize, d->buffer);
} else {
ret = burn_stdio_read(fd, (char *) d->buffer->data,
cpy_size, d, !!(flag & 2));
cpy_size, d,
(flag & 32) | !!(flag & 2));
err = 0;
if (ret <= 0)
err = BE_CANCELLED;
}
if (flag & (2 | 16))
if (flag & (2 | 16 | 32))
d->silent_on_scsi_error = sose_mem;
if (err == BE_CANCELLED) {
if ((flag & 16) && (d->had_particular_error & 1))
@ -672,6 +686,8 @@ int burn_read_audio(struct burn_drive *d, int sector_no,
cpy_size = chunksize * alignment;
if (flag & 2)
d->silent_on_scsi_error = 1;
else if (flag & 32)
d->silent_on_scsi_error = 3;
if (flag & 16) {
d->had_particular_error &= ~1;
if (!d->silent_on_scsi_error)
@ -679,7 +695,7 @@ int burn_read_audio(struct burn_drive *d, int sector_no,
}
err = d->read_cd(d, start, chunksize, 1, 0x10, NULL, d->buffer,
(flag & 8) >> 3);
if (flag & (2 | 16))
if (flag & (2 | 16 | 32))
d->silent_on_scsi_error = sose_mem;
if (err == BE_CANCELLED) {
if ((flag & 16) && (d->had_particular_error & 1))
@ -688,9 +704,11 @@ int burn_read_audio(struct burn_drive *d, int sector_no,
for (i = 0; i < chunksize - 1; i++) {
if (flag & 2)
d->silent_on_scsi_error = 1;
else if (flag & 32)
d->silent_on_scsi_error = 3;
err = d->read_cd(d, start + i, 1, 1, 0x10,
NULL, d->buffer, (flag & 8) >> 3);
if (flag & 2)
if (flag & (2 | 32))
d->silent_on_scsi_error = sose_mem;
if (err == BE_CANCELLED)
break;