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Better reaction on non-plausible ATIP info from CD-ROM

1.2.6
Thomas Schmitt 9 years ago
parent
commit
100be5078c
  1. 2
      cdrskin/cdrskin_timestamp.h
  2. 82
      libburn/mmc.c

2
cdrskin/cdrskin_timestamp.h

@ -1 +1 @@
#define Cdrskin_timestamP "2012.11.18.184114"
#define Cdrskin_timestamP "2012.11.24.181347"

82
libburn/mmc.c

@ -2193,6 +2193,15 @@ void mmc_read_atip(struct burn_drive *d)
d->erasable = !!(data[6]&64);
d->start_lba = burn_msf_to_lba(data[8],data[9],data[10]);
d->end_lba = burn_msf_to_lba(data[12],data[13],data[14]);
/* ts B21124 : LITE-ON LTR-48125S returns crap on pressed
audio CD and CD-ROM
*/
if (d->start_lba >= d->end_lba) {
d->start_lba = 0;
d->end_lba = 0;
}
if (data[6]&4) {
if (speed_value[(data[16]>>4)&7] > 0) {
d->mdata->min_write_speed =
@ -2319,19 +2328,54 @@ ex:;
BURN_FREE_MEM(c);
}
void mmc_read_sectors(struct burn_drive *d,
int start,
int len,
const struct burn_read_opts *o, struct buffer *buf)
int mmc_eval_read_error(struct burn_drive *d, struct command *c,
char *what, int start, int len, int flag)
{
int temp;
int req;
char *msg = NULL;
int key, asc, ascq, silent;
if (!c->error)
return 0;
msg = calloc(1, 256);
if (msg != NULL) {
sprintf(msg,
"SCSI error on %s(%d,%d): ", what, start, len);
scsi_error_msg(d, c->sense, 14, msg + strlen(msg),
&key, &asc, &ascq);
silent = (d->silent_on_scsi_error == 1);
if (key == 5 && asc == 0x64 && ascq == 0x0) {
d->had_particular_error |= 1;
silent = 1;
}
if(!silent)
libdax_msgs_submit(libdax_messenger,
d->global_index,
0x00020144,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
free(msg);
}
return BE_CANCELLED;
}
/* ts B21119 : Derived from older mmc_read_sectors()
@param flag bit0= set DAP bit (also with o->dap_bit)
*/
int mmc_read_cd(struct burn_drive *d, int start, int len,
int sec_type, int main_ch,
const struct burn_read_opts *o, struct buffer *buf, int flag)
{
int temp, req, ret, dap_bit;
int report_recovered_errors = 0, subcodes_audio = 0, subcodes_data = 0;
struct command *c;
c = &(d->casual_command);
mmc_start_if_needed(d, 0);
if (mmc_function_spy(d, "mmc_read_sectors") <= 0)
return;
if (mmc_function_spy(d, "mmc_read_cd") <= 0)
return -1;
/* ts A61009 : to be ensured by callers */
/* a ssert(len >= 0); */
@ -2340,8 +2384,17 @@ void mmc_read_sectors(struct burn_drive *d,
/* ts A61006 : i second that question */
/* a ssert(d->busy); */
dap_bit = flag & 1;
if (o != NULL) {
report_recovered_errors = o->report_recovered_errors;
subcodes_audio = o->subcodes_audio;
subcodes_data = o->subcodes_data;
dap_bit |= o->dap_bit;
}
scsi_init_command(c, MMC_READ_CD, sizeof(MMC_READ_CD));
c->retry = 1;
c->opcode[1] = ((sec_type & 7) << 2) | ((!!dap_bit) << 1);
temp = start;
c->opcode[5] = temp & 0xFF;
temp >>= 8;
@ -2355,11 +2408,11 @@ void mmc_read_sectors(struct burn_drive *d,
c->opcode[7] = len & 0xFF;
len >>= 8;
c->opcode[6] = len & 0xFF;
req = 0xF8;
req = main_ch & 0xf8;
/* ts A61106 : LG GSA-4082B dislikes this. key=5h asc=24h ascq=00h
if (d->busy == BURN_DRIVE_GRABBING || o->report_recovered_errors)
if (d->busy == BURN_DRIVE_GRABBING || report_recovered_errors)
req |= 2;
*/
@ -2367,14 +2420,15 @@ void mmc_read_sectors(struct burn_drive *d,
/* always read the subcode, throw it away later, since we don't know
what we're really reading
*/
if (d->busy == BURN_DRIVE_GRABBING || (o->subcodes_audio)
|| (o->subcodes_data))
if (d->busy == BURN_DRIVE_GRABBING || subcodes_audio || subcodes_data)
c->opcode[10] = 1;
c->opcode[9] = req;
c->page = buf;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
ret = mmc_eval_read_error(d, c, "read_cd", start, len, 0);
return ret;
}
void mmc_erase(struct burn_drive *d, int fast)
@ -4214,6 +4268,8 @@ int mmc_read_10(struct burn_drive *d, int start,int amount, struct buffer *buf)
c->page->sectors = 0;
c->dir = FROM_DRIVE;
d->issue_command(d, c);
/* <<< replace by mmc_eval_read_error */;
if (c->error) {
msg = calloc(1, 256);
if (msg != NULL) {
@ -4789,7 +4845,7 @@ int mmc_setup_drive(struct burn_drive *d)
d->read_toc = mmc_read_toc;
d->write = mmc_write;
d->erase = mmc_erase;
d->read_sectors = mmc_read_sectors;
d->read_cd = mmc_read_cd;
d->perform_opc = mmc_perform_opc;
d->set_speed = mmc_set_speed;
d->send_cue_sheet = mmc_send_cue_sheet;

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