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legacy/libburn/trunk/libburn/write.c

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/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
#include <unistd.h>
#include <signal.h>
/* ts A61009 */
/* #include <a ssert.h> */
/* ts A61106 : Deliberate defect provocation macros
DO NOT DEFINE THESE IF YOU WANT SUCCESSFUL TAO !
#define Libburn_experimental_no_close_tracK 1
#define Libburn_experimental_no_close_sessioN 1
*/
/* ts A61114 : Highly experimental : try to achieve SAO on appendables
THIS DOES NOT WORK YET !
#define Libburn_sao_can_appenD 1
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include "error.h"
#include "sector.h"
#include "libburn.h"
#include "drive.h"
#include "transport.h"
#include "crc.h"
#include "debug.h"
#include "init.h"
#include "lec.h"
#include "toc.h"
#include "util.h"
#include "sg.h"
#include "write.h"
#include "options.h"
#include "libdax_msgs.h"
extern struct libdax_msgs *libdax_messenger;
static int type_to_ctrl(int mode)
{
int ctrl = 0;
int data = BURN_MODE2 | BURN_MODE1 | BURN_MODE0;
if (mode & data) {
ctrl |= 4;
} else if (mode & BURN_AUDIO) {
if (mode & BURN_4CH)
ctrl |= 8;
if (mode & BURN_PREEMPHASIS)
ctrl |= 1;
} else
/* ts A61008 */
/* a ssert(0); */
return -1;
if (mode & BURN_COPY)
ctrl |= 2;
return ctrl;
}
/* only the ctrl nibble is set here (not adr) */
/* ts A61009 : removed "static" , reacted on type_to_ctrl() == -1
preserved ignorance towards unknown modes (for now) */
void type_to_form(int mode, unsigned char *ctladr, int *form)
{
int ret;
ret = type_to_ctrl(mode) << 4;
if (ret == -1) {
*ctladr = 0xff;
*form = -1;
return;
}
*ctladr = ret;
if (mode & BURN_AUDIO)
*form = 0;
if (mode & BURN_MODE0) {
/* ts A61009 */
/* a ssert(0); */
*form = -1;
return;
}
if (mode & BURN_MODE1)
*form = 0x10;
if (mode & BURN_MODE2) {
/* ts A61009 */
/* a ssert(0); */ /* XXX someone's gonna want this sometime */
*form = -1;
return;
}
if (mode & BURN_MODE_RAW)
*form = 0;
if (mode & BURN_SUBCODE_P16) /* must be expanded to R96 */
*form |= 0x40;
if (mode & BURN_SUBCODE_P96)
*form |= 0xC0;
if (mode & BURN_SUBCODE_R96)
*form |= 0x40;
}
int burn_write_flush(struct burn_write_opts *o, struct burn_track *track)
{
struct burn_drive *d = o->drive;
if (d->buffer->bytes && !d->cancel) {
int err;
err = d->write(d, d->nwa, d->buffer);
if (err == BE_CANCELLED)
return 0;
/* A61101 */
if(track != NULL) {
track->writecount += d->buffer->bytes;
track->written_sectors += d->buffer->sectors;
}
/* ts A61119 */
d->progress.buffered_bytes += d->buffer->bytes;
d->nwa += d->buffer->sectors;
d->buffer->bytes = 0;
d->buffer->sectors = 0;
}
d->sync_cache(d);
return 1;
}
/* ts A61030 */
int burn_write_close_track(struct burn_write_opts *o, struct burn_session *s,
int tnum)
{
char msg[81];
struct burn_drive *d;
struct burn_track *t;
int todo, step, cancelled, seclen;
/* ts A61106 */
#ifdef Libburn_experimental_no_close_tracK
return 1;
#endif
d = o->drive;
t = s->track[tnum];
/* ts A61103 : pad up track to minimum size of 600 sectors */
if (t->written_sectors < 300) {
todo = 300 - t->written_sectors;
sprintf(msg,"Padding up track to minimum size (+ %d sectors)",
todo);
libdax_msgs_submit(libdax_messenger, o->drive->global_index,
0x0002011a,
LIBDAX_MSGS_SEV_NOTE, LIBDAX_MSGS_PRIO_HIGH, msg,0,0);
step = BUFFER_SIZE / 4096; /* shall fit any sector size */
if (step <= 0)
step = 1;
seclen = burn_sector_length(t->mode);
if (seclen <= 0)
seclen = 2048;
memset(d->buffer, 0, sizeof(struct buffer));
cancelled = d->cancel;
for (; todo > 0; todo -= step) {
if (step > todo)
step = todo;
d->buffer->bytes = step*seclen;
d->buffer->sectors = step;
d->cancel = 0;
d->write(d, d->nwa, d->buffer);
d->nwa += d->buffer->sectors;
t->writecount += d->buffer->bytes;
t->written_sectors += d->buffer->sectors;
d->progress.buffered_bytes += d->buffer->bytes;
}
d->cancel = cancelled;
}
/* ts A61102 */
d->busy = BURN_DRIVE_CLOSING_TRACK;
sprintf(msg, "Closing track %2.2d", tnum+1);
libdax_msgs_submit(libdax_messenger, o->drive->global_index,0x00020119,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH, msg,0,0);
/* MMC-1 mentions track number 0xFF for "the incomplete track",
MMC-3 does not. I tried both. 0xFF was in effect when other
bugs finally gave up and made way for readable tracks. */
d->close_track_session(o->drive, 0, 0xff); /* tnum+1); */
/* ts A61102 */
d->busy = BURN_DRIVE_WRITING;
return 1;
}
/* ts A61030 */
int burn_write_close_session(struct burn_write_opts *o, struct burn_session *s)
{
/* ts A61106 */
#ifdef Libburn_experimental_no_close_sessioN
return 1;
#endif
libdax_msgs_submit(libdax_messenger, o->drive->global_index,0x00020119,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH,
"Closing session", 0, 0);
/* ts A61102 */
o->drive->busy = BURN_DRIVE_CLOSING_SESSION;
o->drive->close_track_session(o->drive, 1, 0);
/* ts A61102 */
o->drive->busy = BURN_DRIVE_WRITING;
return 1;
}
/* ts A60819:
This is unused since about Feb 2006, icculus.org/burn CVS.
The compiler complains. We shall please our compiler.
*/
#ifdef Libburn_write_with_function_print_cuE
static void print_cue(struct cue_sheet *sheet)
{
int i;
unsigned char *unit;
printf("\n");
printf("ctladr|trno|indx|form|scms| msf\n");
printf("------+----+----+----+----+--------\n");
for (i = 0; i < sheet->count; i++) {
unit = sheet->data + 8 * i;
printf(" %1X %1X | %02X | %02X | %02X | %02X |",
(unit[0] & 0xf0) >> 4, unit[0] & 0xf, unit[1], unit[2],
unit[3], unit[4]);
printf("%02X:%02X:%02X\n", unit[5], unit[6], unit[7]);
}
}
#endif /* Libburn_write_with_print_cuE */
/* ts A61009 : changed type from void to int */
/** @return 1 = success , <=0 failure */
static int add_cue(struct cue_sheet *sheet, unsigned char ctladr,
unsigned char tno, unsigned char indx,
unsigned char form, unsigned char scms, int lba)
{
unsigned char *unit;
unsigned char *ptr;
int m, s, f;
burn_lba_to_msf(lba, &m, &s, &f);
sheet->count++;
ptr = realloc(sheet->data, sheet->count * 8);
/* ts A61009 */
/* a ssert(ptr); */
if (ptr == NULL) {
libdax_msgs_submit(libdax_messenger, -1, 0x00020111,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Could not allocate new auxiliary object (cue_sheet->data)",
0, 0);
return -1;
}
sheet->data = ptr;
unit = sheet->data + (sheet->count - 1) * 8;
unit[0] = ctladr;
unit[1] = tno;
unit[2] = indx;
unit[3] = form;
unit[4] = scms;
unit[5] = m;
unit[6] = s;
unit[7] = f;
return 1;
}
/* ts A61114: added parameter nwa */
struct cue_sheet *burn_create_toc_entries(struct burn_write_opts *o,
struct burn_session *session,
int nwa)
{
int i, m, s, f, form, pform, runtime = -150, ret, track_length;
unsigned char ctladr;
struct burn_drive *d;
struct burn_toc_entry *e;
struct cue_sheet *sheet;
struct burn_track **tar = session->track;
int ntr = session->tracks;
int rem = 0;
d = o->drive;
#ifdef Libburn_sao_can_appenD
if (d->status == BURN_DISC_APPENDABLE)
runtime = nwa-150;
#endif
sheet = malloc(sizeof(struct cue_sheet));
/* ts A61009 : react on failures of malloc(), add_cue_sheet()
type_to_form() */
if (sheet == NULL) {
libdax_msgs_submit(libdax_messenger, -1, 0x00020111,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Could not allocate new auxiliary object (cue_sheet)",
0, 0);
return NULL;
}
sheet->data = NULL;
sheet->count = 0;
type_to_form(tar[0]->mode, &ctladr, &form);
if (form == -1) {
libdax_msgs_submit(libdax_messenger, -1, 0x00020116,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Track mode has unusable value", 0, 0);
goto failed;
}
ret = add_cue(sheet, ctladr | 1, 0, 0, 1, 0, runtime);
if (ret <= 0)
goto failed;
ret = add_cue(sheet, ctladr | 1, 1, 0, form, 0, runtime);
if (ret <= 0)
goto failed;
runtime += 150;
burn_print(1, "toc for %d tracks:\n", ntr);
d->toc_entries = ntr + 3;
/* ts A61009 */
/* a ssert(d->toc_entry == NULL); */
if (d->toc_entry != NULL) {
/* ts A61109 : this happens with appendable CDs
>>> Open question: is the existing TOC needed ? */
/* ts A61109 : for non-SAO, this sheet is thrown away later */
free((char *) d->toc_entry);
/*
libdax_msgs_submit(libdax_messenger,
d->global_index, 0x00020117,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"toc_entry of drive is already in use", 0, 0);
goto failed;
*/
}
d->toc_entry = calloc(d->toc_entries, sizeof(struct burn_toc_entry));
e = d->toc_entry;
e[0].point = 0xA0;
if (tar[0]->mode & BURN_AUDIO)
e[0].control = TOC_CONTROL_AUDIO;
else
e[0].control = TOC_CONTROL_DATA;
e[0].pmin = 1;
e[0].psec = o->format;
e[0].adr = 1;
e[1].point = 0xA1;
e[1].pmin = ntr;
e[1].adr = 1;
if (tar[ntr - 1]->mode & BURN_AUDIO)
e[1].control = TOC_CONTROL_AUDIO;
else
e[1].control = TOC_CONTROL_DATA;
e[2].point = 0xA2;
e[2].control = e[1].control;
e[2].adr = 1;
/* ts A70121 : The pause before the first track is not a Pre-gap.
To count it as part 2 of a Pre-gap is a dirty hack. It also seems
to have caused confusion in dealing with part 1 of an eventual
real Pre-gap. mmc5r03c.pdf 6.33.3.2, 6.33.3.18 .
*/
tar[0]->pregap2 = 1;
pform = form;
for (i = 0; i < ntr; i++) {
type_to_form(tar[i]->mode, &ctladr, &form);
/* ts A70121 : This seems to be thw wrong test. Correct would
be to compare tar[]->mode or bit2 of ctladr.
*/
if (pform != form) {
ret = add_cue(sheet, ctladr | 1, i + 1, 0, form, 0,
runtime);
if (ret <= 0)
goto failed;
runtime += 150;
/* XXX fix pregap interval 1 for data tracks */
/* ts A60813 silence righteous compiler warning about C++ style comments
This is possibly not a comment but rather a trace of Derek Foreman
experiments. Thus not to be beautified - but to be preserved rectified.
/ / if (!(form & BURN_AUDIO))
/ / tar[i]->pregap1 = 1;
*/
/* ts A70121 : it is unclear why (form & BURN_AUDIO) should prevent pregap1.
I believe, correct would be:
runtime += 75;
tar[i]->pregap1 = 1;
The test for pform != form is wrong anyway.
Next one has to care for Post-gap: table 555 in mmc5r03c.pdf does not
show any although 6.33.3.19 would prescribe some.
Nobody seems to have ever tested this situation, up to now.
It is banned for now in burn_disc_write().
Warning have been placed in libburn.h .
*/
tar[i]->pregap2 = 1;
}
/* XXX HERE IS WHERE WE DO INDICES IN THE CUE SHEET */
/* XXX and we should make sure the gaps conform to ecma-130... */
tar[i]->entry = &e[3 + i];
e[3 + i].point = i + 1;
burn_lba_to_msf(runtime, &m, &s, &f);
e[3 + i].pmin = m;
e[3 + i].psec = s;
e[3 + i].pframe = f;
e[3 + i].adr = 1;
e[3 + i].control = type_to_ctrl(tar[i]->mode);
burn_print(1, "track %d control %d\n", tar[i]->mode,
e[3 + i].control);
ret = add_cue(sheet, ctladr | 1, i + 1, 1, form, 0, runtime);
if (ret <= 0)
goto failed;
/* ts A70125 :
Still not understanding the sense behind linking tracks,
i decided to at least enforce the MMC specs' minimum
track length.
*/
track_length = burn_track_get_sectors(tar[i]);
if (track_length < 300) {
track_length = 300;
if (!tar[i]->pad)
tar[i]->pad = 1;
burn_track_set_sectors(tar[i], track_length);
}
runtime += track_length;
/* if we're padding, we'll clear any current shortage.
if we're not, we'll slip toc entries by a sector every time our
shortage is more than a sector
XXX this is untested :)
*/
if (!tar[i]->pad) {
rem += burn_track_get_shortage(tar[i]);
/* ts A61101 : I doubt that linking would yield a
desireable effect. With TAO it is
counterproductive in any way.
*/
if (o->write_type == BURN_WRITE_TAO)
tar[i]->source->next = NULL;
else
if (i +1 != ntr)
tar[i]->source->next = tar[i+1]->source;
} else if (rem) {
rem = 0;
runtime++;
}
if (rem > burn_sector_length(tar[i]->mode)) {
rem -= burn_sector_length(tar[i]->mode);
runtime--;
}
pform = form;
}
burn_lba_to_msf(runtime, &m, &s, &f);
e[2].pmin = m;
e[2].psec = s;
e[2].pframe = f;
burn_print(1, "run time is %d (%d:%d:%d)\n", runtime, m, s, f);
for (i = 0; i < d->toc_entries; i++)
burn_print(1, "point %d (%02d:%02d:%02d)\n",
d->toc_entry[i].point, d->toc_entry[i].pmin,
d->toc_entry[i].psec, d->toc_entry[i].pframe);
ret = add_cue(sheet, ctladr | 1, 0xAA, 1, 1, 0, runtime);
if (ret <= 0)
goto failed;
return sheet;
failed:;
if (sheet != NULL)
free((char *) sheet);
return NULL;
}
int burn_sector_length(int tracktype)
{
if (tracktype & BURN_AUDIO)
return 2352;
if (tracktype & BURN_MODE_RAW)
return 2352;
if (tracktype & BURN_MODE1)
return 2048;
/* ts A61009 */
/* a ssert(0); */
return -1;
}
int burn_subcode_length(int tracktype)
{
if (tracktype & BURN_SUBCODE_P16)
return 16;
if ((tracktype & BURN_SUBCODE_P96) || (tracktype & BURN_SUBCODE_R96))
return 96;
return 0;
}
int burn_write_leadin(struct burn_write_opts *o,
struct burn_session *s, int first)
{
struct burn_drive *d = o->drive;
int count;
d->busy = BURN_DRIVE_WRITING_LEADIN;
burn_print(5, first ? " first leadin\n" : " leadin\n");
if (first)
count = 0 - d->alba - 150;
else
count = 4500;
d->progress.start_sector = d->alba;
d->progress.sectors = count;
d->progress.sector = 0;
while (count != 0) {
if (!sector_toc(o, s->track[0]->mode))
return 0;
count--;
d->progress.sector++;
}
d->busy = BURN_DRIVE_WRITING;
return 1;
}
int burn_write_leadout(struct burn_write_opts *o,
int first, unsigned char control, int mode)
{
struct burn_drive *d = o->drive;
int count;
d->busy = BURN_DRIVE_WRITING_LEADOUT;
d->rlba = -150;
burn_print(5, first ? " first leadout\n" : " leadout\n");
if (first)
count = 6750;
else
count = 2250;
d->progress.start_sector = d->alba;
d->progress.sectors = count;
d->progress.sector = 0;
while (count != 0) {
if (!sector_lout(o, control, mode))
return 0;
count--;
d->progress.sector++;
}
d->busy = BURN_DRIVE_WRITING;
return 1;
}
int burn_write_session(struct burn_write_opts *o, struct burn_session *s)
{
struct burn_drive *d = o->drive;
struct burn_track *prev = NULL, *next = NULL;
int i, ret;
d->rlba = 0;
burn_print(1, " writing a session\n");
for (i = 0; i < s->tracks; i++) {
if (i > 0)
prev = s->track[i - 1];
if (i + 1 < s->tracks)
next = s->track[i + 1];
else
next = NULL;
if (!burn_write_track(o, s, i))
{ ret = 0; goto ex; }
}
/* ts A61103 */
ret = 1;
ex:;
if (o->write_type == BURN_WRITE_TAO)
burn_write_close_session(o, s);
return ret;
}
/* ts A61218 : outsourced from burn_write_track() */
int burn_disc_init_track_status(struct burn_write_opts *o,
struct burn_session *s, int tnum, int sectors)
{
struct burn_drive *d = o->drive;
/* Update progress */
d->progress.start_sector = d->nwa;
d->progress.sectors = sectors;
d->progress.sector = 0;
/* ts A60831: added tnum-line, extended print message on proposal
by bonfire-app@wanadoo.fr in http://libburn.pykix.org/ticket/58 */
d->progress.track = tnum;
/* ts A61102 */
d->busy = BURN_DRIVE_WRITING;
return 1;
}
int burn_write_track(struct burn_write_opts *o, struct burn_session *s,
int tnum)
{
struct burn_track *t = s->track[tnum];
struct burn_drive *d = o->drive;
int i, tmp = 0, open_ended = 0, ret= 0, nwa, lba;
int sectors;
char msg[80];
d->rlba = -150;
/* XXX for tao, we don't want the pregaps but still want post? */
if (o->write_type != BURN_WRITE_TAO) {
/* ts A61102 */
d->busy = BURN_DRIVE_WRITING_PREGAP;
if (t->pregap1)
d->rlba += 75;
if (t->pregap2)
d->rlba += 150;
if (t->pregap1) {
struct burn_track *pt;
/* ts A70121 : Removed pseudo suicidal initializer
= s->track[tnum - 1];
*/
if (tnum == 0) {
/* ts A70121 : This is not possible because
track 1 cannot have a pregap at all.
MMC-5 6.33.3.2 precribes a mandatoy pause
prior to any track 1. Pre-gap is prescribed
for mode changes like audio-to-data.
To set burn_track.pregap1 for track 1 is
kindof a dirty hack.
*/
printf("first track should not have a pregap1\n");
pt = t;
} else
pt = s->track[tnum - 1]; /* ts A70121 */
for (i = 0; i < 75; i++)
if (!sector_pregap(o, t->entry->point,
pt->entry->control, pt->mode))
{ ret = 0; goto ex; }
}
if (t->pregap2)
for (i = 0; i < 150; i++)
if (!sector_pregap(o, t->entry->point,
t->entry->control, t->mode))
{ ret = 0; goto ex; }
} else {
o->control = t->entry->control;
d->send_write_parameters(d, o);
/* ts A61103 */
ret = d->get_nwa(d, -1, &lba, &nwa);
sprintf(msg,
"pre-track %2.2d : get_nwa(%d), ret= %d , d->nwa= %d\n",
tnum+1, nwa, ret, d->nwa);
libdax_msgs_submit(libdax_messenger, d->global_index, 0x000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
msg,0,0);
if (nwa > d->nwa)
d->nwa = nwa;
}
/* user data */
sectors = burn_track_get_sectors(t);
open_ended = burn_track_is_open_ended(t);
burn_disc_init_track_status(o, s, tnum, sectors);
burn_print(12, "track %d is %d sectors long\n", tnum, sectors);
/* ts A61030 : this cannot happen. tnum is always < s->tracks */
if (tnum == s->tracks)
tmp = sectors > 150 ? 150 : sectors;
for (i = 0; open_ended || i < sectors - tmp; i++) {
/* ts A61023 : http://libburn.pykix.org/ticket/14
From time to time inquire drive buffer */
if ((i%64)==0)
d->read_buffer_capacity(d);
if (!sector_data(o, t, 0))
{ ret = 0; goto ex; }
/* ts A61031 */
if (open_ended) {
d->progress.sectors = sectors = i;
if (burn_track_is_data_done(t))
break;
}
/* update current progress */
d->progress.sector++;
}
for (; i < sectors; i++) {
/* ts A61030: program execution never gets to this point */
fprintf(stderr,"LIBBURN_DEBUG: TNUM=%d TRACKS=%d TMP=%d\n",
tnum, s->tracks, tmp);
burn_print(1, "last track, leadout prep\n");
/* ts A61023 */
if ((i%64)==0)
d->read_buffer_capacity(d);
if (!sector_data(o, t, 1))
{ ret = 0; goto ex; }
/* update progress */
d->progress.sector++;
}
if (t->postgap)
for (i = 0; i < 150; i++)
if (!sector_postgap(o, t->entry->point, t->entry->control,
t->mode))
{ ret = 0; goto ex; }
i = t->offset;
if (o->write_type == BURN_WRITE_SAO) {
if (d->buffer->bytes) {
int err;
err = d->write(d, d->nwa, d->buffer);
if (err == BE_CANCELLED)
{ ret = 0; goto ex; }
/* A61101 : probably this is not all payload data */
/* A61108 : but audio count is short without this */
t->writecount += d->buffer->bytes;
t->written_sectors += d->buffer->sectors;
d->progress.buffered_bytes += d->buffer->bytes;
d->nwa += d->buffer->sectors;
d->buffer->bytes = 0;
d->buffer->sectors = 0;
}
}
/* ts A61103 */
ret = 1;
ex:;
if (o->write_type == BURN_WRITE_TAO) {
/* ts A61103 */
/* >>> if cancelled: ensure that at least 600 kB get written */
if (!burn_write_flush(o, t))
ret = 0;
/* ts A61030 */
if (burn_write_close_track(o, s, tnum) <= 0)
ret = 0;
}
return ret;
}
/* ts A61009 */
int burn_disc_write_is_ok(struct burn_write_opts *o, struct burn_disc *disc)
{
int i, t;
char msg[80];
for (i = 0; i < disc->sessions; i++)
for (t = 0; t < disc->session[i]->tracks; t++)
if (!sector_headers_is_ok(
o, disc->session[i]->track[t]->mode))
goto bad_track_mode_found;
return 1;
bad_track_mode_found:;
sprintf(msg, "Unsuitable track mode 0x%x in track %d of session %d",
disc->session[i]->track[t]->mode, i+1, t+1);
libdax_msgs_submit(libdax_messenger, -1, 0x0002010a,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
return 0;
}
/* ts A61218 : outsourced from burn_disc_write_sync() */
int burn_disc_init_write_status(struct burn_write_opts *o,
struct burn_disc *disc)
{
struct burn_drive *d = o->drive;
d->cancel = 0;
/* init progress before showing the state */
d->progress.session = 0;
d->progress.sessions = disc->sessions;
d->progress.track = 0;
d->progress.tracks = disc->session[0]->tracks;
/* TODO: handle indices */
d->progress.index = 0;
d->progress.indices = disc->session[0]->track[0]->indices;
/* TODO: handle multissession discs */
/* XXX: sectors are only set during write track */
d->progress.start_sector = 0;
d->progress.sectors = 0;
d->progress.sector = 0;
d->progress.track = 0;
/* ts A61023 */
d->progress.buffer_capacity = 0;
d->progress.buffer_available = 0;
d->progress.buffered_bytes = 0;
d->progress.buffer_min_fill = 0xffffffff;
d->busy = BURN_DRIVE_WRITING;
return 1;
}
/* ts A61218 */
int burn_dvd_write_track(struct burn_write_opts *o,
struct burn_session *s, int tnum)
{
struct burn_track *t = s->track[tnum];
struct burn_drive *d = o->drive;
struct buffer *out = d->buffer;
int sectors;
int i, open_ended = 0, ret= 0;
sectors = burn_track_get_sectors(t);
open_ended = burn_track_is_open_ended(t);
/* >>> any type specific track preparations */;
burn_disc_init_track_status(o, s, tnum, sectors);
for (i = 0; open_ended || i < sectors; i++) {
/* From time to time inquire drive buffer */
if ((i%256)==0)
d->read_buffer_capacity(d);
/* transact a (CD sized) sector */
if (!sector_data(o, t, 0))
{ ret = 0; goto ex; }
if (open_ended) {
d->progress.sectors = sectors = i;
if (burn_track_is_data_done(t))
break;
}
/* update current progress */
d->progress.sector++;
}
/* Pad up buffer to next full 32 kB */
if (o->obs_pad && out->bytes > 0 && out->bytes < o->obs) {
memset(out->data + out->bytes, 0, o->obs - out->bytes);
out->sectors += (o->obs - out->bytes) / 2048;
out->bytes = o->obs;
}
ret = burn_write_flush(o, t);
if (ret <= 0)
goto ex;
/* >>> any other normal track finalizing */;
ret = 1;
ex:;
if (ret<=0) {
d->sync_cache(d); /* burn_write_flush() was not called */
}
return ret;
}
/* ts A61219 */
int burn_disc_close_session_dvd_plus_rw(struct burn_write_opts *o,
struct burn_session *s)
{
struct burn_drive *d = o->drive;
d->busy = BURN_DRIVE_CLOSING_SESSION;
/* This seems to be a quick end : "if (!dvd_compat)" */
/* >>> Stop de-icing (ongoing background format) quickly
by mmc_close() (but with opcode[2]=0).
Wait for unit to get ready.
return 1;
*/
/* Else: end eventual background format in a "DVD-RO" compatible way */
d->close_track_session(d, 1, 0); /* same as CLOSE SESSION for CD */
d->busy = BURN_DRIVE_WRITING;
return 1;
}
/* ts A61228 */
int burn_disc_close_session_dvd_minus_rw(struct burn_write_opts *o,
struct burn_session *s)
{
struct burn_drive *d = o->drive;
d->busy = BURN_DRIVE_CLOSING_SESSION;
if (d->current_profile == 0x13) {
d->close_track_session(d, 1, 0); /* CLOSE SESSION, 010b */
/* ??? under what circumstances to use close functiom 011b
"Finalize disc" ? */
}
d->busy = BURN_DRIVE_WRITING;
return 1;
}
/* ts A61218 */
int burn_dvd_write_session(struct burn_write_opts *o,
struct burn_session *s)
{
int i,ret;
struct burn_drive *d = o->drive;
for (i = 0; i < s->tracks; i++) {
ret = burn_dvd_write_track(o, s, i);
if (ret <= 0)
break;
}
if (d->current_profile == 0x1a) {
/* DVD+RW */
if (d->needs_close_session) {
ret = burn_disc_close_session_dvd_plus_rw(o, s);
if (ret <= 0)
return 0;
}
} else if (d->current_profile == 0x13) {
/* DVD-RW restricted overwrite */
if (d->needs_close_session) {
ret = burn_disc_close_session_dvd_minus_rw(o, s);
if (ret <= 0)
return 0;
}
} else if (d->current_profile == 0x12) {
/* DVD-RAM */
/* ??? any finalization needed ? */;
}
return 1;
}
/* ts A61218 : learned much from dvd+rw-tools-7.0/growisofs_mmc.cpp */
int burn_disc_setup_dvd_plus_rw(struct burn_write_opts *o,
struct burn_disc *disc)
{
struct burn_drive *d = o->drive;
int ret;
char msg[160];
if (d->bg_format_status==0 || d->bg_format_status==1) {
d->busy = BURN_DRIVE_FORMATTING;
/* start or re-start dvd_plus_rw formatting */
ret = d->format_unit(d, (off_t) 0, 0);
if (ret <= 0)
return 0;
d->busy = BURN_DRIVE_WRITING;
d->needs_close_session = 1;
}
d->nwa = 0;
if (o->start_byte >= 0) {
d->nwa = o->start_byte / 2048;
sprintf(msg, "Write start address is %d * 2048", d->nwa);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020127,
LIBDAX_MSGS_SEV_NOTE, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
}
/* >>> perform OPC if needed */;
/* >>> ? what else ? */;
return 1;
}
/* ts A61228 : learned much from dvd+rw-tools-7.0/growisofs_mmc.cpp */
int burn_disc_setup_dvd_minus_rw(struct burn_write_opts *o,
struct burn_disc *disc)
{
struct burn_drive *d = o->drive;
char msg[160];
int ret;
d->nwa = 0;
if (o->start_byte >= 0) {
d->nwa = o->start_byte / 32768; /* align to 32 kB */
sprintf(msg, "Write start address is %d * 32768", d->nwa);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020127,
LIBDAX_MSGS_SEV_NOTE, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
d->nwa *= 16; /* convert to 2048 block units */
}
if (d->current_profile == 0x13) { /* DVD-RW restricted overwrite */
/* ??? mmc5r03c.pdf 7.5.2 :
"For DVD-RW media ... If a medium is in Restricted overwrite
mode, this mode page shall not be used."
But growisofs composes a page 5 and sends it.
mmc5r03c.pdf 5.3.16 , table 127 specifies that mode page 5
shall be supported with feature 0026h Restricted Overwrite.
5.3.22 describes a feature 002Ch Rigid Restrictive Overwrite
which seems to apply to DVD-RW and does not mention page 5.
5.4.14 finally states that profile 0013h includes feature
002Ch rather than 0026h.
d->send_write_parameters(d, o);
*/
d->busy = BURN_DRIVE_FORMATTING;
/* "quick grow" to at least byte equivalent of d->nwa */
ret = d->format_unit(d, (off_t) d->nwa * (off_t) 2048,
(d->nwa > 0) << 3);
if (ret <= 0)
return 0;
d->busy = BURN_DRIVE_WRITING;
} else {
sprintf(msg, "Unsuitable media detected. Profile %4.4Xh %s",
d->current_profile, d->current_profile_text);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002011e,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
return 0;
}
/* >>> perform OPC if needed */;
/* >>> */;
return 1;
}
/* ts A61218 */
int burn_dvd_write_sync(struct burn_write_opts *o,
struct burn_disc *disc)
{
int i, ret, sx, tx, mode, exotic_track = 0;
struct burn_drive *d = o->drive;
char msg[160];
d->needs_close_session = 0;
for (sx = 0; sx < disc->sessions; sx++)
for (tx = 0 ; tx < disc->session[sx]->tracks; tx++) {
mode = disc->session[sx]->track[tx]->mode;
if (disc->session[sx]->track[tx]->mode != BURN_MODE1)
exotic_track = 1;
}
if (exotic_track) {
sprintf(msg,"DVD Media are unsuitable for desired track type");
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020123,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
d->current_profile == 0x12) {
/* DVD+RW , DVD-RW Restricted Overwrite , DVD-RAM */
if (disc->sessions!=1 || disc->session[0]->tracks>1
|| o->multi ) {
sprintf(msg,
"Burning is restricted to a single track and no multi-session on %s",
d->current_profile_text);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002011f,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
}
if (d->current_profile == 0x1a || d->current_profile == 0x12) {
/* DVD+RW , DVD-RAM */
if (o->start_byte >= 0 && (o->start_byte % 2048)) {
sprintf(msg,
"Write start address not properly aligned to 2048");
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020125,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
ret = 1;
if (d->current_profile == 0x1a)
ret = burn_disc_setup_dvd_plus_rw(o, disc);
if (ret <= 0) {
sprintf(msg,
"Write preparation setup failed for DVD+RW");
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020121,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
o->obs_pad = 0; /* no filling-up of track's last 32k buffer */
} else if (d->current_profile == 0x13) { /* DVD-RW Rest. Overwrite */
if (o->start_byte >= 0 && (o->start_byte % 32768)) {
sprintf(msg,
"Write start address not properly aligned to 32K");
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020125,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
ret = burn_disc_setup_dvd_minus_rw(o, disc);
if (ret <= 0) {
sprintf(msg,
"Write preparation setup failed for DVD-RW");
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020121,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
/* ??? is this necessary ? */
o->obs_pad = 1; /* fill-up track's last 32k buffer */
} else {
sprintf(msg, "Unsuitable media detected. Profile %4.4Xh %s",
d->current_profile, d->current_profile_text);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002011e,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto early_failure;
}
o->obs = 32*1024; /* buffer flush trigger for sector.c:get_sector() */
for (i = 0; i < disc->sessions; i++) {
/* update progress */
d->progress.session = i;
d->progress.tracks = disc->session[i]->tracks;
ret = burn_dvd_write_session(o, disc->session[i]);
if (ret <= 0)
goto ex;
/* XXX: currently signs an end of session */
d->progress.sector = 0;
d->progress.start_sector = 0;
d->progress.sectors = 0;
}
/* >>> eventual normal finalization measures */
ret = 1;
ex:;
/* >>> eventual emergency finalization measures */
/* update media state records */
burn_drive_mark_unready(d);
burn_drive_inquire_media(d);
d->busy = BURN_DRIVE_IDLE;
return ret;
early_failure:;
return 0;
}
void burn_disc_write_sync(struct burn_write_opts *o, struct burn_disc *disc)
{
struct cue_sheet *sheet;
struct burn_drive *d = o->drive;
struct buffer buf;
struct burn_track *lt;
int first = 1, i, ret, lba, nwa = 0;
char msg[80];
/* ts A60924 : libburn/message.c gets obsoleted
burn_message_clear_queue();
*/
/* ts A61224 */
burn_disc_init_write_status(o, disc); /* must be done very early */
d->buffer = &buf;
memset(d->buffer, 0, sizeof(struct buffer));
d->rlba = -150;
d->toc_temp = 9;
/* ts A61218 */
if (! d->current_is_cd_profile) {
ret = burn_dvd_write_sync(o, disc);
if (ret <= 0)
goto fail_wo_sync;
return;
}
if (o->start_byte >= 0) {
sprintf(msg, "Write start address not supported");
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020124,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0,0);
goto fail_wo_sync;
}
burn_print(1, "sync write of %d CD sessions\n", disc->sessions);
/* Apparently some drives require this command to be sent, and a few drives
return crap. so we send the command, then ignore the result.
*/
/* ts A61107 : moved up send_write_parameters because LG GSA-4082B
seems to dislike get_nwa() in advance */
d->alba = d->start_lba; /* ts A61114: this looks senseless */
d->nwa = d->alba;
if (o->write_type == BURN_WRITE_TAO) {
nwa = 0; /* get_nwa() will be called in burn_track() */
} else {
d->send_write_parameters(d, o);
ret = d->get_nwa(d, -1, &lba, &nwa);
sprintf(msg, "Inquired nwa: %d (ret=%d)", nwa, ret);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
msg,0,0);
}
for (i = 0; i < disc->sessions; i++) {
/* update progress */
d->progress.session = i;
d->progress.tracks = disc->session[i]->tracks;
/* ts A61114: added parameter nwa */
sheet = burn_create_toc_entries(o, disc->session[i], nwa);
/* ts A61009 */
if (sheet == NULL)
goto fail;
/* print_cue(sheet);*/
if (o->write_type == BURN_WRITE_SAO)
d->send_cue_sheet(d, sheet);
free(sheet);
if (o->write_type == BURN_WRITE_RAW) {
if (!burn_write_leadin(o, disc->session[i], first))
goto fail;
} else {
if (first) {
/* ts A61030 : 0 made the burner take data. */
/* ts A61103 : Meanwhile d->nwa is updated in
burn_write_track() */
if(o->write_type == BURN_WRITE_TAO) {
d->nwa= d->alba = 0;
} else {
#ifdef Libburn_sao_can_appenD
/* ts A61114: address for d->write() */
if (d->status == BURN_DISC_APPENDABLE
&& o->write_type == BURN_WRITE_SAO) {
d->nwa = d->alba = nwa-150;
sprintf(msg,
"SAO appendable d->nwa= %d\n", d->nwa);
libdax_msgs_submit(
libdax_messenger, d->global_index, 0x000002,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
msg,0,0);
} else {
d->nwa = -150;
d->alba = -150;
}
#else
d->nwa = -150;
d->alba = -150;
#endif /* ! Libburn_sao_can_appenD */
}
} else {
d->nwa += 4500;
d->alba += 4500;
}
}
if (!burn_write_session(o, disc->session[i]))
goto fail;
lt = disc->session[i]->track[disc->session[i]->tracks - 1];
if (o->write_type == BURN_WRITE_RAW) {
if (!burn_write_leadout(o, first, lt->entry->control,
lt->mode))
goto fail;
} else {
/* ts A61030 */
if (o->write_type != BURN_WRITE_TAO)
if (!burn_write_flush(o, NULL))
goto fail;
d->nwa += first ? 6750 : 2250;
d->alba += first ? 6750 : 2250;
}
if (first)
first = 0;
/* XXX: currently signs an end of session */
d->progress.sector = 0;
d->progress.start_sector = 0;
d->progress.sectors = 0;
}
/* ts A61030: extended skipping of flush to TAO: session is closed */
if (o->write_type != BURN_WRITE_SAO && o->write_type != BURN_WRITE_TAO)
if (!burn_write_flush(o, NULL))
goto fail;
sleep(1);
/* ts A61125 : update media state records */
burn_drive_mark_unready(d);
burn_drive_inquire_media(d);
burn_print(1, "done\n");
d->busy = BURN_DRIVE_IDLE;
/* ts A61012 : This return was traditionally missing. I suspect this
to have caused Cdrskin_eject() failures */
return;
fail:
d->sync_cache(d);
fail_wo_sync:;
usleep(500001); /* ts A61222: to avoid a warning from remove_worker()*/
burn_print(1, "done - failed\n");
libdax_msgs_submit(libdax_messenger, d->global_index, 0x0002010b,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Burn run failed", 0, 0);
d->cancel = 1;
d->busy = BURN_DRIVE_IDLE;
}
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