legacy/trunk/libburn/structure.c
2006-08-15 20:37:04 +00:00

306 lines
6.1 KiB
C

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "libburn.h"
#include "structure.h"
#include "write.h"
#include "debug.h"
#define RESIZE(TO, NEW, pos) {\
void *tmp;\
\
assert(!(pos > BURN_POS_END));\
if (pos == BURN_POS_END)\
pos = TO->NEW##s;\
if (pos > TO->NEW##s)\
return 0;\
\
tmp = realloc(TO->NEW, sizeof(struct NEW *) * (TO->NEW##s + 1));\
if (!tmp)\
return 0;\
TO->NEW = tmp;\
memmove(TO->NEW + pos + 1, TO->NEW + pos,\
sizeof(struct NEW *) * (TO->NEW##s - pos));\
TO->NEW##s++;\
}
struct burn_disc *burn_disc_create(void)
{
struct burn_disc *d;
d = malloc(sizeof(struct burn_disc));
memset(d, 0, sizeof(struct burn_disc));
d->refcnt = 1;
d->sessions = 0;
d->session = NULL;
return d;
}
void burn_disc_free(struct burn_disc *d)
{
d->refcnt--;
if (d->refcnt == 0) {
/* dec refs on all elements */
int i;
for (i = 0; i < d->sessions; i++)
burn_session_free(d->session[i]);
free(d->session);
free(d);
}
}
struct burn_session *burn_session_create(void)
{
struct burn_session *s;
s = malloc(sizeof(struct burn_session));
memset(s, 0, sizeof(struct burn_session));
s->refcnt = 1;
s->tracks = 0;
s->track = NULL;
s->hidefirst = 0;
return s;
}
void burn_session_hide_first_track(struct burn_session *s, int onoff)
{
s->hidefirst = onoff;
}
void burn_session_free(struct burn_session *s)
{
s->refcnt--;
if (s->refcnt == 0) {
/* dec refs on all elements */
int i;
for (i = 0; i < s->tracks; i++)
burn_track_free(s->track[i]);
free(s->track);
free(s);
}
}
int burn_disc_add_session(struct burn_disc *d, struct burn_session *s,
unsigned int pos)
{
RESIZE(d, session, pos);
d->session[pos] = s;
s->refcnt++;
return 1;
}
struct burn_track *burn_track_create(void)
{
struct burn_track *t;
t = malloc(sizeof(struct burn_track));
memset(t, 0, sizeof(struct burn_track));
t->refcnt = 1;
t->indices = 0;
t->offset = 0;
t->offsetcount = 0;
t->tail = 0;
t->tailcount = 0;
t->mode = BURN_MODE1;
t->isrc.has_isrc = 0;
t->pad = 1;
t->entry = NULL;
t->source = NULL;
t->postgap = 0;
t->pregap1 = 0;
t->pregap2 = 0;
return t;
}
void burn_track_free(struct burn_track *t)
{
t->refcnt--;
if (t->refcnt == 0) {
/* dec refs on all elements */
if (t->source)
burn_source_free(t->source);
free(t);
}
}
int burn_session_add_track(struct burn_session *s, struct burn_track *t,
unsigned int pos)
{
RESIZE(s, track, pos);
s->track[pos] = t;
t->refcnt++;
return 1;
}
int burn_session_remove_track(struct burn_session *s, struct burn_track *t)
{
struct burn_track **tmp;
int i, pos = -1;
assert(s->track != NULL);
burn_track_free(t);
/* Find the position */
for (i = 0; i < s->tracks; i++) {
if (t == s->track[i])
pos = i;
}
if (pos == -1)
return 0;
/* Is it the last track? */
if (pos != s->tracks) {
memmove(s->track[pos], s->track[pos + 1],
sizeof(struct burn_track *) * (s->tracks - (pos + 1)));
}
s->tracks--;
tmp = realloc(s->track, sizeof(struct burn_track *) * s->tracks);
if (!tmp)
return 0;
s->track = tmp;
return 1;
}
void burn_structure_print_disc(struct burn_disc *d)
{
int i;
burn_print(12, "This disc has %d sessions\n", d->sessions);
for (i = 0; i < d->sessions; i++) {
burn_structure_print_session(d->session[i]);
}
}
void burn_structure_print_session(struct burn_session *s)
{
int i;
burn_print(12, " Session has %d tracks\n", s->tracks);
for (i = 0; i < s->tracks; i++) {
burn_structure_print_track(s->track[i]);
}
}
void burn_structure_print_track(struct burn_track *t)
{
burn_print(12, "(%p) track size %d sectors\n", t,
burn_track_get_sectors(t));
}
void burn_track_define_data(struct burn_track *t, int offset, int tail,
int pad, int mode)
{
t->offset = offset;
t->pad = pad;
t->mode = mode;
t->tail = tail;
}
void burn_track_set_isrc(struct burn_track *t, char *country, char *owner,
unsigned char year, unsigned int serial)
{
int i;
t->isrc.has_isrc = 1;
for (i = 0; i < 2; ++i) {
assert((country[i] >= '0' || country[i] < '9') &&
(country[i] >= 'a' || country[i] < 'z') &&
(country[i] >= 'A' || country[i] < 'Z'));
t->isrc.country[i] = country[i];
}
for (i = 0; i < 3; ++i) {
assert((owner[i] >= '0' || owner[i] < '9') &&
(owner[i] >= 'a' || owner[i] < 'z') &&
(owner[i] >= 'A' || owner[i] < 'Z'));
t->isrc.owner[i] = owner[i];
}
assert(year <= 99);
t->isrc.year = year;
assert(serial <= 99999);
t->isrc.serial = serial;
}
void burn_track_clear_isrc(struct burn_track *t)
{
t->isrc.has_isrc = 0;
}
int burn_track_get_sectors(struct burn_track *t)
{
int size;
int sectors, seclen;
seclen = burn_sector_length(t->mode);
size = t->offset + t->source->get_size(t->source) + t->tail;
sectors = size / seclen;
if (size % seclen)
sectors++;
burn_print(1, "%d sectors of %d length\n", sectors, seclen);
return sectors;
}
int burn_track_get_shortage(struct burn_track *t)
{
int size;
int seclen;
seclen = burn_sector_length(t->mode);
size = t->offset + t->source->get_size(t->source) + t->tail;
if (size % seclen)
return seclen - size % seclen;
return 0;
}
int burn_session_get_sectors(struct burn_session *s)
{
int sectors = 0, i;
for (i = 0; i < s->tracks; i++)
sectors += burn_track_get_sectors(s->track[i]);
return sectors;
}
int burn_disc_get_sectors(struct burn_disc *d)
{
int sectors = 0, i;
for (i = 0; i < d->sessions; i++)
sectors += burn_session_get_sectors(d->session[i]);
return sectors;
}
void burn_track_get_entry(struct burn_track *t, struct burn_toc_entry *entry)
{
memcpy(entry, t->entry, sizeof(struct burn_toc_entry));
}
void burn_session_get_leadout_entry(struct burn_session *s,
struct burn_toc_entry *entry)
{
memcpy(entry, s->leadout_entry, sizeof(struct burn_toc_entry));
}
struct burn_session **burn_disc_get_sessions(struct burn_disc *d, int *num)
{
*num = d->sessions;
return d->session;
}
struct burn_track **burn_session_get_tracks(struct burn_session *s, int *num)
{
*num = s->tracks;
return s->track;
}
int burn_track_get_mode(struct burn_track *track)
{
return track->mode;
}
int burn_session_get_hidefirst(struct burn_session *session)
{
return session->hidefirst;
}