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libburn/libburn/source.c

55 lines
973 B

/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
#include <stdlib.h>
#include <string.h>
#include "libburn.h"
#include "source.h"
#include "structure.h"
void burn_source_free(struct burn_source *src)
{
if (--src->refcount < 1) {
if (src->free_data)
src->free_data(src);
free(src);
}
}
enum burn_source_status burn_track_set_source(struct burn_track *t,
struct burn_source *s)
{
s->refcount++;
t->source = s;
/* ts A61031 */
t->open_ended = (s->get_size(s) <= 0);
return BURN_SOURCE_OK;
}
struct burn_source *burn_source_new(void)
{
struct burn_source *out;
out = calloc(1, sizeof(struct burn_source));
/* ts A70825 */
if (out == NULL)
return NULL;
memset((char *) out, 0, sizeof(struct burn_source));
out->refcount = 1;
return out;
}
/* ts A71223 */
int burn_source_cancel(struct burn_source *src)
{
if(src->read == NULL)
if(src->version > 0)
if(src->cancel != NULL)
src->cancel(src);
return 1;
}