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/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
/* Copyright (c) 2004 - 2006 Derek Foreman, Ben Jansens
Copyright (c) 2006 - 2010 Thomas Schmitt <scdbackup@gmx.net>
Provided under GPL version 2 or later.
*/
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include "libburn.h"
#include "source.h"
#include "structure.h"
#include "init.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;
/* ts A70825 , B11219 */
out = burn_alloc_mem(sizeof(struct burn_source), 1, 0);
if (out == NULL)
return NULL;
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;
}
/* ts B00922 */
int burn_source_read(struct burn_source *src, unsigned char *buffer, int size)
{
int ret;
if (src->read != NULL)
ret = src->read(src, buffer, size);
else
ret = src->read_xt(src, buffer, size);
return ret;
}