77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
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/* Copyright (c) 2004 - 2006 Derek Foreman, Ben Jansens
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Copyright (c) 2006 - 2010 Thomas Schmitt <scdbackup@gmx.net>
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Provided under GPL version 2 or later.
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*/
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include "libburn.h"
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#include "source.h"
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#include "structure.h"
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#include "init.h"
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void burn_source_free(struct burn_source *src)
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{
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if (--src->refcount < 1) {
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if (src->free_data)
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src->free_data(src);
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free(src);
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}
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}
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enum burn_source_status burn_track_set_source(struct burn_track *t,
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struct burn_source *s)
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{
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s->refcount++;
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t->source = s;
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/* ts A61031 */
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t->open_ended = (s->get_size(s) <= 0);
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return BURN_SOURCE_OK;
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}
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struct burn_source *burn_source_new(void)
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{
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struct burn_source *out;
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/* ts A70825 , B11219 */
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out = burn_alloc_mem(sizeof(struct burn_source), 1, 0);
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if (out == NULL)
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return NULL;
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out->refcount = 1;
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return out;
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}
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/* ts A71223 */
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int burn_source_cancel(struct burn_source *src)
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{
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if(src->read == NULL)
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if(src->version > 0)
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if(src->cancel != NULL)
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src->cancel(src);
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return 1;
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}
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/* ts B00922 */
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int burn_source_read(struct burn_source *src, unsigned char *buffer, int size)
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{
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int ret;
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if (src->read != NULL)
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ret = src->read(src, buffer, size);
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else
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ret = src->read_xt(src, buffer, size);
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return ret;
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}
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