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Implemented a simple fifo to decouple from burn_source signals

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This commit is contained in:
Thomas Schmitt
2007-09-30 21:24:55 +00:00
parent 97403bb20e
commit 214de7d7df
6 changed files with 255 additions and 3 deletions
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42
libburn/async.c
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@ -7,9 +7,12 @@
#include "options.h"
#include "async.h"
#include "init.h"
#include "file.h"
#include "back_hacks.h"
#include <pthread.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
@ -53,6 +56,12 @@ struct write_opts
struct burn_disc *disc;
};
struct fifo_opts
{
struct burn_source *source;
int flag;
};
struct w_list
{
@ -67,6 +76,7 @@ struct w_list
struct erase_opts erase;
struct format_opts format;
struct write_opts write;
struct fifo_opts fifo;
} u;
};
@ -419,6 +429,38 @@ void burn_disc_write(struct burn_write_opts *opts, struct burn_disc *disc)
add_worker(opts->drive, (WorkerFunc) write_disc_worker_func, &o);
}
static void *fifo_worker_func(struct w_list *w)
{
burn_fifo_source_shuffler(w->u.fifo.source, w->u.fifo.flag);
remove_worker(pthread_self());
return NULL;
}
int burn_fifo_start(struct burn_source *source, int flag)
{
struct fifo_opts o;
struct burn_source_fifo *fs = source->data;
fs->is_started = -1;
/* >>> create and set up ring buffer */;
/* >>> for now: only 1 , later: fs->chunks */
fs->buf = calloc(fs->chunksize, 1);
if (fs->buf == NULL) {
/* >>> could not start ring buffer */;
return -1;
}
o.source = source;
o.flag = flag;
add_worker(NULL, (WorkerFunc) fifo_worker_func, &o);
fs->is_started = 1;
return 1;
}
void burn_async_join_all(void)
{
void *ret;