Esempi in C++ (Cpp) per snd_seq_oss_process_event

Esempio n. 1

static int
insert_queue(struct seq_oss_devinfo *dp, union evrec *rec, struct file *opt)
{
	int rc = 0;
	struct snd_seq_event event;

	/* if this is a timing event, process the current time */
	if (snd_seq_oss_process_timer_event(dp->timer, rec))
		return 0; /* no need to insert queue */

	/* parse this event */
	memset(&event, 0, sizeof(event));
	/* set dummy -- to be sure */
	event.type = SNDRV_SEQ_EVENT_NOTEOFF;
	snd_seq_oss_fill_addr(dp, &event, dp->addr.port, dp->addr.client);

	if (snd_seq_oss_process_event(dp, rec, &event))
		return 0; /* invalid event - no need to insert queue */

	event.time.tick = snd_seq_oss_timer_cur_tick(dp->timer);
	if (dp->timer->realtime || !dp->timer->running) {
		snd_seq_oss_dispatch(dp, &event, 0, 0);
	} else {
		if (is_nonblock_mode(dp->file_mode))
			rc = snd_seq_kernel_client_enqueue(dp->cseq, &event, 0, 0);
		else
			rc = snd_seq_kernel_client_enqueue_blocking(dp->cseq, &event, opt, 0, 0);
	}
	return rc;
}

Esempio n. 2

File: seq_oss_ioctl.c Progetto: 3sOx/asuswrt-merlin

static int snd_seq_oss_oob_user(struct seq_oss_devinfo *dp, void __user *arg)
{
	unsigned char ev[8];
	struct snd_seq_event tmpev;

	if (copy_from_user(ev, arg, 8))
		return -EFAULT;
	memset(&tmpev, 0, sizeof(tmpev));
	snd_seq_oss_fill_addr(dp, &tmpev, dp->addr.port, dp->addr.client);
	tmpev.time.tick = 0;
	if (! snd_seq_oss_process_event(dp, (union evrec *)ev, &tmpev)) {
		snd_seq_oss_dispatch(dp, &tmpev, 0, 0);
	}
	return 0;
}