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More sequencer extension (event hop counter, get information about subscription)..

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This commit is contained in:
Jaroslav Kysela 1999-08-26 10:23:28 +00:00
parent 33348ba6f4
commit 928bbc4f10
4 changed files with 123 additions and 25 deletions
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38
src/seq/seq.c
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@ -237,6 +237,15 @@ int snd_seq_set_port_info(snd_seq_t *seq, int port, snd_seq_port_info_t * info)
return 0;
}
int snd_seq_get_port_subscription(snd_seq_t *seq, snd_seq_port_subscribe_t * sub)
{
if (!seq || !sub)
return -EINVAL;
if (ioctl(seq->fd, SND_SEQ_IOCTL_GET_SUBSCRIPTION, sub) < 0)
return -errno;
return 0;
}
int snd_seq_subscribe_port(snd_seq_t *seq, snd_seq_port_subscribe_t * sub)
{
if (!seq || !sub)
@ -255,6 +264,15 @@ int snd_seq_unsubscribe_port(snd_seq_t *seq, snd_seq_port_subscribe_t * sub)
return 0;
}
int snd_seq_query_port_subscribers(snd_seq_t *seq, snd_seq_query_subs_t * subs)
{
if (!seq || !subs)
return -EINVAL;
if (ioctl(seq->fd, SND_SEQ_IOCTL_QUERY_SUBS, subs) < 0)
return -errno;
return 0;
}
int snd_seq_get_queue_status(snd_seq_t *seq, int q, snd_seq_queue_status_t * status)
{
if (!seq || !status)
@ -804,6 +822,26 @@ int snd_seq_set_client_pool(snd_seq_t *seq, snd_seq_client_pool_t *info)
return 0;
}
int snd_seq_query_next_client(snd_seq_t *seq, snd_seq_client_info_t *info)
{
if (!seq || !info)
return -EINVAL;
info->client = seq->client;
if (ioctl(seq->fd, SND_SEQ_IOCTL_QUERY_NEXT_CLIENT, info) < 0)
return -errno;
return 0;
}
int snd_seq_query_next_port(snd_seq_t *seq, snd_seq_port_info_t *info)
{
if (!seq || !info)
return -EINVAL;
info->client = seq->client;
if (ioctl(seq->fd, SND_SEQ_IOCTL_QUERY_NEXT_PORT, info) < 0)
return -errno;
return 0;
}
void snd_seq_set_bit(int nr, void *array)
{
((unsigned int *)array)[nr >> 5] |= 1UL << (nr & 31);