void zmq::socket_base_t::process_term (int linger_)
{
// Unregister all inproc endpoints associated with this socket.
// Doing this we make sure that no new pipes from other sockets (inproc)
// will be initiated.
unregister_endpoints (this);
// Continue the termination process immediately.
own_t::process_term (linger_);
}
void zmq::socket_base_t::process_term (int linger_)
{
// Unregister all inproc endpoints associated with this socket.
// Doing this we make sure that no new pipes from other sockets (inproc)
// will be initiated.
unregister_endpoints (this);
// Ask all attached pipes to terminate.
for (pipes_t::size_type i = 0; i != pipes.size (); ++i)
pipes [i]->terminate (false);
register_term_acks ((int) pipes.size ());
// Continue the termination process immediately.
own_t::process_term (linger_);
}
static int audio_close(hw_device_t *device)
{
struct a2dp_audio_dev *a2dp_dev = (struct a2dp_audio_dev *)device;
DBG("");
unregister_endpoints();
queue_destroy(loaded_codecs, unload_codec);
loaded_codecs = NULL;
shutdown(listen_sk, SHUT_RDWR);
shutdown(audio_sk, SHUT_RDWR);
pthread_join(ipc_th, NULL);
close(listen_sk);
listen_sk = -1;
free(a2dp_dev);
return 0;
}
static void *ipc_handler(void *data)
{
bool done = false;
struct pollfd pfd;
int sk;
DBG("");
while (!done) {
DBG("Waiting for connection ...");
sk = accept(listen_sk, NULL, NULL);
if (sk < 0) {
int err = errno;
if (err == EINTR)
continue;
if (err != ECONNABORTED && err != EINVAL)
error("audio: Failed to accept socket: %d (%s)",
err, strerror(err));
break;
}
pthread_mutex_lock(&sk_mutex);
audio_sk = sk;
pthread_mutex_unlock(&sk_mutex);
DBG("Audio IPC: Connected");
if (register_endpoints() != AUDIO_STATUS_SUCCESS) {
error("audio: Failed to register endpoints");
unregister_endpoints();
pthread_mutex_lock(&sk_mutex);
shutdown(audio_sk, SHUT_RDWR);
close(audio_sk);
audio_sk = -1;
pthread_mutex_unlock(&sk_mutex);
continue;
}
memset(&pfd, 0, sizeof(pfd));
pfd.fd = audio_sk;
pfd.events = POLLHUP | POLLERR | POLLNVAL;
/* Check if socket is still alive. Empty while loop.*/
while (poll(&pfd, 1, -1) < 0 && errno == EINTR);
if (pfd.revents & (POLLHUP | POLLERR | POLLNVAL)) {
info("Audio HAL: Socket closed");
pthread_mutex_lock(&sk_mutex);
close(audio_sk);
audio_sk = -1;
pthread_mutex_unlock(&sk_mutex);
}
}
/* audio_sk is closed at this point, just cleanup endpoints states */
memset(audio_endpoints, 0, sizeof(audio_endpoints));
info("Closing Audio IPC thread");
return NULL;
}
