static void device_free(struct audio_device *dev)
{
#ifndef BT_ALT_STACK
if (dev->headset)
headset_free(dev);
if (dev->sink)
sink_free(dev);
if (dev->control)
control_free(dev);
#endif
if (dev->conn)
dbus_connection_unref(dev->conn);
g_free(dev->adapter_path);
g_free(dev->path);
g_free(dev->name);
g_free(dev);
}
void rpc_run(struct status *status)
{
int ret;
DEBUG(2, ("[*] Running RPC command\n"));
/* Init command control */
if (!control_init(status)) {
return;
}
/* Enter control loop */
while (rpc_check_run_flag(status)) {
amqp_rpc_reply_t result;
amqp_envelope_t envelope;
amqp_basic_properties_t response_header;
amqp_bytes_t response_body;
response_header._flags = 0;
amqp_maybe_release_buffers(status->conn);
result = amqp_consume_message(status->conn, &envelope, NULL, 0);
if (result.reply_type != AMQP_RESPONSE_NORMAL) {
if (AMQP_RESPONSE_LIBRARY_EXCEPTION == result.reply_type &&
AMQP_STATUS_UNEXPECTED_STATE == result.library_error)
{
amqp_frame_t frame;
if (AMQP_STATUS_OK != amqp_simple_wait_frame(status->conn, &frame)) {
DEBUG(0, ("[!] Error consuming message\n"));
control_abort(status);
break;
}
if (AMQP_FRAME_METHOD == frame.frame_type) {
switch (frame.payload.method.id) {
case AMQP_BASIC_ACK_METHOD:
/* if we've turned publisher confirms on, and we've published a message
* here is a message being confirmed
*/
break;
case AMQP_BASIC_RETURN_METHOD:
/* if a published message couldn't be routed and the mandatory flag was set
* this is what would be returned. The message then needs to be read.
*/
{
amqp_message_t message;
result = amqp_read_message(status->conn, frame.channel, &message, 0);
if (AMQP_RESPONSE_NORMAL != result.reply_type) {
control_abort(status);
return;
}
amqp_destroy_message(&message);
}
break;
case AMQP_CHANNEL_CLOSE_METHOD:
/* a channel.close method happens when a channel exception occurs, this
* can happen by publishing to an exchange that doesn't exist for example
*
* In this case you would need to open another channel redeclare any queues
* that were declared auto-delete, and restart any consumers that were attached
* to the previous channel
*/
return;
case AMQP_CONNECTION_CLOSE_METHOD:
/* a connection.close method happens when a connection exception occurs,
* this can happen by trying to use a channel that isn't open for example.
*
* In this case the whole connection must be restarted.
*/
return;
default:
DEBUG(0, ("[!] An unexpected method was received %d\n", frame.payload.method.id));
return;
}
continue;
}
continue;
}
DEBUG(0, ("[!] Error consuming message\n"));
control_abort(status);
break;
}
DEBUG(2, ("Delivery %u, exchange %.*s routingkey %.*s\n",
(unsigned) envelope.delivery_tag,
(int) envelope.exchange.len, (char *) envelope.exchange.bytes,
(int) envelope.routing_key.len, (char *) envelope.routing_key.bytes));
if (envelope.message.properties._flags & AMQP_BASIC_CONTENT_TYPE_FLAG) {
DEBUG(2, ("Content-type: %.*s\n",
(int) envelope.message.properties.content_type.len,
(char *) envelope.message.properties.content_type.bytes));
}
if (envelope.message.properties._flags & AMQP_BASIC_REPLY_TO_FLAG) {
response_header._flags |= AMQP_BASIC_REPLY_TO_FLAG;
response_header.reply_to = amqp_bytes_malloc_dup(envelope.message.properties.reply_to);
DEBUG(2, ("Reply-to: %.*s\n",
(int) envelope.message.properties.reply_to.len,
(char *) envelope.message.properties.reply_to.bytes));
}
if (envelope.message.properties._flags & AMQP_BASIC_CORRELATION_ID_FLAG) {
response_header._flags |= AMQP_BASIC_CORRELATION_ID_FLAG;
response_header.correlation_id = amqp_bytes_malloc_dup(envelope.message.properties.correlation_id);
DEBUG(2, ("Correlation-id: %.*s\n",
(int) envelope.message.properties.correlation_id.len,
(char *) envelope.message.properties.correlation_id.bytes));
}
/* Handle the request */
response_body = control_handle(status, envelope.message.body);
DEBUG(2, ("[*] Sending response '%s'\n", (char*)response_body.bytes));
/* Send the response */
response_header._flags |= AMQP_BASIC_CONTENT_TYPE_FLAG;
response_header.content_type = amqp_cstring_bytes("text/plain");
response_header._flags |= AMQP_BASIC_DELIVERY_MODE_FLAG;
response_header.delivery_mode = 1;
ret = amqp_basic_publish(status->conn, 1,
amqp_empty_bytes,
amqp_bytes_malloc_dup(envelope.message.properties.reply_to),
0, /* Mandatory */
0, /* Inmediate */
&response_header,
response_body);
if (ret != AMQP_STATUS_OK) {
DEBUG(0, ("[!] Error publishing command response: %s\n", amqp_error_string2(ret)));
}
//* Free memory */
amqp_destroy_envelope(&envelope);
}
/* Clean up control */
control_free(status);
}
