Addresses issue #47 where rtpMIDI doesn't hear Feedback messages over…

… the control port

README.md

@@ -116,6 +116,9 @@ remote.connect
 		To connect directly to a server/port, use the format:
 			remote.connect = [address]:port
 			A port number must be specified if making a direct connection.
+remote.use_control
+	Indicates whether CK (AppleMIDI Feedback) messages are sent to the a remote connection using the control port.
+	Default is yes
 client.name
 	Name to use when connecting to remote service. If not defined, service.name will be used.
 network.socket_timeout

raveloxmidi/man/raveloxmidi.1.in

@@ -98,6 +98,11 @@ To connect directly to a server/port, use the format:
 .br
 A port number \fBmust\fP be specified if making a direct connection.
 .TP
+.B remote.use_control
+Indicates whether CK (AppleMIDI Feedback) messages are sent to the a remote connection using the control port.
+.br
+Default is yes
+.TP
 .B network.socket_timeout
 Polling timeout for the listening sockets.
 .br

raveloxmidi/src/remote_connection.c

@@ -276,6 +276,7 @@ static void *remote_connect_sync_thread( void *data )
 	fd_set read_fds;
 	struct timeval tv;
 	int sync_interval = 0;
+	int use_control = 0;
 
 	logging_printf( LOGGING_DEBUG, "remote_connect_sync_thread: start\n");
 	logging_printf( LOGGING_DEBUG, "rmeote_connect_sync_thread: sync.interval=%s\n", config_string_get("sync.interval"));
@@ -286,6 +287,15 @@ static void *remote_connect_sync_thread( void *data )
 	remote_service_name = config_string_get("remote.connect");
 	sync_interval = config_int_get("sync.interval");
 
+	/* Determine if CK messages are sent over the control port or not */
+	/* This is a workaround for rtpMIDI not responding unless CK messages are sent via the data port */
+	if( config_is_set("remote.use_control") )
+	{
+		use_control = ( is_yes( config_string_get("remote.use_control") ) ? 1 : 0 );
+	} else {
+		use_control = 1;
+	}
+
 	do
 	{
 		ctx = net_ctx_find_by_name( remote_service_name );
@@ -306,7 +316,7 @@ static void *remote_connect_sync_thread( void *data )
 			break;
 		}
 		response = net_response_sync( ctx->send_ssrc , ctx->start );
-		net_ctx_send( ctx, response->buffer, response->len, USE_CONTROL_PORT );
+		net_ctx_send( ctx, response->buffer, response->len, use_control );
 		hex_dump( response->buffer, response->len );
 		net_response_destroy( &response );
 	} while( 1 );