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+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ *
+ * Ingen is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef OSCCLIENTRECEIVER_H
+#define OSCCLIENTRECEIVER_H
+
+#include <cstdlib>
+#include <boost/utility.hpp>
+#include <lo/lo.h>
+#include "interface/ClientInterface.hpp"
+#include "raul/Deletable.hpp"
+
+namespace Ingen {
+namespace Client {
+
+/** Arguments to a liblo handler */
+#define LO_HANDLER_ARGS const char* path, const char* types, lo_arg** argv, int argc, lo_message msg
+
+/** Define a static handler to be passed to lo_add_method, which is a trivial
+ * wrapper around a non-static method that does the real work. */
+#define LO_HANDLER(name) \
+int _##name##_cb (LO_HANDLER_ARGS);\
+inline static int name##_cb(LO_HANDLER_ARGS, void* osc_listener)\
+{ return ((OSCClientReceiver*)osc_listener)->_##name##_cb(path, types, argv, argc, msg); }
+
+
+/** Callbacks for "notification band" OSC messages.
+ *
+ * Receives all notification of engine state, but not replies on the "control
+ * band". See OSC namespace documentation for details.
+ *
+ * Right now this class and Comm share the same lo_server_thread and the barrier
+ * between them is a bit odd, but eventually this class will be able to listen
+ * on a completely different port (ie have it's own lo_server_thread) to allow
+ * things like listening to the notification band over TCP while sending commands
+ * on the control band over UDP.
+ *
+ * \ingroup IngenClient
+ */
+class OSCClientReceiver : public boost::noncopyable, public Raul::Deletable
+{
+public:
+ OSCClientReceiver(int listen_port, SharedPtr<Shared::ClientInterface> target);
+ ~OSCClientReceiver();
+
+ std::string uri() const { return lo_server_thread_get_url(_st); }
+
+ void start(bool dump_osc);
+ void stop();
+
+ int listen_port() { return _listen_port; }
+ std::string listen_url() { return lo_server_thread_get_url(_st); }
+
+private:
+ void setup_callbacks();
+
+ static void lo_error_cb(int num, const char* msg, const char* path);
+
+ static int generic_cb(const char* path, const char* types, lo_arg** argv, int argc, void* data, void* user_data);
+ static int unknown_cb(const char* path, const char* types, lo_arg** argv, int argc, void* data, void* osc_receiver);
+
+ SharedPtr<Shared::ClientInterface> _target;
+
+ int _listen_port;
+ lo_server_thread _st;
+
+ LO_HANDLER(error);
+ LO_HANDLER(response_ok);
+ LO_HANDLER(response_error);
+ LO_HANDLER(plugin);
+ LO_HANDLER(plugin_list_end);
+ LO_HANDLER(new_patch);
+ LO_HANDLER(destroyed);
+ LO_HANDLER(patch_cleared);
+ LO_HANDLER(object_renamed);
+ LO_HANDLER(connection);
+ LO_HANDLER(disconnection);
+ LO_HANDLER(new_node);
+ LO_HANDLER(new_port);
+ LO_HANDLER(set_variable);
+ LO_HANDLER(set_property);
+ LO_HANDLER(set_port_value);
+ LO_HANDLER(set_voice_value);
+ LO_HANDLER(port_activity);
+ LO_HANDLER(program_add);
+ LO_HANDLER(program_remove);
+};
+
+
+} // namespace Client
+} // namespace Ingen
+
+#endif // OSCCLIENTRECEIVER_H