/* * Carla Plugin Host * Copyright (C) 2011-2019 Filipe Coelho * * This program 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 any later version. * * This program 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 more details. * * For a full copy of the GNU General Public License see the doc/GPL.txt file. */ #ifndef CARLA_ENGINE_OSC_HPP_INCLUDED #define CARLA_ENGINE_OSC_HPP_INCLUDED #include "CarlaDefines.h" #ifdef HAVE_LIBLO #include "CarlaBackend.h" #include "CarlaOscUtils.hpp" #include "CarlaString.hpp" #define CARLA_ENGINE_OSC_HANDLE_ARGS CarlaPlugin* const plugin, const int argc, const lo_arg* const* const argv, const char* const types #define CARLA_ENGINE_OSC_CHECK_OSC_TYPES(/* argc, types, */ argcToCompare, typesToCompare) \ /* check argument count */ \ if (argc != argcToCompare) \ { \ carla_stderr("CarlaEngineOsc::%s() - argument count mismatch: %i != %i", __FUNCTION__, argc, argcToCompare); \ return 1; \ } \ if (argc > 0) \ { \ /* check for nullness */ \ if (types == nullptr || typesToCompare == nullptr) \ { \ carla_stderr("CarlaEngineOsc::%s() - argument types are null", __FUNCTION__); \ return 1; \ } \ /* check argument types */ \ if (std::strcmp(types, typesToCompare) != 0) \ { \ carla_stderr("CarlaEngineOsc::%s() - argument types mismatch: '%s' != '%s'", __FUNCTION__, types, typesToCompare); \ return 1; \ } \ } CARLA_BACKEND_START_NAMESPACE // ----------------------------------------------------------------------- class CarlaEngineOsc { public: CarlaEngineOsc(CarlaEngine* const engine) noexcept; ~CarlaEngineOsc() noexcept; void init(const char* const name, int tcpPort, int udpPort) noexcept; void idle() const noexcept; void close() noexcept; // ------------------------------------------------------------------- const CarlaString& getServerPathTCP() const noexcept { return fServerPathTCP; } const CarlaString& getServerPathUDP() const noexcept { return fServerPathUDP; } // ------------------------------------------------------------------- bool isControlRegisteredForTCP() const noexcept { return fControlDataTCP.target != nullptr; } bool isControlRegisteredForUDP() const noexcept { return fControlDataUDP.target != nullptr; } // ------------------------------------------------------------------- // TCP void sendCallback(const EngineCallbackOpcode action, const uint pluginId, const int value1, const int value2, const int value3, const float valuef, const char* const valueStr) const noexcept; void sendPluginInfo(const CarlaPlugin* const plugin) const noexcept; void sendPluginPortCount(const CarlaPlugin* const plugin) const noexcept; void sendPluginParameterInfo(const CarlaPlugin* const plugin, const uint32_t index) const noexcept; void sendPluginDataCount(const CarlaPlugin* const plugin) const noexcept; void sendPluginProgramCount(const CarlaPlugin* const plugin) const noexcept; void sendPluginProgram(const CarlaPlugin* const plugin, const uint32_t index) const noexcept; void sendPluginMidiProgram(const CarlaPlugin* const plugin, const uint32_t index) const noexcept; void sendPluginCustomData(const CarlaPlugin* const plugin, const uint32_t index) const noexcept; void sendPluginInternalParameterValues(const CarlaPlugin* const plugin) const noexcept; void sendPing() const noexcept; void sendResponse(const int messageId, const char* const error) const noexcept; void sendExit() const noexcept; // ------------------------------------------------------------------- // UDP void sendRuntimeInfo() const noexcept; void sendParameterValue(const uint pluginId, const uint32_t index, const float value) const noexcept; void sendPeaks(const uint pluginId, const float peaks[4]) const noexcept; // ------------------------------------------------------------------- private: CarlaEngine* const fEngine; // for carla-control CarlaOscData fControlDataTCP; CarlaOscData fControlDataUDP; CarlaString fName; CarlaString fServerPathTCP; CarlaString fServerPathUDP; lo_server fServerTCP; lo_server fServerUDP; // ------------------------------------------------------------------- int handleMessage(const bool isTCP, const char* const path, const int argc, const lo_arg* const* const argv, const char* const types, const lo_message msg); int handleMsgRegister(const bool isTCP, const int argc, const lo_arg* const* const argv, const char* const types); int handleMsgUnregister(const bool isTCP, const int argc, const lo_arg* const* const argv, const char* const types); int handleMsgControl(const char* const method, const int argc, const lo_arg* const* const argv, const char* const types); // Internal methods int handleMsgSetActive(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetDryWet(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetVolume(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetBalanceLeft(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetBalanceRight(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetPanning(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetParameterValue(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetParameterMidiCC(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetParameterMidiChannel(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetProgram(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgSetMidiProgram(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgNoteOn(CARLA_ENGINE_OSC_HANDLE_ARGS); int handleMsgNoteOff(CARLA_ENGINE_OSC_HANDLE_ARGS); // ----------------------------------------------------------------------- static void osc_error_handler_TCP(int num, const char* msg, const char* path) { carla_stderr("CarlaEngineOsc::osc_error_handler_TCP(%i, \"%s\", \"%s\")", num, msg, path); } static void osc_error_handler_UDP(int num, const char* msg, const char* path) { carla_stderr("CarlaEngineOsc::osc_error_handler_UDP(%i, \"%s\", \"%s\")", num, msg, path); } static int osc_message_handler_TCP(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg, void* userData) { return ((CarlaEngineOsc*)userData)->handleMessage(true, path, argc, argv, types, msg); } static int osc_message_handler_UDP(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg, void* userData) { return ((CarlaEngineOsc*)userData)->handleMessage(false, path, argc, argv, types, msg); } CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaEngineOsc) }; // ----------------------------------------------------------------------- CARLA_BACKEND_END_NAMESPACE #endif // HAVE_LIBLO #endif // CARLA_ENGINE_OSC_HPP_INCLUDED