/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 973 by schoenebeck, Fri Dec 15 21:40:27 2006 UTC revision 2427 by persson, Sat Mar 2 07:03:04 2013 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005, 2006 Christian Schoenebeck                        *   *   Copyright (C) 2005 - 2013 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This library is free software; you can redistribute it and/or modify  *   *   This library is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 24  Line 24 
24  #ifndef __LSCPSERVER_H_  #ifndef __LSCPSERVER_H_
25  #define __LSCPSERVER_H_  #define __LSCPSERVER_H_
26    
27    #if defined(WIN32)
28    #include <windows.h>
29    typedef int socklen_t;
30    #else
31  #include <unistd.h>  #include <unistd.h>
32  #include <sys/types.h>  #include <sys/types.h>
33  #include <sys/socket.h>  #include <sys/socket.h>
# Line 33  Line 37 
37  #include <netinet/tcp.h>  #include <netinet/tcp.h>
38  #include <arpa/inet.h>  #include <arpa/inet.h>
39  #include <netdb.h>  #include <netdb.h>
40    #endif
41    
42  #include <list>  #include <list>
43    
44  #include "lscp.h"  #include "lscp.h"
45  #include "lscpparser.h"  #include "lscpparser.h"
 #include "lscp.h"  
46  #include "lscpevent.h"  #include "lscpevent.h"
47  #include "../Sampler.h"  #include "../Sampler.h"
48  #include "../common/Thread.h"  #include "../common/Thread.h"
49  #include "../common/Mutex.h"  #include "../common/Mutex.h"
50  #include "../common/Condition.h"  #include "../common/Condition.h"
51    #include "../common/global_private.h"
52    
53  #include "../drivers/midi/MidiInstrumentMapper.h"  #include "../drivers/midi/MidiInstrumentMapper.h"
54    #include "../drivers/midi/VirtualMidiDevice.h"
55    
56    #if HAVE_SQLITE3
57    #include "../db/InstrumentsDb.h"
58    #endif
59    
60  /// TCP Port on which the server should listen for connection requests.  /// TCP Port on which the server should listen for connection requests.
61  #define LSCP_ADDR INADDR_ANY  #define LSCP_ADDR INADDR_ANY
# Line 54  Line 64 
64  /// try up to 3 minutes to bind server socket  /// try up to 3 minutes to bind server socket
65  #define LSCP_SERVER_BIND_TIMEOUT 180  #define LSCP_SERVER_BIND_TIMEOUT 180
66    
 using namespace LinuxSampler;  
   
67  // External references to the main scanner and parser functions  // External references to the main scanner and parser functions
68  extern int yyparse(void* YYPARSE_PARAM);  extern int yyparse(void* YYPARSE_PARAM);
69    
70    namespace LinuxSampler {
71    
72  extern void restart(yyparse_param_t* pparam, int& yychar);  extern void restart(yyparse_param_t* pparam, int& yychar);
73    
74  /**  /**
# Line 68  class LSCPServer : public Thread { Line 79  class LSCPServer : public Thread {
79          LSCPServer(Sampler* pSampler, long int addr, short int port);          LSCPServer(Sampler* pSampler, long int addr, short int port);
80          virtual ~LSCPServer();          virtual ~LSCPServer();
81          int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);          int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);
82            void RemoveListeners();
83    
84          // Methods called by the parser          // Methods called by the parser
85          String DestroyAudioOutputDevice(uint DeviceIndex);          String DestroyAudioOutputDevice(uint DeviceIndex);
# Line 128  class LSCPServer : public Thread { Line 140  class LSCPServer : public Thread {
140          String SetVolume(double dVolume, uint uiSamplerChannel);          String SetVolume(double dVolume, uint uiSamplerChannel);
141          String SetChannelMute(bool bMute, uint uiSamplerChannel);          String SetChannelMute(bool bMute, uint uiSamplerChannel);
142          String SetChannelSolo(bool bSolo, uint uiSamplerChannel);          String SetChannelSolo(bool bSolo, uint uiSamplerChannel);
143          String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name);          String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal);
144          String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);          String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
145          String GetMidiInstrumentMappings(uint MidiMapID);          String GetMidiInstrumentMappings(uint MidiMapID);
146          String GetAllMidiInstrumentMappings();          String GetAllMidiInstrumentMappings();
# Line 145  class LSCPServer : public Thread { Line 157  class LSCPServer : public Thread {
157          String GetMidiInstrumentMap(uint MidiMapID);          String GetMidiInstrumentMap(uint MidiMapID);
158          String SetMidiInstrumentMapName(uint MidiMapID, String NewName);          String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
159          String SetChannelMap(uint uiSamplerChannel, int MidiMapID);          String SetChannelMap(uint uiSamplerChannel, int MidiMapID);
160            String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = "");
161            String DestroyFxSend(uint uiSamplerChannel, uint FxSendID);
162            String GetFxSends(uint uiSamplerChannel);
163            String ListFxSends(uint uiSamplerChannel);
164            String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);
165            String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name);
166            String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);
167            String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
168            String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);
169            String SetFxSendEffect(uint uiSamplerChannel, uint FxSendID, int iSendEffectChain, int iEffectChainPosition);
170    
171            // effect commands
172            String GetAvailableEffects();
173            String ListAvailableEffects();
174            String GetEffectInfo(int iEffectIndex);
175            String CreateEffectInstance(int iEffectIndex);
176            String CreateEffectInstance(String effectSystem, String module, String effectName);
177            String DestroyEffectInstance(int iEffectInstance);
178            String GetEffectInstances();
179            String ListEffectInstances();
180            String GetEffectInstanceInfo(int iEffectInstance);
181            String GetEffectInstanceInputControlInfo(int iEffectInstance, int iInputControlIndex);
182            String SetEffectInstanceInputControlValue(int iEffectInstance, int iInputControlIndex, double dValue);
183            String GetSendEffectChains(int iAudioOutputDevice);
184            String ListSendEffectChains(int iAudioOutputDevice);
185            String AddSendEffectChain(int iAudioOutputDevice);
186            String RemoveSendEffectChain(int iAudioOutputDevice, int iSendEffectChain);
187            String GetSendEffectChainInfo(int iAudioOutputDevice, int iSendEffectChain);
188            String AppendSendEffectChainEffect(int iAudioOutputDevice, int iSendEffectChain, int iEffectInstance);
189            String InsertSendEffectChainEffect(int iAudioOutputDevice, int iSendEffectChain, int iEffectChainPosition, int iEffectInstance);
190            String RemoveSendEffectChainEffect(int iAudioOutputDevice, int iSendEffectChain, int iEffectChainPosition);
191    
192            String AddDbInstrumentDirectory(String Dir);
193            String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
194            String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
195            String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
196            String GetDbInstrumentDirectoryInfo(String Dir);
197            String SetDbInstrumentDirectoryName(String Dir, String Name);
198            String MoveDbInstrumentDirectory(String Dir, String Dst);
199            String CopyDbInstrumentDirectory(String Dir, String Dst);
200            String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
201            String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
202            String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
203            String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false, bool insDir = false);
204            String RemoveDbInstrument(String Instr);
205            String GetDbInstrumentCount(String Dir, bool Recursive = false);
206            String GetDbInstruments(String Dir, bool Recursive = false);
207            String GetDbInstrumentInfo(String Instr);
208            String SetDbInstrumentName(String Instr, String Name);
209            String MoveDbInstrument(String Instr, String Dst);
210            String CopyDbInstrument(String Instr, String Dst);
211            String SetDbInstrumentDescription(String Instr, String Desc);
212            String SetDbInstrumentFilePath(String OldPath, String NewPath);
213            String FindLostDbInstrumentFiles();
214            String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
215            String FormatInstrumentsDb();
216            String EditSamplerChannelInstrument(uint uiSamplerChannel);
217            String GetDbInstrumentsJobInfo(int JobId);
218          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
219          String ResetSampler();          String ResetSampler();
220          String GetServerInfo();          String GetServerInfo();
221            String GetTotalStreamCount();
222          String GetTotalVoiceCount();          String GetTotalVoiceCount();
223          String GetTotalVoiceCountMax();          String GetTotalVoiceCountMax();
224            String GetGlobalMaxVoices();
225            String SetGlobalMaxVoices(int iVoices);
226            String GetGlobalMaxStreams();
227            String SetGlobalMaxStreams(int iStreams);
228            String GetGlobalVolume();
229            String SetGlobalVolume(double dVolume);
230            String GetFileInstruments(String Filename);
231            String ListFileInstruments(String Filename);
232            String GetFileInstrumentInfo(String Filename, uint InstrumentID);
233            String SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2);
234          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
235          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
         String QueryDatabase(String query);  
236          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
237          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
238            void   CloseAllConnections();
239    
240          static int currentSocket;          static int currentSocket;
241          static std::map<int,String> bufferedCommands;          static std::map<int,String> bufferedCommands;
242    
243          static void SendLSCPNotify( LSCPEvent Event );          static void SendLSCPNotify( LSCPEvent Event );
244          static int EventSubscribers( std::list<LSCPEvent::event_t> events );          static int EventSubscribers( std::list<LSCPEvent::event_t> events );
245          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }          static String FilterEndlines(String s);
246          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }  
247            //Protect main thread that generates real time notify messages
248            //like voice count, stream count and buffer fill
249            //from LSCP server removing engines and channels from underneath
250            static Mutex RTNotifyMutex;
251    
252      protected:      protected:
253          int            hSocket;          int            hSocket;
# Line 184  class LSCPServer : public Thread { Line 269  class LSCPServer : public Thread {
269           */           */
270          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
271    
272            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
273    
274                    /**
275                     * Gets the specified effect send on the specified sampler channel.
276                     */
277                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
278    
279          bool HasSoloChannel();          bool HasSoloChannel();
280          void MuteNonSoloChannels();          void MuteNonSoloChannels();
281          void UnmuteChannels();          void UnmuteChannels();
282    
283            /**
284             * Throws an exception if the specified file is not found or
285             * if directory is specified.
286             */
287            static void VerifyFile(String Filename);
288    
289          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
290          static Mutex NotifyMutex;          static Mutex NotifyMutex;
291          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 198  class LSCPServer : public Thread { Line 296  class LSCPServer : public Thread {
296          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
297          static fd_set fdSet;          static fd_set fdSet;
298    
299          //Protect main thread that generates real time notify messages          class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
300          //like voice count, stream count and buffer fill              public MidiDeviceCountListener, public MidiInstrumentCountListener,
301          //from LSCP server removing engines and channels from underneath              public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
302          static Mutex RTNotifyMutex;              public MidiInstrumentMapInfoListener, public FxSendCountListener,
303                public VoiceCountListener, public StreamCountListener, public BufferFillListener,
304                public TotalStreamCountListener, public TotalVoiceCountListener,
305                public EngineChangeListener, public MidiPortCountListener {
306    
307                public:
308                    EventHandler(LSCPServer* pParent);
309    
310                    /**
311                     * Invoked when the number of sampler channels has changed.
312                     * @param NewCount The new number of sampler channels.
313                     */
314                    virtual void ChannelCountChanged(int NewCount);
315                    virtual void ChannelAdded(SamplerChannel* pChannel);
316                    virtual void ChannelToBeRemoved(SamplerChannel* pChannel);
317    
318                    /**
319                     * Invoked when the number of audio output devices has changed.
320                     * @param NewCount The new number of audio output devices.
321                     */
322                    virtual void AudioDeviceCountChanged(int NewCount);
323    
324                    /**
325                     * Invoked when the number of MIDI input devices has changed.
326                     * @param NewCount The new number of MIDI input devices.
327                     */
328                    virtual void MidiDeviceCountChanged(int NewCount);
329    
330                    /**
331                     * Invoked right before the supplied MIDI input device is going
332                     * to be destroyed.
333                     * @param pDevice MidiInputDevice to be deleted
334                     */
335                    virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice);
336    
337                    /**
338                     * Invoked to inform that a new MidiInputDevice has just been
339                     * created.
340                     * @param pDevice newly created MidiInputDevice
341                     */
342                    virtual void MidiDeviceCreated(MidiInputDevice* pDevice);
343    
344                    /**
345                     * Invoked when the number of MIDI input ports has changed.
346                     * @param NewCount The new number of MIDI input ports.
347                     */
348                    virtual void MidiPortCountChanged(int NewCount);
349    
350                    /**
351                     * Invoked right before the supplied MIDI input port is going
352                     * to be destroyed.
353                     * @param pPort MidiInputPort to be deleted
354                     */
355                    virtual void MidiPortToBeRemoved(MidiInputPort* pPort);
356    
357                    /**
358                     * Invoked to inform that a new MidiInputPort has just been
359                     * added.
360                     * @param pPort newly created MidiInputPort
361                     */
362                    virtual void MidiPortAdded(MidiInputPort* pPort);
363    
364                    /**
365                     * Invoked when the number of MIDI instruments has changed.
366                     * @param MapId The numerical ID of the MIDI instrument map.
367                     * @param NewCount The new number of MIDI instruments.
368                     */
369                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
370    
371                    /**
372                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
373                     * @param MapId The numerical ID of the MIDI instrument map.
374                     * @param Bank The index of the MIDI bank, containing the instrument.
375                     * @param Program The MIDI program number of the instrument.
376                     */
377                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
378    
379                    /**
380                     * Invoked when the number of MIDI instrument maps has changed.
381                     * @param NewCount The new number of MIDI instruments.
382                     */
383                    virtual void MidiInstrumentMapCountChanged(int NewCount);
384    
385                    /**
386                     * Invoked when the settings of a MIDI instrument map are changed.
387                     * @param MapId The numerical ID of the MIDI instrument map.
388                     */
389                    virtual void MidiInstrumentMapInfoChanged(int MapId);
390    
391                    /**
392                     * Invoked when the number of effect sends
393                     * on the specified sampler channel has changed.
394                     * @param ChannelId The numerical ID of the sampler channel.
395                     * @param NewCount The new number of effect sends.
396                     */
397                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
398    
399                    /**
400                     * Invoked when the number of active voices
401                     * on the specified sampler channel has changed.
402                     * @param ChannelId The numerical ID of the sampler channel.
403                     * @param NewCount The new number of active voices.
404                     */
405                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
406    
407                    /**
408                     * Invoked when the number of active disk streams
409                     * on the specified sampler channel has changed.
410                     * @param ChannelId The numerical ID of the sampler channel.
411                     * @param NewCount The new number of active disk streams.
412                     */
413                    virtual void StreamCountChanged(int ChannelId, int NewCount);
414    
415                    /**
416                     * Invoked when the fill state of the disk stream
417                     * buffers on the specified sampler channel is changed.
418                     * @param ChannelId The numerical ID of the sampler channel.
419                     * @param FillData The buffer fill data for the specified sampler channel.
420                     */
421                    virtual void BufferFillChanged(int ChannelId, String FillData);
422    
423                    /**
424                     * Invoked when the total number of active voices is changed.
425                     * @param NewCount The new number of active voices.
426                     */
427                    virtual void TotalVoiceCountChanged(int NewCount);
428                    virtual void TotalStreamCountChanged(int NewCount);
429    
430                    virtual void EngineToBeChanged(int ChannelId);
431                    virtual void EngineChanged(int ChannelId);
432    
433                    virtual ~EventHandler();
434    
435                    struct midi_listener_entry {
436                        SamplerChannel* pSamplerChannel;
437                        EngineChannel* pEngineChannel;
438                        VirtualMidiDevice* pMidiListener;
439                    };
440    
441                    std::vector<midi_listener_entry> channelMidiListeners;
442    
443                    struct device_midi_listener_entry {
444                        MidiInputPort* pPort;
445                        VirtualMidiDevice* pMidiListener;
446                        uint uiDeviceID;
447                    };
448    
449                    std::vector<device_midi_listener_entry> deviceMidiListeners;
450    
451                private:
452                    LSCPServer* pParent;
453            } eventHandler;
454    
455    #if HAVE_SQLITE3
456            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
457                public:
458                    virtual void DirectoryCountChanged(String Dir);
459                    virtual void DirectoryInfoChanged(String Dir);
460                    virtual void DirectoryNameChanged(String Dir, String NewName);
461                    virtual void InstrumentCountChanged(String Dir);
462                    virtual void InstrumentInfoChanged(String Instr);
463                    virtual void InstrumentNameChanged(String Instr, String NewName);
464                    virtual void JobStatusChanged(int JobId);
465            } dbInstrumentsEventHandler;
466    #endif // HAVE_SQLITE3
467  };  };
468    
469    }
470    
471  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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