/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 1130 by iliev, Sun Mar 25 18:59:14 2007 UTC revision 1771 by iliev, Wed Sep 10 15:02:24 2008 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 - 2007 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2008 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 150  class LSCPServer : public Thread { Line 161  class LSCPServer : public Thread {
161          String GetFxSends(uint uiSamplerChannel);          String GetFxSends(uint uiSamplerChannel);
162          String ListFxSends(uint uiSamplerChannel);          String ListFxSends(uint uiSamplerChannel);
163          String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);          String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);
164            String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name);
165          String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);          String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);
166          String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);          String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
167          String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);          String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);
168            String AddDbInstrumentDirectory(String Dir);
169            String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
170            String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
171            String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
172            String GetDbInstrumentDirectoryInfo(String Dir);
173            String SetDbInstrumentDirectoryName(String Dir, String Name);
174            String MoveDbInstrumentDirectory(String Dir, String Dst);
175            String CopyDbInstrumentDirectory(String Dir, String Dst);
176            String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
177            String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
178            String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
179            String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false);
180            String RemoveDbInstrument(String Instr);
181            String GetDbInstrumentCount(String Dir, bool Recursive = false);
182            String GetDbInstruments(String Dir, bool Recursive = false);
183            String GetDbInstrumentInfo(String Instr);
184            String SetDbInstrumentName(String Instr, String Name);
185            String MoveDbInstrument(String Instr, String Dst);
186            String CopyDbInstrument(String Instr, String Dst);
187            String SetDbInstrumentDescription(String Instr, String Desc);
188            String SetDbInstrumentFilePath(String OldPath, String NewPath);
189            String FindLostDbInstrumentFiles();
190            String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
191            String FormatInstrumentsDb();
192            String EditSamplerChannelInstrument(uint uiSamplerChannel);
193            String GetDbInstrumentsJobInfo(int JobId);
194          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
195          String ResetSampler();          String ResetSampler();
196          String GetServerInfo();          String GetServerInfo();
197            String GetTotalStreamCount();
198          String GetTotalVoiceCount();          String GetTotalVoiceCount();
199          String GetTotalVoiceCountMax();          String GetTotalVoiceCountMax();
200          String GetGlobalVolume();          String GetGlobalVolume();
201          String SetGlobalVolume(double dVolume);          String SetGlobalVolume(double dVolume);
202            String GetFileInstruments(String Filename);
203            String ListFileInstruments(String Filename);
204            String GetFileInstrumentInfo(String Filename, uint InstrumentID);
205            String SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2);
206          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
207          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
         String QueryDatabase(String query);  
208          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
209          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
210    
# Line 171  class LSCPServer : public Thread { Line 213  class LSCPServer : public Thread {
213    
214          static void SendLSCPNotify( LSCPEvent Event );          static void SendLSCPNotify( LSCPEvent Event );
215          static int EventSubscribers( std::list<LSCPEvent::event_t> events );          static int EventSubscribers( std::list<LSCPEvent::event_t> events );
216          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }      static void LockRTNotify();
217          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }      static void UnlockRTNotify();
218        static String FilterEndlines(String s);
219    
220      protected:      protected:
221          int            hSocket;          int            hSocket;
# Line 194  class LSCPServer : public Thread { Line 237  class LSCPServer : public Thread {
237           */           */
238          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
239    
240            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
241    
242                    /**
243                     * Gets the specified effect send on the specified sampler channel.
244                     */
245                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
246    
247          bool HasSoloChannel();          bool HasSoloChannel();
248          void MuteNonSoloChannels();          void MuteNonSoloChannels();
249          void UnmuteChannels();          void UnmuteChannels();
250    
251            /**
252             * Throws an exception if the specified file is not found or
253             * if directory is specified.
254             */
255            static void VerifyFile(String Filename);
256    
257          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
258          static Mutex NotifyMutex;          static Mutex NotifyMutex;
259          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 213  class LSCPServer : public Thread { Line 269  class LSCPServer : public Thread {
269          //from LSCP server removing engines and channels from underneath          //from LSCP server removing engines and channels from underneath
270          static Mutex RTNotifyMutex;          static Mutex RTNotifyMutex;
271    
272          class LscpChannelCountListener : public ChannelCountListener {          class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
273               public:              public MidiDeviceCountListener, public MidiInstrumentCountListener,
274                public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
275                public MidiInstrumentMapInfoListener, public FxSendCountListener,
276                public VoiceCountListener, public StreamCountListener, public BufferFillListener,
277                public TotalStreamCountListener, public TotalVoiceCountListener,
278                public EngineChangeListener, public MidiPortCountListener {
279    
280                public:
281                    EventHandler(LSCPServer* pParent);
282    
283                  /**                  /**
284                   * Invoked when the number of sampler channels has changed.                   * Invoked when the number of sampler channels has changed.
285                   * @param NewCount The new number of sampler channels.                   * @param NewCount The new number of sampler channels.
286                   */                   */
287                  virtual void ChannelCountChanged(int NewCount);                  virtual void ChannelCountChanged(int NewCount);
288          } channelCountListener;                  virtual void ChannelAdded(SamplerChannel* pChannel);
289                            virtual void ChannelToBeRemoved(SamplerChannel* pChannel);
290          class LscpAudioDeviceCountListener : public AudioDeviceCountListener {  
             public:  
291                  /**                  /**
292                   * Invoked when the number of audio output devices has changed.                   * Invoked when the number of audio output devices has changed.
293                   * @param NewCount The new number of audio output devices.                   * @param NewCount The new number of audio output devices.
294                   */                   */
295                  virtual void AudioDeviceCountChanged(int NewCount);                  virtual void AudioDeviceCountChanged(int NewCount);
         } audioDeviceCountListener;  
296    
         class LscpMidiDeviceCountListener : public MidiDeviceCountListener {  
             public:  
297                  /**                  /**
298                   * Invoked when the number of MIDI input devices has changed.                   * Invoked when the number of MIDI input devices has changed.
299                   * @param NewCount The new number of MIDI input devices.                   * @param NewCount The new number of MIDI input devices.
300                   */                   */
301                  virtual void MidiDeviceCountChanged(int NewCount);                  virtual void MidiDeviceCountChanged(int NewCount);
302          } midiDeviceCountListener;  
303                            /**
304          class LscpMidiInstrumentCountListener : public MidiInstrumentCountListener {                   * Invoked right before the supplied MIDI input device is going
305              public:                   * to be destroyed.
306                     * @param pDevice MidiInputDevice to be deleted
307                     */
308                    virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice);
309    
310                    /**
311                     * Invoked to inform that a new MidiInputDevice has just been
312                     * created.
313                     * @param pDevice newly created MidiInputDevice
314                     */
315                    virtual void MidiDeviceCreated(MidiInputDevice* pDevice);
316    
317                    /**
318                     * Invoked when the number of MIDI input ports has changed.
319                     * @param NewCount The new number of MIDI input ports.
320                     */
321                    virtual void MidiPortCountChanged(int NewCount);
322    
323                    /**
324                     * Invoked right before the supplied MIDI input port is going
325                     * to be destroyed.
326                     * @param pPort MidiInputPort to be deleted
327                     */
328                    virtual void MidiPortToBeRemoved(MidiInputPort* pPort);
329    
330                    /**
331                     * Invoked to inform that a new MidiInputPort has just been
332                     * added.
333                     * @param pPort newly created MidiInputPort
334                     */
335                    virtual void MidiPortAdded(MidiInputPort* pPort);
336    
337                  /**                  /**
338                   * Invoked when the number of MIDI instruments has changed.                   * Invoked when the number of MIDI instruments has changed.
339                   * @param MapId The numerical ID of the MIDI instrument map.                   * @param MapId The numerical ID of the MIDI instrument map.
340                   * @param NewCount The new number of MIDI instruments.                   * @param NewCount The new number of MIDI instruments.
341                   */                   */
342                  virtual void MidiInstrumentCountChanged(int MapId, int NewCount);                  virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
         } midiInstrumentCountListener;  
343    
         class LscpMidiInstrumentInfoListener : public MidiInstrumentInfoListener {  
             public:  
344                  /**                  /**
345                   * Invoked when a MIDI instrument in a MIDI instrument map is changed.                   * Invoked when a MIDI instrument in a MIDI instrument map is changed.
346                   * @param MapId The numerical ID of the MIDI instrument map.                   * @param MapId The numerical ID of the MIDI instrument map.
# Line 259  class LSCPServer : public Thread { Line 348  class LSCPServer : public Thread {
348                   * @param Program The MIDI program number of the instrument.                   * @param Program The MIDI program number of the instrument.
349                   */                   */
350                  virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);                  virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
351          } midiInstrumentInfoListener;  
352                            /**
         class LscpMidiInstrumentMapCountListener : public MidiInstrumentMapCountListener {  
             public:  
                /**  
353                   * Invoked when the number of MIDI instrument maps has changed.                   * Invoked when the number of MIDI instrument maps has changed.
354                   * @param NewCount The new number of MIDI instruments.                   * @param NewCount The new number of MIDI instruments.
355                   */                   */
356                  virtual void MidiInstrumentMapCountChanged(int NewCount);                  virtual void MidiInstrumentMapCountChanged(int NewCount);
         } midiInstrumentMapCountListener;  
357    
         class LscpMidiInstrumentMapInfoListener : public MidiInstrumentMapInfoListener {  
             public:  
358                  /**                  /**
359                   * Invoked when the settings of a MIDI instrument map are changed.                   * Invoked when the settings of a MIDI instrument map are changed.
360                   * @param MapId The numerical ID of the MIDI instrument map.                   * @param MapId The numerical ID of the MIDI instrument map.
361                   */                   */
362                  virtual void MidiInstrumentMapInfoChanged(int MapId);                  virtual void MidiInstrumentMapInfoChanged(int MapId);
363          } midiInstrumentMapInfoListener;  
           
         class LscpFxSendCountListener : public FxSendCountListener {  
             public:  
364                  /**                  /**
365                   * Invoked when the number of effect sends                   * Invoked when the number of effect sends
366                   * on the specified sampler channel has changed.                   * on the specified sampler channel has changed.
# Line 288  class LSCPServer : public Thread { Line 368  class LSCPServer : public Thread {
368                   * @param NewCount The new number of effect sends.                   * @param NewCount The new number of effect sends.
369                   */                   */
370                  virtual void FxSendCountChanged(int ChannelId, int NewCount);                  virtual void FxSendCountChanged(int ChannelId, int NewCount);
371          } fxSendCountListener;  
           
         class LscpVoiceCountListener : public VoiceCountListener {  
             public:  
372                  /**                  /**
373                   * Invoked when the number of active voices                   * Invoked when the number of active voices
374                   * on the specified sampler channel has changed.                   * on the specified sampler channel has changed.
# Line 299  class LSCPServer : public Thread { Line 376  class LSCPServer : public Thread {
376                   * @param NewCount The new number of active voices.                   * @param NewCount The new number of active voices.
377                   */                   */
378                  virtual void VoiceCountChanged(int ChannelId, int NewCount);                  virtual void VoiceCountChanged(int ChannelId, int NewCount);
         } voiceCountListener;  
379    
         class LscpStreamCountListener : public StreamCountListener {  
             public:  
380                  /**                  /**
381                   * Invoked when the number of active disk streams                   * Invoked when the number of active disk streams
382                   * on the specified sampler channel has changed.                   * on the specified sampler channel has changed.
# Line 310  class LSCPServer : public Thread { Line 384  class LSCPServer : public Thread {
384                   * @param NewCount The new number of active disk streams.                   * @param NewCount The new number of active disk streams.
385                   */                   */
386                  virtual void StreamCountChanged(int ChannelId, int NewCount);                  virtual void StreamCountChanged(int ChannelId, int NewCount);
         } streamCountListener;  
387    
         class LscpBufferFillListener : public BufferFillListener {  
             public:  
388                  /**                  /**
389                   * Invoked when the fill state of the disk stream                   * Invoked when the fill state of the disk stream
390                   * buffers on the specified sampler channel is changed.                   * buffers on the specified sampler channel is changed.
# Line 321  class LSCPServer : public Thread { Line 392  class LSCPServer : public Thread {
392                   * @param FillData The buffer fill data for the specified sampler channel.                   * @param FillData The buffer fill data for the specified sampler channel.
393                   */                   */
394                  virtual void BufferFillChanged(int ChannelId, String FillData);                  virtual void BufferFillChanged(int ChannelId, String FillData);
         } bufferFillListener;  
395    
         class LscpTotalVoiceCountListener : public TotalVoiceCountListener {  
             public:  
396                  /**                  /**
397                   * Invoked when the total number of active voices is changed.                   * Invoked when the total number of active voices is changed.
398                   * @param NewCount The new number of active voices.                   * @param NewCount The new number of active voices.
399                   */                   */
400                  virtual void TotalVoiceCountChanged(int NewCount);                  virtual void TotalVoiceCountChanged(int NewCount);
401          } totalVoiceCountListener;                  virtual void TotalStreamCountChanged(int NewCount);
402    
403                    virtual void EngineToBeChanged(int ChannelId);
404                    virtual void EngineChanged(int ChannelId);
405    
406                    virtual ~EventHandler();
407    
408                    struct midi_listener_entry {
409                        SamplerChannel* pSamplerChannel;
410                        EngineChannel* pEngineChannel;
411                        VirtualMidiDevice* pMidiListener;
412                    };
413    
414                    std::vector<midi_listener_entry> channelMidiListeners;
415    
416                    struct device_midi_listener_entry {
417                        MidiInputPort* pPort;
418                        VirtualMidiDevice* pMidiListener;
419                        uint uiDeviceID;
420                    };
421    
422                    std::vector<device_midi_listener_entry> deviceMidiListeners;
423    
424                private:
425                    LSCPServer* pParent;
426            } eventHandler;
427    
428    #if HAVE_SQLITE3
429            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
430                public:
431                    virtual void DirectoryCountChanged(String Dir);
432                    virtual void DirectoryInfoChanged(String Dir);
433                    virtual void DirectoryNameChanged(String Dir, String NewName);
434                    virtual void InstrumentCountChanged(String Dir);
435                    virtual void InstrumentInfoChanged(String Instr);
436                    virtual void InstrumentNameChanged(String Instr, String NewName);
437                    virtual void JobStatusChanged(int JobId);
438            } dbInstrumentsEventHandler;
439    #endif // HAVE_SQLITE3
440  };  };
441    
442    }
443    
444  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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