/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 705 by schoenebeck, Wed Jul 20 21:43:23 2005 UTC revision 2135 by schoenebeck, Thu Sep 30 20:00:43 2010 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 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"
 #include "lscpinstrumentloader.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"
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 53  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 67  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 127  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, bool bModal);
144            String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
145            String GetMidiInstrumentMappings(uint MidiMapID);
146            String GetAllMidiInstrumentMappings();
147            String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
148            String ListMidiInstrumentMappings(uint MidiMapID);
149            String ListAllMidiInstrumentMappings();
150            String ClearMidiInstrumentMappings(uint MidiMapID);
151            String ClearAllMidiInstrumentMappings();
152            String AddMidiInstrumentMap(String MapName = "");
153            String RemoveMidiInstrumentMap(uint MidiMapID);
154            String RemoveAllMidiInstrumentMaps();
155            String GetMidiInstrumentMaps();
156            String ListMidiInstrumentMaps();
157            String GetMidiInstrumentMap(uint MidiMapID);
158            String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
159            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    
170            // effect commands
171            String GetAvailableEffects();
172            String ListAvailableEffects();
173            String GetEffectInfo(int iEffectIndex);
174            String CreateEffectInstance(int index);
175            String CreateEffectInstance(String effectSystem, String module, String effectName);
176            String DestroyEffectInstance(int iEffectID);
177            String GetEffectInstances();
178            String ListEffectInstances();
179            String GetEffectInstanceInfo(int iEffectInstanceIndex);
180            String GetEffectInstanceInputControlInfo(int iEffectInstanceIndex, int iInputControlIndex);
181            String SetEffectInstanceInputControl(int iEffectInstanceIndex, int iInputControlIndex, double dValue);
182            String GetMasterEffectChains(int iAudioOutputDevice);
183            String ListMasterEffectChains(int iAudioOutputDevice);
184            String AddMasterEffectChain(int iAudioOutputDevice);
185            String RemoveMasterEffectChain(int iAudioOutputDevice, int iMasterEffectChain);
186            String GetMasterEffectChainInfo(int iAudioOutputDevice, int iMasterEffectChain);
187            String AppendMasterEffectChainEffect(int iAudioOutputDevice, int iMasterEffectChain, int iEffectInstance);
188            String InsertMasterEffectChainEffect(int iAudioOutputDevice, int iMasterEffectChain, int iEffectInstance, int iEffectChainPosition);
189            String RemoveMasterEffectChainEffect(int iAudioOutputDevice, int iMasterEffectChain, int iEffectInstance);
190    
191            String AddDbInstrumentDirectory(String Dir);
192            String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
193            String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
194            String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
195            String GetDbInstrumentDirectoryInfo(String Dir);
196            String SetDbInstrumentDirectoryName(String Dir, String Name);
197            String MoveDbInstrumentDirectory(String Dir, String Dst);
198            String CopyDbInstrumentDirectory(String Dir, String Dst);
199            String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
200            String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
201            String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
202            String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false, bool insDir = false);
203            String RemoveDbInstrument(String Instr);
204            String GetDbInstrumentCount(String Dir, bool Recursive = false);
205            String GetDbInstruments(String Dir, bool Recursive = false);
206            String GetDbInstrumentInfo(String Instr);
207            String SetDbInstrumentName(String Instr, String Name);
208            String MoveDbInstrument(String Instr, String Dst);
209            String CopyDbInstrument(String Instr, String Dst);
210            String SetDbInstrumentDescription(String Instr, String Desc);
211            String SetDbInstrumentFilePath(String OldPath, String NewPath);
212            String FindLostDbInstrumentFiles();
213            String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
214            String FormatInstrumentsDb();
215            String EditSamplerChannelInstrument(uint uiSamplerChannel);
216            String GetDbInstrumentsJobInfo(int JobId);
217          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
218          String ResetSampler();          String ResetSampler();
219          String GetServerInfo();          String GetServerInfo();
220            String GetTotalStreamCount();
221            String GetTotalVoiceCount();
222            String GetTotalVoiceCountMax();
223            String GetGlobalMaxVoices();
224            String SetGlobalMaxVoices(int iVoices);
225            String GetGlobalMaxStreams();
226            String SetGlobalMaxStreams(int iStreams);
227            String GetGlobalVolume();
228            String SetGlobalVolume(double dVolume);
229            String GetFileInstruments(String Filename);
230            String ListFileInstruments(String Filename);
231            String GetFileInstrumentInfo(String Filename, uint InstrumentID);
232            String SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2);
233          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
234          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
         String QueryDatabase(String query);  
235          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
236          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
237            void   CloseAllConnections();
238    
239          static int currentSocket;          static int currentSocket;
240          static std::map<int,String> bufferedCommands;          static std::map<int,String> bufferedCommands;
241    
242          static void SendLSCPNotify( LSCPEvent Event );          static void SendLSCPNotify( LSCPEvent Event );
243          static int EventSubscribers( std::list<LSCPEvent::event_t> events );          static int EventSubscribers( std::list<LSCPEvent::event_t> events );
244          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }      static void LockRTNotify();
245          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }      static void UnlockRTNotify();
246        static String FilterEndlines(String s);
247    
248      protected:      protected:
249          int            hSocket;          int            hSocket;
250          sockaddr_in    SocketAddress;          sockaddr_in    SocketAddress;
251          Sampler*       pSampler;          Sampler*       pSampler;
252          Condition      Initialized;          Condition      Initialized;
         LSCPInstrumentLoader InstrumentLoader; ///< thread responsible for loading instruments in the background  
253    
254          int Main(); ///< Implementation of virtual method from class Thread          int Main(); ///< Implementation of virtual method from class Thread
255    
# Line 165  class LSCPServer : public Thread { Line 265  class LSCPServer : public Thread {
265           */           */
266          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
267    
268            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
269    
270                    /**
271                     * Gets the specified effect send on the specified sampler channel.
272                     */
273                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
274    
275          bool HasSoloChannel();          bool HasSoloChannel();
276          void MuteNonSoloChannels();          void MuteNonSoloChannels();
277          void UnmuteChannels();          void UnmuteChannels();
278    
279            /**
280             * Throws an exception if the specified file is not found or
281             * if directory is specified.
282             */
283            static void VerifyFile(String Filename);
284    
285          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
286          static Mutex NotifyMutex;          static Mutex NotifyMutex;
287          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 183  class LSCPServer : public Thread { Line 296  class LSCPServer : public Thread {
296          //like voice count, stream count and buffer fill          //like voice count, stream count and buffer fill
297          //from LSCP server removing engines and channels from underneath          //from LSCP server removing engines and channels from underneath
298          static Mutex RTNotifyMutex;          static Mutex RTNotifyMutex;
299    
300            class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
301                public MidiDeviceCountListener, public MidiInstrumentCountListener,
302                public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
303                public MidiInstrumentMapInfoListener, public FxSendCountListener,
304                public VoiceCountListener, public StreamCountListener, public BufferFillListener,
305                public TotalStreamCountListener, public TotalVoiceCountListener,
306                public EngineChangeListener, public MidiPortCountListener {
307    
308                public:
309                    EventHandler(LSCPServer* pParent);
310    
311                    /**
312                     * Invoked when the number of sampler channels has changed.
313                     * @param NewCount The new number of sampler channels.
314                     */
315                    virtual void ChannelCountChanged(int NewCount);
316                    virtual void ChannelAdded(SamplerChannel* pChannel);
317                    virtual void ChannelToBeRemoved(SamplerChannel* pChannel);
318    
319                    /**
320                     * Invoked when the number of audio output devices has changed.
321                     * @param NewCount The new number of audio output devices.
322                     */
323                    virtual void AudioDeviceCountChanged(int NewCount);
324    
325                    /**
326                     * Invoked when the number of MIDI input devices has changed.
327                     * @param NewCount The new number of MIDI input devices.
328                     */
329                    virtual void MidiDeviceCountChanged(int NewCount);
330    
331                    /**
332                     * Invoked right before the supplied MIDI input device is going
333                     * to be destroyed.
334                     * @param pDevice MidiInputDevice to be deleted
335                     */
336                    virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice);
337    
338                    /**
339                     * Invoked to inform that a new MidiInputDevice has just been
340                     * created.
341                     * @param pDevice newly created MidiInputDevice
342                     */
343                    virtual void MidiDeviceCreated(MidiInputDevice* pDevice);
344    
345                    /**
346                     * Invoked when the number of MIDI input ports has changed.
347                     * @param NewCount The new number of MIDI input ports.
348                     */
349                    virtual void MidiPortCountChanged(int NewCount);
350    
351                    /**
352                     * Invoked right before the supplied MIDI input port is going
353                     * to be destroyed.
354                     * @param pPort MidiInputPort to be deleted
355                     */
356                    virtual void MidiPortToBeRemoved(MidiInputPort* pPort);
357    
358                    /**
359                     * Invoked to inform that a new MidiInputPort has just been
360                     * added.
361                     * @param pPort newly created MidiInputPort
362                     */
363                    virtual void MidiPortAdded(MidiInputPort* pPort);
364    
365                    /**
366                     * Invoked when the number of MIDI instruments has changed.
367                     * @param MapId The numerical ID of the MIDI instrument map.
368                     * @param NewCount The new number of MIDI instruments.
369                     */
370                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
371    
372                    /**
373                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
374                     * @param MapId The numerical ID of the MIDI instrument map.
375                     * @param Bank The index of the MIDI bank, containing the instrument.
376                     * @param Program The MIDI program number of the instrument.
377                     */
378                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
379    
380                    /**
381                     * Invoked when the number of MIDI instrument maps has changed.
382                     * @param NewCount The new number of MIDI instruments.
383                     */
384                    virtual void MidiInstrumentMapCountChanged(int NewCount);
385    
386                    /**
387                     * Invoked when the settings of a MIDI instrument map are changed.
388                     * @param MapId The numerical ID of the MIDI instrument map.
389                     */
390                    virtual void MidiInstrumentMapInfoChanged(int MapId);
391    
392                    /**
393                     * Invoked when the number of effect sends
394                     * on the specified sampler channel has changed.
395                     * @param ChannelId The numerical ID of the sampler channel.
396                     * @param NewCount The new number of effect sends.
397                     */
398                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
399    
400                    /**
401                     * Invoked when the number of active voices
402                     * on the specified sampler channel has changed.
403                     * @param ChannelId The numerical ID of the sampler channel.
404                     * @param NewCount The new number of active voices.
405                     */
406                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
407    
408                    /**
409                     * Invoked when the number of active disk streams
410                     * on the specified sampler channel has changed.
411                     * @param ChannelId The numerical ID of the sampler channel.
412                     * @param NewCount The new number of active disk streams.
413                     */
414                    virtual void StreamCountChanged(int ChannelId, int NewCount);
415    
416                    /**
417                     * Invoked when the fill state of the disk stream
418                     * buffers on the specified sampler channel is changed.
419                     * @param ChannelId The numerical ID of the sampler channel.
420                     * @param FillData The buffer fill data for the specified sampler channel.
421                     */
422                    virtual void BufferFillChanged(int ChannelId, String FillData);
423    
424                    /**
425                     * Invoked when the total number of active voices is changed.
426                     * @param NewCount The new number of active voices.
427                     */
428                    virtual void TotalVoiceCountChanged(int NewCount);
429                    virtual void TotalStreamCountChanged(int NewCount);
430    
431                    virtual void EngineToBeChanged(int ChannelId);
432                    virtual void EngineChanged(int ChannelId);
433    
434                    virtual ~EventHandler();
435    
436                    struct midi_listener_entry {
437                        SamplerChannel* pSamplerChannel;
438                        EngineChannel* pEngineChannel;
439                        VirtualMidiDevice* pMidiListener;
440                    };
441    
442                    std::vector<midi_listener_entry> channelMidiListeners;
443    
444                    struct device_midi_listener_entry {
445                        MidiInputPort* pPort;
446                        VirtualMidiDevice* pMidiListener;
447                        uint uiDeviceID;
448                    };
449    
450                    std::vector<device_midi_listener_entry> deviceMidiListeners;
451    
452                private:
453                    LSCPServer* pParent;
454            } eventHandler;
455    
456    #if HAVE_SQLITE3
457            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
458                public:
459                    virtual void DirectoryCountChanged(String Dir);
460                    virtual void DirectoryInfoChanged(String Dir);
461                    virtual void DirectoryNameChanged(String Dir, String NewName);
462                    virtual void InstrumentCountChanged(String Dir);
463                    virtual void InstrumentInfoChanged(String Instr);
464                    virtual void InstrumentNameChanged(String Instr, String NewName);
465                    virtual void JobStatusChanged(int JobId);
466            } dbInstrumentsEventHandler;
467    #endif // HAVE_SQLITE3
468  };  };
469    
470    }
471    
472  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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