/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 475 by schoenebeck, Thu Mar 17 23:56:56 2005 UTC revision 1800 by schoenebeck, Sun Dec 7 01:26:46 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 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
62  #define LSCP_PORT 8888  #define LSCP_PORT 8888
63    
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 63  extern void restart(yyparse_param_t* ppa Line 76  extern void restart(yyparse_param_t* ppa
76   */   */
77  class LSCPServer : public Thread {  class LSCPServer : public Thread {
78      public:      public:
79          LSCPServer(Sampler* pSampler);          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    
# Line 77  class LSCPServer : public Thread { Line 90  class LSCPServer : public Thread {
90          String AddChannel();          String AddChannel();
91          String RemoveChannel(uint uiSamplerChannel);          String RemoveChannel(uint uiSamplerChannel);
92          String GetAvailableEngines();          String GetAvailableEngines();
93            String ListAvailableEngines();
94          String GetEngineInfo(String EngineName);          String GetEngineInfo(String EngineName);
95          String GetChannelInfo(uint uiSamplerChannel);          String GetChannelInfo(uint uiSamplerChannel);
96          String GetVoiceCount(uint uiSamplerChannel);          String GetVoiceCount(uint uiSamplerChannel);
97          String GetStreamCount(uint uiSamplerChannel);          String GetStreamCount(uint uiSamplerChannel);
98          String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);          String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);
99          String GetAvailableAudioOutputDrivers();          String GetAvailableAudioOutputDrivers();
100            String ListAvailableAudioOutputDrivers();
101          String GetAvailableMidiInputDrivers();          String GetAvailableMidiInputDrivers();
102            String ListAvailableMidiInputDrivers();
103          String GetAudioOutputDriverInfo(String Driver);          String GetAudioOutputDriverInfo(String Driver);
104          String GetMidiInputDriverInfo(String Driver);          String GetMidiInputDriverInfo(String Driver);
105  #ifdef __GNUC__  #ifdef __GNUC__
# Line 121  class LSCPServer : public Thread { Line 137  class LSCPServer : public Thread {
137          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
138          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
139          String SetVolume(double dVolume, uint uiSamplerChannel);          String SetVolume(double dVolume, uint uiSamplerChannel);
140            String SetChannelMute(bool bMute, uint uiSamplerChannel);
141            String SetChannelSolo(bool bSolo, uint uiSamplerChannel);
142            String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal);
143            String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
144            String GetMidiInstrumentMappings(uint MidiMapID);
145            String GetAllMidiInstrumentMappings();
146            String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
147            String ListMidiInstrumentMappings(uint MidiMapID);
148            String ListAllMidiInstrumentMappings();
149            String ClearMidiInstrumentMappings(uint MidiMapID);
150            String ClearAllMidiInstrumentMappings();
151            String AddMidiInstrumentMap(String MapName = "");
152            String RemoveMidiInstrumentMap(uint MidiMapID);
153            String RemoveAllMidiInstrumentMaps();
154            String GetMidiInstrumentMaps();
155            String ListMidiInstrumentMaps();
156            String GetMidiInstrumentMap(uint MidiMapID);
157            String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
158            String SetChannelMap(uint uiSamplerChannel, int MidiMapID);
159            String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = "");
160            String DestroyFxSend(uint uiSamplerChannel, uint FxSendID);
161            String GetFxSends(uint uiSamplerChannel);
162            String ListFxSends(uint uiSamplerChannel);
163            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);
166            String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
167            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, bool insDir = 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();
197            String GetTotalStreamCount();
198            String GetTotalVoiceCount();
199            String GetTotalVoiceCountMax();
200            String GetGlobalMaxVoices();
201            String SetGlobalMaxVoices(int iVoices);
202            String GetGlobalMaxStreams();
203            String SetGlobalMaxStreams(int iStreams);
204            String GetGlobalVolume();
205            String SetGlobalVolume(double dVolume);
206            String GetFileInstruments(String Filename);
207            String ListFileInstruments(String Filename);
208            String GetFileInstrumentInfo(String Filename, uint InstrumentID);
209            String SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2);
210          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
211          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
         String QueryDatabase(String query);  
212          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
213          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
214    
# Line 134  class LSCPServer : public Thread { Line 217  class LSCPServer : public Thread {
217    
218          static void SendLSCPNotify( LSCPEvent Event );          static void SendLSCPNotify( LSCPEvent Event );
219          static int EventSubscribers( std::list<LSCPEvent::event_t> events );          static int EventSubscribers( std::list<LSCPEvent::event_t> events );
220          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }      static void LockRTNotify();
221          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }      static void UnlockRTNotify();
222        static String FilterEndlines(String s);
223    
224      protected:      protected:
225          int            hSocket;          int            hSocket;
226          sockaddr_in    SocketAddress;          sockaddr_in    SocketAddress;
227          Sampler*       pSampler;          Sampler*       pSampler;
228          Condition      Initialized;          Condition      Initialized;
         LSCPInstrumentLoader InstrumentLoader; ///< thread responsible for loading instruments in the background  
229    
230          int Main(); ///< Implementation of virtual method from class Thread          int Main(); ///< Implementation of virtual method from class Thread
231    
# Line 158  class LSCPServer : public Thread { Line 241  class LSCPServer : public Thread {
241           */           */
242          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
243    
244            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
245    
246                    /**
247                     * Gets the specified effect send on the specified sampler channel.
248                     */
249                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
250    
251            bool HasSoloChannel();
252            void MuteNonSoloChannels();
253            void UnmuteChannels();
254    
255            /**
256             * Throws an exception if the specified file is not found or
257             * if directory is specified.
258             */
259            static void VerifyFile(String Filename);
260    
261          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
262          static Mutex NotifyMutex;          static Mutex NotifyMutex;
263          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 172  class LSCPServer : public Thread { Line 272  class LSCPServer : public Thread {
272          //like voice count, stream count and buffer fill          //like voice count, stream count and buffer fill
273          //from LSCP server removing engines and channels from underneath          //from LSCP server removing engines and channels from underneath
274          static Mutex RTNotifyMutex;          static Mutex RTNotifyMutex;
275    
276            class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
277                public MidiDeviceCountListener, public MidiInstrumentCountListener,
278                public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
279                public MidiInstrumentMapInfoListener, public FxSendCountListener,
280                public VoiceCountListener, public StreamCountListener, public BufferFillListener,
281                public TotalStreamCountListener, public TotalVoiceCountListener,
282                public EngineChangeListener, public MidiPortCountListener {
283    
284                public:
285                    EventHandler(LSCPServer* pParent);
286    
287                    /**
288                     * Invoked when the number of sampler channels has changed.
289                     * @param NewCount The new number of sampler channels.
290                     */
291                    virtual void ChannelCountChanged(int NewCount);
292                    virtual void ChannelAdded(SamplerChannel* pChannel);
293                    virtual void ChannelToBeRemoved(SamplerChannel* pChannel);
294    
295                    /**
296                     * Invoked when the number of audio output devices has changed.
297                     * @param NewCount The new number of audio output devices.
298                     */
299                    virtual void AudioDeviceCountChanged(int NewCount);
300    
301                    /**
302                     * Invoked when the number of MIDI input devices has changed.
303                     * @param NewCount The new number of MIDI input devices.
304                     */
305                    virtual void MidiDeviceCountChanged(int NewCount);
306    
307                    /**
308                     * Invoked right before the supplied MIDI input device is going
309                     * to be destroyed.
310                     * @param pDevice MidiInputDevice to be deleted
311                     */
312                    virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice);
313    
314                    /**
315                     * Invoked to inform that a new MidiInputDevice has just been
316                     * created.
317                     * @param pDevice newly created MidiInputDevice
318                     */
319                    virtual void MidiDeviceCreated(MidiInputDevice* pDevice);
320    
321                    /**
322                     * Invoked when the number of MIDI input ports has changed.
323                     * @param NewCount The new number of MIDI input ports.
324                     */
325                    virtual void MidiPortCountChanged(int NewCount);
326    
327                    /**
328                     * Invoked right before the supplied MIDI input port is going
329                     * to be destroyed.
330                     * @param pPort MidiInputPort to be deleted
331                     */
332                    virtual void MidiPortToBeRemoved(MidiInputPort* pPort);
333    
334                    /**
335                     * Invoked to inform that a new MidiInputPort has just been
336                     * added.
337                     * @param pPort newly created MidiInputPort
338                     */
339                    virtual void MidiPortAdded(MidiInputPort* pPort);
340    
341                    /**
342                     * Invoked when the number of MIDI instruments has changed.
343                     * @param MapId The numerical ID of the MIDI instrument map.
344                     * @param NewCount The new number of MIDI instruments.
345                     */
346                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
347    
348                    /**
349                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
350                     * @param MapId The numerical ID of the MIDI instrument map.
351                     * @param Bank The index of the MIDI bank, containing the instrument.
352                     * @param Program The MIDI program number of the instrument.
353                     */
354                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
355    
356                    /**
357                     * Invoked when the number of MIDI instrument maps has changed.
358                     * @param NewCount The new number of MIDI instruments.
359                     */
360                    virtual void MidiInstrumentMapCountChanged(int NewCount);
361    
362                    /**
363                     * Invoked when the settings of a MIDI instrument map are changed.
364                     * @param MapId The numerical ID of the MIDI instrument map.
365                     */
366                    virtual void MidiInstrumentMapInfoChanged(int MapId);
367    
368                    /**
369                     * Invoked when the number of effect sends
370                     * on the specified sampler channel has changed.
371                     * @param ChannelId The numerical ID of the sampler channel.
372                     * @param NewCount The new number of effect sends.
373                     */
374                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
375    
376                    /**
377                     * Invoked when the number of active voices
378                     * on the specified sampler channel has changed.
379                     * @param ChannelId The numerical ID of the sampler channel.
380                     * @param NewCount The new number of active voices.
381                     */
382                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
383    
384                    /**
385                     * Invoked when the number of active disk streams
386                     * on the specified sampler channel has changed.
387                     * @param ChannelId The numerical ID of the sampler channel.
388                     * @param NewCount The new number of active disk streams.
389                     */
390                    virtual void StreamCountChanged(int ChannelId, int NewCount);
391    
392                    /**
393                     * Invoked when the fill state of the disk stream
394                     * buffers on the specified sampler channel is changed.
395                     * @param ChannelId The numerical ID of the sampler channel.
396                     * @param FillData The buffer fill data for the specified sampler channel.
397                     */
398                    virtual void BufferFillChanged(int ChannelId, String FillData);
399    
400                    /**
401                     * Invoked when the total number of active voices is changed.
402                     * @param NewCount The new number of active voices.
403                     */
404                    virtual void TotalVoiceCountChanged(int NewCount);
405                    virtual void TotalStreamCountChanged(int NewCount);
406    
407                    virtual void EngineToBeChanged(int ChannelId);
408                    virtual void EngineChanged(int ChannelId);
409    
410                    virtual ~EventHandler();
411    
412                    struct midi_listener_entry {
413                        SamplerChannel* pSamplerChannel;
414                        EngineChannel* pEngineChannel;
415                        VirtualMidiDevice* pMidiListener;
416                    };
417    
418                    std::vector<midi_listener_entry> channelMidiListeners;
419    
420                    struct device_midi_listener_entry {
421                        MidiInputPort* pPort;
422                        VirtualMidiDevice* pMidiListener;
423                        uint uiDeviceID;
424                    };
425    
426                    std::vector<device_midi_listener_entry> deviceMidiListeners;
427    
428                private:
429                    LSCPServer* pParent;
430            } eventHandler;
431    
432    #if HAVE_SQLITE3
433            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
434                public:
435                    virtual void DirectoryCountChanged(String Dir);
436                    virtual void DirectoryInfoChanged(String Dir);
437                    virtual void DirectoryNameChanged(String Dir, String NewName);
438                    virtual void InstrumentCountChanged(String Dir);
439                    virtual void InstrumentInfoChanged(String Instr);
440                    virtual void InstrumentNameChanged(String Instr, String NewName);
441                    virtual void JobStatusChanged(int JobId);
442            } dbInstrumentsEventHandler;
443    #endif // HAVE_SQLITE3
444  };  };
445    
446    }
447    
448  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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