/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 973 by schoenebeck, Fri Dec 15 21:40:27 2006 UTC revision 1835 by iliev, Mon Feb 16 17:56:50 2009 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 - 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 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 AddDbInstrumentDirectory(String Dir);
170            String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
171            String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
172            String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
173            String GetDbInstrumentDirectoryInfo(String Dir);
174            String SetDbInstrumentDirectoryName(String Dir, String Name);
175            String MoveDbInstrumentDirectory(String Dir, String Dst);
176            String CopyDbInstrumentDirectory(String Dir, String Dst);
177            String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
178            String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
179            String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
180            String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false, bool insDir = false);
181            String RemoveDbInstrument(String Instr);
182            String GetDbInstrumentCount(String Dir, bool Recursive = false);
183            String GetDbInstruments(String Dir, bool Recursive = false);
184            String GetDbInstrumentInfo(String Instr);
185            String SetDbInstrumentName(String Instr, String Name);
186            String MoveDbInstrument(String Instr, String Dst);
187            String CopyDbInstrument(String Instr, String Dst);
188            String SetDbInstrumentDescription(String Instr, String Desc);
189            String SetDbInstrumentFilePath(String OldPath, String NewPath);
190            String FindLostDbInstrumentFiles();
191            String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
192            String FormatInstrumentsDb();
193            String EditSamplerChannelInstrument(uint uiSamplerChannel);
194            String GetDbInstrumentsJobInfo(int JobId);
195          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
196          String ResetSampler();          String ResetSampler();
197          String GetServerInfo();          String GetServerInfo();
198            String GetTotalStreamCount();
199          String GetTotalVoiceCount();          String GetTotalVoiceCount();
200          String GetTotalVoiceCountMax();          String GetTotalVoiceCountMax();
201            String GetGlobalMaxVoices();
202            String SetGlobalMaxVoices(int iVoices);
203            String GetGlobalMaxStreams();
204            String SetGlobalMaxStreams(int iStreams);
205            String GetGlobalVolume();
206            String SetGlobalVolume(double dVolume);
207            String GetFileInstruments(String Filename);
208            String ListFileInstruments(String Filename);
209            String GetFileInstrumentInfo(String Filename, uint InstrumentID);
210            String SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2);
211          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
212          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
         String QueryDatabase(String query);  
213          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
214          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
215    
# Line 161  class LSCPServer : public Thread { Line 218  class LSCPServer : public Thread {
218    
219          static void SendLSCPNotify( LSCPEvent Event );          static void SendLSCPNotify( LSCPEvent Event );
220          static int EventSubscribers( std::list<LSCPEvent::event_t> events );          static int EventSubscribers( std::list<LSCPEvent::event_t> events );
221          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }      static void LockRTNotify();
222          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }      static void UnlockRTNotify();
223        static String FilterEndlines(String s);
224    
225      protected:      protected:
226          int            hSocket;          int            hSocket;
# Line 184  class LSCPServer : public Thread { Line 242  class LSCPServer : public Thread {
242           */           */
243          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
244    
245            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
246    
247                    /**
248                     * Gets the specified effect send on the specified sampler channel.
249                     */
250                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
251    
252          bool HasSoloChannel();          bool HasSoloChannel();
253          void MuteNonSoloChannels();          void MuteNonSoloChannels();
254          void UnmuteChannels();          void UnmuteChannels();
255    
256            /**
257             * Throws an exception if the specified file is not found or
258             * if directory is specified.
259             */
260            static void VerifyFile(String Filename);
261    
262          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
263          static Mutex NotifyMutex;          static Mutex NotifyMutex;
264          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 202  class LSCPServer : public Thread { Line 273  class LSCPServer : public Thread {
273          //like voice count, stream count and buffer fill          //like voice count, stream count and buffer fill
274          //from LSCP server removing engines and channels from underneath          //from LSCP server removing engines and channels from underneath
275          static Mutex RTNotifyMutex;          static Mutex RTNotifyMutex;
276    
277            class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
278                public MidiDeviceCountListener, public MidiInstrumentCountListener,
279                public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
280                public MidiInstrumentMapInfoListener, public FxSendCountListener,
281                public VoiceCountListener, public StreamCountListener, public BufferFillListener,
282                public TotalStreamCountListener, public TotalVoiceCountListener,
283                public EngineChangeListener, public MidiPortCountListener {
284    
285                public:
286                    EventHandler(LSCPServer* pParent);
287    
288                    /**
289                     * Invoked when the number of sampler channels has changed.
290                     * @param NewCount The new number of sampler channels.
291                     */
292                    virtual void ChannelCountChanged(int NewCount);
293                    virtual void ChannelAdded(SamplerChannel* pChannel);
294                    virtual void ChannelToBeRemoved(SamplerChannel* pChannel);
295    
296                    /**
297                     * Invoked when the number of audio output devices has changed.
298                     * @param NewCount The new number of audio output devices.
299                     */
300                    virtual void AudioDeviceCountChanged(int NewCount);
301    
302                    /**
303                     * Invoked when the number of MIDI input devices has changed.
304                     * @param NewCount The new number of MIDI input devices.
305                     */
306                    virtual void MidiDeviceCountChanged(int NewCount);
307    
308                    /**
309                     * Invoked right before the supplied MIDI input device is going
310                     * to be destroyed.
311                     * @param pDevice MidiInputDevice to be deleted
312                     */
313                    virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice);
314    
315                    /**
316                     * Invoked to inform that a new MidiInputDevice has just been
317                     * created.
318                     * @param pDevice newly created MidiInputDevice
319                     */
320                    virtual void MidiDeviceCreated(MidiInputDevice* pDevice);
321    
322                    /**
323                     * Invoked when the number of MIDI input ports has changed.
324                     * @param NewCount The new number of MIDI input ports.
325                     */
326                    virtual void MidiPortCountChanged(int NewCount);
327    
328                    /**
329                     * Invoked right before the supplied MIDI input port is going
330                     * to be destroyed.
331                     * @param pPort MidiInputPort to be deleted
332                     */
333                    virtual void MidiPortToBeRemoved(MidiInputPort* pPort);
334    
335                    /**
336                     * Invoked to inform that a new MidiInputPort has just been
337                     * added.
338                     * @param pPort newly created MidiInputPort
339                     */
340                    virtual void MidiPortAdded(MidiInputPort* pPort);
341    
342                    /**
343                     * Invoked when the number of MIDI instruments has changed.
344                     * @param MapId The numerical ID of the MIDI instrument map.
345                     * @param NewCount The new number of MIDI instruments.
346                     */
347                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
348    
349                    /**
350                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
351                     * @param MapId The numerical ID of the MIDI instrument map.
352                     * @param Bank The index of the MIDI bank, containing the instrument.
353                     * @param Program The MIDI program number of the instrument.
354                     */
355                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
356    
357                    /**
358                     * Invoked when the number of MIDI instrument maps has changed.
359                     * @param NewCount The new number of MIDI instruments.
360                     */
361                    virtual void MidiInstrumentMapCountChanged(int NewCount);
362    
363                    /**
364                     * Invoked when the settings of a MIDI instrument map are changed.
365                     * @param MapId The numerical ID of the MIDI instrument map.
366                     */
367                    virtual void MidiInstrumentMapInfoChanged(int MapId);
368    
369                    /**
370                     * Invoked when the number of effect sends
371                     * on the specified sampler channel has changed.
372                     * @param ChannelId The numerical ID of the sampler channel.
373                     * @param NewCount The new number of effect sends.
374                     */
375                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
376    
377                    /**
378                     * Invoked when the number of active voices
379                     * on the specified sampler channel has changed.
380                     * @param ChannelId The numerical ID of the sampler channel.
381                     * @param NewCount The new number of active voices.
382                     */
383                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
384    
385                    /**
386                     * Invoked when the number of active disk streams
387                     * on the specified sampler channel has changed.
388                     * @param ChannelId The numerical ID of the sampler channel.
389                     * @param NewCount The new number of active disk streams.
390                     */
391                    virtual void StreamCountChanged(int ChannelId, int NewCount);
392    
393                    /**
394                     * Invoked when the fill state of the disk stream
395                     * buffers on the specified sampler channel is changed.
396                     * @param ChannelId The numerical ID of the sampler channel.
397                     * @param FillData The buffer fill data for the specified sampler channel.
398                     */
399                    virtual void BufferFillChanged(int ChannelId, String FillData);
400    
401                    /**
402                     * Invoked when the total number of active voices is changed.
403                     * @param NewCount The new number of active voices.
404                     */
405                    virtual void TotalVoiceCountChanged(int NewCount);
406                    virtual void TotalStreamCountChanged(int NewCount);
407    
408                    virtual void EngineToBeChanged(int ChannelId);
409                    virtual void EngineChanged(int ChannelId);
410    
411                    virtual ~EventHandler();
412    
413                    struct midi_listener_entry {
414                        SamplerChannel* pSamplerChannel;
415                        EngineChannel* pEngineChannel;
416                        VirtualMidiDevice* pMidiListener;
417                    };
418    
419                    std::vector<midi_listener_entry> channelMidiListeners;
420    
421                    struct device_midi_listener_entry {
422                        MidiInputPort* pPort;
423                        VirtualMidiDevice* pMidiListener;
424                        uint uiDeviceID;
425                    };
426    
427                    std::vector<device_midi_listener_entry> deviceMidiListeners;
428    
429                private:
430                    LSCPServer* pParent;
431            } eventHandler;
432    
433    #if HAVE_SQLITE3
434            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
435                public:
436                    virtual void DirectoryCountChanged(String Dir);
437                    virtual void DirectoryInfoChanged(String Dir);
438                    virtual void DirectoryNameChanged(String Dir, String NewName);
439                    virtual void InstrumentCountChanged(String Dir);
440                    virtual void InstrumentInfoChanged(String Instr);
441                    virtual void InstrumentNameChanged(String Instr, String NewName);
442                    virtual void JobStatusChanged(int JobId);
443            } dbInstrumentsEventHandler;
444    #endif // HAVE_SQLITE3
445  };  };
446    
447    }
448    
449  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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