/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 64 by schoenebeck, Thu May 6 20:06:20 2004 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 - 2008 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program 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  *
10   *   the Free Software Foundation; either version 2 of the License, or     *   *   the Free Software Foundation; either version 2 of the License, or     *
11   *   (at your option) any later version.                                   *   *   (at your option) any later version.                                   *
12   *                                                                         *   *                                                                         *
13   *   This program is distributed in the hope that it will be useful,       *   *   This library is distributed in the hope that it will be useful,       *
14   *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *   *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
15   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
16   *   GNU General Public License for more details.                          *   *   GNU General Public License for more details.                          *
17   *                                                                         *   *                                                                         *
18   *   You should have received a copy of the GNU General Public License     *   *   You should have received a copy of the GNU General Public License     *
19   *   along with this program; if not, write to the Free Software           *   *   along with this library; if not, write to the Free Software           *
20   *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *   *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
21   *   MA  02111-1307  USA                                                   *   *   MA  02111-1307  USA                                                   *
22   ***************************************************************************/   ***************************************************************************/
# Line 23  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>
34    #include <sys/select.h>
35    #include <sys/time.h>
36  #include <netinet/in.h>  #include <netinet/in.h>
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>
43    
44  #include "lscp.h"  #include "lscp.h"
45  #include "lscpparser.h"  #include "lscpparser.h"
46    #include "lscpevent.h"
47  #include "../Sampler.h"  #include "../Sampler.h"
48  #include "../common/Thread.h"  #include "../common/Thread.h"
49    #include "../common/Mutex.h"
50    #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  using namespace LinuxSampler;  /// try up to 3 minutes to bind server socket
65    #define LSCP_SERVER_BIND_TIMEOUT 180
 /// Handle for a client connection (FIXME: doesn't work for more than one network connections of course, thus has to be included to the yyparse() parameters instead).  
 extern int hSession;  
66    
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  extern int yylex_init(yyscan_t* scanner);  
70  extern int yylex_destroy(yyscan_t yyscanner);  namespace LinuxSampler {
71    
72    extern void restart(yyparse_param_t* pparam, int& yychar);
73    
74  /**  /**
75   * Network server for the LinuxSampler Control Protocol (LSCP).   * Network server for the LinuxSampler Control Protocol (LSCP).
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();
81            int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);
82    
83          // Methods called by the parser          // Methods called by the parser
84          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel);          String DestroyAudioOutputDevice(uint DeviceIndex);
85          String LoadEngine(String EngineName, uint uiSamplerChannel);          String DestroyMidiInputDevice(uint DeviceIndex);
86            String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
87            String SetEngineType(String EngineName, uint uiSamplerChannel);
88          String GetChannels();          String GetChannels();
89            String ListChannels();
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 SetAudioOutputType(AudioOutputDevice::type_t AudioOutputType, uint uiSamplerChannel);          String GetAvailableAudioOutputDrivers();
100          String SetAudioOutputChannel(uint AudioOutputChannel, uint uiSamplerChannel);          String ListAvailableAudioOutputDrivers();
101          String SetMIDIInputType(MidiInputDevice::type_t MidiInputType, uint uiSamplerChannel);          String GetAvailableMidiInputDrivers();
102          String SetMIDIInputPort(String MIDIInputPort, uint uiSamplerchannel);          String ListAvailableMidiInputDrivers();
103            String GetAudioOutputDriverInfo(String Driver);
104            String GetMidiInputDriverInfo(String Driver);
105    #ifdef __GNUC__
106            typedef std::map<String,String> StringMap; // nasty workaround for a GCC bug (see GCC bug #15980, #57)
107            String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap());
108            String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap());
109            String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = StringMap());
110            String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = StringMap());
111    #else
112            String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>());
113            String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>());
114            String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>());
115            String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>());
116    #endif // __GNUC__
117            String GetAudioOutputDeviceCount();
118            String GetMidiInputDeviceCount();
119            String GetAudioOutputDevices();
120            String GetMidiInputDevices();
121            String GetAudioOutputDeviceInfo(uint DeviceIndex);
122            String GetMidiInputDeviceInfo(uint DeviceIndex);
123            String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);
124            String GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName);
125            String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);
126            String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);
127            String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);
128            String SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal);
129            String SetMidiInputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal);
130            String SetMidiInputPortParameter(uint DeviceIndex, uint PortIndex, String ParamKey, String ParamVal);
131            String SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel);
132            String SetAudioOutputDevice(uint AudioDeviceId, uint SamplerChannel);
133            String SetAudioOutputType(String AudioOutputDriver, uint uiSamplerChannel);
134            String SetMIDIInputPort(uint MIDIPort, uint uiSamplerChannel);
135          String SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel);          String SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel);
136          String SetVolume(double Volume, uint uiSamplerChannel);          String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);
137            String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
138            String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
139            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);
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 SubscribeNotification(uint UDPPort);          String ResetSampler();
196          String UnsubscribeNotification(String SessionID);          String GetServerInfo();
197            String GetTotalStreamCount();
198            String GetTotalVoiceCount();
199            String GetTotalVoiceCountMax();
200            String GetGlobalVolume();
201            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);
207            String UnsubscribeNotification(LSCPEvent::event_t);
208            String SetEcho(yyparse_param_t* pSession, double boolean_value);
209          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
210    
211            static int currentSocket;
212            static std::map<int,String> bufferedCommands;
213    
214            static void SendLSCPNotify( LSCPEvent Event );
215            static int EventSubscribers( std::list<LSCPEvent::event_t> events );
216        static void LockRTNotify();
217        static void UnlockRTNotify();
218        static String FilterEndlines(String s);
219    
220      protected:      protected:
221          int            hSocket;          int            hSocket;
222          sockaddr_in    SocketAddress;          sockaddr_in    SocketAddress;
223          Sampler*       pSampler;          Sampler*       pSampler;
224            Condition      Initialized;
225    
226          int Main(); ///< Implementation of virtual method from class Thread          int Main(); ///< Implementation of virtual method from class Thread
227    
228      private:      private:
229    
230          /**          /**
231           * Converts a result_t structure into a valid LSCP answer message.           * Find a created audio output device index.
232           */           */
233          inline String ConvertResult(result_t result) {          int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);
234              switch (result.type) {  
235                  case result_type_success: {          /**
236                      return "OK\r\n";           * Find a created midi input device index.
237                  }           */
238                  case result_type_warning: {          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
239                      std::stringstream ss;  
240                      ss << "WRN:" << result.code << ":" << result.message << "\r\n";          EngineChannel* GetEngineChannel(uint uiSamplerChannel);
241                      return ss.str();  
242                  }                  /**
243                  case result_type_error: {                   * Gets the specified effect send on the specified sampler channel.
244                      std::stringstream ss;                   */
245                      ss << "ERR:" << result.code << ":" << result.message << "\r\n";                  FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
246                      return ss.str();  
247                  }          bool HasSoloChannel();
248              }          void MuteNonSoloChannels();
249          }          void UnmuteChannels();
250    
251          template<class T> inline String ToString(T o) {          /**
252              std::stringstream ss;           * Throws an exception if the specified file is not found or
253              ss << o;           * if directory is specified.
254              return ss.str();           */
255          }          static void VerifyFile(String Filename);
256    
257            static std::map<int,String> bufferedNotifies;
258            static Mutex NotifyMutex;
259            static Mutex NotifyBufferMutex;
260            static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter );
261            static void CloseConnection( std::vector<yyparse_param_t>::iterator iter );
262            static std::vector<yyparse_param_t> Sessions;
263            static Mutex SubscriptionMutex;
264            static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
265            static fd_set fdSet;
266    
267            //Protect main thread that generates real time notify messages
268            //like voice count, stream count and buffer fill
269            //from LSCP server removing engines and channels from underneath
270            static Mutex RTNotifyMutex;
271    
272            class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
273                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.
285                     * @param NewCount The new number of sampler channels.
286                     */
287                    virtual void ChannelCountChanged(int NewCount);
288                    virtual void ChannelAdded(SamplerChannel* pChannel);
289                    virtual void ChannelToBeRemoved(SamplerChannel* pChannel);
290    
291                    /**
292                     * Invoked when the number of audio output devices has changed.
293                     * @param NewCount The new number of audio output devices.
294                     */
295                    virtual void AudioDeviceCountChanged(int NewCount);
296    
297                    /**
298                     * Invoked when the number of MIDI input devices has changed.
299                     * @param NewCount The new number of MIDI input devices.
300                     */
301                    virtual void MidiDeviceCountChanged(int NewCount);
302    
303                    /**
304                     * Invoked right before the supplied MIDI input device is going
305                     * 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.
339                     * @param MapId The numerical ID of the MIDI instrument map.
340                     * @param NewCount The new number of MIDI instruments.
341                     */
342                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
343    
344                    /**
345                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
346                     * @param MapId The numerical ID of the MIDI instrument map.
347                     * @param Bank The index of the MIDI bank, containing the instrument.
348                     * @param Program The MIDI program number of the instrument.
349                     */
350                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
351    
352                    /**
353                     * Invoked when the number of MIDI instrument maps has changed.
354                     * @param NewCount The new number of MIDI instruments.
355                     */
356                    virtual void MidiInstrumentMapCountChanged(int NewCount);
357    
358                    /**
359                     * Invoked when the settings of a MIDI instrument map are changed.
360                     * @param MapId The numerical ID of the MIDI instrument map.
361                     */
362                    virtual void MidiInstrumentMapInfoChanged(int MapId);
363    
364                    /**
365                     * Invoked when the number of effect sends
366                     * on the specified sampler channel has changed.
367                     * @param ChannelId The numerical ID of the sampler channel.
368                     * @param NewCount The new number of effect sends.
369                     */
370                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
371    
372                    /**
373                     * Invoked when the number of active voices
374                     * on the specified sampler channel has changed.
375                     * @param ChannelId The numerical ID of the sampler channel.
376                     * @param NewCount The new number of active voices.
377                     */
378                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
379    
380                    /**
381                     * Invoked when the number of active disk streams
382                     * on the specified sampler channel has changed.
383                     * @param ChannelId The numerical ID of the sampler channel.
384                     * @param NewCount The new number of active disk streams.
385                     */
386                    virtual void StreamCountChanged(int ChannelId, int NewCount);
387    
388                    /**
389                     * Invoked when the fill state of the disk stream
390                     * buffers on the specified sampler channel is changed.
391                     * @param ChannelId The numerical ID of the sampler channel.
392                     * @param FillData The buffer fill data for the specified sampler channel.
393                     */
394                    virtual void BufferFillChanged(int ChannelId, String FillData);
395    
396                    /**
397                     * Invoked when the total number of active voices is changed.
398                     * @param NewCount The new number of active voices.
399                     */
400                    virtual void TotalVoiceCountChanged(int NewCount);
401                    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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