/[svn]/linuxsampler/trunk/src/network/lscpserver.h
ViewVC logotype

Diff of /linuxsampler/trunk/src/network/lscpserver.h

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 209 by schoenebeck, Sun Jul 18 00:29:39 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>
# Line 32  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"
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
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 DestroyAudioOutputDevice(uint DeviceIndex);          String DestroyAudioOutputDevice(uint DeviceIndex);
85          String DestroyMidiInputDevice(uint DeviceIndex);          String DestroyMidiInputDevice(uint DeviceIndex);
86          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
87          String LoadEngine(String EngineName, uint uiSamplerChannel);          String SetEngineType(String EngineName, uint uiSamplerChannel);
88          String GetChannels();          String GetChannels();
89          String ListChannels();          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 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 113  class LSCPServer : public Thread { Line 136  class LSCPServer : public Thread {
136          String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);          String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);
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 Volume, 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);
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();
196            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);          String SubscribeNotification(LSCPEvent::event_t);
207          String UnsubscribeNotification(LSCPEvent::event_t);          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;          static int currentSocket;
212          static std::map<int,String> bufferedCommands;          static std::map<int,String> bufferedCommands;
213    
214          static void SendLSCPNotify( LSCPEvent Event );          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    
# Line 143  class LSCPServer : public Thread { Line 237  class LSCPServer : public Thread {
237           */           */
238          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
239    
240            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
241    
242                    /**
243                     * Gets the specified effect send on the specified sampler channel.
244                     */
245                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
246    
247            bool HasSoloChannel();
248            void MuteNonSoloChannels();
249            void UnmuteChannels();
250    
251            /**
252             * Throws an exception if the specified file is not found or
253             * if directory is specified.
254             */
255            static void VerifyFile(String Filename);
256    
257          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
258          static Mutex NotifyMutex;          static Mutex NotifyMutex;
259          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
260          static bool GetLSCPCommand( std::vector<int>::iterator iter );          static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter );
261          static void CloseConnection( std::vector<int>::iterator iter );          static void CloseConnection( std::vector<yyparse_param_t>::iterator iter );
262          static std::vector<int> hSessions;          static std::vector<yyparse_param_t> Sessions;
263          static Mutex SubscriptionMutex;          static Mutex SubscriptionMutex;
264          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
265          static fd_set fdSet;          static fd_set fdSet;
 };  
   
 /**  
  * Instrument loader thread for the LinuxSampler Control Protocol (LSCP).  
  */  
 class LSCPLoadInstrument : public Thread {  
266    
267      public:          //Protect main thread that generates real time notify messages
268          LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument);          //like voice count, stream count and buffer fill
269            //from LSCP server removing engines and channels from underneath
270      protected:          static Mutex RTNotifyMutex;
271          // Instance variables.  
272          Engine* pEngine;          class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
273          String  Filename;              public MidiDeviceCountListener, public MidiInstrumentCountListener,
274          uint    uiInstrument;              public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
275                public MidiInstrumentMapInfoListener, public FxSendCountListener,
276          // Implementation of virtual method from class Thread.              public VoiceCountListener, public StreamCountListener, public BufferFillListener,
277          int Main();              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_
Legend:
Removed from v.209  
changed lines
  Added in v.1771
  ViewVC Help
Powered by ViewVC