/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 170 by senkov, Sat Jul 3 20:08:07 2004 UTC revision 227 by schoenebeck, Thu Aug 26 22:05:44 2004 UTC
# Line 42  Line 42 
42  #include "../Sampler.h"  #include "../Sampler.h"
43  #include "../common/Thread.h"  #include "../common/Thread.h"
44  #include "../common/Mutex.h"  #include "../common/Mutex.h"
45    #include "../common/Condition.h"
46    
47  /// TCP Port on which the server should listen for connection requests.  /// TCP Port on which the server should listen for connection requests.
48  #define LSCP_PORT 8888  #define LSCP_PORT 8888
49    
50    /// try up to 3 minutes to bind server socket
51    #define LSCP_SERVER_BIND_TIMEOUT 180
52    
53  using namespace LinuxSampler;  using namespace LinuxSampler;
54    
55  // External references to the main scanner and parser functions  // External references to the main scanner and parser functions
56  extern int yyparse(void* YYPARSE_PARAM);  extern int yyparse(void* YYPARSE_PARAM);
57  extern int yylex_init(yyscan_t* scanner);  extern void restart(yyparse_param_t* pparam, int& yychar);
 extern int yylex_destroy(yyscan_t yyscanner);  
58    
59  /**  /**
60   * Network server for the LinuxSampler Control Protocol (LSCP).   * Network server for the LinuxSampler Control Protocol (LSCP).
# Line 59  extern int yylex_destroy(yyscan_t yyscan Line 62  extern int yylex_destroy(yyscan_t yyscan
62  class LSCPServer : public Thread {  class LSCPServer : public Thread {
63      public:      public:
64          LSCPServer(Sampler* pSampler);          LSCPServer(Sampler* pSampler);
65            int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);
66    
67          // Methods called by the parser          // Methods called by the parser
68          String DestroyAudioOutputDevice(uint DeviceIndex);          String DestroyAudioOutputDevice(uint DeviceIndex);
# Line 66  class LSCPServer : public Thread { Line 70  class LSCPServer : public Thread {
70          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
71          String LoadEngine(String EngineName, uint uiSamplerChannel);          String LoadEngine(String EngineName, uint uiSamplerChannel);
72          String GetChannels();          String GetChannels();
73            String ListChannels();
74          String AddChannel();          String AddChannel();
75          String RemoveChannel(uint uiSamplerChannel);          String RemoveChannel(uint uiSamplerChannel);
76          String GetAvailableEngines();          String GetAvailableEngines();
# Line 97  class LSCPServer : public Thread { Line 102  class LSCPServer : public Thread {
102          String GetAudioOutputDeviceInfo(uint DeviceIndex);          String GetAudioOutputDeviceInfo(uint DeviceIndex);
103          String GetMidiInputDeviceInfo(uint DeviceIndex);          String GetMidiInputDeviceInfo(uint DeviceIndex);
104          String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);          String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);
105            String GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName);
106          String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);          String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);
107          String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);          String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);
108          String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);          String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);
# Line 111  class LSCPServer : public Thread { Line 117  class LSCPServer : public Thread {
117          String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);          String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);
118          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
119          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
120          String SetVolume(double Volume, uint uiSamplerChannel);          String SetVolume(double dVolume, uint uiSamplerChannel);
121          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
122            String ResetSampler();
123          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
124          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
125            String SetEcho(yyparse_param_t* pSession, double boolean_value);
126          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
127    
128          static int currentSocket;          static int currentSocket;
129          static std::map<int,String> bufferedCommands;          static std::map<int,String> bufferedCommands;
130    
131            static void SendLSCPNotify( LSCPEvent Event );
132    
133      protected:      protected:
134          int            hSocket;          int            hSocket;
135          sockaddr_in    SocketAddress;          sockaddr_in    SocketAddress;
136          Sampler*       pSampler;          Sampler*       pSampler;
137            Condition      Initialized;
138    
139          int Main(); ///< Implementation of virtual method from class Thread          int Main(); ///< Implementation of virtual method from class Thread
140    
         static void SendLSCPNotify( LSCPEvent Event );  
   
141      private:      private:
142            
143          /**          /**
144           * Find a created audio output device index.           * Find a created audio output device index.
145           */           */
146          int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);          int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);
147            
148          /**          /**
149           * Find a created midi input device index.           * Find a created midi input device index.
150           */           */
# Line 143  class LSCPServer : public Thread { Line 153  class LSCPServer : public Thread {
153          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
154          static Mutex NotifyMutex;          static Mutex NotifyMutex;
155          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
156          static bool GetLSCPCommand( std::vector<int>::iterator iter );          static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter );
157          static void CloseConnection( std::vector<int>::iterator iter );          static void CloseConnection( std::vector<yyparse_param_t>::iterator iter );
158          static std::vector<int> hSessions;          static std::vector<yyparse_param_t> Sessions;
159          static Mutex SubscriptionMutex;          static Mutex SubscriptionMutex;
160          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
161          static fd_set fdSet;          static fd_set fdSet;
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