/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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Diff of /linuxsampler/trunk/src/network/lscpserver.h

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revision 159 by capela, Tue Jun 29 21:11:50 2004 UTC revision 210 by schoenebeck, Sat Jul 24 12:33:49 2004 UTC
# Line 26  Line 26 
26  #include <unistd.h>  #include <unistd.h>
27  #include <sys/types.h>  #include <sys/types.h>
28  #include <sys/socket.h>  #include <sys/socket.h>
29    #include <sys/select.h>
30    #include <sys/time.h>
31  #include <netinet/in.h>  #include <netinet/in.h>
32  #include <netinet/tcp.h>  #include <netinet/tcp.h>
33  #include <arpa/inet.h>  #include <arpa/inet.h>
34  #include <netdb.h>  #include <netdb.h>
35    
36    #include <list>
37    
38  #include "lscp.h"  #include "lscp.h"
39  #include "lscpparser.h"  #include "lscpparser.h"
40    #include "lscp.h"
41    #include "lscpevent.h"
42  #include "../Sampler.h"  #include "../Sampler.h"
43  #include "../common/Thread.h"  #include "../common/Thread.h"
44    #include "../common/Mutex.h"
45    
46  /// TCP Port on which the server should listen for connection requests.  /// TCP Port on which the server should listen for connection requests.
47  #define LSCP_PORT 8888  #define LSCP_PORT 8888
48    
49  using namespace LinuxSampler;  using namespace LinuxSampler;
50    
 /// 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;  
   
51  // External references to the main scanner and parser functions  // External references to the main scanner and parser functions
52  extern int yyparse(void* YYPARSE_PARAM);  extern int yyparse(void* YYPARSE_PARAM);
53  extern int yylex_init(yyscan_t* scanner);  extern int yylex_init(yyscan_t* scanner);
# Line 62  class LSCPServer : public Thread { Line 66  class LSCPServer : public Thread {
66          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
67          String LoadEngine(String EngineName, uint uiSamplerChannel);          String LoadEngine(String EngineName, uint uiSamplerChannel);
68          String GetChannels();          String GetChannels();
69            String ListChannels();
70          String AddChannel();          String AddChannel();
71          String RemoveChannel(uint uiSamplerChannel);          String RemoveChannel(uint uiSamplerChannel);
72          String GetAvailableEngines();          String GetAvailableEngines();
# Line 93  class LSCPServer : public Thread { Line 98  class LSCPServer : public Thread {
98          String GetAudioOutputDeviceInfo(uint DeviceIndex);          String GetAudioOutputDeviceInfo(uint DeviceIndex);
99          String GetMidiInputDeviceInfo(uint DeviceIndex);          String GetMidiInputDeviceInfo(uint DeviceIndex);
100          String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);          String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);
101            String GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName);
102          String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);          String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);
103          String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);          String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);
104          String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);          String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);
# Line 109  class LSCPServer : public Thread { Line 115  class LSCPServer : public Thread {
115          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
116          String SetVolume(double Volume, uint uiSamplerChannel);          String SetVolume(double Volume, uint uiSamplerChannel);
117          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
118          String SubscribeNotification(event_t Event);          String SubscribeNotification(LSCPEvent::event_t);
119          String UnsubscribeNotification(event_t Event);          String UnsubscribeNotification(LSCPEvent::event_t);
120            String SetEcho(yyparse_param_t* pSession, double boolean_value);
121          void   AnswerClient(String ReturnMessage);          void   AnswerClient(String ReturnMessage);
122    
123            static int currentSocket;
124            static std::map<int,String> bufferedCommands;
125    
126            static void SendLSCPNotify( LSCPEvent Event );
127    
128      protected:      protected:
129          int            hSocket;          int            hSocket;
130          sockaddr_in    SocketAddress;          sockaddr_in    SocketAddress;
131          Sampler*       pSampler;          Sampler*       pSampler;
132    
133          int Main(); ///< Implementation of virtual method from class Thread          int Main(); ///< Implementation of virtual method from class Thread
134    
135      private:      private:
136            
137          /**          /**
138           * Find a created audio output device index.           * Find a created audio output device index.
139           */           */
140          int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);          int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);
141            
142          /**          /**
143           * Find a created midi input device index.           * Find a created midi input device index.
144           */           */
145          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
146    
147          /**          static std::map<int,String> bufferedNotifies;
148           * Converts a result_t structure into a valid LSCP answer message.          static Mutex NotifyMutex;
149           */          static Mutex NotifyBufferMutex;
150          inline String ConvertResult(result_t result) {          static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter );
151              switch (result.type) {          static void CloseConnection( std::vector<yyparse_param_t>::iterator iter );
152                  case result_type_success: {          static std::vector<yyparse_param_t> Sessions;
153                      return "OK\r\n";          static Mutex SubscriptionMutex;
154                  }          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
155                  case result_type_warning: {          static fd_set fdSet;
                     std::stringstream ss;  
                     ss << "WRN:" << result.code << ":" << result.message << "\r\n";  
                     return ss.str();  
                 }  
                 case result_type_error: {  
                     std::stringstream ss;  
                     ss << "ERR:" << result.code << ":" << result.message << "\r\n";  
                     return ss.str();  
                 }  
             }  
         }  
   
         template<class T> inline String ToString(T o) {  
             std::stringstream ss;  
             ss << o;  
             return ss.str();  
         }  
156  };  };
157    
   
158  /**  /**
159   * Instrument loader thread for the LinuxSampler Control Protocol (LSCP).   * Instrument loader thread for the LinuxSampler Control Protocol (LSCP).
160   */   */
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