Control.h

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#ifndef SZA_UTIL_CONTROL_H
#define SZA_UTIL_CONTROL_H

#include "carma/szautil/FdSet.h"
#include "carma/szautil/NetStr.h"
#include "carma/szautil/SignalTask.h"
#include "carma/szautil/SzaPorts.h"
#include "carma/szautil/TcpClient.h"

namespace sza {
  namespace util {
    
    class Control {
    public:
      
      Control(std::string host, bool log);

      // Non-interactive constructor

      Control(std::string host);
      void sendCommand(std::string command);
      void disconnect();
      
      void processCommands();
      void processMessages();
      void readMessage();

      virtual ~Control();

    private:

      // A static pointer to ourselves for use in handlers
      
      static Control* control_;

      // An object for handling signals

      SignalTask signalTask_;

      // A client object for managing our connection to the control program

      TcpClient client_;

      // A network buffer for communication with the control program

      NetStr netStr_;

      // A set of file descriptors

      FdSet fdSet_;

      // True when we should exit.

      bool stop_;

      // Thread management objects

      Thread* readThread_;

      static THREAD_START(startRead);

      Thread* sendThread_;

      static THREAD_START(startSend);

      void readCommand();

      void sendCommand();
      
      static SIGNALTASK_HANDLER_FN(exitHandler);

      static NET_SEND_HANDLER(sendHandler);

      static NET_READ_HANDLER(readHandler);

      static NET_SEND_HANDLER(errorHandler);

    }; // End class Control
    
  } // End namespace util
} // End namespace sza



#endif // End #ifndef SZA_UTIL_CONTROL_H