PmacComms.h

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#ifndef PMACCOMMS_H
#define PMACCOMMS_H

// Required C header files from the array control code

#include "carma/szaarrayutils/regmap.h" // RegMapBlock

#include "carma/antenna/sza/antenna/control/PmacCommand.h"

#define PMAC_HOST_ADDR "192.6.94.5"
#define PMAC_HOST_PORT 1025

#define PMAC_TIMEOUT_USEC 600000

namespace sza {
  namespace antenna {
    namespace control {

      class SzaShare;
      
      class PmacComms {
        
      public:
        
        PmacComms(SzaShare* share);
        
        PmacComms();
        
        ~PmacComms();
        
        bool connect();
        bool connect(std::string host);
        
        void disconnect();
        
        bool pmacIsConnected();
        
        void sendCommand(PmacCommand& command);
        
        void readResponse(PmacCommand& command);
        
        //------------------------------------------------------------
        // Methods which will be used to read and write register values.
        // These methods will send a the appropriate command to the pmac,
        // and time out waiting for a response.
        //------------------------------------------------------------
        
        void readReg(RegMapBlock *blk, 
                     unsigned int first, unsigned int nreg, 
                     unsigned int *value);
        
        void writeReg(RegMapBlock *blk, 
                      unsigned int first, unsigned int nreg, 
                      unsigned int *value);
        
        void* getMem(unsigned short offset, unsigned short length);

        void* setMem(unsigned short offset, unsigned short length,
                     unsigned char* data);
        
        std::string getIpAddress();

        void setIpAddress(std::string ipAddress);

        unsigned int ipStringToInt(std::string addr);
        std::string  ipIntToString(unsigned int);

      private:
        
        SzaShare* share_;
        
        int fd_;
        
        fd_set read_fds_;
        
        int fd_set_size_;
        
        bool connected_;
        
        PmacCommand command_;
        
        bool responsePending_;
        
        void serviceMsgQ();
        
        void zeroReadFds();
        
        void registerReadFd(int fd);
        
        int waitForNextMessage();
        
        int waitForResponse();
        
        void* getResponse(PmacCommand& command);
        
      }; // End class PmacComms
      
    }; // End namespace control
  }; // End namespace antenna
}; // End namespace sza

#endif // End #ifndef