PmacComms.h

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#ifndef PMACCOMMS_H
#define PMACCOMMS_H

// Required C header files from the array control code

#include "gcp/control/code/unix/libunix_src/common/regmap.h" // RegMapBlock

#include "gcp/antenna/control/specific/PmacCommand.h"

#define PMAC_HOST_ADDR "192.6.94.5"
#define PMAC_HOST_PORT 1025

#define PMAC_TIMEOUT_USEC 600000

namespace gcp {
  namespace antenna {
    namespace control {

      class SpecificShare;
      
      class PmacComms {
    
      public:
    
    PmacComms(SpecificShare* share);
    
    PmacComms();
    
    ~PmacComms();
    
    bool connect();
    
    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);
    
      private:
    
    SpecificShare* 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 gcp

#endif // End #ifndef