PmacCommsMsg.h

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#ifndef PMACCOMMSMSG_H
#define PMACCOMMSMSG_H

#include "carma/szautil/Exception.h"
#include "carma/szautil/GenericTaskMsg.h"

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

namespace sza {
  namespace util {
    
    
    class PmacCommsMsg :
      public sza::util::GenericTaskMsg {
      
      public:
      
      enum MsgType {
        CONNECT,
        DISCONNECT,
        SETMEM
      };
      
      MsgType type;
      
      union {
        
        struct {
          unsigned short offset;
          unsigned short length;
          unsigned char data[PMAC_DATA_MAX_LEN];
        } setmem;
        
      } body;
      
      inline void packConnectMsg()
        {
          genericMsgType_ = 
            sza::util::GenericTaskMsg::TASK_SPECIFIC;
          
          type = CONNECT;
        }
      
      inline void packDisconnectMsg()
        {
          genericMsgType_ = 
            sza::util::GenericTaskMsg::TASK_SPECIFIC;
          
          type = DISCONNECT;
        }
      
      inline void packSetMemMsg(unsigned short offset,
                                unsigned short length,
                                unsigned char* data)
        {
          if(length > PMAC_DATA_MAX_LEN)
            throw sza::util::
              sza::util::Error("PmacCommsMsg::packSetMemMsg: "
                               "data array too large.\n");
          
          genericMsgType_ = 
            sza::util::GenericTaskMsg::TASK_SPECIFIC;
          
          type = SETMEM;
          
          body.setmem.offset = offset;
          body.setmem.length = length;
          
          for(unsigned i=0; i < length; i++)
            body.setmem.data[i] = data[i];
        }
      
    }; // End class PmacCommsMsg
    
  }; // End namespace util
}; // End namespace sza

#endif // End #ifndef