Example 4.6. CAPICallback definition

class CAPICallback : public CAPICallbackIF{
public:
      // Return the CAInterface name for this interface.
      static if_name_t IFNAME() { return "eslapi.CAPICallback2"; }
      // Specify the current minor revision for this interface.
      static if_rev_t IFREVISION() { return 0; }
      virtual CAPITraceSegment_t * allocateTraceSegment 
                (const CAPIStream_t * stream)
            {return NULL;}
      virtual void deallocateTraceSegment (const CAPIStream_t * stream,
                CAPITraceSegment_t * segment) {}
      virtual uint64_t getCurrentCycle (){return (uint64_t)-1;}
      virtual uint64_t getTotalAllocatedMemory(void) {return 0;}
      // Return interface if requested 
      virtual CAInterface * ObtainInterface( if_name_t ifName,
          if_rev_t minRev, if_rev_t * actualRev)
      {
         if((strcmp(ifName,"eslapi.CAPICallback2") == 0) && (minRev <= 0))
         {
             *actualRev = 0; 
              return this; 
         }
         return NULL; 
     }
};