pduCallbackManager.h

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/*********************************************************************
** Copyright (c) 1992-2025 MAK Technologies, Inc
** All rights reserved.
*********************************************************************/
#pragma once


#if DtDIS

#include <set>
#include <vlutil/vlList.h>
#include "pdu.h"

class DT_DLL_VL DtPduCallbackInfo;

typedef void (*DtPduCallbackFcn)(DtPdu* pdu, void* usr);



class DT_DLL_VL DtPduCallbackManager
{
public:

   DtPduCallbackManager();

   virtual ~DtPduCallbackManager();

   DtPduCallbackManager(const DtPduCallbackManager& orig);

   DtPduCallbackManager& operator=(const DtPduCallbackManager& orig);

   virtual void addPduCallback(DtPduKind k, 
      DtPduCallbackFcn fcn, void* usr);
   virtual void removePduCallback(DtPduKind k, 
      DtPduCallbackFcn fcn, void* usr);
      

   virtual void processPdu(const DtPdu& pdu);

   virtual int numCallbacks(DtPduKind k) const;

protected:

   virtual void addPduCallback(DtPduKind k, DtPduCallbackInfo* info);
   virtual void removePduCallback(DtPduKind k, const DtPduCallbackInfo& info);

   void emptyList();

   void copyList(const DtPduCallbackManager& orig);

protected:

#define DtMAX_PDU_KINDS 256
   bool myProcessingCallbacksNow[DtMAX_PDU_KINDS];
   std::set<DtPduCallbackInfo> myCbList[DtMAX_PDU_KINDS];
   std::set<DtPduCallbackInfo> myRemovedCbList[DtMAX_PDU_KINDS];
};

#endif