pana_paa_factory.h

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/* Open Diameter: Open-source software for the Diameter and               */
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#ifndef __PANA_PAA_FACTORY_H__
#define __PANA_PAA_FACTORY_H__

#include "pana_node.h"
#include "pana_session.h"
#include "pana_paa_fsm.h"
#include "pana_message.h"
#include "callback_patterns.h"

typedef PANA_SessionTree<PANA_PaaSession> PANA_PendingSessionDb;

class PANA_EXPORT PANA_PaaSessionFactory : public PANA_PaaSessionChannel
{
   public:
      PANA_PaaSessionFactory(PANA_Node &n) : PANA_PaaSessionChannel(n) { 
          
         AAA_SCSIAdapter1<PANA_PaaSessionFactory, 
                           void(PANA_PaaSessionFactory::*)(PANA_Message&),
                           PANA_Message&> 
                     msgHandler(*this, &PANA_PaaSessionFactory::Receive);
         AAA_SCSIAdapter1<PANA_PaaSessionFactory, 
                           void(PANA_PaaSessionFactory::*)(int), 
                           int> 
                     errHandler(*this, &PANA_PaaSessionFactory::Error);

         PANA_PaaSessionChannel::RegisterHandler(msgHandler);
         PANA_PaaSessionChannel::RegisterHandler(errHandler);
      }
      virtual PANA_PaaSessionFactory::~PANA_PaaSessionFactory() {
         PANA_PaaSessionChannel::RemoveHandler();
      }
      virtual PANA_PaaSession *Create() = 0;

   protected:
      virtual void Receive(PANA_Message &msg);
      virtual void Error(int err);

   private:
      virtual void ReceiveDiscover(PANA_Message &msg);
      virtual void SendStartRequest(PANA_Message &msg, 
                                    diameter_octetstring_t &cookie);
      virtual void ReceiveStartAnswer(PANA_Message &msg);

      PANA_PendingSessionDb m_PendingDb;
};

template<class PAA_SESSION, class ARG>
class PANA_PaaSessionFactoryAdapter : public PANA_PaaSessionFactory
{
   public:
      PANA_PaaSessionFactoryAdapter(ARG &arg) : m_arg(arg) { }
      PANA_PaaSession *Create() {
         return (new PAA_SESSION(m_Node, m_Udp, m_arg));
      }
   protected:
      ARG &m_arg;
};

#endif /* __PANA_PAA_FACTORY_H__ */

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