libresiprocate-1.9-dev 1.9.6-1 / usr / include / resip / dum / ClientSubscription.hxx

#if !defined(RESIP_CLIENTSUBSCRIPTION_HXX)
#define RESIP_CLIENTSUBSCRIPTION_HXX

#include <deque>
#include "resip/dum/BaseSubscription.hxx"

namespace resip
{

class DialogUsageManager;

//!dcm! -- update contact in dialog if required

class ClientSubscription: public BaseSubscription
{
   public:      
      ClientSubscription(DialogUsageManager& dum, Dialog& dialog,
                         const SipMessage& request, UInt32 defaultSubExpiration);

      typedef Handle<ClientSubscription> ClientSubscriptionHandle;
      ClientSubscriptionHandle getHandle();
      
      //.dcm. no adornment for ease of use, can add if there is a use case
      void acceptUpdate(int statusCode = 200, const char* reason=0);
      void rejectUpdate(int statusCode = 400, const Data& reasonPhrase = Data::Empty);
      void requestRefresh(UInt32 expires = 0);  // 0 defaults to using original expires value (to remove call end() instead)
      virtual void end();
      void end(bool immediate); // If immediate is true then usage is destroyed with no further messaging
      virtual void reSubscribe();  // forms a new Subscription dialog - reusing the same target and AppDialogSet      
      /**
       * Provide asynchronous method access by using command
       */
      void acceptUpdateCommand(int statusCode = 200, const char* reason=0);
      void rejectUpdateCommand(int statusCode = 400, const Data& reasonPhrase = Data::Empty);
      void requestRefreshCommand(UInt32 expires = 0);  // 0 defaults to using original expires value (to remove call endCommand() instead)
      virtual void endCommand(bool immediate=false); // If immediate is true then usage is destroyed with no further messaging

      virtual EncodeStream& dump(EncodeStream& strm) const;

   protected:
      virtual ~ClientSubscription();
      virtual void dialogDestroyed(const SipMessage& msg);
      virtual void onReadyToSend(SipMessage& msg);
      virtual void send(SharedPtr<SipMessage> msg);
      virtual void flowTerminated();

   private:
      friend class Dialog;
      friend class InviteSession;      

      class QueuedNotify
      {
         public:
            QueuedNotify(const SipMessage& notify, bool outOfOrder)
               : mNotify(notify), mOutOfOrder(outOfOrder) {}

            SipMessage& notify() { return mNotify; }
            bool outOfOrder() { return mOutOfOrder; }

         private:
            SipMessage mNotify;
            bool mOutOfOrder;
      };

      typedef std::deque<QueuedNotify*> NotifyQueue;
      NotifyQueue mQueuedNotifies;

      typedef std::vector<QueuedNotify*> Dustbin;
      Dustbin mDustbin;

      bool mOnNewSubscriptionCalled;
      //SipMessage mLastNotify;      
      bool mEnded;
      // .bwc. This is when our next reSUB is scheduled to happen.
      UInt64 mNextRefreshSecs;
      UInt64 mLastSubSecs;

      // this is the expires value from the 2xx coming from the SUB message
      UInt32 mDefaultExpires;

      bool mRefreshing;
      bool mHaveQueuedRefresh;
      int mQueuedRefreshInterval;

      unsigned int mLargestNotifyCSeq;

      virtual void dispatch(const SipMessage& msg);
      virtual void dispatch(const DumTimeout& timer);

      void sendQueuedRefreshRequest();
      void processNextNotify();
      void processResponse(const SipMessage& response);
      void clearDustbin();
      void scheduleRefresh(unsigned long refreshInterval);
      
      // disabled
      ClientSubscription(const ClientSubscription&);
      ClientSubscription& operator=(const ClientSubscription&);
};
 
}

#endif

/* ====================================================================
 * The Vovida Software License, Version 1.0 
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