text: //
  // Copyright (C) 2004 Andras Varga
  //
  // This program is free software; you can redistribute it and/or
  // modify it under the terms of the GNU Lesser General Public License
  // as published by the Free Software Foundation; either version 2
  // of the License, or (at your option) any later version.
  //
  // This program is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public License
  // along with this program; if not, see <http://www.gnu.org/licenses/>.
  //
  
  #ifndef __INET_TCPBASICCLIENTAPP_H
  #define __INET_TCPBASICCLIENTAPP_H
  
  #include "inet/common/INETDefs.h"
  
  #include "inet/applications/tcpapp/TCPAppBase.h"
  #include "inet/common/lifecycle/NodeStatus.h"
  #include "inet/common/lifecycle/ILifecycle.h"
  
  namespace inet {
  
  /**
   * An example request-reply based client application.
   */
  class INET_API TCPBasicClientApp : public TCPAppBase, public ILifecycle
  {
    protected:
      cMessage *timeoutMsg;
      NodeStatus *nodeStatus;
      bool earlySend;    // if true, don't wait with sendRequest() until established()
      int numRequestsToSend;    // requests to send in this session
      simtime_t startTime;
      simtime_t stopTime;
  
      virtual void sendRequest();
      virtual void rescheduleOrDeleteTimer(simtime_t d, short int msgKind);
  
      virtual int numInitStages() const { return NUM_INIT_STAGES; }
      virtual void initialize(int stage);
      virtual void handleTimer(cMessage *msg);
      virtual void socketEstablished(int connId, void *yourPtr);
      virtual void socketDataArrived(int connId, void *yourPtr, cPacket *msg, bool urgent);
      virtual void socketClosed(int connId, void *yourPtr);
      virtual void socketFailure(int connId, void *yourPtr, int code);
      virtual bool isNodeUp();
      virtual bool handleOperationStage(LifecycleOperation *operation, int stage, IDoneCallback *doneCallback);
  
    public:
      TCPBasicClientApp();
      virtual ~TCPBasicClientApp();
  };
  
  } // namespace inet
  
  #endif // ifndef __INET_TCPBASICCLIENTAPP_H
  
  