Go to the documentation of this file.
00001 //
00002 // Copyright (C) 2006 Andras Babos and Andras Varga
00003 //
00004 // This program is free software; you can redistribute it and/or
00005 // modify it under the terms of the GNU Lesser General Public License
00006 // as published by the Free Software Foundation; either version 2
00007 // of the License, or (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU Lesser General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU Lesser General Public License
00015 // along with this program; if not, see <http://www.gnu.org/licenses/>.
00016 //
00017 
00018 #ifndef __INET_MESSAGEHANDLER_H
00019 #define __INET_MESSAGEHANDLER_H
00020 
00021 #include "IMessageHandler.h"
00022 #include "HelloHandler.h"
00023 #include "DatabaseDescriptionHandler.h"
00024 #include "LinkStateRequestHandler.h"
00025 #include "LinkStateUpdateHandler.h"
00026 #include "LinkStateAcknowledgementHandler.h"
00027 #include "OSPFTimer_m.h"
00028 #include "IPControlInfo.h"
00029 #include "OSPFInterface.h"
00030 //#include "OSPFNeighbor.h"
00031 
00032 namespace OSPF {
00033 
00034 class MessageHandler : public IMessageHandler {
00035 private:
00036     cSimpleModule*                  ospfModule;
00037 
00038     HelloHandler                    helloHandler;
00039     DatabaseDescriptionHandler      ddHandler;
00040     LinkStateRequestHandler         lsRequestHandler;
00041     LinkStateUpdateHandler          lsUpdateHandler;
00042     LinkStateAcknowledgementHandler lsAckHandler;
00043 
00044 public:
00045     MessageHandler  (Router* containingRouter, cSimpleModule* containingModule);
00046 
00047     void    MessageReceived(cMessage* message);
00048     void    HandleTimer     (OSPFTimer* timer);
00049 
00050     void    ProcessPacket   (OSPFPacket* packet, Interface* unused1 = NULL, Neighbor* unused2 = NULL);
00051 
00052     void    SendPacket      (OSPFPacket* packet, IPv4Address destination, int outputIfIndex, short ttl = 1);
00053     void    ClearTimer      (OSPFTimer* timer);
00054     void    StartTimer      (OSPFTimer* timer, simtime_t delay);
00055 
00056     void    PrintEvent                          (const char* eventString, const Interface* onInterface = NULL, const Neighbor* forNeighbor = NULL) const;
00057     void    PrintHelloPacket                    (const OSPFHelloPacket* helloPacket, IPv4Address destination, int outputIfIndex) const;
00058     void    PrintDatabaseDescriptionPacket      (const OSPFDatabaseDescriptionPacket* ddPacket, IPv4Address destination, int outputIfIndex) const;
00059     void    PrintLinkStateRequestPacket         (const OSPFLinkStateRequestPacket* requestPacket, IPv4Address destination, int outputIfIndex) const;
00060     void    PrintLinkStateUpdatePacket          (const OSPFLinkStateUpdatePacket* updatePacket, IPv4Address destination, int outputIfIndex) const;
00061     void    PrintLinkStateAcknowledgementPacket(const OSPFLinkStateAcknowledgementPacket* ackPacket, IPv4Address destination, int outputIfIndex) const;
00062 
00063     // Authentication not implemented
00064     bool    AuthenticatePacket  (OSPFPacket* packet)    { return true; }
00065 };
00066 
00067 } // namespace OSPF
00068 
00069 #endif // __INET_MESSAGEHANDLER_H
00070