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00001 //
00002 // Copyright (C) 2006 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 IEEE80211_MGMT_BASE_H
00019 #define IEEE80211_MGMT_BASE_H
00020 
00021 #include <omnetpp.h>
00022 #include "MACAddress.h"
00023 #include "PassiveQueueBase.h"
00024 #include "NotificationBoard.h"
00025 #include "Ieee80211Frame_m.h"
00026 #include "Ieee80211MgmtFrames_m.h"
00027 
00028 
00036 class INET_API Ieee80211MgmtBase : public PassiveQueueBase, public INotifiable
00037 {
00038   protected:
00039     // configuration
00040     int frameCapacity;
00041     MACAddress myAddress;
00042 
00043     // state
00044     cQueue dataQueue; // queue for data frames
00045     cQueue mgmtQueue; // queue for management frames (higher priority than data frames)
00046 
00047     // statistics
00048     long numDataFramesReceived;
00049     long numMgmtFramesReceived;
00050     long numMgmtFramesDropped;
00051 
00052     // queue statistics
00053     cOutVector dataQueueLenVec;
00054     cOutVector dataQueueDropVec;
00055 
00056   protected:
00057     virtual int numInitStages() const {return 2;}
00058     virtual void initialize(int);
00059 
00061     virtual void handleMessage(cMessage *msg);
00062 
00064     virtual void handleTimer(cMessage *frame) = 0;
00065 
00067     virtual void handleUpperMessage(cPacket *msg) = 0;
00068 
00070     virtual void handleCommand(int msgkind, cPolymorphic *ctrl) = 0;
00071 
00073     virtual void sendOrEnqueue(cPacket *frame);
00074 
00076     virtual bool enqueue(cMessage *msg);
00077 
00079     virtual cMessage *dequeue();
00080 
00082     virtual void sendOut(cMessage *msg);
00083 
00085     virtual void dropManagementFrame(Ieee80211ManagementFrame *frame);
00086 
00088     virtual cPacket *decapsulate(Ieee80211DataFrame *frame);
00089 
00091     virtual void sendUp(cMessage *msg);
00092 
00094     virtual void processFrame(Ieee80211DataOrMgmtFrame *frame);
00095 
00098     virtual void handleDataFrame(Ieee80211DataFrame *frame) = 0;
00099     virtual void handleAuthenticationFrame(Ieee80211AuthenticationFrame *frame) = 0;
00100     virtual void handleDeauthenticationFrame(Ieee80211DeauthenticationFrame *frame) = 0;
00101     virtual void handleAssociationRequestFrame(Ieee80211AssociationRequestFrame *frame) = 0;
00102     virtual void handleAssociationResponseFrame(Ieee80211AssociationResponseFrame *frame) = 0;
00103     virtual void handleReassociationRequestFrame(Ieee80211ReassociationRequestFrame *frame) = 0;
00104     virtual void handleReassociationResponseFrame(Ieee80211ReassociationResponseFrame *frame) = 0;
00105     virtual void handleDisassociationFrame(Ieee80211DisassociationFrame *frame) = 0;
00106     virtual void handleBeaconFrame(Ieee80211BeaconFrame *frame) = 0;
00107     virtual void handleProbeRequestFrame(Ieee80211ProbeRequestFrame *frame) = 0;
00108     virtual void handleProbeResponseFrame(Ieee80211ProbeResponseFrame *frame) = 0;
00110 };
00111 
00112 #endif
00113 
00114