INET Framework for OMNeT++/OMNEST: SCTPClient.h Source File

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00001 //
00002 // Copyright (C) 2008 Irene Ruengeler
00003 // Copyright (C) 2009 Thomas Dreibholz
00004 //
00005 // This program is free software; you can redistribute it and/or
00006 // modify it under the terms of the GNU General Public License
00007 // as published by the Free Software Foundation; either version 2
00008 // of the License, or (at your option) any later version.
00009 //
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00013 // GNU General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License
00016 // along with this program; if not, see <http://www.gnu.org/licenses/>.
00017 //
00018 
00019 #ifndef __SCTPCLIENT_H_
00020 #define __SCTPCLIENT_H_
00021 
00022 #include <omnetpp.h>
00023 #include "SCTPSocket.h"
00024 #include "SCTPAssociation.h"
00025 
00032 class SCTPAssociation;
00033 
00034 class INET_API SCTPClient : public cSimpleModule, public SCTPSocket::CallbackInterface
00035 {
00036     protected:
00037         SCTPSocket socket;
00038         SCTPAssociation* assoc;
00039         // statistics
00040         int32 numSessions;
00041         int32 numBroken;
00042         uint64 packetsSent;
00043         uint64 packetsRcvd;
00044         uint64 bytesSent;
00045         uint64 echoedBytesSent;
00046         uint64 bytesRcvd;
00047         uint64 numRequestsToSend; // requests to send in this session
00048         uint64 numPacketsToReceive;
00049         uint32 numBytes;
00050         int64 bufferSize;
00051         int32 echoFactor;
00052         int32 queueSize;
00053         uint32 inStreams;
00054         uint32 outStreams;
00055         bool ordered;
00056         bool sendAllowed;
00057         bool timer;
00058         bool finishEndsSimulation;
00059         cMessage* timeMsg;
00060         cMessage* stopTimer;
00061         cMessage* primaryChangeTimer;
00063         void sendRequest(bool last=true);
00064     public:
00065 
00066         struct pathStatus {
00067             bool active;
00068             bool primaryPath;
00069             IPvXAddress  pid;
00070             };
00071         typedef std::map<IPvXAddress,pathStatus> SCTPPathStatus;
00072         SCTPPathStatus sctpPathStatus;
00076         void initialize();
00077 
00082         void handleMessage(cMessage *msg);
00083 
00089         void finish();
00093         void connect();
00095         void close();
00097         //    virtual void sendPacket(int32 numBytes, bool serverClose=false);
00099         void setStatusString(const char *s);
00101 
00102         void handleTimer(cMessage *msg);
00106         void socketEstablished(int32 connId, void *yourPtr, uint64 buffer);
00111         void socketDataArrived(int32 connId, void *yourPtr, cPacket *msg, bool urgent);
00112         void socketDataNotificationArrived(int32 connId, void *yourPtr, cPacket *msg);
00114         void socketPeerClosed(int32 connId, void *yourPtr);
00116         void socketClosed(int32 connId, void *yourPtr);
00118         void socketFailure(int32 connId, void *yourPtr, int32 code);
00120         void socketStatusArrived(int32 connId, void *yourPtr, SCTPStatusInfo *status);
00122         void setAssociation(SCTPAssociation *_assoc) {assoc = _assoc;};
00123         void setPrimaryPath (const char* addr);
00124         void sendRequestArrived();
00125         void sendQueueRequest();
00126         void shutdownReceivedArrived(int32 connId);
00127         void sendqueueFullArrived(int32 connId);
00128         void sendqueueAbatedArrived(int32 connId, uint64 buffer);
00129         void addressAddedArrived(int32 assocId, IPvXAddress remoteAddr);
00130 };
00131 
00132 #endif
00133 
00134