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00097 #ifndef PROCESSOR_H
00098 #define PROCESSOR_H
00099
00100 #ifndef _PTLIB_H
00101 #include <ptlib.h>
00102 #endif
00103
00104 #include <opal/buildopts.h>
00105
00106 #include <opal/connection.h>
00107
00108 #include <iax2/frame.h>
00109 #include <iax2/iedata.h>
00110 #include <iax2/remote.h>
00111 #include <iax2/safestrings.h>
00112 #include <iax2/sound.h>
00113
00114 class IAX2EndPoint;
00115 class IAX2Connection;
00116 class IAX2ThreadHelper;
00117
00119
00140 class IAX2WaitingForAck : public PObject
00141 {
00142 PCLASSINFO(IAX2WaitingForAck, PObject);
00143
00144 public:
00146 enum ResponseToAck {
00147 RingingAcked = 0,
00148 AcceptAcked = 1,
00149 AuthRepAcked = 2,
00150 AnswerAcked = 3
00151 };
00152
00154 IAX2WaitingForAck();
00155
00157 void Assign(IAX2FullFrame *f, ResponseToAck _response);
00158
00160 PBoolean MatchingAckPacket(IAX2FullFrame *f);
00161
00163 ResponseToAck GetResponse() { return response; }
00164
00166 PString GetResponseAsString() const;
00167
00169 virtual void PrintOn(ostream & strm) const;
00170
00172 void ZeroValues();
00173
00174 private:
00176 DWORD timeStamp;
00177
00179 PINDEX seqNo;
00180
00182 ResponseToAck response;
00183 };
00184
00186
00199 class IAX2Processor : public PThread
00200 {
00201 PCLASSINFO(IAX2Processor, PObject);
00202
00203 public:
00205 IAX2Processor(IAX2EndPoint & ep);
00206
00208 virtual ~IAX2Processor();
00209
00211 IAX2SequenceNumbers & GetSequenceInfo() { return sequence; }
00212
00214 IAX2Encryption & GetEncryptionInfo() { return encryption; }
00215
00217 void IncomingEthernetFrame (IAX2Frame *frame);
00218
00221 virtual void PrintOn(ostream & strm) const = 0;
00222
00224 IAX2EndPoint & GetEndPoint() { return endpoint; };
00225
00235 void SetCallToken(const PString & newToken);
00236
00238 PString GetCallToken();
00239
00241 IAX2Remote & GetRemoteInfo() { return remote; }
00242
00244 const PTimeInterval & GetCallStartTick() { return callStartTick; }
00245
00249 void Main();
00250
00253 PBoolean IsStatusQueryEthernetFrame(IAX2Frame *frame);
00254
00257 void SetSpecialPackets(PBoolean newValue) { specialPackets = newValue; }
00258
00260 void Terminate();
00261
00266 void Activate();
00267
00274 virtual PBoolean IncomingMessageOutOfOrder(IAX2FullFrame *ff)= 0;
00275
00277 void ReportLists(PString & answer);
00278
00279 protected:
00280
00282 IAX2EndPoint & endpoint;
00283
00287 PTimeInterval callStartTick;
00288
00290 IAX2Remote remote;
00291
00294 void StartNoResponseTimer(PINDEX msToWait = 60000);
00295
00297 void StopNoResponseTimer() { noResponseTimer.Stop(); }
00298
00300 PTimer noResponseTimer;
00301
00303 void CleanPendingLists() { activate.Signal(); }
00304
00307 IAX2WaitingForAck nextTask;
00308
00310 PSyncPoint activate;
00311
00313 PBoolean endThread;
00314
00316 IAX2Encryption encryption;
00317
00319 IAX2SequenceNumbers sequence;
00320
00322 IAX2ActiveFrameList frameList;
00323
00326 SafeString callToken;
00327
00329 virtual void OnNoResponseTimeout() = 0;
00330
00333 enum DefinedNoResponseTimePeriod {
00334 NoResponseTimePeriod = 5000
00335 };
00336
00340 PBoolean IsHandlingSpecialPackets() { return specialPackets; };
00341
00344 PBoolean specialPackets;
00345
00348 virtual void ProcessLists() = 0;
00349
00352 virtual void ProcessFullFrame(IAX2FullFrame & fullFrame) = 0;
00353
00356 virtual void ProcessIaxCmdLagRq(IAX2FullFrameProtocol *src);
00357
00360 virtual void ProcessIaxCmdLagRp(IAX2FullFrameProtocol *src);
00361
00364 virtual void ProcessIaxCmdVnak(IAX2FullFrameProtocol *src);
00365
00368 virtual void ProcessIaxCmdPing(IAX2FullFrameProtocol *src);
00369
00372 virtual void ProcessIaxCmdPong(IAX2FullFrameProtocol *src);
00373
00377 PBoolean ProcessOneIncomingEthernetFrame();
00378
00380 PAtomicInteger controlFramesSent;
00381
00383 PAtomicInteger controlFramesRcvd;
00384
00386 void IncControlFramesSent() { ++controlFramesSent; }
00387
00389 void IncControlFramesRcvd() { ++controlFramesRcvd; }
00390
00393 virtual void ProcessNetworkFrame(IAX2MiniFrame * src) = 0;
00394
00395
00396
00397
00398
00399
00400
00401
00402 virtual PBoolean ProcessNetworkFrame(IAX2FullFrameProtocol * src);
00403
00407 void TransmitFrameToRemoteEndpoint(IAX2Frame *src);
00408
00414 void TransmitFrameToRemoteEndpoint(IAX2FullFrame *src,
00415 IAX2WaitingForAck::ResponseToAck response
00416 );
00417
00421 void TransmitFrameNow(IAX2Frame *src);
00422
00424 void TransmitFrameToRemoteEndpoint(IAX2FullFrameProtocol *src);
00425
00428 PBoolean Authenticate(IAX2FullFrameProtocol *reply,
00429 PString & password
00430 );
00431
00433 IAX2IeData ieData;
00434
00437 void SendAckFrame(IAX2FullFrame *inReplyTo);
00438
00442 void SendVnakFrame(IAX2FullFrame *inReplyTo);
00443
00445 void SendUnsupportedFrame(IAX2FullFrame *inReplyTo);
00446
00447 private:
00448 #ifdef DOC_PLUS_PLUS
00449
00456 void OnNoResponseTimeoutStart(PTimer &, INT);
00457 #else
00458 PDECLARE_NOTIFIER(PTimer, IAX2Processor, OnNoResponseTimeoutStart);
00459 #endif
00460
00461 protected:
00468 DWORD currentSoundTimeStamp;
00469 };
00470
00471 #endif // PROCESSOR_H