--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/serialserver/c32serialserver/Test/TE_C32/d_comm.h	Thu Dec 17 09:22:25 2009 +0200
@@ -0,0 +1,149 @@
+// Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+
+#if !defined(D_COMM_H)
+#define D_COMM_H
+
+#include "DParams.h"
+
+//
+const TInt KCommsMajorVersionNumber=1;
+const TInt KCommsMinorVersionNumber=0;
+const TInt KCommsBuildVersionNumber=KE32BuildVersionNumber;
+//
+const TInt KDefaultRxBufferSize=0x400;
+const TInt KTxBufferSize=0x400;
+const TInt KMaxHighWaterMark=0x080;
+//
+const TUint KReceiveIsrParityError=0x10000000;
+const TUint KReceiveIsrFrameError=0x20000000;
+const TUint KReceiveIsrOverrunError=0x40000000;
+const TUint KReceiveIsrMaskError=0x70000000;
+//
+const TInt KTransmitIrqEmpty=KErrGeneral;
+//
+const TUint KReceiveIsrTermChar=0x80000000;
+const TUint KReceiveIsrMaskComplete=0xf0000000;
+const TUint KReceiveIsrShift=24;
+const TUint KReceiveIsrShiftedMask=0x0f;
+//
+//
+enum TStopMode {EStopNormal,EStopPwrDown,EStopEmergency};
+//
+//
+
+#ifdef __MARM__
+const TInt KDummyTimerGranularity = 31000;
+#else
+const TInt KDummyTimerGranularity = 80000;
+#endif
+
+const TInt KDummyTimeOut=200000;	// 0.2 seconds
+
+
+class DChannelComm;
+class DComm : public CBase
+	{
+public:
+	virtual TInt Start() =0;
+	virtual void Stop(TStopMode aMode) =0;
+	virtual void Break(TBool aState) =0;
+	virtual void EnableTransmit() =0;
+	virtual TUint Signals() const =0;
+	virtual void SetSignals(TUint aSetMask,TUint aClearMask) =0;
+	virtual TInt Validate(const TCommConfigV01 &aConfig) const =0;
+	virtual void Configure(TCommConfigV01 &aConfig) =0;
+	virtual void Caps(TDes8 &aCaps) const =0;
+	virtual void CheckConfig(TCommConfigV01& aConfig)=0;
+	virtual void EnableInterrupts() =0;
+	virtual void DisableInterrupts() =0;
+	virtual TInt CompleteSlowOpen(DThread *aThread,TRequestStatus *aReqStat) =0;
+	inline DChannelComm &Comm() {return(*iComm);}
+	inline void SetComm(DChannelComm *aComm) {iComm=aComm;}
+private:
+	DChannelComm *iComm;
+#ifdef _DEBUG_DEVCOMM
+public:
+	TInt iRxIntCount;
+	TInt iTxIntCount;
+	TInt iRxErrCount;
+	TInt iTxErrCount;
+#endif
+	};
+
+//
+class DDeviceComm : public DLogicalDevice
+	{
+public:
+	DDeviceComm();
+	virtual TInt Install();
+	virtual void GetCaps(TDes8 &aDes) const;
+	virtual DLogicalChannel *CreateL();
+	};
+//
+
+class DChannelComm : public DLogicalChannel
+	{
+public:
+	DChannelComm(DLogicalDevice *aDevice);
+	~DChannelComm();
+	void CompleteReq(TInt aReqNo);
+	void SetSignals();
+	void ChangeConfig();
+protected:
+	virtual void DoCreateL(TInt aUnit,CBase *aDriver,const TDesC *anInfo,const TVersion &aVer);
+	virtual void DoCancel(TInt aReqNo);
+	virtual void DoRequest(TInt aReqNo,TAny *a1,TAny *a2);
+	virtual TInt DoControl(TInt aFunction,TAny *a1,TAny *a2);
+private:
+	static void SignalChangeCompleted(TAny*,TInt);
+	static void ConfigChangeCompleted(TAny*,TInt);
+	static void RxDataAvailableCompleted(TAny*,TInt);
+	static void FlowControlChangeCompleted(TAny*,TInt);
+	static void WriteCompleted(TAny*,TInt);
+public:
+	TCommNotificationV01 iConfig;
+private:
+	DComm *iDriver;
+
+	TTickLink iQueuedRxDataAvailable;
+	TTickLink iQueuedSignalNotify;
+	TTickLink iQueuedConfigChange;
+	TTickLink iQueuedFlowControl;
+	TTickLink iQueuedWrite;
+
+	TUint* iSignals;	
+	TUint iSignalMask;
+	TFlowControl iFlowControl;
+	TCommNotificationPckg* iConfigPointer;
+
+	TBool iRxDataAvailablePending;
+	TBool iSignalNotifyPending;
+	TBool iConfigChangePending;
+	TBool iFlowControlChangePending;
+	TBool iWritePending;
+
+	TInt iSignalCount;
+	
+#ifdef _DEBUG_DEVCOMM
+	TInt iDoDrainSeq;
+	TInt iTxChars, iRxChars;
+	TInt iTxXon, iTxXoff, iRxXon, iRxXoff;
+#endif
+	};
+
+#endif
+