supl/locationomasuplprotocolhandler/protocolhandlerver1/src/epos_comasuplstartstate.cpp
changeset 0 667063e416a2
child 32 b12ea03c50a3
child 42 02ba3f1733c6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/supl/locationomasuplprotocolhandler/protocolhandlerver1/src/epos_comasuplstartstate.cpp	Tue Feb 02 01:06:48 2010 +0200
@@ -0,0 +1,999 @@
+/*
+* Copyright (c) 2002-2005 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:   Class for handling SUPL_START message.
+*
+*/
+
+
+
+#include <etelmm.h> 
+#include <e32math.h>
+#include <f32file.h>
+#include <bautils.h>
+
+#include "lbs/epos_tomasuplallowedcapabilities.h"
+#include "epos_comasupllocationid.h"
+#include "lbs/epos_comasuplsetcapabilities.h"
+#include "epos_suplterminal.h"
+#include "epos_suplterminalconstants.h"
+#include "epos_suplterminalqop.h"
+#include "epos_comasuplsessionid.h"
+#include "epos_comasuplsession.h"
+#include "epos_tomasuplqop.h"
+#include "epos_comasuplasnmessagebase.h"
+#include "epos_comasuplstartstate.h"
+#include "epos_comasuplstart.h"
+#include "epos_comasuplposrequestor.h"
+#include "epos_omasuplconstants.h"
+#include "epos_comasupltrace.h"
+#include "epos_comasuplasnbase.h"
+
+
+_LIT(KTraceFileName,"SUPL_OMA_SESSION::EPos_COMASuplStartState.cpp");
+
+TInt FindK(TReal horAccuracy,TReal C, TReal x)
+	{
+		TReal r = horAccuracy;
+		TReal numerator ;
+		TReal denominator;
+		Math::Log(numerator,( r/C + 1.0 ));
+		Math::Log(denominator,( 1.0 + x ));
+		TReal res = numerator/ denominator;
+		TInt round = res; //To ceil it.
+		TReal decimal = res - round;
+		if(decimal >= 0.5)
+			{
+				res  = res  + 0.5;
+			}
+		return res;
+	}
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::COMASuplStartState
+// C++ constructor can NOT contain any code, that might leave.
+// -----------------------------------------------------------------------------
+//
+COMASuplStartState::COMASuplStartState(RMobilePhone& aMobilePhone,
+									  TInt aMsgTimeout,COMASuplPOSRequestor* aPosRequestor,COMASuplAsnHandlerBase* aOMASuplAsnHandlerBase):
+									  iMobilePhone(aMobilePhone),
+									  iPosRequestor(aPosRequestor),
+									  iOMASuplAsnHandlerBase(aOMASuplAsnHandlerBase)
+    {
+		iMessageTimeOut = aMsgTimeout * KSecond;   
+		iCurrentState =  ESUPL_START;
+		iIsQoPPresent = EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::~COMASuplStartState
+// -----------------------------------------------------------------------------
+//
+COMASuplStartState::~COMASuplStartState()
+    {
+    	if(iTrace)
+    		iTrace->Trace(_L("COMASuplStartState::~COMASuplStartState..."), KTraceFileName, __LINE__); 							
+    	delete iLocationIDRequestor;
+    	
+    	if(iPosRequestor)
+    		iPosRequestor->DestroyList();
+		else    	    	
+    		delete iSETCapabilities ;
+
+    	delete iAllowedCapabilities;
+    	
+    	delete iLocationId;
+    }
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::ConstructL(TInt aAllowedCapabilities)
+    {
+    	COMASuplState::BaseConstructL();
+    	iTrace->Trace(_L("COMASuplStartState::ConstructL..."), KTraceFileName, __LINE__); 							
+    	iLocationIDRequestor = COMASuplETel::NewL(*this,iMobilePhone);
+    	iAllowedCapabilities = COMASuplSETCapabilities::NewL();
+
+    	if(!iPosRequestor)
+    		iSETCapabilities = COMASuplSETCapabilities::NewL();
+    	
+    	FillAllowedCapabilities(aAllowedCapabilities);
+#ifdef PRINT_MESSAGE		    	
+    	if(iECId)
+    		{
+    		    iTrace->Trace(_L("Allowed Capabilities contains Enhance Cell Id."), KTraceFileName, __LINE__); 								
+    		}
+    	else
+    		{
+    			 iTrace->Trace(_L("Allowed Capabilities does not contains Enhance Cell Id."), KTraceFileName, __LINE__); 								
+    		}	
+#endif    		
+    }
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+COMASuplStartState* COMASuplStartState::NewL(RMobilePhone& aMobilePhone,TInt aMsgTimeout,
+											COMASuplPOSRequestor* aPosRequestor,
+											COMASuplAsnHandlerBase* aOMASuplAsnHandlerBase,TInt aAllowedCapabilities)
+    {
+	    COMASuplStartState* self =  new ( ELeave ) COMASuplStartState(aMobilePhone,aMsgTimeout,aPosRequestor,aOMASuplAsnHandlerBase);
+	    CleanupStack::PushL( self );
+	    self->ConstructL(aAllowedCapabilities);
+	    CleanupStack::Pop(self);
+	    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::GenerateMessage
+// Generates SUPL_SATART message
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TInt COMASuplStartState::GenerateMessageL() 
+	{
+		iTrace->Trace(_L("Start of COMASuplStartState::GenerateMessage"), KTraceFileName, __LINE__); 					
+		iLocationIDRequestor->GetLocationID();
+		return KErrNone;
+	}
+	
+// -----------------------------------------------------------------------------
+// COMASuplStartState::CancelOperation
+// Cancels the generation if SUPL START
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::CancelOperation() 
+	{
+		iTrace->Trace(_L("Cancel of COMASuplStartState::CancelOperation..."), KTraceFileName, __LINE__); 					
+		COMASuplState::CancelOperation();	
+		iLocationIDRequestor->Cancel();
+		if(iPosRequestor)
+		{
+			iPosRequestor->Cancel();
+		}
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::EncodeMessageL
+// Encodes message ...returns encoded data
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+HBufC8* COMASuplStartState::EncodeMessageL(TOMASuplVersion &aSuplVersion,
+											COMASuplSessionID* aSessionId,TInt &aError)
+	{
+		iTrace->Trace(_L("Start of COMASuplStartState::EncodeMessageL"), KTraceFileName, __LINE__); 					
+		iTrace->Trace(_L("*********Values in SUPL START*************"), KTraceFileName, __LINE__); 
+		COMASuplState::EncodeMessageL(aSuplVersion,aSessionId,aError);
+		
+		aError = ValidateSetCapabilities(); 
+		if(aError != KErrNone)
+		{
+			return NULL;
+		}
+
+
+		COMASuplAsnMessageBase* OMASuplMessageBase = iOMASuplAsnHandlerBase->CreateOMASuplMessageL(COMASuplAsnMessageBase::ESUPL_START);
+		CleanupStack::PushL(OMASuplMessageBase);
+		COMASuplStart* OMASuplStart  =  static_cast<COMASuplStart*>(OMASuplMessageBase);
+		
+		iTrace->Trace(_L("Created OMASuplStart"), KTraceFileName, __LINE__); 							
+		ComputeCapabilities();
+
+	     OMASuplStart->SetMessageBase(aSuplVersion,aSessionId);
+		if(iSETCapabilities && iPosRequestor)
+		{
+			iTrace->Trace(_L("Filling capability for POS....."), KTraceFileName, __LINE__);
+			
+			TOMASuplPosTechnology posTech;
+			COMASuplSETCapabilities::TOMASuplPrefMethod prefMethod;
+			TOMASuplPosProtocol posProtocol;
+			iSETCapabilities->GetSETCapabilities(posTech, prefMethod, posProtocol);
+            TBool aGpsSetAssisted, aGpsSetBased, autonomousGps, AFLT, EOTD, OTDOA;
+			posTech.GetPosTechnology(aGpsSetAssisted, aGpsSetBased, autonomousGps, AFLT, EOTD, OTDOA);
+            iAllowedCapabilitiesforPOS.SetAllowedCapabilities(aGpsSetAssisted, aGpsSetBased, autonomousGps, AFLT, EOTD, OTDOA, ETrue, ETrue);
+            iPosRequestor->SetPosMethodAndAllowedCapabilities(iAllowedCapabilitiesforPOS,COMASuplPosSessionBase::EPositionUndefined);
+            
+            COMASuplSETCapabilities *lSETCapabilities = COMASuplSETCapabilities::NewL();
+            lSETCapabilities->SetSETCapabilities(posTech, prefMethod, posProtocol);
+            //iLocationId ownership will be with "this" class
+            OMASuplStart->SetSuplStart(lSETCapabilities,static_cast<COMASuplLocationId*>(iLocationId->CloneL()),iECId);
+        }
+		else
+		    {
+                //iLocationId ownership will be with "this" class
+                if(iSETCapabilities)
+                OMASuplStart->SetSuplStart(static_cast<COMASuplSETCapabilities*>(iSETCapabilities->CloneL()),static_cast<COMASuplLocationId*>(iLocationId->CloneL()),iECId);
+		    }
+		if(iECId)
+			{
+				OMASuplStart->SetECellId(iMmCellInfo);
+			}
+
+#ifdef PRINT_MESSAGE		
+		// SET Capabilities
+		if(iSETCapabilities)
+		{
+			iTrace->Trace(_L("SET Capabilities ....."), KTraceFileName, __LINE__);
+			
+			TOMASuplPosTechnology posTech;
+			COMASuplSETCapabilities::TOMASuplPrefMethod prefMethod;
+			TOMASuplPosProtocol posProtocol;
+
+			iSETCapabilities->GetSETCapabilities(posTech, prefMethod, posProtocol);
+		
+			TBuf <200> posTechStr;
+			posTechStr.Append(_L("POS Technologies - "));
+			TBool aGpsSetAssisted, aGpsSetBased, autonomousGps, AFLT, EOTD, OTDOA;
+			posTech.GetPosTechnology(aGpsSetAssisted, aGpsSetBased, autonomousGps, AFLT, EOTD, OTDOA);
+			if(aGpsSetAssisted) posTechStr.Append(_L("AGPS SET Assisted  "));
+			if(aGpsSetBased) posTechStr.Append(_L("AGPS SET Based  "));
+			if(autonomousGps) posTechStr.Append(_L("Autonomous GPS  "));
+			if(AFLT) posTechStr.Append(_L("AFLT  "));
+			if(EOTD) posTechStr.Append(_L("EOTD  "));
+			if(OTDOA) posTechStr.Append(_L("OTDOA  "));
+
+			iTrace->Trace(posTechStr, KTraceFileName, __LINE__);
+
+			TBuf <80> prefMethodStr;
+			prefMethodStr.Append(_L("Preferred Method - "));
+
+			switch(prefMethod)
+			{
+			case COMASuplSETCapabilities::EOMAAGpsSETAssitedPreferred:
+				prefMethodStr.Append(_L("AGPS SET Assisted Preferred"));
+				break;
+			case COMASuplSETCapabilities::EOMAAGpsSETBasedPreferred:
+				prefMethodStr.Append(_L("AGPS SET Based Preferred"));
+				break;
+			case COMASuplSETCapabilities::EOMANoPreferred:
+				prefMethodStr.Append(_L("No Preference"));
+				break;
+			}
+			
+			iTrace->Trace(prefMethodStr, KTraceFileName, __LINE__);
+
+			TBuf <80> posProtocolStr;
+			posProtocolStr.Append(_L("POS Protocol - "));
+			TBool tia801, rrlp, rrc;
+			
+			posProtocol.GetPosProtocol(tia801, rrlp, rrc);
+			if(tia801) posProtocolStr.Append(_L("TIA 801  "));
+			if(rrlp) posProtocolStr.Append(_L("RRLP  "));
+			if(rrc) posProtocolStr.Append(_L("RRC  "));
+		}
+
+		// Location ID
+		if(iLocationId)
+		{
+			iTrace->Trace(_L("Location ID ......."), KTraceFileName, __LINE__);
+			
+			TBuf<50> locationIDTypeStr;
+			locationIDTypeStr.Append(_L("Location ID Type - "));
+			COMASuplLocationId::TOMASuplCellInfoType cellInfoType;
+			COMASuplLocationId::TOMASuplStatus status;			
+			TInt refMNC, refMcc, refCI, refLAC;
+			TInt err;
+
+			cellInfoType = iLocationId->SuplCellInfoType();
+			switch(cellInfoType)
+			{	
+			case COMASuplLocationId::EGSM:
+				locationIDTypeStr.Append(_L("GSM"));
+				iTrace->Trace(locationIDTypeStr, KTraceFileName, __LINE__);
+
+				COMASuplGSMCellInfo *gsmCellInfo;
+
+				err = iLocationId->SuplLocationId(gsmCellInfo, status);
+				if(KErrNone == err)
+				{
+					TBuf <100> gsmCellInfoStr;
+					gsmCellInfoStr.Append(_L("GSM Cell Info - "));
+					gsmCellInfo->SuplGSMCellInfo(refMNC, refMcc, refCI, refLAC);
+					gsmCellInfoStr.Append(_L("MNC - "));
+					gsmCellInfoStr.AppendNum(refMNC);
+					gsmCellInfoStr.Append(_L(" MCC - "));
+					gsmCellInfoStr.AppendNum(refMcc);
+					gsmCellInfoStr.Append(_L(" CI - "));
+					gsmCellInfoStr.AppendNum(refCI);
+					gsmCellInfoStr.Append(_L(" LAC - "));
+					gsmCellInfoStr.AppendNum(refLAC);
+
+					iTrace->Trace(gsmCellInfoStr, KTraceFileName, __LINE__);
+				}
+				break;
+
+			case COMASuplLocationId::EWCDMA:
+				locationIDTypeStr.Append(_L("WCDMA"));
+				iTrace->Trace(locationIDTypeStr, KTraceFileName, __LINE__);
+
+				COMASuplCellInfo *wcdmaCellInfo;
+
+				err = iLocationId->SuplLocationId(wcdmaCellInfo, status);
+				if(KErrNone == err)
+				{
+					TBuf <100> wcdmaCellInfoStr;
+					wcdmaCellInfoStr.Append(_L("WCDMA Cell Info - "));
+					wcdmaCellInfo->SuplCellInfo(refMNC, refMcc, refCI);
+					wcdmaCellInfoStr.Append(_L("MNC - "));
+					wcdmaCellInfoStr.AppendNum(refMNC);
+					wcdmaCellInfoStr.Append(_L(" MCC - "));
+					wcdmaCellInfoStr.AppendNum(refMcc);
+					wcdmaCellInfoStr.Append(_L(" CI - "));
+					wcdmaCellInfoStr.AppendNum(refCI);
+
+					iTrace->Trace(wcdmaCellInfoStr, KTraceFileName, __LINE__);
+				}
+
+				break;
+			}
+			TBuf <60> locationIdStatusStr;
+			locationIdStatusStr.Append(_L("Location ID Status - "));
+			switch(status)
+			{
+			case COMASuplLocationId::EStale:
+				locationIdStatusStr.Append(_L("Stale"));
+				break;
+			case COMASuplLocationId::ECurrent:
+				locationIdStatusStr.Append(_L("Current"));
+				break;
+			case COMASuplLocationId::EUnknown:
+				locationIdStatusStr.Append(_L("Unknown"));
+				break;
+			}
+			iTrace->Trace(locationIdStatusStr, KTraceFileName, __LINE__);
+		}
+#endif
+		if(iIsQoPPresent)
+			{
+				iTrace->Trace(_L("QoP ....."), KTraceFileName, __LINE__);
+				TOMASuplQop Qop;
+				TReal32 horAccuracy;
+				TReal32 verAccuracy;
+				TInt maxLocationAge;
+				TInt delay;
+				
+				if(iClientQop.GetHorizontalAccuracy(horAccuracy) != KErrNotFound)
+					{
+						TReal C = 10.0;
+						TReal x = 0.1; // From 3GPP GAD
+						Qop.SetSuplQop(FindK(horAccuracy,C,x));
+#ifdef PRINT_MESSAGE
+						TBuf <30> horAccStr;
+						horAccStr.Append(_L("Horizontal Accuracy - "));
+						horAccStr.AppendNum(horAccuracy);
+						iTrace->Trace(horAccStr, KTraceFileName, __LINE__);
+#endif
+					}
+
+				if(iClientQop.GetVerticalAccuracy(verAccuracy) != KErrNotFound)
+					{
+						TReal C = 45.0;
+						TReal x = 0.025; // From 3GPP GAD
+						Qop.SetVerticalAccuracy(FindK(verAccuracy,C,x));
+#ifdef PRINT_MESSAGE
+						TBuf <32> vertAccStr;
+						vertAccStr.Append(_L("Vertical Accuracy - "));
+						vertAccStr.AppendNum(verAccuracy);
+						iTrace->Trace(vertAccStr, KTraceFileName, __LINE__);
+#endif
+					}
+
+				if(iClientQop.GetMaxLocationAge(maxLocationAge) != KErrNotFound)
+					{
+						Qop.SetMaxLocationAge(maxLocationAge);
+#ifdef PRINT_MESSAGE
+						TBuf <32> maxAgeStr;
+						maxAgeStr.Append(_L("Maximum Location Age - "));
+						maxAgeStr.AppendNum(maxLocationAge);
+						iTrace->Trace(maxAgeStr, KTraceFileName, __LINE__);
+#endif
+					}
+					
+				if(iClientQop.GetDelay(delay) != KErrNotFound)
+					{	
+						// Calculate the delay to be sent to SLP from the
+						// delay received from client lib
+						
+						// Client library gives 2^x and we need to send
+						// x to SLP. Therefore, conversion is -
+						// x = (log (2^x) / log 2)
+						
+						TReal clientDelay = delay;
+						TReal slpDelay;
+						TReal logClientDelay;
+						TReal logTwo;
+						
+						const TReal two = 2;
+						
+						TInt err = Math::Log(logClientDelay, clientDelay);
+						if(KErrNone == err)
+						{
+							err  = Math::Log(logTwo, two);
+							if(KErrNone == err)
+							{
+								slpDelay = logClientDelay/logTwo;
+								Qop.SetDelay(slpDelay);		
+#ifdef PRINT_MESSAGE
+						TBuf <32> delayStr;
+						delayStr.Append(_L("Delay - "));
+						delayStr.AppendNum(slpDelay);
+						iTrace->Trace(delayStr, KTraceFileName, __LINE__);
+#endif
+							}
+						}
+						
+					}
+					
+				OMASuplStart->SetQop(Qop);
+			}
+			
+		iTrace->Trace(_L("Starting Encoding..."), KTraceFileName, __LINE__); 							
+		
+		HBufC8 *encodedBuffer = NULL;
+		TInt error;
+
+		TRAPD(err,encodedBuffer = iOMASuplAsnHandlerBase->EncodeL(OMASuplStart,error));
+
+		CleanupStack::PopAndDestroy(OMASuplMessageBase);
+		
+		 if ( error == KErrNone && err == KErrNone )
+		 	{
+		 			iTrace->Trace(_L("Encoding Done..."), KTraceFileName, __LINE__); 							
+		 			aError = KErrNone;
+		 			SetPrefferedBack();
+#ifdef PRINT_MESSAGE
+                    RFile file;
+	                RFs   fs;
+	                TInt cErr=fs.Connect();
+	                TInt fErr = file.Open(fs,_L("c:\\logs\\epos\\packet.txt"),EFileWrite|EFileShareAny);
+                    if (fErr == KErrNotFound || fErr == KErrPathNotFound)
+                        {                             
+                        TBool ret = BaflUtils::FolderExists(fs,_L("c:\\logs\\epos\\"));
+                        if(!ret)
+                        	{
+                        		fs.MkDirAll(_L("c:\\logs\\epos\\"));
+                        	}
+                        file.Create(fs, _L("c:\\logs\\epos\\packet.txt"), EFileWrite|EFileShareAny);
+	                    fErr = file.Open(fs,_L("c:\\logs\\epos\\packet.txt"),EFileWrite|EFileShareAny);
+                        }
+                    TInt aPos;
+                    file.Seek(ESeekEnd, aPos);
+                    _LIT8(KMsgType, "SUPL START");
+                    file.Write(KMsgType);
+                    file.Write(_L8("\r \n"));
+	                file.Write(*encodedBuffer);
+                    file.Write(_L8("\r \n"));
+	                file.Close();
+	                fs.Close();
+#endif
+					return encodedBuffer;
+		 	}
+		 else
+		 	{
+		 		iTrace->Trace(_L("Encoding Failed."), KTraceFileName, __LINE__); 
+				aError = error;	
+		 		delete encodedBuffer;
+		 		encodedBuffer = NULL;
+		 	}
+		 	
+		 	return NULL;
+	}
+ 
+// -----------------------------------------------------------------------------
+// COMASuplStartState::LocationIDRequestCompleted
+// Gets called when location request completed
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::LocationIDRequestCompletedL(COMASuplLocationId* aLocationId,
+													TInt aErrorCode)
+	{
+		iTrace->Trace(_L("COMASuplStartState::LocationIDRequestCompleted..."), KTraceFileName, __LINE__); 								
+		iGenerationStatus = EFalse;
+		if(aErrorCode!=KErrNone)
+			{
+				iTrace->Trace(_L("COMASuplStartState::LocationRequestFailed"), KTraceFileName, __LINE__); 					
+				if(iMsgStateObserver)
+					{
+						iMsgStateObserver->OperationCompleteL(aErrorCode);
+						return;
+					}
+			}
+			
+		iLocationId = aLocationId;
+		
+		if(iECId)
+			{
+				iTrace->Trace(_L("COMASuplStartState::LocationIDRequestCompletedL...Retrive E-CellId"), KTraceFileName, __LINE__); 					
+				iGenerationStatus = ETrue;
+				iLocationIDRequestor->GetECellID();
+			}
+		else
+			{	
+				GetAssistceDataFromPluginL(aErrorCode);
+			}	
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::LocationECellIdRequestCompletedL
+// Gets called when E-Cell Id location request completed
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::LocationECellIdRequestCompletedL(TOMASuplECellInfo& aECId,TInt aErrorCode)
+	{
+		
+		iGenerationStatus = EFalse;
+		if(aErrorCode!=KErrNone)
+			{
+				iTrace->Trace(_L("COMASuplStartState::LocationECellIdRequestCompletedL...Failed...still continueing... "), KTraceFileName, __LINE__); 					
+				iECId = EFalse; //Since getting E-Cell id is failed....
+				aErrorCode = KErrNone;
+
+			}
+		else
+			{
+				iMmCellInfo = aECId;
+			}			
+			
+		GetAssistceDataFromPluginL(aErrorCode);
+	}
+	
+// -----------------------------------------------------------------------------
+// COMASuplStartState::ComparisionLocationIDRequestCompletedL
+// Gets called when location request for comparision completed
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::ComparisionLocationIDRequestCompletedL(COMASuplLocationId* /*aLocationId*/,
+        TInt /*aErrorCode*/)
+    {
+  	//do nothing
+    }
+// -----------------------------------------------------------------------------
+// COMASuplStartState::GetPosParamsL() 
+// Gets called when location request completed
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::GetPosParamsL() 
+	{
+		iSETCapabilities = COMASuplSETCapabilities::NewL();
+		iSETCapabilities->SetType(COMASuplInfoRequest::EOMASuplSETCapabilities);
+		
+		iPosRequestor->CreateListL();
+		iPosRequestor->AppendInfoRequest(iSETCapabilities);  //takes ownership
+		iPosRequestor->SetObserver(this);
+		User::LeaveIfError(iPosRequestor->GetSuplInfoL());
+	}	
+
+// -----------------------------------------------------------------------------
+// COMASuplPosInitState::OperationCompleteL
+// An observer method that indicates the completion of
+// data retrieval from POS Message plugin
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::OperationCompleteL(TInt aError) 
+	{
+		if(iMsgStateObserver)
+		{
+			if(aError == KErrNone)
+				{
+					aError = ValidateSetCapabilities(); 	
+				}
+				
+			iMsgStateObserver->OperationCompleteL(aError);
+		}
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::Capabilities 
+// Returns iCapabilities 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+COMASuplSETCapabilities* COMASuplStartState::Capabilities()
+	{
+	return iSETCapabilities;
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::Capabilities
+// Returns iCapabilities 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::GetPositionComplete(TInt /* err */)
+	{
+	/* 
+	No Body
+	*/
+	}
+	
+// -----------------------------------------------------------------------------
+// COMASuplSession::InitilizeAllowedCapabilities
+// Retrives capability from Allowed capabilities & puts into iSETCapabilities
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::InitilizeAllowedCapabilities()
+	{
+	
+	iTrace->Trace(_L("Start of COMASuplStartState::InitilizeAllowedCapabilities"), KTraceFileName, __LINE__); 															
+	
+	TOMASuplPosTechnology posTechnology;
+	COMASuplSETCapabilities::TOMASuplPrefMethod    prefMethod;
+	TOMASuplPosProtocol   posProtocol;
+	
+	TBool  GpsSETAssisted 	= ETrue;
+	TBool  GpsSETBased 		= ETrue;
+	TBool  AutonomousGps 	= ETrue;
+	TBool  FLT 			 	= ETrue;
+
+	TBool  eOTD 		 	= ETrue;
+	TBool  oTDOA 		 	= ETrue;
+	
+	TBool TIA801 = ETrue; 
+	TBool RRLP = ETrue;
+	TBool RRC =  ETrue;
+
+	posTechnology.SetPosTechnology(GpsSETAssisted,GpsSETBased,AutonomousGps,FLT,
+													   eOTD,oTDOA);
+	posProtocol.SetPosProtocol(TIA801,RRLP,RRC);
+	prefMethod = COMASuplSETCapabilities::EOMANoPreferred; 
+	
+	iAllowedCapabilities->SetSETCapabilities(posTechnology,prefMethod,posProtocol);	
+	
+	iTrace->Trace(_L("End of COMASuplStartState::InitilizeAllowedCapabilities"), KTraceFileName, __LINE__); 															
+	}
+	
+// -----------------------------------------------------------------------------
+// DoANDOperation
+// For manipulating SET capabiliites
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TBool DoANDOperation(TInt aFlag, TInt aCapability) 
+	{
+		if ((aFlag & aCapability) > 0) 
+			return ETrue;
+		else
+			return EFalse;
+	}
+	
+// -----------------------------------------------------------------------------
+// COMASuplSession::FillAllowedCapabilities
+// Retrives capability from Allowed capabilities & puts into iSETCapabilities
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::FillAllowedCapabilities(TInt aAllowedCapabilities)
+	{
+	
+	iTrace->Trace(_L("Start of COMASuplStartState::FillAllowedCapabilities"), KTraceFileName, __LINE__); 															
+	
+	TOMASuplPosTechnology posTechnology;
+	COMASuplSETCapabilities::TOMASuplPrefMethod    prefMethod;
+	TOMASuplPosProtocol   posProtocol;
+	
+	TBool  GpsSETAssisted 	= DoANDOperation(aAllowedCapabilities,KGpsSETAssisted);
+	TBool  GpsSETBased 		= DoANDOperation(aAllowedCapabilities,KGpsSETBased);
+	TBool  AutonomousGps 	= DoANDOperation(aAllowedCapabilities,KAutonomousGps);
+	TBool  FLT 			 	= DoANDOperation(aAllowedCapabilities,KAFLT);
+		   iECId 		 	= DoANDOperation(aAllowedCapabilities,KECID);
+	TBool  eOTD 		 	= DoANDOperation(aAllowedCapabilities,KEOTD);
+	TBool  oTDOA 		 	= DoANDOperation(aAllowedCapabilities,KOTDOA);
+	
+	TBool TIA801 = EFalse;
+	TBool RRLP = EFalse;
+	TBool RRC =  EFalse;
+
+	posTechnology.SetPosTechnology(GpsSETAssisted,GpsSETBased,AutonomousGps,FLT,
+													   eOTD,oTDOA);
+	posProtocol.SetPosProtocol(TIA801,RRLP,RRC);
+	prefMethod = COMASuplSETCapabilities::EOMANoPreferred; 
+	
+	TBuf<128> msg(_L("COMASuplStartState::FillAllowedCapabilities : "));
+	msg.AppendNum(GpsSETAssisted);
+	msg.Append(_L(", "));
+	msg.AppendNum(GpsSETBased);
+	msg.Append(_L(", "));
+	msg.AppendNum(AutonomousGps);
+	msg.Append(_L(", "));
+	msg.AppendNum(FLT);
+	msg.Append(_L(", "));
+	msg.AppendNum(eOTD);
+	msg.Append(_L(", "));
+	msg.AppendNum(oTDOA);
+	msg.Append(_L(", "));
+	msg.AppendNum(iECId);
+	msg.Append(_L(", "));
+	msg.AppendNum(ETrue);
+	
+	iTrace->Trace(msg, KTraceFileName, __LINE__);
+	iAllowedCapabilities->SetSETCapabilities(posTechnology,prefMethod,posProtocol);	
+	
+	iTrace->Trace(_L("End of COMASuplStartState::FillAllowedCapabilities"), KTraceFileName, __LINE__); 															
+	
+	if(iPosRequestor) 
+		return;
+
+		//For Time being.... //IF POS is not there 
+		{
+				TOMASuplPosTechnology posTechnology;
+				COMASuplSETCapabilities::TOMASuplPrefMethod    prefMethod;
+				TOMASuplPosProtocol   posProtocol;
+
+				TBool  GpsSETAssisted 	= EFalse;
+				TBool  GpsSETBased 		= EFalse;
+				TBool  AutonomousGps 	= EFalse;
+				TBool  FLT 			 	= EFalse;
+
+				TBool  eOTD 		 	= EFalse;
+				TBool  oTDOA 		 	= EFalse;
+
+				TBool TIA801 = EFalse; 
+				TBool RRLP = EFalse;
+				TBool RRC =  EFalse;
+
+				posTechnology.SetPosTechnology(GpsSETAssisted,GpsSETBased,AutonomousGps,FLT,
+												   eOTD,oTDOA);
+				posProtocol.SetPosProtocol(TIA801,RRLP,RRC);
+				prefMethod = COMASuplSETCapabilities::EOMANoPreferred; 
+
+				iSETCapabilities->SetSETCapabilities(posTechnology,prefMethod,posProtocol);	
+		}
+
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::ComputeCapabilities
+// Does ANDing of SETCapabilities with AllowedCapabilities & stores in SETCapabilities
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::ComputeCapabilities()
+{	
+	iTrace->Trace(_L("Start of COMASuplStartState::ComputeCapabilities"), KTraceFileName, __LINE__); 															
+	
+	TOMASuplPosProtocol   SETposProtocol;
+	COMASuplSETCapabilities::TOMASuplPrefMethod    SETprefMethod;
+	TOMASuplPosTechnology SETposTechnology;
+	
+	TOMASuplPosProtocol   AllowedposProtocol;
+	COMASuplSETCapabilities::TOMASuplPrefMethod    AllowedprefMethod;
+	TOMASuplPosTechnology AllowedposTechnology;
+	
+	TBool  SETGpsSETAssisted,AllowedGpsSETAssisted;
+	TBool  SETGpsSETBased,AllowedGpsSETBased;
+	TBool  SETAutonomousGps,AllowedAutonomousGps;
+	TBool  SETeOTD,AllowedeOTD;
+	TBool  SEToTDOA,AllowedoTDOA;
+	TBool SETFLT, AllowedFLT;	
+	TBool SETTIA801,AllowedTIA801; 
+	TBool SETRRLP,AllowedRRLP;
+	TBool SETRRC,AllowedRRC;
+	
+	iSETCapabilities->GetSETCapabilities(SETposTechnology,SETprefMethod,SETposProtocol);	
+	iAllowedCapabilities->GetSETCapabilities(AllowedposTechnology,AllowedprefMethod,AllowedposProtocol);	
+
+	SETposTechnology.GetPosTechnology(SETGpsSETAssisted,SETGpsSETBased,SETAutonomousGps,SETFLT,
+													   SETeOTD,SEToTDOA);
+	SETposProtocol.GetPosProtocol(SETTIA801,SETRRLP,SETRRC);
+ 
+
+	AllowedposTechnology.GetPosTechnology(AllowedGpsSETAssisted,AllowedGpsSETBased,AllowedAutonomousGps,AllowedFLT,
+													   AllowedeOTD,AllowedoTDOA);
+	SETposProtocol.GetPosProtocol(AllowedTIA801,AllowedRRLP,AllowedRRC);
+	AllowedprefMethod = COMASuplSETCapabilities::EOMANoPreferred; 
+
+	SETGpsSETAssisted &= AllowedGpsSETAssisted;
+	SETGpsSETBased &= AllowedGpsSETBased;
+	SETAutonomousGps &= AllowedAutonomousGps;
+	
+	SETFLT &= AllowedFLT; 
+	SETeOTD &=AllowedeOTD;
+	SEToTDOA &=AllowedoTDOA;
+	
+	SETTIA801 &= AllowedTIA801; 
+	SETRRLP &= AllowedRRLP;
+	SETRRC &= AllowedRRC;
+	
+	//If client has restricted SETBased and still POS msg plugin sets SETBasedPreferred.....then 
+	// it as EOMANoPreferred
+	///Save this one ...need for next message comparisions....
+	iPOSMsgSETprefMethod = SETprefMethod;
+	
+	if(SETprefMethod == COMASuplSETCapabilities::EOMAAGpsSETBasedPreferred && (!SETGpsSETBased ))
+		{
+			SETprefMethod = COMASuplSETCapabilities::EOMANoPreferred; 
+		}
+		
+	if(SETprefMethod == COMASuplSETCapabilities::EOMAAGpsSETAssitedPreferred  && (!SETGpsSETAssisted))
+		{
+			SETprefMethod = COMASuplSETCapabilities::EOMANoPreferred; 
+		}
+	
+	SETposTechnology.SetPosTechnology(SETGpsSETAssisted,SETGpsSETBased,SETAutonomousGps,SETFLT,
+													   SETeOTD,SEToTDOA);
+	
+	SETposProtocol.SetPosProtocol(SETTIA801,SETRRLP,SETRRC);
+	
+	iSETCapabilities->SetSETCapabilities(SETposTechnology,SETprefMethod,SETposProtocol);	
+	
+	iTrace->Trace(_L("End of COMASuplStartState::ComputeCapabilities"), KTraceFileName, __LINE__); 															
+}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::ValidateSetCapabilities
+// 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TInt COMASuplStartState::ValidateSetCapabilities() 
+	{
+		if(!iPosRequestor)  //No need to check status if POS is not there
+			{
+				return KErrNone;  
+			}
+		
+		return iSETCapabilities->Status();
+	}
+	
+// -----------------------------------------------------------------------------
+// COMASuplStartState::SetQop
+// 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::SetQop(TSuplTerminalQop& aQop)
+	{
+		iIsQoPPresent = ETrue;
+		iClientQop = aQop;
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::SetPrefferedBack
+// 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::SetPrefferedBack()
+	{
+		TOMASuplPosProtocol   posProtocol;
+		COMASuplSETCapabilities::TOMASuplPrefMethod    prefMethod;
+		TOMASuplPosTechnology posTechnology;
+		iSETCapabilities->GetSETCapabilities(posTechnology,prefMethod,posProtocol);	
+		iSETCapabilities->SetSETCapabilities(posTechnology,iPOSMsgSETprefMethod,posProtocol);	
+		
+	}
+	
+	
+// -----------------------------------------------------------------------------
+// COMASuplStartState::GetAssistceDataFromPluginL
+// 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::GetAssistceDataFromPluginL(TInt aErrorCode)
+	{
+		if(iPosRequestor)
+			{
+				TRAPD(err,GetPosParamsL());
+				
+				if(err != KErrNone && iMsgStateObserver)
+				{
+					iMsgStateObserver->OperationCompleteL(err);
+				}
+			}
+		else
+			{
+				if(iMsgStateObserver)
+				{
+					iMsgStateObserver->OperationCompleteL(aErrorCode);
+				}
+			}
+		
+	}
+
+// -----------------------------------------------------------------------------
+// COMASuplStartState::GetCurrentCellID
+// Get Current Cell id
+// 
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void COMASuplStartState::GetCurrentCellID(TCellIdInfo& aCurrentCellId,TInt& aType)
+	{
+		TInt lRefMNC = -1;
+		TInt lRefMCC = -1;
+		TInt lRefLAC = -1;
+		TInt lRefCI  = -1;
+		aType = 0;
+		if(iLocationId)
+		{
+			iTrace->Trace(_L("Location ID ......."), KTraceFileName, __LINE__);
+			
+			TBuf<50> locationIDTypeStr;
+			locationIDTypeStr.Append(_L("Location ID Type - "));
+			COMASuplLocationId::TOMASuplCellInfoType cellInfoType;
+			COMASuplLocationId::TOMASuplStatus status;			
+			TInt err;
+
+			cellInfoType = iLocationId->SuplCellInfoType();
+			switch(cellInfoType)
+			{	
+				case COMASuplLocationId::EGSM:
+					{
+						locationIDTypeStr.Append(_L("GSM"));
+						iTrace->Trace(locationIDTypeStr, KTraceFileName, __LINE__);
+						COMASuplGSMCellInfo *gsmCellInfo;
+						err = iLocationId->SuplLocationId(gsmCellInfo, status);
+						if(KErrNone == err)
+						{
+							TBuf <128> gsmCellInfoStr;
+							gsmCellInfoStr.Append(_L("GSM Cell Info:"));
+							gsmCellInfo->SuplGSMCellInfo(lRefMNC, lRefMCC, lRefCI, lRefLAC);
+							gsmCellInfoStr.Append(_L("MNC - "));
+							gsmCellInfoStr.AppendNum(lRefMNC);
+							gsmCellInfoStr.Append(_L(" MCC - "));
+							gsmCellInfoStr.AppendNum(lRefMCC);
+							gsmCellInfoStr.Append(_L(" CI - "));
+							gsmCellInfoStr.AppendNum(lRefCI);
+							gsmCellInfoStr.Append(_L(" LAC - "));
+							gsmCellInfoStr.AppendNum(lRefLAC);
+							iTrace->Trace(gsmCellInfoStr, KTraceFileName, __LINE__);
+							aType = 0;
+						}
+						break;
+					}
+				case COMASuplLocationId::EWCDMA:
+					{
+						locationIDTypeStr.Append(_L("WCDMA"));
+						iTrace->Trace(locationIDTypeStr, KTraceFileName, __LINE__);
+						COMASuplCellInfo *wcdmaCellInfo;
+						err = iLocationId->SuplLocationId(wcdmaCellInfo, status);
+						if(KErrNone == err)
+						{
+							TBuf <128> wcdmaCellInfoStr;
+							wcdmaCellInfoStr.Append(_L("WCDMA Cell Info:"));
+							wcdmaCellInfo->SuplCellInfo(lRefMNC, lRefMCC, lRefCI);
+							wcdmaCellInfoStr.Append(_L("MNC - "));
+							wcdmaCellInfoStr.AppendNum(lRefMNC);
+							wcdmaCellInfoStr.Append(_L(" MCC - "));
+							wcdmaCellInfoStr.AppendNum(lRefMCC);
+							wcdmaCellInfoStr.Append(_L(" CI - "));
+							wcdmaCellInfoStr.AppendNum(lRefCI);
+							iTrace->Trace(wcdmaCellInfoStr, KTraceFileName, __LINE__);
+							aType = 1;
+						}
+						break;
+					}	
+		}
+		
+	aCurrentCellId.iCid = lRefCI;
+	aCurrentCellId.iMNC = lRefMNC; 
+	aCurrentCellId.iMCC = lRefMCC;
+	aCurrentCellId.iLac = lRefLAC;
+	}
+}	//  End of File