--- a/networkprotocolmodules/common/suplrrlpasn1/src/rrlpmeasureposrequest.cpp Tue Jun 15 14:56:45 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,331 +0,0 @@
-// Copyright (c) 2008-2009 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:
-//
-
-/**
- @file
- @internalTechnology
-
-*/
-
-#include "RRLP-Messages.h"
-#include "rrlpmeasureposrequest.h"
-#include "supldevloggermacros.h"
-#include "suplrrlpasn1common.h"
-#include <math.h>
-
-/**
-Static factory constructor
-*/
-EXPORT_C CRrlpMeasurePositionRequest* CRrlpMeasurePositionRequest::NewL()
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::NewL() Begin\n");
- CRrlpMeasurePositionRequest* self = new (ELeave) CRrlpMeasurePositionRequest();
- CleanupStack::PushL(self);
- self->ConstructL();
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::NewL() End\n");
- CleanupStack::Pop(self);
- return self;
- }
-
-/**
-Default constructor
-*/
-CRrlpMeasurePositionRequest::CRrlpMeasurePositionRequest()
- : CRrlpMessageBase(ERrlpMeasurePositionReq, EFalse)
- {
- }
-
-/**
-Second stage constructor
-*/
-void CRrlpMeasurePositionRequest::ConstructL()
- {
- }
-
-/**
-Destructor
-*/
-CRrlpMeasurePositionRequest::~CRrlpMeasurePositionRequest()
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::~CRrlpMeasurePositionRequest() Begin\n");
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::~CRrlpMeasurePositionRequest() End\n");
- }
-
-/**
-PositionInstruct()
-
-Populates the Requested Positioning Methods and Quality according to the
-Positioning Instructions component of the Measure Position Request message.
-
-Note that the field Multiple Sets is ignored (indicates if multiple
-information sets may be sent if the device supports this GaNSS feature.
-
-Note also that Environment Characterization component is also ignored. This
-relates to expected multipath and NLOS in the current area.
-
-@param aQuality QoP, populated as per received PositionInstruction parameters
-@param aMethod Request method, populated according to received PositionInstruction parameters
-@return error indication, KErrNone otherwise
-*/
-EXPORT_C TInt CRrlpMeasurePositionRequest::GetPositionInstruct(TLbsNetPosRequestQuality& aQuality, TLbsNetPosRequestMethod& aMethod)
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::PositionInstruct() Begin\n");
- __ASSERT_DEBUG(iData->component.u.msrPositionReq != NULL, User::Invariant());
-
- ASN1T_MsrPosition_Req* msgBody = iData->component.u.msrPositionReq;
-
- TInt index = 0;
- TInt uncertainty = 0;
- TBool uncertaintySpecified = ETrue;
- TLbsNetPosMethod posMethods[4];
-
- // populate aMethod according to requested positioning methods
- TBool gpsSupported = (msgBody->positionInstruct.positionMethod != PositionMethod::eotd);
- TBool eotdSupported = (msgBody->positionInstruct.positionMethod != PositionMethod::gps);
-
- // build an array of requested pos methods, and set the uncertainty value
- switch (msgBody->positionInstruct.methodType.t)
- {
- case T_MethodType_msAssisted:
- if (gpsSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansGps, TPositionModuleInfo::ETechnologyNetwork | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- if (eotdSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansEotd, TPositionModuleInfo::ETechnologyNetwork | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- //Accuracy is an optional parameter in the case of TA
- if (msgBody->positionInstruct.methodType.u.msAssisted->m.accuracyPresent)
- {
- uncertainty = msgBody->positionInstruct.methodType.u.msAssisted->accuracy;
- }
- else
- {
- //if accuracy is not being specified
- uncertaintySpecified = EFalse;
- }
- break;
-
- case T_MethodType_msBased:
- if (gpsSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansGps, TPositionModuleInfo::ETechnologyTerminal | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- if (eotdSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansEotd, TPositionModuleInfo::ETechnologyTerminal | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
-
- uncertainty = msgBody->positionInstruct.methodType.u.msBased;
- break;
-
- case T_MethodType_msBasedPref:
- if (gpsSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansGps, TPositionModuleInfo::ETechnologyTerminal | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- posMethods[index].SetPosMethod(KLbsPositioningMeansGps, TPositionModuleInfo::ETechnologyNetwork | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- if (eotdSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansEotd, TPositionModuleInfo::ETechnologyTerminal | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- posMethods[index].SetPosMethod(KLbsPositioningMeansEotd, TPositionModuleInfo::ETechnologyNetwork | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- uncertainty = msgBody->positionInstruct.methodType.u.msBasedPref;
- break;
-
- case T_MethodType_msAssistedPref:
- if (gpsSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansGps, TPositionModuleInfo::ETechnologyNetwork | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- posMethods[index].SetPosMethod(KLbsPositioningMeansGps, TPositionModuleInfo::ETechnologyTerminal | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- if (eotdSupported)
- {
- posMethods[index].SetPosMethod(KLbsPositioningMeansEotd, TPositionModuleInfo::ETechnologyNetwork | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- posMethods[index].SetPosMethod(KLbsPositioningMeansEotd, TPositionModuleInfo::ETechnologyTerminal | TPositionModuleInfo::ETechnologyAssisted);
- ++index;
- }
- uncertainty = msgBody->positionInstruct.methodType.u.msAssistedPref;
- break;
-
- default:
- __ASSERT_DEBUG(0, User::Invariant());
- return KErrCorrupt;
- }
-
- // populate the return pos method array
- // index now indicates number of pos methods in the array
- TInt err = aMethod.SetPosMethods(posMethods, index);
- if (KErrNone != err)
- {
- return err;
- }
-
- // set the uncertainty values
- if (uncertaintySpecified)
- {
- TReal32 uncertMeters = UncertaintyToMeters(uncertainty);
- aQuality.SetMinHorizontalAccuracy(uncertMeters);
- aQuality.SetMinVerticalAccuracy(uncertMeters);
- }
- else
- {
- // Set accuracy to NaN to prompt LBS to use accuracies from its pre-configured
- // profiles if available.
- TRealX nan;
- nan.SetNaN();
- aQuality.SetMinHorizontalAccuracy(nan);
- aQuality.SetMinVerticalAccuracy(nan);
- }
-
- // set the maximum fix time
- TInt fixTimeSec;
- fixTimeSec = 1 << msgBody->positionInstruct.measureResponseTime;
- TTimeIntervalMicroSeconds timeMs(fixTimeSec * KLbsMilliSeconds);
- aQuality.SetMaxFixTime(timeMs);
-
- // indicate if GPS Timing Of Cell Frames data has been requested
- // see ASN1T_Rel98_MsrPosition_Req_Extension
- if (msgBody->m.rel98_MsrPosition_Req_extensionPresent != 0
- && msgBody->rel98_MsrPosition_Req_extension.m.gpsTimeAssistanceMeasurementRequestPresent != 0)
- {
- aMethod.SetGpsTimingOfCellFramesRequested(ETrue);
- }
-
- // no RRLP component to populate the max fix age parameter.
-
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::PositionInstruct() End\n");
- return KErrNone;
- }
-
-/**
-UncertaintyToMeters()
-
-Converts from uncertainty code to meters, as defined in 3GPP TS 23.032:
-uncertainty r = C( (1+x)^k - 1 )
-
-r = uncertainty in meters
-C = 10;
-x = 0.1
-k = uncertainty code
-
-@param aUncertainty uncertainty value k, as per the above formula
-@return TReal32 uncertainty in meters
-*/
-TReal32 CRrlpMeasurePositionRequest::UncertaintyToMeters(TInt aUncertainty)
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::UncertaintyToMeters() Begin\n");
- TReal64 r;
- TReal64 xPow;
- Math::Pow(xPow, 1.1, aUncertainty);
- r = (xPow-1)*10;
-
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::UncertaintyToMeters() End\n");
- return (TReal32)r;
- }
-
-/**
-AssistanceDataPresent()
-
-Indicates whether supported assistance data is present in the received message.
-This implementation supports only receipt of GPS assistance data, hence this
-method returns ETrue if GPS assistance data is present in the received content.
-
-@return ETrue if valid assistance data is present in the received message
-*/
-EXPORT_C TBool CRrlpMeasurePositionRequest::AssistanceDataPresent()
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::AssistanceDataPresent() Begin\n");
- __ASSERT_DEBUG(iData != NULL, User::Invariant());
- __ASSERT_DEBUG(!iIsOutgoingMessage, User::Invariant());
- __ASSERT_DEBUG(iData->component.u.msrPositionReq != NULL, User::Invariant());
-
- if (iData->component.u.msrPositionReq->m.gps_AssistDataPresent == 0)
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::AssistanceDataPresent(EFalse) End\n");
- return EFalse;
- }
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::AssistanceDataPresent(ETrue) End\n");
- return ETrue;
- }
-
-/**
-BuildAssistanceData()
-
-@param aDataMask populated to indicate what assistance data exists
-@param aData reference to assistance data builder object to populate with
- received assistance data
-@return error indication, KErrNone otherwise
-*/
-EXPORT_C TInt CRrlpMeasurePositionRequest::BuildAssistanceData(TLbsAsistanceDataGroup& aDataMask, RLbsAssistanceDataBuilderSet& aAssistanceDataBuilderSet)
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::BuildAssistanceData() Begin\n");
- __ASSERT_DEBUG(iData != NULL, User::Invariant());
- __ASSERT_DEBUG(!iIsOutgoingMessage, User::Invariant());
- __ASSERT_DEBUG(iData->component.u.msrPositionReq != NULL, User::Invariant());
-
-
- // return immediately if no gps assistance data present
- if (iData->component.u.msrPositionReq->m.gps_AssistDataPresent == 0)
- {
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::BuildAssistanceData() End (no GPS data present)\n");
- return KErrNone;
- }
-
- // pointer to the GPS Assistance Data component
- ASN1T_ControlHeader& gpsData = iData->component.u.msrPositionReq->gps_AssistData.controlHeader;
-
- SUPLLOG(ELogP1, "CRrlpMeasurePositionRequest::BuildAssistanceData() End\n");
- return CRrlpMessageBase::BuildAssistanceData(aDataMask, aAssistanceDataBuilderSet, gpsData);
- }
-
-
-/**
-GetExtendedReference()
-
-Populates aRrlpRef if Rel-5 Extended Reference is present in the received message
-
-@param aRrlpRef local copy of the session reference details
-@return KErrNotFound if the extended reference parameters are not present,
- KErrNone otherwise
-*/
-TInt CRrlpMeasurePositionRequest::GetExtendedReference(TRrlpReference& aRrlpRef)
- {
- __ASSERT_DEBUG(iData->component.u.msrPositionReq != NULL, User::Invariant());
-
- if (iData->component.u.msrPositionReq->m.rel5_MsrPosition_Req_extensionPresent != 0)
- {
- aRrlpRef.aRel5EntendedRefPresent = ETrue;
- aRrlpRef.aRel5SmlcCode = iData->component.u.msrPositionReq->rel5_MsrPosition_Req_extension.extended_reference.smlc_code;
- aRrlpRef.aRel5TransactionId = iData->component.u.msrPositionReq->rel5_MsrPosition_Req_extension.extended_reference.transaction_ID;
- }
- else
- {
- return KErrNotFound;
- }
- return KErrNone;
- }