telephonyserverplugins/multimodetsy/Multimode/sms/mSMSREAD.CPP
changeset 0 3553901f7fa8
equal deleted inserted replaced
-1:000000000000 0:3553901f7fa8
       
     1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // Reads an SMS message present on the ME (mobile equipment). AT+CMGR=xx 
       
    15 // 
       
    16 //
       
    17 
       
    18 #include <et_phone.h>		// for TSY_HANDLE_INIT_VALUE
       
    19 
       
    20 #include "panic.h"	// Panic codes
       
    21 #include "NOTIFY.H"
       
    22 #include "mSMSMESS.H"
       
    23 #include "mSMSREAD.H"
       
    24 #include "mSLOGGER.H"
       
    25 #include "ATIO.H"
       
    26 #include "mSMSSTOR.H"
       
    27 #include "ATINIT.H"
       
    28 
       
    29 #ifdef __LOGDEB__
       
    30 _LIT8(KLogEntry,"CATSmsMessagingRead::%S\t%S");
       
    31 #define LOCAL_LOGTEXT(function,text) {_LIT8(F,function);_LIT8(T,text);LOGTEXT3(KLogEntry,&F,&T);}
       
    32 #else
       
    33 #define LOCAL_LOGTEXT(function,text)
       
    34 #endif
       
    35 
       
    36 
       
    37 
       
    38 CATSmsMessagingRead* CATSmsMessagingRead::NewL (CATIO* aIo, CTelObject* aTelObject,
       
    39 												CATInit* aInit, CPhoneGlobals* aMmStatus)
       
    40 	{
       
    41 	CATSmsMessagingRead* self = new (ELeave) CATSmsMessagingRead(aIo, aTelObject, aInit, aMmStatus);
       
    42 	CleanupStack::PushL(self);
       
    43 	self->ConstructL();
       
    44 	CleanupStack::Pop();
       
    45 	return self;
       
    46 	}
       
    47 
       
    48 CATSmsMessagingRead::CATSmsMessagingRead(CATIO* aIo, CTelObject* aTelObject,
       
    49 										 CATInit* aInit, CPhoneGlobals* aMmStatus)
       
    50 	:CATSmsCommands(aIo, aTelObject, aInit, aMmStatus),
       
    51 	iSmsStore(reinterpret_cast<CMobileSmsStore*>(aTelObject)),
       
    52 	iCancelled(EFalse)
       
    53 	{}
       
    54 
       
    55 
       
    56 void CATSmsMessagingRead::Start(TTsyReqHandle aTsyReqHandle, TAny* aParams)	
       
    57 	{
       
    58 	__ASSERT_DEBUG(aParams,Panic(EMobileSmsMessagingNullParameter));
       
    59 	__ASSERT_DEBUG(aTsyReqHandle!=TSY_HANDLE_INIT_VALUE,Panic(EMobileSmsMessagingNullParameter));
       
    60 
       
    61 	// Save the parameters into our class data
       
    62 	iReqHandle = aTsyReqHandle;
       
    63 	iCancelled=EFalse;
       
    64 	iMsgEntry = reinterpret_cast<RMobileSmsStore::TMobileGsmSmsEntryV1*>(aParams);
       
    65 	
       
    66 	iMsgLocation=iMsgEntry->iIndex;
       
    67 
       
    68 	iShortStoreName = iSmsStore->iStoreName;
       
    69 
       
    70 	// Change iPhoneGlobals->iMmTsyEventSignalActive so system knows that our EventSignal
       
    71 	// is active and requires sole use of the serial link to the phone.
       
    72 	if (ComparePrefMem(iShortStoreName))
       
    73 		{
       
    74 		// the compared memories are the same, so we can 
       
    75 		// start reading the message from the phone
       
    76 		StartReadSequence();
       
    77 		}
       
    78 	else 
       
    79 		{
       
    80 		// the compared memories are different, must change 
       
    81 		// phone mem to temporary mem.
       
    82 		SetCurrentPrefMem(iShortStoreName);
       
    83 		iState = EATWaitForSendingPrefMemComplete;
       
    84 		}
       
    85 	}
       
    86 
       
    87 
       
    88 void CATSmsMessagingRead::StartReadSequence()
       
    89 	{
       
    90 	iTxBuffer.Format(KSmsReadCommand, iMsgLocation);
       
    91 	iIo->Write(this, iTxBuffer);
       
    92 	iIo->SetTimeOut(this, 5000);
       
    93 	iState = EATWaitForSendingCMGRRequestComplete;
       
    94 	}
       
    95 
       
    96 
       
    97 void CATSmsMessagingRead::EventSignal(TEventSource aSource)
       
    98 //
       
    99 // Finite State Machine for handling events from the comm port
       
   100 //
       
   101 	{
       
   102 	LOGTEXT2(_L8("CATSmsMessagingRead:\tiState = %D"), iState);
       
   103 	if (aSource == ETimeOutCompletion)
       
   104 		{
       
   105 		LOGTEXT(_L8("CATSmsMessagingRead:\tTimeout Error during Sms Messaging Read"));
       
   106 		iPhoneGlobals->iPhoneStatus.iModemDetected = RPhone::EDetectedNotPresent;
       
   107 		RemoveStdExpectStrings();
       
   108 		if ((iState != EATWaitForPrefMemResponse) && (!ComparePrefMem(iShortStoreName)))
       
   109 			iPhoneGlobals->iPhonePrefMem = iShortStoreName;
       
   110 		if (iCancelled)
       
   111 			Complete(KErrCancel, aSource);
       
   112 		else
       
   113 			Complete(KErrTimedOut, aSource);
       
   114 		return;
       
   115 		}
       
   116 
       
   117 	switch (iState)
       
   118 		{
       
   119 		case EATWaitForSendingPrefMemComplete:
       
   120 			__ASSERT_ALWAYS(aSource == EWriteCompletion, Panic(EATCommand_IllegalCompletionWriteExpected));
       
   121 				{
       
   122 				iIo->WriteAndTimerCancel(this);
       
   123 				StandardWriteCompletionHandler(aSource, 5);
       
   124 				iState = EATWaitForPrefMemResponse;
       
   125 				}
       
   126 			break;
       
   127 
       
   128 	case EATWaitForPrefMemResponse:
       
   129 			__ASSERT_ALWAYS(aSource == EReadCompletion, Panic(EATCommand_IllegalCompletionReadExpected));
       
   130 				{
       
   131 				iIo->WriteAndTimerCancel(this);
       
   132 				RemoveStdExpectStrings();
       
   133 				TInt pos=iIo->BufferFindF(KCPMSResponseString);
       
   134 				if (pos == KErrNotFound)
       
   135 					{
       
   136 					LOGTEXT(_L8("CATSmsMessagingRead:\tCould not set preferred memory to client's pref'd mem"));
       
   137 					Complete(pos, aSource);
       
   138 					return;
       
   139 					}
       
   140 				LOGTEXT(_L8("CATSmsMessagingRead:\tPhone's pref'd memory successfully set to client's pref'd mem"));
       
   141 				iPhoneGlobals->iPhonePrefMem=iShortStoreName;
       
   142 				if (iCancelled)
       
   143 					Complete(KErrCancel,aSource);
       
   144 				else
       
   145 					StartReadSequence();
       
   146 				}
       
   147 			break;
       
   148 
       
   149 	case EATWaitForSendingCMGRRequestComplete:
       
   150 		__ASSERT_ALWAYS(aSource == EWriteCompletion, Panic(EATCommand_IllegalCompletionWriteExpected));
       
   151 		iIo->WriteAndTimerCancel(this);
       
   152 		StandardWriteCompletionHandler(aSource, 50);
       
   153 		AddCmsErrorExpectString();					// Defect fix 2/7/00, see "release.txt"
       
   154 		iState=EATWaitForCMGRResponseComplete;
       
   155 		break;
       
   156 	
       
   157 	case EATWaitForCMGRResponseComplete:
       
   158 		__ASSERT_ALWAYS(aSource == EReadCompletion, Panic(EATCommand_IllegalCompletionReadExpected));
       
   159 			{
       
   160 			iIo->WriteAndTimerCancel(this);
       
   161 			RemoveStdExpectStrings();
       
   162 			RemoveCmsErrorExpectString();			// Defect fix 2/7/00, see "release.txt"
       
   163 			TRAPD(ret, CMGRResponseL());
       
   164 
       
   165 			if ((iMsgLength==0) && (ret==KErrNone))
       
   166 				{
       
   167 				LOGTEXT(_L8("CATSmsMessagingRead:\tThe Client has Read from a message location that is empty"));
       
   168 				ret=KErrNotFound;
       
   169 				}
       
   170 			Complete(ret,aSource);
       
   171 			}
       
   172 		break;
       
   173 
       
   174 	default:
       
   175 		break;
       
   176 		}
       
   177 	}
       
   178 
       
   179 void CATSmsMessagingRead::CMGRResponseL()
       
   180 //
       
   181 // Parse the +CMGR: message from the ME.
       
   182 // It is of the form +CMGR: <Msg Status>,<Msg Length> <New line> PDU
       
   183 //
       
   184 	{
       
   185 	ParseBufferLC();
       
   186 	CATParamListEntry* entry;
       
   187 	TDblQueIter<CATParamListEntry> iter(iRxResults);
       
   188 	iMsgLength = 0;
       
   189 
       
   190 	entry=iter++;
       
   191 	if((!entry)||(entry->iResultPtr!=KCMGRResponseString))
       
   192 		User::Leave(KErrNotFound);
       
   193 
       
   194 	LOGTEXT(_L8("CATSmsMessagingRead:\tFound +CMGR String!"));
       
   195 
       
   196 // Read the message status
       
   197 	entry=iter++;
       
   198 	if(!entry)
       
   199 		User::Leave(KErrGeneral);
       
   200 	TLex8 msgStatLex((entry->iResultPtr).Ptr());
       
   201 	TUint msgStat;
       
   202 	(void)User::LeaveIfError(msgStatLex.Val(msgStat));
       
   203 
       
   204 // Read the message length
       
   205 	entry=iter++;
       
   206 	if(!entry)
       
   207 		User::Leave(KErrGeneral);
       
   208 	if(entry->iResultPtr.Length()==0)
       
   209 		{
       
   210 		entry=iter++;
       
   211 		if(!entry)
       
   212 			User::Leave(KErrGeneral);
       
   213 		}
       
   214 
       
   215 	TLex8 msgLenLex((entry->iResultPtr).Ptr());
       
   216 	(void)User::LeaveIfError(msgLenLex.Val(iMsgLength));
       
   217 
       
   218 	entry=iter++;
       
   219 	if(!entry)
       
   220 		User::Leave(KErrGeneral);
       
   221 
       
   222 	TSpecialPdu asciiPdu;
       
   223 	asciiPdu = entry->iResultPtr;
       
   224 
       
   225 	(void)User::LeaveIfError(CATSmsUtils::ConvertAsciiToBinary(asciiPdu,iPdu));
       
   226 	TPtrC8 pduPtr(iPdu);
       
   227 
       
   228 	if (iMsgLength*2 != asciiPdu.Length())
       
   229 		{
       
   230 		// There is an SCA prepended so remove this and store it in iGsmServiceCentre
       
   231 		PopulateScaFieldsAndRemove(pduPtr,iGsmServiceCentre);
       
   232 		}
       
   233 
       
   234 	if(iMsgEntry)
       
   235 		{
       
   236 		iMsgEntry->iMsgData.Copy(pduPtr);
       
   237 		iMsgEntry->iMsgStatus = GsmMsgStatusToStoreStatus(msgStat);
       
   238 		}
       
   239 
       
   240 	CleanupStack::PopAndDestroy();
       
   241 	}
       
   242 
       
   243 
       
   244 void CATSmsMessagingRead::PopulateScaFieldsAndRemove(TPtrC8& aPdu, RMobilePhone::TMobileAddress& aGsmServiceCentre)
       
   245 //
       
   246 // Populate the SCA field in the MM ETel structure from the SCA prepended in a received PDU.
       
   247 //
       
   248 	{
       
   249 	const TUint8 KTONBitMask =0x70;
       
   250 	const TUint8 KNPIBitMask=0x0f;
       
   251 	const TUint8 KTONBitShift=4;
       
   252 	const TUint8 KNPIBitShift=0;
       
   253 	_LIT(KInternationalPrefix,"+");
       
   254 
       
   255 	__ASSERT_ALWAYS(aPdu.Length()>0,Panic(ECMTHandlerDesPassedWithZeroLength));
       
   256 
       
   257 	aGsmServiceCentre.iTypeOfNumber=(RMobilePhone::TMobileTON)0;
       
   258 	aGsmServiceCentre.iNumberPlan=(RMobilePhone::TMobileNPI)0;
       
   259 	aGsmServiceCentre.iTelNumber.Zero();
       
   260 	
       
   261 	TUint8 len=aPdu[0];
       
   262 	
       
   263 	if(len==0)
       
   264 		{
       
   265 		// A zero length SCA has been prepended - just strip this first byte off
       
   266 		aPdu.Set(aPdu.Mid(len+1));
       
   267 		return;
       
   268 		}
       
   269 
       
   270 	TUint8 numDes=aPdu[1];
       
   271 	aGsmServiceCentre.iTypeOfNumber=(RMobilePhone::TMobileTON)((numDes&KTONBitMask)>>KTONBitShift);
       
   272 	aGsmServiceCentre.iNumberPlan=(RMobilePhone::TMobileNPI)((numDes&KNPIBitMask)>>KNPIBitShift);
       
   273 
       
   274 	if(aGsmServiceCentre.iTypeOfNumber==RMobilePhone::EInternationalNumber)
       
   275 		aGsmServiceCentre.iTelNumber.Append(KInternationalPrefix);
       
   276 
       
   277 	TInt i;
       
   278 	TUint16 digit;
       
   279 	for(i=2;i<(len+1);i++)
       
   280 		{
       
   281 		digit=(TUint16)((aPdu[i]&0x0f)+0x30);
       
   282 		aGsmServiceCentre.iTelNumber.Append(digit);
       
   283 		digit=(TUint16)(((aPdu[i]&0xf0)>>4)+0x30);
       
   284 		if(digit==0x003f)		// 'F' is the padding digit at the end of a number
       
   285 			break;
       
   286 		aGsmServiceCentre.iTelNumber.Append(digit);
       
   287 		}
       
   288 	aPdu.Set(aPdu.Mid(len+1));
       
   289 	}
       
   290 
       
   291 void CATSmsMessagingRead::Stop(TTsyReqHandle aTsyReqHandle)
       
   292 //
       
   293 //	Attempts to halt the process
       
   294 //
       
   295 	{
       
   296 	LOCAL_LOGTEXT("Stop","Enter function");
       
   297 	__ASSERT_ALWAYS(aTsyReqHandle == iReqHandle,Panic(EIllegalTsyReqHandle));		
       
   298 
       
   299 	LOGTEXT2(_L8("Current state TSY is cancelling from %d"), iState);
       
   300 	// Wait for convenient place in state machine to cancel
       
   301 	iCancelled=ETrue;
       
   302 	}
       
   303 
       
   304 void CATSmsMessagingRead::Complete(TTsyReqHandle aReqHandle,TInt aError)
       
   305 	{
       
   306 	iReqHandle=aReqHandle;
       
   307 	Complete(aError, EReadCompletion);
       
   308 	}
       
   309 
       
   310 void CATSmsMessagingRead::Complete(TInt aError,TEventSource aSource)
       
   311 	{
       
   312 	LOCAL_LOGTEXT("Complete","Enter function");
       
   313 	iIo->WriteAndTimerCancel(this);
       
   314 	iIo->RemoveExpectStrings(this);
       
   315 	iOKExpectString = NULL;
       
   316 	iErrorExpectString = NULL;
       
   317 	iPhoneGlobals->iEventSignalActive = EFalse;
       
   318 	if (iReqHandle != 0)
       
   319 		iTelObject->ReqCompleted(iReqHandle, aError);
       
   320 	if (aSource==EWriteCompletion)
       
   321 		iIo->Read();
       
   322 
       
   323 	//
       
   324 	// Call our base classes Complete so that
       
   325 	// we allow it do what ever it needs to do.
       
   326 	CATCommands::Complete(aError,aSource);
       
   327 
       
   328 	LOCAL_LOGTEXT("Complete","Exit function");
       
   329 	}
       
   330 
       
   331 
       
   332 void CATSmsMessagingRead::CompleteWithIOError(TEventSource /*aSource*/,TInt aStatus)
       
   333 	{
       
   334 	if (iState!=EATNotInProgress)
       
   335 		{
       
   336 		iIo->WriteAndTimerCancel(this);
       
   337 		iMsgLocation=NULL;
       
   338 		iTelObject->ReqCompleted(iReqHandle, aStatus);
       
   339 		iState = EATNotInProgress;
       
   340 		}
       
   341 	}
       
   342 
       
   343 RMobileSmsStore::TMobileSmsStoreStatus CATSmsMessagingRead::GsmMsgStatusToStoreStatus(TInt aMsgStat)
       
   344 /** 
       
   345  * This method converts a GSM message status to Multimode message satus. 
       
   346  */
       
   347 	{
       
   348 	switch (aMsgStat)
       
   349 		{
       
   350 		case 0: // The SMS is received but unread
       
   351 			return RMobileSmsStore::EStoredMessageUnread;
       
   352 		case 1: // The SMS is received and read
       
   353 			return RMobileSmsStore::EStoredMessageRead;
       
   354 		case 2: // The SMS is stored but unsent
       
   355 			return RMobileSmsStore::EStoredMessageUnsent;
       
   356 		case 3: // The SMS is stored and Sent
       
   357 			return RMobileSmsStore::EStoredMessageSent;
       
   358 
       
   359 		default: // All other status values
       
   360 			return RMobileSmsStore::EStoredMessageUnknownStatus;
       
   361 		}
       
   362 	}
       
   363