cbsref/telephonyrefplugins/atltsy/atcommand/sms/src/atsmsreceive.cpp
changeset 44 8b72faa1200f
equal deleted inserted replaced
39:2473f5e227f9 44:8b72faa1200f
       
     1 // Copyright (c) 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 // @file atsmsreceive.cpp
       
    15 // This contains CAtSmsReceive which received incoming messages
       
    16 // 
       
    17 
       
    18 //system include
       
    19 #include <etelmm.h>
       
    20 #include <ctsy/ltsy/cctsydispatchercallback.h>
       
    21 
       
    22 //user include 
       
    23 #include "atsmsreceive.h"
       
    24 #include "atsmsstoreread.h"
       
    25 #include "atsmsack.h"
       
    26 #include "atmanager.h"
       
    27 #include "activecommandstore.h"
       
    28 #include "mslogger.h"
       
    29 #include "smsatutil.h"
       
    30 
       
    31 //constant defination
       
    32 _LIT8(KCMTMatchString,"+CMT:*");
       
    33 _LIT8(KCMTResponseString,"+CMT:");
       
    34 _LIT8(KAsterisk,"*");
       
    35 
       
    36 #ifdef _DEBUG
       
    37 const TInt KLogMaxCharNumPerLine = 160;
       
    38 #endif
       
    39 // ---------------------------------------------------------------------------
       
    40 // CAtSmsReceive::CAtSmsReceive
       
    41 // other items were commented in a header
       
    42 // ---------------------------------------------------------------------------
       
    43 CAtSmsReceive::CAtSmsReceive(CGlobalPhonemanager& aGloblePhone, 
       
    44                              CCtsyDispatcherCallback& aCtsyDispatcherCallback)
       
    45                              :CAtCommandBase(aGloblePhone,aCtsyDispatcherCallback)
       
    46 	{
       
    47 	LOGTEXT(_L8("CAtSmsReceive::CAtSmsReceive called"));
       
    48 	iAtType = ELtsyAT_Sms_ReceiveMessage;
       
    49 	}
       
    50 
       
    51 // ---------------------------------------------------------------------------
       
    52 // CAtSmsReceive::~CAtSmsReceive
       
    53 // other items were commented in a header
       
    54 // ---------------------------------------------------------------------------
       
    55 CAtSmsReceive::~CAtSmsReceive()
       
    56 	{
       
    57 	LOGTEXT(_L8("CAtSmsReceive::~CAtSmsReceive called"));
       
    58 	RemoveAllExpectString();
       
    59 	}
       
    60 
       
    61 // ---------------------------------------------------------------------------
       
    62 // CAtSmsReceive::NewLC
       
    63 // other items were commented in a header
       
    64 // ---------------------------------------------------------------------------
       
    65 CAtSmsReceive* CAtSmsReceive::NewLC(CGlobalPhonemanager& aGloblePhone, 
       
    66                                     CCtsyDispatcherCallback& aCtsyDispatcherCallback)
       
    67 	{
       
    68 	CAtSmsReceive* self = new (ELeave)CAtSmsReceive(aGloblePhone, 
       
    69                                                     aCtsyDispatcherCallback);
       
    70 	CleanupStack::PushL(self);
       
    71 	self->ConstructL();
       
    72 	return self;
       
    73 	}
       
    74 
       
    75 // ---------------------------------------------------------------------------
       
    76 // CAtSmsReceive::NewL
       
    77 // other items were commented in a header
       
    78 // ---------------------------------------------------------------------------
       
    79 CAtSmsReceive* CAtSmsReceive::NewL(CGlobalPhonemanager& aGloblePhone, 
       
    80                                    CCtsyDispatcherCallback& aCtsyDispatcherCallback)
       
    81 	{
       
    82 	CAtSmsReceive* self=CAtSmsReceive::NewLC(aGloblePhone, 
       
    83                                              aCtsyDispatcherCallback);
       
    84 	CleanupStack::Pop(self);
       
    85 	return self;
       
    86 	}
       
    87 
       
    88 // ---------------------------------------------------------------------------
       
    89 // CAtSmsReceive::ConstructL
       
    90 // other items were commented in a header
       
    91 // ---------------------------------------------------------------------------
       
    92 void CAtSmsReceive::ConstructL()
       
    93 	{
       
    94 	CAtCommandBase::ConstructL();
       
    95 	//Add expecting string
       
    96 	RemoveAllExpectString();
       
    97 	AddExpectStringL(KCMTMatchString);
       
    98 	}
       
    99 
       
   100 // ---------------------------------------------------------------------------
       
   101 // CAtSmsReceive::StartRequest
       
   102 // other items were commented in a header
       
   103 // ---------------------------------------------------------------------------
       
   104 void CAtSmsReceive::StartRequest()
       
   105 	{
       
   106 	iState = EReceiveReady;
       
   107 	iPhoneGlobals.iAtManager->GetActiveCommandStore()->AddUnsolicitedAtCommand(this);
       
   108 	}
       
   109 
       
   110 // ---------------------------------------------------------------------------
       
   111 // CAtSmsReceive::ExecuteCommand
       
   112 // other items were commented in a header
       
   113 // ---------------------------------------------------------------------------
       
   114 void CAtSmsReceive::ExecuteCommand()
       
   115 	{
       
   116 	
       
   117 	}
       
   118 
       
   119 // ---------------------------------------------------------------------------
       
   120 // CAtSmsReceive::EventSignal
       
   121 // other items were commented in a header
       
   122 // ---------------------------------------------------------------------------
       
   123 void CAtSmsReceive::EventSignal(TAtEventSource /*aEventSource*/, TInt aStatus)
       
   124 /**
       
   125  * Handle the events from the comm port
       
   126  *ValidateExpectString
       
   127  * @param aSource denotes if event is due to read, write or timeout
       
   128  */
       
   129 	{
       
   130 	if(aStatus != KErrNone)
       
   131 		{
       
   132 		iCtsyDispatcherCallback.CallbackSmsNotifyReceiveSmsMessageInd(iError,EFalse,iMsgReceive);
       
   133 		return;
       
   134 		}
       
   135 	
       
   136 	if( iState == EReceiveReady )
       
   137 		{
       
   138 		LOGTEXT(_L8("CAtSmsReceive::EventSigna,EReadCompletion"));
       
   139 		//Handle CMT response
       
   140 		if (iError == KErrNone)
       
   141 			{
       
   142              //want to read the second line
       
   143 			TRAPD(err,AddExpectStringL(KAsterisk));
       
   144 			if( err==KErrNone )
       
   145 				{
       
   146 				// Wait for the reception of the second line
       
   147 				iState=EWaitForCmtSecondLine;
       
   148 				return;
       
   149 				}
       
   150 			else
       
   151 				{
       
   152 				iError = err;
       
   153 				}
       
   154 			}
       
   155 		iCtsyDispatcherCallback.CallbackSmsNotifyReceiveSmsMessageInd(iError,EFalse,iMsgReceive);
       
   156 		}
       
   157 	else if( iState == EWaitForCmtSecondLine )
       
   158 		{
       
   159 		LOGTEXT(_L8("CAtSmsReceiveMessage::EventSignal EWaitForCmtSecondLine"));
       
   160         RemoveExpectString(KAsterisk);
       
   161 		iCtsyDispatcherCallback.CallbackSmsNotifyReceiveSmsMessageInd(iError,EFalse,iMsgReceive);
       
   162 		// We've got the PDU, and will delete the buffer when the line is parsed
       
   163 		if(iPhoneGlobals.iEventSignalActive == EFalse)
       
   164 			{
       
   165 		    ClearBuffer();
       
   166 			}
       
   167 		iState = EReceiveReady;
       
   168 		}
       
   169      
       
   170 	}
       
   171 
       
   172 // ---------------------------------------------------------------------------
       
   173 // CAtSmsReceive::CMTResponseFirstLineL
       
   174 // other items were commented in a header
       
   175 // ---------------------------------------------------------------------------
       
   176 void  CAtSmsReceive::CMTResponseFirstLineL()
       
   177 	{
       
   178 	LOGTEXT(_L8("CAtSmsReceive::CMTResponseFirstLineL Enter funciton"));
       
   179 	iError = KErrNone;
       
   180 	TPtrC8 firstLineBuf;
       
   181 	firstLineBuf.Set(Buffer());
       
   182 	TInt pos = firstLineBuf.FindF(KCMTResponseString);
       
   183 	if (pos == KErrNotFound)
       
   184 		{
       
   185 		LOGTEXT(_L8("CAtSmsReceive::CMTResponseFirstLineL()\tError - Cannot find '+CMT:' string"));
       
   186 		iError = KErrNotFound;
       
   187 		return;
       
   188 		}
       
   189 	//skip the string of +CMT:
       
   190 	pos += KCMTResponseString().Length();
       
   191 	//skip a  "," character
       
   192 	while(!(TChar(firstLineBuf[pos]).IsDigit()))
       
   193 		{
       
   194 		++pos;
       
   195 		}
       
   196 	TInt lenPos = firstLineBuf.Length()-pos;
       
   197 	TPtrC8 pduLenBuf;
       
   198 	pduLenBuf.Set(firstLineBuf.Right(lenPos));
       
   199 	
       
   200 	
       
   201 	TLex8 lex(pduLenBuf);
       
   202 	TUint16 val;
       
   203 	TInt ret = lex.Val(val,EDecimal);
       
   204 	if(ret != KErrNone)
       
   205 		{
       
   206 		iError = ret;
       
   207 		return;
       
   208 		}
       
   209 	iPduLen = val;
       
   210     LOGTEXT2(_L8("New SMS detected of length %d"),iPduLen);
       
   211 	}
       
   212 
       
   213 // ---------------------------------------------------------------------------
       
   214 // CAtSmsReceive::CMTResponseSecondLineL
       
   215 // other items were commented in a header
       
   216 // ---------------------------------------------------------------------------
       
   217 void  CAtSmsReceive::CMTResponseSecondLineL() 
       
   218 	{
       
   219 	LOGTEXT(_L8("CAtSmsReceive::CMTResponseSecondLineL Enter funciton"));
       
   220 	iError = KErrNone;
       
   221 	iAttr.iFlags=0;
       
   222 	TPtrC8 secondLineBuf;
       
   223 	secondLineBuf.Set(CurrentLine());
       
   224 	
       
   225 #ifdef _DEBUG
       
   226 	TInt totalLen = secondLineBuf.Length();
       
   227 	if(totalLen <= KLogMaxCharNumPerLine)
       
   228 		{
       
   229 		LOGTEXT2(_L8("CAtSmsReceiveMessage::CMTResponseSecondLineL\tSecondLine=%S"),&secondLineBuf);
       
   230 		}
       
   231 	else
       
   232 		{
       
   233 		TInt lines = (totalLen/KLogMaxCharNumPerLine);
       
   234 		TInt remainingStrNum = (totalLen%KLogMaxCharNumPerLine);
       
   235 		for(TInt i = 0; i < lines; i++)
       
   236 			{
       
   237 			TPtrC8 line(secondLineBuf.Mid(i*KLogMaxCharNumPerLine,KLogMaxCharNumPerLine));
       
   238 			LOGTEXT2(_L8("CAtSmsReceiveMessage::CMTResponseSecondLineL \tSecondLine line=%S"),&line);
       
   239 			}
       
   240 		
       
   241 		TPtrC8 remaining(secondLineBuf.Right(remainingStrNum));
       
   242 		
       
   243 		LOGTEXT2(_L8("CAtSmsReceiveMessage::CMTResponseSecondLineL \tSecondLine line=%S"),&remaining);
       
   244 		}
       
   245 #endif  
       
   246 	// Buffer size calculated as follows;
       
   247 	//   (max pdu size + max prefixed SCA size) * number of ASCII chars used to code an octet
       
   248 	TBuf8<(RMobileSmsMessaging::KGsmTpduSize+12)*2> localPdu;	
       
   249 	localPdu.Copy(secondLineBuf);
       
   250 	//  The CMT frame sometimes contains odd number of nibbles which
       
   251 	// causes panic in ConvertAsciiToBinary() method. This type of
       
   252 	// frames will simply be discarded.
       
   253 	if(localPdu.Length() < (iPduLen*2))
       
   254 		{
       
   255 		iError = KErrUnderflow;
       
   256 		User::Leave(KErrUnderflow);
       
   257 		}
       
   258 		
       
   259 	//
       
   260 	// Check if we have a prefixed SCA on our pdu.
       
   261 	// If we do then remove it.
       
   262 	
       
   263 	if(localPdu.Length() > (iPduLen*2))
       
   264 		{
       
   265 		TInt ret = SmsAtUtil::ReadAndRemoveAddressFromAscii(localPdu,iAttr.iGsmServiceCentre);
       
   266 		if(ret !=KErrNone)
       
   267 			{
       
   268 			LOGTEXT(_L8("CAtSmsReceiveMessage::CMTResponseSecondLineL Failed to read and remove SCA from PDU"));
       
   269 			iError = ret;
       
   270 			return;
       
   271 			}
       
   272 		else
       
   273 			{
       
   274 			iMsgReceive.iServiceCentre = iAttr.iGsmServiceCentre.iTelNumber;    //for iServiceCentre
       
   275 			iMsgReceive.iMobileScNPI = iAttr.iGsmServiceCentre.iNumberPlan;
       
   276 			iMsgReceive.iMobileScTON = iAttr.iGsmServiceCentre.iTypeOfNumber;
       
   277 			iAttr.iFlags|= RMobileSmsMessaging::KGsmServiceCentre;
       
   278 			}
       
   279 		}
       
   280 	//
       
   281 	// Convert received pdu from ASCII into binary
       
   282 	TInt ret = SmsAtUtil::ConvertAsciiToBinary(localPdu,iPdu);
       
   283 	if (ret!=KErrNone)
       
   284 		{
       
   285 		LOGTEXT(_L8("CAtSmsReceiveMessage::CMTResponseSecondLineL Failed to code PDU into binary"));
       
   286 		iError = ret;
       
   287 		return;
       
   288 		}
       
   289 	else
       
   290 		{
       
   291 		iAttr.iDataFormat=RMobileSmsMessaging::EFormatGsmTpdu;
       
   292 		iAttr.iFlags|=RMobileSmsMessaging::KSmsDataFormat;
       
   293 		iAttr.iStatus = RMobileSmsMessaging::EMtMessageUnstoredClientAck;
       
   294 		iAttr.iFlags|=RMobileSmsMessaging::KIncomingStatus;
       
   295 		}
       
   296 
       
   297 	LOGTEXT2(_L8("Received PDU String is %S"),&iPdu);
       
   298 	iMsgReceive.iSmsMsg = iPdu;
       
   299 	}
       
   300 
       
   301 // ---------------------------------------------------------------------------
       
   302 // CAtSmsReceive::ParseResponseL
       
   303 // other items were commented in a header
       
   304 // ---------------------------------------------------------------------------
       
   305 void CAtSmsReceive::ParseResponseL(const TDesC8& /*aResponseBuf*/)
       
   306 	{
       
   307 	if(iState == EReceiveReady)
       
   308 		{
       
   309 		CMTResponseFirstLineL();
       
   310 		}
       
   311 	else if(iState == EWaitForCmtSecondLine)
       
   312 		{
       
   313 		CMTResponseSecondLineL();
       
   314 		}
       
   315 	}
       
   316 
       
   317 //End of file