// 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:

// Name        : CSatNotifyMoSmControlRequest.cpp

// Part of     : Common SIM ATK TSY / commonsimatktsy

// Display text notification functionality of Sat Tsy

// Version     : 1.0

//

//INCLUDES

#include <satcs.h>                  // Etel SAT IPC definitions

#include "CSatTsy.h"                // Tsy class header

#include "CSatNotifyMoSmControlRequest.h"  // Class header

#include "CSatNotificationsTsy.h"   // Tsy class header

#include "CBerTlv.h"                // Ber Tlv data handling

#include "BerTlv_defs.h"            // Ber Tlv specific definitions

#include "TTlv.h"					// TTlv class

#include "CSatDataPackage.h"        // Parameter packing 

#include "TSatUtility.h"            // Utilities

#include "CSatTsyReqHandleStore.h"  // Request handle class

#include "cmmmessagemanagerbase.h" 	// Message manager class for forwarding req.

#include "MSatTsy_IPCDefs.h"        // Sat Tsy internal request types

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::NewL

// Two-phased constructor.

// -----------------------------------------------------------------------------

//  

CSatNotifyMoSmControlRequest* CSatNotifyMoSmControlRequest::NewL

        ( 

        CSatNotificationsTsy* aNotificationsTsy 

        )

    {

   	CSatNotifyMoSmControlRequest* const satNotifyMoSmControlRequest = 

        new ( ELeave ) CSatNotifyMoSmControlRequest( aNotificationsTsy );

    CleanupStack::PushL( satNotifyMoSmControlRequest );

    satNotifyMoSmControlRequest->ConstructL();

    CleanupStack::Pop( satNotifyMoSmControlRequest );

    return satNotifyMoSmControlRequest;

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::~CSatNotifyMoSmControlRequest

// Destructor

// -----------------------------------------------------------------------------

//  

CSatNotifyMoSmControlRequest::~CSatNotifyMoSmControlRequest

        ( 

		// None

        )

    {

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::CSatNotifyMoSmControlRequest

// Default C++ constructor

// -----------------------------------------------------------------------------

//  

CSatNotifyMoSmControlRequest::CSatNotifyMoSmControlRequest

        ( 

        CSatNotificationsTsy* aNotificationsTsy 

        ) : iNotificationsTsy ( aNotificationsTsy )

    {

    // None

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::ConstructL

// Symbian 2nd phase constructor

// -----------------------------------------------------------------------------

//  

void CSatNotifyMoSmControlRequest::ConstructL

        (

        // None

        )

    {

    // Checks if MO-SMS control should be activated

    iNotificationsTsy->iSatTsy->MessageManager()->HandleRequestL( 

    		ESatTsyMoSmsControlActivation );	

    // Initialize MO-SMS Control to deactivated

    iIsMoSmsCtrlActivated = EFalse; 

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::Notify

// This request allows a client to be notified of a MO-SMS Control proactive 

// command

// -----------------------------------------------------------------------------

//

TInt CSatNotifyMoSmControlRequest::Notify

        (

        const TTsyReqHandle aTsyReqHandle,

        const TDataPackage& aPackage 

        )

    {

    // Save data pointer to client side for completion      

    iMoSmControlV1Pckg = reinterpret_cast<RSat::TMoSmControlV1Pckg*>(

    	aPackage.Des1n() );

    // Save the request handle

    iNotificationsTsy->iSatTsy->SaveReqHandle( aTsyReqHandle, 

		CSatTsy::ESatNotifyMoSmControlRequestPCmdReqType );  

    return KErrNone;

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::CancelNotification

// This method cancels an outstanding asynchronous 

// MoSmControl request.

// -----------------------------------------------------------------------------

//

TInt CSatNotifyMoSmControlRequest::CancelNotification

        (

        const TTsyReqHandle aTsyReqHandle

        )

    {

    // Reset the request handle

    TTsyReqHandle reqHandle = iNotificationsTsy->iSatReqHandleStore->

        ResetTsyReqHandle( CSatTsy::ESatNotifyMoSmControlRequestPCmdReqType );

	// Reset the data pointer

	iMoSmControlV1Pckg = NULL;

	// Complete the request with KErrCancel

	iNotificationsTsy->iSatTsy->ReqCompleted( aTsyReqHandle, KErrCancel );

    return KErrNone;    

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::CompleteNotifyL

// This method completes an outstanding asynchronous NotifyMoSmControlRequest

// request. 

// -----------------------------------------------------------------------------

//

TInt CSatNotifyMoSmControlRequest::CompleteNotifyL

        (

        CSatDataPackage* aDataPackage,   

        TInt aErrorCode                

        )

    {

    CSatNotificationsTsy::TMoSmCtrlData moSmCtrlData;

    // Initialize parameters

    moSmCtrlData.iResult = KMoSmCtrlResultAllowed;

    moSmCtrlData.iAlphaId = NULL;

    // The request is completed to the client only if Alpha ID is present,

    // otherwise just handle the message just internally

    if ( KErrNone == aErrorCode )

    	{ 	

    	TBuf8<KAddrMaxLength> addr1;

        TBuf8<KAddrMaxLength> addr2;

        RSat::TAlphaId alphaId;

        alphaId.iAlphaId.Zero();

        alphaId.iStatus = RSat::EAlphaIdNotPresent;

        TBool simRespDataConsistent( ETrue );        

    	TBool isDataOk( ETrue );

    	// Unpack parameters

		TDesC8* atkData = NULL;

		aDataPackage->UnPackData( &atkData );

	    if ( KTlvMaxSize < ( *atkData ).Length() )

	    	{

            // Data not consistent, reject the call

            moSmCtrlData.iResult = KMoSmCtrlResultNotAllowed;

	        isDataOk = EFalse;

            }

        else if ( ( *atkData ).Length() )

            {

            // Note: The alpha id can be provided by the NAA even if the addresses

            // have not been modified.                

            ParseNotification( *atkData, addr1, addr2, alphaId  ); 

            if ( KMoSmCtrlResultAllowedWithModifications == ( *atkData )[0] )

                {

                simRespDataConsistent = VerifyNotificationData( addr1, addr2 );      

                }

            if ( simRespDataConsistent )

                {

            	// atkData[0] --> result

            	moSmCtrlData.iResult = ( *atkData )[0];            

                }

            else

                {

                // Data not consistent, reject the sms

                moSmCtrlData.iResult = KMoSmCtrlResultNotAllowed;

	        	isDataOk = EFalse;

                }

            }

        // Prepare rest of the data for response        

        moSmCtrlData.iAddressData.iRPDestinationAddr.Set( addr1 );

        moSmCtrlData.iAddressData.iTPDestinationAddr.Set( addr2 );

        moSmCtrlData.iAlphaId = &alphaId;

        // Pack data and send response to NAA

    	CSatDataPackage dataPackage;

    	dataPackage.PackData( &moSmCtrlData );

        iNotificationsTsy->iSatTsy->MessageManager()->HandleRequestL( 

        	ESatNotifyMoSmControlRequest, &dataPackage );

	    // Then start checking whether the client nees to be notified as well..

	    // Check if the MO-SMS is activated and the data is verified ok

	    if ( iIsMoSmsCtrlActivated && isDataOk )

	        {          

		    // Get req handle. Can not be deleted yet, since completion

		    // depends on the presence of Alpha ID

		    TTsyReqHandle reqHandle = 

		        iNotificationsTsy->iSatReqHandleStore->TsyReqHandle( 

		            CSatTsy::ESatNotifyMoSmControlRequestPCmdReqType );

		    // In case the request was ongoing, continue.. But note that

		    // the client is notified only if AlphaID is present, in order 

		    // to inform that the ETel API MO-SMS Control structure 

		    // TMoSmControlV1 has been modified.

	        if ( CSatTsy::ESatReqHandleUnknown != reqHandle &&

	             ( moSmCtrlData.iAlphaId->iAlphaId.Length() || 

	             RSat::EAlphaIdNull == moSmCtrlData.iAlphaId->iStatus ) )

	            {

	            // Now its safe to reset the request handle

		        iNotificationsTsy->iSatReqHandleStore->ResetTsyReqHandle( 

		            CSatTsy::ESatNotifyMoSmControlRequestPCmdReqType );

	            // Fill the call control structure

		        RSat::TMoSmControlV1& moSmControlV1 = 

		        	( *iMoSmControlV1Pckg )();

	            // Control result must be mapped to ETel API values.

	            switch ( ( *atkData )[0] )

	                {

	                case KMoSmCtrlResultAllowed:

	                    {

	                    moSmControlV1.iResult = 

	                    	RSat::EAllowedNoModification;

	                    break;

	                    }

	                case KMoSmCtrlResultAllowedWithModifications:

	                    {

	                    moSmControlV1.iResult = 

	                    	RSat::EAllowedWithModifications;

	                    break;

	                    }

	                case KMoSmCtrlResultNotAllowed:

	                    {

	                    moSmControlV1.iResult = RSat::ENotAllowed;

	                    break;

	                    }

	                default:

	                    {

	                    moSmControlV1.iResult = RSat::EControlResultNotSet;

	                    break;

	                    }

	                }

		        // Set alpha id and status

		        moSmControlV1.iAlphaId.iAlphaId.Append( alphaId.iAlphaId );

		        moSmControlV1.iAlphaId.iStatus = alphaId.iStatus;

		        // Complete notification to the client

	    		iNotificationsTsy->iSatTsy->ReqCompleted( reqHandle, 

	    		    KErrNone );

	            } // If Alpha ID or request handle

	        } // If MO SM Ctrl Activated and data ok

	    else

	        {

	        }

    	} // if KErrNone

    else

        {

        moSmCtrlData.iResult = KMoSmCtrlResultNotAllowed;

        // Pack data and send response right away to NAA

    	CSatDataPackage dataPackage;

    	dataPackage.PackData( &moSmCtrlData );

        iNotificationsTsy->iSatTsy->MessageManager()->HandleRequestL( 

        	ESatNotifyMoSmControlRequest, &dataPackage );

        }

    return KErrNone;

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::CreateMoSmsCtrlEnvelopeL

// Send an envelope to SIM server in order to check wheter the SMS can be sent 

// or not. The response will be used to send a response to SMS server

// -----------------------------------------------------------------------------

//

void CSatNotifyMoSmControlRequest::CreateMoSmsCtrlEnvelopeL

	    (

	    CSatDataPackage* aDataPackage,

	    TInt /*aResult*/

	    )   

    {   

    // Check first if the MO-SMS is activated

    if ( iIsMoSmsCtrlActivated )

        {  

	    CSatNotificationsTsy::TAddressData* addressData;

	    // Unpack data

	    aDataPackage->UnPackData( &addressData );

	    TTlv envelope;

	    envelope.Begin( KBerTlvMoShortMessageControlTag );

	    //device identities

	    envelope.AddTag( KTlvDeviceIdentityTag );

	    envelope.AddByte( KMe );

	    envelope.AddByte( KSim );

	    // Address Data object 1

	    // Ton and Npi is in the first byte of address data

	    envelope.AddTag( KTlvAddressTag );

	    envelope.AddData( addressData->iRPDestinationAddr );

	    // Address Data object 2

	    // Ton and Npi is in the first byte of address data

	    envelope.AddTag( KTlvAddressTag );

	    envelope.AddData( addressData->iTPDestinationAddr );

	    // !!! This part assumes that location info has been received

	    // Mobile Country & Network Codes (MCC & MNC)

	    iNotificationsTsy->AddLocationInformationToTlv( envelope );

	   	// Prepare data

	    TPtrC8 data = envelope.End();

	    // Pack data

	    CSatDataPackage dataPackage;

	    dataPackage.PackData( &data );

	    // Forward request to the DOS. Send envelope only if its length is less 

	    // than the maximum allowed envelope length.

	    iNotificationsTsy->iSatTsy->MessageManager()->HandleRequestL( 

	        ESatTsySendEnvelope, &dataPackage );

        }

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::Activate

// Set iIsMoSmsCtrlActivated to ETrue if MO-SMS Control has to be activated

// -----------------------------------------------------------------------------

//

void CSatNotifyMoSmControlRequest::SetActivationStatus

		(

		CSatDataPackage* aDataPackage

		)

    {

    // Unpack data

    aDataPackage->UnPackData( iIsMoSmsCtrlActivated );

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::ActivationStatus

// Returns ETrue if MO-SMS Control is activated

// -----------------------------------------------------------------------------

//

TBool CSatNotifyMoSmControlRequest::ActivationStatus

		(

		void

		)

    {

    return iIsMoSmsCtrlActivated;

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::CleanAddressData

// This method cleans the input address data, so that all the bytes found

// after a 0xXF or a 0xFX are removed.

// -----------------------------------------------------------------------------

//

void CSatNotifyMoSmControlRequest::CleanAddressData

		( 

		TDes8& aAddr 

		)

    {

    // Starts from index 1, since index 0 is for TON/NPI    

    for ( TInt i=1; i < aAddr.Length(); i++ )

        {

        if ( 0xF0 == ( aAddr[i] & 0xF0 ) )

            {

            if ( ( i + 1 ) < aAddr.Length() )

                {

                aAddr.Delete( i + 1, aAddr.Length() - i - 1 );

                }

            break;

            }

        else if ( 0x0F == ( aAddr[i] & 0x0F ) )

            {

            aAddr.Delete( i, aAddr.Length() - i );

            break;

            }        

        }

    }

// -----------------------------------------------------------------------------

// CSatNotifyMoSmControlRequest::ParseNotification

// Extracts data from proactive command data

// -----------------------------------------------------------------------------

//

void CSatNotifyMoSmControlRequest::ParseNotification

		(

	    const TDesC8& aAtkData,

	    TDes8& aAddr1,

	    TDes8& aAddr2,

	    RSat::TAlphaId& aAlphaId

	    )

    {

    // Input data:

    // aAtkData[0] : result

    // aAtkData[1][2] : length of BER-TLV, set n=1 if aAtkData[1]=0x81

    // aAtkData[2+n] : tag of first TLV

    // aAtkData[3+n][4+n] : length of first TLV, set nn=1 if aAtkData[3+n]=0x81

    // etc..

    // Comments drawn from SAT TS lab test cases:

    // - The NAA may insert a wild '0xD' character in addresses and therefore 

    // the phone sw should prevent the sending of the SMS. At the time this 

    // comment is being written, it is not clear which part prevents it, if 

    // prevents ? And this is not yet handled in SIM ATK TSY.

    // - The NAA may insert a 0xF in addresses, and the phone sw should discard

    // all characters placed after the 0xF. At the time when this

    // comment is being written, it is not clear which part should do that,

    // and this is not yet handled in SIM ATK TSY.

    // Check if the BER-TLV length is coded with 2 bytes.

    TInt indexInBerTlv( 1 );

    TUint8 tag( aAtkData[indexInBerTlv] );

    TUint8 lengthBerTlv( 0 );

    TInt n( ( KTwoByteLengthCoding == tag ) ? 1:0 );    

    lengthBerTlv = aAtkData[1 + n];

    indexInBerTlv = 2 + n;

    // Initialize Alpha ID

    aAlphaId.iAlphaId.Zero();

    // Extract TLVs and fill in output variables

    TBool address1_got( EFalse );

    while( lengthBerTlv )

        {

        // Get tag value without 'comprehension required' bit

        tag = aAtkData[indexInBerTlv] & 0x7F;

        // Length of TLV with 2 bytes ?

        TInt nn( ( KTwoByteLengthCoding == aAtkData[indexInBerTlv +1 ] )?1:0 );

        // Length of TLV

        TInt lengthTlv( aAtkData[indexInBerTlv + nn + 1] );

        // Check which TLV is received

        if ( ( KTlvAddressTag == tag ) && ( !address1_got ) )

            {

            // RP address first

            address1_got = ETrue;

            // Copy data to output variable

            aAddr1.Copy( aAtkData.Mid( indexInBerTlv + nn + 2, lengthTlv ) );

            if ( KReservedTonNpi1 != aAddr1[0] && 

            	 KReservedTonNpi2 != aAddr1[0] && ( 1 < lengthTlv ) )

                {

                CleanAddressData( aAddr1 );

                }            

            }

        else if ( KTlvAddressTag == tag )

            {

            // TP address. Copy data to output variable

            aAddr2.Copy( aAtkData.Mid( indexInBerTlv + nn + 2, lengthTlv ) );         

            if ( KReservedTonNpi1 != aAddr2[0] && 

            	 KReservedTonNpi2 != aAddr2[0] && ( 1 < lengthTlv ) )

                {

                CleanAddressData( aAddr2 );

                }    

            }

        else if ( KTlvAlphaIdentifierTag == tag )

            {

            // Alpha id must be converted to TBuf16/unicode

            if ( lengthTlv )

                {

                // Set Alpha id status

			        aAlphaId.iStatus = RSat::EAlphaIdProvided;

                TSatUtility::SetAlphaId( aAtkData.Mid( indexInBerTlv + nn + 2, 

                    lengthTlv ), aAlphaId.iAlphaId );