author | mikaruus |
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/* |
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* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#ifndef CMODEMATHANDLER_H |
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#define CMODEMATHANDLER_H |
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#include <e32base.h> |
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#include "mmodematobserver.h" |
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// FORWARD DECLARATIONS |
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class CModemAtSrv; |
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class RIscApi; |
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class TIsiReceiveC; |
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class CModemAtPipeController; |
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// CLASS DECLARATION |
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/** |
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* CModemAtHandler |
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* CModemAtHandler receives AT-commands from CModemATSession andsends AT-command to the AT-modem. |
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* CModemAtHandler communicates with AT modem by ISI-messages. Also pipemessages and name-service messages |
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* are sent/received by CModemAtHandler. Pipe- and nameservice messages are forwarded to the CModemAtPipeController. |
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*/ |
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class CModemAtHandler : public CActive |
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{ |
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public: |
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/** |
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* Two-phased constructor. |
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* @param aServer |
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* @return Instance of self |
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*/ |
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static CModemAtHandler* NewL( CModemAtSrv& aServer, TInt aChannel ); |
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/** |
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* Destructor. |
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*/ |
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~CModemAtHandler(); |
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/** |
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* Sends AT-command to Modem AT-server |
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* @param aPluginType AText/Common |
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* @param aMessageType 0=normal, 1=getnvram status |
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* @param aCmd AT-command |
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*/ |
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TInt SendATCommand( |
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const TATPluginInterface aPluginType, |
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const TUint8 aMessageType, |
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const TDesC8& aCmd ); |
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/** |
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* Connects handler to modem |
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* @param aDteId DteId. Default is zero. If pipe is created, pipehandle will be used. |
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* @return KErrNone or |
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* @return KErrNoMemory |
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*/ |
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TInt Connect( TUint8 aDevId, TUint8 aObjId ); |
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/** |
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* Disconnects handler from modem |
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* @param TUint8 aDteId |
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* @return Disconnect status |
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*/ |
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TInt Disconnect(); |
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/** |
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* Check if disconnect is called directly |
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* @return ETrue if disconnect called directly |
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*/ |
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TBool IsDisconnected(); |
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/** |
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* HandleCommandModeChange |
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* @param TCommandMode aMode |
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*/ |
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void HandleCommandModeChange( TCommandMode aMode ); |
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/** |
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* SendAtModemDataRedirectResultReq |
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* @param TUint aResult |
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*/ |
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void SendAtModemDataRedirectResultReq( const TUint aResult ); |
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/** |
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* SendSignalDetection |
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* @param TUint8 aSignal |
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* @return Symbian error code if error |
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*/ |
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TInt SendSignalDetection( const TUint8 aSignal ); |
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/** |
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* HandleSignalDetectedResp |
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* @param TIsiReceiveC aMessage |
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*/ |
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void HandleSignalDetectedResp( const TIsiReceiveC& aMessage ); |
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/** |
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* RemovePipe |
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*/ |
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void RemovePipe(); |
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/** |
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* IsPluginConnected |
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* @return ETrue if plugin is connected |
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*/ |
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TBool IsPluginConnected(); |
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/** |
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* SetModemAtExistsInCmt |
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* @param TBool aModemAtExistsInCmt |
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*/ |
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void SetModemAtExistsInCmt( TBool aModemAtExistsInCmt ); |
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* SendAtModemConnectReq |
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TInt SendAtModemConnectReq(); |
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/** |
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* Check if pipe is in data mode |
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* @return ETrue, if pipe is in datamode |
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*/ |
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TBool IsPipeInDataMode(); |
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/** |
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* Check if text message mode is on |
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* @return ETrue, if +CMGS or +CMGS command has been received |
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*/ |
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TBool IsTextMessageMode(); |
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/** |
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* Set text message mode. Modem indications will be ignored during this mode. |
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* @param TBool aTextMode |
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*/ |
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void SetTextMessageMode( TBool aTextMode ); |
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/** |
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* Pipe creation result and pipe handle is informed |
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* with this function |
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* @param TUint8 aPipeHandle |
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* @param TInt aError |
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*/ |
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void PipeCreated( TUint8 aPipeHandle, TInt aError ); |
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/** |
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* Stores device info so that it's available when |
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* plugin for the device is created |
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* @param TUint8 aDevId |
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* @param TUint8 aObjId |
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*/ |
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void AddDevice( TUint8 aDevId, TUint8 aObjId ); |
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/** |
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* Remove device info |
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* @param TUint8 aDevId |
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* @param TUint8 aObjId |
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*/ |
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void RemoveDevice( TUint8 aDevId, TUint8 aObjId ); |
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/** |
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* Get Dataport object id |
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* @param TUint8& aObjId |
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*/ |
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void GetDataportObjectId( TUint& aObjId ); |
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/** |
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* Get secondary dataport object id (e.g. if usb and bluetooth connect without PNS_NAME_ADD_IND) |
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* @param TUint8& aObjId |
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*/ |
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void GetSecondaryDataportObjectId( TUint& aObjId ); |
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/** |
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* Get ISC channel id used by handler |
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* @return TUint8 channel id |
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*/ |
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TInt GetChannelId(); |
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// from CActive |
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void RunL(); |
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void DoCancel(); |
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private: |
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/** |
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* Default C++ constructor. |
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*/ |
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CModemAtHandler( CModemAtSrv& aServer, TInt aChannel ); |
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/** |
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* 2nd phase constructor |
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*/ |
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void ConstructL(); |
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/** |
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* Open ISI channel |
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*/ |
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void OpenChannelL(); |
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/** |
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* ISI message handlers |
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*/ |
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void HandleATResponse(const TIsiReceiveC& aMessage); |
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#ifdef __WINSCW__ |
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void HandleATResponse( ); |
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#endif |
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void HandleModemConnectResp( const TIsiReceiveC& aMessage); |
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void HandleSignalInd(const TIsiReceiveC& aMessage); |
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void HandleUnsolicitedData(const TIsiReceiveC& aMessage); |
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void HandleIntermediateDataInd(const TIsiReceiveC& aMessage); |
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void HandleRedirectInd(const TIsiReceiveC& aMessage); |
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void HandleRedirectResultResp(const TIsiReceiveC& aMessage); |
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void SetDisconnected( TBool aIsDisconnected ); |
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private: |
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//data |
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CModemAtSrv& iServer; |
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RIscApi* iIscApi; |
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HBufC8* iReceivedMessageBuffer; |
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TUint16 iMessageBufferSize; |
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TPtr8 iReceivePtr; |
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TUint16 iReceiveMessageLength; |
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TIsiReceiveC* iReceivedMessage; |
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TUint iPepObjId; //controller pep |
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TUint iDataportObjId; |
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CModemAtPipeController* iPipeController; |
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#ifdef __WINSCW__ |
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TInt iEmulatedValue; |
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TATPluginInterface iPluginType; |
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#endif |
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TUint8 iLastTransactionId; |
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TBool iDisconnected; |
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TBool iModemAtExistInCmt; |
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TBool iTextMessageMode; |
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TUint8 iDteId; |
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TInt iChannel; |
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}; |
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#endif // CMODEMATHANDLER_H |
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