/*
* Copyright (c) 2010 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: Special AT command handler
*
*/
#ifndef C_CDUNATSPECIALCMDHANDLER_H
#define C_CDUNATSPECIALCMDHANDLER_H
#include <e32base.h>
#include <badesca.h>
const TInt KLineBufLength = (512 + 1); // Set this the same as in KDunLineBufLength
/**
* Class for special AT command handler
*
* @lib dunatext.lib
* @since TB9.2
*/
NONSHARABLE_CLASS( CDunAtSpecialCmdHandler ) : public CBase
{
public:
/**
* Two-phased constructor.
* @param None
* @return Instance of self
*/
static CDunAtSpecialCmdHandler* NewL();
/**
* Destructor.
*/
~CDunAtSpecialCmdHandler();
public:
/**
* Checks if the command has to be treated special way.
* For example in case of MAC, it sends command AT&FE0Q0V1&C1&D2+IFC=3,1.
* meaning there is no delimiters in the command.
* In case of MAC we try to search AT&F (sub command) string from the
* beginning of the command.
* Search is done string basis.
*
* @since TB9.2
* @param aCharacter Character to add
* @return ETrue if data is ready for comparison, EFalse otherwise
*/
TBool IsCompleteSubCommand( TChar aCharacter );
/**
* Resets the buffer used for comparisons
*
* @since TB9.2
* @return None
*/
void ResetComparisonBuffer();
private:
CDunAtSpecialCmdHandler();
void ConstructL();
/**
* Defines when comparison is excecuted, checks if the data lengths are
* equal.
*
* @since TB9.2
* @return ETrue if data is ready for comparison, EFalse otherwise
*/
TBool IsDataReadyForComparison( TInt aLength );
/**
* Defines minimum length of the special commands.
*
* @since TB9.2
* @return Minimum length of the special commands
*/
TInt MinimumLength();
private: // data
/**
* Buffer for temporary AT command input
*/
TBuf8<KLineBufLength> iBuffer;
/**
* Special commands for parsing
*/
CDesC8Array *iSpecialCmds;
};
#endif // C_CDUNATSPECIALCMDHANDLER_H