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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: MExpression interface, defines basics for all the protocol |
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15 * expressions |
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16 * |
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17 */ |
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18 |
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19 |
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20 |
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21 #ifndef MBPEXPRESSION_H |
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22 #define MBPEXPRESSION_H |
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23 |
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24 // INCLUDES |
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25 #include <e32def.h> |
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26 #include <e32base.h> |
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27 |
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28 class MExpressionObserver; |
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29 |
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30 // CLASS DECLARATION |
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31 |
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32 /** |
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33 * MProtocol interface. |
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34 */ |
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35 NONSHARABLE_CLASS( MBPExpression ) |
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36 { |
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37 |
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38 public: // Abstract functions |
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39 |
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40 /** |
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41 * Tries to handle the message, and informs if the msg does |
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42 * not belong to it. |
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43 * |
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44 * @param aData Message to parse |
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45 * @param aStartPos The index from where the message frame begins |
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46 * @param aLength Length of the message |
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47 * @return ETrue if the expression can handle the message, |
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48 * EFalse if not. |
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49 */ |
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50 virtual TBool HandleRecievedMsgL( TDes8& aData, |
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51 TInt& aStartPos, |
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52 TInt& aLength ) = 0; |
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53 |
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54 /** Virtual destructor |
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55 * |
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56 */ |
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57 virtual ~MBPExpression() {}; |
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58 }; |
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59 |
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60 #endif // MBPEXPRESSION_H |
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61 |
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62 // End of File |
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