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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #ifndef __MINPUTSTREAMOBSERVER_H__ |
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17 #define __MINPUTSTREAMOBSERVER_H__ |
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18 |
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19 #include <e32std.h> |
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20 |
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21 /** |
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22 The MInputStreamObserver class encapsulates an observer on |
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23 the input stream. |
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24 @internalTechnology |
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25 @prototype |
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26 */ |
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27 class MInputStreamObserver |
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28 { |
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29 public: // methods |
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30 /** |
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31 Indicates to the observer that data has been received from the connected host. |
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32 The supplied buffer will remain valid until the input stream is notified |
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33 that it is no longer needed. |
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34 @param aBuffer A buffer containing the received data. |
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35 @post The input stream is in the PendingAck state. |
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36 */ |
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37 virtual void ReceivedDataIndL(const TDesC8& aBuffer) =0; |
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38 |
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39 /** |
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40 Confirms to the observer that a request to upgrade to a secure connection has |
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41 completed. |
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42 */ |
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43 virtual void SecureServerCnf() =0; |
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44 |
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45 /** |
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46 Indicates to the observer that the socket connection with the |
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47 remote host has been closed. The input stream is no longer valid. |
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48 @param aError The error code explaining why the socket connection has |
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49 closed. A value of KErrNone indicates that either the |
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50 input or output stream observer requested that the |
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51 socket connection be closed. |
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52 @post The input stream is in the Closed state and is no longer valid. |
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53 */ |
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54 virtual void InputStreamCloseInd(TInt aError) =0; |
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55 }; |
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56 |
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57 #endif // __MINPUTSTREAMOBSERVER_H__ |