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1 /* |
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2 * Copyright (c) 2002-2005 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: CSatBIPDataReceiver is responsible of Receive operations |
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15 * |
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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 #ifndef CSATBIPDATARECEIVER_H |
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21 #define CSATBIPDATARECEIVER_H |
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22 |
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23 // INCLUDES |
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24 #include <e32base.h> |
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25 #include <in_sock.h> |
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26 #include "MSatBIPUtils.h" |
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27 |
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28 // FORWARD DECLARATIONS |
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29 class CSatBIPGPRSDataChannel; |
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30 |
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31 // CLASS DECLARATION |
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32 |
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33 /** |
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34 * CSatBIPDataReceiver is responsible for receiving data using deifned protocol |
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35 * and to notify CSatBIPGPRSDataChannel when data has been sent. |
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36 * |
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37 * @lib SatEngine.lib |
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38 * @since Series 60 3.0 |
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39 */ |
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40 class CSatBIPDataReceiver : public CActive |
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41 { |
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42 public: // Constructors and destructor |
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43 |
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44 /** |
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45 * Default constructor. |
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46 * @param aObserver GPRS data channel to whom the received data is passed |
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47 * @param aSocket Socket where the data is received |
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48 * @param aIsTcpSocket Indicates whether to use TCP or UDP |
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49 */ |
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50 CSatBIPDataReceiver( CSatBIPGPRSDataChannel& aObserver, |
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51 RSocket& aSocket, |
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52 TBool aIsTcpSocket ); |
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53 |
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54 /** |
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55 * Destructor. |
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56 */ |
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57 virtual ~CSatBIPDataReceiver(); |
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58 |
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59 public: // Functions from base classes |
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60 |
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61 /** |
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62 * From CActive. Informs observer that data has been received. |
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63 */ |
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64 void RunL(); |
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65 |
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66 /** |
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67 * From CActive. Cancels any outgoing requests |
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68 */ |
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69 void DoCancel(); |
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70 |
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71 public: // New functions |
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72 |
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73 /** |
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74 * This notification is called when SIM has received all the data |
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75 * from ReceiveStore in case of UDP. If there are any pending datagrams, |
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76 * it is stored and receive is available again. |
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77 */ |
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78 void ReceiveStoreEmptyNotificationL(); |
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79 |
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80 /** |
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81 * Starts receiving data using predefined protocol. |
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82 * @param aAddr Source address where the data is received. |
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83 */ |
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84 void StartReceive( TInetAddr& aAddr ); |
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85 |
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86 private: // Data |
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87 |
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88 // Observer the data sent event. |
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89 CSatBIPGPRSDataChannel& iObserver; |
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90 |
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91 // Socket |
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92 RSocket& iSocket; |
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93 |
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94 // Defines wether to use UDP or TCP sockets |
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95 TBool iIsTcpSocket; |
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96 |
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97 // Receive buffer where the data is received |
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98 TBuf8<KSatBIPMinReceiveBufferSize> iRecvBuffer; |
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99 |
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100 // Contains the number of bytes received |
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101 TInt iReceiveDataLen; |
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102 |
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103 // Wrapper for bytes received indication |
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104 TSockXfrLength iRecvPckg; |
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105 }; |
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106 |
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107 #endif // CSATBIPDATARECEIVER_H |
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108 |
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109 // End of File |