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1 /* |
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2 * Copyright (c) 2002-2009 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: Interface for BIP Data channel. |
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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 MSATBIPDATACHANNEL_H |
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21 #define MSATBIPDATACHANNEL_H |
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22 |
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23 // INCLUDES |
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24 #include <e32std.h> |
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25 #include <etelsat.h> |
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26 #include <extendedconnpref.h> // TExtendedConnPref |
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27 |
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28 // CLASS DECLARATION |
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29 class MSatSendDataObserver; |
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30 class MSatConnectionObserver; |
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31 /** |
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32 * Interface for BIP Data channel. |
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33 * |
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34 * @lib SatEngine |
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35 * @since Series 60 3.0 |
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36 */ |
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37 class MSatBIPDataChannel |
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38 { |
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39 |
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40 public: // Structs |
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41 |
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42 // Contains all the information needed to establish connection. |
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43 // Parameters are common to all bearers |
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44 struct TSatBipConnectionInfo |
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45 { |
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46 RSat::TSimMeInterface iProtocol; // TCP or UDP, port number |
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47 RSat::TOtherAddress iDestination; // Dest. address, IPv4 or IPv6 |
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48 TUint16 iBufferSize; // Size of the receive buffer |
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49 TExtendedConnPref* iOverrideSet; // extended connection |
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50 RSat::TBearerParams iBearerParams; // QoS parameters |
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51 RSat::TOtherAddress iSource; // Local addr, IPv4 or IPv6 |
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52 TUint32 iCreatedApnId; // ID of the created APN |
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53 }; |
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54 |
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55 public: // New functions |
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56 |
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57 /** |
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58 * Sets up connection. Does not activate it yet. |
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59 * @param aConnParams includes all needed information to |
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60 * open the connection. |
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61 */ |
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62 virtual void SetupConnectionL( |
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63 const TSatBipConnectionInfo& aConnParams ) = 0; |
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64 |
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65 /** |
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66 * Activates connection. Connection information must be set before |
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67 * activating connection |
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68 * @param aObserver Observer of the connection |
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69 */ |
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70 virtual void ActivateConnectionL( |
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71 MSatConnectionObserver* aObserver ) = 0; |
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72 |
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73 /** |
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74 * From MSatBIPDataChannel Returns Negotiated bearer parameters |
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75 * @param aResult Output Negotiated bearer parameters |
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76 */ |
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77 virtual void GetNegotiatedQoSParams( |
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78 RSat::TBearerParams& aResult ) const = 0; |
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79 |
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80 /** |
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81 * Sends the data or stores it into a buffer for later send. |
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82 * @param aData Data to be send. |
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83 * @param aSendImmedeately Indicates whether to send immediately or |
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84 * store data to buffer for later send. |
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85 * @param aFreeBufferSize The number of bytes of empty size in the buffer |
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86 * @param aObserver Observer of the completion of data send. |
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87 * @return Error code indicating the status of the command execution. |
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88 */ |
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89 virtual TInt SendDataL( const TDes8& aData, |
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90 const TBool aSendImmediately, |
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91 TInt& aFreeBufferSize, |
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92 MSatSendDataObserver* aObserver ) = 0; |
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93 |
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94 /** |
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95 * Receives the data from the buffer. |
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96 * @param aData Data to receive. |
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97 * @param aBytesToRead The number of requested bytes to return |
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98 * @param aAvailableBytes Number of unread bytes left in the buffer. |
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99 * @return Error code indicating the status of the command execution. |
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100 */ |
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101 virtual TInt ReceiveDataL( TDes8& aData, |
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102 const TInt aBytesToRead, |
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103 TInt& aAvailableBytes ) = 0; |
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104 |
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105 /** |
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106 * Returns the ID of this data channel. |
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107 * @return ID of this channel. |
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108 */ |
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109 virtual TInt ChannelId() const = 0; |
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110 |
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111 /** |
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112 * Returns the ID of this data channel to ChannelStatus |
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113 * @return ID that can be placed to ChannelStatus |
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114 */ |
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115 virtual TUint8 ChannelStatusChannelId() const = 0; |
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116 |
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117 /** |
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118 * Returns the status of this channel. |
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119 * @return Status of this data channel |
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120 */ |
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121 virtual TInt Status() const = 0; |
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122 |
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123 /** |
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124 * Closes the connection and empties the buffers. |
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125 */ |
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126 virtual void CloseChannel() = 0; |
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127 |
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128 /** |
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129 * Cancels all actions. |
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130 */ |
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131 virtual void CancelAll() = 0; |
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132 |
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133 /** |
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134 * Indicates whether PDP contex is active or not. |
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135 * @return TBool indicating context activation. |
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136 */ |
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137 virtual TBool IsContextActive() const = 0; |
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138 |
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139 /** |
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140 * Returns connection information |
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141 * @return Connection information |
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142 */ |
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143 virtual const TSatBipConnectionInfo& ConnInfo() const = 0; |
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144 |
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145 /** |
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146 * Close udp socket. |
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147 */ |
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148 virtual void StopUdpSocket() = 0; |
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149 |
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150 /** |
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151 * Destructor. |
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152 */ |
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153 virtual ~MSatBIPDataChannel() {}; |
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154 |
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155 protected: // Constructors and destructor |
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156 |
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157 /** |
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158 * Constructor. |
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159 */ |
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160 MSatBIPDataChannel() {}; |
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161 |
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162 private: |
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163 |
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164 // Assign operator |
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165 MSatBIPDataChannel& operator=( const MSatBIPDataChannel& ); |
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166 |
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167 // Prohibit copy constructor if not deriving from CBase. |
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168 MSatBIPDataChannel( const MSatBIPDataChannel& ); |
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169 }; |
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170 |
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171 #endif // MSATBIPDATACHANNEL_H |
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172 |
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173 // End of File |