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1 /* |
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2 * Copyright (c) 2008-2009 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: Receiver of UDP datagrams |
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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 #ifndef C_IKEV1RECEIVER_H |
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20 #define C_IKEV1RECEIVER_H |
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21 |
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22 #include <e32base.h> |
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23 #include <in_sock.h> |
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24 |
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25 // FORWARD DECLARATIONS |
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26 class MIkeDataInterface; |
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27 class ThdrISAKMP; |
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28 |
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29 /** |
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30 * IKEv1 receiver callback interface. |
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31 * Callback interface which is used by CIkev1Receiver object to notify |
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32 * about received IKE message. |
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33 * |
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34 * @lib internal (ikev1lib.lib) |
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35 */ |
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36 NONSHARABLE_CLASS(MIkev1ReceiverCallback) |
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37 { |
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38 public: |
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39 /** |
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40 * Notifies about received IKE message. |
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41 * @param aIkeMsg IKE message |
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42 * @param aSrcAddr Source IP address/port |
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43 * @param aLocalPort Local port |
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44 */ |
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45 virtual void IkeMsgReceivedL( const ThdrISAKMP& aIkeMsg, |
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46 const TInetAddr& aSrcAddr, |
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47 TInt aLocalPort ) = 0; |
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48 |
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49 /** |
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50 * Notifies about receive error. |
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51 * @param aStatus Error value |
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52 */ |
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53 virtual void ReceiveError( TInt aError ) = 0; |
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54 }; |
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55 |
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56 /** |
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57 * IKEv1 receiver. |
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58 * Active object provides functionality for receiving UDP datagrams. |
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59 * |
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60 * @lib internal (ikev1lib.lib) |
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61 */ |
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62 NONSHARABLE_CLASS(CIkev1Receiver) : public CActive |
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63 { |
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64 public: |
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65 /** |
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66 * Two-phased constructor. |
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67 * @param aDataInterface IKE data interface |
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68 * @param aCallback Callback interface |
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69 */ |
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70 static CIkev1Receiver* NewL( MIkeDataInterface& aDataInterface, |
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71 MIkev1ReceiverCallback& aCallback ); |
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72 |
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73 /** |
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74 * Destructor. |
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75 */ |
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76 ~CIkev1Receiver(); |
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77 |
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78 /** |
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79 * Starts receiving. |
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80 */ |
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81 void StartReceive(); |
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82 |
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83 private: |
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84 |
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85 CIkev1Receiver( MIkeDataInterface& aDataInterface, |
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86 MIkev1ReceiverCallback& aCallback ); |
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87 |
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88 void ConstructL(); |
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89 |
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90 /** |
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91 * Receives UDP data. |
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92 */ |
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93 void DoReceive(); |
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94 |
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95 // from base class CActive |
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96 |
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97 /** |
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98 * From CActive |
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99 * Handles completion of receive. |
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100 */ |
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101 void RunL(); |
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102 |
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103 /** |
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104 * From CActive |
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105 * Handles cancellation of receive. |
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106 */ |
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107 void DoCancel(); |
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108 |
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109 /** |
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110 * From CActive |
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111 * Handles a leave occurring in RunL(). |
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112 * @param aError The leave code |
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113 * @return KErrNone |
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114 */ |
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115 TInt RunError( TInt aError ); |
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116 |
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117 private: // data |
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118 |
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119 /** |
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120 * UDP data. |
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121 * Own. |
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122 */ |
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123 HBufC8* iUdpData; |
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124 |
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125 /** |
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126 * Source IP address/port. |
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127 * Own. |
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128 */ |
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129 TInetAddr iSrcAddr; |
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130 |
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131 /** |
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132 * Local port. |
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133 * Own. |
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134 */ |
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135 TInt iLocalPort; |
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136 |
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137 /** |
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138 * IKE data interface. |
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139 * Not own. |
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140 */ |
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141 MIkeDataInterface& iDataInterface; |
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142 |
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143 /** |
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144 * Callback interface. |
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145 * Not own. |
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146 */ |
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147 MIkev1ReceiverCallback& iCallback; |
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148 }; |
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149 |
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150 #endif // C_IKEV1RECEIVER_H |