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1 // Copyright (c) 2002-2009 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 // Implements the active object that controls the Write() requests. |
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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 @file |
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20 */ |
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21 |
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22 #include "Sender.h" |
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23 #include "Constants.h" |
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24 #include <es_ini.h> |
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25 |
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26 |
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27 CSender::CSender(CBcaIoController& aObserver, CBttLogger* aTheLogger, TInt aMaxPacketSise) |
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28 /** |
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29 * Constructor. Performs standard active object initialisation. |
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30 * |
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31 * @param aObserver Reference to the observer of this state machine |
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32 */ |
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33 : CActive(EPriorityStandard), |
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34 iObserver(aObserver), |
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35 iTheLogger(aTheLogger), |
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36 iMaxPacketSise(aMaxPacketSise) |
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37 { |
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38 CActiveScheduler::Add(this); |
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39 } |
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40 |
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41 CSender* CSender::NewL(CBcaIoController& aObserver, CBttLogger* aTheLogger, TInt aMaxPacketSise) |
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42 /** |
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43 * Two-phase constructor. Creates a new CBcaIoController object, performs |
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44 * second-phase construction, then returns it. |
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45 * |
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46 * @param aObserver The observer, to which events will be reported |
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47 * @param aTheLogger The logging object |
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48 * @return A newly constructed CBcaIoController object |
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49 */ |
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50 { |
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51 CSender* self = new (ELeave) CSender(aObserver, aTheLogger, aMaxPacketSise); |
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52 CleanupStack::PushL(self); |
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53 self->ConstructL(); |
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54 CleanupStack::Pop(self); |
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55 return self; |
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56 } |
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57 |
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58 void CSender::ConstructL() |
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59 /** |
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60 * Second-phase constructor. Creates all the state objects it owns. |
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61 */ |
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62 { |
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63 _LOG_L1C1(_L8("CSender::ConstructL")); |
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64 iSendBuffer.CreateL(iMaxPacketSise); |
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65 } |
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66 |
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67 CSender::~CSender() |
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68 /** |
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69 * Destructor. |
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70 */ |
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71 { |
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72 iSendBuffer.Close(); |
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73 Cancel(); |
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74 } |
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75 |
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76 void CSender::RunL() |
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77 /** |
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78 * This method checks if any error occured in the write operation. |
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79 */ |
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80 { |
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81 _LOG_L1C2(_L8("CSender::RunL [iStatus=%d]"), iStatus.Int()); |
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82 |
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83 if (iStatus!=KErrNone) |
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84 { |
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85 if(iStatus == KErrNoMemory) |
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86 { |
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87 _LOG_L2C1(_L8("WARNING! CSender: Write failed with KErrNoMemory")); |
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88 _LOG_L2C1(_L8("WARNING! CSender: Ignoring packet!!!!")); |
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89 // Write operation failed!! Nif will ignore this packet. |
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90 iObserver.SendComplete(); |
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91 } |
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92 else if (iStatus == KErrNotReady) |
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93 { |
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94 _LOG_L2C1(_L8("WARNING! CSender: Write failed with KErrNotReady")); |
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95 _LOG_L2C1(_L8("WARNING! CSender: Ignoring packet!!!!")); |
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96 // Write operation failed!! Nif will ignore this packet. |
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97 iObserver.SendComplete(); |
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98 } |
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99 else |
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100 { |
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101 _LOG_L2C1(_L8("ERROR! CSender: Write failed!!!!")); |
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102 // Nif will shut down |
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103 iObserver.Stop(iStatus.Int()); |
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104 } |
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105 return; |
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106 } |
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107 |
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108 else |
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109 { |
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110 // The Ip packet was sent successfuly |
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111 _LOG_L1C1(_L8("***** CSender: Packet Sent.")); |
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112 iObserver.SendComplete(); |
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113 } |
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114 } |
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115 |
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116 void CSender::DoCancel() |
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117 /** |
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118 * Cancel active request |
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119 */ |
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120 { |
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121 _LOG_L1C1(_L8("CSender::DoCancel")); |
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122 |
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123 (iObserver.Bca())->CancelWrite(); |
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124 } |
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125 |
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126 void CSender::Send(RMBufChain& aPdu) |
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127 /** |
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128 * Copies the specified RMBufChain into a descriptor and sends it. |
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129 * |
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130 * @param aPdu The IP packet to be sent. |
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131 * @return KStopSending, or KErrArgument if the packet is too large. |
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132 */ |
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133 { |
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134 _LOG_L1C1(_L8("CSender::Send")); |
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135 |
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136 // Copy the IP portion of the RMBufChain to the buffer. |
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137 iSendBuffer.SetMax(); |
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138 aPdu.CopyOut(iSendBuffer, aPdu.First()->Length()); |
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139 |
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140 #ifdef RAWIP_HEADER_APPENDED_TO_PACKETS |
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141 iObserver.AddHeader(iSendBuffer); |
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142 #endif // RAWIP_HEADER_APPENDED_TO_PACKETS |
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143 |
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144 aPdu.Free(); |
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145 |
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146 SendBuffer(iSendBuffer); |
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147 } |
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148 |
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149 void CSender::SendBuffer(const TDesC8& aBuffer) |
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150 /** |
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151 * Sends an IP packet, contained in the specified descriptor |
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152 * |
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153 * @param aBuffer The IP packet to send. |
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154 * @return Always KStopSending. |
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155 */ |
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156 { |
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157 _LOG_L1C1(_L8("CSender::SendBuffer")); |
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158 |
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159 // Finally, send the packet to BCA |
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160 (iObserver.Bca())->Write(iStatus, aBuffer); |
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161 SetActive(); |
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162 } |