1 /* |
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2 * Copyright (c) 2010 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: |
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15 * |
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16 */ |
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17 |
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18 #include "ncmpktdrv.h" |
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19 |
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20 #include "ncmengine.h" |
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21 #include "ncmserver.h" |
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22 #include "OstTraceDefinitions.h" |
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23 #ifdef OST_TRACE_COMPILER_IN_USE |
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24 #include "ncmpktdrvTraces.h" |
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25 #endif |
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26 |
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27 |
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28 /** |
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29 Constructor. Packet Driver object. |
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30 */ |
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31 CNcmPktDrv::CNcmPktDrv(CPktDrvFactory& aFactory) : CPktDrvBase(aFactory) |
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32 { |
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33 } |
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34 |
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35 /** |
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36 Destructor. |
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37 */ |
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38 CNcmPktDrv::~CNcmPktDrv() |
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39 { |
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40 delete iNcmServer; |
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41 delete iEngine; |
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42 } |
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43 |
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44 /** |
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45 Construction of the CNcmDrvBase object |
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46 @param aParent Pointer to the CLANLinkCommon class. |
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47 */ |
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48 void CNcmPktDrv::ConstructL(CLANLinkCommon* aParent) |
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49 { |
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50 OstTraceFunctionEntry0(CNCMPKTDRV_CONSTRUCTL); |
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51 |
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52 iParent = aParent; |
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53 iEngine = CNcmEngine::NewL(*this); |
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54 iNcmServer = CNcmServer::NewL(*iEngine); |
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55 } |
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56 |
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57 /** |
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58 Call to LDD or subordinate object to start/initialise the Physical device |
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59 */ |
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60 TInt CNcmPktDrv::StartInterface() |
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61 { |
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62 OstTraceFunctionEntry0(CNCMPKTDRV_STARTINTERFACE); |
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63 |
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64 TRAPD(err, iParent->FoundMACAddrL()); |
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65 if (KErrNone != err) |
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66 { |
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67 return err; |
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68 } |
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69 |
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70 OstTrace0(TRACE_NORMAL, CNCMPKTDRV_STARTINTERFACE_DUP02, "CNcmPktDrv, calling LinkLayerUp"); |
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71 iParent->LinkLayerUp(); |
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72 OstTraceFunctionExit0(CNCMPKTDRV_STARTINTERFACE_DUP01); |
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73 return err; |
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74 } |
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75 |
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76 /** |
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77 Call to LDD or subordinate object to stop/de-initialise the Physical device |
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78 */ |
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79 TInt CNcmPktDrv::StopInterface() |
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80 { |
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81 OstTraceFunctionEntry0(CNCMPKTDRV_STOPINTERFACE); |
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82 |
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83 iEngine->Stop(); |
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84 |
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85 return KErrNone; |
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86 } |
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87 |
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88 /** |
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89 Call to LDD or subordinate object to reset/re-initialise the Physical device |
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90 */ |
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91 TInt CNcmPktDrv::ResetInterface() |
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92 { |
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93 return KErrNone; |
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94 } |
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95 |
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96 /** |
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97 EtherII MAC layer comments say we should free the packet buffer |
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98 RMBuf could contain a chain so get into a contiguous buffer |
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99 @param aPacket Reference to a chain of data buffers to be passed to the line. |
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100 @return 0 Tells the higher layer to send no more data. |
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101 1 Tells higher layer that it can send more data. |
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102 */ |
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103 TInt CNcmPktDrv::Send(RMBufChain &aPacket) |
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104 { |
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105 TInt error = iEngine->Send(aPacket); |
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106 aPacket.Free(); |
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107 |
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108 return error; |
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109 } |
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110 |
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111 /** |
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112 Read the Available data. |
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113 @param aBuffer A Reference to a buffer holding data. |
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114 */ |
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115 void CNcmPktDrv::ReceiveEthFrame(RMBufPacket& aPacket) |
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116 { |
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117 iParent->Process(aPacket); |
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118 } |
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119 |
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120 /** |
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121 Resume Sending is a notification call into NIF from the lower layer telling the NIF that a |
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122 previous sending congestion situation has been cleared and it can accept more downstack data. |
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123 */ |
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124 void CNcmPktDrv::ResumeSending() |
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125 { |
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126 iParent->ResumeSending(); |
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127 } |
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128 |
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129 /** |
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130 Call to LDD or subordinate object to set the receive mode of the LAN Device |
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131 @param aMode The mode to be set for the LAN Device. |
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132 @return KErrNotSupported LAN Device does not support. |
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133 */ |
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134 TInt CNcmPktDrv::SetRxMode(TRxMode /*aMode*/) |
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135 { |
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136 return KErrNotSupported; |
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137 } |
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138 |
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139 /** |
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140 Call to LDD or subordinate object to Get the receive mode of the LAN Device |
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141 @return KErrNotSupported LAN Device does not support. |
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142 */ |
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143 TInt CNcmPktDrv::GetRxMode() const |
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144 { |
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145 return KErrNotSupported; |
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146 } |
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147 |
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148 /** |
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149 Call to LDD or subordinate object to get the Hardware address of the LAN Device |
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150 @return NULL Failure. |
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151 (NULL Terminated Binary String) The Hardware Address of the interface. LAN Device |
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152 Specific |
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153 */ |
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154 TUint8* CNcmPktDrv::GetInterfaceAddress()const |
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155 { |
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156 return iEngine->InterfaceAddress(); |
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157 } |
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158 |
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159 /** |
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160 Call to LDD or subordinate object to set the Hardware address of the LAN Device. |
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161 @param THWAddr Address of where the Multicast list should be written. |
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162 @return KErrNone if Successful |
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163 KErrNotSupported LAN Device does not support. |
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164 Implementation specific Error Code Failure |
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165 */ |
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166 TInt CNcmPktDrv::SetInterfaceAddress(const THWAddr&) |
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167 { |
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168 return KErrNotSupported; |
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169 } |
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170 |
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171 /** |
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172 Call to LDD or subordinate object to retrieve the Multicast List from the LAN Device |
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173 @param aAddr Address of where the Multicast list should be written. |
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174 @param n Output Parameter , number of Addresses written |
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175 @return KErrNone if Successful |
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176 KErrNotSupported LAN Device does not support. |
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177 Implementation specific Error Code Failure |
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178 */ |
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179 TInt CNcmPktDrv::GetMulticastList(const THWAddr* /*aAddr*/, TInt& /*n*/) const |
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180 { |
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181 return KErrNotSupported; |
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182 } |
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183 |
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184 /** |
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185 Call to LDD or subordinate object to set the Multicast List for the LAN Device. |
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186 @param aAddr Address of where the Multicast list should be written. |
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187 @param n Output Parameter , number of Addresses written |
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188 @return KErrNone if Successful |
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189 KErrNotSupported LAN Device does not support. |
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190 Implementation specific Error Code Failure |
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191 */ |
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192 TInt CNcmPktDrv::SetMulticastList(const THWAddr* /*aAddr*/, TInt /*n*/) |
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193 { |
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194 return KErrNotSupported; |
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195 } |
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196 |
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197 /** |
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198 Call to LDD or subordinate object to power up the LAN Device. |
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199 @return KErrNone if Successful |
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200 KErrNotSupported LAN Device does not support. |
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201 Implementation specific Error Code Failure |
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202 */ |
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203 TInt CNcmPktDrv::InterfacePowerUp() |
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204 { |
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205 return KErrNotSupported; |
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206 } |
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207 |
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208 /** |
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209 Call to LDD or subordinate object to power down the LAN Device |
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210 @return KErrNone if Successful |
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211 KErrNotSupported LAN Device does not support. |
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212 Implementation specific Error Code Failure |
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213 */ |
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214 TInt CNcmPktDrv::InterfacePowerDown() |
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215 { |
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216 return KErrNotSupported; |
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217 } |
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218 |
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219 /** |
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220 Call to LDD or subordinate object to suspend the LAN Device. |
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221 @return KErrNone if Successful |
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222 KErrNotSupported LAN Device does not support. |
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223 Implementation specific Error Code Failure |
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224 */ |
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225 TInt CNcmPktDrv::InterfaceSleep() |
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226 { |
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227 return KErrNotSupported; |
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228 } |
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229 |
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230 /** |
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231 Call to LDD or subordinate object to resume the LAN Device. |
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232 @return KErrNone if Successful |
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233 KErrNotSupported LAN Device does not support. |
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234 Implementation specific Error Code Failure |
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235 */ |
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236 TInt CNcmPktDrv::InterfaceResume() |
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237 { |
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238 return KErrNotSupported; |
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239 } |
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240 |
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241 /** |
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242 Receive notifications from agent |
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243 */ |
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244 TInt CNcmPktDrv::Notification(enum TAgentToNifEventType aEvent, void* aInfo) |
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245 { |
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246 TInt retval = KErrNotSupported; |
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247 |
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248 return retval; |
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249 } |
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250 |
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251 /** |
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252 Receive Control() calls from agent/nifman/connection |
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253 */ |
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254 TInt CNcmPktDrv::Control(TUint /*aLevel*/,TUint /*aName*/,TDes8& /*aOption*/, TAny* /*aSource*/) |
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255 { |
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256 return KErrNotSupported; |
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257 } |
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258 |
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259 /** |
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260 Report the progress of packet driver to NCM Class Controller for fatal error |
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261 */ |
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262 void CNcmPktDrv::FatalErrorNotification(TInt aError) |
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263 { |
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264 iParent->IfProgress(ENcmPktDrvFatalError, aError); |
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265 } |
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266 |
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267 #ifdef __OVER_DUMMYUSBSCLDD__ |
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268 TInt CNcmPktDrv::State() const |
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269 { |
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270 return iEngine->State(); |
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271 } |
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272 #endif |
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273 |
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