1 /* |
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2 * Copyright (c) 2009-2010 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 the License "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: EAP-session inside EAP-server. |
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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 * %version: 32 % |
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20 */ |
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21 |
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22 |
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23 #define __REFERENCE_CAPABILITY_NAMES__ |
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24 #define __INCLUDE_CAPABILITY_NAMES__ |
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25 |
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26 #include "EapSession.h" |
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27 #include "EapServerStrings.h" |
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28 #include "EapServer.h" |
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29 #include "EapServerProcessHandler.h" |
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30 #include "EapServerClientDef.h" |
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31 #include "abs_eap_am_tools.h" |
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32 #include "EapTraceSymbian.h" |
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33 |
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34 #include "eap_automatic_variable.h" |
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35 |
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36 /* |
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37 CEapSession |
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38 */ |
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39 |
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40 const TInt KMaxMessageLength = 1000000; |
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41 |
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42 // ----------------------------------------------------------------------------------------- |
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43 |
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44 // construct/destruct |
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45 |
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46 CEapSession::CEapSession() |
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47 : iReceiveActive(EFalse) |
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48 , iEapProcessHandler(0) |
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49 , iTools(0) |
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50 { |
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51 EAP_TRACE_DEBUG_SYMBIAN((_L("CEapSession::CEapSession(): this=0x%08x"), |
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52 this)); |
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53 |
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54 EAP_TRACE_RETURN_STRING_SYMBIAN(_L("returns: CEapSession::CEapSession()")); |
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55 |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------------------- |
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59 |
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60 void CEapSession::ConstructL(CEapServer& /* aServer */, abs_eap_am_tools_c * const tools) |
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61 { |
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62 EAP_TRACE_DEBUG( |
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63 tools, |
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64 TRACE_FLAGS_DEFAULT, |
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65 (EAPL("CEapSession::ConstructL(): this=0x%08x\n"), |
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66 this)); |
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67 EAP_TRACE_RETURN_STRING(tools, "returns: CEapSession::ConstructL()"); |
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68 |
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69 iTools = tools; |
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70 |
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71 iEapProcessHandler = CEapServerProcessHandler::NewL(); |
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72 iEapProcessHandler->ConstructL(this, iTools); |
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73 CActiveScheduler::Add(iEapProcessHandler); |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------------------- |
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77 |
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78 CEapSession::~CEapSession() |
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79 { |
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80 EAP_TRACE_DEBUG( |
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81 iTools, |
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82 TRACE_FLAGS_DEFAULT, |
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83 (EAPL("CEapSession::~CEapSession(): this=0x%08x\n"), |
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84 this)); |
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85 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::~CEapSession()"); |
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86 |
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87 // cancel any receive |
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88 CancelReceive(); |
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89 if (iEapProcessHandler != 0) |
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90 { |
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91 delete iEapProcessHandler; |
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92 iEapProcessHandler = 0; |
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93 } |
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94 // decrement session count, so server may terminate if no longer needed |
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95 Server()->DecrementSessions(); |
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96 } |
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97 |
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98 // ----------------------------------------------------------------------------------------- |
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99 |
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100 CEapServer* CEapSession::Server() const |
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101 /** |
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102 Return the EAP-server. |
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103 |
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104 This deliberately hides the ugly casts around the code. |
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105 */ |
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106 { |
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107 EAP_TRACE_DEBUG( |
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108 iTools, |
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109 TRACE_FLAGS_DEFAULT, |
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110 (EAPL("CEapSession::Server(): this=0x%08x\n"), |
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111 this)); |
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112 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::Server()"); |
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113 |
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114 return const_cast<CEapServer*>(static_cast<const CEapServer*>(CSession2::Server())); |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------------------- |
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118 |
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119 void CEapSession::CheckCapabilityL( |
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120 const RMessage2& aMessage, |
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121 const TBool aMustHaveCapabilityWhenTrue, |
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122 const TCapability aCapability, |
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123 const char *aDiagnostic) |
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124 { |
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125 EAP_TRACE_DEBUG( |
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126 iTools, |
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127 TRACE_FLAGS_DEFAULT, |
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128 (EAPL("CEapSession::CheckCapabilityL(): this=0x%08x: aMessage.Function()=%d=%s\n"), |
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129 this, |
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130 aMessage.Function(), |
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131 EapServerStrings::GetEapRequestsString(aMessage.Function()))); |
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132 |
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133 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::CheckCapabilityL()"); |
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134 |
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135 if (aMustHaveCapabilityWhenTrue != aMessage.HasCapability(aCapability, aDiagnostic)) |
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136 { |
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137 // Capability check failed. |
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138 EAP_TRACE_DEBUG( |
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139 iTools, |
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140 TRACE_FLAGS_DEFAULT, |
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141 (EAPL("ERROR: CEapSession::CheckCapability(): aMessage.Function()=%d=%s, failed capability check: %d=%s, %s\n"), |
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142 aMessage.Function(), |
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143 EapServerStrings::GetEapRequestsString(aMessage.Function()), |
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144 aCapability, |
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145 CapabilityNames[aCapability], |
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146 aDiagnostic)); |
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147 Server()->PanicClient(EBadRequest); |
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148 User::Leave(EBadRequest); |
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149 } |
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150 else |
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151 { |
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152 EAP_TRACE_DEBUG( |
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153 iTools, |
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154 TRACE_FLAGS_DEFAULT, |
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155 (EAPL("CEapSession::CheckCapability(): aMessage.Function()=%d=%s, OK capability check: %d=%s\n"), |
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156 aMessage.Function(), |
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157 EapServerStrings::GetEapRequestsString(aMessage.Function()), |
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158 aCapability, |
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159 CapabilityNames[aCapability])); |
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160 } |
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161 } |
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162 |
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163 // ----------------------------------------------------------------------------------------- |
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164 |
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165 // service dispatcher - from CSharableSession |
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166 |
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167 void CEapSession::ServiceL(const RMessage2& aMessage) |
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168 { |
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169 |
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170 EAP_TRACE_DEBUG( |
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171 iTools, |
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172 TRACE_FLAGS_DEFAULT, |
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173 (EAPL("-start--------------------------------------------------------------------\n"))); |
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174 |
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175 EAP_TRACE_DEBUG( |
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176 iTools, |
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177 TRACE_FLAGS_DEFAULT, |
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178 (EAPL("CEapSession::ServiceL(): this=0x%08x: starts, aMessage.Function()=%d=%s\n"), |
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179 this, |
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180 aMessage.Function(), |
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181 EapServerStrings::GetEapRequestsString(aMessage.Function()))); |
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182 |
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183 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::ServiceL()"); |
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184 |
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185 |
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186 { |
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187 #if 0 |
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188 // Add this later. |
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189 CheckCapabilityL( |
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190 aMessage, |
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191 ETrue, |
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192 ECapabilityNetworkControl, |
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193 "EAP-SERVER: Missing ECapabilityNetworkControl"); |
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194 #endif |
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195 |
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196 CheckCapabilityL( |
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197 aMessage, |
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198 ETrue, |
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199 ECapabilityReadDeviceData, |
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200 "EAP-SERVER: Missing ECapabilityReadDeviceData"); |
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201 |
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202 CheckCapabilityL( |
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203 aMessage, |
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204 ETrue, |
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205 ECapabilityWriteDeviceData, |
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206 "EAP-SERVER: Missing ECapabilityWriteDeviceData"); |
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207 } |
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208 |
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209 |
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210 if (aMessage.Function() == EEapIfCancelReceive) |
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211 { |
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212 EAP_TRACE_DEBUG( |
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213 iTools, |
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214 TRACE_FLAGS_DEFAULT, |
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215 (EAPL("CEapSession::ServiceL(): aMessage.Function()=%d=%s, calls CancelReceive()\n"), |
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216 aMessage.Function(), |
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217 EapServerStrings::GetEapRequestsString(aMessage.Function()))); |
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218 CancelReceive(); |
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219 return; |
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220 } |
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221 |
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222 // length of passed descriptor (1st parameter passed from client) |
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223 TInt deslen = aMessage.GetDesLength(0); |
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224 |
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225 if (deslen > KMaxMessageLength) |
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226 { |
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227 Server()->PanicClient(EBadRequest); |
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228 return; |
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229 } |
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230 |
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231 // Passed data will be saved in this descriptor. |
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232 RBuf8 buffer; |
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233 |
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234 // Max length set to the value of "deslen", but current length is zero |
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235 buffer.CreateL(deslen); |
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236 |
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237 // Do the right cleanup if anything subsequently goes wrong |
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238 buffer.CleanupClosePushL(); |
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239 |
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240 // Copy the client's descriptor data into our buffer. |
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241 aMessage.ReadL(0,buffer,0); |
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242 |
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243 EAP_TRACE_DEBUG( |
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244 iTools, |
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245 TRACE_FLAGS_DEFAULT, |
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246 (EAPL("CEapSession::ServiceL(): calls buffer.Length()\n"))); |
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247 |
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248 TUint aLength = buffer.Length(); |
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249 |
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250 EAP_TRACE_DEBUG( |
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251 iTools, |
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252 TRACE_FLAGS_DEFAULT, |
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253 (EAPL("CEapSession::ServiceL(): calls buffer.Ptr(): aLength=%d\n"), |
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254 aLength)); |
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255 |
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256 const void * aData = buffer.Ptr(); |
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257 |
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258 EAP_TRACE_DEBUG( |
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259 iTools, |
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260 TRACE_FLAGS_DEFAULT, |
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261 (EAPL("CEapSession::ServiceL(): aData=0x%08x, aLength=%d\n"), |
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262 aData, |
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263 aLength)); |
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264 |
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265 EAP_TRACE_DATA_DEBUG( |
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266 iTools, |
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267 EAP_TRACE_FLAGS_NEVER, |
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268 (EAPL("CEapSession::ServiceL()"), |
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269 aData, |
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270 aLength)); |
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271 |
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272 EAP_TRACE_DEBUG( |
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273 iTools, |
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274 TRACE_FLAGS_DEFAULT, |
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275 (EAPL("CEapSession::ServiceL(): switch aMessage.Function()=%d=%s, iEapProcessHandler=0x%08x\n"), |
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276 aMessage.Function(), |
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277 EapServerStrings::GetEapRequestsString(aMessage.Function()), |
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278 iEapProcessHandler)); |
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279 |
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280 |
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281 switch (aMessage.Function()) |
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282 { |
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283 case EEapCoreIfNew: |
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284 EAP_TRACE_DEBUG( |
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285 iTools, |
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286 TRACE_FLAGS_DEFAULT, |
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287 (EAPL("CEapSession::ServiceL(): EEapCoreIfNew\n"))); |
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288 ReceiveAll(); |
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289 iEapProcessHandler->SaveMessage(EEapCoreIfNew, aData, aLength); |
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290 aMessage.Complete(KErrNone); |
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291 break; |
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292 case EEapPluginNew: |
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293 EAP_TRACE_DEBUG( |
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294 iTools, |
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295 TRACE_FLAGS_DEFAULT, |
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296 (EAPL("CEapSession::ServiceL(): EEapPluginNew\n"))); |
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297 iEapProcessHandler->SaveMessage(EEapPluginNew, aData, aLength); |
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298 aMessage.Complete(KErrNone); |
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299 break; |
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300 case EEapSettingsNew: |
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301 EAP_TRACE_DEBUG( |
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302 iTools, |
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303 TRACE_FLAGS_DEFAULT, |
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304 (EAPL("CEapSession::ServiceL(): EEapSettingsNew\n"))); |
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305 iEapProcessHandler->SaveMessage(EEapSettingsNew, aData, aLength); |
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306 aMessage.Complete(KErrNone); |
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307 break; |
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308 case EEapPacStoreNew: |
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309 EAP_TRACE_DEBUG( |
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310 iTools, |
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311 TRACE_FLAGS_DEFAULT, |
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312 (EAPL("CEapSession::ServiceL(): EEapPacStoreNew\n"))); |
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313 iEapProcessHandler->SaveMessage(EEapPacStoreNew, aData, aLength); |
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314 aMessage.Complete(KErrNone); |
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315 break; |
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316 case EWapiCoreIfNew: |
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317 EAP_TRACE_DEBUG( |
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318 iTools, |
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319 TRACE_FLAGS_DEFAULT, |
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320 (EAPL("CEapSession::ServiceL(): EWapiCoreIfNew\n"))); |
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321 ReceiveAll(); |
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322 iEapProcessHandler->SaveMessage(EWapiCoreIfNew, aData, aLength); |
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323 aMessage.Complete(KErrNone); |
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324 break; |
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325 case EWapiSettingsNew: |
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326 EAP_TRACE_DEBUG( |
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327 iTools, |
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328 TRACE_FLAGS_DEFAULT, |
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329 (EAPL("CEapSession::ServiceL(): EWapiSettingsNew\n"))); |
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330 ReceiveAll(); |
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331 iEapProcessHandler->SaveMessage(EWapiSettingsNew, aData, aLength); |
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332 aMessage.Complete(KErrNone); |
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333 break; |
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334 case EEapCoreProcessData: |
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335 EAP_TRACE_DEBUG( |
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336 iTools, |
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337 TRACE_FLAGS_DEFAULT, |
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338 (EAPL("CEapSession::ServiceL(): EEapCoreProcessData\n"))); |
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339 // Read message |
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340 iEapProcessHandler->SaveMessage(EEapCoreProcessData, aData, aLength); |
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341 aMessage.Complete(KErrNone); |
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342 break; |
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343 case EEapPluginProcessData: |
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344 EAP_TRACE_DEBUG( |
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345 iTools, |
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346 TRACE_FLAGS_DEFAULT, |
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347 (EAPL("CEapSession::ServiceL(): EEapPluginProcessData\n"))); |
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348 iEapProcessHandler->SaveMessage(EEapPluginProcessData, aData, aLength); |
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349 aMessage.Complete(KErrNone); |
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350 break; |
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351 case EEapSettingsProcessData: |
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352 EAP_TRACE_DEBUG( |
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353 iTools, |
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354 TRACE_FLAGS_DEFAULT, |
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355 (EAPL("CEapSession::ServiceL(): EEapSettingsProcessData\n"))); |
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356 iEapProcessHandler->SaveMessage(EEapSettingsProcessData, aData, aLength); |
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357 aMessage.Complete(KErrNone); |
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358 break; |
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359 case EEapPacStoreProcessData: |
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360 EAP_TRACE_DEBUG( |
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361 iTools, |
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362 TRACE_FLAGS_DEFAULT, |
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363 (EAPL("CEapSession::ServiceL(): EEapPacStoreProcessData\n"))); |
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364 iEapProcessHandler->SaveMessage(EEapPacStoreProcessData, aData, aLength); |
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365 aMessage.Complete(KErrNone); |
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366 break; |
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367 case EWapiCoreProcessData: |
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368 EAP_TRACE_DEBUG( |
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369 iTools, |
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370 TRACE_FLAGS_DEFAULT, |
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371 (EAPL("CEapSession::ServiceL(): EWapiCoreProcessData\n"))); |
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372 iEapProcessHandler->SaveMessage(EWapiCoreProcessData, aData, aLength); |
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373 aMessage.Complete(KErrNone); |
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374 break; |
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375 case EWapiSettingsProcessData: |
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376 EAP_TRACE_DEBUG( |
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377 iTools, |
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378 TRACE_FLAGS_DEFAULT, |
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379 (EAPL("CEapSession::ServiceL(): EWapiSettingsProcessData\n"))); |
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380 iEapProcessHandler->SaveMessage(EWapiSettingsProcessData, aData, aLength); |
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381 aMessage.Complete(KErrNone); |
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382 break; |
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383 case EEapIfReqReceive: // TAny& aBuffer - async |
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384 EAP_TRACE_DEBUG( |
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385 iTools, |
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386 TRACE_FLAGS_DEFAULT, |
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387 (EAPL("CEapSession::ServiceL(): EEapIfReqReceive\n"))); |
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388 __ASSERT_DEBUG(!iReceiveActive, Server()->PanicClient(EReceiveReceiveAlreadyActive)); |
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389 // remember receive request |
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390 iReceiveMessage = aMessage; |
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391 iReceiveActive=ETrue; |
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392 iEapProcessHandler->Activate(); |
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393 break; |
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394 case EEapIfCancelReceive: |
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395 EAP_TRACE_DEBUG( |
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396 iTools, |
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397 TRACE_FLAGS_DEFAULT, |
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398 (EAPL("CEapSession::ServiceL(): EEapIfCancelReceive\n"))); |
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399 CancelReceive(); |
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400 break; |
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401 default: |
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402 EAP_TRACE_DEBUG( |
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403 iTools, |
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404 TRACE_FLAGS_DEFAULT, |
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405 (EAPL("ERROR: CEapSession::ServiceL(): unknown aMessage.Function()=%d=%s, calls Server()->PanicClient()\n"), |
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406 aMessage.Function(), |
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407 EapServerStrings::GetEapRequestsString(aMessage.Function()))); |
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408 |
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409 Server()->PanicClient(EBadRequest); |
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410 }; |
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411 |
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412 CleanupStack::PopAndDestroy(&buffer); |
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413 |
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414 EAP_TRACE_DEBUG( |
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415 iTools, |
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416 TRACE_FLAGS_DEFAULT, |
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417 (EAPL("CEapSession::ServiceL(): ends aMessage.Function()=%d=%s\n"), |
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418 aMessage.Function(), |
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419 EapServerStrings::GetEapRequestsString(aMessage.Function()))); |
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420 |
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421 EAP_TRACE_DEBUG( |
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422 iTools, |
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423 TRACE_FLAGS_DEFAULT, |
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424 (EAPL("-end----------------------------------------------------------------------\n"))); |
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425 } |
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426 |
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427 // ----------------------------------------------------------------------------------------- |
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428 |
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429 void CEapSession::ReceiveAll() |
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430 { |
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431 EAP_TRACE_DEBUG( |
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432 iTools, |
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433 TRACE_FLAGS_DEFAULT, |
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434 (EAPL("CEapSession::ReceiveAll(): this=0x%08x\n"), |
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435 this)); |
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436 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::ReceiveAll()"); |
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437 |
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438 } |
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439 |
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440 // ----------------------------------------------------------------------------------------- |
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441 |
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442 void CEapSession::Receive(RMessage2& aBuffer) |
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443 { |
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444 EAP_TRACE_DEBUG( |
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445 iTools, |
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446 TRACE_FLAGS_DEFAULT, |
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447 (EAPL("CEapSession::Receive(): this=0x%08x\n"), |
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448 this)); |
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449 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::Receive()"); |
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450 |
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451 __ASSERT_DEBUG(!iReceiveActive,Server()->PanicClient(EReceiveReceiveAlreadyActive)); |
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452 |
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453 // remember receive request |
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454 iReceiveMessage = aBuffer; |
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455 iReceiveActive=ETrue; |
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456 } |
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457 |
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458 // ----------------------------------------------------------------------------------------- |
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459 |
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460 void CEapSession::CancelReceive() |
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461 { |
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462 EAP_TRACE_DEBUG( |
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463 iTools, |
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464 TRACE_FLAGS_DEFAULT, |
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465 (EAPL("CEapSession::CancelReceive(): this=0x%08x\n"), |
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466 this)); |
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467 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::CancelReceive()"); |
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468 |
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469 if (!iReceiveActive) |
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470 { |
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471 EAP_TRACE_DEBUG( |
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472 iTools, |
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473 TRACE_FLAGS_DEFAULT, |
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474 (EAPL("CEapSession::CancelReceive(): No receive active\n"))); |
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475 return; |
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476 } |
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477 |
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478 iReceiveMessage.Complete(KErrCancel); |
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479 iReceiveActive=EFalse; |
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480 } |
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481 |
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482 // ----------------------------------------------------------------------------------------- |
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483 |
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484 TBool CEapSession::GetReceiveActive() |
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485 { |
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486 EAP_TRACE_DEBUG( |
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487 iTools, |
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488 TRACE_FLAGS_DEFAULT, |
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489 (EAPL("CEapSession::GetReceiveActive(): this=0x%08x: iReceiveActive=%d\n"), |
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490 this, |
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491 iReceiveActive)); |
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492 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::GetReceiveActive()"); |
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493 |
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494 return iReceiveActive; |
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495 } |
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496 |
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497 // ----------------------------------------------------------------------------------------- |
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498 |
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499 eap_status_e CEapSession::SendData(EapMessageBuffer * const message) |
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500 { |
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501 EAP_TRACE_DEBUG( |
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502 iTools, |
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503 TRACE_FLAGS_DEFAULT, |
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504 (EAPL("CEapSession::SendData(): this=0x%08x: message->GetRequestType()=%d=%s, message->GetData()->Length()=%d\n"), |
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505 this, |
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506 message->GetRequestType(), |
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507 EapServerStrings::GetEapRequestsString(message->GetRequestType()), |
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508 message->GetData()->Length())); |
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509 EAP_TRACE_RETURN_STRING(iTools, "returns: CEapSession::SendData()"); |
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510 |
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511 if (!iReceiveActive) |
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512 { |
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513 EAP_TRACE_DEBUG( |
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514 iTools, |
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515 TRACE_FLAGS_DEFAULT, |
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516 (EAPL("CEapSession::SendData(): No receive active\n"))); |
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517 return EAP_STATUS_RETURN(iTools, iTools->convert_am_error_to_eapol_error(KErrCancel)); |
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518 } |
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519 |
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520 TInt error(KErrNone); |
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521 |
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522 EAP_TRACE_DEBUG( |
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523 iTools, |
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524 TRACE_FLAGS_DEFAULT, |
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525 (EAPL("CEapSession::SendData(): calls iReceiveMessage.Write()\n"))); |
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526 |
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527 error = iReceiveMessage.Write(0, message->GetData()->Des()); |
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528 |
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529 EAP_TRACE_DEBUG( |
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530 iTools, |
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531 TRACE_FLAGS_DEFAULT, |
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532 (EAPL("CEapSession::SendData(): calls iReceiveMessage.Complete(): Write() error=%d\n"), |
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533 error)); |
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534 |
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535 iReceiveMessage.Complete(KErrNone); |
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536 iReceiveActive=EFalse; |
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537 |
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538 return EAP_STATUS_RETURN(iTools, iTools->convert_am_error_to_eapol_error(error)); |
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539 } |
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540 |
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541 // ----------------------------------------------------------------------------------------- |
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542 // end |
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