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1 /* |
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2 * Copyright (c) 2002-2005 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: Including CImpsScheduler: WV engine thread scheduler. |
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15 * Including CImpsConn: CSP session connections. |
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16 * Including CImpsCSPDestroyer : This deletes CSP session entity asynchronously |
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17 */ |
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18 |
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19 |
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20 #ifndef CIMPSSERVER_H |
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21 #define CIMPSSERVER_H |
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22 |
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23 // INCLUDES |
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24 #include <e32base.h> |
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25 #include <s32file.h> |
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26 #include "impsconst.h" |
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27 #include "impsservercommon.h" |
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28 #include "impsservices.h" |
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29 #include "impsmessageinterpreterapi.h" |
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30 #include "impsdataaccessorapi.h" |
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31 #include "impssrvutils.h" |
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32 #include "impscspsessionapi.h" |
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33 #include "impscommonenums.h" |
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34 |
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35 // DATA TYPES |
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36 |
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37 // Server operations (states) |
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38 enum TImpsSrvOperation |
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39 { |
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40 EImpsSrvNone, |
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41 EImpsSrvShuttingDown, |
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42 EImpsSrvFinish // no return back, scheduler will be stopped |
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43 }; |
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44 |
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45 // Terminal off-line states |
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46 enum TImpsSR2TOff |
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47 { |
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48 EImpsSR2TOffNone, |
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49 EImpsSR2TOffStarted |
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50 }; |
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51 |
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52 |
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53 // FORWARD DECLARATIONS |
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54 class CImpsSession; |
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55 class CImpsSubSession; |
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56 class CImpsFields; |
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57 class CImpsShutdownTimer; |
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58 class CImpsExpiryTimer; |
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59 class CImpsVariant; |
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60 class CImpsOrphans; |
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61 class CImpsCSPDestroyer; |
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62 class MImpsCSPSession; |
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63 class CImpsTOffObserver; |
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64 |
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65 // CLASS DECLARATION |
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66 |
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67 /** |
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68 * CImpsScheduler |
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69 * WV engine thread scheduler. |
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70 */ |
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71 class CImpsScheduler: public CActiveScheduler |
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72 { |
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73 public: // from base class |
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74 |
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75 /** |
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76 * Error handling that ignores leaves of |
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77 * active object RunL methods |
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78 */ |
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79 void Error( TInt anError ) const; |
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80 }; |
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81 |
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82 /** |
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83 * CSP session connections |
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84 */ |
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85 class CImpsConn : public CBase |
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86 { |
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87 public: |
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88 |
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89 /** Two-phased constructor. |
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90 * @param aSess CSP session entiry |
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91 * @param aServer server entity |
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92 * @return CImpsConn |
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93 */ |
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94 static CImpsConn* CImpsConn::NewL( |
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95 MImpsCSPSession* aSess, CImpsServer& aServer ); |
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96 |
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97 /** |
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98 * Delete the CSP session asynchronously, i.e. this |
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99 * can be deleted inside transport response. |
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100 */ |
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101 void DeleteCSPAsynch(); |
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102 |
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103 /** |
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104 * Match with a a specific CSP session entity |
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105 * @param aCSP CSP connection id |
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106 * @return ETrue if matches |
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107 */ |
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108 TBool MatchCSP( TImpsSessIdent aCSP ); |
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109 |
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110 /** |
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111 * destructors |
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112 */ |
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113 ~CImpsConn(); |
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114 |
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115 /** |
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116 * This deletes related CSP session entity and cancels |
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117 * peninding asynchrounous deletion if such exists. |
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118 */ |
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119 void Destroy(); |
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120 |
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121 /** |
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122 * Session accesor |
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123 * @return CSP session entity |
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124 */ |
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125 MImpsCSPSession* Sess(); |
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126 |
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127 private: // methods |
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128 |
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129 /** |
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130 * contructor |
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131 * @param aServer server entity |
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132 */ |
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133 void ConstructL( CImpsServer& aServer ); |
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134 |
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135 /** |
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136 * contructor |
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137 * @param aSess CSP session entity |
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138 * @param aTimer delay timer for delayed off-line events |
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139 */ |
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140 CImpsConn( MImpsCSPSession* aSess ); |
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141 |
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142 private: // data |
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143 MImpsCSPSession* iSess; |
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144 CImpsCSPDestroyer* iRemover; |
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145 public: |
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146 TDblQueLink iLink; //lint !e1925 |
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147 }; |
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148 |
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149 |
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150 /** |
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151 * CImpsCSPDestroyer |
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152 * This deletes CSP session entity asynchronously |
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153 */ |
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154 class CImpsCSPDestroyer: public CActive |
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155 { |
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156 public: |
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157 /** |
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158 * Constructor |
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159 * @param aServer WV engine server |
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160 * @param aSess CSP session entity |
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161 * @param aPriority active object priority |
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162 */ |
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163 CImpsCSPDestroyer( |
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164 CImpsServer& aServer, |
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165 MImpsCSPSession& aSess, |
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166 TInt aPriority ); |
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167 |
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168 /** |
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169 * Destructor |
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170 */ |
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171 virtual ~CImpsCSPDestroyer(); |
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172 |
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173 /** |
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174 * Start deletion. |
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175 */ |
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176 void DeleteCSPAsynch(); |
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177 |
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178 protected: |
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179 // From base class |
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180 void RunL(); |
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181 void DoCancel(); |
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182 private: |
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183 CImpsServer& iServer; |
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184 MImpsCSPSession& iSess; |
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185 TBool iCanceled; |
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186 |
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187 }; |
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188 |
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189 /** |
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190 * CImpsServer. |
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191 * The core of the whole WV engine. |
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192 */ |
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193 |
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194 class CImpsServer : public CPolicyServer |
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195 |
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196 { |
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197 public: // Constructors and destructor |
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198 |
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199 /** |
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200 * constructs and starts the server. |
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201 */ |
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202 static CImpsServer* New(); |
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203 |
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204 /** |
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205 * Destructor. |
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206 */ |
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207 virtual ~CImpsServer(); |
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208 |
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209 public: // New functions |
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210 |
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211 /** |
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212 * Memory allocations. Called by a thread start function! |
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213 */ |
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214 void ConstructL(); |
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215 |
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216 /** |
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217 * Deletes this session's first buffered event from the list and sends the next |
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218 * one if there are any waiting. |
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219 * |
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220 * @param aSession the session concerned |
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221 * |
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222 */ |
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223 void NextEvent( CImpsSession* aSession ); |
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224 |
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225 /** |
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226 * Close client-server session. |
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227 * Cancel transport and start idle timer if there is only one session. |
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228 * @param aCSP CSP connection id |
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229 * @param aComplete TRUE is session entity creation is complete |
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230 */ |
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231 void CloseSession( TImpsSessIdent aCSP, TBool aComplete ); |
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232 |
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233 /** |
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234 * Stop the engine right now |
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235 */ |
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236 void DoShutDown(); |
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237 |
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238 /** |
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239 * Server bootstrap code. |
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240 * |
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241 * @param aSignal signal that's used to inform the client thread when the server |
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242 * is up. |
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243 * |
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244 */ |
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245 IMPORT_C static TInt ThreadStart( TImpsSignal& aSignal ); |
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246 |
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247 /** |
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248 * Login WV server |
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249 * @param aUser User-id (max 50 characters) |
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250 * @param aPsw password (max 50 characters) |
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251 * @param aClientId client id used to log in server. |
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252 * The client-id having prefix '+' or number is considered |
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253 * as MSISDN number (E.164), |
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254 * otherwise it is handled as URL (max 200 character). |
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255 * This MAY be used for CIR addressing if SAP is not able to |
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256 * detect MSISDN number in other way |
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257 * @param aServer SAP URI, may include port number |
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258 * @param aAP CommDb id for access point |
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259 * @param aAnyAP ETrue if any other open access point is accepted |
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260 * @param aKey1 future option |
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261 * @param aKey2 future option |
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262 * @param aSub requesting subsession |
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263 * @param aLoginExpiry epiry time of login request |
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264 * @param aReactive reactive presence auth negotiation |
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265 * @return TID |
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266 */ |
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267 TPtrC LoginL( |
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268 const TDesC& aUser, |
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269 const TDesC& aPassword, |
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270 const TDesC& aClientId, |
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271 const TDesC& aSAP, |
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272 TUint32 aAP, |
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273 const TDesC& aKey1, |
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274 const TDesC& aKey2, |
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275 CImpsSubSession* aSub, |
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276 const TTime aLoginExpiry, |
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277 TBool aReactive ); |
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278 |
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279 /** |
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280 * Logout SAP |
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281 * @param aCancel ETrue if login cancel functionaliy wanted |
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282 * @param aCSP CSP connection id |
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283 * @return TID |
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284 */ |
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285 TPtrC LogoutL( |
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286 TBool aCancel, |
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287 TImpsSessIdent aCSP ); |
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288 |
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289 /** |
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290 * CIR message handler |
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291 * @param aCookie entire session cookie message |
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292 */ |
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293 void CirMessageL( |
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294 const TDesC8& aCookie ); |
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295 |
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296 /** |
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297 * Send data from session current data to WV server. |
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298 * Login must have been done. |
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299 * @param aSession requestion client session |
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300 * @param aCSP CSP connection id |
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301 * @return transaction-id |
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302 */ |
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303 TPtrC SendDataL( |
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304 CImpsSubSession* aSession, |
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305 TImpsSessIdent aCSP |
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306 ); |
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307 |
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308 /** |
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309 * Get number of client sessions |
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310 * @param aIgnoreCIR ETrue if CIR watcher session is ignored |
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311 * @return number of sessions |
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312 */ |
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313 TInt NbrSessions( TBool aIgnoreCIR ); |
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314 |
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315 /** |
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316 * Get number of client sessions for the specified CSP connection |
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317 * @param aIgnoreCIR ETrue if CIR watcher session is ignored |
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318 * @param aCSP CSP connection id |
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319 * @return number of sessions |
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320 */ |
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321 TInt NbrSessions( TBool aIgnoreCIR, TImpsSessIdent aCSP ); |
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322 |
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323 /** |
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324 * Stop the idle timer |
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325 */ |
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326 void StopTimer() const; |
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327 |
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328 /** |
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329 * Is the CSP session logged in |
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330 * @param aCSP CSP connection id. If all values are zero length then |
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331 * check if any session is logged in |
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332 * @param password, OUTPUT, optional |
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333 * @return ETrue if logged in |
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334 */ |
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335 TBool IsLogged( TImpsSessIdent aCSP, TPtrC* aPsw ); |
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336 |
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337 /** |
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338 * CSP session-id accessor |
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339 * @param aCSP CSP connection id. If all values are zero length then |
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340 * check if any session is logged in |
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341 * @return CSP session-id |
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342 */ |
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343 TPtrC SID( TImpsSessIdent aCSP ); |
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344 |
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345 /** |
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346 * Is the CSP session capabilities negotiated |
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347 * @param aCSP CSP connection id |
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348 * @return ETrue if negotiated |
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349 */ |
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350 TBool IsNegotiated( TImpsSessIdent aCSP ); |
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351 |
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352 /** |
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353 * Transport status change indicator |
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354 * @param aConnectionState new status, on_line, off_line or no_iap |
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355 */ |
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356 void TransportStatus( EImpsInternalStatus aConnectionState, |
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357 MImpsCSPSession* aSess ); |
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358 |
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359 /** |
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360 * Active services accessor |
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361 * @param aCSP CSP connection id |
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362 * @return current WV services |
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363 */ |
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364 TImpsServices* Services( TImpsSessIdent aCSP ); |
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365 |
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366 /** |
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367 * Is there pendig login operation |
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368 * @param aCSP CSP connection id |
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369 * @return ETrue if yes |
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370 */ |
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371 TBool IsPendingLogin( TImpsSessIdent aCSP ); |
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372 |
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373 /** |
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374 * Generate expiry time |
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375 * @param aMsgType WV message primitive |
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376 * @return expiry time |
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377 */ |
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378 TTime ExpiryTime( TImpsMessageType aMsgType ); |
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379 |
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380 /** |
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381 * Generate expiry time |
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382 * @param aSrv WV service type |
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383 * @return expiry time |
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384 */ |
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385 TTime ExpiryTime( TImpsEventType aSrv ); |
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386 |
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387 /** |
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388 * Generate expiry time |
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389 * @param aExpiry expiry time in seconds |
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390 * @return expiry time |
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391 */ |
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392 TTime ExpiryTime( TInt aExpiry ); |
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393 |
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394 /** |
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395 * Default Expiry time accessor |
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396 * @param aSrv WV service type |
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397 * @return expiry time in seconds |
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398 */ |
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399 TInt ExpirySeconds( TImpsEventType aSrv ); |
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400 |
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401 /** |
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402 * check expired messages |
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403 * @param aType WV service type |
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404 */ |
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405 void CheckExpiryL( TImpsEventType aType ); |
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406 |
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407 /** |
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408 * check expired messages |
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409 * @param aType WV service type |
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410 */ |
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411 void CheckExpiryL( TImpsEventType aType, TTime aExpiry ); |
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412 |
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413 /** |
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414 * Cancel a transaction. |
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415 * Removes request from server's transaction queue and |
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416 * asks transport to cancel the request too. |
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417 * @param aTID transaction id to identify the request. |
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418 * @param aCSP CSP session id |
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419 */ |
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420 void CancelTrans( const TDesC& aTID, TImpsSessIdent aCSP ); |
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421 |
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422 /** |
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423 * Cancel a transaction. |
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424 * Removes request from server's transaction queue and |
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425 * asks transport to cancel the request too. |
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426 * @param aTID transaction id to identify the request. |
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427 * @param aSess CSP session entity |
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428 */ |
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429 void CancelTrans( const TDesC& aTID, MImpsCSPSession* aSess ); |
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430 |
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431 /** |
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432 * Do the logout routines |
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433 * @param aOpId operation id, KImpsNullId means SAP initiated logout |
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434 * @param aCSPDis if CSP session really disconnected (existed) |
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435 */ |
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436 void DoLogoutSrv( TInt aOpId, TBool aCSPDis, |
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437 MImpsCSPSession* aSess ); |
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438 |
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439 /** |
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440 * Create container |
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441 * @return container |
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442 */ |
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443 CObjectCon* NewContainerL(); |
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444 |
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445 /** |
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446 * Remove container |
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447 * @param aCon container |
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448 */ |
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449 void RemoveContainer( CObjectCon* aCon ); |
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450 |
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451 /** |
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452 * Maximum transaction content |
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453 * @return max size for WV message |
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454 */ |
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455 TInt BufferSize(); |
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456 |
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457 /** |
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458 * Receive terminal off_line/on_line indication |
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459 * @param aParam True if connections allowed, else False. |
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460 */ |
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461 void SetConnAllowed( TBool aParam ); |
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462 |
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463 /** |
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464 * Decodes accessor |
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465 * Subsession needs this to build XML-formatted response |
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466 * @return Message decoder |
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467 */ |
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468 inline MImpsDecoder& Decoder() const; |
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469 |
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470 /** |
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471 * iConnAllowed accessor |
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472 * @retuns ETrue if connection allowed and terminal is not OFF-LINE |
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473 */ |
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474 inline TBool IsConAllowed() const; |
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475 |
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476 /** |
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477 * Discard a request from a session |
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478 * @param aTid transaction-id to be discarded |
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479 * @param aType event type (service type) |
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480 * @param aCode an error code to a client request |
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481 * @param aCSP CSP session id |
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482 */ |
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483 void DiscardRequest( |
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484 const TDesC& aTid, |
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485 TImpsEventType aType, |
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486 TInt aCode, |
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487 TImpsSessIdent aCSP ); |
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488 |
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489 /** |
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490 * Discard a request from a session |
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491 * @param aType event type (service type) |
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492 * @param aExpiry request expiration time |
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493 * @param aCSP CSP session id |
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494 * @param aSess CSP session entity |
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495 */ |
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496 void DiscardRequests( |
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497 TImpsEventType aType, |
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498 TTime aExpiry, |
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499 TImpsSessIdent aCSP, |
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500 MImpsCSPSession* aSess ); |
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501 |
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502 /** |
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503 * Discard all requests from a session |
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504 * @param aType event type (service type) |
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505 * @param aError error code to be sent |
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506 * @param aCSP CSP session id |
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507 * @param aSess CSP session entity |
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508 */ |
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509 void DiscardRequests( |
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510 TImpsEventType aType, |
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511 TInt aError, |
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512 TImpsSessIdent aCSP, |
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513 MImpsCSPSession* aSess ); |
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514 |
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515 /** |
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516 * Discard Logout request that actually sends logout events to clients |
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517 * @param aTID transaction-id |
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518 * @param aCSP CSP session id |
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519 */ |
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520 void DiscardLogout( |
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521 const TDesC& aTID, |
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522 TImpsSessIdent aCSP ); |
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523 |
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524 /** |
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525 * Make and send simple error event to certain type of sessions |
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526 * @param aType session event type |
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527 * @param aCode error code |
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528 * @param aOpId operation-id |
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529 * @param aCSP CSP session id |
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530 */ |
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531 void SendErrorEvent( |
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532 TImpsEventType aType, |
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533 TInt aCode, |
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534 TInt aOpId, |
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535 TImpsSessIdent aCSP ); |
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536 |
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537 /** |
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538 * Send online status change events to clients |
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539 * @param aStatus new engine status |
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540 * @param aCSP CSP session id |
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541 */ |
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542 void SendStatusEvents( |
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543 EImpsInternalStatus aStatus, |
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544 TImpsSessIdent aCSP ); |
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545 |
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546 /** |
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547 * Handle notification orders for incoming message. |
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548 * Create corresponding events |
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549 * @param aFields response message |
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550 * @param aCSP CSP session id |
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551 * @return True if matching subsession is found. |
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552 * (client-id and media type ok) |
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553 */ |
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554 TBool CheckNotifications( |
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555 CImpsFields* aFields, |
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556 TImpsSessIdent aCSP ); |
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557 |
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558 /** |
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559 * Handles pending requests for the incoming message |
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560 * @param aFields response message |
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561 * @param aFound OUT: true if found request |
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562 * @param aCSP CSP session id |
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563 * @return error code |
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564 */ |
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565 void CheckRequestsL( |
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566 CImpsFields* aFields, |
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567 TBool& aFound, |
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568 TImpsSessIdent aCSP ); |
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569 |
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570 /** |
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571 * Handle orphan message |
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572 * @param aFields msg, CImpsServer takes the ownership of this msg. |
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573 * @param aCSP CSP session id |
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574 */ |
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575 void HandleOrphanL( CImpsFields* aFields, TImpsSessIdent aCSP ); |
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576 |
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577 /** |
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578 * Get next orphan message for the subsession |
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579 * @param aCID client-id |
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580 * @param aServiceType the type of the client which requests the message |
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581 * @param aCSP CSP session id |
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582 * @return new message, NULL if no match. Ownership of the msg is |
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583 * passed to the caller of this method. |
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584 */ |
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585 CImpsFields* NextOrphanLC( |
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586 const TDesC& aCID, |
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587 TImpsEventType aServiceType, |
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588 TImpsSessIdent aCSP ); |
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589 |
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590 /** |
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591 * Check all orphans messages and send them to clients. |
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592 * This is called when a client session starts to share |
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593 * an existing CSP session. |
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594 */ |
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595 void HandleAllOrphans(); |
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596 |
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597 /** |
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598 * Get matching CSP session entity |
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599 * @param aCSP CSP connection id |
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600 * @param aAll sessions shutting down are returned too |
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601 * @returm matching CSP session or NULL |
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602 */ |
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603 MImpsCSPSession* GetCSP( TImpsSessIdent aCSP, |
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604 TBool aAll ); |
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605 |
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606 /** |
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607 * Create CSP session entity |
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608 * @param aCSP CSP connection id |
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609 * @param aVer CSP version |
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610 * @returm CSP session |
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611 */ |
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612 MImpsCSPSession* NewCSPL( TImpsSessIdent aCSP, TImpsCspVersion aVer ); |
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613 |
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614 /** |
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615 * Delete CSP session entity |
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616 * @param aSess CSP session entity |
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617 */ |
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618 void DeleteCSP( MImpsCSPSession* aSess ); |
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619 |
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620 /** |
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621 * CSP session entity counter |
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622 * @return number of CSP sessions |
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623 */ |
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624 TInt NbrCSPs(); |
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625 |
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626 /** |
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627 * CSP session id seed to generate unique ids across CSP sessions |
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628 */ |
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629 TInt TidSeed(); |
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630 |
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631 /** |
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632 * Close all CSP sessions immediately and go to SHUTTING_DOWN state |
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633 */ |
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634 void LogoutAll(); |
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635 |
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636 /** |
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637 * CSP version |
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638 */ |
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639 inline TImpsCspVersion CspVersion(); |
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640 |
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641 /** |
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642 * Is shutting down? |
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643 * @return ETrue if state is SHUTTING_DOWN |
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644 */ |
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645 inline TBool IsShuttingDown(); |
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646 |
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647 /** |
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648 * Current settings accessor |
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649 * @return current variant settings |
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650 */ |
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651 inline const TImpsSrvSettings* Settings() const; |
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652 |
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653 /** |
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654 * Reset expiry timer if needed |
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655 * The time may decrease only |
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656 * @param aSeconds subsession expiry time in seconds. 0 means undefined and default values are used. |
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657 * @param aInit set this in login so that timer is started first time. |
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658 */ |
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659 void SetExpiryTimer( TInt aSeconds, TBool aInit ); |
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660 |
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661 /** |
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662 * Reset expiry timer if needed |
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663 * The time may increase only when a subsession is closed |
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664 * @param aSeconds subsession expiry time in seconds. 0 means undefined value. |
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665 */ |
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666 void ResetExpiryTimer( TInt aSeconds ); |
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667 |
|
668 |
|
669 public: // Functions from base classes |
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670 |
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671 /** |
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672 * Opens a new session to the server. |
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673 * |
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674 * @param aVersion required version of the server. |
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675 * @param aMessage client request |
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676 * @return pointer to a new session |
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677 * |
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678 * Leaves if: |
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679 * - Required version not supported (KErrNotSupported) |
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680 * - In very rare case when engine is going down (KErrNotReady) |
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681 */ |
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682 CSession2* NewSessionL( const TVersion& aVersion, const RMessage2& aMessage ) const; |
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683 |
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684 protected: // Functions from base classes |
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685 |
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686 /** |
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687 * C++ default constructor. |
|
688 */ |
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689 CImpsServer(); |
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690 |
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691 private: // Functions from base classes |
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692 |
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693 |
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694 // From CPolicyServer |
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695 CPolicyServer::TCustomResult CustomSecurityCheckL( |
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696 const RMessage2& aMsg, TInt& aAction, TSecurityInfo& aMissing ); |
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697 |
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698 |
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699 void GetCSPVersion(); |
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700 |
|
701 private: |
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702 |
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703 // By default, prohibit copy constructor |
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704 CImpsServer( const CImpsServer& ); |
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705 // Prohibit assigment operator |
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706 CImpsServer& operator= ( const CImpsServer& ); |
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707 |
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708 /** |
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709 * Send extra events to HandleLogoutL methods to clients |
|
710 * @param aSub subsession to be ignored |
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711 * IF NULL the all subsessions handled |
|
712 * @param aOpId operation-id, -1 means SAP initiated disconnect |
|
713 * @param aCSP CSP connection id |
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714 */ |
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715 void SendLogoutEvents( CImpsSubSession* aSub, |
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716 TInt aOpId, TImpsSessIdent aCSP ); |
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717 |
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718 /** |
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719 * Transport status change indicator |
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720 * @param aConnectionState new status, on_line, off_line or no_iap |
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721 * @param aSess CSP session entity |
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722 */ |
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723 void DoTransportStatusL( EImpsInternalStatus aConnectionState, |
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724 MImpsCSPSession* aSess ); |
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725 |
|
726 /** |
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727 * Do the logout routines |
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728 * @param aSub requesting subsession, logout event ignored for this |
|
729 * @param aOpId operation id, KImpsNullId means SAP initiated logout |
|
730 * @param aCSPDis true if CSP really disconnected |
|
731 * @param aCSP CSP connection id |
|
732 */ |
|
733 void DoLogoutNow( |
|
734 CImpsSubSession* aSub, |
|
735 TInt aOpId, |
|
736 TBool aCSPDis, |
|
737 TImpsSessIdent aCSP ); |
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738 |
|
739 /** |
|
740 * Close all CSP session emtities |
|
741 * @param aCSP CSP connection id |
|
742 */ |
|
743 void CloseAllCSPs(); |
|
744 |
|
745 /** |
|
746 * Start to delete CSP session entity asynchronously |
|
747 * @param aSess CSP session entity |
|
748 */ |
|
749 void DeleteCSPAsynch( MImpsCSPSession* aSess ); |
|
750 |
|
751 public: // Data |
|
752 |
|
753 protected: // Data |
|
754 |
|
755 private: // Data |
|
756 CObjectConIx* iContainerIndex; |
|
757 RFs iFs; |
|
758 |
|
759 CImpsFields* iSnd; // internal data structure |
|
760 |
|
761 CImpsShutdownTimer* iShutTimer; |
|
762 CImpsExpiryTimer* iExpiryTimer; |
|
763 |
|
764 TImpsSrvSettings iSettings; |
|
765 |
|
766 CImpsVariant* iVariant; |
|
767 TBool iConAllowed; // Is network connections allowed |
|
768 |
|
769 TImpsCspVersion iCSPVersion; |
|
770 TImpsSrvOperation iOperation; |
|
771 |
|
772 CImpsOrphans* iOrphans; |
|
773 TDblQue<CImpsConn> iCSPList; |
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774 |
|
775 TInt iSeed; |
|
776 CImpsTOffObserver* iObserver; |
|
777 TInt iExpiryInterval; // current expiry times value |
|
778 }; |
|
779 |
|
780 #ifdef __WINS__ |
|
781 EXPORT_C TInt ThreadFunction( TAny* aThreadParams ); |
|
782 #endif |
|
783 |
|
784 #include "ImpsServer.inl" |
|
785 |
|
786 #endif // ?INCLUDE_H |
|
787 |
|
788 // End of File |