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1 /* |
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2 * Copyright (c) 2006 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: cbsserver.cpp |
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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 |
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20 // INCLUDE FILES |
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21 |
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22 #define __INCLUDE_CAPABILITY_NAMES__ |
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23 #define __INCLUDE_ALL_SUPPORTED_CAPABILITIES__ |
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24 |
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25 #include "cbsserver.h" |
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26 #include "cbssession.h" |
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27 #include "bsserverdefs.h" |
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28 #include "DebugTrace.h" |
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29 #include "cbsstoragemanager.h" |
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30 #include "cbsinstallhandler.h" |
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31 #include "cbsbackupobserver.h" |
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32 |
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33 // CBSFileMapping |
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34 |
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35 CBSServer::CBSFileMapping* CBSServer::CBSFileMapping::NewL( CBSSession* aSession, |
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36 const TDesC& aFile, |
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37 TBool aVersioned ) |
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38 { |
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39 CBSFileMapping* self = new( ELeave ) CBSFileMapping( aVersioned ); |
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40 CleanupStack::PushL( self ); |
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41 self->ConstructL( aSession, aFile ); |
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42 CleanupStack::Pop( self ); |
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43 return self; |
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44 } |
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45 void CBSServer::CBSFileMapping::ConstructL( CBSSession* aSession, |
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46 const TDesC& aFile ) |
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47 { |
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48 iSession = aSession; |
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49 iFile = aFile.AllocL(); |
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50 } |
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51 CBSServer::CBSFileMapping::CBSFileMapping( TBool aVersioned ) |
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52 : iVersioned( aVersioned ) |
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53 { |
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54 } |
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55 CBSServer::CBSFileMapping::~CBSFileMapping() |
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56 { |
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57 delete iFile; |
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58 } |
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59 |
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60 CBSSession* CBSServer::CBSFileMapping::Session() |
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61 { |
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62 return iSession; |
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63 } |
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64 const TDesC& CBSServer::CBSFileMapping::File() |
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65 { |
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66 return *iFile; |
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67 } |
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68 TBool CBSServer::CBSFileMapping::Versioned() |
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69 { |
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70 return iVersioned; |
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71 } |
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72 |
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73 |
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74 // ============================================================== |
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75 // =============== PLATSEC POLICY CONFIGURATION ================= |
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76 // ============================================================== |
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77 |
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78 static const TInt KBSPlatSecRangeCount = 2; |
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79 |
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80 //Ranges for the Request values |
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81 static const TInt KBSPlatSecRanges[ KBSPlatSecRangeCount ] = |
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82 { |
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83 0, |
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84 EBSOperationLast |
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85 }; |
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86 |
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87 |
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88 // Element indexes for the defined ranges |
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89 static const TUint8 KBSPlatSecElementsIndex[ KBSPlatSecRangeCount ] = |
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90 { |
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91 0, |
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92 CPolicyServer::ENotSupported |
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93 }; |
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94 |
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95 |
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96 // Policy elements |
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97 static const CPolicyServer::TPolicyElement KBSPlatSecElements[] = |
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98 { |
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99 { |
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100 _INIT_SECURITY_POLICY_C2( ECapabilityReadUserData, |
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101 ECapabilityWriteUserData ), |
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102 -5 //CPolicyServer::EFailClient |
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103 } |
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104 }; |
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105 |
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106 |
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107 // The platsec policy |
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108 static const CPolicyServer::TPolicy KBSPlatSecPolicy = |
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109 { |
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110 // Shortcut to the index into Elements,that is used to check a connection attempt |
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111 0, |
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112 |
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113 // Number of ranges in the iRanges array |
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114 KBSPlatSecRangeCount, |
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115 |
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116 // A pointer to an array of ordered ranges of request numbers |
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117 KBSPlatSecRanges, |
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118 |
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119 // A pointer to an array of TUint8 values specifying |
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120 // the appropriate action to take for each range in iRanges |
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121 KBSPlatSecElementsIndex, |
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122 |
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123 // A pointer to an array of distinct policy elements |
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124 KBSPlatSecElements |
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125 }; |
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126 |
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127 |
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128 |
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129 // ============================================================== |
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130 // ======================= SERVER ============================== |
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131 // ============================================================== |
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132 void CBSServer::ExecuteL() |
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133 { |
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134 TRACE( T_LIT( "CBrandingServer::ExecuteL() begin") ); |
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135 // start scheduler |
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136 CActiveScheduler* pA = new( ELeave )CActiveScheduler; |
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137 CleanupStack::PushL( pA ); |
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138 CActiveScheduler::Install( pA ); |
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139 |
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140 |
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141 // create server |
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142 CBSServer* server = new( ELeave ) CBSServer(); |
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143 CleanupStack::PushL( server ); |
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144 server->InitializeL(); |
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145 server->StartL( KBSServerName ); |
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146 |
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147 |
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148 //Signal client that we are started |
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149 RProcess().Rendezvous( KErrNone ); |
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150 |
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151 //Execute the server |
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152 // Codescanner warning: using CActiveScheduler::Start (id:3) |
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153 // this has to be called for server starting. |
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154 CActiveScheduler::Start(); // CSI: 3 # See above |
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155 |
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156 |
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157 //Cleanup |
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158 CleanupStack::PopAndDestroy( server );//server |
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159 CleanupStack::PopAndDestroy( pA ); |
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160 CActiveScheduler::Install( NULL ); |
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161 TRACE( T_LIT( "CBrandingServer::ExecuteL() end") ); |
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162 } |
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163 |
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164 |
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165 |
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166 CBSServer::~CBSServer() |
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167 { |
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168 TRACE( T_LIT( "CBrandingServer::~CBSServer() begin") ); |
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169 delete iBackupObserver; |
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170 delete iInstallHandler; |
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171 iSessions.Close(); |
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172 iFileMapping.Close(); |
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173 delete iStorageManager; |
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174 |
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175 #if _BullseyeCoverage |
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176 cov_write(); |
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177 #endif |
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178 TRACE( T_LIT( "CBrandingServer::~CBSServer() end") ); |
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179 } |
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180 |
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181 |
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182 |
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183 CBSServer::CBSServer() |
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184 : CPolicyServer( CActive::EPriorityStandard, |
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185 KBSPlatSecPolicy ) |
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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 |
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191 CSession2* CBSServer::NewSessionL( const TVersion &aVersion, |
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192 const RMessage2& /*aMessage*/ ) const |
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193 { |
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194 TRACE( T_LIT( "CBrandingServer::NewSessionL() begin") ); |
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195 TVersion srvVersion( KBSVersionMajor, |
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196 KBSVersionMinor, |
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197 KBSVersionBuild ); |
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198 |
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199 |
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200 if( !User::QueryVersionSupported( aVersion, srvVersion ) ) |
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201 { |
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202 User::Leave( KErrNotSupported ); |
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203 } |
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204 |
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205 CBSSession* session = CBSSession::NewL(); |
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206 //enable backup observer |
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207 iBackupObserver->RegisterObserver( session ); |
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208 |
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209 TRACE( T_LIT( "CBrandingServer::NewSessionL() end session[%d] created"), session ); |
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210 return session; |
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211 } |
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212 |
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213 |
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214 CPolicyServer::TCustomResult |
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215 CBSServer::CustomFailureActionL( const RMessage2& aMsg, |
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216 TInt /*aAction*/, |
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217 const TSecurityInfo& aMissing ) |
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218 { |
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219 TRACE( T_LIT( "CBrandingServer::CustomFailureActionL() Request %d to session [%d] failed."), |
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220 aMsg.Function(), aMsg.Session() ); |
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221 |
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222 TBuf<512> diagnosticMsg; |
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223 _LIT( KDetails, "Failure details: "); |
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224 diagnosticMsg.Append( KDetails ); |
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225 _LIT( KFormat, "SecureId[%d] VendorId[%d] Missing caps[" ); |
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226 diagnosticMsg.AppendFormat( KFormat, |
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227 aMissing.iSecureId.iId, aMissing.iVendorId.iId ); |
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228 |
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229 const SCapabilitySet& missingCaps = (const SCapabilitySet&) aMissing.iCaps; |
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230 TBuf<1> separator; |
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231 _LIT( KSeparator, "]" ); |
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232 for( TInt ix = 0; ix < ECapability_Limit; ix++ ) |
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233 { |
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234 if( missingCaps[ix>>5] &(1<<(ix&31))) |
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235 { |
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236 diagnosticMsg.Append( separator ); |
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237 |
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238 const char* capName = CapabilityNames[ ix ]; |
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239 while( *capName ) |
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240 { |
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241 TUint16 c = *capName; |
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242 diagnosticMsg.Append( &c, 1 ); |
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243 ++capName; |
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244 } |
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245 |
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246 separator = KSeparator; |
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247 } |
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248 } |
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249 |
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250 diagnosticMsg.Append( KSeparator ); |
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251 TRACE( T_LIT( "%S"), &diagnosticMsg ); |
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252 |
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253 return CPolicyServer::EFail; |
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254 } |
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255 |
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256 void CBSServer::HandleBackupStateL( TBackupState aState ) |
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257 { |
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258 switch( aState ) |
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259 { |
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260 case EBackupNotActive: // backup has completed |
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261 { |
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262 // restart install handler and check for brand changes |
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263 iInstallHandler->InstallNewFilesL(); |
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264 iInstallHandler->StartObservingL(); |
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265 |
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266 //notify clients that we're back in business |
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267 break; |
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268 } |
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269 case EBackupActive: // backup activated |
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270 { |
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271 // stop install handler |
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272 iInstallHandler->StopObserving(); |
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273 |
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274 // Notify clients that branding data is not currently |
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275 // available |
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276 break; |
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277 } |
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278 default: |
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279 { |
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280 // unknown state |
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281 } |
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282 } |
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283 } |
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284 |
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285 void CBSServer::SessionCreatedL( CBSSession* aSession ) |
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286 { |
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287 TRACE( T_LIT( "CBSServer::SessionCreatedL begin aSession[%d]"),aSession ); |
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288 iSessionCount++; |
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289 iSessions.AppendL( aSession ); |
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290 } |
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291 |
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292 |
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293 void CBSServer::SessionDied( CBSSession* aSession ) |
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294 { |
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295 TInt count = iSessions.Count(); |
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296 for( TInt i = 0; i < count; i++ ) |
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297 { |
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298 if( iSessions[i] == aSession ) |
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299 { |
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300 iSessions.Remove( i ); |
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301 break; |
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302 } |
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303 } |
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304 TInt ignore = 0; |
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305 TRAP( ignore, UnRegisterSessionL( aSession ) ); |
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306 |
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307 //enable backup observer |
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308 iBackupObserver->UnregisterObserver( aSession ); |
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309 |
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310 iSessionCount--; |
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311 if( iSessionCount == 0 ) |
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312 { |
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313 // Codescanner warning: using CActiveScheduler::Stop ( Id: 4) |
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314 // it is required to stop the server |
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315 CActiveScheduler::Stop(); // CSI: 4 # See above |
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316 } |
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317 } |
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318 |
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319 |
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320 |
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321 TBool CBSServer::MatchSessionL( const TDesC& aApplicationId, |
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322 const TDesC& aBrandId, |
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323 TLanguage aLanguageId, |
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324 CBSSession* aSession, |
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325 TInt aReserved ) |
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326 { |
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327 TInt sessionCount = iSessions.Count(); |
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328 TBool returnValue = EFalse; |
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329 for( TInt i = 0; i < sessionCount; i++ ) |
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330 { |
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331 if( iSessions[i] == aSession ) |
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332 { |
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333 // we don't want to report the querying session itself |
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334 continue; |
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335 } |
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336 if( iSessions[i]->MatchSessionL( aApplicationId, |
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337 aBrandId, |
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338 aLanguageId, |
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339 aReserved ) ) |
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340 { |
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341 // even one match is enough for us |
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342 returnValue = ETrue; |
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343 break; |
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344 } |
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345 } |
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346 return returnValue; |
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347 } |
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348 |
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349 TBool CBSServer::MatchSessionUninstallL( const TDesC& aApplicationId, |
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350 const TDesC& aBrandId, CBSSession* aSession) |
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351 { |
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352 TInt sessionCount = iSessions.Count(); |
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353 TBool returnValue = EFalse; |
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354 for( TInt i = 0; i < sessionCount; i++ ) |
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355 { |
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356 if( iSessions[i] == aSession ) |
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357 { |
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358 // we don't want to report the querying session itself |
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359 continue; |
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360 } |
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361 if( iSessions[i]->MatchSessionUninstallL( aApplicationId, |
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362 aBrandId )) |
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363 { |
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364 // even one match is enough for us |
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365 returnValue = ETrue; |
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366 break; |
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367 } |
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368 } |
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369 return returnValue; |
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370 |
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371 } |
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372 |
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373 void CBSServer::RegisterFileForSessionL( CBSSession* aSession, |
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374 const TDesC& aFile, |
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375 TBool aVersioned ) |
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376 { |
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377 TRACE( T_LIT( "CBSServer::RegisterFileForSessionL begin aSession[%d],aFile[%S]"),aSession,&aFile ); |
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378 TBool found = EFalse; |
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379 TInt count = iFileMapping.Count(); |
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380 for( TInt i = 0; i < count; i ++ ) |
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381 { |
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382 if( iFileMapping[i]->Session() == aSession && iFileMapping[i]->File() == aFile && |
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383 iFileMapping[i]->Versioned() == aVersioned) |
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384 { |
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385 found = ETrue; |
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386 } |
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387 } |
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388 |
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389 if(!found) |
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390 { |
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391 |
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392 CBSFileMapping* fileMapping = CBSFileMapping::NewL( aSession, aFile, aVersioned ); |
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393 CleanupStack::PushL( fileMapping ); |
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394 iFileMapping.AppendL( fileMapping ); |
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395 CleanupStack::Pop( fileMapping ); |
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396 } |
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397 TRACE( T_LIT( "CBSServer::RegisterFileForSessionL end") ); |
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398 } |
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399 |
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400 void CBSServer::UnRegisterSessionL( CBSSession* aSession ) |
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401 { |
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402 TRACE( T_LIT( "CBSServer::RegisterFileForSessionL begin aSession[%d]"),aSession ); |
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403 TInt count = iFileMapping.Count(); |
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404 for( TInt i = 0; i < count; i ++ ) |
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405 { |
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406 if( iFileMapping[i]->Session() == aSession ) |
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407 { |
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408 |
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409 if( !iStorageManager ) |
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410 { |
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411 iStorageManager = CBSStorageManager::NewL( aSession, KNullDesC ); |
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412 } |
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413 if( !FileStillInUse( aSession, iFileMapping[i]->File() ) ) |
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414 { |
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415 TPtrC baseFile = KNullDesC(); |
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416 if( iFileMapping[i]->Versioned() ) |
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417 { |
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418 baseFile.Set( iStorageManager->FilenameWithoutVersion( iFileMapping[i]->File() ) ); |
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419 } |
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420 else |
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421 { |
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422 baseFile.Set( iFileMapping[i]->File() ); |
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423 } |
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424 // we found the session, now check if any other |
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425 // session is using the same file |
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426 if( !FileStillInUse( aSession, baseFile ) ) |
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427 { |
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428 // no other sessions using the file |
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429 // cleanup versioned file |
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430 CleanupFileL( iFileMapping[i]->File() ); |
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431 } |
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432 |
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433 } |
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434 CBSFileMapping* fileMapping = iFileMapping[i]; |
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435 iFileMapping.Remove( i ); |
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436 delete fileMapping; |
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437 break; |
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438 } |
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439 } |
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440 TRACE( T_LIT( "CBSServer::RegisterFileForSessionL end") ); |
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441 } |
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442 |
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443 TBool CBSServer::FileStillInUse( CBSSession* aSession, |
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444 const TDesC& aFile ) |
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445 { |
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446 TBool returnValue = EFalse; |
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447 TInt count = iFileMapping.Count(); |
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448 for( TInt i = 0; i < count; i ++ ) |
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449 { |
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450 if( 0 == iFileMapping[i]->File().Compare( aFile ) ) |
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451 { |
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452 // file found, check that it's not the same sesion |
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453 if( iFileMapping[i]->Session() != aSession ) |
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454 { |
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455 |
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456 // it's not the same session |
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457 // so the file is still in use, we can |
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458 // return ETrue |
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459 returnValue = ETrue; |
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460 break; |
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461 } |
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462 } |
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463 } |
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464 return returnValue; |
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465 } |
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466 |
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467 void CBSServer::CleanupFileL( const TDesC& aFile ) |
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468 { |
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469 if( !iStorageManager ) |
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470 { |
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471 iStorageManager = CBSStorageManager::NewL( NULL, KNullDesC); |
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472 } |
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473 iStorageManager->CleanupFileL( aFile ); |
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474 } |
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475 |
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476 TArray<CBSServer::CBSFileMapping*> CBSServer::RegisteredFiles() |
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477 { |
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478 return iFileMapping.Array(); |
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479 } |
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480 |
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481 void CBSServer::InitializeL() |
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482 { |
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483 TRACE( T_LIT( "CBSServer::InitializeL begin") ); |
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484 // Initialize brand install handler |
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485 iInstallHandler = CBSInstallHandler::NewL(); |
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486 iInstallHandler->InstallNewFilesL(); |
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487 iInstallHandler->StartObservingL(); |
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488 |
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489 //to enable backup observer |
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490 // Initialize backup and restore observer |
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491 CBSBackupObserver* tmp = CBSBackupObserver::NewL(); |
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492 delete iBackupObserver; |
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493 iBackupObserver = tmp; |
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494 User::LeaveIfError( iBackupObserver->RegisterObserver( this ) ); |
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495 TRACE( T_LIT( "CBSServer::InitializeL end") ); |
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496 } |
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497 |
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498 void CBSServer::BrandUpdatedL( const TDesC& aApplicationId, |
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499 const TDesC& aBrandId, |
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500 TLanguage aLanguageId, |
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501 CBSSession* aSession, |
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502 TInt aReserved ) |
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503 { |
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504 TRACE( T_LIT( "CBSServer::BrandUpdatedL begin aAppid[%S],aBrandId[%S]"),&aApplicationId, &aBrandId ); |
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505 TInt sessionCount = iSessions.Count(); |
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506 for( TInt i = 0; i < sessionCount; i++ ) |
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507 { |
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508 if( iSessions[i] == aSession ) |
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509 { |
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510 // we don't want to report the querying session itself |
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511 continue; |
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512 } |
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513 iSessions[i]->BrandUpdatedL( aApplicationId, |
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514 aBrandId, |
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515 aLanguageId, |
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516 aReserved ); |
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517 } |
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518 TRACE( T_LIT( "CBSServer::BrandUpdatedL end") ); |
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519 } |
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520 |
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521 |
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522 |
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523 // --------------------------------------------------------------------------- |
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524 // CBSServer::DisplaySessionInfoL display the info for each open session, |
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525 // except for the one that called this method |
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526 // --------------------------------------------------------------------------- |
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527 // |
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528 void CBSServer::DisplaySessionInfoL( CBSSession* aSession, TInt aErrorCode ) |
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529 { |
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530 TRACE( T_LIT( "CBSServer::DisplaySessionInfoL() begin aSession[%d], aErrorCode[%d]"),aSession,aErrorCode ); |
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531 |
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532 User::LeaveIfNull( aSession ); |
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533 // some constants |
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534 const TInt KStringLength = 512; |
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535 const TInt KNumberLength = 16; |
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536 _LIT( KMessage0,"Operation failed.Errorcode:"); |
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537 _LIT( KMessage1," Info on open sessions [ProcessFileName|ThreadId|ProcessId|Caption]:"); |
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538 _LIT( KBracketOpen, " ["); |
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539 _LIT( KBracketClose, "]"); |
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540 _LIT( KSeparator, "|"); |
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541 |
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542 |
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543 HBufC* outputString = HBufC::NewLC( KStringLength ); |
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544 TPtr outputStringPtr( outputString->Des() ); |
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545 |
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546 TBuf<KNumberLength> number; |
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547 number.Num( aErrorCode ); |
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548 |
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549 //make sure the string is long enough |
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550 TInt newLength = outputString->Length() + |
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551 KMessage0().Length() + |
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552 number.Length() + |
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553 KMessage1().Length(); |
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554 |
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555 //reallocate if necessary |
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556 if ( outputStringPtr.MaxLength() < newLength ) |
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557 { |
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558 CleanupStack::Pop( outputString ); |
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559 outputString = outputString->ReAllocL( newLength ); |
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560 outputStringPtr.Set( outputString->Des() ); |
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561 CleanupStack::PushL( outputString ); |
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562 } |
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563 |
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564 outputStringPtr.Append( KMessage0 ); |
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565 outputStringPtr.Append( number ); |
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566 outputStringPtr.Append( KMessage1 ); |
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567 |
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568 |
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569 TInt count = iSessions.Count(); |
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570 TRACE( T_LIT( "CBSServer::DisplaySessionInfoL() numberSessions=%d"),count ); |
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571 CBSSession* currentSession; |
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572 for( TInt i = 0; i < count; i++ ) |
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573 { |
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574 currentSession = iSessions[i]; |
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575 TRACE( T_LIT( "CBSServer::DisplaySessionInfoL() iteration=%d session=%d"),i,currentSession ); |
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576 if ( currentSession |
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577 && currentSession->InfoAvailable() |
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578 && currentSession != aSession ) |
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579 { |
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580 TBuf<KNumberLength> threadIdStr; |
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581 TThreadId threadId; |
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582 if ( KErrNone == currentSession->ThreadId( threadId ) ) |
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583 { |
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584 threadIdStr.NumUC( threadId.Id(), EDecimal ); |
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585 } |
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586 TBuf<KNumberLength> processIdStr; |
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587 TProcessId processId; |
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588 if ( KErrNone == currentSession->ProcessId( processId ) ) |
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589 { |
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590 processIdStr.NumUC( processId.Id(), EDecimal ); |
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591 } |
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592 |
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593 //make sure the string is long enough |
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594 newLength = outputString->Length() + |
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595 KBracketOpen().Length() + |
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596 currentSession->FileName().Length() + |
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597 threadIdStr.Length() + |
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598 processIdStr.Length() + |
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599 currentSession->Caption().Length() + |
|
600 ( 3 * KSeparator().Length() ) + |
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601 KBracketClose().Length(); |
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602 |
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603 //reallocate if necessary |
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604 if ( outputStringPtr.MaxLength() < newLength ) |
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605 { |
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606 CleanupStack::Pop( outputString ); |
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607 outputString = outputString->ReAllocL( newLength ); |
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608 outputStringPtr.Set( outputString->Des() ); |
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609 CleanupStack::PushL( outputString ); |
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610 } |
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611 |
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612 outputStringPtr.Append( KBracketOpen ); |
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613 |
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614 //processfilename |
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615 outputStringPtr.Append( currentSession->FileName() ); |
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616 outputStringPtr.Append( KSeparator ); |
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617 |
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618 //threadid |
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619 outputStringPtr.Append( threadIdStr ); |
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620 outputStringPtr.Append( KSeparator ); |
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621 |
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622 //processid |
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623 outputStringPtr.Append( processIdStr ); |
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624 outputStringPtr.Append( KSeparator ); |
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625 |
|
626 //caption |
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627 outputStringPtr.Append( currentSession->Caption() ); |
|
628 |
|
629 outputStringPtr.Append( KBracketClose ); |
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630 } |
|
631 } |
|
632 |
|
633 TRACE( T_LIT( "CBSServer::DisplaySessionInfoL() string creation OK") ); |
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634 TRACE( T_LIT( "%S"), outputString ); |
|
635 CleanupStack::PopAndDestroy( outputString ); |
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636 TRACE( T_LIT( "CBSServer::DisplaySessionInfoL() end") ); |
|
637 } |
|
638 |
|
639 // ============================================================== |
|
640 // ====================== ENTRY POINT =========================== |
|
641 // ============================================================== |
|
642 GLDEF_C TInt E32Main() |
|
643 { |
|
644 TRACE( T_LIT("E32Main - enter") ); |
|
645 |
|
646 User::RenameThread( KBSServerName ); |
|
647 |
|
648 CTrapCleanup* tc = CTrapCleanup::New(); |
|
649 if( !tc ) |
|
650 { |
|
651 return KErrNoMemory; |
|
652 } |
|
653 |
|
654 TRAPD( err, CBSServer::ExecuteL() ); |
|
655 delete tc; |
|
656 |
|
657 TRACE( T_LIT("E32Main - exit: %d"), err ); |
|
658 return err; |
|
659 } |
|
660 |
|
661 |
|
662 |
|
663 // END OF FILE |
|
664 |
|
665 |