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