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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Symbian Foundation License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // csesuresessionbase.cpp |
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15 // |
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16 // |
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17 |
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18 #include "csecureserverbase.h" |
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19 #include "cshutdowntimer.h" |
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20 #include <e32debug.h> |
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21 /// Lbs |
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22 #include "lbsdevloggermacros.h" |
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23 |
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24 /** |
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25 Create a new session, called from CPolicyServer |
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26 |
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27 @param aVersion TVersion reference |
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28 @param aMessage RMessage2 object reference |
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29 @return CSession2 based object pointer |
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30 @internalTechnology |
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31 @released |
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32 */ |
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33 CSession2* CSecureServerBase::NewSessionL(const TVersion &aVersion, const RMessage2& aMessage) const |
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34 { |
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35 TVersion v = GetServerVersion(); |
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36 if(!User::QueryVersionSupported(v, aVersion)) |
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37 { |
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38 User::Leave(KErrNotSupported); |
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39 } |
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40 CSession2* session = DoNewSessionL(aVersion, aMessage); |
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41 return session; |
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42 } |
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43 |
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44 /** |
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45 destrcutor, cancel if any outstanding request of shutdown timer and release it. |
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46 |
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47 @internalTechnology |
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48 @released |
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49 */ |
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50 CSecureServerBase::~CSecureServerBase() |
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51 { |
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52 LBSLOG(ELogP1,"->CSecureServerBase::~CSecureServerBase"); |
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53 if(iShutdownTimer) |
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54 { |
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55 if(iShutdownTimer->IsActive()) |
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56 iShutdownTimer->Cancel(); |
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57 } |
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58 delete iShutdownTimer; |
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59 iShutdownTimer = NULL; |
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60 LBSLOG(ELogP1,"->CSecureServerBase::~CSecureServerBase"); |
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61 } |
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62 |
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63 /** |
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64 Create shut down timer |
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65 |
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66 @internalTechnology |
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67 @released |
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68 */ |
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69 void CSecureServerBase::BaseConstructL(TBool aShutdownTimerRequired) |
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70 { |
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71 LBSLOG(ELogP1,"->CSecureServerBase::BaseConstructL"); |
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72 iBaseConstructCalled = ETrue; |
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73 if(aShutdownTimerRequired) |
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74 { |
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75 iShutdownTimer = new (ELeave) CShutdownTimer(); |
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76 iShutdownTimer->ConstructL(); |
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77 } |
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78 LBSLOG(ELogP1,"<-CSecureServerBase::BaseConstructL"); |
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79 } |
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80 |
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81 /** |
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82 constructor, create server base with specified priority and policy, default shut down time delay |
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83 |
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84 @param aPriority Defined server priority |
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85 @param aSecurityPolicy A TPolicy object reference, to define server security policy |
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86 @internalTechnology |
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87 @released |
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88 */ |
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89 CSecureServerBase::CSecureServerBase(TInt aPriority, const TPolicy& aSecurityPolicy) : CPolicyServer(aPriority, aSecurityPolicy), |
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90 iShutdownDelay(KDefaultShutdownDelay) |
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91 { |
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92 // nothing to do? |
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93 } |
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94 |
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95 /** |
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96 Increase the session count by 1 |
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97 The function is called whenever a new session is created, cancel the current outstanding request of shutdown timer |
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98 |
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99 @internalTechnology |
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100 @released |
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101 */ |
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102 void CSecureServerBase::IncSession() |
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103 { |
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104 LBSLOG(ELogP1,"->CSecureServerBase::IncSession"); |
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105 __ASSERT_ALWAYS(iBaseConstructCalled, PanicServer(EBaseConstructNotCalled)); |
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106 ++iSessionCount; |
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107 if(iShutdownTimer) |
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108 { |
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109 iShutdownTimer->Cancel(); |
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110 } |
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111 LBSLOG(ELogP1,"<-CSecureServerBase::IncSession"); |
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112 } |
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113 |
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114 /** |
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115 Decrease the session count by 1 |
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116 The function is called whenever a new session is released, start shutdown timer with current shut down timer delay |
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117 |
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118 @internalTechnology |
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119 @released |
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120 */ |
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121 void CSecureServerBase::DecSession() |
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122 { |
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123 LBSLOG(ELogP1,"->CSecureServerBase::DecSession"); |
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124 |
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125 __ASSERT_ALWAYS(iBaseConstructCalled, PanicServer(EBaseConstructNotCalled)); |
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126 --iSessionCount; |
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127 if(iSessionCount > 0) |
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128 return; // bail out early |
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129 // ~CSecureSessionBase calls this, but it can be called after |
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130 // ~CSecureServerBase(!) e.g. a forced shutdown of the server with clients still connected |
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131 // so we need to guard this. |
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132 if(iShutdownTimer) |
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133 { |
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134 iShutdownTimer->Start(iShutdownDelay); // otherwise start the shutdown timer. |
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135 } |
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136 LBSLOG(ELogP1,"<-CSecureServerBase::DecSession"); |
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137 } |
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138 |
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139 /** |
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140 Return the session count |
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141 |
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142 @return Session count |
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143 @internalTechnology |
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144 @released |
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145 */ |
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146 TInt CSecureServerBase::GetSessionCount() const |
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147 { |
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148 __ASSERT_ALWAYS(iBaseConstructCalled, PanicServer(EBaseConstructNotCalled)); |
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149 return iSessionCount; |
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150 } |
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151 |
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152 /** |
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153 Get the current shut down delay |
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154 |
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155 @return Shut down time delay |
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156 @internalTechnology |
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157 @released |
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158 */ |
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159 TTimeIntervalMicroSeconds32 CSecureServerBase::GetShutdownDelay() const |
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160 { |
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161 __ASSERT_ALWAYS(iBaseConstructCalled, PanicServer(EBaseConstructNotCalled)); |
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162 return iShutdownDelay; |
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163 } |
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164 |
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165 /** |
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166 Set shut down delay |
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167 |
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168 @param aDelay Shut down time delay |
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169 @internalTechnology |
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170 @released |
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171 */ |
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172 void CSecureServerBase::SetShutdownDelay(const TTimeIntervalMicroSeconds32 aDelay) |
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173 { |
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174 __ASSERT_ALWAYS(iBaseConstructCalled, PanicServer(EBaseConstructNotCalled)); |
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175 iShutdownDelay = aDelay; |
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176 } |
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177 |
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178 /** |
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179 Panic the server with specified panic reason code |
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180 |
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181 @param aPanicCode Panic reason code |
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182 @internalTechnology |
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183 @released |
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184 */ |
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185 void CSecureServerBase::PanicServer(TInt aPanicCode) const |
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186 { |
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187 _LIT(KSecureServerBase, "SecureServerBase"); |
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188 User::Panic(KSecureServerBase, aPanicCode); |
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189 } |