1 /* |
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2 * Copyright (c) 2005-2009 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: |
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15 * Implementation of CPluginMgr |
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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 /** |
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21 @file |
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22 */ |
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23 |
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24 #include "authserver_impl.h" |
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25 #include <authserver/authpatchdata.h> |
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26 #include <u32hal.h> |
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27 #include <e32svr.h> |
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28 using namespace AuthServer; |
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29 |
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30 TLinearOrder<CAuthPluginInterface> CPluginMgr::SPluginOrder(PluginCompare); |
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31 |
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32 TInt CPluginMgr::PluginCompare(const CAuthPluginInterface& aLhs, |
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33 const CAuthPluginInterface& aRhs) |
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34 { |
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35 return aLhs.Id() - aRhs.Id(); |
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36 } |
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37 |
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38 TInt CPluginMgr::FindById(const TPluginId* aId, |
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39 const CAuthPluginInterface& aRhs) |
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40 { |
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41 return *aId - aRhs.Id(); |
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42 } |
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43 |
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44 |
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45 CPluginMgr* CPluginMgr::NewLC() |
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46 { |
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47 CPluginMgr* me = new (ELeave) CPluginMgr(); |
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48 CleanupStack::PushL(me); |
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49 me->ConstructL(); |
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50 return me; |
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51 } |
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52 |
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53 CPluginMgr* CPluginMgr::NewL() |
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54 { |
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55 CPluginMgr* me = CPluginMgr::NewLC(); |
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56 CleanupStack::Pop(me); |
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57 return me; |
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58 } |
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59 |
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60 CPluginMgr::~CPluginMgr() |
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61 { |
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62 ReleasePlugins(); |
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63 ReleaseImplInfo(); |
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64 } |
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65 |
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66 |
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67 void CPluginMgr::ConstructL() |
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68 { |
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69 BuildAuthPluginsListL(); |
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70 } |
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71 |
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72 CAuthPluginInterface* CPluginMgr::PluginL(const TPluginId& aId) |
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73 { |
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74 TInt idx = iPlugins.FindInOrder<>(aId, CPluginMgr::FindById); |
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75 CAuthPluginInterface* plugin = 0; |
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76 if (idx == KErrNotFound) |
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77 { |
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78 plugin = CreatePluginImplementationL(aId); |
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79 iPlugins.InsertInOrder(plugin, SPluginOrder); |
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80 } |
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81 else |
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82 { |
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83 plugin = iPlugins[idx]; |
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84 } |
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85 |
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86 return plugin; |
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87 } |
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88 |
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89 CAuthPluginInterface* CPluginMgr::ImplementationL(TInt aIndex) |
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90 { |
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91 if( aIndex < 0 || aIndex > iPlugins.Count()-1 ) |
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92 { |
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93 User::Leave(KErrArgument); |
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94 } |
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95 return iPlugins[aIndex]; |
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96 } |
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97 |
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98 const RImplInfoPtrArray& CPluginMgr::ImplementationsL() |
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99 { |
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100 if (iImplArray.Count() == 0) |
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101 { |
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102 //To load plugins from sources other than ROM the patch |
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103 // data KEnablePostMarketAuthenticationPlugins must be set to True. |
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104 TUint32 enablePostMarketPlugin = KEnablePostMarketAuthenticationPlugins; |
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105 |
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106 #ifdef __WINS__ |
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107 |
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108 // Default SymbianOS behavior is to only load auth plugins from ROM. |
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109 enablePostMarketPlugin = 0; |
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110 |
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111 // For the emulator allow the constant to be patched via epoc.ini |
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112 UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalIntProperty, |
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113 (TAny*)"KEnablePostMarketAuthenticationPlugins", &enablePostMarketPlugin); // read emulator property (if present) |
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114 |
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115 #endif |
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116 |
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117 if(enablePostMarketPlugin == 0) |
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118 { |
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119 TEComResolverParams resolverParams; |
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120 REComSession::ListImplementationsL(KCAuthPluginInterfaceUid, |
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121 resolverParams, |
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122 KRomOnlyResolverUid, |
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123 iImplArray); |
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124 |
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125 } |
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126 |
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127 else |
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128 { |
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129 REComSession::ListImplementationsL(KCAuthPluginInterfaceUid, iImplArray); |
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130 } |
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131 } |
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132 return iImplArray; |
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133 } |
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134 |
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135 void CPluginMgr::ReleasePlugins() |
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136 { |
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137 TInt i = iPlugins.Count(); |
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138 while (i) |
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139 { |
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140 delete iPlugins[--i]; |
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141 } |
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142 |
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143 i = iPluginDtorUids.Count(); |
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144 |
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145 while(i) |
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146 { |
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147 REComSession::DestroyedImplementation(iPluginDtorUids[--i]); |
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148 } |
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149 iPlugins.Reset(); |
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150 iPluginDtorUids.Reset(); |
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151 } |
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152 |
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153 void CPluginMgr::ForgetIdentityL(TIdentityId aId) |
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154 { |
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155 ImplementationsL(); |
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156 |
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157 TInt i = iImplArray.Count(); |
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158 while (i) |
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159 { |
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160 PluginL(iImplArray[--i]->ImplementationUid().iUid)->Forget(aId); |
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161 } |
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162 } |
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163 |
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164 void CPluginMgr::ReleaseImplInfo() |
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165 { |
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166 TInt i = iImplArray.Count(); |
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167 while (i) |
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168 { |
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169 delete iImplArray[--i]; |
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170 } |
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171 |
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172 iImplArray.Reset(); |
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173 } |
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174 |
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175 void CPluginMgr::BuildAuthPluginsListL() |
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176 { |
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177 ReleasePlugins(); |
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178 ReleaseImplInfo(); |
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179 |
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180 ImplementationsL(); |
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181 CAuthPluginInterface* plugin = 0; |
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182 for( TInt count=0; count < iImplArray.Count(); ++count) |
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183 { |
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184 plugin = CreatePluginImplementationL(iImplArray[count]->ImplementationUid().iUid); |
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185 |
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186 CleanupStack::PushL(plugin); |
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187 User::LeaveIfError(iPlugins.InsertInOrder(plugin, SPluginOrder)); |
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188 CleanupStack::Pop(plugin); |
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189 } |
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190 } |
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191 |
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192 CAuthPluginInterface* CPluginMgr::CreatePluginImplementationL(const TPluginId &aId) |
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193 { |
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194 TEComResolverParams resolverParams; |
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195 TBufC8<16> pluginIdTxt; |
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196 pluginIdTxt.Des().Format(_L8("%x"), aId); |
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197 pluginIdTxt.Des().UpperCase(); |
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198 resolverParams.SetDataType(pluginIdTxt); |
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199 |
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200 //To load plugins from sources other than ROM the patch |
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201 // data KEnablePostMarketAuthenticationPlugins must be set to True. |
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202 TUint32 enablePostMarketPlugin = KEnablePostMarketAuthenticationPlugins; |
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203 |
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204 #ifdef __WINS__ |
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205 |
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206 // Default SymbianOS behavior is to only load auth plugins from ROM. |
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207 enablePostMarketPlugin = 0; |
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208 |
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209 // For the emulator allow the constant to be patched via epoc.ini |
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210 UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalIntProperty, |
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211 (TAny*)"KEnablePostMarketAuthenticationPlugins", &enablePostMarketPlugin); // read emulator property (if present) |
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212 |
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213 #endif |
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214 |
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215 TAny* plugin = 0; |
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216 TInt err = 0; |
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217 TUid dtor_ID_Key = TUid::Null(); |
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218 if(enablePostMarketPlugin == 0) |
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219 { |
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220 TRAP(err, plugin = |
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221 REComSession::CreateImplementationL(KCAuthPluginInterfaceUid, |
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222 dtor_ID_Key, |
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223 resolverParams, |
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224 KRomOnlyResolverUid)); |
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225 } |
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226 |
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227 else |
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228 { |
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229 TRAP(err, plugin = |
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230 REComSession::CreateImplementationL(KCAuthPluginInterfaceUid, |
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231 dtor_ID_Key, |
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232 resolverParams)); |
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233 } |
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234 |
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235 if (err == KErrNotFound) |
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236 { |
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237 err = KErrAuthServNoSuchPlugin; |
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238 } |
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239 |
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240 //Add key to plugin destructor keys list . |
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241 TInt err2 = iPluginDtorUids.Append(dtor_ID_Key); |
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242 |
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243 if(KErrNoMemory == err2) |
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244 { |
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245 CAuthPluginInterface* authPlugin = reinterpret_cast<CAuthPluginInterface*>(plugin); |
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246 delete authPlugin; |
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247 REComSession::DestroyedImplementation(dtor_ID_Key); |
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248 User::LeaveNoMemory(); |
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249 } |
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250 User::LeaveIfError(err); |
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251 |
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252 return reinterpret_cast<CAuthPluginInterface*>(plugin); |
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253 } |
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254 |
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