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