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1 /* |
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2 * Copyright (c) 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 "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: Methods for initializing and closing component. |
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15 * |
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16 */ |
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17 // XML Engine |
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18 #include <libxml2_globals.h> |
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19 #include <xmlengxestd.h> |
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20 |
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21 // XML Sec |
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22 #include "xmlsec_crypto.h" |
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23 #include "xmlsec_error_flag.h" |
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24 #include "xmlsecwerrors.h" |
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25 #include "xmlsecwinit.h" |
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26 #include "xmlsecwglobalstate.h" |
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27 #include "xmlsecwkeymanager.h" |
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28 |
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29 #include "xmlsecwinternalutils.h" |
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30 |
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31 // --------------------------------------------------------------------------- |
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32 // Get global state for dll |
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33 // --------------------------------------------------------------------------- |
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34 // |
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35 XmlSecGlobalState* XmlSecGetTls() |
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36 { |
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37 return STATIC_CAST(XmlSecGlobalState*, Dll::Tls()); |
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38 } |
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39 |
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40 // --------------------------------------------------------------------------- |
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41 // Set global state for dll |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 XmlSecGlobalState* XmlSecSetTlsL() |
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45 { |
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46 XmlSecGlobalState* gs = new(ELeave) XmlSecGlobalState; |
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47 gs->iKeyManager = NULL; |
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48 gs->iUserCount = 0; |
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49 TInt error = Dll::SetTls(gs); |
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50 if(error) |
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51 { |
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52 delete gs; |
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53 User::Leave(error); |
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54 } |
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55 return gs; |
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56 } |
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57 |
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58 // --------------------------------------------------------------------------- |
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59 // UnSet global state for dll |
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60 // --------------------------------------------------------------------------- |
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61 // |
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62 void XmlSecUnsetTlsD( void* aGlobalState ) |
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63 { |
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64 delete aGlobalState; |
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65 Dll::SetTls( NULL ); |
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66 } |
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67 |
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68 // --------------------------------------------------------------------------- |
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69 // Initialize wrapper |
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70 // --------------------------------------------------------------------------- |
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71 // |
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72 EXPORT_C void XmlSecInitializeL() |
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73 { |
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74 /* Init libxml and libxslt libraries */ |
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75 XmlSecGlobalState* gs = XmlSecGetTls(); |
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76 if(!gs) |
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77 { |
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78 gs = XmlSecSetTlsL(); |
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79 } |
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80 if(gs->iUserCount == 0) |
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81 { |
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82 CleanupStack::PushL( TCleanupItem( XmlSecUnsetTlsD, gs ) ); |
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83 XmlEngineAttachL(); |
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84 |
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85 RXmlEngDOMImplementation dom; |
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86 dom.OpenL(); |
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87 gs->iDOMImpl = &dom; |
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88 xmlLoadExtDtdDefaultValue = XML_DETECT_IDS | XML_COMPLETE_ATTRS; |
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89 xmlSubstituteEntitiesDefault(1); |
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90 |
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91 // Init xmlsec library |
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92 if(xmlSecInit() < 0) |
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93 { |
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94 User::Leave(KErrInit); |
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95 } |
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96 // Check loaded library version |
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97 if(xmlSecCheckVersion() != 1) |
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98 { |
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99 User::Leave(KErrInit); |
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100 } |
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101 // Init crypto library |
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102 if(xmlSecCryptoAppInit(NULL) < 0) |
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103 { |
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104 User::Leave(KErrInit); |
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105 } |
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106 // Init xmlsec-crypto library |
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107 if(xmlSecCryptoInit() < 0) |
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108 { |
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109 User::Leave(KErrInit); |
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110 } |
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111 //initialization completed |
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112 CleanupStack::Pop( gs ); //gs will be destroyed during cleanup of xmlsec |
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113 } |
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114 gs->iUserCount++; |
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115 } |
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116 |
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117 // --------------------------------------------------------------------------- |
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118 // Cleanup wrapper |
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119 // --------------------------------------------------------------------------- |
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120 // |
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121 EXPORT_C void XmlSecCleanup(TAny* globalState) |
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122 { |
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123 XmlSecGlobalState* gs = NULL; |
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124 if(globalState) |
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125 { |
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126 gs = reinterpret_cast<XmlSecGlobalState*>(globalState); |
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127 } |
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128 else |
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129 { |
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130 gs = XmlSecGetTls(); |
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131 } |
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132 if(!gs) |
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133 { |
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134 return; |
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135 } |
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136 gs->iUserCount--; |
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137 if(gs->iUserCount > 0) |
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138 { |
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139 return; |
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140 } |
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141 // Shutdown xmlsec-crypto library |
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142 xmlSecCryptoShutdown(); |
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143 |
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144 // Shutdown crypto library |
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145 xmlSecCryptoAppShutdown(); |
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146 |
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147 // Shutdown xmlsec library |
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148 xmlSecShutdown(); |
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149 |
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150 #ifndef XMLSEC_NO_XSLT |
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151 xsltCleanupGlobals(); |
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152 #endif /* XMLSEC_NO_XSLT */ |
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153 gs->iDOMImpl->Close(); |
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154 XmlEngineCleanup(); |
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155 if(gs->iKeyManager) |
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156 { |
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157 delete gs->iKeyManager; |
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158 } |
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159 delete gs; |
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160 Dll::SetTls(NULL); |
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161 xmlSecResetErrorFlag(); |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // Initialize wrapper |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 EXPORT_C void XmlSecPushL() |
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169 { |
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170 XmlSecInitializeL(); |
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171 CleanupStack::PushL(TCleanupItem(XmlSecCleanup, NULL)); |
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172 } |
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173 |
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174 // --------------------------------------------------------------------------- |
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175 // Cleanup wrapper |
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176 // --------------------------------------------------------------------------- |
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177 // |
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178 EXPORT_C void XmlSecPopAndDestroy() |
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179 { |
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180 CleanupStack::PopAndDestroy(); |
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181 } |
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182 |