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1 /* |
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2 * Copyright (c) 2002-2007 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: |
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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 |
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20 |
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21 |
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22 |
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23 |
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24 |
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25 |
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26 |
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27 |
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28 |
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29 #include "senchunk.h" |
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30 #include "sendebug.h" // internal Utils\inc - filelogging MACROs |
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31 #include "senlogger.h" |
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32 |
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33 const TInt KSenChunkFourByteAlignment = 4; |
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34 |
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35 EXPORT_C CSenChunk* CSenChunk::NewL(const TDesC& aChunkName) |
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36 { |
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37 CSenChunk* pOperation = NewLC(aChunkName); |
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38 CleanupStack::Pop(); |
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39 return pOperation; |
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40 } |
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41 |
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42 EXPORT_C CSenChunk* CSenChunk::NewLC(const TDesC& aChunkName) |
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43 { |
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44 CSenChunk* pOperation = new (ELeave) CSenChunk; |
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45 CleanupStack::PushL(pOperation); |
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46 pOperation->ConstructL(aChunkName); |
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47 return pOperation; |
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48 } |
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49 |
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50 void CSenChunk::ConstructL(const TDesC& aChunkName) |
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51 { |
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52 if (aChunkName.Length() > 0) |
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53 { |
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54 ipChunkName = aChunkName.AllocL(); |
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55 } |
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56 else |
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57 { |
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58 ipChunkName = NULL; |
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59 } |
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60 } |
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61 |
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62 EXPORT_C CSenChunk::CSenChunk() : |
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63 ipChunkName(NULL) |
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64 { |
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65 } |
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66 |
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67 EXPORT_C CSenChunk::~CSenChunk() |
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68 { |
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69 CloseChunk(); |
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70 delete ipChunkName; |
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71 } |
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72 |
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73 EXPORT_C RChunk& CSenChunk::Chunk() |
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74 { |
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75 return iChunk; |
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76 } |
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77 |
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78 EXPORT_C TPtrC CSenChunk::ChunkName() const |
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79 { |
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80 if(ipChunkName) |
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81 { |
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82 return *ipChunkName; |
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83 } |
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84 else |
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85 { |
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86 return KNullDesC(); |
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87 } |
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88 } |
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89 |
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90 EXPORT_C TBool CSenChunk::operator==(const CSenChunk& a) |
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91 { |
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92 return (this==&a); |
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93 } |
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94 |
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95 EXPORT_C TInt CSenChunk::CreateChunk() |
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96 { |
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97 TInt retVal(KErrNone); |
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98 #ifdef EKA2 |
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99 // Create protected global chunk in EKA2 |
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100 // (Global chunk will be protected chunk when chunk name length is zero) |
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101 retVal = iChunk.CreateGlobal(KNullDesC, KSenMinRChunkSize, KSenMaxRChunkSize); |
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102 #else // EKA1 |
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103 // Create named global chunk in EKA1 |
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104 retVal = iChunk.CreateGlobal(*ipChunkName, KSenMinRChunkSize, KSenMaxRChunkSize); |
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105 #ifdef _SENDEBUG |
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106 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("- RChunk.CreateGlobal('%S', %d, %d) returned: %d"), |
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107 ipChunkName, |
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108 KSenMinRChunkSize, |
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109 KSenMinRChunkSize, |
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110 retVal)); |
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111 #endif // _SENDEBUG |
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112 #endif // EKA2/EKA1 |
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113 if (retVal == KErrNone) |
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114 { |
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115 TUint8* heapPtr = iChunk.Base(); |
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116 // Create header in the beginning of the chunk |
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117 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("CSenChunk::CreateChunk KHeaderOffset size: (%d)"), KHeaderOffset)); |
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118 new (heapPtr+KHeaderOffset) TChunkHeader; |
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119 TChunkHeader& header = ChunkHeader(); |
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120 header.SetDescriptorCount(0); |
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121 header.SetMessageType(MSenMessage::EMessageBase); |
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122 header.SetMessageDirection(MSenMessage::EOutbound); |
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123 header.SetPropertiesType(MSenProperties::ENotInUse); |
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124 header.SetDoInitBeforeSending(EFalse); |
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125 header.SetTransactionId(0); |
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126 header.SetPendingTransactionId(0); |
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127 } |
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128 return retVal; |
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129 } |
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130 |
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131 EXPORT_C TInt CSenChunk::OpenChunk() |
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132 { |
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133 TInt retVal(KErrNone); |
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134 #ifdef EKA2 |
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135 retVal = KErrNotSupported; |
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136 #else // EKA1 |
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137 // Open named global chunk in EKA1 |
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138 retVal = iChunk.OpenGlobal(*ipChunkName, EFalse); |
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139 #ifdef _SENDEBUG |
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140 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("- RChunk.OpenGlobal() returned %d"), retVal)); |
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141 #endif // _SENDEBUG |
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142 #endif // EKA2/EKA1 |
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143 return retVal; |
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144 } |
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145 |
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146 EXPORT_C TInt CSenChunk::OpenChunkFromRMsgL(const RMessage2& aMessage, TInt aIndex) |
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147 { |
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148 TInt retVal(KErrNone); |
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149 #ifdef EKA2 // // EKA2 |
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150 retVal = iChunk.Open(aMessage, aIndex, EOwnerProcess); |
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151 #else // EKA1 |
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152 HBufC* pChunkName = HBufC::NewLC(KMaxName); |
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153 TPtr chunkname = pChunkName->Des(); |
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154 TInt leaveCode(KErrNone); |
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155 TRAP(leaveCode, retVal = aMessage.Read(aIndex, chunkname); ) |
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156 |
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157 if(retVal==KErrNone && leaveCode != KErrNone) |
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158 { |
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159 #ifdef _SENDEBUG |
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160 TLSLOG_FORMAT((KSenUtilsLogChannel, KMinLogLevel, _L8("- aMessage.Read(aIndex, chunkname) leaved: %d"), leaveCode )); |
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161 #endif // _SENDEBUG |
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162 retVal = leaveCode; |
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163 } |
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164 |
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165 ipChunkName = chunkname.AllocL(); |
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166 CleanupStack::PopAndDestroy(pChunkName); |
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167 |
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168 #ifdef _SENDEBUG |
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169 if (ipChunkName->Length() > 0 ) |
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170 { |
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171 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("- RChunk name from RMessage2: '%S'"), ipChunkName )); |
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172 } |
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173 #endif // _SENDEBUG |
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174 |
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175 if(retVal==KErrNone) |
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176 { |
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177 retVal = iChunk.OpenGlobal(*ipChunkName, EFalse); |
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178 #ifdef _SENDEBUG |
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179 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("- RChunk.OpenGlobal() returned %d"), retVal)); |
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180 #endif // _SENDEBUG |
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181 } |
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182 #endif // EKA2/EKA1 |
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183 return retVal; |
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184 } |
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185 |
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186 EXPORT_C TInt CSenChunk::OpenChunkFromHandleNumberL(TInt aHandleOrError) |
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187 { |
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188 TInt retVal(KErrNone); |
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189 #ifdef EKA2 // // EKA2 |
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190 retVal = iChunk.SetReturnedHandle(aHandleOrError); |
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191 #else // EKA1 |
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192 iChunk.SetHandle(aHandleOrError); |
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193 #endif // EKA2/EKA1 |
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194 return retVal; |
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195 } |
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196 |
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197 EXPORT_C void CSenChunk::CloseChunk() |
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198 { |
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199 #ifdef _SENDEBUG |
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200 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("CSenChunk::CloseChunk - handle: %d"), iChunk.Handle())); |
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201 #endif // _SENDEBUG |
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202 |
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203 THandleInfo chunkInfo; |
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204 iChunk.HandleInfo(&chunkInfo); |
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205 #ifdef _SENDEBUG |
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206 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("- Before Close(): TChunkInfo: numOpenInThread: %d, numOpenInProcess: %d, numProcesses: %d"), |
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207 chunkInfo.iNumOpenInThread, |
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208 chunkInfo.iNumOpenInProcess, |
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209 chunkInfo.iNumProcesses)); |
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210 #endif // _SENDEBUG |
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211 |
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212 iChunk.Close(); |
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213 } |
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214 |
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215 EXPORT_C TInt CSenChunk::AdjustChunk(TInt aNewSize) |
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216 { |
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217 // Ensure that at least 10064 bytes are allocated: |
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218 if(aNewSize<KSenMinRChunkSize) |
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219 { |
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220 aNewSize = KSenMinRChunkSize; |
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221 } |
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222 TInt retVal = iChunk.Adjust(aNewSize); |
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223 TLSLOG_FORMAT((KSenUtilsLogChannel, KNormalLogLevel, _L8("CSenChunk::AdjustChunk returns: (%d)"), retVal)); |
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224 return retVal; |
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225 } |
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226 |
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227 EXPORT_C TChunkHeader& CSenChunk::ChunkHeader() |
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228 { |
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229 return *reinterpret_cast<TChunkHeader*>(iChunk.Base()+KHeaderOffset); |
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230 } |
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231 |
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232 EXPORT_C TInt CSenChunk::DescToChunk(const TDesC8& aDescriptor) |
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233 { |
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234 TInt retVal(KErrNone); |
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235 |
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236 TInt size(aDescriptor.Length()+sizeof(TPtr8)+KSenChunkFourByteAlignment+KDataOffset); |
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237 |
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238 retVal = AdjustChunk(size); |
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239 |
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240 if(retVal == KErrNone) |
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241 { |
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242 TUint8* heapPtr = iChunk.Base(); |
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243 TChunkHeader& header = ChunkHeader(); |
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244 header.SetDescriptorCount(1); |
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245 heapPtr += KDataOffset; |
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246 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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247 // Place a new descriptor in the chunk to initialize it |
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248 new (heapPtr) TPtr8(heapPtr + sizeof(TPtr8), 0, aDescriptor.Length()); |
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249 // Set the descriptor |
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250 TPtr8* pDes = reinterpret_cast<TPtr8*>(heapPtr); |
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251 pDes->Zero(); |
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252 pDes->Append(aDescriptor); |
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253 } |
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254 return retVal; |
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255 } |
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256 EXPORT_C TInt CSenChunk::DescToChunk(const TDesC8& aDescriptor, TInt aIndex) |
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257 { |
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258 #ifdef _SENDEBUG |
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259 TLSLOG_L(KSenUtilsLogChannel,KMinLogLevel ,"CSenChunk::DescFromChunk"); |
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260 #endif // _SENDEBUG |
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261 TInt retVal(KErrNone); |
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262 |
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263 if ( iChunk.Handle() > KErrNone ) |
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264 { |
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265 TInt maxPtr = iChunk.Size(); |
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266 |
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267 TInt size(aDescriptor.Length()+sizeof(TPtr8)+(aIndex+1)*KSenChunkFourByteAlignment); |
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268 retVal = AdjustChunk(maxPtr+size); |
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269 |
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270 TChunkHeader& header = *reinterpret_cast<TChunkHeader*>(iChunk.Base() + KHeaderOffset); |
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271 |
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272 if ( aIndex <= header.DescriptorCount() ) |
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273 { |
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274 header.SetDescriptorCount(aIndex+1); |
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275 |
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276 TUint8* heapPtr = iChunk.Base(); |
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277 heapPtr += KDataOffset; |
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278 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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279 TPtr8* pDesc; |
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280 pDesc = reinterpret_cast<TPtr8*>(heapPtr); |
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281 for (TInt i=1; i < aIndex; i++) |
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282 { |
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283 heapPtr += (sizeof(TPtr8) + pDesc->MaxLength()); |
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284 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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285 pDesc = reinterpret_cast<TPtr8*>(heapPtr); |
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286 } |
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287 heapPtr += (sizeof(TPtr8) + pDesc->MaxLength()); |
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288 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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289 |
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290 // Place a new descriptor in the chunk to initialize it |
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291 new (heapPtr) TPtr8(heapPtr + sizeof(TPtr8), 0, aDescriptor.Length()); |
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292 // Set the descriptor |
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293 pDesc = reinterpret_cast<TPtr8*>(heapPtr); |
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294 pDesc->Zero(); |
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295 pDesc->Append(aDescriptor); |
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296 } |
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297 else |
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298 { |
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299 retVal = KErrNotFound; |
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300 } |
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301 } |
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302 else |
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303 { |
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304 retVal = KErrBadHandle; |
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305 #ifdef _SENDEBUG |
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306 TLSLOG_FORMAT((KSenUtilsLogChannel, KMinLogLevel, _L8("CSenChunk::DescFromChunk(chunk), RChunk.Handle(): %d is an error!"), |
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307 iChunk.Handle())); |
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308 #endif // _SENDEBUG |
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309 } |
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310 |
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311 return retVal; |
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312 } |
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313 |
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314 EXPORT_C TInt CSenChunk::AllocDescToChunk(TInt size, TPtr8*& apAllocated) |
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315 { |
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316 TInt retVal(KErrNone); |
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317 |
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318 retVal = AdjustChunk(size+KSenChunkFourByteAlignment); |
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319 |
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320 if(retVal == KErrNone) |
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321 { |
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322 TUint8* heapPtr = iChunk.Base(); |
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323 TChunkHeader& header = ChunkHeader(); |
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324 header.SetDescriptorCount(1); |
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325 heapPtr += KDataOffset; |
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326 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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327 // Place a new descriptor in the chunk to initialize it |
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328 new (heapPtr) TPtr8(heapPtr + sizeof(TPtr8), 0, size); |
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329 // Set the descriptor |
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330 apAllocated = reinterpret_cast<TPtr8*>(heapPtr); |
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331 apAllocated->Zero(); |
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332 } |
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333 return retVal; |
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334 } |
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335 |
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336 EXPORT_C TInt CSenChunk::DescsToChunk(const TDesC8& aDescriptor1, |
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337 const TDesC8& aDescriptor2) |
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338 { |
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339 TInt retVal(KErrNone); |
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340 |
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341 TInt size(KDataOffset+aDescriptor1.Length()+aDescriptor2.Length()+\ |
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342 2*sizeof(TPtr8)+2*KSenChunkFourByteAlignment); |
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343 |
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344 retVal = AdjustChunk(size); |
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345 |
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346 if(retVal == KErrNone) |
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347 { |
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348 TUint8* heapPtr = iChunk.Base(); |
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349 TChunkHeader& header = ChunkHeader(); |
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350 header.SetDescriptorCount(2); |
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351 heapPtr += KDataOffset; |
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352 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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353 // Place a new descriptor in the chunk to initialize it |
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354 new (heapPtr) TPtr8(heapPtr + sizeof(TPtr8), 0, aDescriptor1.Length()); |
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355 // Set the descriptor |
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356 TPtr8* pDes = reinterpret_cast<TPtr8*>(heapPtr); |
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357 pDes->Zero(); |
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358 pDes->Append(aDescriptor1); |
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359 |
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360 heapPtr = heapPtr + sizeof(TPtr8) + aDescriptor1.Length(); |
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361 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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362 // Place a new descriptor in the chunk to initialize it |
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363 new (heapPtr) TPtr8(heapPtr + sizeof(TPtr8), 0, aDescriptor2.Length()); |
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364 // Set the descriptor |
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365 pDes = reinterpret_cast<TPtr8*>(heapPtr); |
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366 pDes->Zero(); |
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367 pDes->Append(aDescriptor2); |
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368 } |
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369 return retVal; |
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370 |
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371 } |
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372 |
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373 EXPORT_C TInt CSenChunk::DescFromChunk(TPtrC8& aDesc, TInt aIndex) |
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374 { |
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375 #ifdef _SENDEBUG |
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376 TLSLOG_L(KSenUtilsLogChannel,KMinLogLevel ,"CSenChunk::DescFromChunk"); |
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377 #endif // _SENDEBUG |
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378 TInt retVal(KErrNone); |
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379 |
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380 if(iChunk.Handle()>KErrNone) |
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381 { |
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382 TChunkHeader& header = *reinterpret_cast<TChunkHeader*>(iChunk.Base() + KHeaderOffset); |
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383 |
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384 if (aIndex < header.DescriptorCount() && aIndex >= 0) |
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385 { |
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386 TUint8* heapPtr = iChunk.Base(); |
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387 heapPtr += KDataOffset; |
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388 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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389 TPtr8* pDesc; |
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390 pDesc = reinterpret_cast<TPtr8*>(heapPtr); |
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391 for (TInt i=1; i <= aIndex; i++) |
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392 { |
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393 heapPtr += (sizeof(TPtr8) + pDesc->MaxLength()); |
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394 heapPtr = RoundToNextDividableByFourAddress(heapPtr); |
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395 pDesc = reinterpret_cast<TPtr8*>(heapPtr); |
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396 } |
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397 const TInt length = pDesc->Length(); |
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398 const TInt maxLength = pDesc->MaxLength(); |
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399 pDesc->Set(heapPtr + sizeof(TPtr8), length, maxLength); |
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400 aDesc.Set(*pDesc); |
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401 } |
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402 else |
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403 { |
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404 retVal = KErrNotFound; |
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405 } |
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406 } |
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407 else |
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408 { |
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409 retVal = KErrBadHandle; |
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410 #ifdef _SENDEBUG |
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411 TLSLOG_FORMAT((KSenUtilsLogChannel, KMinLogLevel, _L8("CSenChunk::DescFromChunk(chunk), RChunk.Handle(): %d is an error!"), |
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412 iChunk.Handle())); |
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413 #endif // _SENDEBUG |
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414 } |
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415 |
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416 return retVal; |
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417 } |
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418 |
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419 EXPORT_C TInt CSenChunk::DescsFromChunk(TPtrC8& aDesc1, TPtrC8& aDesc2) |
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420 { |
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421 TInt retVal; |
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422 retVal = DescFromChunk(aDesc1,0); |
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423 if (retVal == KErrNone) |
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424 { |
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425 retVal = DescFromChunk(aDesc2,1); |
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426 } |
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427 return retVal; |
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428 } |
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429 |
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430 EXPORT_C void CSenChunk::ChunkToArgs(TIpcArgs& aArgs, TInt aIndex) |
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431 { |
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432 #ifdef EKA2 |
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433 aArgs.Set(aIndex, iChunk); // EKA2 |
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434 #else |
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435 aArgs.Set(aIndex, ipChunkName); // EKA1 |
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436 #endif |
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437 } |
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438 |
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439 EXPORT_C void CSenChunk::SetLogger(RFileLogger* aLog) |
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440 { |
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441 iLog = aLog; |
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442 } |
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443 |
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444 EXPORT_C RFileLogger* CSenChunk::Log() const |
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445 { |
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446 return iLog; |
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447 } |
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448 |
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449 TUint8* CSenChunk::RoundToNextDividableByFourAddress(TUint8* aValue) |
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450 { |
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451 TInt modulo = ((TUint)aValue)%KSenChunkFourByteAlignment; |
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452 if ( modulo == 0 ) |
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453 { |
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454 return aValue; |
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455 } |
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456 else |
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457 { |
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458 return aValue+(KSenChunkFourByteAlignment-modulo); |
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459 } |
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460 } |
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461 |
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462 EXPORT_C RFile& CSenChunk::RequestFileHandle() |
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463 { |
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464 return iFile; |
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465 } |
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466 |
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467 EXPORT_C void CSenChunk::RequestFileHandle(RFile& aFile) |
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468 { |
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469 iFile = aFile; |
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470 } |
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471 |
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472 |
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473 |
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474 // End of File |