1 /* |
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2 * Copyright (c) 2005-2006 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: Stream for storing firmware update package |
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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 // INCLUDE FILES |
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21 #include <centralrepository.h> |
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22 #include "fotadiskstoragePrivateCRKeys.h" |
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23 #include "fotaengstream.h" |
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24 #include "fotaengine.h" |
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25 #include "fotaenginedebug.h" |
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26 |
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27 // ======================= MEMBER FUNCTIONS ================================== |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // RFotaWriteStream::RFotaWriteStream() |
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31 // --------------------------------------------------------------------------- |
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32 RFotaWriteStream::RFotaWriteStream() : RWriteStream (), iWriteLimit(0) |
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33 { |
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34 iFotaEngineSession = 0; |
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35 iBuf.iMyWriteStream = this; |
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36 } |
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37 |
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38 // --------------------------------------------------------------------------- |
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39 // RFotaWriteStream::OpenL() |
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40 // Opens stream |
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41 // --------------------------------------------------------------------------- |
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42 TInt RFotaWriteStream::OpenL(const TInt /*aPkgId*/) |
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43 { |
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44 FLOG(_L( "[RFotaEngineSession] RFotaWriteStream::OpenL() >>" ) ); |
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45 |
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46 // Get write limit |
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47 TInt writelimit( KDefaultWriteLimit ); |
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48 CRepository* centrep( NULL); |
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49 TRAPD( err, centrep = CRepository::NewL( KCRUidFotaDiskStorage ) ); |
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50 if(err) FLOG(_L(" writelimit not defined in centrep") ); |
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51 if ( centrep ) |
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52 { |
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53 err = centrep->Get( KFotaDiskSpaceReservationKey, writelimit ); |
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54 } |
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55 iWriteLimit = writelimit; |
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56 delete centrep; |
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57 |
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58 iBuf.ResetL(); |
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59 Attach ( &iBuf ); // set sink |
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60 |
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61 FLOG(_L( "[RFotaEngineSession] RFotaWriteStream::OpenL() <<" ) ); |
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62 return 0; |
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63 } |
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64 |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // TDP2StreamBuf::Reset() |
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68 // Redefine write area. |
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69 // --------------------------------------------------------------------------- |
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70 void TDP2StreamBuf::ResetL() |
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71 { |
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72 FLOG(_L("TDP2StreamBuf::ResetL() >>" )); |
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73 // Define write area (chunk) |
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74 TArea a (EWrite) ; |
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75 //TInt limitedwritearea(-1); |
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76 TInt chunksize = iMyWriteStream->iFotaEngineSession->iChunk.Size(); |
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77 // TInt writelimit = iMyWriteStream->iWriteLimit; |
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78 /* 08-nov-06 flexible mem handling overrides this |
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79 // If writelimit is being exceeded, raise error |
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80 if ( iBytesWritten > writelimit ) |
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81 { |
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82 User::Leave ( KErrOverflow ); |
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83 } |
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84 */ |
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85 /* 08-nov-06 flexible mem handling overrides this |
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86 // Ensure that we cant go beyond write limit |
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87 if ( (iSentChunks+1) * chunksize > writelimit ) |
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88 { |
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89 limitedwritearea = writelimit - iBytesWritten; |
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90 |
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91 // 0-size writearea would crash writestream base classes |
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92 if ( limitedwritearea == 0 ) |
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93 { |
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94 limitedwritearea += 1; |
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95 } |
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96 } |
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97 */ |
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98 |
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99 // Define write area |
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100 TUint8* p1 = iMyWriteStream->iFotaEngineSession->iChunk.Base(); |
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101 TUint8* p2; |
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102 p2 = p1 + chunksize; |
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103 |
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104 /* // dead code |
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105 if ( limitedwritearea == -1 ) |
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106 { |
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107 p2 = p1 + chunksize; |
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108 } |
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109 else |
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110 { |
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111 p2 = p1 + limitedwritearea; |
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112 } |
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113 */ |
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114 SetBuf (a,p1 , p2 ); |
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115 FLOG(_L("TDP2StreamBuf::ResetL() <<" )); |
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116 } |
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117 |
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118 // --------------------------------------------------------------------------- |
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119 // TDP2StreamBuf::DoRelease() |
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120 // Stream is released. This is called when data has been comitted to stream. |
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121 // --------------------------------------------------------------------------- |
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122 void TDP2StreamBuf::DoRelease() |
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123 { |
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124 FLOG(_L("TDP2StreamBuf::DoRelease() >>" )); |
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125 TRAPD(err, OverflowL() ); |
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126 if ( err ) FLOG(_L(" DoRelease overflow err %d"),err); |
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127 this->iMyWriteStream->iFotaEngineSession->ReleaseChunkHandle(); |
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128 FLOG(_L("TDP2StreamBuf::DoRelease() <<" )); |
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129 } |
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130 |
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131 |
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132 // --------------------------------------------------------------------------- |
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133 // TDP2StreamBuf::TDP2StreamBuf() |
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134 // --------------------------------------------------------------------------- |
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135 TDP2StreamBuf::TDP2StreamBuf() : iBytesWritten(0), iSentChunks(0) |
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136 ,iMyWriteStream(0) |
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137 { |
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138 } |
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139 |
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140 |
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141 // --------------------------------------------------------------------------- |
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142 // TDP2StreamBuf::UnderflowL(TInt aMaxLength) |
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143 // --------------------------------------------------------------------------- |
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144 TInt TDP2StreamBuf::UnderflowL(TInt aMaxLength) |
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145 { |
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146 FLOG(_L("TDP2StreamBuf::UnderflowL %d"), aMaxLength ); |
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147 return KErrNone; |
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148 } |
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149 |
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150 |
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151 // --------------------------------------------------------------------------- |
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152 // TDP2StreamBuf::OverflowL() |
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153 // Send buffer data to server. Reset buffer. |
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154 // --------------------------------------------------------------------------- |
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155 void TDP2StreamBuf::OverflowL() |
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156 { |
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157 FLOG(_L("TDP2StreamBuf::OverflowL >>") ); |
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158 // Send pointers to data to server. Then reset. |
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159 TUint8* p1 = iMyWriteStream->iFotaEngineSession->iChunk.Base(); |
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160 TUint8* p2 = Ptr(EWrite); // start point of |
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161 // write area |
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162 FLOG(_L("TDP2StreamBuf::OverflowL ptrs 0x%x 0x%x"),p1,p2 ); |
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163 TPtr8 data(p1, p2-p1, p2-p1 ); |
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164 iBytesWritten += p2-p1; |
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165 if ( p2-p1 >0 ) |
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166 { |
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167 iMyWriteStream->iFotaEngineSession->SendChunkL(p1,p2); |
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168 iSentChunks++; |
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169 } |
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170 ResetL(); |
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171 FLOG(_L("TDP2StreamBuf::OverflowL <<") ); |
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172 } |
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173 |
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174 // End of file |
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