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1 /* |
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2 * Copyright (c) 2006, 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: This class reads and writes the file content. |
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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 #include "dpsfile.h" |
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20 #include "dpsdefs.h" |
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21 #include "dpsconst.h" |
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22 |
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23 #ifdef _DEBUG |
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24 # define IF_DEBUG(t) {RDebug::t;} |
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25 #else |
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26 # define IF_DEBUG(t) |
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27 #endif |
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28 |
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29 |
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30 // -------------------------------------------------------------------------- |
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31 // |
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32 // -------------------------------------------------------------------------- |
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33 // |
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34 CDpsFile* CDpsFile::NewL() |
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35 { |
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36 IF_DEBUG(Print(_L("CDpsFile::NewL"))); |
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37 CDpsFile* self = new (ELeave) CDpsFile(); |
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38 CleanupStack::PushL(self); |
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39 self->ConstructL(); |
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40 CleanupStack::Pop(); |
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41 return self; |
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42 } |
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43 |
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44 // -------------------------------------------------------------------------- |
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45 // |
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46 // -------------------------------------------------------------------------- |
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47 // |
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48 void CDpsFile::ConstructL() |
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49 { |
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50 IF_DEBUG(Print(_L(">>>CDpsFile::ConstructL"))); |
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51 User::LeaveIfError(iFs.Connect()); |
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52 IF_DEBUG(Print(_L("<<<CDpsFile::ConstructL"))); |
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53 } |
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54 |
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55 // -------------------------------------------------------------------------- |
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56 // |
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57 // -------------------------------------------------------------------------- |
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58 // |
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59 CDpsFile::~CDpsFile() |
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60 { |
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61 IF_DEBUG(Print(_L(">>>CDpsFile::~"))); |
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62 iFs.Close(); |
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63 IF_DEBUG(Print(_L("<<<CDpsFile::~"))); |
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64 } |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 // --------------------------------------------------------------------------- |
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69 // |
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70 TInt CDpsFile::CreateScriptFile(const TDesC& aFileName, const TDesC8& aScript, |
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71 const TInt aFileSize) |
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72 { |
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73 IF_DEBUG(Print(_L(">>>CDpsFile::CreateScriptFile size %d"), aFileSize)); |
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74 RFile file; |
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75 TInt err = file.Replace(iFs, aFileName, EFileShareExclusive); |
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76 IF_DEBUG(Print(_L("---the error is %d"), err)); |
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77 if (err != KErrNone) |
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78 { |
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79 return err; |
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80 } |
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81 |
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82 TInt fileSize = aScript.Size(); |
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83 if (!fileSize) |
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84 { |
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85 err = file.Write(_L8(""), 0); |
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86 } |
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87 else if ( fileSize <= aFileSize) |
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88 { |
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89 err = file.Write(aScript, fileSize); |
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90 } |
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91 else |
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92 { |
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93 err = file.Write(aScript, aFileSize); |
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94 } |
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95 |
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96 file.Close(); |
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97 IF_DEBUG(Print(_L("<<<CDpsFile::CreateScriptFile %d"), err)); |
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98 return err; |
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99 } |
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100 |
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101 // --------------------------------------------------------------------------- |
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102 // |
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103 // --------------------------------------------------------------------------- |
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104 // |
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105 void CDpsFile::GetContentL(const TDesC& aFileName, TDes8& aScript) |
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106 { |
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107 IF_DEBUG(Print(_L(">>>CDpsFile::GetContent %S"), &aFileName)); |
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108 RFile file; |
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109 CleanupClosePushL(file); |
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110 User::LeaveIfError(file.Open(iFs, aFileName, EFileRead)); |
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111 User::LeaveIfError(file.Read(aScript)); |
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112 CleanupStack::PopAndDestroy(); |
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113 IF_DEBUG(Print(_L("<<<CDpsFile::GetContent"))); |
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114 } |
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115 |
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116 // --------------------------------------------------------------------------- |
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117 // |
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118 // --------------------------------------------------------------------------- |
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119 // |
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120 void CDpsFile::FileSizeL(const TDesC& aFileName, TInt& aSize) |
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121 { |
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122 IF_DEBUG(Print(_L(">>>CDpsFile::FileSize %S"), &aFileName)); |
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123 RFile file; |
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124 CleanupClosePushL(file); |
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125 User::LeaveIfError(file.Open(iFs, aFileName, EFileRead)); |
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126 User::LeaveIfError(file.Size(aSize)); |
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127 CleanupStack::PopAndDestroy(); |
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128 IF_DEBUG(Print(_L("<<<CDpsFile::FileSize %d"), aSize)); |
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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 // --------------------------------------------------------------------------- |
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134 // |
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135 TInt CDpsFile::Delete(const TDesC& aFileName) |
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136 { |
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137 IF_DEBUG(Print(_L("CDpsFile::Delete"))); |
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138 return iFs.Delete(aFileName); |
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139 } |