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1 /* |
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2 * Copyright (c) 2004-2008 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 using System; |
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19 using System.IO; |
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20 using System.Collections.Generic; |
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21 using System.Text; |
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22 using System.Text.RegularExpressions; |
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23 using SymbianStructuresLib.Debug.Symbols; |
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24 using SymbianSymbolLib.SourceManagement.Source; |
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25 using SymbianSymbolLib.SourceManagement.Provisioning; |
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26 using SymbianUtils; |
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27 using SymbianUtils.FileTypes; |
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28 using SymbianUtils.Tracer; |
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29 |
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30 namespace SLPluginMap.Reader.RVCT |
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31 { |
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32 internal class RVCTMapFileReader : MapReader |
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33 { |
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34 #region Delegates & events |
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35 #endregion |
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36 |
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37 #region Constructors |
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38 public RVCTMapFileReader( SymSource aSource, ITracer aTracer ) |
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39 : base( aSource, aTracer ) |
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40 { |
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41 iSymbolParser = new RVCTSymbolCreator( this, base.Collection ); |
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42 } |
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43 #endregion |
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44 |
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45 #region API |
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46 #endregion |
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47 |
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48 #region Properties |
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49 #endregion |
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50 |
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51 #region From AsyncTextReaderBase |
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52 protected override void HandleFilteredLine( string aLine ) |
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53 { |
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54 if ( aLine == "Global Symbols" ) |
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55 { |
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56 iState = TState.EInGlobalRegion; |
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57 } |
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58 else if ( aLine == "Local Symbols" ) |
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59 { |
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60 iState = TState.EInLocalRegion; |
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61 } |
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62 else |
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63 { |
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64 switch( iState ) |
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65 { |
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66 case TState.EInUnknownRegion: |
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67 break; |
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68 case TState.EInLocalRegion: |
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69 ParseLineRegionLocal( aLine ); |
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70 break; |
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71 case TState.EInGlobalRegion: |
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72 ParseLineRegionGlobal( aLine ); |
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73 break; |
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74 case TState.EComplete: |
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75 System.Diagnostics.Debug.Assert(false); |
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76 break; |
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77 } |
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78 } |
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79 } |
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80 #endregion |
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81 |
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82 #region Local & global (high level) line handlers |
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83 private void ParseLineRegionLocal( string aLine ) |
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84 { |
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85 } |
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86 |
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87 private void ParseLineRegionGlobal( string aLine ) |
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88 { |
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89 switch( iStateGlobal ) |
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90 { |
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91 case TGlobalState.EWaitingForImage_ER_RO_Base: |
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92 ParseGlobalBaseAddress( aLine ); |
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93 break; |
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94 case TGlobalState.EProcessingSymbols: |
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95 ParseGlobalSymbol( aLine ); |
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96 break; |
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97 default: |
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98 break; |
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99 } |
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100 } |
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101 #endregion |
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102 |
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103 #region Global section line parse methods |
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104 private void ParseGlobalBaseAddress( string aLine ) |
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105 { |
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106 Match m = KGlobalBaseAddressRegEx.Match( aLine ); |
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107 if ( m.Success ) |
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108 { |
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109 string value = m.Groups[ 1 ].Value; |
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110 base.GlobalBaseAddress = uint.Parse( value, System.Globalization.NumberStyles.HexNumber ); |
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111 iStateGlobal = TGlobalState.EProcessingSymbols; |
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112 } |
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113 } |
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114 |
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115 private void ParseGlobalSymbol( string aLine ) |
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116 { |
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117 try |
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118 { |
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119 Symbol sym = iSymbolParser.Parse( aLine ); |
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120 if ( sym != null ) |
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121 { |
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122 base.ReportSymbol( sym ); |
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123 } |
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124 } |
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125 catch( Exception ) |
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126 { |
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127 } |
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128 } |
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129 #endregion |
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130 |
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131 #region Internal enumerations |
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132 private enum TState |
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133 { |
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134 EInUnknownRegion = 0, |
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135 EInLocalRegion, |
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136 EInGlobalRegion, |
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137 EComplete |
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138 } |
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139 |
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140 private enum TGlobalState |
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141 { |
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142 EWaitingForImage_ER_RO_Base = 0, |
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143 EProcessingSymbols |
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144 } |
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145 #endregion |
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146 |
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147 #region Internal constants |
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148 private readonly static Regex KGlobalBaseAddressRegEx = new Regex( |
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149 "\\s*Image\\$\\$ER_RO\\$\\$Base\\s+0x([A-Fa-f0-9]{8})\\s"+ |
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150 "+Number", |
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151 RegexOptions.CultureInvariant |
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152 | RegexOptions.Compiled |
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153 ); |
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154 #endregion |
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155 |
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156 #region Data members |
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157 private TState iState = TState.EInUnknownRegion; |
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158 private TGlobalState iStateGlobal = TGlobalState.EWaitingForImage_ER_RO_Base; |
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159 private readonly RVCTSymbolCreator iSymbolParser; |
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160 #endregion |
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161 } |
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162 } |