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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: |
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15 * |
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16 */ |
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17 using System; |
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18 using System.IO; |
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19 using System.Text; |
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20 using System.Collections.Generic; |
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21 using SymbianUtils; |
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22 using SymbianStructuresLib.Arm; |
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23 using SymbianStructuresLib.Arm.Instructions; |
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24 using SymbianStructuresLib.Debug.Common.FileName; |
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25 using SymbianStructuresLib.CodeSegments; |
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26 |
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27 namespace SymbianStructuresLib.Debug.Code |
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28 { |
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29 public class CodeCollectionList : IEnumerable<CodeCollection> |
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30 { |
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31 #region Constructors |
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32 public CodeCollectionList() |
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33 { |
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34 } |
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35 #endregion |
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36 |
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37 #region API |
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38 public void Clear() |
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39 { |
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40 lock ( iCollections ) |
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41 { |
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42 iCollections.Clear(); |
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43 } |
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44 } |
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45 |
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46 public void Add( CodeCollection aCollection ) |
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47 { |
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48 lock ( iCollections ) |
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49 { |
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50 if ( !Contains( aCollection ) ) |
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51 { |
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52 aCollection.ParentList = this; |
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53 iCollections.Add( aCollection ); |
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54 } |
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55 else |
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56 { |
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57 throw new ArgumentException( string.Format( "Collection \'{0}\' already exists", aCollection.FileName.FileNameInHost ) ); |
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58 } |
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59 } |
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60 } |
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61 |
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62 public void Remove( CodeCollection aCollection ) |
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63 { |
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64 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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65 { |
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66 return collection.Equals( aCollection ); |
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67 }; |
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68 // |
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69 lock ( iCollections ) |
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70 { |
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71 iCollections.RemoveAll( predicate ); |
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72 } |
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73 } |
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74 |
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75 public void RemoveUntagged() |
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76 { |
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77 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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78 { |
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79 return collection.Tagged == false; |
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80 }; |
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81 // |
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82 lock ( iCollections ) |
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83 { |
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84 iCollections.RemoveAll( predicate ); |
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85 } |
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86 } |
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87 |
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88 public bool Contains( uint aAddress ) |
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89 { |
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90 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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91 { |
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92 return collection.Contains( aAddress ); |
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93 }; |
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94 // |
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95 bool ret = false; |
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96 // |
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97 lock ( iCollections ) |
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98 { |
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99 CodeCollection found = iCollections.Find( predicate ); |
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100 if ( found != null ) |
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101 { |
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102 // Implement last-access optimisation |
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103 MakeHeadOfMRU( found ); |
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104 ret = true; |
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105 } |
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106 } |
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107 // |
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108 return ret; |
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109 } |
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110 |
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111 public bool Contains( CodeCollection aCollection ) |
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112 { |
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113 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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114 { |
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115 return collection.Equals( aCollection ); |
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116 }; |
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117 // |
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118 bool ret = false; |
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119 // |
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120 lock ( iCollections ) |
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121 { |
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122 ret = iCollections.Find( predicate ) != null; |
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123 } |
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124 // |
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125 return ret; |
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126 } |
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127 |
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128 public bool GetInstructions( uint aAddress, TArmInstructionSet aInstructionSet, int aCount, out IArmInstruction[] aInstructions ) |
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129 { |
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130 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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131 { |
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132 return collection.Contains( aAddress ); |
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133 }; |
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134 // |
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135 bool ret = false; |
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136 // |
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137 lock ( iCollections ) |
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138 { |
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139 CodeCollection found = iCollections.Find( predicate ); |
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140 if ( found != null ) |
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141 { |
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142 // Implement last-access optimisation |
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143 ret = found.GetInstructions( aAddress, aInstructionSet, aCount, out aInstructions ); |
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144 } |
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145 else |
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146 { |
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147 aInstructions = new IArmInstruction[ 0 ]; |
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148 } |
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149 } |
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150 // |
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151 return ret; |
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152 } |
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153 #endregion |
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154 |
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155 #region Properties |
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156 public int Count |
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157 { |
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158 get |
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159 { |
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160 lock ( iCollections ) |
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161 { |
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162 return iCollections.Count; |
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163 } |
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164 } |
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165 } |
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166 |
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167 public bool IsEmpty |
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168 { |
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169 get { return Count == 0; } |
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170 } |
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171 |
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172 public bool Tagged |
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173 { |
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174 set |
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175 { |
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176 lock ( this ) |
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177 { |
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178 Action<CodeCollection> action = delegate( CodeCollection collection ) |
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179 { |
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180 collection.Tagged = value; |
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181 }; |
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182 iCollections.ForEach( action ); |
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183 } |
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184 } |
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185 } |
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186 |
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187 public object Tag |
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188 { |
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189 get { return iTag; } |
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190 set |
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191 { |
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192 iTag = value; |
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193 } |
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194 } |
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195 |
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196 public CodeCollection this[ int aIndex ] |
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197 { |
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198 get |
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199 { |
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200 lock ( iCollections ) |
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201 { |
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202 return iCollections[ aIndex ]; |
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203 } |
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204 } |
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205 } |
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206 |
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207 public CodeCollection this[ PlatformFileName aFileName ] |
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208 { |
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209 get |
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210 { |
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211 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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212 { |
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213 bool same = collection.FileName.Equals( aFileName ); |
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214 return same; |
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215 }; |
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216 // |
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217 CodeCollection ret = null; |
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218 // |
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219 lock ( iCollections ) |
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220 { |
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221 ret = iCollections.Find( predicate ); |
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222 } |
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223 // |
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224 return ret; |
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225 } |
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226 } |
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227 |
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228 public CodeCollection this[ CodeSegDefinition aCodeSegment ] |
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229 { |
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230 get |
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231 { |
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232 Predicate<CodeCollection> predicate = delegate( CodeCollection collection ) |
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233 { |
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234 bool same = collection.IsMatchingCodeSegment( aCodeSegment ); |
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235 return same; |
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236 }; |
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237 // |
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238 CodeCollection ret = null; |
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239 // |
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240 lock ( iCollections ) |
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241 { |
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242 ret = iCollections.Find( predicate ); |
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243 } |
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244 // |
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245 return ret; |
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246 } |
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247 } |
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248 #endregion |
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249 |
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250 #region From IEnumerable<CodeCollection> |
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251 IEnumerator<CodeCollection> IEnumerable<CodeCollection>.GetEnumerator() |
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252 { |
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253 foreach ( CodeCollection col in iCollections ) |
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254 { |
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255 yield return col; |
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256 } |
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257 } |
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258 |
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259 System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() |
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260 { |
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261 foreach ( CodeCollection col in iCollections ) |
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262 { |
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263 yield return col; |
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264 } |
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265 } |
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266 #endregion |
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267 |
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268 #region Internal methods |
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269 private void MakeHeadOfMRU( CodeCollection aCollection ) |
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270 { |
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271 lock ( iCollections ) |
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272 { |
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273 // Implement last-access optimisation |
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274 int pos = iCollections.IndexOf( aCollection ); |
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275 iCollections.RemoveAt( pos ); |
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276 iCollections.Insert( 0, aCollection ); |
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277 } |
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278 } |
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279 #endregion |
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280 |
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281 #region Data members |
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282 private object iTag = null; |
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283 private List<CodeCollection> iCollections = new List<CodeCollection>(); |
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284 #endregion |
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285 } |
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286 } |