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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: Declaration of the class DAnalyzeToolChannel |
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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 #ifndef __ANALYZETOOLCHANNEL_H__ |
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20 #define __ANALYZETOOLCHANNEL_H__ |
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21 |
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22 // INCLUDES |
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23 #include <analyzetool/analyzetool.h> |
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24 #include <kernel/kernel.h> |
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25 #ifdef __WINSCW__ |
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26 #include <memmodel/emul/win32/memmodel.h> |
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27 #endif // __WINSCW__ |
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28 |
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29 // FORWARD DECLARATIONS |
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30 class DAnalyzeToolEventHandler; |
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31 |
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32 // CLASS DECLARATION |
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33 |
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34 /** |
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35 * The implementation of the abstract base class for a logical channel. |
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36 */ |
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37 class DAnalyzeToolChannel : public DLogicalChannel |
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38 { |
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39 public: |
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40 |
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41 /** |
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42 * C++ default constructor. |
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43 */ |
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44 DAnalyzeToolChannel(); |
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45 |
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46 /** |
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47 * Destructor. |
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48 */ |
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49 ~DAnalyzeToolChannel(); |
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50 |
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51 protected: // from DLogicalChannel |
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52 |
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53 /** |
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54 * Creates the logical channel. |
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55 * @param aUnit A unit of the device. |
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56 * @param anInfo A pointer to an explicit 8-bit descriptor containing |
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57 extra information for the physical device |
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58 * @param aVer The required version of the logical device |
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59 * @return TInt Returns KErrNone, if successful |
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60 otherwise one of the other system-wide error codes |
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61 */ |
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62 virtual TInt DoCreate( TInt aUnit, |
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63 const TDesC8* anInfo, |
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64 const TVersion &aVer ); |
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65 |
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66 /** |
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67 * Handles a client request. |
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68 * @param aFunction The requested function. |
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69 * @param a1 A 32-bit value passed to the kernel-side. Its meaning |
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70 depends on the device driver requirements |
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71 * @param a2 A 32-bit value passed to the kernel-side. Its meaning |
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72 depends on the device driver requirements |
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73 * @return TInt Returns KErrNone, if successful |
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74 otherwise one of the other system-wide error codes |
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75 */ |
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76 virtual TInt DoControl( TInt aFunction, TAny* a1, TAny* a2, TThreadMessage& aMessage ); |
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77 |
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78 /** |
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79 * Processes a message for this logical channel. |
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80 * This function is called in the context of a DFC thread. |
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81 * @param aMsg The message to process. |
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82 */ |
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83 virtual void HandleMsg( TMessageBase* aMsg ); |
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84 |
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85 /** |
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86 * Handles a client asynchronous request. |
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87 * @param aFunction The requested function. |
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88 * @param aStatus Pointer to client TRequestStatus. |
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89 * @param a1 A 32-bit value passed to the kernel-side. Its meaning |
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90 depends on the device driver requirements |
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91 * @param a2 A 32-bit value passed to the kernel-side. Its meaning |
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92 depends on the device driver requirements |
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93 * @param aMessage Reference to received thread message. |
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94 * @return TInt Returns KErrNone, if successful |
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95 otherwise one of the other system-wide error codes |
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96 */ |
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97 virtual TInt DoRequest( TInt aFunction, |
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98 TRequestStatus* aStatus, |
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99 TAny* a1, |
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100 TAny* a2, |
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101 TThreadMessage& aMessage ); |
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102 |
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103 /** |
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104 * Cancels outstanding asynchronous request. |
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105 */ |
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106 virtual void DoCancel(); |
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107 |
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108 private: |
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109 |
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110 /** |
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111 * Acquires current process information |
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112 * @param aProcessInfo Pointer to the TProcessIdentityParams object. |
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113 * @return TInt Returns KErrNone, if successful |
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114 otherwise one of the other system-wide error codes |
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115 */ |
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116 TInt GetProcessInfo( TAny* aProcessInfo, TThreadMessage& aMessage ); |
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117 |
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118 /** |
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119 * Acquires codeseg information. |
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120 * @param aCodesegInfo Pointer to the TCodesegInfo object. |
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121 * @return TInt Returns KErrNone, if successful |
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122 otherwise one of the other system-wide error codes |
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123 */ |
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124 TInt GetCodesegInfo( TAny* aCodesegInfo, TThreadMessage& aMessage ); |
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125 |
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126 /** |
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127 * Acquires library information. |
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128 * @param aLibraryInfo Pointer to the TLibraryInfo object. |
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129 * @return TInt Returns KErrNone, if successful |
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130 otherwise one of the other system-wide error codes |
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131 */ |
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132 TInt GetLibraryInfo( TAny* aLibraryInfo, TThreadMessage& aMessage ); |
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133 |
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134 /** |
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135 * Acquires information about process main thread RAllocator. |
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136 * @param aMainThreadParams Pointer to the TMainThreadParams object. |
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137 * @return TInt Returns KErrNone, if successful |
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138 otherwise one of the other system-wide error codes |
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139 */ |
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140 TInt MainThreadAllocator( TAny* aMainThreadParams, |
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141 TThreadMessage& aMessage ); |
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142 |
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143 /** |
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144 * Acquires main thread stack address. |
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145 * @param aThreadStack Pointer to the TThreadParams object. |
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146 * @return TInt Returns KErrNone, if successful |
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147 otherwise one of the other system-wide error codes |
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148 */ |
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149 TInt ThreadStack( TAny* aThreadStack, |
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150 TThreadMessage& aMessage ); |
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151 |
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152 /** |
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153 * Acquires information about process global handles. |
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154 * @param aProcessHandleInfo Pointer to the TProcessHandleInfo object. |
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155 * @return TInt Returns KErrNone, if successful |
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156 otherwise one of the other system-wide error codes |
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157 */ |
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158 TInt GetProcessHandleInfo( TAny* aProcessHandleInfo, |
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159 TThreadMessage& aMessage ); |
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160 |
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161 /** |
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162 * Acquires a process's current handle count. |
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163 * @param aProcessHandles Pointer to the TATProcessHandles object. |
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164 * @return TInt Returns KErrNone, if successful |
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165 otherwise one of the other system-wide error codes |
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166 */ |
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167 TInt GetCurrentHandleCount( TAny* aProcessHandles, |
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168 TThreadMessage& aMessage ); |
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169 |
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170 /** |
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171 * Acquires the count of current device driver users. |
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172 * @param aClientCount A reference to TInt variable |
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173 * @return TInt Returns KErrNone, if successful |
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174 * otherwise one of the other system-wide error codes |
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175 */ |
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176 TInt ClientCount( TAny* aClientCount, |
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177 TThreadMessage& aMessage ); |
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178 |
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179 /** |
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180 * Acquires memory model system uses. |
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181 * @return TInt Returns KErrNone, if successful |
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182 * otherwise one of the other system-wide error codes |
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183 */ |
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184 TInt GetMemoryModel( TAny* aMemoryModel, |
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185 TThreadMessage& aMessage ); |
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186 |
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187 #ifdef __WINSCW__ |
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188 /** |
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189 * Gets module dependencies |
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190 * @param aModule Module handle |
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191 */ |
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192 void GetModuleDependencies( HMODULE aModule ); |
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193 #endif // __WINSCW__ |
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194 |
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195 private: //Member variables |
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196 |
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197 /* Handler which receives kernel events */ |
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198 DAnalyzeToolEventHandler* iEventHandler; |
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199 |
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200 #ifdef __WINSCW__ |
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201 /* Code segment array */ |
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202 RArray<TCodesegInfo> iCodeSeg; |
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203 #endif // __WINSCW__ |
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204 |
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205 /* A DFC queue for communication */ |
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206 TDynamicDfcQue* iOwnDfcQ; |
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207 |
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208 }; |
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209 |
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210 #endif // #ifndef __ANALYZETOOLCHANNEL_H__ |
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211 |
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212 // End of File |