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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 CLibraryEventHandler. |
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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 ANALYZETOOLEVENTHANDLER_H |
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20 #define ANALYZETOOLEVENTHANDLER_H |
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21 |
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22 // INCLUDES |
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23 #include <e32cmn.h> |
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24 #include "Codeblock.h" |
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25 #include <analyzetool/atstorageserverclnt.h> |
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26 #include <analyzetool/analyzeTool.h> |
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27 |
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28 // FORWARD DECLARATIONS |
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29 class MAnalyzeToolEventhandlerNotifier; |
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30 |
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31 // CLASS DECLARATION |
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32 |
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33 /** |
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34 * Class for receiving library load/unlaod events from the kernel |
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35 */ |
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36 class CLibraryEventHandler : public CActive |
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37 { |
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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 * @param aAnalyzeTool A reference to the <code>RAnalyzeTool</code> |
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44 which is used to observe kernel events |
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45 * @param aCodeblocks A reference to array of code segments |
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46 * @param aStorageServer A reference to the |
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47 * <code>RATStorageServer</code> which is |
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48 * used to store kernel events |
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49 * @param aProcessId A reference to the observed process id |
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50 * @param aMutex A reference to mutex to schedule access to the |
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51 * shared resources |
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52 * @param aNotifier A reference to notifier object which is used to |
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53 * inform killed threads |
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54 * @param aLogOption Current used log option on allocator. |
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55 */ |
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56 CLibraryEventHandler( RAnalyzeTool& aAnalyzeTool, |
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57 RArray<TCodeblock>& aCodeblocks, |
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58 RATStorageServer& aStorageServer, |
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59 TUint aProcessId, |
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60 RMutex& aMutex, |
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61 MAnalyzeToolEventhandlerNotifier& aNotifier, |
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62 TUint32 aLogOption ); |
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63 |
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64 /** |
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65 * Destructor. |
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66 */ |
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67 ~CLibraryEventHandler(); |
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68 |
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69 /* Start receiving events from the kernel */ |
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70 void Start(); |
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71 |
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72 /** |
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73 * Returns eventhandler's state. |
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74 * @return TBool ETrue if eventhandler is started, EFalse otherwise |
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75 */ |
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76 TBool IsStarted(); |
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77 |
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78 protected: // Functions from base classes |
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79 |
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80 /** |
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81 * Process active object's task |
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82 */ |
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83 void RunL(); |
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84 |
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85 /** |
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86 * Cancels active object's task |
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87 */ |
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88 void DoCancel(); |
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89 |
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90 private: // Member variables |
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91 |
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92 /* Handle to the analyze tool device driver*/ |
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93 RAnalyzeTool& iAnalyzeTool; |
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94 |
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95 /* A reference to codeblocks of the observed process */ |
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96 RArray<TCodeblock>& iCodeblocks; |
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97 |
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98 /* Handle to the storage server*/ |
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99 RATStorageServer& iStorageServer; |
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100 |
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101 /* The observered process id */ |
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102 TUint iProcessId; |
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103 |
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104 /* The library info */ |
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105 TLibraryEventInfo iLibraryInfo; |
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106 |
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107 /* The mutex for serializing access to the shared resources */ |
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108 RMutex& iMutex; |
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109 |
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110 /* Inform if handler is started */ |
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111 TBool iStarted; |
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112 |
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113 /* A reference to event handler notifier */ |
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114 MAnalyzeToolEventhandlerNotifier& iNotifier; |
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115 |
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116 /* Current used log option */ |
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117 TUint32 iLogOption; |
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118 }; |
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119 |
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120 #endif // ANALYZETOOLEVENTHANDLER_H |
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121 |
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122 // End of File |