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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 |
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18 #include "MemSpyDriverDevice.h" |
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19 |
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20 // System includes |
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21 #include <memspy/driver/memspydriverconstants.h> |
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22 |
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23 // User includes |
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24 #include "MemSpyDriverUtils.h" |
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25 #include "MemSpyDriverOSAdaption.h" |
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26 #include "MemSpyDriverEventMonitor.h" |
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27 #include "MemSpyDriverLogicalChannel.h" |
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28 #include "MemSpyDriverSuspensionManager.h" |
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29 #include "MemSpyDriverInspectedProcessManager.h" |
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30 |
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31 |
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32 |
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33 DMemSpyDriverDevice::DMemSpyDriverDevice() |
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34 { |
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35 iVersion = KMemSpyDriverVersion(); |
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36 } |
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37 |
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38 |
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39 DMemSpyDriverDevice::~DMemSpyDriverDevice() |
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40 { |
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41 TRACE( Kern::Printf("DMemSpyDriverDevice::~DMemSpyDriverDevice() - START")); |
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42 |
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43 Cleanup(); |
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44 |
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45 TRACE( Kern::Printf("DMemSpyDriverDevice::~DMemSpyDriverDevice() - END")); |
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46 } |
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47 |
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48 |
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49 TInt DMemSpyDriverDevice::Install() |
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50 { |
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51 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - START")); |
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52 TInt error = KErrNone; |
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53 // |
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54 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - creating event monitor...")); |
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55 iEventMonitor = new DMemSpyEventMonitor(); |
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56 // |
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57 if ( iEventMonitor != NULL ) |
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58 { |
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59 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - constructing event monitor...")); |
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60 error = iEventMonitor->Create( this ); |
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61 // |
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62 if ( error == KErrNone ) |
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63 { |
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64 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - starting event monitor...")); |
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65 error = iEventMonitor->Start(); |
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66 // |
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67 if ( error == KErrNone ) |
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68 { |
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69 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - creating process manager...")); |
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70 iProcessManager = new DMemSpyInspectedProcessManager(); |
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71 // |
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72 if ( iProcessManager != NULL ) |
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73 { |
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74 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - constructing process manager...")); |
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75 error = iProcessManager->Create( this ); |
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76 // |
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77 if ( error == KErrNone ) |
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78 { |
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79 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - creating process manager...")); |
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80 iSuspensionManager = new DMemSpySuspensionManager( *this ); |
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81 // |
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82 if ( iSuspensionManager != NULL ) |
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83 { |
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84 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - constructing process manager...")); |
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85 error = iSuspensionManager->Construct(); |
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86 // |
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87 if ( error == KErrNone ) |
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88 { |
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89 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - creating os adaption...")); |
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90 iOSAdaption = new DMemSpyDriverOSAdaption( *this ); |
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91 // |
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92 if ( iOSAdaption != NULL ) |
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93 { |
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94 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - constructing os adaption...")); |
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95 error = iOSAdaption->Construct(); |
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96 // |
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97 if ( error == KErrNone ) |
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98 { |
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99 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - setting name...")); |
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100 error = SetName( &KMemSpyDriverDeviceName ); |
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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 } |
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106 } |
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107 } |
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108 } |
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109 } |
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110 |
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111 // Handle errors |
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112 if ( error != KErrNone ) |
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113 { |
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114 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - error: %d", error )); |
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115 if ( iProcessManager ) |
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116 { |
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117 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - closing PM" )); |
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118 iProcessManager->Close( NULL ); |
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119 iProcessManager = NULL; |
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120 } |
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121 if ( iEventMonitor ) |
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122 { |
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123 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - stopping EM" )); |
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124 iEventMonitor->Stop(); |
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125 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - closing EM" )); |
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126 iEventMonitor->Close(); |
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127 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - deleting EM" )); |
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128 iEventMonitor = NULL; |
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129 } |
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130 if ( iSuspensionManager ) |
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131 { |
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132 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - deleting SM" )); |
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133 delete iSuspensionManager; |
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134 iSuspensionManager = NULL; |
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135 } |
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136 } |
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137 // |
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138 TRACE( Kern::Printf("DMemSpyDriverDevice::Install() - END - error: %d", error )); |
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139 return error; |
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140 } |
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141 |
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142 |
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143 void DMemSpyDriverDevice::GetCaps( TDes8& /*aDes*/ ) const |
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144 { |
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145 } |
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146 |
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147 |
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148 TInt DMemSpyDriverDevice::Create( DLogicalChannelBase*& aChannel ) |
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149 { |
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150 TRACE( Kern::Printf("DMemSpyDriverDevice::Create() - START")); |
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151 TInt r = KErrNoMemory; |
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152 // |
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153 aChannel = new DMemSpyDriverLogicalChannel; |
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154 // |
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155 if ( aChannel ) |
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156 { |
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157 if ( iProcessManager == NULL && iEventMonitor == NULL && iSuspensionManager == NULL ) |
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158 { |
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159 TRACE( Kern::Printf("DMemSpyDriverDevice::Create() - need to re-create objects, calling Install()")); |
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160 r = Install(); |
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161 TRACE( Kern::Printf("DMemSpyDriverDevice::Create() - called Install()")); |
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162 } |
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163 else |
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164 { |
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165 r = KErrNone; |
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166 } |
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167 } |
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168 // |
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169 TRACE( Kern::Printf("DMemSpyDriverDevice::Create() - END - r: %d", r )); |
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170 return r; |
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171 } |
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172 |
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173 |
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174 void DMemSpyDriverDevice::Cleanup() |
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175 { |
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176 |
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177 NKern::ThreadEnterCS(); |
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178 if ( iProcessManager ) |
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179 { |
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180 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - destroying process manager...")); |
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181 iProcessManager->Close( NULL ); |
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182 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - process manager destroyed")); |
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183 iProcessManager = NULL; |
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184 } |
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185 |
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186 if ( iEventMonitor ) |
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187 { |
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188 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - destroying event monitor...")); |
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189 iEventMonitor->Stop(); |
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190 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - stopped event monitor...")); |
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191 iEventMonitor->Close(); |
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192 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - closed event monitor...")); |
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193 iEventMonitor = NULL; |
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194 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - event monitor destroyed")); |
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195 } |
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196 |
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197 if ( iSuspensionManager ) |
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198 { |
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199 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - destroying suspension manager...")); |
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200 delete iSuspensionManager; |
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201 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - suspension manager destroyed")); |
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202 iSuspensionManager = NULL; |
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203 } |
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204 |
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205 if ( iOSAdaption ) |
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206 { |
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207 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - destroying os adaption...")); |
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208 delete iOSAdaption; |
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209 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - suspension os adaption destroyed")); |
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210 iOSAdaption = NULL; |
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211 } |
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212 |
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213 NKern::ThreadLeaveCS(); |
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214 |
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215 TRACE( Kern::Printf("DMemSpyDriverDevice::Cleanup() - END")); |
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216 } |
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217 |
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218 |
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219 |
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220 |