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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 /** |
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17 @file |
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18 @internalComponent |
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19 */ |
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20 |
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21 #include "sysmoncliserv.h" |
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22 #include "sysmonserver.h" |
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23 #include "monitor.h" |
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24 #include "sysmonservsess.h" |
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25 #include "timerlist.h" |
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26 |
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27 #include "../src/SysStartDebug.h" |
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28 |
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29 |
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30 CSysMonServer* CSysMonServer::NewLC() |
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31 { |
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32 CSysMonServer* server = new(ELeave) CSysMonServer(); |
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33 CleanupStack::PushL(server); |
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34 server->ConstructL(); |
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35 return server; |
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36 } |
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37 |
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38 |
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39 void CSysMonServer::ConstructL() |
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40 { |
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41 StartL(KSysMonServerName); |
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42 } |
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43 |
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44 |
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45 CSysMonServer::CSysMonServer() |
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46 :CServer2(EPriorityHigh), |
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47 iShutDownInProgress(EFalse), |
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48 iMonitors(CMonitor::iOffset), |
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49 iIter(iMonitors) |
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50 { |
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51 } |
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52 |
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53 |
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54 CSysMonServer::~CSysMonServer() |
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55 { |
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56 CancelAllMonitors(); |
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57 delete iTimerList; |
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58 } |
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59 |
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60 TBool CSysMonServer::ShutDownInProgress() const |
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61 { |
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62 return iShutDownInProgress; |
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63 } |
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64 |
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65 void CSysMonServer::CancelAllMonitors() |
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66 { |
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67 iShutDownInProgress = ETrue; |
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68 |
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69 iIter.SetToFirst(); |
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70 CMonitor *monitor = NULL; |
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71 while (iIter++ != NULL) |
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72 { |
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73 monitor = iIter; |
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74 iMonitors.Remove(*monitor); // removing each of the monitors from the list |
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75 delete monitor; // delete will also cancel monitoring |
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76 } |
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77 } |
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78 |
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79 |
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80 /* |
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81 Call CSysMonServer::AddMonitorL to add monitor to the linked list. |
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82 Also calls SetActive() on aMonitor. |
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83 */ |
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84 void CSysMonServer::AddAndStartMonitorL(CMonitor* aMonitor) |
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85 { |
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86 iIter.SetToFirst(); |
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87 |
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88 TProcessId id = aMonitor->ProcessId(); |
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89 CMonitor *monitor = NULL; |
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90 while ((monitor = iIter++) != NULL) |
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91 { |
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92 if (monitor->ProcessId() == id) // check if the process is already been monitored |
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93 { |
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94 DEBUGPRINT1(_L("This process is already been monitored.")); |
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95 User::Leave(KErrAlreadyExists); |
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96 } |
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97 } |
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98 |
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99 aMonitor->Start(); // activate the monitoring |
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100 |
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101 iMonitors.AddFirst(*aMonitor); |
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102 CleanupStack::Pop(aMonitor); |
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103 |
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104 DEBUGPRINT2(_L("Monitor inserted into SysMon server. ProcessId=%Lu"), id.Id()); |
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105 } |
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106 |
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107 |
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108 void CSysMonServer::CancelMonitor(const TProcessId& aProcessId) |
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109 { |
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110 iIter.SetToFirst(); |
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111 CMonitor *monitor = NULL; |
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112 while ((monitor = iIter++) != NULL) |
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113 { |
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114 if (monitor->ProcessId() == aProcessId) // find the process in the list |
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115 { |
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116 break; |
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117 } |
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118 } |
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119 |
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120 if (monitor == NULL) |
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121 { |
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122 return; |
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123 } |
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124 |
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125 iMonitors.Remove(*monitor);// remove the monitor from the list. |
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126 delete monitor; // delete will also cancel monitoring |
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127 } |
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128 |
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129 CTimerList& CSysMonServer::TimerListL() |
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130 { |
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131 if (iTimerList == NULL) |
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132 { |
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133 iTimerList = CTimerList::NewL(EPriorityLow); |
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134 } |
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135 |
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136 return *iTimerList; |
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137 } |
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138 |
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139 |
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140 CSession2* CSysMonServer::NewSessionL(const TVersion& /*aVersion*/, const RMessage2& /*aMessage*/) const |
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141 { |
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142 return CSysMonSession::NewL(); |
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143 } |
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144 |
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145 |
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146 static void RunServerL() |
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147 // |
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148 // Perform all server initialisation, in particular creation of the |
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149 // scheduler and server and then run the scheduler |
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150 // |
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151 { |
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152 DEBUGPRINT1(_L("SysMon: Going to run server")); |
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153 |
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154 User::SetCritical(User::ESystemCritical); |
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155 |
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156 // create and install the active scheduler we need |
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157 CActiveScheduler* s = new(ELeave) CActiveScheduler; |
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158 CleanupStack::PushL(s); |
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159 CActiveScheduler::Install(s); |
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160 |
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161 DEBUGPRINT1(_L("SysMon: Creating Server...")); |
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162 // create the server (leave it on the cleanup stack) |
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163 CSysMonServer::NewLC(); |
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164 |
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165 DEBUGPRINT1(_L("Doing Rendezvous...")); |
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166 // Initialisation complete, now signal the client |
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167 RProcess::Rendezvous(KErrNone); |
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168 |
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169 DEBUGPRINT1(_L("SysMon: Starting Scheduler...")); |
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170 // Ready to run |
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171 CActiveScheduler::Start(); |
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172 |
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173 // Cleanup the server and scheduler |
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174 CleanupStack::PopAndDestroy(2, s); |
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175 } |
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176 |
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177 TInt E32Main() |
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178 // |
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179 // Server process entry-point |
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180 // |
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181 { |
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182 __UHEAP_MARK; |
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183 |
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184 CTrapCleanup* cleanup=CTrapCleanup::New(); |
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185 TInt r = KErrNoMemory; |
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186 if (cleanup) |
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187 { |
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188 TRAP(r,RunServerL()); |
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189 delete cleanup; |
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190 } |
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191 |
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192 __UHEAP_MARKEND; |
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193 return r; |
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194 } |