--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/systemhealthmanagement/systemhealthmgr/sysmonsrc/sysmonserver.cpp Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,244 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+/**
+ @file
+ @internalComponent
+*/
+
+#include "sysmoncliserv.h"
+#include "sysmonserver.h"
+#include "monitor.h"
+#include "sysmonservsess.h"
+#include "timerlist.h"
+
+#include "shmadebug.h"
+#include "shmapanic.h"
+
+// The process which requests for cancelling all the outstanding monitors should have
+// the SSM server secure UID.
+#define KSsmSecureId 0x2000D75B
+const TInt KSecurityCheckForRequest = 0;
+
+// ------------------- Policy Server Security Setup ----------------------
+
+const TUint KRangeCount = 3;
+const TInt KRanges[KRangeCount] =
+ {
+ EMonitor, //range: EMonitor...(ECancelAllMonitors-1) inclusive
+ ECancelAllMonitors,
+ EMaxSysMonMessage
+ };
+
+/**
+ Specifies the appropriate action for each range in KRanges.
+ The nth element of KElementsIndex specifies the appropriate action for the nth range in KRanges.
+ */
+const TUint8 KElementsIndex[KRangeCount] =
+ {
+ CPolicyServer::EAlwaysPass, //Message is processed as normal; either by passing it to the ServiceL() method of a session
+ KSecurityCheckForRequest,
+ CPolicyServer::ENotSupported
+ };
+
+ /**
+ Array containing the different security checks performed by this server
+ */
+const CPolicyServer::TPolicyElement KPolicyElements[] =
+ {
+ {_INIT_SECURITY_POLICY_S0(KSsmSecureId), CPolicyServer::EFailClient}
+ };
+
+/**
+ Setup a security policy that always allows connection requests for all requests.
+ */
+const CPolicyServer::TPolicy KSysmonServerPolicy =
+ {
+ CPolicyServer::EAlwaysPass, // Always allow connection requests
+ KRangeCount,
+ KRanges,
+ KElementsIndex,
+ KPolicyElements
+ };
+
+CSysMonServer* CSysMonServer::NewLC()
+ {
+ CSysMonServer* server = new(ELeave) CSysMonServer();
+ CleanupStack::PushL(server);
+ server->ConstructL();
+ return server;
+ }
+
+
+void CSysMonServer::ConstructL()
+ {
+ StartL(KSysMonServerName);
+ }
+
+
+CSysMonServer::CSysMonServer()
+ :CPolicyServer(EPriorityHigh, KSysmonServerPolicy),
+ iShutDownInProgress(EFalse),
+ iMonitors(CMonitor::iOffset),
+ iIter(iMonitors)
+ {
+ }
+
+
+CSysMonServer::~CSysMonServer()
+ {
+ CancelAllMonitors();
+ }
+
+TBool CSysMonServer::ShutDownInProgress() const
+ {
+ return iShutDownInProgress;
+ }
+
+void CSysMonServer::CancelAllMonitors()
+ {
+ //timerlist has to be deleted before cancelling the monitors, otherwise the system would crash
+ //in case the time callback is called after the monitor is deleted.
+ delete iTimerList;
+ iTimerList = NULL;
+
+ DEBUGPRINT1(_L("CSysMonServer CancelAllMonitors"));
+ iShutDownInProgress = ETrue;
+
+ iIter.SetToFirst();
+ CMonitor *monitor = NULL;
+ while ((monitor = iIter++) != NULL)
+ {
+ iMonitors.Remove(*monitor); // removing each of the monitors from the list
+ delete monitor; // delete will also cancel monitoring
+ }
+ }
+
+
+/*
+Call CSysMonServer::AddMonitorL to add monitor to the linked list.
+Also calls SetActive() on aMonitor.
+*/
+void CSysMonServer::AddAndStartMonitorL(CMonitor* aMonitor)
+ {
+ iIter.SetToFirst();
+
+ TProcessId id = aMonitor->ProcessId();
+ CMonitor *monitor = NULL;
+ while ((monitor = iIter++) != NULL)
+ {
+ if (monitor->ProcessId() == id) // check if the process is already been monitored
+ {
+ DEBUGPRINT1(_L("This process is already been monitored."));
+ User::Leave(KErrAlreadyExists);
+ }
+ }
+
+ aMonitor->Start(); // activate the monitoring
+
+ iMonitors.AddFirst(*aMonitor);
+ CleanupStack::Pop(aMonitor);
+
+ DEBUGPRINT2(_L("Monitor inserted into SysMon server. ProcessId=%Lu"), id.Id());
+ }
+
+
+void CSysMonServer::CancelMonitor(const TProcessId& aProcessId)
+ {
+ iIter.SetToFirst();
+ CMonitor *monitor = NULL;
+ while ((monitor = iIter++) != NULL)
+ {
+ if (monitor->ProcessId() == aProcessId) // find the process in the list
+ {
+ break;
+ }
+ }
+
+ if (monitor == NULL)
+ {
+ return;
+ }
+
+ iMonitors.Remove(*monitor);// remove the monitor from the list.
+ delete monitor; // delete will also cancel monitoring
+ }
+
+CTimerList& CSysMonServer::TimerListL()
+ {
+ if (iTimerList == NULL)
+ {
+ iTimerList = CTimerList::NewL(EPriorityLow);
+ }
+
+ return *iTimerList;
+ }
+
+
+CSession2* CSysMonServer::NewSessionL(const TVersion& /*aVersion*/, const RMessage2& /*aMessage*/) const
+ {
+ return CSysMonSession::NewL();
+ }
+
+
+static void RunServerL()
+//
+// Perform all server initialisation, in particular creation of the
+// scheduler and server and then run the scheduler
+//
+ {
+ DEBUGPRINT1(_L("SysMon: Going to run server"));
+
+ User::SetCritical(User::ESystemCritical);
+
+ // create and install the active scheduler we need
+ CActiveScheduler* s = new(ELeave) CActiveScheduler;
+ CleanupStack::PushL(s);
+ CActiveScheduler::Install(s);
+
+ DEBUGPRINT1(_L("SysMon: Creating Server..."));
+ // create the server (leave it on the cleanup stack)
+ CSysMonServer::NewLC();
+
+ DEBUGPRINT1(_L("Doing Rendezvous..."));
+ // Initialisation complete, now signal the client
+ RProcess::Rendezvous(KErrNone);
+
+ DEBUGPRINT1(_L("SysMon: Starting Scheduler..."));
+ // Ready to run
+ CActiveScheduler::Start();
+
+ // Cleanup the server and scheduler
+ CleanupStack::PopAndDestroy(2, s);
+ }
+
+TInt E32Main()
+//
+// Server process entry-point
+//
+ {
+ __UHEAP_MARK;
+
+ CTrapCleanup* cleanup=CTrapCleanup::New();
+ TInt r = KErrNoMemory;
+ if (cleanup)
+ {
+ TRAP(r,RunServerL());
+ delete cleanup;
+ }
+
+ __UHEAP_MARKEND;
+ return r;
+ }//lint -e765 -e714 Suppress 'not referenced' and 'could be static'