memspy/Driver/Kernel/Source/MemSpyDriverInspectedProcessManager.cpp
changeset 0 a03f92240627
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memspy/Driver/Kernel/Source/MemSpyDriverInspectedProcessManager.cpp	Tue Feb 02 01:57:15 2010 +0200
@@ -0,0 +1,263 @@
+/*
+* Copyright (c) 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:
+*
+*/
+
+#include "MemSpyDriverInspectedProcessManager.h"
+
+// User includes
+#include "MemSpyDriverUtils.h"
+#include "MemSpyDriverDevice.h"
+#include "MemSpyDriverInspectedProcess.h"
+
+
+DMemSpyInspectedProcessManager::DMemSpyInspectedProcessManager()
+    {
+    }
+
+
+DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager()
+	{
+	TRACE( Kern::Printf("DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager() - START"));
+    NKern::ThreadEnterCS();
+
+	TRACE( Kern::Printf("DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager() - cancelling event monitor..."));
+    EventMonitor().RequestEventsCancel( *this );
+
+	TRACE( Kern::Printf("DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager() - freeing all inspected processes..."));
+    FreeAllInspectedProcesses();
+
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager() - closing auto-start SID list..."));
+    iAutoStartSIDs.Close();
+
+    if  ( iDevice )
+		{
+        TRACE( Kern::Printf("DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager() - closing iDevice" ));
+		iDevice->Close(NULL);
+		}
+
+    NKern::ThreadLeaveCS();
+	TRACE( Kern::Printf("DMemSpyInspectedProcessManager::~DMemSpyInspectedProcessManager() - END"));
+	}
+
+
+TInt DMemSpyInspectedProcessManager::Create( DMemSpyDriverDevice* aDevice )
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::Create() - START" ) );
+    //
+    TInt error = aDevice->Open();
+    if  ( error == KErrNone )
+        {
+        iDevice = aDevice;
+
+        TRACE( Kern::Printf("DMemSpyInspectedProcessManager::Create() - requesting events..." ) );
+        EventMonitor().RequestEvents( *this );
+        }
+    //
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::Create() - END - error: %d", error ) );
+    return error;
+    }
+
+
+TInt DMemSpyInspectedProcessManager::ProcessOpen( DProcess* aProcess )
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::ProcessOpen() - START - aProcess: 0x%08x (%O)", aProcess, aProcess ) );
+    NKern::ThreadEnterCS();
+    TInt error = KErrNotFound;
+    //
+    DMemSpyInspectedProcess* object = InspectedProcessByProcessId( aProcess->iId );
+    if  ( object == NULL )
+        {
+        object = new DMemSpyInspectedProcess( *iDevice );
+        //
+        if ( object == NULL )
+            {
+            error = KErrNoMemory;
+            }
+        else
+            {
+            error = object->Open( aProcess );
+            //
+            if  ( error == KErrNone )
+                {
+                iMonitoredProcesses.Add( &object->iPMLink );
+                }
+            else
+                {
+                delete object;
+                }
+            }
+        }
+    else
+        {
+        error = KErrNone;
+        }
+    //
+    NKern::ThreadLeaveCS();
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::ProcessOpen() - END - aProcess: 0x%08x, error: %d", aProcess, error ) );
+    return error;
+    }
+
+
+TInt DMemSpyInspectedProcessManager::ProcessClose( DProcess* aProcess )
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::ProcessClose() - START - aProcess: 0x%08x (%O)", aProcess, aProcess ) );
+    TInt error = KErrNotFound;
+    //
+    DMemSpyInspectedProcess* object = InspectedProcessByProcessId( aProcess->iId );
+    if  ( object != NULL )
+        {
+        NKern::ThreadEnterCS();
+        object->iPMLink.Deque();
+        delete object;
+        NKern::ThreadLeaveCS();
+        error = KErrNone;
+        }
+    //
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::ProcessClose() - END - aProcess: 0x%08x, error: %d", aProcess, error ) );
+    return error;
+    }
+
+
+TInt DMemSpyInspectedProcessManager::ProcessCount() const
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::ProcessCount() - START" ) );
+    TInt ret = 0;
+    //
+	const SDblQueLink* const anchor = &iMonitoredProcesses.iA;
+	for (SDblQueLink* link = iMonitoredProcesses.First(); link != anchor; link = link->iNext )
+		{
+        ++ret;
+        }
+    //
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::ProcessCount() - END - count: %d", ret ) );
+    return ret;
+    }
+
+
+DMemSpyInspectedProcess* DMemSpyInspectedProcessManager::InspectedProcessByProcessId( TUint aProcessId )
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::InspectedProcessByProcessId() - START - aProcessId: 0x%08x", aProcessId ) );
+    DMemSpyInspectedProcess* ret = 0;
+    //
+	const SDblQueLink* const anchor = &iMonitoredProcesses.iA;
+	for (SDblQueLink* link = iMonitoredProcesses.First(); link != anchor; link = link->iNext )
+		{
+		DMemSpyInspectedProcess* object = _LOFF( link, DMemSpyInspectedProcess, iPMLink );
+        //
+        if  ( object->ProcessId() == aProcessId )
+            {
+            ret = object;
+            break;
+            }
+        }
+    //
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::InspectedProcessByProcessId() - END - aProcessId: 0x%08x, ret: 0x%08x", aProcessId, ret ) );
+    return ret;
+    }
+
+
+void DMemSpyInspectedProcessManager::AutoStartListReset()
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::AutoStartListReset() - START") );
+    NKern::ThreadEnterCS();
+
+    iAutoStartSIDs.Reset();
+
+    NKern::ThreadLeaveCS();
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::AutoStartListReset() - END") );
+    }
+
+
+TInt DMemSpyInspectedProcessManager::AutoStartListAdd( TUint aSID )
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::AutoStartListAdd() - START - aSID: 0x%08x", aSID ) );
+    //
+    NKern::ThreadEnterCS();
+    const TInt error = iAutoStartSIDs.Append( aSID );
+    NKern::ThreadLeaveCS();
+    //
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::AutoStartListAdd() - END - error: %d", error ) );
+    return error;
+    }
+
+
+
+
+
+
+void DMemSpyInspectedProcessManager::FreeAllInspectedProcesses()
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::FreeAllInspectedProcesses() - START") );
+	
+    SDblQueLink* link = iMonitoredProcesses.GetFirst();
+	while( link )
+		{
+		DMemSpyInspectedProcess* object = _LOFF( link, DMemSpyInspectedProcess, iPMLink );
+        if  ( object )
+            {
+            delete object;
+            }
+
+        link = iMonitoredProcesses.GetFirst();
+		}
+
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::FreeAllInspectedProcesses() - END") );
+    }
+
+
+DMemSpyEventMonitor& DMemSpyInspectedProcessManager::EventMonitor()
+    {
+    return iDevice->EventMonitor();
+    }
+
+
+TUint DMemSpyInspectedProcessManager::EMTypeMask() const
+    {
+    return EMemSpyEventProcessAdd;
+    }
+
+
+void DMemSpyInspectedProcessManager::EMHandleProcessAdd( DProcess& aProcess )
+    {
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::EMHandleProcessAdd() - START - aProcess: 0x%08x %O", &aProcess, &aProcess ) );
+ 
+    const TUint uid3 = aProcess.iUids.iUid[ 2 ].iUid;
+    const TInt findResult = iAutoStartSIDs.Find( uid3 );
+
+#ifdef _DEBUG
+    const TUint uid1 = aProcess.iUids.iUid[ 0 ].iUid;
+    const TUint uid2 = aProcess.iUids.iUid[ 1 ].iUid;
+    Kern::Printf("DMemSpyInspectedProcessManager::EMHandleProcessAdd() - uids[ 0x%08x / 0x%08x / 0x%08x ], findResult: %d", uid1, uid2, uid3, findResult );
+#endif
+    //
+    if  ( findResult != KErrNotFound )
+        {
+        TRACE( Kern::Printf("DMemSpyInspectedProcessManager::EMHandleProcessAdd() - AUTO-START FOR PROCESS %O DETECTED", &aProcess ) );
+        const TInt error = ProcessOpen( &aProcess );
+        (void) error;
+        TRACE( Kern::Printf("DMemSpyInspectedProcessManager::EMHandleProcessAdd() - auto-start error: %d", error ) );
+        }
+    //
+    TRACE( Kern::Printf("DMemSpyInspectedProcessManager::EMHandleProcessAdd() - END" ) );
+    }
+
+
+
+
+
+
+
+