sl@0: // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32test\misc\t_ramuse.cpp
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include <e32test.h>
sl@0: 
sl@0: struct SThread
sl@0: 	{
sl@0: 	TUint iId;
sl@0: 	HBufC* iFullName;
sl@0: 	TInt iHandles;
sl@0: 	};
sl@0: 
sl@0: struct SProcess
sl@0: 	{
sl@0: 	TUint iId;
sl@0: 	HBufC* iFullName;
sl@0: 	TInt iHandles;
sl@0: 	};
sl@0: 
sl@0: LOCAL_D RTest test(_L("T_RAMUSE"));
sl@0: LOCAL_D RArray<SThread> Threads;
sl@0: LOCAL_D RArray<SProcess> Processes;
sl@0: 
sl@0: LOCAL_C void GetProcessInfo()
sl@0: 	{
sl@0: 	TFindProcess fp(_L("*"));
sl@0: 	TFullName fn;
sl@0: 	while (fp.Next(fn)==KErrNone)
sl@0: 		{
sl@0: 		RProcess p;
sl@0: 		TInt r=p.Open(fp);
sl@0: 		if (r!=KErrNone)
sl@0: 			continue;
sl@0: 		SProcess pInfo;
sl@0: 		TProcessId pid=p.Id();
sl@0: 		pInfo.iId=*((TUint*)&pid);
sl@0: 		pInfo.iFullName=fn.Alloc();
sl@0: 		pInfo.iHandles=-1;
sl@0: 		p.Close();
sl@0: 		Processes.InsertInUnsignedKeyOrder(pInfo);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: LOCAL_C void GetThreadInfo()
sl@0: 	{
sl@0: 	TFindThread ft(_L("*"));
sl@0: 	TFullName fn;
sl@0: 	while (ft.Next(fn)==KErrNone)
sl@0: 		{
sl@0: 		RThread t;
sl@0: 		TInt r=t.Open(ft);
sl@0: 		if (r!=KErrNone)
sl@0: 			continue;
sl@0: 		SThread tInfo;
sl@0: 		TThreadId tid=t.Id();
sl@0: 		tInfo.iId=*((TUint*)&tid);
sl@0: 		tInfo.iFullName=fn.Alloc();
sl@0: 		TInt tHandles;
sl@0: 		TInt pHandles;
sl@0: 		t.HandleCount(pHandles,tHandles);
sl@0: 		tInfo.iHandles=tHandles;
sl@0: 		RProcess p;
sl@0: 		r=t.Process(p);
sl@0: 		if (r==KErrNone)
sl@0: 			{
sl@0: 			TProcessId pid=p.Id();
sl@0: 			SProcess pInfo;
sl@0: 			pInfo.iId=*((TUint*)&pid);
sl@0: 			TInt i;
sl@0: 			r=Processes.FindInUnsignedKeyOrder(pInfo,i);
sl@0: 			if (r==KErrNone)
sl@0: 				{
sl@0: 				if (Processes[i].iHandles<0)
sl@0: 					Processes[i].iHandles=pHandles;
sl@0: 				}
sl@0: 			p.Close();
sl@0: 			}
sl@0: 		t.Close();
sl@0: 		Threads.InsertInUnsignedKeyOrder(tInfo);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: LOCAL_C void DisplayProcessInfo()
sl@0: 	{
sl@0: 	TInt n=Processes.Count();
sl@0: 	TInt i;
sl@0: 	test.Printf(_L("%d Processes:\n"),n);
sl@0: 	for (i=0; i<n; i++)
sl@0: 		{
sl@0: 		test.Printf(_L("%S %d handles\n"),Processes[i].iFullName,Processes[i].iHandles);
sl@0: 		test.Getch();
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: LOCAL_C void DisplayThreadInfo()
sl@0: 	{
sl@0: 	TInt n=Threads.Count();
sl@0: 	TInt i;
sl@0: 	test.Printf(_L("%d Threads:\n"),n);
sl@0: 	for (i=0; i<n; i++)
sl@0: 		{
sl@0: 		test.Printf(_L("%S %d handles\n"),Threads[i].iFullName,Threads[i].iHandles);
sl@0: 		test.Getch();
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: #ifdef __EPOC32__
sl@0: extern TUint32 KernelHeapUsed();
sl@0: #else
sl@0: TUint32 KernelHeapUsed()
sl@0: 	{
sl@0: 	return 0;
sl@0: 	}
sl@0: #endif
sl@0: 
sl@0: GLDEF_C TInt E32Main()
sl@0: 	{
sl@0: 	test.Title();
sl@0: 	test.Start(_L("Checking kernel RAM use"));
sl@0: 
sl@0: 	test.Printf(_L("Total kernel heap used = %d bytes\n"),KernelHeapUsed());
sl@0: 
sl@0: 	GetProcessInfo();
sl@0: 	GetThreadInfo();
sl@0: 	DisplayProcessInfo();
sl@0: 	DisplayThreadInfo();
sl@0: 
sl@0: 	test.End();
sl@0: 	return 0;
sl@0: 	}