sl@0: // Copyright (c) 1997-2009 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 "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: //
sl@0: 
sl@0: /**
sl@0:  @file
sl@0: */
sl@0: 
sl@0: #include <flogger.h>
sl@0: #include "FLOGSTD.H"
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifdef __WINS__
sl@0: /**
sl@0: stack for file logger
sl@0: 
sl@0: @internalComponent
sl@0: */
sl@0: const TUint KFLoggerStackSize=0x3000;
sl@0: 
sl@0: /**
sl@0: min heap size for file logger
sl@0: 
sl@0: @internalComponent
sl@0: */
sl@0: const TUint KFLoggerMinHeapSize=0x1000;
sl@0: 
sl@0: /** 
sl@0: define _FLOGGER_LARGE_HEAP if flogger is 
sl@0: running out of memory (KErrNoMemory)
sl@0: */
sl@0: #ifdef _FLOGGER_LARGE_HEAP
sl@0: 
sl@0: 	/**
sl@0: 	Max heap size for file logger
sl@0: 
sl@0: 	@internalComponent
sl@0: 	*/
sl@0: 	const TUint KFLoggerMaxHeapSize=0x100000;	/// 1M
sl@0: 
sl@0: #else
sl@0: 
sl@0: 	/**
sl@0: 	Max heap size for file logger
sl@0: 
sl@0: 	@internalComponent
sl@0: 	*/
sl@0: 	const TUint KFLoggerMaxHeapSize=0x40000;	/// 256K
sl@0: 
sl@0: #endif // _FLOGGER_LARGE_HEAP
sl@0: #endif  //__WINS__
sl@0: 
sl@0: /** 
sl@0: Uid for the Flogger server
sl@0: 
sl@0: @internalComponent
sl@0: */
sl@0: const TInt KFLoggerServerUid=0x10004ee0;
sl@0: 
sl@0: /**
sl@0: Literal which contains FLOGSVR
sl@0: 
sl@0: @internalComponent
sl@0: */
sl@0: _LIT(KFLoggerServerExecutable,"FLOGSVR");
sl@0: 
sl@0: /**
sl@0: FLogger class definition
sl@0: */
sl@0: 
sl@0: TInt FLogger::Start()
sl@0: /**
sl@0: Start the FLOGGER server.
sl@0: 
sl@0: @return KErrNone if successful 
sl@0: */
sl@0: 	{
sl@0: 
sl@0: 	TRequestStatus stat;
sl@0: 	RProcess server;
sl@0: 	TInt ret=server.Create(KFLoggerServerExecutable,KNullDesC,TUidType(KNullUid,KNullUid,TUid::Uid(KFLoggerServerUid)),EOwnerThread);
sl@0: 	if (ret!=KErrNone)
sl@0: 		return ret;
sl@0: 	server.Rendezvous(stat);
sl@0: 	server.Resume();
sl@0: 	server.Close();
sl@0: 	User::WaitForRequest(stat);
sl@0: 	return stat.Int();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt FLogger::Run(FLogger::TSignal& /*aSignal*/)
sl@0: /**
sl@0: Instantiates Active scheduler for the asynchronous request.
sl@0: 
sl@0: @param aSignal signal info
sl@0: @return KErrNone if successful else KErrNoMemory
sl@0: */
sl@0: 	{
sl@0: 
sl@0: 	__UHEAP_MARK;
sl@0: 	
sl@0: 	TInt ret = KErrNone;
sl@0: 	CTrapCleanup* cleanup=CTrapCleanup::New();
sl@0: 	if (cleanup==NULL)
sl@0: 		ret=KErrNoMemory;
sl@0: 
sl@0: 	if (ret==KErrNone)
sl@0: 		ret=Init();
sl@0: 
sl@0: 	RProcess::Rendezvous(ret);
sl@0: 	if (ret==KErrNone)
sl@0: 		CActiveScheduler::Start();
sl@0: 
sl@0: 	delete CActiveScheduler::Current();
sl@0: 	delete cleanup;
sl@0: 	
sl@0: 	__UHEAP_MARKEND;
sl@0: 
sl@0: 	return ret;
sl@0: 	}
sl@0: 
sl@0: TInt FLogger::Init()
sl@0: /**
sl@0: Initialises CFLoggerScheduler
sl@0: 
sl@0: @return KErrNone if successful
sl@0: */
sl@0: 	{
sl@0: 
sl@0: 	TRAPD(ret,CFLoggerScheduler::NewL());
sl@0: 	return ret;
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: CFLoggerScheduler class definitions
sl@0: */
sl@0: 
sl@0: void CFLoggerScheduler::NewL()
sl@0: /**
sl@0: Installs CActiveScheduler
sl@0: */
sl@0: 	{
sl@0: 
sl@0: #ifdef __WINS__
sl@0: // ensure the server thread has a handle on FLOGGER.DLL
sl@0: 	_LIT(KFLoggerLibraryName,"FLOGGER");
sl@0: 	RLibrary l;
sl@0: 	User::LeaveIfError(l.Load(KFLoggerLibraryName,KNullDesC));
sl@0: #endif
sl@0: 
sl@0: 	User::LeaveIfError(RThread::RenameMe(KFLoggerServerName));
sl@0: //
sl@0: 	CFLoggerScheduler* self=new(ELeave) CFLoggerScheduler;
sl@0: 	CActiveScheduler::Install(self);
sl@0: 	self->iServer=CFileLoggerServer::NewL();
sl@0: 	}
sl@0: 
sl@0: CFLoggerScheduler::~CFLoggerScheduler()
sl@0: /**
sl@0: Destructor
sl@0: */
sl@0: 	{
sl@0: 
sl@0: 	delete iServer;
sl@0: 	}
sl@0: 
sl@0: void CFLoggerScheduler::Error(TInt aError) const
sl@0: /**
sl@0: Message servicing failed
sl@0: 
sl@0: @param aError error value for failed message
sl@0: */
sl@0: 	{
sl@0: 	iServer->Error(aError);
sl@0: 	}
sl@0: