sl@0: /*
sl@0: * Copyright (c) 2007-2009 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: * Boilerplate code starts up server and exits the process when
sl@0: * the server has stopped.
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: /**
sl@0:  @file
sl@0: */
sl@0: 
sl@0: #include <scs/scsserver.h>
sl@0: #include <e32debug.h>
sl@0: 
sl@0: NONSHARABLE_CLASS(CSystemActiveScheduler) : public CActiveScheduler
sl@0: 	{
sl@0: 	virtual void Error(TInt aError) const;
sl@0: 	};
sl@0: 
sl@0: void CSystemActiveScheduler::Error(TInt aError) const
sl@0: 	{
sl@0: 	// Ignore the error and continue...
sl@0: 	RDebug::Printf("SCS- Active object failed with code %d - IGNORED\n", aError);
sl@0: 	}
sl@0: 
sl@0: static void RunServerL(TScsServerFactory aServerFactoryLC)
sl@0: /**
sl@0: 	Allocate and start the session counting server.
sl@0: 
sl@0: 	@param	aServerFactoryLC Factory function defined in the implementation
sl@0: 							EXE, which allocates an instance of the server object
sl@0: 							and puts it on the cleanup stack.
sl@0:  */
sl@0: 	{
sl@0: 	CActiveScheduler* as = new(ELeave) CSystemActiveScheduler;
sl@0: 	CleanupStack::PushL(as);
sl@0: 	CActiveScheduler::Install(as);
sl@0: 
sl@0: 	// the server is started when it is allocated
sl@0: 	(void) aServerFactoryLC();
sl@0: 
sl@0: 	// tell launching process the server has started successfully
sl@0: 	RProcess::Rendezvous(KErrNone);
sl@0: 
sl@0: 	CActiveScheduler::Start();
sl@0: 
sl@0: 	// the active scheduler has been stopped here because there have
sl@0: 	// been no current sessions for the shutdown period.
sl@0: 	CleanupStack::PopAndDestroy(2, as);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt StartScsServer(TScsServerFactory aServerFactoryLC)
sl@0: /**
sl@0: 	This function must be called from the server executable's E32Main function.
sl@0: 	It sets up a cleanup stack and active scheduler before starting the server.
sl@0: 	
sl@0: 	If the server is started successfully then this function does not return
sl@0: 	until the server shuts down.
sl@0: 
sl@0: 	@param	aServerFactoryLC Factory function defined in the implementation
sl@0: 							EXE, which allocates an instance of the server object
sl@0: 							and puts it on the cleanup stack.
sl@0: 	@return					Symbian OS error code.	KErrNone indicates success,
sl@0: 							and any other value indicates failure.
sl@0:  */
sl@0: 	{
sl@0: 	__UHEAP_MARK;
sl@0: 
sl@0: 	// allocating a cleanup stack also installs it
sl@0: 	CTrapCleanup* tc = CTrapCleanup::New();
sl@0: 	if (tc == 0)
sl@0: 		return KErrNoMemory;
sl@0: 
sl@0: 	TRAPD(r, RunServerL(aServerFactoryLC));
sl@0: 
sl@0: 	delete tc;
sl@0: 
sl@0: 	__UHEAP_MARKEND;
sl@0: 
sl@0: 	return r;
sl@0: 	}
sl@0: