userlibandfileserver/fileserver/sfile/sf_pool.h
author Mike Kinghan <mikek@symbian.org>
Tue, 16 Nov 2010 14:39:21 +0000
branchGCC_SURGE
changeset 303 9b85206a602c
parent 0 a41df078684a
child 299 b5a01337d018
permissions -rw-r--r--
We need a way to pass flags to rombuilds in Raptor via extension flm interfaces, so that the CPP pass of the rom input files can be informed what toolchain we are building with and conditionally include or exclude files depending on whether the toolchain could build them.

// 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 the License "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:
// f32\sfile\sf_pool.h
// 
//

#include "sf_std.h"

#ifndef SF_POOL_H_
#define SF_POOL_H_

/**
 * @internalTechnology
 */
template <class T>
class CFsPool
	{
public:
	static CFsPool<T>* New(TInt aPoolSize);
	~CFsPool();
	
	/*
	 * Allocate returns a pointer of class T.
	 * The pointer returned is removed from the pool.
	 * When the pool is empty this function will wait.
	 */
	T* Allocate();
	
	/*
	 * Following a call to Allocate,
	 * Free teturns an object-pointer of type T to the pool.
	 */
	void Free(T* aBlock);
private:
	CFsPool();
	TInt Construct(TInt aPoolSize);
	
	void Lock();
	void Unlock();
	RSemaphore iPoolLock;
		
	RPointerArray<T> iFreeList;
	};

#endif /* SF_POOL_H_ */