| author | sl@SLION-WIN7.fritz.box |
| Fri, 15 Jun 2012 03:10:57 +0200 | |
| changeset 0 | bde4ae8d615e |
| permissions | -rw-r--r-- |
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// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of the License "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// e32\include\drivers\usbcque.h |
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// Simple singly linked list + its iterator for the USB Device driver. |
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// |
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// |
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|
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/** |
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@file usbcque.h |
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@internalTechnology |
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*/ |
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|
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#ifndef __USBCQUE_H__ |
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#define __USBCQUE_H__ |
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|
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#include <kernel/kernel.h> |
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|
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|
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// |
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// --- Class definitions --- |
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// |
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|
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class TSglQueLink |
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{
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private: |
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void Enque(TSglQueLink* aLink); |
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public: |
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TSglQueLink* iNext; |
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friend class TSglQueBase; |
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}; |
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|
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|
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class TSglQueBase |
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{
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protected: |
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TSglQueBase(TInt aOffset); |
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void DoAddLast(TAny* aPtr); |
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void DoRemove(TAny* aPtr); |
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protected: |
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TSglQueLink* iHead; |
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TSglQueLink* iLast; |
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TInt iOffset; |
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TInt iElements; |
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private: |
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friend class TSglQueIterBase; |
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}; |
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|
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|
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template<class T> |
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class TSglQue : public TSglQueBase |
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{
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public: |
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inline TSglQue(TInt aOffset); |
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inline void AddLast(T& aRef); |
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inline void Remove(T& aRef); |
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inline TInt Elements() const; |
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}; |
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|
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|
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class TSglQueIterBase |
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{
|
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public: |
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void SetToFirst(); |
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protected: |
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TSglQueIterBase(TSglQueBase& aQue); |
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TAny* DoPostInc(); |
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TAny* DoCurrent(); |
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protected: |
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TInt iOffset; |
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TSglQueLink*& iHead; |
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TSglQueLink* iNext; |
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}; |
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|
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|
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template<class T> |
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class TSglQueIter : public TSglQueIterBase |
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{
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public: |
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inline TSglQueIter(TSglQueBase& aQue); |
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inline operator T*(); |
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inline T* operator++(TInt); |
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}; |
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|
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// |
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// --- Inline implementations --- |
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// |
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|
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// Class TSglQue |
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template<class T> |
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inline TSglQue<T>::TSglQue(TInt aOffset) |
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: TSglQueBase(aOffset) |
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{}
|
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|
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|
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template<class T> |
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inline void TSglQue<T>::AddLast(T& aRef) |
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{
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DoAddLast(&aRef); |
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} |
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|
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|
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template<class T> |
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inline void TSglQue<T>::Remove(T& aRef) |
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{
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DoRemove(&aRef); |
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} |
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|
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|
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template<class T> |
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inline TInt TSglQue<T>::Elements() const |
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{
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return iElements; |
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} |
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|
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|
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// Class TSglQueIter |
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template<class T> |
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inline TSglQueIter<T>::TSglQueIter(TSglQueBase& aQue) |
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: TSglQueIterBase(aQue) |
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{}
|
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|
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|
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template<class T> |
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inline TSglQueIter<T>::operator T*() |
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{
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return ((T*)DoCurrent()); |
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} |
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|
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template<class T> |
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inline T* TSglQueIter<T>::operator++(TInt) |
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{
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return ((T*)DoPostInc()); |
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} |
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|
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|
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#endif // __USBCQUE_H__ |