author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 15 Sep 2010 14:02:55 +0300 | |
branch | RCL_3 |
changeset 64 | c44f36bb61a3 |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006-2009 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 "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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* Name : readrequesthandler.h |
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* Part of : stdio server |
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* To handle request for read |
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* |
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* |
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*/ |
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#ifndef _READREQUEST_H_ |
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#define _READREQUEST_H_ |
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#include<e32base.h>//CActive |
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//Enumarations for Polling |
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//duplicate of fdesc.h |
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enum TPollMode |
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{ |
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EReadyForReading = 1, |
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EReadyForWriting = 2, |
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EAnyException = 4 |
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}; |
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class CStreamBase; |
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//----------------------------------------------------------------------- |
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//Class name: TReadRequest |
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//Description: Request object created for every read request from a |
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// client. These are queued as a singly linked list. |
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//----------------------------------------------------------------------- |
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class TReadRequest |
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{ |
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public: |
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inline TReadRequest(const RMessage2&); |
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const RMessage2 iMessage2; |
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TSglQueLink iLink; |
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}; |
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//----------------------------------------------------------------------- |
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//Class name: CReadRequestHandler |
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//Description: Request Handler class created for Read media. This |
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// Class is an active object and will handle all read |
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// requests in the form of RReadRequest objects. |
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//----------------------------------------------------------------------- |
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class CReadRequestHandler : public CActive |
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{ |
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public: |
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static CReadRequestHandler* NewL(CStreamBase* aConsoleRead); |
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~CReadRequestHandler(); |
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void RunL(); |
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void ServiceL(const RMessage2& aMessage2); |
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void NotifyActivityL(const RMessage2& aMessage2); |
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void CancelNotify(); |
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void DoCancel(); |
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private: |
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CReadRequestHandler(); |
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CReadRequestHandler(CStreamBase* aConsoleRead); |
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void Complete(const RMessage2 &aMessage); |
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TSglQue<TReadRequest> iQueue; |
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CStreamBase* iReadStream; |
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TInt iNotifyHandle; |
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TPtr8 iPtr; |
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}; |
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#endif //_READREQUEST_H_ |
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