wim/inc/Scard.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 14 Sep 2010 22:56:01 +0300
branchRCL_3
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/*
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* Copyright (c) 2003 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:  Main smard card object, acts as client for Scard Server
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*
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*/
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#ifndef RSCARD_H
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#define RSCARD_H
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//  INCLUDES
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#include <e32base.h>
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// CLASS DECLARATION
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/**
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*  The basic client class.
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*  The basic client class representing a channel of communication 
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*  with the server. The connect function starts the server, if it 
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*  is not already running. An RSessionBase sends messages to the 
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*  server with the function RSessionBase::SendReceive(); specifying 
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*  an opcode (TScardServerRqst) and and array of argument pointers. 
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*  This class is a friend to the classes Comm and Listener.
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*  All four are classes that need to communicate 
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*  directly with the server.
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*
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*  @lib Scard.lib
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*  @since Series60 2.1
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*/
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class RScard : public RSessionBase
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    {
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    public:  // Constructors and destructor
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        /**
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        * Two-phased constructor.
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        */
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        IMPORT_C static RScard* NewL();
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        /**
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        * Destructor.
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        */
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        IMPORT_C virtual ~RScard();
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    private:
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        /**
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        * C++ default constructor.
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        */
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        RScard();
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        /**
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        * By default Symbian 2nd phase constructor is private.
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        */
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        void ConstructL();
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        /**
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        * Version of server
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        * @return Version number
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        */
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        TVersion Version() const;
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    private:    // Friend classes
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        friend class CScardComm;
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        friend class CScardListener;
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    };
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#endif      // RSCARD_H
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// End of File