hti/HtiFramework/inc/HtiCommAdapter.h
changeset 38 169364e7e4b4
parent 34 7259cf1302ad
child 45 185201be11b0
--- a/hti/HtiFramework/inc/HtiCommAdapter.h	Tue Jul 06 16:05:13 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,204 +0,0 @@
-/*
-* 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 "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:  Definition of CCommAdapter that uses media plugins to read
-*        HTI messages and send new ones back. Because comm plug-in
-*        interface define async functions, this class is AO.
-*
-*/
-
-
-#ifndef MCOMMADAPTER_H__
-#define MCOMMADAPTER_H__
-
-#include <e32base.h>
-
-//forward declaration
-class CHtiDispatcher;
-class CHTICommPluginInterface;
-class CHtiMessage;
-
-class CHtiCommAdapter: public CActive
-    {
-private:
-    /**
-    * Enum of different states depending on the current operation
-    */
-    enum TCommState
-        {
-        EIdle,
-        EReceiving,
-        EReceivingCont,
-        ESending
-        };
-
-public:
-    /**
-    * Construct the object and adds it to CActiveScheduler.
-    *
-    * @param aCommPlugin communication plug-in
-    * @param aDispatcher message dispatcher
-    * @param aMaxMsgSize max size of an incoming message that will be
-    *           accepted
-    */
-    static CHtiCommAdapter* NewL(CHTICommPluginInterface* aCommPlugin,
-        CHtiDispatcher* aDispatcher,
-        TInt aMaxMsgSize);
-
-    /**
-    * Construct the object and adds it to CActiveScheduler
-    *
-    * @param aCommPlugin communication plug-in
-    * @param aDispatcher message dispatcher
-    * @param aMaxMsgSize max size of an incoming message that will be
-    *           accepted
-    */
-    static CHtiCommAdapter* NewLC(CHTICommPluginInterface* aCommPlugin,
-        CHtiDispatcher* aDispatcher,
-        TInt aMaxMsgSize);
-
-    /**
-    * Destructor
-    */
-    ~CHtiCommAdapter();
-
-    /**
-    * Issue an async request to receive whole HTI message and
-    * pass it to the framework on complition.
-    */
-    void ReceiveMessage();
-
-    /**
-    * Send a HTI message via comm plug-in.
-    * Ownership of aMessage is tranfered to CCommAdapter.
-    * When message is sent, aMessage will be deleted.
-    *
-    * @param aMessage a HTI message to send
-    */
-    void SendMessage(CHtiMessage* aMessage);
-
-    /**
-    * Stop all ongoing operations and clean all internal buffers.
-    */
-    void Reset();
-
-protected:
-
-    CHtiCommAdapter(CHtiDispatcher* aDispatcher,
-                 CHTICommPluginInterface* aCommPlugin,
-                TInt aMaxMsgSize);
-
-    void ConstructL();
-
-
-    /**
-    * Issue request to receive the next packet.
-    * If aContinue = ETrue than iState is set to EReceivingCont
-    * Otherwise it set to EReceiving.
-    * iState set to EReceivingCont after message beginning was received
-    * and its continuation is expected
-    *
-    * @param aContinue continuation flag
-    */
-    void ReceiveMessage(TBool aContinue);
-
-    /**
-    * Handle received data from buffer and reissue request
-    */
-    void HandleReceiveL();
-    void HandleReceiveContL();
-
-    /**
-    * Reissue request to send message
-    */
-    void HandleSend();
-
-
-protected: //from CActive
-    void RunL();
-    void DoCancel();
-    TInt RunError(TInt aError);
-
-private: //data members
-
-    /**
-    * Current communication state
-    */
-    TCommState iState;
-
-    /**
-    * Pointer to message dispatcher.
-    */
-    CHtiDispatcher* iDispatcher;
-
-    /**
-    * Communication ECom plug-in
-    */
-    CHTICommPluginInterface* iCommPlugin;
-
-    /**
-    * Buffer for receiving data. It'is allocated once and used for
-    * all subsequent receiving operation. Data from this buffer copied
-    * to iMsgToReceive buffer that than passed to the framework for
-    * processing
-    */
-    HBufC8* iBuffer;
-
-    /**
-    * Pointer to the buffer for receiveing data
-    */
-    TPtr8 iBufferPtr;
-
-    /**
-    * HTI incoming message. It's passed to the framework
-    * when whole message is received
-    */
-    CHtiMessage* iMsgToReceive;
-
-    /**
-    * Small buffer used when there is some data left in iBuffer that
-    * cannot be processed (less than min header size)
-    */
-    HBufC8* iLeftovers;
-
-    /**
-    * Keep message passed in SendMessage() between calls to comm. plugin
-    * and deleted when sending is complete
-    */
-    CHtiMessage* iMsgToSend;
-
-    /**
-    * Pointer to the part of iMsgToSend started from iMsgToSendOffset
-    * that is being sent via current comm. plug-in
-    */
-    TPtrC8 iMsgToSendPtr; //ptr to msg part passed to plug-ins
-
-    /**
-    * Offset in iMsgToSend of a part that is being sent
-    */
-    TInt iMsgToSendOffset;
-
-    /**
-    * Amount of receving bytes to skip.
-    * It's ussed when there is no memory for incoming message or
-    * its size too big.
-    */
-    TInt iSkipLength;
-
-    /**
-    * Max message size to accept
-    */
-    const TInt iMaxMessageSize;
-    };
-
-#endif