author | mikaruus |
Tue, 19 Oct 2010 13:16:20 +0300 | |
changeset 9 | 8486d82aef45 |
parent 7 | fa67e03b87df |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 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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8ccc39f9d787
New release based on our 2010wk02 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
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* Description: |
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* |
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*/ |
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#ifndef CUSBPNISASENDER_H |
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#define CUSBPNISASENDER_H |
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// INCLUDES |
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#include "musbpncontrolobserver.h" |
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#include <e32base.h> // For CActive |
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// CONSTANTS |
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// MACROS |
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// DATA TYPES |
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// FUNCTION PROTOTYPES |
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// FORWARD DECLARATIONS |
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class MUsbPnBufferListener; |
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class CUsbPnPacket; |
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class RIscApi; |
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// CLASS DECLARATION |
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/** |
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* Data sender to ISA direction. |
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*/ |
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class CUsbPnIsaSender : public CActive, public MUsbPnControlObserver |
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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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static CUsbPnIsaSender* NewL( MUsbPnBufferListener&, RIscApi& ); |
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/** |
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* Destructor. |
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*/ |
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~CUsbPnIsaSender(); |
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public: // Functions from base classes |
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/** |
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* From MUsbPnControlObserver. Returns usable circular packet if any. |
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* @return CUsbPnPacket&. Packet for receiver. |
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*/ |
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fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
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CUsbPnPacket& GetNextPacketL(); |
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/** |
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* From MUsbPnControlObserver. Adds packet to send queue. |
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fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
|
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* @param CUsbPnPacket&. Packet for Send |
fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
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* @return void |
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*/ |
7
fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
|
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void AddPacketToSendingQueue( CUsbPnPacket& aPacket ); |
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protected: // Functions from base classes |
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/** |
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* From CActive |
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*/ |
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void DoCancel( ); |
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/** |
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* From CActive |
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*/ |
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void RunL( ); |
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/** |
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* From CActive |
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*/ |
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TInt RunError( TInt ); |
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private: |
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/** |
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* C++ default constructor. |
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*/ |
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CUsbPnIsaSender( MUsbPnBufferListener&, RIscApi& ); |
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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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* Creates packet object. |
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*/ |
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void AddPacketBufferL( TInt ); |
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/** |
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* Sends packet if it is next in line and not already sending. |
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*/ |
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void TryToSendPacket( CUsbPnPacket& ); |
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7
fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
|
112 |
/** |
fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
|
113 |
* Delete circular buffer objects |
fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
|
114 |
*/ |
fa67e03b87df
New release based on our 2010wk08 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
5
diff
changeset
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void DeletePackets(); |
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private: // Data |
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// Reference to receiver for continuing receive |
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MUsbPnBufferListener& iBufferListener; |
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// Reference to ISCAPI handle |
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RIscApi& iIscApi; |
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// Number of packets in queue |
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TUint iPacketCount; |
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// Ownership. Newest packet -marker of circular buffer. Packets added to this 'end' of pool. |
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CUsbPnPacket* iPacket; |
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// Pointer to oldest packet -marker of circular buffer. Packets written from this 'end' of pool. |
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CUsbPnPacket* iCurrentPacket; |
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}; |
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#endif // CUSBPNISASENDER_H |
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// End of File |