author | mikaruus |
Tue, 19 Oct 2010 13:16:20 +0300 | |
changeset 9 | 8486d82aef45 |
parent 8 | 6295dc2169f3 |
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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* Description: |
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* |
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*/ |
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// INCLUDE FILES |
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#include "cusbpnusbsender.h" |
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#include "cusbpnpacket.h" |
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#include "musbpnbufferlistener.h" |
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#include "usbpndefinitions.h" // For constants |
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#include "usbpntrace.h" |
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#include "OstTraceDefinitions.h" |
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#ifdef OST_TRACE_COMPILER_IN_USE |
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#include "cusbpnusbsenderTraces.h" |
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#endif |
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#include <d32usbc.h> // RDevUsbcClient |
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// LOCAL CONSTANTS AND MACROS |
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const TInt KTotalUsbPacketCount( KPnUsbPacketCount + 1 ); |
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// ============================ MEMBER FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::CUsbPnUsbSender |
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// C++ default constructor can NOT contain any code, that |
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// might leave. |
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// ----------------------------------------------------------------------------- |
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// |
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CUsbPnUsbSender::CUsbPnUsbSender( MUsbPnBufferListener& aListener, |
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RDevUsbcClient& aLdd ) |
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:CActive( 100 ) //ECommTransmitPriority=100 in es_prot.h |
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,iBufferListener( aListener ) |
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,iLdd( aLdd ) |
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,iPacketCount( NULL ) |
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,iPacket( NULL ) |
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{ |
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OstTraceExt2( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_ENTRY, "CUsbPnUsbSender::CUsbPnUsbSender;aListener=%x;aLdd=%x", ( TUint )&( aListener ), ( TUint )&( aLdd ) ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::CUsbPnUsbSender( aListener:0x%x, aLdd:0x%x )" ), &aListener, &aLdd ) ); |
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CActiveScheduler::Add(this); |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_EXIT, "CUsbPnUsbSender::CUsbPnUsbSender - return" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::CUsbPnUsbSender() - return" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::ConstructL |
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// Symbian 2nd phase constructor can leave. |
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// ----------------------------------------------------------------------------- |
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// |
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void CUsbPnUsbSender::ConstructL() |
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{ |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CONSTRUCTL_ENTRY, "CUsbPnUsbSender::ConstructL" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::ConstructL()" ) ) ); |
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// Create circular buffer objects, start count in 1, otherwise one packet is not deleted in destructor |
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for(TUint i = 1; i < KTotalUsbPacketCount; i++) |
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{ |
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AddPacketBufferL(i); |
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} |
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iCurrentPacket = iPacket; |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CONSTRUCTL_EXIT, "CUsbPnUsbSender::ConstructL - return void" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::ConstructL() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::NewL |
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// Two-phased constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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CUsbPnUsbSender* CUsbPnUsbSender::NewL( MUsbPnBufferListener& aBufferListener, RDevUsbcClient& aLdd ) |
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{ |
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OstTraceExt2( TRACE_NORMAL, CUSBPNUSBSENDER_NEWL_ENTRY, "CUsbPnUsbSender::NewL;aBufferListener=%x;aLdd=%x", ( TUint )&( aBufferListener ), ( TUint )&( aLdd ) ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::NewL( aBufferListener:0x%x, aLdd:0x%x )" ), &aBufferListener, &aLdd ) ); |
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CUsbPnUsbSender* self = new( ELeave ) CUsbPnUsbSender( aBufferListener, aLdd ); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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CleanupStack::Pop( self ); |
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OstTrace1( TRACE_NORMAL, CUSBPNUSBSENDER_NEWL_EXIT, "CUsbPnUsbSender::NewL - return;self=%x", self ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::NewL() - return 0x%x" ), self ) ); |
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return self; |
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} |
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// Destructor |
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CUsbPnUsbSender::~CUsbPnUsbSender() |
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{ |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_DESTRUCTOR_ENTRY, "CUsbPnUsbSender::~CUsbPnUsbSender" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::~CUsbPnUsbSender()" ) ) ); |
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Cancel(); |
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DeletePackets(); |
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iCurrentPacket = NULL; |
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iPacket = NULL; |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_CUSBPNUSBSENDER_DESTRUCTOR_EXIT, "CUsbPnUsbSender::~CUsbPnUsbSender - return" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::~CUsbPnUsbSender() - return" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::DeletePackets |
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// ----------------------------------------------------------------------------- |
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void CUsbPnUsbSender::DeletePackets( ) |
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{ |
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OstTrace0( TRACE_BORDER, CUSBPNUSBSENDER_DELETEPACKETS_ENTRY, "CUsbPnUsbSender::DeletePackets" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::DeletePackets()" ) ) ); |
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CUsbPnPacket* packet = NULL; |
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while(iPacketCount > 0) |
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{ |
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iPacketCount--; |
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packet = &iPacket->NextPacket(); |
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delete iPacket; |
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iPacket = packet; |
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} |
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OstTrace0( TRACE_BORDER, CUSBPNUSBSENDER_DELETEPACKETS_EXIT, "CUsbPnUsbSender::DeletePackets - return void" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::DeletePackets() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::AddPacketBufferL |
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// ----------------------------------------------------------------------------- |
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void CUsbPnUsbSender::AddPacketBufferL( const TInt aIndex ) |
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OstTrace1( TRACE_NORMAL, CUSBPNUSBSENDER_ADDPACKETBUFFERL_ENTRY, "CUsbPnUsbSender::AddPacketBufferL aIndex %d", aIndex ); |
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C_TRACE((_T("CUsbPnUsbSender::AddPacketBuffer() aIndex %d"), aIndex)); |
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if( aIndex <= KTotalUsbPacketCount ) |
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{ |
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iPacketCount++; |
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iPacket = CUsbPnPacket::NewL( iPacket, aIndex ); |
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} |
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else |
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{ |
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TRACE_ASSERT_ALWAYS; |
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} |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_ADDPACKETBUFFERL_EXIT, "CUsbPnUsbSender::AddPacketBufferL - return void" ); |
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C_TRACE((_T("CUsbPnUsbSender::AddPacketBuffer - return void"))); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::GetNextPacketL |
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// ----------------------------------------------------------------------------- |
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CUsbPnPacket& CUsbPnUsbSender::GetNextPacketL() |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_GETNEXTPACKETL_ENTRY, "CUsbPnUsbSender::GetNextPacketL" ); |
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C_TRACE((_T("CUsbPnUsbSender::PacketL()"))); |
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CUsbPnPacket& nextPacket( iPacket->NextPacket() ); |
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TBool err = nextPacket.PacketInUse(); |
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if (EFalse != err) |
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{ |
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User::Leave( err ); |
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} |
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OstTrace1( TRACE_NORMAL, CUSBPNUSBSENDER_GETNEXTPACKETL_EXIT, "CUsbPnUsbSender::GetNextPacketL - return;packet=%d", nextPacket.PacketNumber() ); |
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C_TRACE((_T("CUsbPnUsbSender::GetNextPacketL() - return packet:%d"), nextPacket.PacketNumber())); |
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return nextPacket; |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::AddPacketToSendingQueue |
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// ----------------------------------------------------------------------------- |
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// |
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void CUsbPnUsbSender::AddPacketToSendingQueue( CUsbPnPacket& aPacket ) |
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{ |
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ASSERT( &aPacket ); |
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OstTrace0( TRACE_BORDER, CUSBPNUSBSENDER_ADDPACKETTOSENDINGQUEUE_ENTRY, "CUsbPnUsbSender::AddPacketToSendingQueue" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::Send()" ) ) ); |
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iPacket = &iPacket->NextPacket(); |
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OstTrace1( TRACE_INTERNALS, CUSBPNUSBSENDER_ADDPACKETTOSENDINGQUEUE, "CUsbPnUsbSender::AddPacketToSendingQueue;packet number:%d", iPacket->PacketNumber() ); |
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E_TRACE( ( _T( "CUsbPnUsbSender::AddPacketToSendingQueue() - packet number:%d" ), iPacket->PacketNumber() ) ); |
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TryToSendPacket( *iPacket ); |
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OstTrace0( TRACE_BORDER, CUSBPNUSBSENDER_ADDPACKETTOSENDINGQUEUE_EXIT, "CUsbPnUsbSender::AddPacketToSendingQueue - return void" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::AddPacketToSendingQueue() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::TryToSendPacket |
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// ----------------------------------------------------------------------------- |
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// |
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void CUsbPnUsbSender::TryToSendPacket( const CUsbPnPacket& aPacket ) |
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{ |
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ASSERT( &aPacket ); |
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OstTraceExt2( TRACE_BORDER, CUSBPNUSBSENDER_TRYTOSENDPACKET_ENTRY, "CUsbPnUsbSender::TryToSendPacket;aPacket=0x%x;iCurrentPacket=%d", ( TUint )&( aPacket ), iCurrentPacket->PacketNumber() ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket( aPacketNumber:0x%x, iCurrentPacket:%d )" ), &aPacket, iCurrentPacket->PacketNumber( ) )); |
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// Write message to USB |
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if(!IsActive()) |
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{ |
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if( &aPacket == ( &iCurrentPacket->NextPacket() ) |
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|| &aPacket == iCurrentPacket ) |
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{ |
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OstTrace0( TRACE_INTERNALS, CUSBPNUSBSENDER_TRYTOSENDPACKET, "CUsbPnUsbSender::TryToSendPacket - Write to socket" ); |
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E_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - Write to socket"))); |
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HBufC8& data(aPacket.Buffer()); |
|
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TInt length( data.Length() ); |
|
221 |
#ifdef EXTENDED_TRACE_FLAG |
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for(TInt i = 0; i < length; i++) |
0 | 223 |
{ |
9 | 224 |
OstTraceExt2( TRACE_INTERNALS, CUSBPNUSBSENDER_TRYTOSENDPACKET_DUP1, "CUsbPnUsbSender::Send( [%d] = %x )", i, data[i] ); |
0 | 225 |
E_TRACE( ( _T( "CUsbPnUsbSender::Send([%d] = %x )" ), i, data[i] ) ); |
226 |
i++; |
|
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} |
|
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#endif |
|
229 |
||
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// ZLP flag setting is optional. Could be always true as driver checks against max packet size |
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TBool zlp( ETrue ); |
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if( length != 0 ) |
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{ |
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zlp = ( ( length != 0 ) && |
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( length % KPnPacketSize ) == 0 ); |
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} |
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237 |
|
0 | 238 |
iLdd.Write( iStatus, EEndpoint1, data, length, zlp ); |
239 |
SetActive(); |
|
240 |
} |
|
241 |
else |
|
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{ |
|
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TRACE_ASSERT_ALWAYS; |
|
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} |
|
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} |
|
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else |
|
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{ |
|
9 | 248 |
OstTrace0( TRACE_INTERNALS, CUSBPNUSBSENDER_TRYTOSENDPACKET_DUP2, "CUsbPnUsbSender::TryToSendPacket - Already sending" ); |
0 | 249 |
E_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - Already sending"))); |
250 |
} |
|
251 |
||
9 | 252 |
OstTrace0( TRACE_BORDER, CUSBPNUSBSENDER_TRYTOSENDPACKET_EXIT, "CUsbPnUsbSender::TryToSendPacket - return void" ); |
0 | 253 |
A_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - return void" ) ) ); |
254 |
} |
|
255 |
||
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// ----------------------------------------------------------------------------- |
|
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// CUsbPnUsbSender::DoCancel |
|
258 |
// ----------------------------------------------------------------------------- |
|
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// |
|
260 |
void CUsbPnUsbSender::DoCancel( ) |
|
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{ |
|
262 |
OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_DOCANCEL_ENTRY, "CUsbPnUsbSender::DoCancel" ); |
|
263 |
C_TRACE( ( _T( "CUsbPnUsbSender::DoCancel()" ) ) ); |
|
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iLdd.WriteCancel( EEndpoint1 ); |
|
265 |
OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_DOCANCEL_EXIT, "CUsbPnUsbSender::DoCancel - return void" ); |
|
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C_TRACE( ( _T( "CUsbPnUsbSender::DoCancel() - return void" ) ) ); |
|
267 |
} |
|
268 |
||
269 |
// ----------------------------------------------------------------------------- |
|
270 |
// CUsbPnUsbSender::RunL |
|
271 |
// ----------------------------------------------------------------------------- |
|
272 |
// |
|
273 |
void CUsbPnUsbSender::RunL( ) |
|
274 |
{ |
|
9 | 275 |
OstTrace1( TRACE_BORDER, CUSBPNUSBSENDER_RUNL_ENTRY, "CUsbPnUsbSender::RunL;iStatus:%d", iStatus.Int() ); |
0 | 276 |
A_TRACE( ( _T( "CUsbPnUsbSender::RunL() iStatus:%d" ), iStatus.Int() ) ); |
277 |
||
278 |
User::LeaveIfError( iStatus.Int() ); |
|
279 |
||
280 |
iCurrentPacket->ReleaseL(); |
|
281 |
iBufferListener.Receive( ETrue ); |
|
282 |
iCurrentPacket = &iCurrentPacket->NextPacket(); |
|
283 |
||
284 |
if(iCurrentPacket != iPacket) |
|
285 |
{ |
|
9 | 286 |
OstTraceExt2( TRACE_INTERNALS, CUSBPNUSBSENDER_RUNL, "CUsbPnUsbSender::RunL - Write next in queue;tail=%d;head=%d", iCurrentPacket->PacketNumber(), iPacket->PacketNumber() ); |
0 | 287 |
E_TRACE( ( _T( "CUsbPnUsbSender::RunL() - Write next in queue tail:%d,head:%d " ), iCurrentPacket->PacketNumber(), iPacket->PacketNumber())); |
288 |
TryToSendPacket( iCurrentPacket->NextPacket() ); |
|
289 |
} |
|
9 | 290 |
OstTrace0( TRACE_BORDER, CUSBPNUSBSENDER_RUNL_EXIT, "CUsbPnUsbSender::RunL - return void" ); |
0 | 291 |
A_TRACE( ( _T( "CUsbPnUsbSender::RunL() - return void" ) ) ); |
292 |
} |
|
293 |
||
294 |
// ----------------------------------------------------------------------------- |
|
295 |
// CUsbPnUsbSender::RunError |
|
296 |
// ----------------------------------------------------------------------------- |
|
297 |
// |
|
298 |
TInt CUsbPnUsbSender::RunError( TInt aError ) |
|
299 |
{ |
|
9 | 300 |
OstTrace1( TRACE_BORDER, CUSBPNUSBSENDER_RUNERROR_ENTRY, "CUsbPnUsbSender::RunError;aError=%d", aError ); |
0 | 301 |
A_TRACE( ( _T( "CUsbPnUsbSender::RunError(aError:%d)" ), aError ) ); |
302 |
||
303 |
switch( aError ) |
|
304 |
{ |
|
305 |
case KErrUsbCableDetached: |
|
306 |
case KErrUsbDeviceBusReset: |
|
307 |
case KErrUsbInterfaceNotReady: |
|
308 |
case KErrUsbEpNotInInterface: |
|
309 |
case KErrUsbDeviceNotConfigured: |
|
310 |
case KErrUsbBadEndpoint: |
|
311 |
case KErrUsbDeviceClosing: |
|
312 |
case KErrUsbInterfaceChange: |
|
313 |
case KErrUsbEpNotReady: |
|
314 |
{ |
|
315 |
OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_RUNERROR, "CUsbPnUsbSender::RunError - Cable detached!" ); |
|
316 |
C_TRACE( ( _T( "CUsbPnUsbSender::RunError - Cable detached!" ))); |
|
317 |
break; |
|
318 |
} |
|
319 |
default: |
|
320 |
{ |
|
321 |
TRACE_ASSERT_ALWAYS; |
|
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mikaruus <mika.a.ruuskanen@nokia.com>
parents:
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diff
changeset
|
322 |
break; |
0 | 323 |
} |
324 |
} |
|
325 |
||
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mikaruus <mika.a.ruuskanen@nokia.com>
parents:
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diff
changeset
|
326 |
OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_RUNERROR_EXIT, "CUsbPnUsbSender::RunError - return" ); |
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parents:
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|
327 |
C_TRACE( ( _T( "CUsbPnUsbSender::RunError() - return" ) ) ); |
0 | 328 |
return KErrNone; |
329 |
} |
|
330 |
||
331 |
// ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
332 |
||
333 |
// End of File |