author | mikaruus <mika.a.ruuskanen@nokia.com> |
Thu, 14 Jan 2010 10:44:58 +0200 | |
changeset 5 | 8ccc39f9d787 |
parent 0 | 63b37f68c1ce |
child 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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* 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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5
8ccc39f9d787
New release based on our 2010wk02 release
mikaruus <mika.a.ruuskanen@nokia.com>
parents:
0
diff
changeset
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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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// EXTERNAL DATA STRUCTURES |
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// EXTERNAL FUNCTION PROTOTYPES |
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// CONSTANTS |
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// MACROS |
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// LOCAL CONSTANTS AND MACROS |
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// MODULE DATA STRUCTURES |
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// LOCAL FUNCTION PROTOTYPES |
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// FORWARD DECLARATIONS |
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// ============================= LOCAL FUNCTIONS =============================== |
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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, 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( 0 ) |
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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 |
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for(TUint i = 1; i < (KPnUsbPacketCount + 1); 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(); |
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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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// Delete circular buffer objects |
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CUsbPnPacket* packet; |
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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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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::AddPacketBufferL |
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// ----------------------------------------------------------------------------- |
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void CUsbPnUsbSender::AddPacketBufferL( TInt aIndex ) |
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{ |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_ADDPACKETBUFFERL_ENTRY, "CUsbPnUsbSender::AddPacketBufferL" ); |
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C_TRACE((_T("CUsbPnUsbSender::AddPacketBuffer()"))); |
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iPacketCount++; |
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iPacket = CUsbPnPacket::NewL( iPacket, aIndex ); |
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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::PacketL |
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// ----------------------------------------------------------------------------- |
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CUsbPnPacket& CUsbPnUsbSender::PacketL() |
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{ |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_PACKETL_ENTRY, "CUsbPnUsbSender::PacketL" ); |
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C_TRACE((_T("CUsbPnUsbSender::PacketL()"))); |
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CUsbPnPacket& packet( iPacket->NextPacket() ); |
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TBool err = packet.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_PACKETL_EXIT, "CUsbPnUsbSender::PacketL - return;packet=%d", packet.PacketNumber() ); |
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C_TRACE((_T("CUsbPnUsbSender::PacketL() - return packet:%d"), packet.PacketNumber())); |
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return packet; |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::Send |
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// ?implementation_description |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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void CUsbPnUsbSender::Send( CUsbPnPacket& aPacket ) |
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{ |
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OstTrace0( TRACE_API, CUSBPNUSBSENDER_SEND_ENTRY, "CUsbPnUsbSender::Send" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::Send()" ) ) ); |
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iPacket = &iPacket->NextPacket(); |
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OstTrace1( TRACE_DETAILED, CUSBPNUSBSENDER_SEND, "CUsbPnUsbSender::Send;packet number:%d", iPacket->PacketNumber() ); |
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E_TRACE( ( _T( "CUsbPnUsbSender::Send() - packet number:%d" ), iPacket->PacketNumber() ) ); |
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TryToSendPacket( *iPacket ); |
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OstTrace0( TRACE_API, CUSBPNUSBSENDER_SEND_EXIT, "CUsbPnUsbSender::Send - return void" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::Send() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::TryToSendPacket |
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// ?implementation_description |
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// (other items were commented in a header). |
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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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OstTraceExt2( TRACE_API, CUSBPNUSBSENDER_TRYTOSENDPACKET_ENTRY, "CUsbPnUsbSender::TryToSendPacket;aPacket=%d;iCurrentPacket=%d", aPacket.PacketNumber(), iCurrentPacket->PacketNumber() ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket( aPacketNumber:%d, iCurrentPacket:%d )" ), aPacket.PacketNumber(), 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() || &aPacket == iCurrentPacket ) |
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{ |
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OstTrace0( TRACE_DETAILED, 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() ); |
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#ifdef EXTENDED_TRACE_FLAG |
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TInt i(0); |
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while(i < length ) |
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{ |
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OstTraceExt2( TRACE_DETAILED, CUSBPNUSBSENDER_TRYTOSENDPACKET_DUP1, "CUsbPnUsbSender::Send( [%d] = %x )", i, data[i] ); |
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E_TRACE( ( _T( "CUsbPnUsbSender::Send([%d] = %x )" ), i, data[i] ) ); |
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i++; |
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} |
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#endif |
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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( ( length != 0 ) && ( length % KPnPacketSize ) == 0 ); |
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iLdd.Write( iStatus, EEndpoint1, data, length, zlp ); |
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SetActive(); |
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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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} |
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else |
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{ |
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OstTrace0( TRACE_DETAILED, CUSBPNUSBSENDER_TRYTOSENDPACKET_DUP2, "CUsbPnUsbSender::TryToSendPacket - Already sending" ); |
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E_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - Already sending"))); |
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} |
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OstTrace0( TRACE_API, CUSBPNUSBSENDER_TRYTOSENDPACKET_EXIT, "CUsbPnUsbSender::TryToSendPacket - return void" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::TryToSendPacket() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::DoCancel |
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// ?implementation_description |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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void CUsbPnUsbSender::DoCancel( ) |
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{ |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_DOCANCEL_ENTRY, "CUsbPnUsbSender::DoCancel" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::DoCancel()" ) ) ); |
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iLdd.WriteCancel( EEndpoint1 ); |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_DOCANCEL_EXIT, "CUsbPnUsbSender::DoCancel - return void" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::DoCancel() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::RunL |
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// ?implementation_description |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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void CUsbPnUsbSender::RunL( ) |
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{ |
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OstTrace1( TRACE_API, CUSBPNUSBSENDER_RUNL_ENTRY, "CUsbPnUsbSender::RunL;iStatus:%d", iStatus.Int() ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::RunL() iStatus:%d" ), iStatus.Int() ) ); |
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User::LeaveIfError( iStatus.Int() ); |
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iCurrentPacket->ReleaseL(); |
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iBufferListener.Receive( ETrue ); |
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iCurrentPacket = &iCurrentPacket->NextPacket(); |
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if(iCurrentPacket != iPacket) |
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{ |
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// Continue write |
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OstTraceExt2( TRACE_DETAILED, CUSBPNUSBSENDER_RUNL, "CUsbPnUsbSender::RunL - Write next in queue;tail=%d;head=%d", iCurrentPacket->PacketNumber(), iPacket->PacketNumber() ); |
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E_TRACE( ( _T( "CUsbPnUsbSender::RunL() - Write next in queue tail:%d,head:%d " ), iCurrentPacket->PacketNumber(), iPacket->PacketNumber())); |
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TryToSendPacket( iCurrentPacket->NextPacket() ); |
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} |
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OstTrace0( TRACE_API, CUSBPNUSBSENDER_RUNL_EXIT, "CUsbPnUsbSender::RunL - return void" ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::RunL() - return void" ) ) ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUsbPnUsbSender::RunError |
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// ?implementation_description |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CUsbPnUsbSender::RunError( TInt aError ) |
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{ |
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OstTrace1( TRACE_API, CUSBPNUSBSENDER_RUNERROR_ENTRY, "CUsbPnUsbSender::RunError;aError=%d", aError ); |
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A_TRACE( ( _T( "CUsbPnUsbSender::RunError(aError:%d)" ), aError ) ); |
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switch( aError ) |
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{ |
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case KErrUsbCableDetached: |
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case KErrUsbDeviceBusReset: |
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case KErrUsbInterfaceNotReady: |
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case KErrUsbEpNotInInterface: |
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case KErrUsbDeviceNotConfigured: |
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case KErrUsbBadEndpoint: |
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case KErrUsbDeviceClosing: |
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case KErrUsbInterfaceChange: |
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case KErrUsbEpNotReady: |
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{ |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_RUNERROR, "CUsbPnUsbSender::RunError - Cable detached!" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::RunError - Cable detached!" ))); |
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aError = KErrNone; |
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break; |
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} |
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default: |
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{ |
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TRACE_ASSERT_ALWAYS; |
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} |
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} |
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OstTrace0( TRACE_NORMAL, CUSBPNUSBSENDER_RUNERROR_EXIT, "CUsbPnUsbSender::RunError - return void" ); |
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C_TRACE( ( _T( "CUsbPnUsbSender::RunL() - return void" ) ) ); |
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return KErrNone; |
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} |
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// ========================== OTHER EXPORTED FUNCTIONS ========================= |
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// End of File |