--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/connectivitylayer/usbphonetlink/usbpnserver_exe/src/cusbpnisareceiver.cpp Fri Nov 06 17:28:23 2009 +0000
@@ -0,0 +1,336 @@
+/*
+* 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 the License "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:
+*
+*/
+
+// INCLUDE FILES
+#include "cusbpnisareceiver.h"
+#include "cusbpnusbsender.h"
+#include "cusbpnpacket.h"
+#include "usbpndefinitions.h" // For constants
+#include "usbpntrace.h"
+
+#include "osttracedefinitions.h"
+#ifdef OST_TRACE_COMPILER_IN_USE
+#include "cusbpnisareceiverTraces.h"
+#endif
+
+#include <iscapi.h> // For RIscApi
+#include <d32usbc.h> // For RDevUsbcClient
+#include <phonetisi.h> // For Phonet definitions
+#ifndef NCP_COMMON_BRIDGE_FAMILY
+#include <pn_const.h> // For Resource ID
+#include <mediaisi.h> // For Media specific message ID
+#endif /* NCP_COMMON_BRIDGE_FAMILY */
+
+// EXTERNAL DATA STRUCTURES
+// EXTERNAL FUNCTION PROTOTYPES
+// CONSTANTS
+// MACROS
+// LOCAL CONSTANTS AND MACROS
+// MODULE DATA STRUCTURES
+// LOCAL FUNCTION PROTOTYPES
+// FORWARD DECLARATIONS
+
+// ============================= LOCAL FUNCTIONS ===============================
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::CUsbPnIsaReceiver
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CUsbPnIsaReceiver::CUsbPnIsaReceiver( RIscApi& aIscApi )
+#ifdef NCP_COMMON_ENOSW_IN_USE
+ // CUsbPnUsbSender uses ECommTransmitPriority=100.
+ // Set priority lower than 100, so that CUsbPnUsbSender can send packages.
+ :CActive( 99 )
+#else
+ :CActive( CActive::EPriorityStandard - 1 )
+#endif
+ ,iIscApi(aIscApi)
+ ,iRecvPtr(0,0)
+ ,iForwardFlag(EFalse)
+ {
+ OstTrace1( TRACE_NORMAL, CUSBPNISARECEIVER_CUSBPNISARECEIVER_ENTRY, "CUsbPnIsaReceiver::CUsbPnIsaReceiver;aIscApi=%x", ( TUint )&( aIscApi ) );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::CUsbPnIsaReceiver( aIscApi:0x%x )" ), &aIscApi ) );
+
+ CActiveScheduler::Add(this);
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CUSBPNISARECEIVER_EXIT, "CUsbPnIsaReceiver::CUsbPnIsaReceiver - return" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::CUsbPnIsaReceiver() - return" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CUsbPnIsaReceiver::ConstructL( RDevUsbcClient& aLdd )
+ {
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CONSTRUCTL_ENTRY, "CUsbPnIsaReceiver::ConstructL" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::ConstructL()" ) ) );
+
+ iUsbSender = CUsbPnUsbSender::NewL( *this, aLdd );
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CONSTRUCTL_EXIT, "CUsbPnIsaReceiver::ConstructL - return void" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::ConstructL() - return void" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CUsbPnIsaReceiver* CUsbPnIsaReceiver::NewL( RIscApi& aIscApi, RDevUsbcClient& aLdd )
+ {
+ OstTraceExt2( TRACE_NORMAL, CUSBPNISARECEIVER_NEWL_ENTRY, "CUsbPnIsaReceiver::NewL;aIscApi=%x;aLdd=%x", ( TUint )&( aIscApi ), ( TUint )&( aLdd ) );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::NewL( aIscApi:0x%x, aLdd:0x%x )" ), &aIscApi, &aLdd ) );
+
+ CUsbPnIsaReceiver* self = new( ELeave ) CUsbPnIsaReceiver( aIscApi );
+
+ CleanupStack::PushL( self );
+ self->ConstructL( aLdd );
+ CleanupStack::Pop( self );
+
+ OstTrace1( TRACE_NORMAL, CUSBPNISARECEIVER_NEWL_EXIT, "CUsbPnIsaReceiver::NewL - return;self=%x", self );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::NewL() - return 0x%x" ), self ) );
+ return self;
+ }
+
+// Destructor
+CUsbPnIsaReceiver::~CUsbPnIsaReceiver()
+ {
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CUSBPNISARECEIVER_DESTRUCTOR_ENTRY, "CUsbPnIsaReceiver::~CUsbPnIsaReceiver" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::~CUsbPnIsaReceiver()" ) ) );
+
+ Cancel();
+ if( iUsbSender )
+ {
+ delete iUsbSender;
+ }
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CUSBPNISARECEIVER_DESTRUCTOR_EXIT, "CUsbPnIsaReceiver::~CUsbPnIsaReceiver - return" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::~CUsbPnIsaReceiver() - return" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::DoCancel
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CUsbPnIsaReceiver::DoCancel( )
+ {
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_DOCANCEL_ENTRY, "CUsbPnIsaReceiver::DoCancel" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::DoCancel()" ) ) );
+
+ iIscApi.ReceiveCancel();
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_DOCANCEL_EXIT, "CUsbPnIsaReceiver::DoCancel - return void" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::DoCancel() - return void" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::RunL
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CUsbPnIsaReceiver::RunL( )
+ {
+ OstTrace1( TRACE_API, CUSBPNISARECEIVER_RUNL_ENTRY, "CUsbPnIsaReceiver::RunL;iStatus=%d", iStatus.Int() );
+ A_TRACE( ( _T( "CUsbPnIsaReceiver::RunL() iStatus:%d" ), iStatus.Int() ) );
+
+ User::LeaveIfError(iStatus.Int());
+
+ iRecvPtr.Set( iPacket->Buffer().Des() );
+
+#ifndef NCP_COMMON_BRIDGE_FAMILY
+ //Media specific resp from SOS USB MM
+ if( (iRecvPtr[ISI_HEADER_OFFSET_RESOURCEID] == PN_MEDIA_CONTROL) &&
+ (iRecvPtr[ISI_HEADER_OFFSET_MESSAGEID] == PNS_MEDIA_SPECIFIC_RESP) )
+ {
+ OstTrace0( TRACE_API, CUSBPNISARECEIVER_RUNL, "CUsbPnIsaReceiver::RunL - Media specific resp" );
+ A_TRACE( ( _T( "CUsbPnIsaReceiver::RunL - Media specific resp" )));
+ // Empty packet buffer and receive next packet to it.
+ iPacket->ReleaseL();
+ iRecvPtr.Set( iPacket->Buffer().Des() );
+ iIscApi.Receive( iStatus, iRecvPtr, iNeededLength );
+ OstTrace0( TRACE_DETAILED, CUSBPNISARECEIVER_RUNL_DUP1, "CUsbPnIsaReceiver::RunL - receiving new" );
+ E_TRACE((_T("CUsbPnUsbReceiver::RunL - Receiving new")));
+ SetActive();
+ }
+ else
+#endif /* NCP_COMMON_BRIDGE_FAMILY */
+ {
+
+ //Normal case
+ if( iForwardFlag )
+ {
+ ConstructMessage();
+ iUsbSender->Send( *iPacket );
+ Receive( iForwardFlag );
+ }
+
+ // PC phonet connection not open
+ else
+ {
+ OstTrace0( TRACE_API, CUSBPNISARECEIVER_RUNL_DUP2, "CUsbPnIsaReceiver::RunL - Discarding" );
+ A_TRACE( ( _T( "CUsbPnIsaReceiver::RunL - Discarding" )));
+ // Empty packet buffer and receive next packet to it.
+ iPacket->ReleaseL();
+ iRecvPtr.Set( iPacket->Buffer().Des() );
+ iIscApi.Receive( iStatus, iRecvPtr, iNeededLength );
+ OstTrace0( TRACE_DETAILED, CUSBPNISARECEIVER_RUNL_DUP3, "CUsbPnIsaReceiver::RunL - receiving new" );
+ E_TRACE((_T("CUsbPnUsbReceiver::RunL - Receiving new")));
+ SetActive();
+ }
+ }
+
+ OstTrace0( TRACE_API, CUSBPNISARECEIVER_RUNL_EXIT, "CUsbPnIsaReceiver::RunL - return void" );
+ A_TRACE( ( _T( "CUsbPnIsaReceiver::RunL() - return void" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::RunError
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TInt CUsbPnIsaReceiver::RunError( TInt aError )
+ {
+ OstTrace1( TRACE_API, CUSBPNISARECEIVER_RUNERROR_ENTRY, "CUsbPnIsaReceiver::RunError;aError=%d", aError );
+ A_TRACE( ( _T( "CUsbPnIsaReceiver::RunError( aError:%d )" ), aError ) );
+
+ switch( aError )
+ {
+ case KErrNoMemory:
+ {
+ OstTrace0( TRACE_DETAILED, CUSBPNISARECEIVER_RUNERROR, "CUsbPnIsaReceiver::RunError - Release packet buffer and alloc bigger for temporary use" );
+ E_TRACE( ( _T( "CUsbPnIsaReceiver::RunError - Release packet buffer and alloc bigger for temporary use" )));
+ aError = KErrNone;
+ TRAP( aError, iPacket->ReallocBufferL( iNeededLength ) );
+ if( aError == KErrNone )
+ {
+ iRecvPtr.Set( iPacket->Buffer().Des() );
+ iIscApi.Receive( iStatus, iRecvPtr, iNeededLength );
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_RUNERROR_DUP1, "CUsbPnIsaReceiver::RunError - Receiving into bigger" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::RunError - Receiving into bigger" )) );
+ SetActive();
+ }
+ break;
+ }
+ case KErrOverflow:
+ {
+ OstTrace0( TRACE_DETAILED, CUSBPNISARECEIVER_RUNERROR_DUP2, "CUsbPnIsaReceiver::RunError - Release ISC buffer." );
+ E_TRACE( ( _T( "CUsbPnIsaReceiver::RunError - Release ISC buffer." )));
+ aError = KErrNone;
+ iIscApi.ResetBuffers(); // Clear ISC buffer. (connection was probably down, so the old messages are not needed)
+ break;
+ }
+ default:
+ {
+ TRACE_ASSERT_ALWAYS;
+ User::Panic( KUsbPnPanicCat, aError );
+ break;
+ }
+ }
+
+ OstTrace1( TRACE_NORMAL, CUSBPNISARECEIVER_RUNERROR_EXIT, "CUsbPnIsaReceiver::RunError - return;aError=%d", aError );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::RunError() return - aError:%d )" ), aError ) );
+ return aError;
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::Receive
+// aForward should be ETrue only when Phonet connection is open to PC
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CUsbPnIsaReceiver::Receive( TBool aForward )
+ {
+ OstTrace1( TRACE_NORMAL, CUSBPNISARECEIVER_RECEIVE_ENTRY, "CUsbPnIsaReceiver::Receive;aForward=%d", aForward );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::Receive( aForward:%d)" ), aForward ));
+
+ iForwardFlag = aForward;
+
+ if(!IsActive())
+ {
+ TRAPD( err, iPacket = &iUsbSender->PacketL() );
+ if(!err)
+ {
+ iRecvPtr.Set( iPacket->Buffer().Des() );
+ iIscApi.Receive( iStatus, iRecvPtr, iNeededLength );
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_RECEIVE, "CUsbPnIsaReceiver::Receive - Receiving" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::Receive - Receiving" )) );
+ SetActive();
+ }
+ else
+ {
+ // No free packets so receiving not activated until sender
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_RECEIVE_DUP1, "CUsbPnIsaReceiver::Receive - Sender tells when to continue" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::Receive - Sender tells when to continue" )) );
+ }
+ }
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_RECEIVE_EXIT, "CUsbPnIsaReceiver::Receive - return void" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::Receive() - return void" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::SetForwardFlag
+// aForward should be ETrue only when Phonet connection is open to PC
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CUsbPnIsaReceiver::SetForwardFlag( TBool aForward )
+ {
+ OstTrace1( TRACE_NORMAL, CUSBPNISARECEIVER_SETFORWARDFLAG_ENTRY, "CUsbPnIsaReceiver::SetForwardFlag=%d", aForward );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::SetForwardFlag( aForward:%d)" ), aForward ));
+
+ iForwardFlag = aForward;
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_SETFORWARDFLAG_EXIT, "CUsbPnIsaReceiver::SetForwardFlag - return void" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::SetForwardFlag() - return void" ) ) );
+ }
+
+// -----------------------------------------------------------------------------
+// CUsbPnIsaReceiver::ConstructMessage
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CUsbPnIsaReceiver::ConstructMessage()
+ {
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CONSTRUCTMESSAGE_ENTRY, "CUsbPnIsaReceiver::ConstructMessage" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::ConstructMessage()" ) ) );
+
+ // Converts the endianess of message length
+ OstTrace1( TRACE_DETAILED, CUSBPNISARECEIVER_CONSTRUCTMESSAGE, "CUsbPnIsaReceiver::ConstructMessage - Convert endianness;iRecvPtr.Length()=%d", iRecvPtr.Length() );
+ E_TRACE( ( _T( "CUsbPnIsaReceiver::ConstructMessage() - Convert endianness - iRecvPtr.Length():%d" ), iRecvPtr.Length() ) );
+ TUint8 tmp4(iRecvPtr[ISI_HEADER_OFFSET_LENGTH]);
+ TUint8 tmp5(iRecvPtr[ISI_HEADER_OFFSET_LENGTH +1]);
+ iRecvPtr[ISI_HEADER_OFFSET_LENGTH] = tmp5;
+ iRecvPtr[ISI_HEADER_OFFSET_LENGTH +1] = tmp4;
+
+ OstTrace0( TRACE_NORMAL, CUSBPNISARECEIVER_CONSTRUCTMESSAGE_EXIT, "CUsbPnIsaReceiver::ConstructMessage - return void" );
+ C_TRACE( ( _T( "CUsbPnIsaReceiver::ConstructMessage() - return void" ) ) );
+ }
+
+// ========================== OTHER EXPORTED FUNCTIONS =========================
+
+// End of File