telephonyprotocols/umtsgprsscpr/spudtel/src/cpdpstatuschangenotifier.cpp
changeset 64 b34bb05ac869
parent 56 ab72d5c1d770
equal deleted inserted replaced
56:ab72d5c1d770 64:b34bb05ac869
     1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // PDP status change notifier
       
    15 // 
       
    16 //
       
    17 
       
    18 /**
       
    19  @file 
       
    20  @internalComponent
       
    21 */
       
    22 
       
    23 #include <e32base.h>
       
    24 
       
    25 #include "cpdpstatuschangenotifier.h"
       
    26 #include "PDPFSM.h"
       
    27 #include "spudteldebuglogger.h"
       
    28 #include "pdpfsmnmspace.h"
       
    29 
       
    30 #include <pcktcs.h>
       
    31 
       
    32 
       
    33 /**
       
    34 @param aId - pdp context id
       
    35 @param aPacketContext - reference to etel packet context
       
    36 @param aPdpFsmInterface - reference to pdp fsm interface
       
    37 */
       
    38 CPdpStatusChangeNotifier::CPdpStatusChangeNotifier(TContextId aId,
       
    39 										RPacketContext& aPacketContext,
       
    40 										CPdpFsmInterface& aPdpFsmInterface)
       
    41 : CEtelDriverNotifier(aPdpFsmInterface),
       
    42   iId(aId),
       
    43   iPacketContext(aPacketContext),
       
    44   iContextStatus(RPacketContext::EStatusUnknown)
       
    45 	{
       
    46 	}
       
    47 
       
    48 CPdpStatusChangeNotifier::~CPdpStatusChangeNotifier()
       
    49 	{
       
    50 	Cancel();
       
    51 	}
       
    52 
       
    53 /** initiates notification */
       
    54 void CPdpStatusChangeNotifier::Start()
       
    55 	{
       
    56 	if (!IsActive() && (iContextStatus != RPacketContext::EStatusDeleted))
       
    57 		{ 
       
    58 		iPacketContext.NotifyStatusChange(iStatus, iContextStatus); 
       
    59 		SetActive();
       
    60 		}
       
    61 	}
       
    62 
       
    63 /** stops notification */	
       
    64 void CPdpStatusChangeNotifier::DoCancel()
       
    65 	{
       
    66 	if(IsActive())
       
    67 		{ 
       
    68 		SPUDTELVERBOSE_INFO_LOG(
       
    69 			_L("CPdpStatusChangeNotifier::DoCancel EPacketContextNotifyStatusChange"));
       
    70 		iPacketContext.CancelAsyncRequest(EPacketContextNotifyStatusChange); 
       
    71 		}
       
    72 	}
       
    73 
       
    74 /** notifies pdp fsm 
       
    75 
       
    76 @param aStatus - request status
       
    77 */
       
    78 void CPdpStatusChangeNotifier::Notify(const TRequestStatus& aStatus)
       
    79 	{
       
    80 	if(aStatus == KErrNone)
       
    81 		{
       
    82 		SPUDTELVERBOSE_INFO_LOG(_L("Notified of context status change"));
       
    83 		RPacketContext::TContextStatus aOldContextStatus;
       
    84 		iPdpFsmInterface.Get(iId, aOldContextStatus);
       
    85 		// only notify of change if it has actually changed
       
    86 		if (iContextStatus != aOldContextStatus)
       
    87 			{
       
    88 			SPUDTELVERBOSE_INFO_LOG(_L("FSM input EContextStatusChangeNetwork"));
       
    89 			iPdpFsmInterface.Set(iId, iContextStatus);
       
    90             TInt err = KErrNone;
       
    91             iPacketContext.GetLastErrorCause(err); // Ignore error return code.
       
    92 			iPdpFsmInterface.Input(iId, PdpFsm::EContextStatusChangeNetwork, err);
       
    93 			}
       
    94 		}
       
    95 	else
       
    96 		{ 
       
    97 		SPUDTEL_ERROR_LOG(_L("CPdpStatusChangeNotifier::Notify(), error: %d"), 
       
    98 						aStatus.Int());
       
    99 		ASSERT(aStatus == KErrCancel); 
       
   100 		}
       
   101 	}