multimediacommsengine/mmcesrv/mmcemediamanager/src/mcemediastate.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 09 Jun 2010 10:06:41 +0300
branchRCL_3
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permissions -rw-r--r--
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/*
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* Copyright (c) 2005 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 "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 <mmccevents.h>
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#include "mcemediastate.h"
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#include "mcemediaobserver.h"
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#include "mcecomsession.h"
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#include "mcesdpsession.h"
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#include "mceevents.h"
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#include "mcesrvstream.h"
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#include "mcemmlogs.h"
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#define DEFAULT_IMPLEMENTATION() User::Leave( KErrTotalLossOfPrecision )
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#define DEFAULT_RETURN_IMPLEMENTATION( returnVal ) DEFAULT_IMPLEMENTATION();return returnVal
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// -----------------------------------------------------------------------------
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// TMceMediaState::TMceMediaState
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// -----------------------------------------------------------------------------
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//
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TMceMediaState::TMceMediaState ( CMceComSession& aSession )
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    : iSession( aSession ),
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      iRole( EMceRoleOfferer ),
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      iStackIndex( 0 )
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    {
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::~TMceMediaState
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// -----------------------------------------------------------------------------
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//
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TMceMediaState::~TMceMediaState ()
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	{
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	}
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// -----------------------------------------------------------------------------
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// TMceMediaState::CloneL
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// -----------------------------------------------------------------------------
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//
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TMceMediaState* TMceMediaState::CloneL( CMceComSession& /*aSession*/ ) const
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    {
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    DEFAULT_RETURN_IMPLEMENTATION( NULL );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::EntryL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::EntryL()
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    {
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    //NOP
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::Pushed
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::Pushed()
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    {
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    iStackIndex--;
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::StackIndex
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// -----------------------------------------------------------------------------
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//
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TInt TMceMediaState::StackIndex()
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    {
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    return iStackIndex;
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::CallbackAllowed
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// -----------------------------------------------------------------------------
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//
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TBool TMceMediaState::CallbackAllowed()
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    {
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     return iSession.NegotiationState().Id() != KMceMediaIdle &&
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            iSession.NegotiationState().Id() != KMceAnsweringMedia &&
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            iSession.NegotiationState().Id() != KMceAnsweringMediaUpdate &&
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            iSession.NegotiationState().Id() != KMceOfferingMedia &&
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            iSession.NegotiationState().Id() != KMceMediaNegotiated;
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::Callback
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::Callback()
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    {
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    //NOP
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::SetRole
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::SetRole( TMceNegotiationRole aRole )
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    {
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    iRole = aRole;
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::SetRole
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// -----------------------------------------------------------------------------
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//
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TMceNegotiationRole TMceMediaState::Role() const
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    {
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    return iRole;
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::MccError
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::MccError( TInt aError, TMceMccComEvent& aEvent )
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    {
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    //force to be error, if not yet
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    aEvent.iEvent = KMccStreamError;
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    aEvent.iError = aError;
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    CMceSrvStream::EventReceived( iSession.MccStreams(),
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                                  aEvent );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::MccLinkCreatedL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::MccLinkCreatedL( TMceMccComEvent& /*aEvent*/ )
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    {
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    DEFAULT_IMPLEMENTATION();
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::MccMediaPreparedL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::MccMediaPreparedL( TMceMccComEvent& /*aEvent*/ )
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    {
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    DEFAULT_IMPLEMENTATION();
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::MccMediaStartedL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::MccMediaStartedL( TMceMccComEvent& aEvent )
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    {
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    CMceSrvStream::EventReceived( iSession.MccStreams(), aEvent );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::MccMediaPausedL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::MccMediaPausedL( TMceMccComEvent& aEvent )
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    {
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    CMceSrvStream::EventReceived( iSession.MccStreams(), aEvent );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::MccMediaResumedL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::MccMediaResumedL( TMceMccComEvent& aEvent )
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    {
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    CMceSrvStream::EventReceived( iSession.MccStreams(), aEvent );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::UpdateL
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// -----------------------------------------------------------------------------
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//
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void TMceMediaState::UpdateL()
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    {
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    DEFAULT_IMPLEMENTATION();
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::DecodeL
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// -----------------------------------------------------------------------------
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//
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TMceSipWarningCode TMceMediaState::DecodeL( CSdpDocument& /*aSdpDocument*/ )
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    {
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    DEFAULT_RETURN_IMPLEMENTATION( KMceSipWarnMediaTypeNotAvailable );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::EncodeL
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// -----------------------------------------------------------------------------
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//
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CSdpDocument* TMceMediaState::EncodeL()
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    {
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    DEFAULT_RETURN_IMPLEMENTATION( NULL );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::NeedToNegotiate
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// -----------------------------------------------------------------------------
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//
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TBool TMceMediaState::NeedToNegotiate( CSdpDocument* /*aSdpDocument*/ )
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    {
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    MCEMM_DEBUG("TMceMediaState::NeedToNegotiate() ");
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    return EFalse;
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::ConfirmationNeeded
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// -----------------------------------------------------------------------------
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//
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TBool TMceMediaState::ConfirmationNeeded()
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    {
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    return iSession.SdpSession().NeedToNegotiate( iSession );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::ReservationNeeded
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// -----------------------------------------------------------------------------
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//
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TBool TMceMediaState::ReservationNeeded()
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    {
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    return iSession.SdpSession().ReservationNeeded( iSession );
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    }
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// -----------------------------------------------------------------------------
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// TMceMediaState::ReserveL
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// -----------------------------------------------------------------------------
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//
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TMceReturnStatus TMceMediaState::ReserveL()
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    {
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    return iSession.SdpSession().ReserveL( iSession );
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    }
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// End of File
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