multimediacommsengine/mmcesrv/mmceserver/src/mcestateserverreserving.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:04:58 +0200
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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 "mcestateserverreserving.h"
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#include "mcesipsession.h"
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#include "mceactionset.h"
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#include "mcefcactionset.h"
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#include "mceclientserver.h"
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// -----------------------------------------------------------------------------
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// CMceStateServerReserving::CMceStateServerReserving
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// -----------------------------------------------------------------------------
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//
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CMceStateServerReserving::CMceStateServerReserving ()
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    : CMceState( KMceStateServerReserving )
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	{
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	}
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// -----------------------------------------------------------------------------
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// CMceStateServerReserving::~CMceStateServerReserving
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// -----------------------------------------------------------------------------
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//
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CMceStateServerReserving::~CMceStateServerReserving()
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	{
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	}
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// -----------------------------------------------------------------------------
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// CMceStateServerReserving::DoAcceptL
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// -----------------------------------------------------------------------------
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//
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TBool CMceStateServerReserving::DoAcceptL( TMceStateTransitionEvent& aEvent )
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	{
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	User::LeaveIfError(
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       aEvent.Code() == EMceUpdate ||
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       aEvent.Code() == EMceMediaReserved ||      
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       aEvent.Code() == EMceItcEnable ||
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       aEvent.Code() == EMceItcDisable ||
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       IsExtensionRequestEvent( aEvent )
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       ? KErrNone : KErrTotalLossOfPrecision );
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	return ETrue;
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	}
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// -----------------------------------------------------------------------------
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// CMceStateServerReserving::EntryL
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// -----------------------------------------------------------------------------
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//
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void CMceStateServerReserving::EntryL( TMceStateTransitionEvent& aEvent )
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	{
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	if ( IsExtensionRequestEvent( aEvent ))
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		{
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		HandleExtensionRequestEventL( aEvent );	
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		}
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	else
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		{
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	    switch ( aEvent.Code() )
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	        {
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	        case EMceUpdate:
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	            {
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	            EntryUpdateL( aEvent );
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	            break;
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	            }
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	        case EMceMediaReserved:
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	            {
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	            EntryMediaReservedL( aEvent );
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	            break;
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	            }
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	        case EMceItcEnable:
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	        case EMceItcDisable:
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	            {
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	            aEvent.Session().Actions().ControlMediaL( aEvent.ParamIDs(), 
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	                                             (TMceItcFunctions)aEvent.Code() );
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	            break;
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	            } 
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	        default:
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	            {
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	            break;
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	            }
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	        }
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		}
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	}
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// -----------------------------------------------------------------------------
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// CMceStateServerReserving::ExitL
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// -----------------------------------------------------------------------------
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//
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void CMceStateServerReserving::ExitL( TMceStateTransitionEvent& aEvent )
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	{
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	if ( IsExtensionRequestEvent( aEvent ))
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		{
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		//Do Nothing;
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		}
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diff changeset
   118
		
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   119
	else
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		{
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   121
		CMceSipSession& session = aEvent.Session();
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		TInt status = aEvent.ParamStatus();
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   123
		switch ( aEvent.Code() )
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   124
	        {
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   125
	        case EMceUpdate:
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	            {
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   127
	            if ( MCE_IS_ERROR( status ) )
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   128
	                {
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	                session.Actions().StateChanged( KMceStateTerminated );
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	                session.Actions().ClientStateChangedL( CMceSession::ETerminated );
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   131
	                }
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	            else if ( status == KMceAsync )
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   133
	                {
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	                // go to confirmation required state to wait
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	                // update to complete. New reservation needed after that.
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	                session.Actions().StateChanged( 
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	                    KMceStateConfirmationRequired );
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	                }
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	            else // KMceReady
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	                {
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   141
	                // NOP
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	                }
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   143
	            break;
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   144
	            }
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	        case EMceMediaReserved:
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   146
	            {
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	            // other state changes are handled in entry
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   148
	            session.Actions().StateChanged( KMceStateConfirmationRequired );
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   149
	            break;
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   150
	            }
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   151
	        default:
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	            {
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   153
	            break;
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   154
	            }
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   155
	        }
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   156
		}
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   157
	}
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   158
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// -----------------------------------------------------------------------------
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   160
// CMceStateServerReserving::EntryUpdateL
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// -----------------------------------------------------------------------------
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   162
//
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   163
void CMceStateServerReserving::EntryUpdateL( 
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   164
                                        TMceStateTransitionEvent& aEvent )
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   165
    {
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   166
    CMceSipSession& session = aEvent.Session();
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   167
    TMceSipWarningCode warning = KErrNone;
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   168
    
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   169
    warning = session.Actions().DecodeL();
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   170
    aEvent.ParamStatus() = !warning ? KErrNone : KErrAbort;
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   171
    if ( !warning )
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   172
        {
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   173
        TMceReturnStatus status = session.Actions().UpdateL();
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   174
        aEvent.ParamStatus() = status;
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   175
        }
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   176
            
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   177
    if ( MCE_IS_ERROR( aEvent.ParamStatus() ) )
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   178
        {
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   179
        if ( warning ) //if error, reject offer (4XX out)
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   180
            {
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   181
            session.Actions().SendRejectOfferWithWarningL( warning, session.Request() );
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   182
            }
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   183
        else
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   184
            {
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   185
            MceSip::DiscardRequest( session.Request() );
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   186
            }
1bce908db942 Revision: 201003
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   187
            
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   188
        //reject also invite
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   189
        session.DiscardInvite();
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parents:
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   190
        }
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   191
    }
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parents:
diff changeset
   192
    
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   193
// -----------------------------------------------------------------------------
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   194
// CMceStateServerReserving::EntryMediaReservedL
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   195
// -----------------------------------------------------------------------------
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   196
//    
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   197
void CMceStateServerReserving::EntryMediaReservedL( 
1bce908db942 Revision: 201003
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   198
                                        TMceStateTransitionEvent& aEvent )
1bce908db942 Revision: 201003
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parents:
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   199
    {
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   200
    CMceSipSession& session = aEvent.Session();
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parents:
diff changeset
   201
    if ( MCE_NEED_TO_RECEIVE( session ) )
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parents:
diff changeset
   202
        {
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   203
        // find out, is the UPDATE received yet
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   204
        CSIPServerTransaction* update = NULL;
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parents:
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   205
        RStringF trx = session.Request().Type();
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parents:
diff changeset
   206
        if ( trx == SIPStrings::StringF( SipStrConsts::EUpdate ) )
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parents:
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   207
            {
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   208
            update = &session.Request();
1bce908db942 Revision: 201003
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parents:
diff changeset
   209
            }
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parents:
diff changeset
   210
        
1bce908db942 Revision: 201003
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diff changeset
   211
        if ( update )
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parents:
diff changeset
   212
            {
1bce908db942 Revision: 201003
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   213
            session.Actions().EncodeL();
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parents:
diff changeset
   214
            session.FCActions().UpdateFCAnswerL( *session.Offer() );
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parents:
diff changeset
   215
            session.Actions().SendAnswerL( *update );
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parents:
diff changeset
   216
            session.Actions().StateChanged( KMceStateUpdated );
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parents:
diff changeset
   217
            session.Actions().ClientStateChangedL( CMceSession::EProceeding,
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parents:
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   218
                                                   *session.Body(),
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parents:
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   219
                                                   KErrNone );        
1bce908db942 Revision: 201003
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parents:
diff changeset
   220
            }
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parents:
diff changeset
   221
        }
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   222
    else
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parents:
diff changeset
   223
        {
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   224
        session.Actions().StateChanged( KMceStateUpdated );
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parents:
diff changeset
   225
        session.Actions().ClientStateChangedL( CMceSession::EProceeding,
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parents:
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   226
                                               *session.Body(),
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   227
                                               KErrNone );        
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   228
        }
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   229
    }
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parents:
diff changeset
   230
    
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diff changeset
   231
// End of file