author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 01:12:20 +0200 | |
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/** @file |
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* Copyright (c) 2005-2006 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: Implementation of RUpnpSessionBase |
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* |
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*/ |
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|
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#include "upnpsessionbase.h" |
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// ======== LOCAL FUNCTIONS ======== |
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#include "upnpcustomlog.h" |
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|
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// ----------------------------------------------------------------------------- |
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// StartServer |
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// Static method to start the server. |
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// Start the server process. Simultaneous launching |
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// of two such processes should be detected when the second one attempts to |
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// create the server object, failing with KErrAlreadyExists. |
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// ----------------------------------------------------------------------------- |
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// |
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static TInt StartServer( TUid aUid3, const TDesC& aFileName ) |
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{ |
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const TUidType serverUid( KNullUid, KNullUid, aUid3 ); |
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RProcess server; |
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TInt r = server.Create( aFileName, KNullDesC, serverUid ); |
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if ( r != KErrNone ) |
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{ |
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return r; |
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} |
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TRequestStatus stat; |
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server.Rendezvous( stat ); |
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if ( stat != KRequestPending ) |
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{ |
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server.Kill( 0 ); // abort startup |
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} |
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else |
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{ |
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server.Resume(); // logon OK - start the server |
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} |
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User::WaitForRequest( stat ); // wait for start or death |
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// we can't use the 'exit reason' if the server panicked as this |
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// is the panic 'reason' and may be '0' which cannot be distinguished |
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// from KErrNone |
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r = (server.ExitType() == EExitPanic) ? KErrGeneral : stat.Int(); |
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server.Close(); |
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return r; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// RUpnpSessionBase::Connect |
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// Connect to the server, attempting to start it if necessary |
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// ----------------------------------------------------------------------------- |
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EXPORT_C TInt RUpnpSessionBase::Connect( const TDesC& aServerName, TVersion aServerVersion, |
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TInt aServerMessageSlots, TInt aServerStartRetryCount, |
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const TDesC& aServerFileName, TUid aServerUid3 ) |
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{ |
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TInt retry = aServerStartRetryCount; |
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for ( ;; ) |
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{ |
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TInt r = CreateSession( aServerName, aServerVersion, aServerMessageSlots ); |
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if ( r != KErrNotFound && r != KErrServerTerminated ) |
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{ |
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return r; |
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} |
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if ( --retry == 0 ) |
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{ |
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return r; |
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} |
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r = StartServer( aServerUid3, aServerFileName ); |
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if ( r != KErrNone && r != KErrAlreadyExists ) |
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{ |
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return r; |
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} |
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} |
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} |