realtimenetprots/sipfw/SIP/Codec/src/SIPStrings.cpp
author Petteri Saari <petteri.saari@digia.com>
Thu, 02 Dec 2010 15:23:48 +0200
branchMSRP_FrameWork
changeset 60 7634585a4347
parent 0 307788aac0a8
permissions -rw-r--r--
This release addresses the following: - Multiple concurrent file transfer bug fixes. i.e. one device is concurrently receiving multiple files from multiple devices
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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// Copyright (c) 2004-2009 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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// Name          : SIPStrings.cpp
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// Part of       : SIP Codec
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// Version       : SIP/4.0 
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//
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#include "sipstrings.h"
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#include "CSIPCodecTlsPtrs.h"
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#include "CSIPStrings.h"
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#include "sipstrconsts.h"
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#include "_sipcodecdefs.h"
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// -----------------------------------------------------------------------------
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// SIPStrings::OpenL
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// Opens stringpool owner, leaves if one already exists in TLS
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void SIPStrings::OpenL()
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	{
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	CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() );
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	if( !tlsPtrs )
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		{
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		CSIPStrings* strings = CSIPStrings::NewL();
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        CleanupStack::PushL( strings );
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		tlsPtrs = new(ELeave)CSIPCodecTlsPtrs( strings );
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		CleanupStack::Pop( strings );
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		CleanupStack::PushL( tlsPtrs );
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		User::LeaveIfError( Dll::SetTls( tlsPtrs ) );
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		CleanupStack::Pop( tlsPtrs );
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		}
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	else
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		{
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		CSIPStrings* strings = tlsPtrs->iStrings;
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		// SIPHeaderLookup cannot have created the tls, 
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		// since SIPHeaderLookup is depended on SIPStrings		
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		__ASSERT_ALWAYS( strings, 
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		                User::Panic( KNullDesC, KErrAlreadyExists ));
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		strings->IncrementUsageCount();
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		}
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	}
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// -----------------------------------------------------------------------------
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// SIPStrings::Close
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// Closes & deletes string pool
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void SIPStrings::Close()
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	{
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	CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() );
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	if ( !tlsPtrs )
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        {
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        return;
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        }
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    CSIPStrings* strings = tlsPtrs->iStrings;
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    // SIPStrings must be always Closed after SIPHeaderLookup,
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    // since SIPHeaderLookup depends on SIPStrings
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 	__ASSERT_ALWAYS( strings, User::Panic( KNullDesC, KErrNotFound ));
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    strings->DecrementUsageCount();
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    if ( strings->UsageCount() == 0 )
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    	{ 
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		if ( !tlsPtrs->iHeaderLookup )
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			{
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			delete tlsPtrs;
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			Dll::FreeTls();
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			}
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		else
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			{
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			tlsPtrs->DestroyStrings();
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			}
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    	}
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	}
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// -----------------------------------------------------------------------------
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// SIPStrings::StringF
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// -----------------------------------------------------------------------------
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//
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EXPORT_C RStringF SIPStrings::StringF( TInt aIndex )
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	{
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	CSIPStrings* strings = Strings();	              	
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	return strings->Pool().StringF( aIndex, strings->Table() );
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	}
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// -----------------------------------------------------------------------------
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// SIPStrings::StringPool
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// Returns string pool
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// -----------------------------------------------------------------------------
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//
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EXPORT_C RStringPool SIPStrings::Pool()
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    {
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	return Strings()->Pool();
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    }
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// -----------------------------------------------------------------------------
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// SIPStrings::StringTableL
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// Returns string table
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// -----------------------------------------------------------------------------
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//
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EXPORT_C const TStringTable& SIPStrings::Table()
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    {
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	return Strings()->Table();
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    }
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// -----------------------------------------------------------------------------
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// SIPStrings::Strings
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// -----------------------------------------------------------------------------
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//    
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CSIPStrings* SIPStrings::Strings()
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	{
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	CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() );	
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    __ASSERT_ALWAYS( tlsPtrs, User::Panic( KNullDesC, KErrNotReady ) );	
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    CSIPStrings* strings = tlsPtrs->iStrings;
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    __ASSERT_ALWAYS( strings, User::Panic( KNullDesC, KErrNotReady ) );
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    return strings;
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	}