realtimenetprots/sipfw/SIP/Codec/src/SIPHeaderLookup.cpp
changeset 0 307788aac0a8
equal deleted inserted replaced
-1:000000000000 0:307788aac0a8
       
     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 // Name          : SIPHeaderLookup.cpp
       
    15 // Part of       : Codec
       
    16 // Version       : SIP/4.0 
       
    17 //
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 #include "SIPHeaderLookup.h"
       
    23 #include "CSIPCodecTlsPtrs.h"
       
    24 #include "CSIPHeaderLookupTable.h"
       
    25 #include "_sipcodecdefs.h"
       
    26 
       
    27 
       
    28 // -----------------------------------------------------------------------------
       
    29 // SIPHeaderLookup::OpenL
       
    30 // -----------------------------------------------------------------------------
       
    31 //
       
    32 EXPORT_C void SIPHeaderLookup::OpenL()
       
    33 	{
       
    34 	CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() );
       
    35 	// If SIPStrings has not created the tls-pointer,
       
    36 	// the string pool has not been opened and header lookup cannot be used.
       
    37 	__ASSERT_ALWAYS( tlsPtrs, User::Leave ( KErrNotReady ) );
       
    38 	
       
    39 	CSIPHeaderLookupTable* lookup = tlsPtrs->iHeaderLookup;
       
    40 	if( lookup )
       
    41 		{
       
    42 		lookup->IncrementUsageCount();
       
    43 		}
       
    44 	else
       
    45 		{
       
    46 		tlsPtrs->iHeaderLookup = CSIPHeaderLookupTable::NewL();
       
    47 		}
       
    48 	}
       
    49 
       
    50 // -----------------------------------------------------------------------------
       
    51 // SIPHeaderLookup::Close
       
    52 // -----------------------------------------------------------------------------
       
    53 //
       
    54 EXPORT_C void SIPHeaderLookup::Close()
       
    55 	{	
       
    56 	CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() );
       
    57 	if ( !tlsPtrs || !tlsPtrs->iHeaderLookup )
       
    58         {
       
    59         return;
       
    60         }
       
    61         
       
    62 	CSIPHeaderLookupTable* lookup = tlsPtrs->iHeaderLookup;
       
    63 	lookup->DecrementUsageCount();        
       
    64 	if ( !tlsPtrs->iStrings )
       
    65 		{
       
    66 		if( lookup->UsageCount() == 0 )
       
    67 			{
       
    68 			delete tlsPtrs;
       
    69 			Dll::FreeTls();			
       
    70 			}
       
    71 		}
       
    72 	else
       
    73 		{
       
    74 		if( lookup->UsageCount() == 0 )
       
    75 			{
       
    76 			tlsPtrs->DestroyHeaderLookup();
       
    77 			}
       
    78 		}		
       
    79 	}
       
    80 
       
    81 // -----------------------------------------------------------------------------
       
    82 // SIPHeaderLookup::IsSupportedL
       
    83 // -----------------------------------------------------------------------------
       
    84 //
       
    85 EXPORT_C TBool SIPHeaderLookup::IsSupported(RStringF aHeaderName)
       
    86 	{
       
    87 	return LookupTable()->IsSupported(aHeaderName);
       
    88 	}
       
    89 
       
    90 // -----------------------------------------------------------------------------
       
    91 // SIPHeaderLookup::InternalizeL
       
    92 // -----------------------------------------------------------------------------
       
    93 //
       
    94 EXPORT_C CSIPHeaderBase* 
       
    95 SIPHeaderLookup::InternalizeL(RStringF aName,RReadStream& aReadStream)
       
    96 	{
       
    97 	return LookupTable()->InternalizeL(aName,aReadStream);
       
    98 	}
       
    99 
       
   100 // -----------------------------------------------------------------------------
       
   101 // SIPHeaderLookup::IsAPIHeaderL
       
   102 // -----------------------------------------------------------------------------
       
   103 //
       
   104 EXPORT_C TBool SIPHeaderLookup::IsAPIHeader(RStringF aName)
       
   105     {
       
   106     // The headers that support serialization and 
       
   107     // are supported as non-extension headers are API headers.
       
   108     return LookupTable()->InternalizeSupported(aName);
       
   109     }
       
   110 
       
   111 // -----------------------------------------------------------------------------
       
   112 // SIPHeaderLookup::CreateHeaderL
       
   113 // -----------------------------------------------------------------------------
       
   114 //
       
   115 EXPORT_C RPointerArray<CSIPHeaderBase> 
       
   116 SIPHeaderLookup::CreateHeaderL(RStringF aName,const TDesC8& aValue)
       
   117 	{
       
   118 	return LookupTable()->CreateHeaderL(aName,aValue);
       
   119 	}
       
   120 
       
   121 // -----------------------------------------------------------------------------
       
   122 // SIPHeaderLookup::LookupTable
       
   123 // -----------------------------------------------------------------------------
       
   124 //
       
   125 CSIPHeaderLookupTable* SIPHeaderLookup::LookupTable()
       
   126 	{
       
   127 	CSIPCodecTlsPtrs* tlsPtrs = static_cast<CSIPCodecTlsPtrs*>( Dll::Tls() );	
       
   128     __ASSERT_ALWAYS( tlsPtrs, User::Panic( KNullDesC, KErrNotReady ) );	
       
   129 	
       
   130 	CSIPHeaderLookupTable* lookup = tlsPtrs->iHeaderLookup;	
       
   131     __ASSERT_ALWAYS( lookup, User::Panic( KNullDesC, KErrNotReady ) );	
       
   132     
       
   133 	return lookup;
       
   134 	}
       
   135 
       
   136 // -----------------------------------------------------------------------------
       
   137 // SIPHeaderLookup::SetConvertToSIPURI
       
   138 // -----------------------------------------------------------------------------
       
   139 //
       
   140 EXPORT_C void SIPHeaderLookup::SetConvertToSIPURI(TBool aValue)
       
   141     {
       
   142     LookupTable()->SetConvertToSIPURI(aValue);
       
   143     }
       
   144 
       
   145 // -----------------------------------------------------------------------------
       
   146 // SIPHeaderLookup::ConvertToSIPURI
       
   147 // -----------------------------------------------------------------------------
       
   148 //
       
   149 TBool SIPHeaderLookup::ConvertToSIPURI()
       
   150     {
       
   151     return LookupTable()->ConvertToSIPURI();
       
   152     }