williamr@2: // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: // in_hdr.h - IPv6 header structure
williamr@2: // Defines the basic classes for accessing the header
williamr@2: // structures within IPv6 packets.
williamr@2: //
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: /**
williamr@2:  @publishedAll
williamr@2:  @deprecated
williamr@2: */
williamr@2: 
williamr@2: #ifndef __IN_HDR_H__
williamr@2: #define __IN_HDR_H__
williamr@2: 
williamr@2: #include <e32std.h>
williamr@2: 
williamr@2: //
williamr@2: // TInet6HeaderBase
williamr@2: //	A base class for headers.
williamr@2: //
williamr@2: //	Currently no declarations, just here ready for potential need
williamr@2: //
williamr@2: //class TInet6HeaderBase
williamr@2: //	{
williamr@2: //private:
williamr@2: 	//
williamr@2: 	// The following methods are "private" on purpose. They only
williamr@2: 	// document what derived class should implement, and cause an
williamr@2: 	// error message at compile time when a method is used, but
williamr@2: 	// not declared in the derived class. There is NO IMPLEMENTATION
williamr@2: 	// for these in this base class!!
williamr@2: 	//
williamr@2: 	// Every derived class must implement the following methods
williamr@2: 	// (These are compile time constants)
williamr@2: 	//
williamr@2: //	static TInt MinHeaderLength();
williamr@2: //	static TInt MaxHeaderLength();
williamr@2: 
williamr@2: 	// Actual header length (based on on dynamic information
williamr@2: 	// retrieved from the successfully mapped header).
williamr@2: 	//					
williamr@2: //	TInt HeaderLength();
williamr@2: 	//
williamr@2: 	// There is no need for a method accessing the offset to the
williamr@2: 	// beginning of payload data. This offset is *ALWAYS* same as
williamr@2: 	// HeaderLength(). It includes the padding, if any is required.
williamr@2: //	};
williamr@2: 
williamr@2: #endif