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// $Id$
// ============================================================================
//
// = DESCRIPTION
// Helper class used in the reassembly layer of the realiable
// multicast library.
//
// = AUTHOR
// Carlos O'Ryan <coryan@cs.wustl.edu>
//
// ============================================================================
#ifndef ACE_RMCAST_HEADER_SIZE_H
#define ACE_RMCAST_HEADER_SIZE_H
#include "ace/pre.h"
#include "RMCast_Export.h"
#include "ace/Task.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
class ACE_RMCast_Export ACE_RMCast_Header_Size : public ACE_Message_Block
{
// = TITLE
// A control message to compute the total header size in the stack
//
// = DESCRIPTION
// As layers are pushed into the stack it is often required to add
// headers in one or more layers. The headers could be appended
// using the message block chain.
//
public:
ACE_RMCast_Header_Size (void);
// Constructor
void add_to_header_size (size_t size);
// Add a header to the total size
size_t header_size (void) const;
// Return the current header size
private:
size_t header_size_;
// The header size
};
#if defined (__ACE_INLINE__)
#include "RMCast_Header_Size.i"
#endif /* __ACE_INLINE__ */
#include "ace/post.h"
#endif /* ACE_RMCAST_HEADER_SIZE_H */
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