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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// ace/RMCast
//
// = AUTHOR
// Carlos O'Ryan <coryan@uci.edu>
//
// ============================================================================
#ifndef ACE_RMCAST_SEQUENCER_H
#define ACE_RMCAST_SEQUENCER_H
#include /**/ "ace/pre.h"
#include "RMCast_Module.h"
#include "ace/Synch_Traits.h"
#include "ace/Thread_Mutex.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
/// Assign sequence numbers to outgoing messages
/**
* On the sender side we must assign sequence numbers to the messages
* <B>before</B> they are put in the retransmission queue.
*/
class ACE_RMCast_Export ACE_RMCast_Sequencer : public ACE_RMCast_Module
{
public:
/// Constructor
ACE_RMCast_Sequencer (void);
/// Destructor
virtual ~ACE_RMCast_Sequencer (void);
virtual int data (ACE_RMCast::Data &);
protected:
/// Create the sequence numbers
ACE_UINT32 sequence_number_generator_;
/// Synchronization
ACE_SYNCH_MUTEX mutex_;
};
#if defined (__ACE_INLINE__)
#include "RMCast_Sequencer.i"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* ACE_RMCAST_SEQUENCER_H */
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