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// -*- C++ -*-
//=============================================================================
/**
* @file Obchunk.h
*
* $Id$
*
* @author Doug Schmidt
*/
//=============================================================================
#ifndef ACE_OBCHUNK_H
#define ACE_OBCHUNK_H
#include /**/ "ace/pre.h"
#include "ace/Malloc.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_Obchunk
*
* @brief Defines the state that represents a "chunk" of memory.
* Evenything in this class is public because it is designed
* as an internal structure of Obstack_T and users are
* not supposed to use this class directly.
* @sa ACE_Obstack_T
*/
class ACE_Export ACE_Obchunk
{
public:
/// Constructor.
ACE_Obchunk (size_t size);
/// Dtor.
~ACE_Obchunk (void);
/// Dump the state of an object.
void dump (void) const;
/// Declare the dynamic allocation hooks.
ACE_ALLOC_HOOK_DECLARE;
/// Pointer to the end of the chunk.
char *end_;
/// Pointer to the head of the current building block.
char *block_;
/// Pointer to the current location in the chunk.
char *cur_;
/// Next chunk in the chain.
ACE_Obchunk *next_;
/**
* Pointer to the beginning contents of this chunk. This field is
* actually overlayed by the memory allocated by
* <ACE_Obstack::new_chunk>. Therefore, it *must* come last.
*/
char contents_[4];
};
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/Obchunk.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* ACE_OBCHUNK_H */
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