Summary: Add TODO for mem_node_test.

[thirdparty/squid.git] / src / mem_node.h

/*
 * $Id: mem_node.h,v 1.2 2003/02/21 22:50:10 robertc Exp $
 *
 *
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 *  the Internet community; see the CONTRIBUTORS file for full
 *  details.   Many organizations have provided support for Squid's
 *  development; see the SPONSORS file for full details.  Squid is
 *  Copyrighted (C) 2001 by the Regents of the University of
 *  California; see the COPYRIGHT file for full details.  Squid
 *  incorporates software developed and/or copyrighted by other
 *  sources; see the CREDITS file for full details.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *  
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
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 */

#ifndef SQUID_MEM_NODE_H
#define SQUID_MEM_NODE_H

#include "StoreIOBuffer.h"

class mem_node
{

public:
    static size_t InUseCount();
    static unsigned long store_mem_size;	/* 0 */

    void operator delete (void *);
    void *operator new (size_t);
    mem_node(off_t);
    ~mem_node();
    size_t space() const;
    size_t start() const;
    size_t end() const;
    bool contains (size_t const &location) const;
    bool canAccept (size_t const &location) const;
    /* public */
    StoreIOBuffer nodeBuffer;
    mem_node *next;
    /* Private */
    char data[SM_PAGE_SIZE];

private:
    static MemPool *pool;
};


#endif /* SQUID_MEM_NODE_H */