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

/*
 * Copyright (C) 1996-2025 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */

#ifndef SQUID_SRC_MEM_NODE_H
#define SQUID_SRC_MEM_NODE_H

#include "base/Range.h"
#include "defines.h"
#include "mem/forward.h"
#include "StoreIOBuffer.h"

class mem_node
{
    MEMPROXY_CLASS(mem_node);

public:
    static size_t InUseCount();
    static size_t StoreMemSize();

    mem_node(int64_t);
    ~mem_node();
    size_t space() const;
    int64_t start() const;
    int64_t end() const;
    Range<int64_t> dataRange() const;
    bool contains (int64_t const &location) const;
    bool canAccept (int64_t const &location) const;
    bool operator < (mem_node const & rhs) const;
    /* public */
    StoreIOBuffer nodeBuffer;
    /* Private */
    char data[SM_PAGE_SIZE];
    bool write_pending;
};

inline std::ostream &
operator << (std::ostream &os, mem_node &aNode)
{
    os << aNode.nodeBuffer.range();
    return os;
}

void memNodeWriteComplete(void *);

#endif /* SQUID_SRC_MEM_NODE_H */
Commit	Line	Data
	1	/*
	2	* Copyright (C) 1996-2025 The Squid Software Foundation and contributors
	3	*
	4	* Squid software is distributed under GPLv2+ license and includes
	5	* contributions from numerous individuals and organizations.
	6	* Please see the COPYING and CONTRIBUTORS files for details.
	7	*/
	8
	9	#ifndef SQUID_SRC_MEM_NODE_H
	10	#define SQUID_SRC_MEM_NODE_H
	11
	12	#include "base/Range.h"
	13	#include "defines.h"
	14	#include "mem/forward.h"
	15	#include "StoreIOBuffer.h"
	16
	17	class mem_node
	18	{
	19	MEMPROXY_CLASS(mem_node);
	20
	21	public:
	22	static size_t InUseCount();
	23	static size_t StoreMemSize();
	24
	25	mem_node(int64_t);
	26	~mem_node();
	27	size_t space() const;
	28	int64_t start() const;
	29	int64_t end() const;
	30	Range<int64_t> dataRange() const;
	31	bool contains (int64_t const &location) const;
	32	bool canAccept (int64_t const &location) const;
	33	bool operator < (mem_node const & rhs) const;
	34	/* public */
	35	StoreIOBuffer nodeBuffer;
	36	/* Private */
	37	char data[SM_PAGE_SIZE];
	38	bool write_pending;
	39	};
	40
	41	inline std::ostream &
	42	operator << (std::ostream &os, mem_node &aNode)
	43	{
	44	os << aNode.nodeBuffer.range();
	45	return os;
	46	}
	47
	48	void memNodeWriteComplete(void *);
	49
	50	#endif /* SQUID_SRC_MEM_NODE_H */
	51