items.c File Reference

#include "memcached.h"
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/signal.h>
#include <sys/resource.h>
#include <fcntl.h>
#include <netinet/in.h>
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <assert.h>

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Classes
struct	itemstats_t
Defines
#define	ITEM_UPDATE_INTERVAL   60
#define	LARGEST_ID   255
#define	DEBUG_REFCNT(it, op)   while(0)
Functions
void	item_init (void)
void	item_stats_reset (void)
uint64_t	get_cas_id (void)
item *	do_item_alloc (char *key, const size_t nkey, const int flags, const rel_time_t exptime, const int nbytes)
void	item_free (item *it)
bool	item_size_ok (const size_t nkey, const int flags, const int nbytes)
	Returns true if an item will fit in the cache (its size does not exceed the maximum for a cache entry.
int	do_item_link (item *it)
void	do_item_unlink (item *it)
	may fail if transgresses limits
void	do_item_remove (item *it)
void	do_item_update (item *it)
int	do_item_replace (item *it, item *new_it)
	update LRU time to current and reposition
char *	do_item_cachedump (const unsigned int slabs_clsid, const unsigned int limit, unsigned int *bytes)
void	do_item_stats (ADD_STAT add_stats, void *c)
void	do_item_stats_sizes (ADD_STAT add_stats, void *c)
	dumps out a list of objects of each size, with granularity of 32 bytes
item *	do_item_get (const char *key, const size_t nkey)
	wrapper around assoc_find which does the lazy expiration logic
item *	do_item_get_nocheck (const char *key, const size_t nkey)
	returns an item whether or not it's expired.
void	do_item_flush_expired (void)

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Define Documentation

#define DEBUG_REFCNT	(	it,
		op		)	while(0)

#define ITEM_UPDATE_INTERVAL   60

#define LARGEST_ID   255

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Function Documentation

item* do_item_alloc	(	char *	key,
		const size_t	nkey,
		const int	flags,
		const rel_time_t	exptime,
		const int	nbytes
	)

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char* do_item_cachedump	(	const unsigned int	slabs_clsid,
		const unsigned int	limit,
		unsigned int *	bytes
	)

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void do_item_flush_expired

(

void

)

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item* do_item_get	(	const char *	key,
		const size_t	nkey
	)

wrapper around assoc_find which does the lazy expiration logic

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item* do_item_get_nocheck	(	const char *	key,
		const size_t	nkey
	)

returns an item whether or not it's expired.

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int do_item_link

(

item *

it

)

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void do_item_remove

(

item *

it

)

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int do_item_replace	(	item *	it,
		item *	new_it
	)

update LRU time to current and reposition

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void do_item_stats	(	ADD_STAT	add_stats,
		void *	c
	)

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void do_item_stats_sizes	(	ADD_STAT	add_stats,
		void *	c
	)

dumps out a list of objects of each size, with granularity of 32 bytes

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void do_item_unlink

(

item *

it

)

may fail if transgresses limits

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void do_item_update

(

item *

it

)

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uint64_t get_cas_id

(

void

)

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void item_free

(

item *

it

)

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void item_init

(

void

)

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bool item_size_ok	(	const size_t	nkey,
		const int	flags,
		const int	nbytes
	)

Returns true if an item will fit in the cache (its size does not exceed the maximum for a cache entry.

)

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void item_stats_reset

(

void

)