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Post-review fixes.

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This commit is contained in:
Igor Babaev
2010-04-01 14:42:40 -07:00
parent ecba0ec8ed
commit 59baf97d56
5 changed files with 557 additions and 539 deletions
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89
include/keycache.h
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@@ -37,7 +37,6 @@ C_MODE_START
#define MAX_KEY_CACHE_PARTITIONS 64
/* The structure to get statistical data about a key cache */
typedef struct st_key_cache_statistics
@@ -53,6 +52,8 @@ typedef struct st_key_cache_statistics
ulonglong writes; /* number of actual writes from buffers into files */
} KEY_CACHE_STATISTICS;
#define NO_LONG_KEY_CACHE_STAT_VARIABLES 3
/* The type of a key cache object */
typedef enum key_cache_type
{
@@ -61,6 +62,55 @@ typedef enum key_cache_type
} KEY_CACHE_TYPE;
typedef
int (*INIT_KEY_CACHE)
(void *, uint key_cache_block_size,
size_t use_mem, uint division_limit, uint age_threshold);
typedef
int (*RESIZE_KEY_CACHE)
(void *, uint key_cache_block_size,
size_t use_mem, uint division_limit, uint age_threshold);
typedef
void (*CHANGE_KEY_CACHE_PARAM)
(void *keycache_cb,
uint division_limit, uint age_threshold);
typedef
uchar* (*KEY_CACHE_READ)
(void *keycache_cb,
File file, my_off_t filepos, int level,
uchar *buff, uint length,
uint block_length, int return_buffer);
typedef
int (*KEY_CACHE_INSERT)
(void *keycache_cb,
File file, my_off_t filepos, int level,
uchar *buff, uint length);
typedef
int (*KEY_CACHE_WRITE)
(void *keycache_cb,
File file, void *file_extra,
my_off_t filepos, int level,
uchar *buff, uint length,
uint block_length, int force_write);
typedef
int (*FLUSH_KEY_BLOCKS)
(void *keycache_cb,
int file, void *file_extra,
enum flush_type type);
typedef
int (*RESET_KEY_CACHE_COUNTERS)
(const char *name, void *keycache_cb);
typedef
void (*END_KEY_CACHE)
(void *keycache_cb, my_bool cleanup);
typedef
void (*GET_KEY_CACHE_STATISTICS)
(void *keycache_cb, uint partition_no,
KEY_CACHE_STATISTICS *key_cache_stats);
typedef
ulonglong (*GET_KEY_CACHE_STAT_VALUE)
(void *keycache_cb, uint var_no);
/*
An object of the type KEY_CACHE_FUNCS contains pointers to all functions
from the key cache interface.
@@ -74,32 +124,17 @@ typedef enum key_cache_type
typedef struct st_key_cache_funcs
{
int (*init) (void *, uint key_cache_block_size,
size_t use_mem, uint division_limit, uint age_threshold);
int (*resize) (void *, uint key_cache_block_size,
size_t use_mem, uint division_limit, uint age_threshold);
void (*change_param) (void *keycache_cb,
uint division_limit, uint age_threshold);
uchar* (*read) (void *keycache_cb,
File file, my_off_t filepos, int level,
uchar *buff, uint length,
uint block_length, int return_buffer);
int (*insert) (void *keycache_cb,
File file, my_off_t filepos, int level,
uchar *buff, uint length);
int (*write) (void *keycache_cb,
File file, void *file_extra,
my_off_t filepos, int level,
uchar *buff, uint length,
uint block_length, int force_write);
int (*flush) (void *keycache_cb,
int file, void *file_extra,
enum flush_type type);
int (*reset_counters) (const char *name, void *keycache_cb);
void (*end) (void *keycache_cb, my_bool cleanup);
void (*get_stats) (void *keycache_cb, uint partition_no,
KEY_CACHE_STATISTICS *key_cache_stats);
ulonglong (*get_stat_val) (void *keycache_cb, uint var_no);
INIT_KEY_CACHE init;
RESIZE_KEY_CACHE resize;
CHANGE_KEY_CACHE_PARAM change_param;
KEY_CACHE_READ read;
KEY_CACHE_INSERT insert;
KEY_CACHE_WRITE write;
FLUSH_KEY_BLOCKS flush;
RESET_KEY_CACHE_COUNTERS reset_counters;
END_KEY_CACHE end;
GET_KEY_CACHE_STATISTICS get_stats;
GET_KEY_CACHE_STAT_VALUE get_stat_val;
} KEY_CACHE_FUNCS;