HDF: hdf/src/mcache_priv.h File Reference

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| HDF 4.4.0 API Reference |

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mcache_priv.h File Reference
`#include "hdf_priv.h"`
`#include "hqueue_priv.h"`

## Data Structures
struct | BKT
struct | L_ELEM
struct | MCACHE
struct | MCACHE::_lqh
struct | MCACHE::_hqh
struct | MCACHE::_lhqh

## Macros
#define | RET_SUCCESS SUCCEED
#define | RET_ERROR FAIL
#define | HASHSIZE 128
#define | HASHKEY(pgno)
#define | DEF_PAGESIZE 8192
#define | DEF_MAXCACHE 1
#define | MAX_PAGE_NUMBER 0xffffffff
#define | MCACHE_DIRTY 0x01
#define | MCACHE_PINNED 0x02
#define | ELEM_READ 0x01
#define | ELEM_WRITTEN 0x02
#define | ELEM_SYNC 0x03
#define | MCACHE_EXTEND 0x10

## Functions
MCACHE * | mcache_open (void *key, int32 object_id, int32 pagesize, int32 maxcache, int32 npages, int32 flags)
void | mcache_filter (MCACHE *mp, int32(*pgin)(void *cookie, int32 pgno, void *page), int32(*pgout)(void *cookie, int32 pgno, const void *page), void *pgcookie)
void * | mcache_new (MCACHE *mp, int32 *pgnoaddr, int32 flags)
void * | mcache_get (MCACHE *mp, int32 pgno, int32 flags)
int | mcache_put (MCACHE *mp, void *page, int32 flags)
int | mcache_sync (MCACHE *mp)
int | mcache_close (MCACHE *mp)
int32 | mcache_get_pagesize (MCACHE *mp)
int32 | mcache_get_maxcache (MCACHE *mp)
int32 | mcache_set_maxcache (MCACHE *mp, int32 maxcache)
int32 | mcache_get_npages (MCACHE *mp)

## Macro Definition Documentation

## ◆ DEF_MAXCACHE

#define DEF_MAXCACHE 1

## ◆ DEF_PAGESIZE

#define DEF_PAGESIZE 8192

## ◆ ELEM_READ

#define ELEM_READ 0x01

## ◆ ELEM_SYNC

#define ELEM_SYNC 0x03

## ◆ ELEM_WRITTEN

#define ELEM_WRITTEN 0x02

## ◆ HASHKEY

#define HASHKEY | ( |  | pgno | ) |

Value:
((pgno - 1) % HASHSIZE)
HASHSIZE
#define HASHSIZE
Definition mcache_priv.h:74

## ◆ HASHSIZE

#define HASHSIZE 128

## ◆ MAX_PAGE_NUMBER

#define MAX_PAGE_NUMBER 0xffffffff

## ◆ MCACHE_DIRTY

#define MCACHE_DIRTY 0x01

## ◆ MCACHE_EXTEND

#define MCACHE_EXTEND 0x10

## ◆ MCACHE_PINNED

#define MCACHE_PINNED 0x02

## ◆ RET_ERROR

#define RET_ERROR FAIL

## ◆ RET_SUCCESS

#define RET_SUCCESS SUCCEED

## Function Documentation

## ◆ mcache_close()

int mcache_close | ( | MCACHE * | mp | ) |
| extern

## ◆ mcache_filter()

void mcache_filter | ( | MCACHE * | mp,
|  | int32(* | pgin )(void *cookie, int32 pgno, void *page),
|  | int32(* | pgout )(void *cookie, int32 pgno, const void *page),
|  | void * | pgcookie )
| extern

## ◆ mcache_get()

void * mcache_get | ( | MCACHE * | mp,
|  | int32 | pgno,
|  | int32 | flags )
| extern

## ◆ mcache_get_maxcache()

int32 mcache_get_maxcache | ( | MCACHE * | mp | ) |
| extern

## ◆ mcache_get_npages()

int32 mcache_get_npages | ( | MCACHE * | mp | ) |
| extern

## ◆ mcache_get_pagesize()

int32 mcache_get_pagesize | ( | MCACHE * | mp | ) |
| extern

## ◆ mcache_new()

void * mcache_new | ( | MCACHE * | mp,
|  | int32 * | pgnoaddr,
|  | int32 | flags )
| extern

## ◆ mcache_open()

MCACHE * mcache_open | ( | void * | key,
|  | int32 | object_id,
|  | int32 | pagesize,
|  | int32 | maxcache,
|  | int32 | npages,
|  | int32 | flags )
| extern

## ◆ mcache_put()

int mcache_put | ( | MCACHE * | mp,
|  | void * | page,
|  | int32 | flags )
| extern

## ◆ mcache_set_maxcache()

int32 mcache_set_maxcache | ( | MCACHE * | mp,
|  | int32 | maxcache )
| extern

## ◆ mcache_sync()

int mcache_sync | ( | MCACHE * | mp | ) |
| extern