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refact

This commit is contained in:
Hongze Cheng 2021-09-27 15:14:33 +08:00
parent 7f4551db61
commit 5e95ab2e6c
1 changed files with 14 additions and 11 deletions
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25
include/libs/tkv/tkv.h
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@ -22,7 +22,6 @@ extern "C" {
typedef struct tkv_db_s tkv_db_t;
typedef struct {
/* data */
} tkv_key_t;
@ -31,29 +30,33 @@ typedef struct {
bool pinned;
int64_t ref; // TODO: use util library
// TODO: add a RW latch here
void *pObj;
uint64_t offset;
void * pObj;
} tkv_obj_t;
typedef int (*tkv_key_comp_fn_t)(const tkv_key_t *, const tkv_key_t *);
typedef void (*tkv_get_key_fn_t)(const tkv_obj_t *, tkv_key_t *);
typedef int (*tkv_obj_encode_fn_t)(void **buf, void *pObj);
typedef void *(*tkv_obj_decode_fn_t)(void *buf, void **pObj);
typedef int (*tkv_obj_comp_fn_t)(const tkv_obj_t *, const tkv_obj_t *);
typedef struct {
uint64_t memLimit : 63;
uint64_t memLimit;
tkv_get_key_fn_t getKey;
tkv_obj_encode_fn_t encode;
tkv_obj_decode_fn_t decode;
tkv_obj_comp_fn_t compare;
} tkv_db_option_t;
tkv_db_t * tkvOpenDB(char *dir, tkv_db_option_t *);
int tkvCloseDB(tkv_db_t *);
int tkvPut(tkv_db_t *, tkv_obj_t *);
int tkvPutBatch(tkv_db_t *, tkv_obj_t **, int);
tkv_obj_t *tkvGet(tkv_key_t *);
int tkvGetBatch(tkv_db_t *, tkv_key_t **, int, tkv_obj_t **);
int tkvCommit(tkv_db_t *, void * /*TODO*/);
tkv_db_t * tkvOpenDB(char *dir, tkv_db_option_t *);
int tkvCloseDB(tkv_db_t *);
int tkvPut(tkv_db_t *, tkv_obj_t *);
int tkvPutBatch(tkv_db_t *, tkv_obj_t **, int);
const tkv_obj_t *tkvGet(tkv_key_t *);
int tkvGetBatch(tkv_db_t *, tkv_key_t **, int, tkv_obj_t **);
int tkvDrop(tkv_db_t *, tkv_key_t *);
int tkvCommit(tkv_db_t *, void * /*TODO*/);
// TODO: iter function
#ifdef __cplusplus
}