2017-01-14 22:02:33 +01:00

40 lines
1.4 KiB
C

#ifndef __SDB_HT_H
#define __SDB_HT_H
#include "ht.h"
/** keyvalue pair **/
typedef struct sdb_kv {
//sub of HtKv so we can cast safely
char *key;
char *value;
ut32 key_len;
ut32 value_len;
ut32 cas;
ut64 expire;
} SdbKv;
SDB_API SdbKv* sdb_kv_new2(const char *k, int kl, const char *v, int vl);
extern SdbKv* sdb_kv_new(const char *k, const char *v);
extern ut32 sdb_hash(const char *key);
extern void sdb_kv_free(SdbKv *kv);
SdbHash* sdb_ht_new();
// Destroy a hashtable and all of its entries.
void sdb_ht_free(SdbHash* ht);
void sdb_ht_free_deleted(SdbHash* ht);
// Insert a new Key-Value pair into the hashtable. If the key already exists, returns false.
bool sdb_ht_insert(SdbHash* ht, const char* key, const char* value);
// Insert a new Key-Value pair into the hashtable, or updates the value if the key already exists.
bool sdb_ht_insert_kvp(SdbHash* ht, SdbKv *kvp, bool update);
// Insert a new Key-Value pair into the hashtable, or updates the value if the key already exists.
bool sdb_ht_update(SdbHash* ht, const char* key, const char* value);
// Delete a key from the hashtable.
bool sdb_ht_delete(SdbHash* ht, const char* key);
// Find the value corresponding to the matching key.
char* sdb_ht_find(SdbHash* ht, const char* key, bool* found);
// Find the KeyValuePair corresponding to the matching key.
SdbKv* sdb_ht_find_kvp(SdbHash* ht, const char* key, bool* found);
#endif // __SDB_HT_H