43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
#ifndef __CMPH_BMZ8_H__
|
|
#define __CMPH_BMZ8_H__
|
|
|
|
#include "cmph.h"
|
|
|
|
typedef struct __bmz8_data_t bmz8_data_t;
|
|
typedef struct __bmz8_config_data_t bmz8_config_data_t;
|
|
|
|
bmz8_config_data_t *bmz8_config_new(void);
|
|
void bmz8_config_set_hashfuncs(cmph_config_t *mph, CMPH_HASH *hashfuncs);
|
|
void bmz8_config_destroy(cmph_config_t *mph);
|
|
cmph_t *bmz8_new(cmph_config_t *mph, double c);
|
|
|
|
void bmz8_load(FILE *f, cmph_t *mphf);
|
|
int bmz8_dump(cmph_t *mphf, FILE *f);
|
|
void bmz8_destroy(cmph_t *mphf);
|
|
cmph_uint8 bmz8_search(cmph_t *mphf, const char *key, cmph_uint32 keylen);
|
|
|
|
/** \fn void bmz8_pack(cmph_t *mphf, void *packed_mphf);
|
|
* \brief Support the ability to pack a perfect hash function into a preallocated contiguous memory space pointed by packed_mphf.
|
|
* \param mphf pointer to the resulting mphf
|
|
* \param packed_mphf pointer to the contiguous memory area used to store the resulting mphf. The size of packed_mphf must be at least cmph_packed_size()
|
|
*/
|
|
void bmz8_pack(cmph_t *mphf, void *packed_mphf);
|
|
|
|
/** \fn cmph_uint32 bmz8_packed_size(cmph_t *mphf);
|
|
* \brief Return the amount of space needed to pack mphf.
|
|
* \param mphf pointer to a mphf
|
|
* \return the size of the packed function or zero for failures
|
|
*/
|
|
cmph_uint32 bmz8_packed_size(cmph_t *mphf);
|
|
|
|
/** cmph_uint8 bmz8_search(void *packed_mphf, const char *key, cmph_uint32 keylen);
|
|
* \brief Use the packed mphf to do a search.
|
|
* \param packed_mphf pointer to the packed mphf
|
|
* \param key key to be hashed
|
|
* \param keylen key legth in bytes
|
|
* \return The mphf value
|
|
*/
|
|
cmph_uint8 bmz8_search_packed(void *packed_mphf, const char *key, cmph_uint32 keylen);
|
|
|
|
#endif
|