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/*
 * Copyright 2009 2010 Giovanni Simoni
 *
 * This file is part of LibDacav.
 *
 * LibDacav is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * LibDacav is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with LibDacav.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef __defined_dacav_dacavdhash_h
#define __defined_dacav_dacavdhash_h

#ifdef __cplusplus
extern "C" {
#endif

#include <dacav/dacav.h>
#include <stdint.h>


typedef struct dhash dhash_t;

typedef uintptr_t (*dhash_cb_t) (const void *key);

typedef struct pair dhash_pair_t;

typedef enum {
    DHASH_FOUND = 0,    
    DHASH_NOTFOUND = 1, 
} dhash_result_t;

const void *dhash_key (dhash_pair_t *p);

 void *dhash_val (dhash_pair_t *p);

dhash_t *dhash_new (unsigned nbuckets, dhash_cb_t hf, dcmp_cb_t cmp,
                    const dcprm_t *key_cprm, const dcprm_t *val_cprm);

void dhash_free (dhash_t *htab);

dhash_result_t dhash_insert (dhash_t *htab, const void *key,
                             const void *value);

dhash_result_t dhash_search_default (dhash_t *htab, const void *key,
                                     void **found, dcreate_cb_t create,
                                     void *ctx);

dhash_result_t dhash_search (dhash_t *htab, const void *key, void **found);

dhash_result_t dhash_delete (dhash_t *htab, const void *key, void **found);

diter_t *dhash_iter_new (dhash_t *t);

void dhash_iter_free (diter_t *i);

#ifdef __cplusplus
}
#endif

#endif // __defined_dacav_dhash_h