/*
	This file is part of ct.

	This program 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.

	This program 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 Takwrap.  If not, see <https://www.gnu.org/licenses/>.
*/

#ifndef HASHTABLE_H
#define HASHTABLE_H

#include <stdlib.h>
#include <stdint.h>

// ===================================================================
// Types
// ===================================================================

#define HASHTABLE_SIZE ((uint32_t)((1<<19) - 1))

typedef struct ht_node_s {
	struct ht_node_s *next;
	uint64_t key;
	void* data;
} ht_entry_t;

typedef struct hashtable_s {
	ht_entry_t *entries[HASHTABLE_SIZE+1];
	uint64_t num_entries;
} hashtable_t;

// ===================================================================
// Methods
// ===================================================================

hashtable_t*
ht_init(void);

void
ht_free(void data_free(void *), hashtable_t *table);

ht_entry_t
*ht_seek(const uint64_t key, hashtable_t *table);

int
ht_insert(const uint64_t key, void* data, hashtable_t *table);

#endif